Mercurial > dovecot > core-2.2
annotate src/doveadm/dsync/dsync-ibc-stream.c @ 16940:38f404297728
dsync: Use i_stream_get_error() instead of just errno in stream error messages.
author | Timo Sirainen <tss@iki.fi> |
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date | Wed, 06 Nov 2013 17:13:53 +0200 |
parents | 56be613e8ece |
children | 8a7ecddca4ad |
rev | line source |
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Oops :) Update copyrights to 2013 without breaking all .c files.
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1 /* Copyright (c) 2013 Dovecot authors, see the included COPYING file */ |
14584 | 2 |
3 #include "lib.h" | |
4 #include "array.h" | |
5 #include "fd-set-nonblock.h" | |
6 #include "safe-mkstemp.h" | |
7 #include "ioloop.h" | |
8 #include "istream.h" | |
9 #include "istream-seekable.h" | |
10 #include "istream-dot.h" | |
11 #include "ostream.h" | |
12 #include "str.h" | |
13 #include "strescape.h" | |
14 #include "master-service.h" | |
15 #include "mail-cache.h" | |
16 #include "mail-storage-private.h" | |
17 #include "dsync-serializer.h" | |
18 #include "dsync-deserializer.h" | |
19 #include "dsync-mail.h" | |
20 #include "dsync-mailbox.h" | |
21 #include "dsync-mailbox-state.h" | |
22 #include "dsync-mailbox-tree.h" | |
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23 #include "dsync-ibc-private.h" |
14584 | 24 |
25 #include <stdlib.h> | |
26 | |
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27 #define DSYNC_IBC_STREAM_TIMEOUT_MSECS (60*10*1000) |
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28 #define DSYNC_IBC_STREAM_OUTBUF_THROTTLE_SIZE (1024*128) |
14584 | 29 |
30 #define DSYNC_PROTOCOL_VERSION_MAJOR 3 | |
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31 #define DSYNC_PROTOCOL_VERSION_MINOR 2 |
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32 #define DSYNC_HANDSHAKE_VERSION "VERSION\tdsync\t3\t2\n" |
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33 |
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34 #define DSYNC_PROTOCOL_MINOR_HAVE_ATTRIBUTES 1 |
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35 #define DSYNC_PROTOCOL_MINOR_HAVE_SAVE_GUID 2 |
14584 | 36 |
37 enum item_type { | |
38 ITEM_NONE, | |
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39 ITEM_DONE, |
14584 | 40 |
41 ITEM_HANDSHAKE, | |
42 ITEM_MAILBOX_STATE, | |
43 ITEM_MAILBOX_TREE_NODE, | |
44 ITEM_MAILBOX_DELETE, | |
45 ITEM_MAILBOX, | |
46 | |
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47 ITEM_MAILBOX_ATTRIBUTE, |
14584 | 48 ITEM_MAIL_CHANGE, |
49 ITEM_MAIL_REQUEST, | |
50 ITEM_MAIL, | |
51 | |
52 ITEM_MAILBOX_CACHE_FIELD, | |
53 | |
54 ITEM_END_OF_LIST | |
55 }; | |
56 | |
57 #define END_OF_LIST_LINE "." | |
58 static const struct { | |
59 /* full human readable name of the item */ | |
60 const char *name; | |
61 /* unique character identifying the item */ | |
62 char chr; | |
63 const char *required_keys; | |
64 const char *optional_keys; | |
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65 unsigned int min_minor_version; |
14584 | 66 } items[ITEM_END_OF_LIST+1] = { |
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67 { NULL, '\0', NULL, NULL, 0 }, |
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68 { .name = "done", |
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69 .chr = 'X', |
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70 .optional_keys = "" |
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71 }, |
14584 | 72 { .name = "handshake", |
73 .chr = 'H', | |
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74 .required_keys = "hostname", |
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75 .optional_keys = "sync_ns_prefix sync_box sync_box_guid sync_type " |
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76 "debug sync_visible_namespaces exclude_mailboxes " |
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77 "send_mail_requests backup_send backup_recv lock_timeout " |
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78 "no_mail_sync no_backup_overwrite purge_remote" |
14584 | 79 }, |
80 { .name = "mailbox_state", | |
81 .chr = 'S', | |
82 .required_keys = "mailbox_guid last_uidvalidity last_common_uid " | |
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83 "last_common_modseq last_common_pvt_modseq", |
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84 .optional_keys = "changes_during_sync" |
14584 | 85 }, |
86 { .name = "mailbox_tree_node", | |
87 .chr = 'N', | |
88 .required_keys = "name existence", | |
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89 .optional_keys = "mailbox_guid uid_validity uid_next " |
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90 "last_renamed_or_created subscribed last_subscription_change" |
14584 | 91 }, |
92 { .name = "mailbox_delete", | |
93 .chr = 'D', | |
94 .required_keys = "hierarchy_sep", | |
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95 .optional_keys = "mailboxes dirs unsubscribes" |
14584 | 96 }, |
97 { .name = "mailbox", | |
98 .chr = 'B', | |
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99 .required_keys = "mailbox_guid uid_validity uid_next messages_count " |
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100 "first_recent_uid highest_modseq highest_pvt_modseq", |
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101 .optional_keys = "mailbox_lost cache_fields have_guids have_save_guids" |
14584 | 102 }, |
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103 { .name = "mailbox_attribute", |
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104 .chr = 'A', |
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105 .required_keys = "type key", |
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106 .optional_keys = "value stream deleted last_change modseq", |
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107 .min_minor_version = DSYNC_PROTOCOL_MINOR_HAVE_ATTRIBUTES |
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108 }, |
14584 | 109 { .name = "mail_change", |
110 .chr = 'C', | |
111 .required_keys = "type uid", | |
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112 .optional_keys = "guid hdr_hash modseq pvt_modseq save_timestamp " |
14584 | 113 "add_flags remove_flags final_flags " |
114 "keywords_reset keyword_changes" | |
115 }, | |
116 { .name = "mail_request", | |
117 .chr = 'R', | |
118 .optional_keys = "guid uid" | |
119 }, | |
120 { .name = "mail", | |
121 .chr = 'M', | |
122 .optional_keys = "guid uid pop3_uidl pop3_order received_date stream" | |
123 }, | |
124 { .name = "mailbox_cache_field", | |
125 .chr = 'c', | |
126 .required_keys = "name decision", | |
127 .optional_keys = "last_used" | |
128 }, | |
129 | |
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130 { "end_of_list", '\0', NULL, NULL, 0 } |
14584 | 131 }; |
132 | |
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133 struct dsync_ibc_stream { |
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134 struct dsync_ibc ibc; |
14584 | 135 |
136 char *name, *temp_path_prefix; | |
137 int fd_in, fd_out; | |
138 struct istream *input; | |
139 struct ostream *output; | |
140 struct io *io; | |
141 struct timeout *to; | |
142 | |
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143 unsigned int minor_version; |
14584 | 144 struct dsync_serializer *serializers[ITEM_END_OF_LIST]; |
145 struct dsync_deserializer *deserializers[ITEM_END_OF_LIST]; | |
146 | |
147 pool_t ret_pool; | |
148 struct dsync_deserializer_decoder *cur_decoder; | |
149 | |
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150 struct istream *value_output, *value_input; |
14584 | 151 struct dsync_mail *cur_mail; |
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152 struct dsync_mailbox_attribute *cur_attr; |
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153 char value_output_last; |
14584 | 154 |
155 unsigned int version_received:1; | |
156 unsigned int handshake_received:1; | |
157 unsigned int has_pending_data:1; | |
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158 unsigned int stopped:1; |
14584 | 159 }; |
160 | |
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161 static void dsync_ibc_stream_stop(struct dsync_ibc_stream *ibc) |
14584 | 162 { |
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163 ibc->stopped = TRUE; |
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164 i_stream_close(ibc->input); |
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165 o_stream_close(ibc->output); |
14584 | 166 io_loop_stop(current_ioloop); |
167 } | |
168 | |
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169 static int dsync_ibc_stream_read_mail_stream(struct dsync_ibc_stream *ibc) |
14584 | 170 { |
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171 do { |
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172 i_stream_skip(ibc->value_input, |
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173 i_stream_get_data_size(ibc->value_input)); |
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174 } while (i_stream_read(ibc->value_input) > 0); |
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175 if (ibc->value_input->eof) { |
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176 if (ibc->value_input->stream_errno != 0) { |
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177 i_error("dsync(%s): read() failed: %s", ibc->name, |
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178 i_stream_get_error(ibc->value_input)); |
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179 dsync_ibc_stream_stop(ibc); |
14584 | 180 return -1; |
181 } | |
182 /* finished reading the mail stream */ | |
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183 i_assert(ibc->value_input->eof); |
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184 i_stream_seek(ibc->value_input, 0); |
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185 ibc->has_pending_data = TRUE; |
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186 ibc->value_input = NULL; |
14584 | 187 return 1; |
188 } | |
189 return 0; | |
190 } | |
191 | |
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192 static void dsync_ibc_stream_input(struct dsync_ibc_stream *ibc) |
14584 | 193 { |
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194 if (ibc->value_input != NULL) { |
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195 if (dsync_ibc_stream_read_mail_stream(ibc) == 0) |
14584 | 196 return; |
197 } | |
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198 o_stream_cork(ibc->output); |
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199 ibc->ibc.io_callback(ibc->ibc.io_context); |
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200 o_stream_uncork(ibc->output); |
14584 | 201 } |
202 | |
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203 static int dsync_ibc_stream_send_value_stream(struct dsync_ibc_stream *ibc) |
14584 | 204 { |
205 const unsigned char *data; | |
206 unsigned char add; | |
207 size_t i, size; | |
208 int ret; | |
209 | |
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210 while ((ret = i_stream_read_data(ibc->value_output, |
14584 | 211 &data, &size, 0)) > 0) { |
212 add = '\0'; | |
213 for (i = 0; i < size; i++) { | |
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214 if (data[i] == '.' && |
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215 ((i == 0 && ibc->value_output_last == '\n') || |
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216 (i > 0 && data[i-1] == '\n'))) { |
14584 | 217 /* escape the dot */ |
218 add = '.'; | |
219 break; | |
220 } | |
221 } | |
222 | |
223 if (i > 0) { | |
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224 o_stream_nsend(ibc->output, data, i); |
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225 ibc->value_output_last = data[i-1]; |
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226 i_stream_skip(ibc->value_output, i); |
14584 | 227 } |
228 | |
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229 if (o_stream_get_buffer_used_size(ibc->output) >= 4096) { |
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230 if ((ret = o_stream_flush(ibc->output)) < 0) { |
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231 dsync_ibc_stream_stop(ibc); |
14584 | 232 return -1; |
233 } | |
234 if (ret == 0) { | |
235 /* continue later */ | |
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236 o_stream_set_flush_pending(ibc->output, TRUE); |
14584 | 237 return 0; |
238 } | |
239 } | |
240 | |
241 if (add != '\0') { | |
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242 o_stream_nsend(ibc->output, &add, 1); |
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243 ibc->value_output_last = add; |
14584 | 244 } |
245 } | |
246 i_assert(ret == -1); | |
247 | |
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248 if (ibc->value_output->stream_errno != 0) { |
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249 i_error("dsync(%s): read(%s) failed: %s", |
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250 ibc->name, i_stream_get_name(ibc->value_output), |
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251 i_stream_get_error(ibc->value_output)); |
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252 dsync_ibc_stream_stop(ibc); |
14584 | 253 return -1; |
254 } | |
255 | |
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256 /* finished sending the stream. use "CRLF." instead of "LF." just in |
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257 case we're sending binary data that ends with CR. */ |
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258 o_stream_nsend_str(ibc->output, "\r\n.\r\n"); |
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259 i_stream_unref(&ibc->value_output); |
14584 | 260 return 1; |
261 } | |
262 | |
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263 static int dsync_ibc_stream_output(struct dsync_ibc_stream *ibc) |
14584 | 264 { |
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265 struct ostream *output = ibc->output; |
14584 | 266 int ret; |
267 | |
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268 o_stream_cork(ibc->output); |
14584 | 269 if ((ret = o_stream_flush(output)) < 0) |
270 ret = 1; | |
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271 else if (ibc->value_output != NULL) { |
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272 if (dsync_ibc_stream_send_value_stream(ibc) < 0) |
14584 | 273 ret = 1; |
274 } | |
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275 timeout_reset(ibc->to); |
14584 | 276 |
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277 if (!dsync_ibc_is_send_queue_full(&ibc->ibc)) |
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278 ibc->ibc.io_callback(ibc->ibc.io_context); |
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279 o_stream_uncork(ibc->output); |
14584 | 280 return ret; |
281 } | |
282 | |
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283 static void dsync_ibc_stream_timeout(struct dsync_ibc_stream *ibc) |
14584 | 284 { |
285 i_error("dsync(%s): I/O has stalled, no activity for %u seconds", | |
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286 ibc->name, DSYNC_IBC_STREAM_TIMEOUT_MSECS/1000); |
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287 ibc->ibc.timeout = TRUE; |
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288 dsync_ibc_stream_stop(ibc); |
14584 | 289 } |
290 | |
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291 static void dsync_ibc_stream_init(struct dsync_ibc_stream *ibc) |
14584 | 292 { |
293 unsigned int i; | |
294 | |
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295 ibc->io = io_add(ibc->fd_in, IO_READ, dsync_ibc_stream_input, ibc); |
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296 o_stream_set_no_error_handling(ibc->output, TRUE); |
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297 o_stream_set_flush_callback(ibc->output, dsync_ibc_stream_output, ibc); |
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298 ibc->to = timeout_add(DSYNC_IBC_STREAM_TIMEOUT_MSECS, |
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299 dsync_ibc_stream_timeout, ibc); |
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300 o_stream_cork(ibc->output); |
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301 o_stream_nsend_str(ibc->output, DSYNC_HANDSHAKE_VERSION); |
14584 | 302 |
303 /* initialize serializers and send their headers to remote */ | |
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304 for (i = ITEM_DONE + 1; i < ITEM_END_OF_LIST; i++) T_BEGIN { |
14584 | 305 const char *keys; |
306 | |
307 keys = items[i].required_keys == NULL ? items[i].optional_keys : | |
308 t_strconcat(items[i].required_keys, " ", | |
309 items[i].optional_keys, NULL); | |
310 if (keys != NULL) { | |
311 i_assert(items[i].chr != '\0'); | |
312 | |
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313 ibc->serializers[i] = |
14584 | 314 dsync_serializer_init(t_strsplit_spaces(keys, " ")); |
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315 o_stream_nsend(ibc->output, &items[i].chr, 1); |
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316 o_stream_nsend_str(ibc->output, |
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317 dsync_serializer_encode_header_line(ibc->serializers[i])); |
14584 | 318 } |
319 } T_END; | |
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320 o_stream_nsend_str(ibc->output, ".\n"); |
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321 o_stream_uncork(ibc->output); |
14584 | 322 } |
323 | |
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324 static void dsync_ibc_stream_deinit(struct dsync_ibc *_ibc) |
14584 | 325 { |
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326 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
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327 unsigned int i; |
14584 | 328 |
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329 for (i = ITEM_DONE + 1; i < ITEM_END_OF_LIST; i++) { |
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330 if (ibc->serializers[i] != NULL) |
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331 dsync_serializer_deinit(&ibc->serializers[i]); |
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332 if (ibc->deserializers[i] != NULL) |
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333 dsync_deserializer_deinit(&ibc->deserializers[i]); |
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334 } |
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335 if (ibc->cur_decoder != NULL) |
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336 dsync_deserializer_decode_finish(&ibc->cur_decoder); |
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337 if (ibc->value_output != NULL) |
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338 i_stream_unref(&ibc->value_output); |
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339 else { |
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340 /* notify remote that we're closing. this is mainly to avoid |
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341 "read() failed: EOF" errors on failing dsyncs */ |
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342 o_stream_nsend_str(ibc->output, |
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343 t_strdup_printf("%c\n", items[ITEM_DONE].chr)); |
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344 o_stream_nfinish(ibc->output); |
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345 } |
14584 | 346 |
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347 timeout_remove(&ibc->to); |
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348 if (ibc->io != NULL) |
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349 io_remove(&ibc->io); |
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350 i_stream_destroy(&ibc->input); |
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351 o_stream_destroy(&ibc->output); |
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352 pool_unref(&ibc->ret_pool); |
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353 i_free(ibc->temp_path_prefix); |
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354 i_free(ibc->name); |
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355 i_free(ibc); |
14584 | 356 } |
357 | |
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358 static int dsync_ibc_stream_next_line(struct dsync_ibc_stream *ibc, |
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359 const char **line_r) |
14584 | 360 { |
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361 string_t *error; |
14584 | 362 const char *line; |
363 | |
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364 line = i_stream_next_line(ibc->input); |
14584 | 365 if (line != NULL) { |
366 *line_r = line; | |
367 return 1; | |
368 } | |
369 /* try reading some */ | |
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370 if (i_stream_read(ibc->input) == -1) { |
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371 if (ibc->stopped) |
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372 return -1; |
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373 error = t_str_new(128); |
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374 if (ibc->input->stream_errno != 0) { |
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375 str_printfa(error, "read(%s) failed: %s", ibc->name, |
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376 i_stream_get_error(ibc->input)); |
14584 | 377 } else { |
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378 i_assert(ibc->input->eof); |
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379 str_printfa(error, "read(%s) failed: EOF", ibc->name); |
14584 | 380 } |
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381 if (!ibc->version_received) |
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382 str_append(error, " (version not received)"); |
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383 else if (!ibc->handshake_received) |
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384 str_append(error, " (handshake not received)"); |
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385 i_error("%s", str_c(error)); |
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386 dsync_ibc_stream_stop(ibc); |
14584 | 387 return -1; |
388 } | |
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389 *line_r = i_stream_next_line(ibc->input); |
14584 | 390 if (*line_r == NULL) { |
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391 ibc->has_pending_data = FALSE; |
14584 | 392 return 0; |
393 } | |
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394 ibc->has_pending_data = TRUE; |
14584 | 395 return 1; |
396 } | |
397 | |
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398 static void ATTR_FORMAT(3, 4) ATTR_NULL(2) |
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399 dsync_ibc_input_error(struct dsync_ibc_stream *ibc, |
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400 struct dsync_deserializer_decoder *decoder, |
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401 const char *fmt, ...) |
14584 | 402 { |
403 va_list args; | |
404 const char *error; | |
405 | |
406 va_start(args, fmt); | |
407 error = t_strdup_vprintf(fmt, args); | |
408 if (decoder == NULL) | |
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409 i_error("dsync(%s): %s", ibc->name, error); |
14584 | 410 else { |
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411 i_error("dsync(%s): %s: %s", ibc->name, |
14584 | 412 dsync_deserializer_decoder_get_name(decoder), error); |
413 } | |
414 va_end(args); | |
415 | |
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416 dsync_ibc_stream_stop(ibc); |
14584 | 417 } |
418 | |
419 static void | |
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420 dsync_ibc_stream_send_string(struct dsync_ibc_stream *ibc, |
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421 const string_t *str) |
14584 | 422 { |
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423 i_assert(ibc->value_output == NULL); |
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424 o_stream_nsend(ibc->output, str_data(str), str_len(str)); |
14584 | 425 } |
426 | |
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427 static int seekable_fd_callback(const char **path_r, void *context) |
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428 { |
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429 struct dsync_ibc_stream *ibc = context; |
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430 string_t *path; |
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431 int fd; |
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432 |
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433 path = t_str_new(128); |
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434 str_append(path, ibc->temp_path_prefix); |
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435 fd = safe_mkstemp(path, 0600, (uid_t)-1, (gid_t)-1); |
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436 if (fd == -1) { |
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437 i_error("safe_mkstemp(%s) failed: %m", str_c(path)); |
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438 return -1; |
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439 } |
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440 |
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441 /* we just want the fd, unlink it */ |
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442 if (unlink(str_c(path)) < 0) { |
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443 /* shouldn't happen.. */ |
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444 i_error("unlink(%s) failed: %m", str_c(path)); |
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445 i_close_fd(&fd); |
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446 return -1; |
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447 } |
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448 |
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449 *path_r = str_c(path); |
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450 return fd; |
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451 } |
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452 |
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453 static struct istream * |
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454 dsync_ibc_stream_input_stream(struct dsync_ibc_stream *ibc) |
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455 { |
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456 struct istream *inputs[2]; |
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457 |
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458 inputs[0] = i_stream_create_dot(ibc->input, FALSE); |
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459 inputs[1] = NULL; |
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460 ibc->value_input = i_stream_create_seekable(inputs, MAIL_READ_FULL_BLOCK_SIZE, |
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461 seekable_fd_callback, ibc); |
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462 i_stream_unref(&inputs[0]); |
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463 |
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464 return ibc->value_input; |
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465 } |
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466 |
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467 static int |
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468 dsync_ibc_check_missing_deserializers(struct dsync_ibc_stream *ibc) |
14584 | 469 { |
470 unsigned int i; | |
471 int ret = 0; | |
472 | |
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473 for (i = ITEM_DONE + 1; i < ITEM_END_OF_LIST; i++) { |
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474 if (ibc->deserializers[i] == NULL && |
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475 ibc->minor_version >= items[i].min_minor_version && |
14584 | 476 (items[i].required_keys != NULL || |
477 items[i].optional_keys != NULL)) { | |
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478 dsync_ibc_input_error(ibc, NULL, |
14584 | 479 "Remote didn't handshake deserializer for %s", |
480 items[i].name); | |
481 ret = -1; | |
482 } | |
483 } | |
484 return ret; | |
485 } | |
486 | |
487 static bool | |
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488 dsync_ibc_stream_handshake(struct dsync_ibc_stream *ibc, const char *line) |
14584 | 489 { |
490 enum item_type item = ITEM_NONE; | |
491 const char *const *required_keys, *error; | |
492 unsigned int i; | |
493 | |
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494 if (ibc->handshake_received) |
14584 | 495 return TRUE; |
496 | |
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497 if (!ibc->version_received) { |
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498 if (!version_string_verify_full(line, "dsync", |
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499 DSYNC_PROTOCOL_VERSION_MAJOR, |
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500 &ibc->minor_version)) { |
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501 dsync_ibc_input_error(ibc, NULL, |
14584 | 502 "Remote dsync doesn't use compatible protocol"); |
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503 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 504 } |
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505 ibc->version_received = TRUE; |
14584 | 506 return FALSE; |
507 } | |
508 | |
509 if (strcmp(line, END_OF_LIST_LINE) == 0) { | |
510 /* finished handshaking */ | |
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511 if (dsync_ibc_check_missing_deserializers(ibc) < 0) |
14584 | 512 return FALSE; |
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513 ibc->handshake_received = TRUE; |
14584 | 514 return FALSE; |
515 } | |
516 | |
517 for (i = 1; i < ITEM_END_OF_LIST; i++) { | |
518 if (items[i].chr == line[0]) { | |
519 item = i; | |
520 break; | |
521 } | |
522 } | |
523 if (item == ITEM_NONE) { | |
524 /* unknown deserializer, ignore */ | |
525 return FALSE; | |
526 } | |
527 | |
528 required_keys = items[item].required_keys == NULL ? NULL : | |
529 t_strsplit(items[item].required_keys, " "); | |
530 if (dsync_deserializer_init(items[item].name, | |
531 required_keys, line + 1, | |
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532 &ibc->deserializers[item], &error) < 0) { |
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533 dsync_ibc_input_error(ibc, NULL, |
14584 | 534 "Remote sent invalid handshake for %s: %s", |
535 items[item].name, error); | |
536 } | |
537 return FALSE; | |
538 } | |
539 | |
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540 static enum dsync_ibc_recv_ret |
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541 dsync_ibc_stream_input_next(struct dsync_ibc_stream *ibc, enum item_type item, |
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542 struct dsync_deserializer_decoder **decoder_r) |
14584 | 543 { |
544 enum item_type line_item = ITEM_NONE; | |
545 const char *line, *error; | |
546 unsigned int i; | |
547 | |
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548 i_assert(ibc->value_input == NULL); |
14584 | 549 |
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550 timeout_reset(ibc->to); |
14584 | 551 |
552 do { | |
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553 if (dsync_ibc_stream_next_line(ibc, &line) <= 0) |
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554 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
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555 } while (!dsync_ibc_stream_handshake(ibc, line)); |
14584 | 556 |
557 if (strcmp(line, END_OF_LIST_LINE) == 0) { | |
558 /* end of this list */ | |
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559 return DSYNC_IBC_RECV_RET_FINISHED; |
14584 | 560 } |
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561 if (line[0] == items[ITEM_DONE].chr) { |
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562 /* remote cleanly closed the connection, possibly because of |
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563 some failure (which it should have logged). we don't want to |
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564 log any stream errors anyway after this. */ |
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565 dsync_ibc_stream_stop(ibc); |
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566 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
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567 |
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568 } |
14584 | 569 for (i = 1; i < ITEM_END_OF_LIST; i++) { |
570 if (*line == items[i].chr) { | |
571 line_item = i; | |
572 break; | |
573 } | |
574 } | |
575 if (line_item != item) { | |
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576 dsync_ibc_input_error(ibc, NULL, |
14584 | 577 "Received unexpected input %c != %c", |
578 *line, items[item].chr); | |
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579 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 580 } |
581 | |
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582 if (ibc->cur_decoder != NULL) |
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583 dsync_deserializer_decode_finish(&ibc->cur_decoder); |
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584 if (dsync_deserializer_decode_begin(ibc->deserializers[item], |
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585 line+1, &ibc->cur_decoder, |
14584 | 586 &error) < 0) { |
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587 dsync_ibc_input_error(ibc, NULL, "Invalid input to %s: %s", |
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588 items[item].name, error); |
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589 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 590 } |
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591 *decoder_r = ibc->cur_decoder; |
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592 return DSYNC_IBC_RECV_RET_OK; |
14584 | 593 } |
594 | |
595 static void | |
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596 dsync_ibc_stream_send_handshake(struct dsync_ibc *_ibc, |
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597 const struct dsync_ibc_settings *set) |
14584 | 598 { |
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599 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
14584 | 600 struct dsync_serializer_encoder *encoder; |
601 string_t *str = t_str_new(128); | |
602 char sync_type[2]; | |
603 | |
604 str_append_c(str, items[ITEM_HANDSHAKE].chr); | |
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605 encoder = dsync_serializer_encode_begin(ibc->serializers[ITEM_HANDSHAKE]); |
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606 dsync_serializer_encode_add(encoder, "hostname", set->hostname); |
14584 | 607 if (set->sync_ns_prefix != NULL) { |
608 dsync_serializer_encode_add(encoder, "sync_ns_prefix", | |
609 set->sync_ns_prefix); | |
610 } | |
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611 if (set->sync_box != NULL) |
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612 dsync_serializer_encode_add(encoder, "sync_box", set->sync_box); |
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613 if (set->exclude_mailboxes != NULL) { |
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614 string_t *substr = t_str_new(64); |
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615 unsigned int i; |
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616 |
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617 for (i = 0; set->exclude_mailboxes[i] != NULL; i++) { |
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618 if (i != 0) |
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619 str_append_c(substr, '\t'); |
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620 str_append_tabescaped(substr, set->exclude_mailboxes[i]); |
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621 } |
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622 dsync_serializer_encode_add(encoder, "exclude_mailboxes", |
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623 str_c(substr)); |
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624 } |
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625 if (!guid_128_is_empty(set->sync_box_guid)) { |
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626 dsync_serializer_encode_add(encoder, "sync_box_guid", |
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627 guid_128_to_string(set->sync_box_guid)); |
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628 } |
14584 | 629 |
630 sync_type[0] = sync_type[1] = '\0'; | |
631 switch (set->sync_type) { | |
632 case DSYNC_BRAIN_SYNC_TYPE_UNKNOWN: | |
633 break; | |
634 case DSYNC_BRAIN_SYNC_TYPE_FULL: | |
635 sync_type[0] = 'f'; | |
636 break; | |
637 case DSYNC_BRAIN_SYNC_TYPE_CHANGED: | |
638 sync_type[0] = 'c'; | |
639 break; | |
640 case DSYNC_BRAIN_SYNC_TYPE_STATE: | |
641 sync_type[0] = 's'; | |
642 break; | |
643 } | |
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644 if (sync_type[0] != '\0') |
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645 dsync_serializer_encode_add(encoder, "sync_type", sync_type); |
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646 if (set->lock_timeout > 0) { |
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647 dsync_serializer_encode_add(encoder, "lock_timeout", |
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648 t_strdup_printf("%u", set->lock_timeout)); |
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649 } |
15744
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650 if ((set->brain_flags & DSYNC_BRAIN_FLAG_SEND_MAIL_REQUESTS) != 0) |
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651 dsync_serializer_encode_add(encoder, "send_mail_requests", ""); |
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652 if ((set->brain_flags & DSYNC_BRAIN_FLAG_BACKUP_SEND) != 0) |
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653 dsync_serializer_encode_add(encoder, "backup_send", ""); |
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654 if ((set->brain_flags & DSYNC_BRAIN_FLAG_BACKUP_RECV) != 0) |
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655 dsync_serializer_encode_add(encoder, "backup_recv", ""); |
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656 if ((set->brain_flags & DSYNC_BRAIN_FLAG_DEBUG) != 0) |
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657 dsync_serializer_encode_add(encoder, "debug", ""); |
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658 if ((set->brain_flags & DSYNC_BRAIN_FLAG_SYNC_VISIBLE_NAMESPACES) != 0) |
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659 dsync_serializer_encode_add(encoder, "sync_visible_namespaces", ""); |
16560
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660 if ((set->brain_flags & DSYNC_BRAIN_FLAG_NO_MAIL_SYNC) != 0) |
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661 dsync_serializer_encode_add(encoder, "no_mail_sync", ""); |
16561
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dsync: Added -1 parameter to do a "one way sync" without reverting changes.
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662 if ((set->brain_flags & DSYNC_BRAIN_FLAG_NO_BACKUP_OVERWRITE) != 0) |
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663 dsync_serializer_encode_add(encoder, "no_backup_overwrite", ""); |
16801
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dsync: Added -P parameter to do a purge for the remote storage after syncing.
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664 if ((set->brain_flags & DSYNC_BRAIN_FLAG_PURGE_REMOTE) != 0) |
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|
665 dsync_serializer_encode_add(encoder, "purge_remote", ""); |
14584 | 666 |
667 dsync_serializer_encode_finish(&encoder, str); | |
15037
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668 dsync_ibc_stream_send_string(ibc, str); |
14584 | 669 } |
670 | |
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671 static enum dsync_ibc_recv_ret |
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672 dsync_ibc_stream_recv_handshake(struct dsync_ibc *_ibc, |
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673 const struct dsync_ibc_settings **set_r) |
14584 | 674 { |
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675 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
14584 | 676 struct dsync_deserializer_decoder *decoder; |
15037
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677 struct dsync_ibc_settings *set; |
14584 | 678 const char *value; |
15037
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679 pool_t pool = ibc->ret_pool; |
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680 enum dsync_ibc_recv_ret ret; |
14584 | 681 |
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682 ret = dsync_ibc_stream_input_next(ibc, ITEM_HANDSHAKE, &decoder); |
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683 if (ret != DSYNC_IBC_RECV_RET_OK) { |
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684 if (ret != DSYNC_IBC_RECV_RET_TRYAGAIN) { |
14584 | 685 i_error("dsync(%s): Unexpected input in handshake", |
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686 ibc->name); |
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687 dsync_ibc_stream_stop(ibc); |
14584 | 688 } |
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689 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 690 } |
691 | |
692 p_clear(pool); | |
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693 set = p_new(pool, struct dsync_ibc_settings, 1); |
14584 | 694 |
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695 value = dsync_deserializer_decode_get(decoder, "hostname"); |
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696 set->hostname = p_strdup(pool, value); |
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697 /* now that we know the remote's hostname, use it for the |
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698 stream's name */ |
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699 i_free(ibc->name); |
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700 ibc->name = i_strdup(set->hostname); |
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701 |
14584 | 702 if (dsync_deserializer_decode_try(decoder, "sync_ns_prefix", &value)) |
703 set->sync_ns_prefix = p_strdup(pool, value); | |
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704 if (dsync_deserializer_decode_try(decoder, "sync_box", &value)) |
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705 set->sync_box = p_strdup(pool, value); |
16110
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706 if (dsync_deserializer_decode_try(decoder, "sync_box_guid", &value) && |
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707 guid_128_from_string(value, set->sync_box_guid) < 0) { |
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708 dsync_ibc_input_error(ibc, decoder, |
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709 "Invalid sync_box_guid: %s", value); |
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|
710 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
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|
711 } |
16398
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|
712 if (dsync_deserializer_decode_try(decoder, "exclude_mailboxes", &value) && |
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713 *value != '\0') { |
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714 char **boxes = p_strsplit_tabescaped(pool, value); |
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715 set->exclude_mailboxes = (const void *)boxes; |
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716 } |
14584 | 717 if (dsync_deserializer_decode_try(decoder, "sync_type", &value)) { |
718 switch (value[0]) { | |
719 case 'f': | |
720 set->sync_type = DSYNC_BRAIN_SYNC_TYPE_FULL; | |
721 break; | |
722 case 'c': | |
723 set->sync_type = DSYNC_BRAIN_SYNC_TYPE_CHANGED; | |
724 break; | |
725 case 's': | |
726 set->sync_type = DSYNC_BRAIN_SYNC_TYPE_STATE; | |
727 break; | |
728 default: | |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
729 dsync_ibc_input_error(ibc, decoder, |
14584 | 730 "Unknown sync_type: %s", value); |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
731 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 732 } |
733 } | |
15782
6f024e0289da
dsync: -l parameter locking is now done on the server with "lower" hostname.
Timo Sirainen <tss@iki.fi>
parents:
15767
diff
changeset
|
734 if (dsync_deserializer_decode_try(decoder, "lock_timeout", &value)) { |
6f024e0289da
dsync: -l parameter locking is now done on the server with "lower" hostname.
Timo Sirainen <tss@iki.fi>
parents:
15767
diff
changeset
|
735 if (str_to_uint(value, &set->lock_timeout) < 0 || |
6f024e0289da
dsync: -l parameter locking is now done on the server with "lower" hostname.
Timo Sirainen <tss@iki.fi>
parents:
15767
diff
changeset
|
736 set->lock_timeout == 0) { |
6f024e0289da
dsync: -l parameter locking is now done on the server with "lower" hostname.
Timo Sirainen <tss@iki.fi>
parents:
15767
diff
changeset
|
737 dsync_ibc_input_error(ibc, decoder, |
6f024e0289da
dsync: -l parameter locking is now done on the server with "lower" hostname.
Timo Sirainen <tss@iki.fi>
parents:
15767
diff
changeset
|
738 "Invalid lock_timeout: %s", value); |
6f024e0289da
dsync: -l parameter locking is now done on the server with "lower" hostname.
Timo Sirainen <tss@iki.fi>
parents:
15767
diff
changeset
|
739 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
6f024e0289da
dsync: -l parameter locking is now done on the server with "lower" hostname.
Timo Sirainen <tss@iki.fi>
parents:
15767
diff
changeset
|
740 } |
6f024e0289da
dsync: -l parameter locking is now done on the server with "lower" hostname.
Timo Sirainen <tss@iki.fi>
parents:
15767
diff
changeset
|
741 } |
15744
b4e2b3b54f0a
dsync: Renamed "guid_requests" to "mail_requests"
Timo Sirainen <tss@iki.fi>
parents:
15715
diff
changeset
|
742 if (dsync_deserializer_decode_try(decoder, "send_mail_requests", &value)) |
b4e2b3b54f0a
dsync: Renamed "guid_requests" to "mail_requests"
Timo Sirainen <tss@iki.fi>
parents:
15715
diff
changeset
|
743 set->brain_flags |= DSYNC_BRAIN_FLAG_SEND_MAIL_REQUESTS; |
15231
454d0563927d
doveadm: "backup" command is working again.
Timo Sirainen <tss@iki.fi>
parents:
15068
diff
changeset
|
744 if (dsync_deserializer_decode_try(decoder, "backup_send", &value)) |
454d0563927d
doveadm: "backup" command is working again.
Timo Sirainen <tss@iki.fi>
parents:
15068
diff
changeset
|
745 set->brain_flags |= DSYNC_BRAIN_FLAG_BACKUP_SEND; |
454d0563927d
doveadm: "backup" command is working again.
Timo Sirainen <tss@iki.fi>
parents:
15068
diff
changeset
|
746 if (dsync_deserializer_decode_try(decoder, "backup_recv", &value)) |
454d0563927d
doveadm: "backup" command is working again.
Timo Sirainen <tss@iki.fi>
parents:
15068
diff
changeset
|
747 set->brain_flags |= DSYNC_BRAIN_FLAG_BACKUP_RECV; |
15464
af3b86a16ac3
dsync: Added debugging and rawlogging support.
Timo Sirainen <tss@iki.fi>
parents:
15463
diff
changeset
|
748 if (dsync_deserializer_decode_try(decoder, "debug", &value)) |
af3b86a16ac3
dsync: Added debugging and rawlogging support.
Timo Sirainen <tss@iki.fi>
parents:
15463
diff
changeset
|
749 set->brain_flags |= DSYNC_BRAIN_FLAG_DEBUG; |
15836
607758d425e7
dsync: Renamed -a parameter to -N. It also now skips invisible namespaces.
Timo Sirainen <tss@iki.fi>
parents:
15783
diff
changeset
|
750 if (dsync_deserializer_decode_try(decoder, "sync_visible_namespaces", &value)) |
607758d425e7
dsync: Renamed -a parameter to -N. It also now skips invisible namespaces.
Timo Sirainen <tss@iki.fi>
parents:
15783
diff
changeset
|
751 set->brain_flags |= DSYNC_BRAIN_FLAG_SYNC_VISIBLE_NAMESPACES; |
16560
2e6829462405
dsync: Send DSYNC_BRAIN_FLAG_NO_MAIL_SYNC via ibc-stream to slave brain.
Timo Sirainen <tss@iki.fi>
parents:
16415
diff
changeset
|
752 if (dsync_deserializer_decode_try(decoder, "no_mail_sync", &value)) |
2e6829462405
dsync: Send DSYNC_BRAIN_FLAG_NO_MAIL_SYNC via ibc-stream to slave brain.
Timo Sirainen <tss@iki.fi>
parents:
16415
diff
changeset
|
753 set->brain_flags |= DSYNC_BRAIN_FLAG_NO_MAIL_SYNC; |
16561
0144704e1b99
dsync: Added -1 parameter to do a "one way sync" without reverting changes.
Timo Sirainen <tss@iki.fi>
parents:
16560
diff
changeset
|
754 if (dsync_deserializer_decode_try(decoder, "no_backup_overwrite", &value)) |
0144704e1b99
dsync: Added -1 parameter to do a "one way sync" without reverting changes.
Timo Sirainen <tss@iki.fi>
parents:
16560
diff
changeset
|
755 set->brain_flags |= DSYNC_BRAIN_FLAG_NO_BACKUP_OVERWRITE; |
16801
56be613e8ece
dsync: Added -P parameter to do a purge for the remote storage after syncing.
Timo Sirainen <tss@iki.fi>
parents:
16681
diff
changeset
|
756 if (dsync_deserializer_decode_try(decoder, "purge_remote", &value)) |
56be613e8ece
dsync: Added -P parameter to do a purge for the remote storage after syncing.
Timo Sirainen <tss@iki.fi>
parents:
16681
diff
changeset
|
757 set->brain_flags |= DSYNC_BRAIN_FLAG_PURGE_REMOTE; |
14584 | 758 |
759 *set_r = set; | |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
760 return DSYNC_IBC_RECV_RET_OK; |
14584 | 761 } |
762 | |
763 static void | |
16222
d79cf48f1072
dsync: Fixed talking to earlier dsync without mailbox attribute support.
Timo Sirainen <tss@iki.fi>
parents:
16110
diff
changeset
|
764 dsync_ibc_stream_send_end_of_list(struct dsync_ibc *_ibc, |
d79cf48f1072
dsync: Fixed talking to earlier dsync without mailbox attribute support.
Timo Sirainen <tss@iki.fi>
parents:
16110
diff
changeset
|
765 enum dsync_ibc_eol_type type) |
14584 | 766 { |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
767 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
14584 | 768 |
16052
0e5a359b7b7f
lib-storage: Mailbox attributes can now be accessed via istreams.
Timo Sirainen <tss@iki.fi>
parents:
16051
diff
changeset
|
769 i_assert(ibc->value_output == NULL); |
14584 | 770 |
16222
d79cf48f1072
dsync: Fixed talking to earlier dsync without mailbox attribute support.
Timo Sirainen <tss@iki.fi>
parents:
16110
diff
changeset
|
771 switch (type) { |
d79cf48f1072
dsync: Fixed talking to earlier dsync without mailbox attribute support.
Timo Sirainen <tss@iki.fi>
parents:
16110
diff
changeset
|
772 case DSYNC_IBC_EOL_MAILBOX_ATTRIBUTE: |
d79cf48f1072
dsync: Fixed talking to earlier dsync without mailbox attribute support.
Timo Sirainen <tss@iki.fi>
parents:
16110
diff
changeset
|
773 if (ibc->minor_version < DSYNC_PROTOCOL_MINOR_HAVE_ATTRIBUTES) |
d79cf48f1072
dsync: Fixed talking to earlier dsync without mailbox attribute support.
Timo Sirainen <tss@iki.fi>
parents:
16110
diff
changeset
|
774 return; |
d79cf48f1072
dsync: Fixed talking to earlier dsync without mailbox attribute support.
Timo Sirainen <tss@iki.fi>
parents:
16110
diff
changeset
|
775 break; |
d79cf48f1072
dsync: Fixed talking to earlier dsync without mailbox attribute support.
Timo Sirainen <tss@iki.fi>
parents:
16110
diff
changeset
|
776 default: |
d79cf48f1072
dsync: Fixed talking to earlier dsync without mailbox attribute support.
Timo Sirainen <tss@iki.fi>
parents:
16110
diff
changeset
|
777 break; |
d79cf48f1072
dsync: Fixed talking to earlier dsync without mailbox attribute support.
Timo Sirainen <tss@iki.fi>
parents:
16110
diff
changeset
|
778 } |
d79cf48f1072
dsync: Fixed talking to earlier dsync without mailbox attribute support.
Timo Sirainen <tss@iki.fi>
parents:
16110
diff
changeset
|
779 |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
780 o_stream_nsend_str(ibc->output, END_OF_LIST_LINE"\n"); |
14584 | 781 } |
782 | |
783 static void | |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
784 dsync_ibc_stream_send_mailbox_state(struct dsync_ibc *_ibc, |
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
785 const struct dsync_mailbox_state *state) |
14584 | 786 { |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
787 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
14584 | 788 struct dsync_serializer_encoder *encoder; |
789 string_t *str = t_str_new(128); | |
790 | |
791 str_append_c(str, items[ITEM_MAILBOX_STATE].chr); | |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
792 encoder = dsync_serializer_encode_begin(ibc->serializers[ITEM_MAILBOX_STATE]); |
14584 | 793 dsync_serializer_encode_add(encoder, "mailbox_guid", |
794 guid_128_to_string(state->mailbox_guid)); | |
795 dsync_serializer_encode_add(encoder, "last_uidvalidity", | |
796 dec2str(state->last_uidvalidity)); | |
797 dsync_serializer_encode_add(encoder, "last_common_uid", | |
798 dec2str(state->last_common_uid)); | |
799 dsync_serializer_encode_add(encoder, "last_common_modseq", | |
800 dec2str(state->last_common_modseq)); | |
15496
5d90e2aa1ba8
dsync: Use private modseqs to support syncing private flags in shared mailboxes.
Timo Sirainen <tss@iki.fi>
parents:
15494
diff
changeset
|
801 dsync_serializer_encode_add(encoder, "last_common_pvt_modseq", |
5d90e2aa1ba8
dsync: Use private modseqs to support syncing private flags in shared mailboxes.
Timo Sirainen <tss@iki.fi>
parents:
15494
diff
changeset
|
802 dec2str(state->last_common_pvt_modseq)); |
15783
502a50925641
dsync: Merge last-common-* values from both local and remote when they differ.
Timo Sirainen <tss@iki.fi>
parents:
15782
diff
changeset
|
803 if (state->changes_during_sync) |
502a50925641
dsync: Merge last-common-* values from both local and remote when they differ.
Timo Sirainen <tss@iki.fi>
parents:
15782
diff
changeset
|
804 dsync_serializer_encode_add(encoder, "changes_during_sync", ""); |
14584 | 805 |
806 dsync_serializer_encode_finish(&encoder, str); | |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
807 dsync_ibc_stream_send_string(ibc, str); |
14584 | 808 } |
809 | |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
810 static enum dsync_ibc_recv_ret |
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
811 dsync_ibc_stream_recv_mailbox_state(struct dsync_ibc *_ibc, |
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
812 struct dsync_mailbox_state *state_r) |
14584 | 813 { |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
814 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
14584 | 815 struct dsync_deserializer_decoder *decoder; |
816 const char *value; | |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
817 enum dsync_ibc_recv_ret ret; |
14584 | 818 |
819 memset(state_r, 0, sizeof(*state_r)); | |
820 | |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
821 ret = dsync_ibc_stream_input_next(ibc, ITEM_MAILBOX_STATE, &decoder); |
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
822 if (ret != DSYNC_IBC_RECV_RET_OK) |
14584 | 823 return ret; |
824 | |
825 value = dsync_deserializer_decode_get(decoder, "mailbox_guid"); | |
826 if (guid_128_from_string(value, state_r->mailbox_guid) < 0) { | |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
827 dsync_ibc_input_error(ibc, decoder, "Invalid mailbox_guid"); |
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
828 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 829 } |
830 value = dsync_deserializer_decode_get(decoder, "last_uidvalidity"); | |
831 if (str_to_uint32(value, &state_r->last_uidvalidity) < 0) { | |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
832 dsync_ibc_input_error(ibc, decoder, "Invalid last_uidvalidity"); |
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
833 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 834 } |
835 value = dsync_deserializer_decode_get(decoder, "last_common_uid"); | |
15494
b7d8027a8f74
dsync: Fixed parsing mailbox state from remote dsync.
Timo Sirainen <tss@iki.fi>
parents:
15483
diff
changeset
|
836 if (str_to_uint32(value, &state_r->last_common_uid) < 0) { |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
837 dsync_ibc_input_error(ibc, decoder, "Invalid last_common_uid"); |
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
838 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 839 } |
840 value = dsync_deserializer_decode_get(decoder, "last_common_modseq"); | |
15494
b7d8027a8f74
dsync: Fixed parsing mailbox state from remote dsync.
Timo Sirainen <tss@iki.fi>
parents:
15483
diff
changeset
|
841 if (str_to_uint64(value, &state_r->last_common_modseq) < 0) { |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
842 dsync_ibc_input_error(ibc, decoder, "Invalid last_common_modseq"); |
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
843 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 844 } |
15496
5d90e2aa1ba8
dsync: Use private modseqs to support syncing private flags in shared mailboxes.
Timo Sirainen <tss@iki.fi>
parents:
15494
diff
changeset
|
845 value = dsync_deserializer_decode_get(decoder, "last_common_pvt_modseq"); |
5d90e2aa1ba8
dsync: Use private modseqs to support syncing private flags in shared mailboxes.
Timo Sirainen <tss@iki.fi>
parents:
15494
diff
changeset
|
846 if (str_to_uint64(value, &state_r->last_common_pvt_modseq) < 0) { |
5d90e2aa1ba8
dsync: Use private modseqs to support syncing private flags in shared mailboxes.
Timo Sirainen <tss@iki.fi>
parents:
15494
diff
changeset
|
847 dsync_ibc_input_error(ibc, decoder, "Invalid last_common_pvt_modseq"); |
5d90e2aa1ba8
dsync: Use private modseqs to support syncing private flags in shared mailboxes.
Timo Sirainen <tss@iki.fi>
parents:
15494
diff
changeset
|
848 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
5d90e2aa1ba8
dsync: Use private modseqs to support syncing private flags in shared mailboxes.
Timo Sirainen <tss@iki.fi>
parents:
15494
diff
changeset
|
849 } |
15783
502a50925641
dsync: Merge last-common-* values from both local and remote when they differ.
Timo Sirainen <tss@iki.fi>
parents:
15782
diff
changeset
|
850 if (dsync_deserializer_decode_try(decoder, "changes_during_sync", &value)) |
502a50925641
dsync: Merge last-common-* values from both local and remote when they differ.
Timo Sirainen <tss@iki.fi>
parents:
15782
diff
changeset
|
851 state_r->changes_during_sync = TRUE; |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
852 return DSYNC_IBC_RECV_RET_OK; |
14584 | 853 } |
854 | |
855 static void | |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
856 dsync_ibc_stream_send_mailbox_tree_node(struct dsync_ibc *_ibc, |
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
857 const char *const *name, |
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
858 const struct dsync_mailbox_node *node) |
14584 | 859 { |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
860 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
14584 | 861 struct dsync_serializer_encoder *encoder; |
862 string_t *str, *namestr; | |
863 | |
864 i_assert(*name != NULL); | |
865 | |
866 str = t_str_new(128); | |
867 str_append_c(str, items[ITEM_MAILBOX_TREE_NODE].chr); | |
868 | |
869 /* convert all hierarchy separators to tabs. mailbox names really | |
870 aren't supposed to have any tabs, but escape them anyway if there | |
871 are. */ | |
872 namestr = t_str_new(128); | |
873 for (; *name != NULL; name++) { | |
15068
002e0a120c2a
Renamed str_tabescape_write() to str_append_tabescaped()
Timo Sirainen <tss@iki.fi>
parents:
15037
diff
changeset
|
874 str_append_tabescaped(namestr, *name); |
14584 | 875 str_append_c(namestr, '\t'); |
876 } | |
877 str_truncate(namestr, str_len(namestr)-1); | |
878 | |
15037
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
parents:
15036
diff
changeset
|
879 encoder = dsync_serializer_encode_begin(ibc->serializers[ITEM_MAILBOX_TREE_NODE]); |
14584 | 880 dsync_serializer_encode_add(encoder, "name", str_c(namestr)); |
881 switch (node->existence) { | |
882 case DSYNC_MAILBOX_NODE_NONEXISTENT: | |
883 dsync_serializer_encode_add(encoder, "existence", "n"); | |
884 break; | |
885 case DSYNC_MAILBOX_NODE_EXISTS: | |
886 dsync_serializer_encode_add(encoder, "existence", "y"); | |
887 break; | |
888 case DSYNC_MAILBOX_NODE_DELETED: | |
889 dsync_serializer_encode_add(encoder, "existence", "d"); | |
890 break; | |
891 } | |
892 | |
893 if (!guid_128_is_empty(node->mailbox_guid)) { | |
894 dsync_serializer_encode_add(encoder, "mailbox_guid", | |
895 guid_128_to_string(node->mailbox_guid)); | |
896 } | |
897 if (node->uid_validity != 0) { | |
898 dsync_serializer_encode_add(encoder, "uid_validity", | |
899 dec2str(node->uid_validity)); | |
900 } | |
15231
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901 if (node->uid_next != 0) { |
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902 dsync_serializer_encode_add(encoder, "uid_next", |
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903 dec2str(node->uid_next)); |
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904 } |
15035
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905 if (node->last_renamed_or_created != 0) { |
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906 dsync_serializer_encode_add(encoder, "last_renamed_or_created", |
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907 dec2str(node->last_renamed_or_created)); |
14584 | 908 } |
909 if (node->last_subscription_change != 0) { | |
910 dsync_serializer_encode_add(encoder, "last_subscription_change", | |
911 dec2str(node->last_subscription_change)); | |
912 } | |
913 if (node->subscribed) | |
914 dsync_serializer_encode_add(encoder, "subscribed", ""); | |
915 dsync_serializer_encode_finish(&encoder, str); | |
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916 dsync_ibc_stream_send_string(ibc, str); |
14584 | 917 } |
918 | |
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919 static enum dsync_ibc_recv_ret |
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920 dsync_ibc_stream_recv_mailbox_tree_node(struct dsync_ibc *_ibc, |
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921 const char *const **name_r, |
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922 const struct dsync_mailbox_node **node_r) |
14584 | 923 { |
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924 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
14584 | 925 struct dsync_deserializer_decoder *decoder; |
926 struct dsync_mailbox_node *node; | |
927 const char *value; | |
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928 enum dsync_ibc_recv_ret ret; |
14584 | 929 |
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930 ret = dsync_ibc_stream_input_next(ibc, ITEM_MAILBOX_TREE_NODE, &decoder); |
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931 if (ret != DSYNC_IBC_RECV_RET_OK) |
14584 | 932 return ret; |
933 | |
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934 p_clear(ibc->ret_pool); |
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935 node = p_new(ibc->ret_pool, struct dsync_mailbox_node, 1); |
14584 | 936 |
937 value = dsync_deserializer_decode_get(decoder, "name"); | |
938 if (*value == '\0') { | |
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939 dsync_ibc_input_error(ibc, decoder, "Empty name"); |
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940 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 941 } |
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942 *name_r = (void *)p_strsplit_tabescaped(ibc->ret_pool, value); |
14584 | 943 |
944 value = dsync_deserializer_decode_get(decoder, "existence"); | |
945 switch (*value) { | |
946 case 'n': | |
947 node->existence = DSYNC_MAILBOX_NODE_NONEXISTENT; | |
948 break; | |
949 case 'y': | |
950 node->existence = DSYNC_MAILBOX_NODE_EXISTS; | |
951 break; | |
952 case 'd': | |
953 node->existence = DSYNC_MAILBOX_NODE_DELETED; | |
954 break; | |
955 } | |
956 | |
957 if (dsync_deserializer_decode_try(decoder, "mailbox_guid", &value) && | |
958 guid_128_from_string(value, node->mailbox_guid) < 0) { | |
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959 dsync_ibc_input_error(ibc, decoder, "Invalid mailbox_guid"); |
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960 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 961 } |
962 if (dsync_deserializer_decode_try(decoder, "uid_validity", &value) && | |
963 str_to_uint32(value, &node->uid_validity) < 0) { | |
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964 dsync_ibc_input_error(ibc, decoder, "Invalid uid_validity"); |
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965 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 966 } |
15231
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967 if (dsync_deserializer_decode_try(decoder, "uid_next", &value) && |
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968 str_to_uint32(value, &node->uid_next) < 0) { |
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969 dsync_ibc_input_error(ibc, decoder, "Invalid uid_next"); |
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970 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
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971 } |
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972 if (dsync_deserializer_decode_try(decoder, "last_renamed_or_created", &value) && |
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973 str_to_time(value, &node->last_renamed_or_created) < 0) { |
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974 dsync_ibc_input_error(ibc, decoder, "Invalid last_renamed_or_created"); |
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975 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 976 } |
977 if (dsync_deserializer_decode_try(decoder, "last_subscription_change", &value) && | |
978 str_to_time(value, &node->last_subscription_change) < 0) { | |
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979 dsync_ibc_input_error(ibc, decoder, "Invalid last_subscription_change"); |
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980 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 981 } |
982 if (dsync_deserializer_decode_try(decoder, "subscribed", &value)) | |
983 node->subscribed = TRUE; | |
984 | |
985 *node_r = node; | |
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986 return DSYNC_IBC_RECV_RET_OK; |
14584 | 987 } |
988 | |
989 static void | |
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990 dsync_ibc_stream_encode_delete(string_t *str, |
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991 struct dsync_serializer_encoder *encoder, |
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992 const struct dsync_mailbox_delete *deletes, |
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993 unsigned int count, const char *key, |
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994 enum dsync_mailbox_delete_type type) |
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995 { |
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996 unsigned int i; |
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997 |
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998 str_truncate(str, 0); |
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999 for (i = 0; i < count; i++) { |
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1000 if (deletes[i].type == type) { |
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1001 str_append(str, guid_128_to_string(deletes[i].guid)); |
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1002 str_printfa(str, " %ld ", (long)deletes[i].timestamp); |
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1003 } |
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1004 } |
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1005 if (str_len(str) > 0) { |
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1006 str_truncate(str, str_len(str)-1); |
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1007 dsync_serializer_encode_add(encoder, key, str_c(str)); |
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1008 } |
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1009 } |
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1010 |
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1011 static void |
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1012 dsync_ibc_stream_send_mailbox_deletes(struct dsync_ibc *_ibc, |
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1013 const struct dsync_mailbox_delete *deletes, |
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1014 unsigned int count, char hierarchy_sep) |
14584 | 1015 { |
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1016 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
14584 | 1017 struct dsync_serializer_encoder *encoder; |
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1018 string_t *str, *substr; |
14584 | 1019 char sep[2]; |
1020 | |
1021 str = t_str_new(128); | |
1022 str_append_c(str, items[ITEM_MAILBOX_DELETE].chr); | |
1023 | |
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1024 encoder = dsync_serializer_encode_begin(ibc->serializers[ITEM_MAILBOX_DELETE]); |
14584 | 1025 sep[0] = hierarchy_sep; sep[1] = '\0'; |
1026 dsync_serializer_encode_add(encoder, "hierarchy_sep", sep); | |
1027 | |
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1028 substr = t_str_new(128); |
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1029 dsync_ibc_stream_encode_delete(substr, encoder, deletes, count, |
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1030 "mailboxes", |
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1031 DSYNC_MAILBOX_DELETE_TYPE_MAILBOX); |
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1032 dsync_ibc_stream_encode_delete(substr, encoder, deletes, count, |
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1033 "dirs", |
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1034 DSYNC_MAILBOX_DELETE_TYPE_DIR); |
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1035 dsync_ibc_stream_encode_delete(substr, encoder, deletes, count, |
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1036 "unsubscribes", |
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1037 DSYNC_MAILBOX_DELETE_TYPE_UNSUBSCRIBE); |
14584 | 1038 dsync_serializer_encode_finish(&encoder, str); |
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1039 dsync_ibc_stream_send_string(ibc, str); |
14584 | 1040 } |
1041 | |
1042 ARRAY_DEFINE_TYPE(dsync_mailbox_delete, struct dsync_mailbox_delete); | |
1043 static int | |
1044 decode_mailbox_deletes(ARRAY_TYPE(dsync_mailbox_delete) *deletes, | |
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1045 const char *value, enum dsync_mailbox_delete_type type) |
14584 | 1046 { |
1047 struct dsync_mailbox_delete *del; | |
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1048 const char *const *tmp; |
14584 | 1049 unsigned int i; |
1050 | |
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1051 tmp = t_strsplit(value, " "); |
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1052 for (i = 0; tmp[i] != NULL; i += 2) { |
14584 | 1053 del = array_append_space(deletes); |
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1054 del->type = type; |
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1055 if (guid_128_from_string(tmp[i], del->guid) < 0) |
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1056 return -1; |
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1057 if (tmp[i+1] == NULL || |
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1058 str_to_time(tmp[i+1], &del->timestamp) < 0) |
14584 | 1059 return -1; |
1060 } | |
1061 return 0; | |
1062 } | |
1063 | |
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|
1064 static enum dsync_ibc_recv_ret |
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1065 dsync_ibc_stream_recv_mailbox_deletes(struct dsync_ibc *_ibc, |
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1066 const struct dsync_mailbox_delete **deletes_r, |
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1067 unsigned int *count_r, char *hierarchy_sep_r) |
14584 | 1068 { |
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1069 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
14584 | 1070 struct dsync_deserializer_decoder *decoder; |
1071 ARRAY_TYPE(dsync_mailbox_delete) deletes; | |
1072 const char *value; | |
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1073 enum dsync_ibc_recv_ret ret; |
14584 | 1074 |
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1075 ret = dsync_ibc_stream_input_next(ibc, ITEM_MAILBOX_DELETE, &decoder); |
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1076 if (ret != DSYNC_IBC_RECV_RET_OK) |
14584 | 1077 return ret; |
1078 | |
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1079 p_clear(ibc->ret_pool); |
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1080 p_array_init(&deletes, ibc->ret_pool, 16); |
14584 | 1081 |
1082 value = dsync_deserializer_decode_get(decoder, "hierarchy_sep"); | |
1083 if (strlen(value) != 1) { | |
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1084 dsync_ibc_input_error(ibc, decoder, "Invalid hierarchy_sep"); |
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1085 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1086 } |
1087 *hierarchy_sep_r = value[0]; | |
1088 | |
1089 if (dsync_deserializer_decode_try(decoder, "mailboxes", &value) && | |
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1090 decode_mailbox_deletes(&deletes, value, |
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1091 DSYNC_MAILBOX_DELETE_TYPE_MAILBOX) < 0) { |
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1092 dsync_ibc_input_error(ibc, decoder, "Invalid mailboxes"); |
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1093 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1094 } |
1095 if (dsync_deserializer_decode_try(decoder, "dirs", &value) && | |
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1096 decode_mailbox_deletes(&deletes, value, |
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1097 DSYNC_MAILBOX_DELETE_TYPE_DIR) < 0) { |
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1098 dsync_ibc_input_error(ibc, decoder, "Invalid dirs"); |
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1099 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
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1100 } |
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1101 if (dsync_deserializer_decode_try(decoder, "unsubscribes", &value) && |
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1102 decode_mailbox_deletes(&deletes, value, |
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1103 DSYNC_MAILBOX_DELETE_TYPE_UNSUBSCRIBE) < 0) { |
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1104 dsync_ibc_input_error(ibc, decoder, "Invalid dirs"); |
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1105 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1106 } |
1107 *deletes_r = array_get(&deletes, count_r); | |
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1108 return DSYNC_IBC_RECV_RET_OK; |
14584 | 1109 } |
1110 | |
1111 static const char * | |
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1112 get_cache_fields(struct dsync_ibc_stream *ibc, |
14584 | 1113 const struct dsync_mailbox *dsync_box) |
1114 { | |
1115 struct dsync_serializer_encoder *encoder; | |
1116 string_t *str; | |
1117 const struct mailbox_cache_field *cache_fields; | |
1118 unsigned int i, count; | |
1119 char decision[3]; | |
1120 | |
1121 cache_fields = array_get(&dsync_box->cache_fields, &count); | |
1122 if (count == 0) | |
1123 return ""; | |
1124 | |
1125 str = t_str_new(128); | |
1126 for (i = 0; i < count; i++) { | |
1127 const struct mailbox_cache_field *field = &cache_fields[i]; | |
1128 | |
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1129 encoder = dsync_serializer_encode_begin(ibc->serializers[ITEM_MAILBOX_CACHE_FIELD]); |
14584 | 1130 dsync_serializer_encode_add(encoder, "name", field->name); |
1131 | |
1132 memset(decision, 0, sizeof(decision)); | |
1133 switch (field->decision & ~MAIL_CACHE_DECISION_FORCED) { | |
1134 case MAIL_CACHE_DECISION_NO: | |
1135 decision[0] = 'n'; | |
1136 break; | |
1137 case MAIL_CACHE_DECISION_TEMP: | |
1138 decision[0] = 't'; | |
1139 break; | |
1140 case MAIL_CACHE_DECISION_YES: | |
1141 decision[0] = 'y'; | |
1142 break; | |
1143 } | |
1144 i_assert(decision[0] != '\0'); | |
1145 if ((field->decision & MAIL_CACHE_DECISION_FORCED) != 0) | |
1146 decision[1] = 'F'; | |
1147 dsync_serializer_encode_add(encoder, "decision", decision); | |
1148 if (field->last_used != 0) { | |
1149 dsync_serializer_encode_add(encoder, "last_used", | |
1150 dec2str(field->last_used)); | |
1151 } | |
1152 dsync_serializer_encode_finish(&encoder, str); | |
1153 } | |
1154 if (i > 0) { | |
1155 /* remove the trailing LF */ | |
1156 str_truncate(str, str_len(str)-1); | |
1157 } | |
1158 return str_c(str); | |
1159 } | |
1160 | |
1161 static void | |
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1162 dsync_ibc_stream_send_mailbox(struct dsync_ibc *_ibc, |
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1163 const struct dsync_mailbox *dsync_box) |
14584 | 1164 { |
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1165 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
14584 | 1166 struct dsync_serializer_encoder *encoder; |
1167 string_t *str = t_str_new(128); | |
1168 const char *value; | |
1169 | |
1170 str_append_c(str, items[ITEM_MAILBOX].chr); | |
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1171 encoder = dsync_serializer_encode_begin(ibc->serializers[ITEM_MAILBOX]); |
14584 | 1172 dsync_serializer_encode_add(encoder, "mailbox_guid", |
1173 guid_128_to_string(dsync_box->mailbox_guid)); | |
1174 | |
1175 if (dsync_box->mailbox_lost) | |
1176 dsync_serializer_encode_add(encoder, "mailbox_lost", ""); | |
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1177 if (dsync_box->have_guids) |
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1178 dsync_serializer_encode_add(encoder, "have_guids", ""); |
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1179 if (dsync_box->have_save_guids) |
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1180 dsync_serializer_encode_add(encoder, "have_save_guids", ""); |
14584 | 1181 dsync_serializer_encode_add(encoder, "uid_validity", |
1182 dec2str(dsync_box->uid_validity)); | |
1183 dsync_serializer_encode_add(encoder, "uid_next", | |
1184 dec2str(dsync_box->uid_next)); | |
1185 dsync_serializer_encode_add(encoder, "messages_count", | |
1186 dec2str(dsync_box->messages_count)); | |
1187 dsync_serializer_encode_add(encoder, "first_recent_uid", | |
1188 dec2str(dsync_box->first_recent_uid)); | |
1189 dsync_serializer_encode_add(encoder, "highest_modseq", | |
1190 dec2str(dsync_box->highest_modseq)); | |
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1191 dsync_serializer_encode_add(encoder, "highest_pvt_modseq", |
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1192 dec2str(dsync_box->highest_pvt_modseq)); |
14584 | 1193 |
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1194 value = get_cache_fields(ibc, dsync_box); |
14584 | 1195 if (value != NULL) |
1196 dsync_serializer_encode_add(encoder, "cache_fields", value); | |
1197 | |
1198 dsync_serializer_encode_finish(&encoder, str); | |
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1199 dsync_ibc_stream_send_string(ibc, str); |
14584 | 1200 } |
1201 | |
1202 static int | |
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1203 parse_cache_field(struct dsync_ibc_stream *ibc, struct dsync_mailbox *box, |
14584 | 1204 const char *value) |
1205 { | |
1206 struct dsync_deserializer_decoder *decoder; | |
1207 struct mailbox_cache_field field; | |
1208 const char *error; | |
1209 int ret = 0; | |
1210 | |
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1211 if (dsync_deserializer_decode_begin(ibc->deserializers[ITEM_MAILBOX_CACHE_FIELD], |
14584 | 1212 value, &decoder, &error) < 0) { |
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1213 dsync_ibc_input_error(ibc, NULL, |
14584 | 1214 "cache_field: Invalid input: %s", error); |
1215 return -1; | |
1216 } | |
1217 | |
1218 memset(&field, 0, sizeof(field)); | |
1219 value = dsync_deserializer_decode_get(decoder, "name"); | |
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1220 field.name = p_strdup(ibc->ret_pool, value); |
14584 | 1221 |
1222 value = dsync_deserializer_decode_get(decoder, "decision"); | |
1223 switch (*value) { | |
1224 case 'n': | |
1225 field.decision = MAIL_CACHE_DECISION_NO; | |
1226 break; | |
1227 case 't': | |
1228 field.decision = MAIL_CACHE_DECISION_TEMP; | |
1229 break; | |
1230 case 'y': | |
1231 field.decision = MAIL_CACHE_DECISION_YES; | |
1232 break; | |
1233 default: | |
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1234 dsync_ibc_input_error(ibc, decoder, "Invalid decision: %s", |
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1235 value); |
14584 | 1236 ret = -1; |
1237 break; | |
1238 } | |
1239 if (value[1] == 'F') | |
1240 field.decision |= MAIL_CACHE_DECISION_FORCED; | |
1241 | |
1242 if (dsync_deserializer_decode_try(decoder, "last_used", &value) && | |
1243 str_to_time(value, &field.last_used) < 0) { | |
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1244 dsync_ibc_input_error(ibc, decoder, "Invalid last_used"); |
14584 | 1245 ret = -1; |
1246 } | |
1247 array_append(&box->cache_fields, &field, 1); | |
1248 | |
1249 dsync_deserializer_decode_finish(&decoder); | |
1250 return ret; | |
1251 } | |
1252 | |
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1253 static enum dsync_ibc_recv_ret |
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1254 dsync_ibc_stream_recv_mailbox(struct dsync_ibc *_ibc, |
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1255 const struct dsync_mailbox **dsync_box_r) |
14584 | 1256 { |
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1257 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
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1258 pool_t pool = ibc->ret_pool; |
14584 | 1259 struct dsync_deserializer_decoder *decoder; |
1260 struct dsync_mailbox *box; | |
1261 const char *value; | |
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1262 enum dsync_ibc_recv_ret ret; |
14584 | 1263 |
1264 p_clear(pool); | |
1265 box = p_new(pool, struct dsync_mailbox, 1); | |
1266 | |
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1267 ret = dsync_ibc_stream_input_next(ibc, ITEM_MAILBOX, &decoder); |
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1268 if (ret != DSYNC_IBC_RECV_RET_OK) |
14584 | 1269 return ret; |
1270 | |
1271 value = dsync_deserializer_decode_get(decoder, "mailbox_guid"); | |
1272 if (guid_128_from_string(value, box->mailbox_guid) < 0) { | |
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1273 dsync_ibc_input_error(ibc, decoder, "Invalid mailbox_guid"); |
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1274 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1275 } |
1276 | |
1277 if (dsync_deserializer_decode_try(decoder, "mailbox_lost", &value)) | |
1278 box->mailbox_lost = TRUE; | |
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1279 if (dsync_deserializer_decode_try(decoder, "have_guids", &value)) |
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1280 box->have_guids = TRUE; |
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1281 if (dsync_deserializer_decode_try(decoder, "have_save_guids", &value) || |
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1282 (box->have_guids && ibc->minor_version < DSYNC_PROTOCOL_MINOR_HAVE_SAVE_GUID)) |
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1283 box->have_save_guids = TRUE; |
14584 | 1284 value = dsync_deserializer_decode_get(decoder, "uid_validity"); |
1285 if (str_to_uint32(value, &box->uid_validity) < 0) { | |
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1286 dsync_ibc_input_error(ibc, decoder, "Invalid uid_validity"); |
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1287 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1288 } |
1289 value = dsync_deserializer_decode_get(decoder, "uid_next"); | |
1290 if (str_to_uint32(value, &box->uid_next) < 0) { | |
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1291 dsync_ibc_input_error(ibc, decoder, "Invalid uid_next"); |
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1292 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1293 } |
1294 value = dsync_deserializer_decode_get(decoder, "messages_count"); | |
1295 if (str_to_uint32(value, &box->messages_count) < 0) { | |
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dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
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1296 dsync_ibc_input_error(ibc, decoder, "Invalid messages_count"); |
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1297 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1298 } |
1299 value = dsync_deserializer_decode_get(decoder, "first_recent_uid"); | |
1300 if (str_to_uint32(value, &box->first_recent_uid) < 0) { | |
15037
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1301 dsync_ibc_input_error(ibc, decoder, "Invalid first_recent_uid"); |
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1302 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1303 } |
1304 value = dsync_deserializer_decode_get(decoder, "highest_modseq"); | |
1305 if (str_to_uint64(value, &box->highest_modseq) < 0) { | |
15037
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dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
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|
1306 dsync_ibc_input_error(ibc, decoder, "Invalid highest_modseq"); |
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1307 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1308 } |
15496
5d90e2aa1ba8
dsync: Use private modseqs to support syncing private flags in shared mailboxes.
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|
1309 value = dsync_deserializer_decode_get(decoder, "highest_pvt_modseq"); |
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dsync: Use private modseqs to support syncing private flags in shared mailboxes.
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|
1310 if (str_to_uint64(value, &box->highest_pvt_modseq) < 0) { |
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dsync: Use private modseqs to support syncing private flags in shared mailboxes.
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|
1311 dsync_ibc_input_error(ibc, decoder, "Invalid highest_pvt_modseq"); |
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dsync: Use private modseqs to support syncing private flags in shared mailboxes.
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|
1312 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
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1313 } |
14584 | 1314 |
1315 p_array_init(&box->cache_fields, pool, 32); | |
1316 if (dsync_deserializer_decode_try(decoder, "cache_fields", &value)) { | |
1317 const char *const *fields = t_strsplit(value, "\n"); | |
1318 for (; *fields != NULL; fields++) { | |
15037
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1319 if (parse_cache_field(ibc, box, *fields) < 0) |
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1320 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1321 } |
1322 } | |
1323 | |
1324 *dsync_box_r = box; | |
15037
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1325 return DSYNC_IBC_RECV_RET_OK; |
14584 | 1326 } |
1327 | |
1328 static void | |
16025
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|
1329 dsync_ibc_stream_send_mailbox_attribute(struct dsync_ibc *_ibc, |
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1330 const struct dsync_mailbox_attribute *attr) |
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dsync: Added support for syncing mailbox attributes.
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1331 { |
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1332 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
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1333 struct dsync_serializer_encoder *encoder; |
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1334 string_t *str = t_str_new(128); |
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1335 char type[2]; |
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1336 |
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1337 if (ibc->minor_version < DSYNC_PROTOCOL_MINOR_HAVE_ATTRIBUTES) |
c6082de4bf5b
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1338 return; |
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1339 |
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1340 str_append_c(str, items[ITEM_MAILBOX_ATTRIBUTE].chr); |
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1341 encoder = dsync_serializer_encode_begin(ibc->serializers[ITEM_MAILBOX_ATTRIBUTE]); |
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|
1342 |
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1343 type[0] = type[1] = '\0'; |
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1344 switch (attr->type) { |
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1345 case MAIL_ATTRIBUTE_TYPE_PRIVATE: |
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1346 type[0] = 'p'; |
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|
1347 break; |
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|
1348 case MAIL_ATTRIBUTE_TYPE_SHARED: |
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1349 type[0] = 's'; |
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1350 break; |
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1351 } |
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|
1352 i_assert(type[0] != '\0'); |
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1353 dsync_serializer_encode_add(encoder, "type", type); |
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1354 dsync_serializer_encode_add(encoder, "key", attr->key); |
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1355 if (attr->value != NULL) |
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1356 dsync_serializer_encode_add(encoder, "value", attr->value); |
16052
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|
1357 else if (attr->value_stream != NULL) |
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|
1358 dsync_serializer_encode_add(encoder, "stream", ""); |
16025
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|
1359 |
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|
1360 if (attr->deleted) |
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1361 dsync_serializer_encode_add(encoder, "deleted", ""); |
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|
1362 if (attr->last_change != 0) { |
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|
1363 dsync_serializer_encode_add(encoder, "last_change", |
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|
1364 dec2str(attr->last_change)); |
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|
1365 } |
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|
1366 if (attr->modseq != 0) { |
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|
1367 dsync_serializer_encode_add(encoder, "modseq", |
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|
1368 dec2str(attr->modseq)); |
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|
1369 } |
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|
1370 |
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|
1371 dsync_serializer_encode_finish(&encoder, str); |
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|
1372 dsync_ibc_stream_send_string(ibc, str); |
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1373 |
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|
1374 if (attr->value_stream != NULL) { |
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|
1375 ibc->value_output_last = '\0'; |
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|
1376 ibc->value_output = attr->value_stream; |
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|
1377 i_stream_ref(ibc->value_output); |
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|
1378 (void)dsync_ibc_stream_send_value_stream(ibc); |
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|
1379 } |
16025
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|
1380 } |
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|
1381 |
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|
1382 static enum dsync_ibc_recv_ret |
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1383 dsync_ibc_stream_recv_mailbox_attribute(struct dsync_ibc *_ibc, |
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|
1384 const struct dsync_mailbox_attribute **attr_r) |
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1385 { |
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|
1386 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
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1387 pool_t pool = ibc->ret_pool; |
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1388 struct dsync_deserializer_decoder *decoder; |
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1389 struct dsync_mailbox_attribute *attr; |
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1390 const char *value; |
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1391 enum dsync_ibc_recv_ret ret; |
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|
1392 |
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1393 if (ibc->minor_version < DSYNC_PROTOCOL_MINOR_HAVE_ATTRIBUTES) |
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1394 return DSYNC_IBC_RECV_RET_FINISHED; |
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|
1395 |
16109
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1396 if (ibc->value_input != NULL) { |
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|
1397 /* wait until the mail's stream has been read */ |
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1398 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
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1399 } |
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|
1400 |
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|
1401 if (ibc->cur_attr != NULL) { |
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|
1402 /* finished reading the stream, return the mail now */ |
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|
1403 *attr_r = ibc->cur_attr; |
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|
1404 ibc->cur_attr = NULL; |
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|
1405 return DSYNC_IBC_RECV_RET_OK; |
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|
1406 } |
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1407 |
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|
1408 p_clear(pool); |
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|
1409 attr = p_new(pool, struct dsync_mailbox_attribute, 1); |
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1410 |
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|
1411 ret = dsync_ibc_stream_input_next(ibc, ITEM_MAILBOX_ATTRIBUTE, &decoder); |
16025
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1412 if (ret != DSYNC_IBC_RECV_RET_OK) |
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|
1413 return ret; |
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|
1414 |
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|
1415 value = dsync_deserializer_decode_get(decoder, "type"); |
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|
1416 switch (*value) { |
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|
1417 case 'p': |
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|
1418 attr->type = MAIL_ATTRIBUTE_TYPE_PRIVATE; |
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1419 break; |
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1420 case 's': |
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1421 attr->type = MAIL_ATTRIBUTE_TYPE_SHARED; |
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1422 break; |
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1423 default: |
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1424 dsync_ibc_input_error(ibc, decoder, "Invalid type: %s", value); |
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dsync: Added support for syncing mailbox attributes.
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1425 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
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1426 } |
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1427 |
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1428 value = dsync_deserializer_decode_get(decoder, "key"); |
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1429 attr->key = p_strdup(pool, value); |
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1430 |
16052
0e5a359b7b7f
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1431 if (dsync_deserializer_decode_try(decoder, "stream", &value)) { |
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1432 attr->value_stream = dsync_ibc_stream_input_stream(ibc); |
0e5a359b7b7f
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1433 if (dsync_ibc_stream_read_mail_stream(ibc) <= 0) { |
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1434 ibc->cur_attr = attr; |
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1435 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
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|
1436 } |
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1437 /* already finished reading the stream */ |
0e5a359b7b7f
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1438 i_assert(ibc->value_input == NULL); |
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1439 } else if (dsync_deserializer_decode_try(decoder, "value", &value)) |
16025
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1440 attr->value = p_strdup(pool, value); |
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1441 if (dsync_deserializer_decode_try(decoder, "deleted", &value)) |
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1442 attr->deleted = TRUE; |
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1443 if (dsync_deserializer_decode_try(decoder, "last_change", &value) && |
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1444 str_to_time(value, &attr->last_change) < 0) { |
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1445 dsync_ibc_input_error(ibc, decoder, "Invalid last_change"); |
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1446 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
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1447 } |
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1448 if (dsync_deserializer_decode_try(decoder, "modseq", &value) && |
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1449 str_to_uint64(value, &attr->modseq) < 0) { |
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1450 dsync_ibc_input_error(ibc, decoder, "Invalid modseq"); |
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1451 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
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|
1452 } |
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1453 |
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1454 *attr_r = attr; |
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|
1455 return DSYNC_IBC_RECV_RET_OK; |
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|
1456 } |
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|
1457 |
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|
1458 static void |
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1459 dsync_ibc_stream_send_change(struct dsync_ibc *_ibc, |
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|
1460 const struct dsync_mail_change *change) |
14584 | 1461 { |
15037
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1462 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
14584 | 1463 struct dsync_serializer_encoder *encoder; |
1464 string_t *str = t_str_new(128); | |
1465 char type[2]; | |
1466 | |
1467 str_append_c(str, items[ITEM_MAIL_CHANGE].chr); | |
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|
1468 encoder = dsync_serializer_encode_begin(ibc->serializers[ITEM_MAIL_CHANGE]); |
14584 | 1469 |
1470 type[0] = type[1] = '\0'; | |
1471 switch (change->type) { | |
1472 case DSYNC_MAIL_CHANGE_TYPE_SAVE: | |
1473 type[0] = 's'; | |
1474 break; | |
1475 case DSYNC_MAIL_CHANGE_TYPE_EXPUNGE: | |
1476 type[0] = 'e'; | |
1477 break; | |
1478 case DSYNC_MAIL_CHANGE_TYPE_FLAG_CHANGE: | |
1479 type[0] = 'f'; | |
1480 break; | |
1481 } | |
1482 i_assert(type[0] != '\0'); | |
1483 dsync_serializer_encode_add(encoder, "type", type); | |
1484 dsync_serializer_encode_add(encoder, "uid", dec2str(change->uid)); | |
1485 if (change->guid != NULL) | |
1486 dsync_serializer_encode_add(encoder, "guid", change->guid); | |
1487 if (change->hdr_hash != NULL) { | |
1488 dsync_serializer_encode_add(encoder, "hdr_hash", | |
1489 change->hdr_hash); | |
1490 } | |
1491 if (change->modseq != 0) { | |
1492 dsync_serializer_encode_add(encoder, "modseq", | |
1493 dec2str(change->modseq)); | |
1494 } | |
15496
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dsync: Use private modseqs to support syncing private flags in shared mailboxes.
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|
1495 if (change->pvt_modseq != 0) { |
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|
1496 dsync_serializer_encode_add(encoder, "pvt_modseq", |
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|
1497 dec2str(change->pvt_modseq)); |
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1498 } |
14584 | 1499 if (change->save_timestamp != 0) { |
1500 dsync_serializer_encode_add(encoder, "save_timestamp", | |
1501 dec2str(change->save_timestamp)); | |
1502 } | |
1503 if (change->add_flags != 0) { | |
1504 dsync_serializer_encode_add(encoder, "add_flags", | |
1505 t_strdup_printf("%x", change->add_flags)); | |
1506 } | |
1507 if (change->remove_flags != 0) { | |
1508 dsync_serializer_encode_add(encoder, "remove_flags", | |
1509 t_strdup_printf("%x", change->remove_flags)); | |
1510 } | |
1511 if (change->final_flags != 0) { | |
1512 dsync_serializer_encode_add(encoder, "final_flags", | |
1513 t_strdup_printf("%x", change->final_flags)); | |
1514 } | |
1515 if (change->keywords_reset) | |
1516 dsync_serializer_encode_add(encoder, "keywords_reset", ""); | |
1517 | |
1518 if (array_is_created(&change->keyword_changes) && | |
1519 array_count(&change->keyword_changes) > 0) { | |
1520 string_t *kw_str = t_str_new(128); | |
1521 const char *const *changes; | |
1522 unsigned int i, count; | |
1523 | |
1524 changes = array_get(&change->keyword_changes, &count); | |
15068
002e0a120c2a
Renamed str_tabescape_write() to str_append_tabescaped()
Timo Sirainen <tss@iki.fi>
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15037
diff
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|
1525 str_append_tabescaped(kw_str, changes[0]); |
14584 | 1526 for (i = 1; i < count; i++) { |
1527 str_append_c(kw_str, '\t'); | |
15068
002e0a120c2a
Renamed str_tabescape_write() to str_append_tabescaped()
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diff
changeset
|
1528 str_append_tabescaped(kw_str, changes[i]); |
14584 | 1529 } |
1530 dsync_serializer_encode_add(encoder, "keyword_changes", | |
1531 str_c(kw_str)); | |
1532 } | |
1533 | |
1534 dsync_serializer_encode_finish(&encoder, str); | |
15037
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|
1535 dsync_ibc_stream_send_string(ibc, str); |
14584 | 1536 } |
1537 | |
15037
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|
1538 static enum dsync_ibc_recv_ret |
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dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
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|
1539 dsync_ibc_stream_recv_change(struct dsync_ibc *_ibc, |
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|
1540 const struct dsync_mail_change **change_r) |
14584 | 1541 { |
15037
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|
1542 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
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|
1543 pool_t pool = ibc->ret_pool; |
14584 | 1544 struct dsync_deserializer_decoder *decoder; |
1545 struct dsync_mail_change *change; | |
1546 const char *value; | |
15037
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|
1547 enum dsync_ibc_recv_ret ret; |
14584 | 1548 |
1549 p_clear(pool); | |
1550 change = p_new(pool, struct dsync_mail_change, 1); | |
1551 | |
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dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
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|
1552 ret = dsync_ibc_stream_input_next(ibc, ITEM_MAIL_CHANGE, &decoder); |
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|
1553 if (ret != DSYNC_IBC_RECV_RET_OK) |
14584 | 1554 return ret; |
1555 | |
1556 value = dsync_deserializer_decode_get(decoder, "type"); | |
1557 switch (*value) { | |
1558 case 's': | |
1559 change->type = DSYNC_MAIL_CHANGE_TYPE_SAVE; | |
1560 break; | |
1561 case 'e': | |
1562 change->type = DSYNC_MAIL_CHANGE_TYPE_EXPUNGE; | |
1563 break; | |
1564 case 'f': | |
1565 change->type = DSYNC_MAIL_CHANGE_TYPE_FLAG_CHANGE; | |
1566 break; | |
1567 default: | |
15037
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|
1568 dsync_ibc_input_error(ibc, decoder, "Invalid type: %s", value); |
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|
1569 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1570 } |
1571 | |
1572 value = dsync_deserializer_decode_get(decoder, "uid"); | |
1573 if (str_to_uint32(value, &change->uid) < 0) { | |
15037
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|
1574 dsync_ibc_input_error(ibc, decoder, "Invalid uid"); |
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|
1575 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1576 } |
1577 | |
1578 if (dsync_deserializer_decode_try(decoder, "guid", &value)) | |
1579 change->guid = p_strdup(pool, value); | |
1580 if (dsync_deserializer_decode_try(decoder, "hdr_hash", &value)) | |
1581 change->hdr_hash = p_strdup(pool, value); | |
1582 if (dsync_deserializer_decode_try(decoder, "modseq", &value) && | |
1583 str_to_uint64(value, &change->modseq) < 0) { | |
15037
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|
1584 dsync_ibc_input_error(ibc, decoder, "Invalid modseq"); |
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|
1585 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1586 } |
15496
5d90e2aa1ba8
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diff
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|
1587 if (dsync_deserializer_decode_try(decoder, "pvt_modseq", &value) && |
5d90e2aa1ba8
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|
1588 str_to_uint64(value, &change->pvt_modseq) < 0) { |
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|
1589 dsync_ibc_input_error(ibc, decoder, "Invalid pvt_modseq"); |
5d90e2aa1ba8
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|
1590 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
5d90e2aa1ba8
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diff
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|
1591 } |
14584 | 1592 if (dsync_deserializer_decode_try(decoder, "save_timestamp", &value) && |
1593 str_to_time(value, &change->save_timestamp) < 0) { | |
15037
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|
1594 dsync_ibc_input_error(ibc, decoder, "Invalid save_timestamp"); |
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|
1595 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1596 } |
1597 | |
1598 if (dsync_deserializer_decode_try(decoder, "add_flags", &value)) | |
1599 change->add_flags = strtoul(value, NULL, 16); | |
1600 if (dsync_deserializer_decode_try(decoder, "remove_flags", &value)) | |
1601 change->remove_flags = strtoul(value, NULL, 16); | |
1602 if (dsync_deserializer_decode_try(decoder, "final_flags", &value)) | |
1603 change->final_flags = strtoul(value, NULL, 16); | |
1604 if (dsync_deserializer_decode_try(decoder, "keywords_reset", &value)) | |
1605 change->keywords_reset = TRUE; | |
1606 | |
1607 if (dsync_deserializer_decode_try(decoder, "keyword_changes", &value) && | |
1608 *value != '\0') { | |
1609 const char *const *changes = t_strsplit_tab(value); | |
1610 unsigned int i, count = str_array_length(changes); | |
1611 | |
1612 p_array_init(&change->keyword_changes, pool, count); | |
1613 for (i = 0; i < count; i++) { | |
1614 value = p_strdup(pool, changes[i]); | |
1615 array_append(&change->keyword_changes, &value, 1); | |
1616 } | |
1617 } | |
1618 | |
1619 *change_r = change; | |
15037
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changeset
|
1620 return DSYNC_IBC_RECV_RET_OK; |
14584 | 1621 } |
1622 | |
1623 static void | |
15037
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dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
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diff
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|
1624 dsync_ibc_stream_send_mail_request(struct dsync_ibc *_ibc, |
920756cd29b8
dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
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|
1625 const struct dsync_mail_request *request) |
14584 | 1626 { |
15037
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dsync: Renamed "slave" to "ibc" (= inter-brain communicator)
Timo Sirainen <tss@iki.fi>
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changeset
|
1627 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
14584 | 1628 struct dsync_serializer_encoder *encoder; |
1629 string_t *str = t_str_new(128); | |
1630 | |
1631 str_append_c(str, items[ITEM_MAIL_REQUEST].chr); | |
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1632 encoder = dsync_serializer_encode_begin(ibc->serializers[ITEM_MAIL_REQUEST]); |
14584 | 1633 if (request->guid != NULL) |
1634 dsync_serializer_encode_add(encoder, "guid", request->guid); | |
1635 if (request->uid != 0) { | |
1636 dsync_serializer_encode_add(encoder, "uid", | |
1637 dec2str(request->uid)); | |
1638 } | |
1639 dsync_serializer_encode_finish(&encoder, str); | |
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1640 dsync_ibc_stream_send_string(ibc, str); |
14584 | 1641 } |
1642 | |
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1643 static enum dsync_ibc_recv_ret |
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1644 dsync_ibc_stream_recv_mail_request(struct dsync_ibc *_ibc, |
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1645 const struct dsync_mail_request **request_r) |
14584 | 1646 { |
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1647 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
14584 | 1648 struct dsync_deserializer_decoder *decoder; |
1649 struct dsync_mail_request *request; | |
1650 const char *value; | |
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1651 enum dsync_ibc_recv_ret ret; |
14584 | 1652 |
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1653 p_clear(ibc->ret_pool); |
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1654 request = p_new(ibc->ret_pool, struct dsync_mail_request, 1); |
14584 | 1655 |
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1656 ret = dsync_ibc_stream_input_next(ibc, ITEM_MAIL_REQUEST, &decoder); |
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1657 if (ret != DSYNC_IBC_RECV_RET_OK) |
14584 | 1658 return ret; |
1659 | |
1660 if (dsync_deserializer_decode_try(decoder, "guid", &value)) | |
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1661 request->guid = p_strdup(ibc->ret_pool, value); |
14584 | 1662 if (dsync_deserializer_decode_try(decoder, "uid", &value) && |
1663 str_to_uint32(value, &request->uid) < 0) { | |
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1664 dsync_ibc_input_error(ibc, decoder, "Invalid uid"); |
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1665 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1666 } |
1667 | |
1668 *request_r = request; | |
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1669 return DSYNC_IBC_RECV_RET_OK; |
14584 | 1670 } |
1671 | |
1672 static void | |
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1673 dsync_ibc_stream_send_mail(struct dsync_ibc *_ibc, |
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1674 const struct dsync_mail *mail) |
14584 | 1675 { |
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1676 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
14584 | 1677 struct dsync_serializer_encoder *encoder; |
1678 string_t *str = t_str_new(128); | |
1679 | |
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1680 i_assert(ibc->value_output == NULL); |
14584 | 1681 |
1682 str_append_c(str, items[ITEM_MAIL].chr); | |
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1683 encoder = dsync_serializer_encode_begin(ibc->serializers[ITEM_MAIL]); |
14584 | 1684 if (mail->guid != NULL) |
1685 dsync_serializer_encode_add(encoder, "guid", mail->guid); | |
1686 if (mail->uid != 0) | |
1687 dsync_serializer_encode_add(encoder, "uid", dec2str(mail->uid)); | |
1688 if (mail->pop3_uidl != NULL) { | |
1689 dsync_serializer_encode_add(encoder, "pop3_uidl", | |
1690 mail->pop3_uidl); | |
1691 } | |
1692 if (mail->pop3_order > 0) { | |
1693 dsync_serializer_encode_add(encoder, "pop3_order", | |
1694 dec2str(mail->pop3_order)); | |
1695 } | |
1696 if (mail->received_date > 0) { | |
1697 dsync_serializer_encode_add(encoder, "received_date", | |
1698 dec2str(mail->received_date)); | |
1699 } | |
1700 if (mail->input != NULL) | |
1701 dsync_serializer_encode_add(encoder, "stream", ""); | |
1702 | |
1703 dsync_serializer_encode_finish(&encoder, str); | |
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1704 dsync_ibc_stream_send_string(ibc, str); |
14584 | 1705 |
1706 if (mail->input != NULL) { | |
16052
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1707 ibc->value_output_last = '\0'; |
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1708 ibc->value_output = mail->input; |
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1709 i_stream_ref(ibc->value_output); |
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1710 (void)dsync_ibc_stream_send_value_stream(ibc); |
14584 | 1711 } |
1712 } | |
1713 | |
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1714 static enum dsync_ibc_recv_ret |
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1715 dsync_ibc_stream_recv_mail(struct dsync_ibc *_ibc, struct dsync_mail **mail_r) |
14584 | 1716 { |
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1717 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
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1718 pool_t pool = ibc->ret_pool; |
14584 | 1719 struct dsync_deserializer_decoder *decoder; |
1720 struct dsync_mail *mail; | |
1721 const char *value; | |
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1722 enum dsync_ibc_recv_ret ret; |
14584 | 1723 |
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1724 if (ibc->value_input != NULL) { |
14584 | 1725 /* wait until the mail's stream has been read */ |
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1726 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1727 } |
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1728 if (ibc->cur_mail != NULL) { |
14584 | 1729 /* finished reading the stream, return the mail now */ |
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1730 *mail_r = ibc->cur_mail; |
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1731 ibc->cur_mail = NULL; |
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1732 return DSYNC_IBC_RECV_RET_OK; |
14584 | 1733 } |
1734 | |
1735 p_clear(pool); | |
1736 mail = p_new(pool, struct dsync_mail, 1); | |
1737 | |
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1738 ret = dsync_ibc_stream_input_next(ibc, ITEM_MAIL, &decoder); |
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1739 if (ret != DSYNC_IBC_RECV_RET_OK) |
14584 | 1740 return ret; |
1741 | |
1742 if (dsync_deserializer_decode_try(decoder, "guid", &value)) | |
1743 mail->guid = p_strdup(pool, value); | |
1744 if (dsync_deserializer_decode_try(decoder, "uid", &value) && | |
1745 str_to_uint32(value, &mail->uid) < 0) { | |
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1746 dsync_ibc_input_error(ibc, decoder, "Invalid uid"); |
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1747 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1748 } |
1749 if (dsync_deserializer_decode_try(decoder, "pop3_uidl", &value)) | |
1750 mail->pop3_uidl = p_strdup(pool, value); | |
1751 if (dsync_deserializer_decode_try(decoder, "pop3_order", &value) && | |
1752 str_to_uint(value, &mail->pop3_order) < 0) { | |
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1753 dsync_ibc_input_error(ibc, decoder, "Invalid pop3_order"); |
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1754 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1755 } |
1756 if (dsync_deserializer_decode_try(decoder, "received_date", &value) && | |
1757 str_to_time(value, &mail->received_date) < 0) { | |
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1758 dsync_ibc_input_error(ibc, decoder, "Invalid received_date"); |
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1759 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1760 } |
1761 if (dsync_deserializer_decode_try(decoder, "stream", &value)) { | |
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1762 mail->input = dsync_ibc_stream_input_stream(ibc); |
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1763 if (dsync_ibc_stream_read_mail_stream(ibc) <= 0) { |
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1764 ibc->cur_mail = mail; |
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1765 return DSYNC_IBC_RECV_RET_TRYAGAIN; |
14584 | 1766 } |
1767 /* already finished reading the stream */ | |
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1768 i_assert(ibc->value_input == NULL); |
14584 | 1769 } |
1770 | |
1771 *mail_r = mail; | |
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1772 return DSYNC_IBC_RECV_RET_OK; |
14584 | 1773 } |
1774 | |
15632
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1775 static void dsync_ibc_stream_close_mail_streams(struct dsync_ibc *_ibc) |
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1776 { |
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1777 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
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1778 |
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1779 if (ibc->value_output != NULL) { |
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1780 i_stream_unref(&ibc->value_output); |
15632
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1781 dsync_ibc_stream_stop(ibc); |
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1782 } |
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1783 } |
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1784 |
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1785 static bool dsync_ibc_stream_is_send_queue_full(struct dsync_ibc *_ibc) |
14584 | 1786 { |
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1787 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
14584 | 1788 size_t bytes; |
1789 | |
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1790 if (ibc->value_output != NULL) |
14584 | 1791 return TRUE; |
1792 | |
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1793 bytes = o_stream_get_buffer_used_size(ibc->output); |
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1794 if (bytes < DSYNC_IBC_STREAM_OUTBUF_THROTTLE_SIZE) |
14584 | 1795 return FALSE; |
1796 | |
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|
1797 o_stream_set_flush_pending(ibc->output, TRUE); |
14584 | 1798 return TRUE; |
1799 } | |
1800 | |
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|
1801 static bool dsync_ibc_stream_has_pending_data(struct dsync_ibc *_ibc) |
14584 | 1802 { |
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1803 struct dsync_ibc_stream *ibc = (struct dsync_ibc_stream *)_ibc; |
14584 | 1804 |
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1805 return ibc->has_pending_data; |
14584 | 1806 } |
1807 | |
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1808 static const struct dsync_ibc_vfuncs dsync_ibc_stream_vfuncs = { |
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1809 dsync_ibc_stream_deinit, |
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1810 dsync_ibc_stream_send_handshake, |
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1811 dsync_ibc_stream_recv_handshake, |
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1812 dsync_ibc_stream_send_end_of_list, |
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1813 dsync_ibc_stream_send_mailbox_state, |
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1814 dsync_ibc_stream_recv_mailbox_state, |
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1815 dsync_ibc_stream_send_mailbox_tree_node, |
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1816 dsync_ibc_stream_recv_mailbox_tree_node, |
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1817 dsync_ibc_stream_send_mailbox_deletes, |
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1818 dsync_ibc_stream_recv_mailbox_deletes, |
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1819 dsync_ibc_stream_send_mailbox, |
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1820 dsync_ibc_stream_recv_mailbox, |
16025
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1821 dsync_ibc_stream_send_mailbox_attribute, |
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1822 dsync_ibc_stream_recv_mailbox_attribute, |
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1823 dsync_ibc_stream_send_change, |
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1824 dsync_ibc_stream_recv_change, |
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1825 dsync_ibc_stream_send_mail_request, |
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1826 dsync_ibc_stream_recv_mail_request, |
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1827 dsync_ibc_stream_send_mail, |
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1828 dsync_ibc_stream_recv_mail, |
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1829 dsync_ibc_stream_close_mail_streams, |
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1830 dsync_ibc_stream_is_send_queue_full, |
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1831 dsync_ibc_stream_has_pending_data |
14584 | 1832 }; |
1833 | |
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1834 struct dsync_ibc * |
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1835 dsync_ibc_init_stream(struct istream *input, struct ostream *output, |
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1836 const char *name, const char *temp_path_prefix) |
14584 | 1837 { |
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1838 struct dsync_ibc_stream *ibc; |
14584 | 1839 |
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1840 ibc = i_new(struct dsync_ibc_stream, 1); |
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1841 ibc->ibc.v = dsync_ibc_stream_vfuncs; |
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1842 ibc->input = input; |
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1843 ibc->output = output; |
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1844 ibc->fd_in = i_stream_get_fd(input); |
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1845 ibc->name = i_strdup(name); |
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1846 ibc->temp_path_prefix = i_strdup(temp_path_prefix); |
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1847 ibc->ret_pool = pool_alloconly_create("ibc stream data", 2048); |
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1848 dsync_ibc_stream_init(ibc); |
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1849 return &ibc->ibc; |
14584 | 1850 } |