Mercurial > dovecot > original-hg > dovecot-1.2

annotate src/imap/cmd-append.c @ 3963:ccab957a03b3 HEAD

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And the final fix for APPEND hangs ;)
author Timo Sirainen <tss@iki.fi>
date Sun, 29 Jan 2006 14:41:37 +0200
parents 9f607c5685fd
children 7d7b0f427d68
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1 /* Copyright (C) 2002 Timo Sirainen */
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2
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3 #include "common.h"
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4 #include "ioloop.h"
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5 #include "istream.h"
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6 #include "ostream.h"
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7 #include "str.h"
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8 #include "commands.h"
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9 #include "imap-parser.h"
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10 #include "imap-date.h"
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11 #include "mail-storage.h"
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12
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13 #include <sys/time.h>
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14
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15 struct cmd_append_context {
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16 struct client *client;
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17 struct client_command_context *cmd;
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18 struct mail_storage *storage;
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19 struct mailbox *box;
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20 struct mailbox_transaction_context *t;
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21
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22 struct istream *input;
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23 uoff_t msg_size;
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24
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25 struct imap_parser *save_parser;
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26 struct mail_save_context *save_ctx;
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27 };
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28
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29 static bool cmd_append_continue_message(struct client_command_context *cmd);
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30
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31 static void client_input(void *context)
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32 {
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33 struct client *client = context;
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34 struct client_command_context *cmd = &client->cmd;
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35
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36 client->last_input = ioloop_time;
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37
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38 switch (i_stream_read(client->input)) {
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39 case -1:
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40 /* disconnected */
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41 client_destroy(client);
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42 return;
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43 case -2:
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44 if (client->command_pending) {
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45 /* message data, this is handled internally by
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46 mailbox_save_continue() */
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47 break;
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48 }
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49
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50 /* parameter word is longer than max. input buffer size.
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51 this is most likely an error, so skip the new data
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52 until newline is found. */
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53 client->input_skip_line = TRUE;
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54
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55 client_send_command_error(cmd, "Too long argument.");
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56 _client_reset_command(client);
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57 break;
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58 }
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59
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60 if (cmd->func(cmd)) {
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61 /* command execution was finished. Note that if cmd_sync()
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62 didn't finish, we didn't get here but the input handler
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63 has already been moved. So don't do anything important
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64 here..
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65
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66 reset command once again to reset cmd_sync()'s changes. */
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67 _client_reset_command(client);
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68
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69 if (client->input_pending)
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70 _client_input(client);
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71 }
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72 }
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73
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74 /* Returns -1 = error, 0 = need more data, 1 = successful. flags and
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75 internal_date may be NULL as a result, but mailbox and msg_size are always
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76 set when successful. */
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77 static int validate_args(struct imap_arg *args, struct imap_arg_list **flags,
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78 const char **internal_date, uoff_t *msg_size,
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79 bool *nonsync)
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80 {
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81 /* [<flags>] */
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82 if (args->type != IMAP_ARG_LIST)
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83 *flags = NULL;
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84 else {
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85 *flags = IMAP_ARG_LIST(args);
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86 args++;
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87 }
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88
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89 /* [<internal date>] */
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90 if (args->type != IMAP_ARG_STRING)
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91 *internal_date = NULL;
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92 else {
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93 *internal_date = IMAP_ARG_STR(args);
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94 args++;
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95 }
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96
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97 if (args->type != IMAP_ARG_LITERAL_SIZE &&
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98 args->type != IMAP_ARG_LITERAL_SIZE_NONSYNC) {
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99 *nonsync = FALSE;
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100 return FALSE;
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101 }
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102
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103 *nonsync = args->type == IMAP_ARG_LITERAL_SIZE_NONSYNC;
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104 *msg_size = IMAP_ARG_LITERAL_SIZE(args);
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105 return TRUE;
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106 }
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107
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108 static void cmd_append_finish(struct cmd_append_context *ctx)
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109 {
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110 ctx->client->input_skip_line = TRUE;
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111
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112 io_remove(&ctx->client->io);
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113
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114 imap_parser_destroy(&ctx->save_parser);
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115
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116 if (ctx->input != NULL)
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117 i_stream_unref(&ctx->input);
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118
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119 if (ctx->save_ctx != NULL)
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120 mailbox_save_cancel(&ctx->save_ctx);
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121
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122 if (ctx->t != NULL)
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123 mailbox_transaction_rollback(&ctx->t);
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124
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125 if (ctx->box != ctx->cmd->client->mailbox && ctx->box != NULL)
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126 mailbox_close(&ctx->box);
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127
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128 ctx->client->bad_counter = 0;
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129 o_stream_set_flush_callback(ctx->client->output,
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130 _client_output, ctx->client);
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131 }
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132
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133 static bool cmd_append_continue_cancel(struct client_command_context *cmd)
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134 {
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135 struct cmd_append_context *ctx = cmd->context;
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136 size_t size;
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137
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138 (void)i_stream_read(ctx->input);
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139 (void)i_stream_get_data(ctx->input, &size);
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diff changeset
140 i_stream_skip(ctx->input, size);
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diff changeset
141
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diff changeset
142 if (ctx->input->v_offset == ctx->msg_size || ctx->input->closed) {
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143 cmd_append_finish(ctx);
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144 return TRUE;
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diff changeset
145 }
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diff changeset
146 return FALSE;
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diff changeset
147 }
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148
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diff changeset
149 static bool cmd_append_cancel(struct cmd_append_context *ctx, bool nonsync)
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150 {
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diff changeset
151 if (!nonsync) {
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diff changeset
152 cmd_append_finish(ctx);
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153 return TRUE;
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diff changeset
154 }
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diff changeset
155
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diff changeset
156 /* we have to read the nonsynced literal so we don't treat the message
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157 data as commands. */
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diff changeset
158 ctx->input = i_stream_create_limit(default_pool, ctx->client->input,
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diff changeset
159 ctx->client->input->v_offset,
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diff changeset
160 ctx->msg_size);
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diff changeset
161
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162 ctx->client->command_pending = TRUE;
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163 ctx->cmd->func = cmd_append_continue_cancel;
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164 ctx->cmd->context = ctx;
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165 return cmd_append_continue_cancel(ctx->cmd);
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166 }
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167
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55df57c028d4 Added "bool" type and changed all ints that were used as booleans to bool.
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168 static bool cmd_append_continue_parsing(struct client_command_context *cmd)
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169 {
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170 struct client *client = cmd->client;
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diff changeset
171 struct cmd_append_context *ctx = cmd->context;
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172 struct imap_arg *args;
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173 struct imap_arg_list *flags_list;
3016
61c8d205d887 Initial support for keywords. Syncing to mbox/maildir doesn't work yet.
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174 enum mail_flags flags;
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diff changeset
175 const char *const *keywords_list;
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diff changeset
176 struct mail_keywords *keywords;
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177 const char *internal_date_str;
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diff changeset
178 time_t internal_date;
3863
55df57c028d4 Added "bool" type and changed all ints that were used as booleans to bool.
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diff changeset
179 int ret, timezone_offset;
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180 bool nonsync;
2446
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diff changeset
181
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diff changeset
182 /* if error occurs, the CRLF is already read. */
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diff changeset
183 client->input_skip_line = FALSE;
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diff changeset
184
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diff changeset
185 /* [<flags>] [<internal date>] <message literal> */
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diff changeset
186 ret = imap_parser_read_args(ctx->save_parser, 0,
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diff changeset
187 IMAP_PARSE_FLAG_LITERAL_SIZE, &args);
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diff changeset
188 if (ret == -1) {
2670
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diff changeset
189 if (ctx->box != NULL)
3141
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diff changeset
190 client_send_command_error(cmd, NULL);
2446
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diff changeset
191 cmd_append_finish(ctx);
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192 return TRUE;
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diff changeset
193 }
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diff changeset
194 if (ret < 0) {
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diff changeset
195 /* need more data */
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196 return FALSE;
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diff changeset
197 }
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diff changeset
198
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diff changeset
199 if (args->type == IMAP_ARG_EOL) {
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diff changeset
200 /* last message */
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
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diff changeset
201 enum mailbox_sync_flags sync_flags;
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diff changeset
202
2670
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diff changeset
203 if (ctx->box == NULL) {
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diff changeset
204 /* we failed earlier, error message is sent */
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parents: 2518
diff changeset
205 cmd_append_finish(ctx);
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diff changeset
206 return TRUE;
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Timo Sirainen <tss@iki.fi>
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diff changeset
207 }
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Timo Sirainen <tss@iki.fi>
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diff changeset
208
3879
928229f8b3e6 deinit, unref, destroy, close, free, etc. functions now take a pointer to
Timo Sirainen <tss@iki.fi>
parents: 3863
diff changeset
209 ret = mailbox_transaction_commit(&ctx->t, 0);
2446
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diff changeset
210 if (ret < 0) {
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
211 client_send_storage_error(cmd, ctx->storage);
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
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diff changeset
212 cmd_append_finish(ctx);
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diff changeset
213 return TRUE;
47e1e05cede0 Changed mail saving API to be nonblocking.
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diff changeset
214 }
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diff changeset
215
3141
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diff changeset
216 sync_flags = ctx->box == cmd->client->mailbox ?
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
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diff changeset
217 0 : MAILBOX_SYNC_FLAG_FAST;
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
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diff changeset
218
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
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diff changeset
219 cmd_append_finish(ctx);
3765
ce76b6b8ff11 UID STORE command must return UID parameter in FETCH replies.
Timo Sirainen <tss@iki.fi>
parents: 3763
diff changeset
220 return cmd_sync(cmd, sync_flags, 0, "OK Append completed.");
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
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diff changeset
221 }
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
222
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
223 if (!validate_args(args, &flags_list, &internal_date_str,
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
224 &ctx->msg_size, &nonsync)) {
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
225 client_send_command_error(cmd, "Invalid arguments.");
2670
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diff changeset
226 return cmd_append_cancel(ctx, nonsync);
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Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
227 }
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
228
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
229 if (ctx->box == NULL) {
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
230 /* we failed earlier, make sure we just eat nonsync-literal
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
231 if it's given. */
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
232 return cmd_append_cancel(ctx, nonsync);
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
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diff changeset
233 }
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
234
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
235 if (flags_list != NULL) {
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
236 if (!client_parse_mail_flags(cmd, flags_list->args,
3016
61c8d205d887 Initial support for keywords. Syncing to mbox/maildir doesn't work yet.
Timo Sirainen <tss@iki.fi>
parents: 2878
diff changeset
237 &flags, &keywords_list))
2670
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
238 return cmd_append_cancel(ctx, nonsync);
3016
61c8d205d887 Initial support for keywords. Syncing to mbox/maildir doesn't work yet.
Timo Sirainen <tss@iki.fi>
parents: 2878
diff changeset
239 keywords = keywords_list == NULL ? NULL :
61c8d205d887 Initial support for keywords. Syncing to mbox/maildir doesn't work yet.
Timo Sirainen <tss@iki.fi>
parents: 2878
diff changeset
240 mailbox_keywords_create(ctx->t, keywords_list);
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
241 } else {
3016
61c8d205d887 Initial support for keywords. Syncing to mbox/maildir doesn't work yet.
Timo Sirainen <tss@iki.fi>
parents: 2878
diff changeset
242 flags = 0;
61c8d205d887 Initial support for keywords. Syncing to mbox/maildir doesn't work yet.
Timo Sirainen <tss@iki.fi>
parents: 2878
diff changeset
243 keywords = NULL;
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
244 }
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
245
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
246 if (internal_date_str == NULL) {
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
247 /* no time given, default to now. */
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
248 internal_date = (time_t)-1;
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
249 timezone_offset = 0;
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
250 } else if (!imap_parse_datetime(internal_date_str,
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
251 &internal_date, &timezone_offset)) {
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
252 client_send_tagline(cmd, "BAD Invalid internal date.");
2670
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Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
253 return cmd_append_cancel(ctx, nonsync);
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
254 }
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
255
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
256 if (ctx->msg_size == 0) {
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
257 /* no message data, abort */
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
258 client_send_tagline(cmd, "NO Append aborted.");
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
259 cmd_append_finish(ctx);
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
260 return TRUE;
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
261 }
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
262
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
263 if (!nonsync) {
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
264 o_stream_send(client->output, "+ OK\r\n", 6);
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
265 o_stream_flush(client->output);
3602
c6ebda431efa Call o_stream_uncork() after sending "+ OK", so it gets to client more
Timo Sirainen <tss@iki.fi>
parents: 3586
diff changeset
266 o_stream_uncork(client->output);
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
267 }
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
268
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
269 /* after literal comes CRLF, if we fail make sure we eat it away */
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
270 client->input_skip_line = TRUE;
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
271
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
272 /* save the mail */
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
273 ctx->input = i_stream_create_limit(default_pool, client->input,
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
274 client->input->v_offset,
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
275 ctx->msg_size);
3016
61c8d205d887 Initial support for keywords. Syncing to mbox/maildir doesn't work yet.
Timo Sirainen <tss@iki.fi>
parents: 2878
diff changeset
276 ctx->save_ctx = mailbox_save_init(ctx->t, flags, keywords,
61c8d205d887 Initial support for keywords. Syncing to mbox/maildir doesn't work yet.
Timo Sirainen <tss@iki.fi>
parents: 2878
diff changeset
277 internal_date, timezone_offset, NULL,
2455
d38f3876f3ad Forgot want_mail=TRUE parameter from debugging.
Timo Sirainen <tss@iki.fi>
parents: 2446
diff changeset
278 ctx->input, FALSE);
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
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parents: 2427
diff changeset
279
3138
fbe844061fe2 Internal changes in how keywords are handled. struct mail_keywords isn't
Timo Sirainen <tss@iki.fi>
parents: 3131
diff changeset
280 if (keywords != NULL)
3879
928229f8b3e6 deinit, unref, destroy, close, free, etc. functions now take a pointer to
Timo Sirainen <tss@iki.fi>
parents: 3863
diff changeset
281 mailbox_keywords_free(ctx->t, &keywords);
3138
fbe844061fe2 Internal changes in how keywords are handled. struct mail_keywords isn't
Timo Sirainen <tss@iki.fi>
parents: 3131
diff changeset
282
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
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parents: 2427
diff changeset
283 client->command_pending = TRUE;
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
284 cmd->func = cmd_append_continue_message;
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
285 return cmd_append_continue_message(cmd);
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
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parents: 2427
diff changeset
286 }
47e1e05cede0 Changed mail saving API to be nonblocking.
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parents: 2427
diff changeset
287
3863
55df57c028d4 Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents: 3811
diff changeset
288 static bool cmd_append_continue_message(struct client_command_context *cmd)
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
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parents: 2427
diff changeset
289 {
3141
61abed5f7864 Moved command-specific variables from struct client to struct
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parents: 3138
diff changeset
290 struct client *client = cmd->client;
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
291 struct cmd_append_context *ctx = cmd->context;
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
292 size_t size;
3863
55df57c028d4 Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents: 3811
diff changeset
293 bool failed;
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
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parents: 2427
diff changeset
294
47e1e05cede0 Changed mail saving API to be nonblocking.
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parents: 2427
diff changeset
295 if (ctx->save_ctx != NULL) {
3586
2cb7ebd43e8c If client input was closed unexpectedly, don't treat it as index error.
Timo Sirainen <tss@iki.fi>
parents: 3443
diff changeset
296 if (mailbox_save_continue(ctx->save_ctx) < 0) {
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
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parents: 2427
diff changeset
297 /* we still have to finish reading the message
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
298 from client */
3879
928229f8b3e6 deinit, unref, destroy, close, free, etc. functions now take a pointer to
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parents: 3863
diff changeset
299 mailbox_save_cancel(&ctx->save_ctx);
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
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parents: 2427
diff changeset
300 }
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
301 }
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
302
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
303 if (ctx->save_ctx == NULL) {
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
304 (void)i_stream_read(ctx->input);
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
305 (void)i_stream_get_data(ctx->input, &size);
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
306 i_stream_skip(ctx->input, size);
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
307 }
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
308
3442
877fa3d04313 Yet another try at fixing APPEND.
Timo Sirainen <tss@iki.fi>
parents: 3439
diff changeset
309 if (ctx->input->eof || client->input->closed) {
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
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parents: 2427
diff changeset
310 /* finished */
3863
55df57c028d4 Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents: 3811
diff changeset
311 bool all_written = ctx->input->v_offset == ctx->msg_size;
3443
d4bde07451c4 crashfix
Timo Sirainen <tss@iki.fi>
parents: 3442
diff changeset
312
3879
928229f8b3e6 deinit, unref, destroy, close, free, etc. functions now take a pointer to
Timo Sirainen <tss@iki.fi>
parents: 3863
diff changeset
313 i_stream_unref(&ctx->input);
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
314 ctx->input = NULL;
47e1e05cede0 Changed mail saving API to be nonblocking.
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parents: 2427
diff changeset
315
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
316 if (ctx->save_ctx == NULL) {
47e1e05cede0 Changed mail saving API to be nonblocking.
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parents: 2427
diff changeset
317 /* failed above */
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
318 client_send_storage_error(cmd, ctx->storage);
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
319 failed = TRUE;
3443
d4bde07451c4 crashfix
Timo Sirainen <tss@iki.fi>
parents: 3442
diff changeset
320 } else if (!all_written) {
3442
877fa3d04313 Yet another try at fixing APPEND.
Timo Sirainen <tss@iki.fi>
parents: 3439
diff changeset
321 /* client disconnected before it finished sending the
877fa3d04313 Yet another try at fixing APPEND.
Timo Sirainen <tss@iki.fi>
parents: 3439
diff changeset
322 whole message. */
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
323 failed = TRUE;
3879
928229f8b3e6 deinit, unref, destroy, close, free, etc. functions now take a pointer to
Timo Sirainen <tss@iki.fi>
parents: 3863
diff changeset
324 mailbox_save_cancel(&ctx->save_ctx);
928229f8b3e6 deinit, unref, destroy, close, free, etc. functions now take a pointer to
Timo Sirainen <tss@iki.fi>
parents: 3863
diff changeset
325 } else if (mailbox_save_finish(&ctx->save_ctx, NULL) < 0) {
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
326 failed = TRUE;
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
327 client_send_storage_error(cmd, ctx->storage);
3157
7eb1995f5a27 Don't crash if client disconnects in the middle of APPEND. The last fix
Timo Sirainen <tss@iki.fi>
parents: 3141
diff changeset
328 } else {
7eb1995f5a27 Don't crash if client disconnects in the middle of APPEND. The last fix
Timo Sirainen <tss@iki.fi>
parents: 3141
diff changeset
329 failed = client->input->closed;
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
330 }
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
331 ctx->save_ctx = NULL;
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
332
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
333 if (failed) {
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
334 cmd_append_finish(ctx);
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
335 return TRUE;
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
336 }
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
337
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
338 /* prepare for next message */
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
339 client->command_pending = FALSE;
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
340 imap_parser_reset(ctx->save_parser);
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
341 cmd->func = cmd_append_continue_parsing;
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
342 return cmd_append_continue_parsing(cmd);
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
343 }
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
344
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
345 return FALSE;
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
346 }
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
347
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
348 static struct mailbox *
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
349 get_mailbox(struct client_command_context *cmd, const char *name)
2670
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
350 {
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
351 struct mail_storage *storage;
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
352 struct mailbox *box;
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
353
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
354 if (!client_verify_mailbox_name(cmd, name, TRUE, FALSE))
2670
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
355 return NULL;
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
356
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
357 storage = client_find_storage(cmd, &name);
2670
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
358 if (storage == NULL)
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
359 return NULL;
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
360
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
361 if (cmd->client->mailbox != NULL &&
3210
2715077f9c3e mailbox_name_equals() renamed to mailbox_equals(), which also now checks
Timo Sirainen <tss@iki.fi>
parents: 3209
diff changeset
362 mailbox_equals(cmd->client->mailbox, storage, name))
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
363 return cmd->client->mailbox;
2670
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
364
3245
6491dab63e54 Added input stream parameter to mailbox_open(). With mbox it now allows
Timo Sirainen <tss@iki.fi>
parents: 3219
diff changeset
365 box = mailbox_open(storage, name, NULL, MAILBOX_OPEN_FAST |
2670
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
366 MAILBOX_OPEN_KEEP_RECENT);
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
367 if (box == NULL) {
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
368 client_send_storage_error(cmd, storage);
2670
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
369 return NULL;
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
370 }
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
371 return box;
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
372 }
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
373
3863
55df57c028d4 Added "bool" type and changed all ints that were used as booleans to bool.
Timo Sirainen <tss@iki.fi>
parents: 3811
diff changeset
374 bool cmd_append(struct client_command_context *cmd)
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
375 {
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
376 struct client *client = cmd->client;
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
377 struct cmd_append_context *ctx;
1168
03f1455664d7 Added setting to limit length of custom flag names.
Timo Sirainen <tss@iki.fi>
parents: 1041
diff changeset
378 struct mailbox_status status;
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
379 const char *mailbox;
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
380
1015
40a327d356de Support for MULTIAPPEND extension. COPY now behaves like spec says - if it
Timo Sirainen <tss@iki.fi>
parents: 988
diff changeset
381 /* <mailbox> */
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
382 if (!client_read_string_args(cmd, 1, &mailbox))
1015
40a327d356de Support for MULTIAPPEND extension. COPY now behaves like spec says - if it
Timo Sirainen <tss@iki.fi>
parents: 988
diff changeset
383 return FALSE;
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
384
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
385 ctx = p_new(cmd->pool, struct cmd_append_context, 1);
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
386 ctx->cmd = cmd;
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
387 ctx->client = client;
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
388 ctx->box = get_mailbox(cmd, mailbox);
2670
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
389 if (ctx->box != NULL) {
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
390 ctx->storage = mailbox_get_storage(ctx->box);
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
391
2670
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
392 if (mailbox_get_status(ctx->box, STATUS_KEYWORDS,
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
393 &status) < 0) {
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
394 client_send_storage_error(cmd, ctx->storage);
3879
928229f8b3e6 deinit, unref, destroy, close, free, etc. functions now take a pointer to
Timo Sirainen <tss@iki.fi>
parents: 3863
diff changeset
395 mailbox_close(&ctx->box);
2670
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
396 } else {
3254
a2943c050571 Keywords are now stored in X-Keywords headers in mbox. Did several related
Timo Sirainen <tss@iki.fi>
parents: 3245
diff changeset
397 client_save_keywords(&client->keywords,
a2943c050571 Keywords are now stored in X-Keywords headers in mbox. Did several related
Timo Sirainen <tss@iki.fi>
parents: 3245
diff changeset
398 status.keywords);
2670
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
399 }
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
400 ctx->t = ctx->box == NULL ? NULL :
3209
923ff19873d4 Major mail-storage API changes. It's now a bit cleaner and much more plugin
Timo Sirainen <tss@iki.fi>
parents: 3157
diff changeset
401 mailbox_transaction_begin(ctx->box,
923ff19873d4 Major mail-storage API changes. It's now a bit cleaner and much more plugin
Timo Sirainen <tss@iki.fi>
parents: 3157
diff changeset
402 MAILBOX_TRANSACTION_FLAG_EXTERNAL);
2670
e24c801dbc09 If message was APPENDed with LITERALPLUS and it failed for some reason (eg.
Timo Sirainen <tss@iki.fi>
parents: 2518
diff changeset
403 }
1168
03f1455664d7 Added setting to limit length of custom flag names.
Timo Sirainen <tss@iki.fi>
parents: 1041
diff changeset
404
3879
928229f8b3e6 deinit, unref, destroy, close, free, etc. functions now take a pointer to
Timo Sirainen <tss@iki.fi>
parents: 3863
diff changeset
405 io_remove(&client->io);
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
406 client->io = io_add(i_stream_get_fd(client->input), IO_READ,
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
407 client_input, client);
2878
904c31d74acc APPEND was using all CPU.
Timo Sirainen <tss@iki.fi>
parents: 2731
diff changeset
408 /* append is special because we're only waiting on client input, not
904c31d74acc APPEND was using all CPU.
Timo Sirainen <tss@iki.fi>
parents: 2731
diff changeset
409 client output, so disable the standard output handler until we're
904c31d74acc APPEND was using all CPU.
Timo Sirainen <tss@iki.fi>
parents: 2731
diff changeset
410 finished */
904c31d74acc APPEND was using all CPU.
Timo Sirainen <tss@iki.fi>
parents: 2731
diff changeset
411 o_stream_set_flush_callback(client->output, NULL, NULL);
1015
40a327d356de Support for MULTIAPPEND extension. COPY now behaves like spec says - if it
Timo Sirainen <tss@iki.fi>
parents: 988
diff changeset
412
2446
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
413 ctx->save_parser = imap_parser_create(client->input, client->output,
47e1e05cede0 Changed mail saving API to be nonblocking.
Timo Sirainen <tss@iki.fi>
parents: 2427
diff changeset
414 imap_max_line_length);
1015
40a327d356de Support for MULTIAPPEND extension. COPY now behaves like spec says - if it
Timo Sirainen <tss@iki.fi>
parents: 988
diff changeset
415
3141
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
416 cmd->func = cmd_append_continue_parsing;
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
417 cmd->context = ctx;
61abed5f7864 Moved command-specific variables from struct client to struct
Timo Sirainen <tss@iki.fi>
parents: 3138
diff changeset
418 return cmd_append_continue_parsing(cmd);
0
3b1985cbc908 Initial revision
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
419 }