Mercurial > dovecot > core-2.2
annotate src/lib-storage/index/dbox-common/dbox-file.c @ 11993:ae4a82ced01e
dbox: Don't allow unlimited buffer size when reading message body.
author | Timo Sirainen <tss@iki.fi> |
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date | Thu, 12 Aug 2010 18:47:01 +0100 |
parents | 7520b31ea95b |
children | 28eaaa23f2c6 |
rev | line source |
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Updated copyright notices to include year 2010.
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1 /* Copyright (c) 2007-2010 Dovecot authors, see the included COPYING file */ |
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2 |
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3 #include "lib.h" |
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4 #include "ioloop.h" |
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5 #include "array.h" |
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6 #include "hex-dec.h" |
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7 #include "hex-binary.h" |
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8 #include "hostpid.h" |
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9 #include "istream.h" |
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10 #include "ostream.h" |
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11 #include "file-lock.h" |
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12 #include "file-dotlock.h" |
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13 #include "mkdir-parents.h" |
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14 #include "eacces-error.h" |
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15 #include "str.h" |
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16 #include "dbox-storage.h" |
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17 #include "dbox-file.h" |
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18 |
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19 #include <stdio.h> |
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20 #include <stdlib.h> |
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21 #include <unistd.h> |
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22 #include <ctype.h> |
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23 #include <fcntl.h> |
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24 |
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25 #define DBOX_READ_BLOCK_SIZE IO_BLOCK_SIZE |
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26 |
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27 #ifndef DBOX_FILE_LOCK_METHOD_FLOCK |
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28 static const struct dotlock_settings dotlock_set = { |
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29 .stale_timeout = 60*10, |
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30 .use_excl_lock = TRUE |
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31 }; |
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32 #endif |
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33 |
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34 const char *dbox_generate_tmp_filename(void) |
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35 { |
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36 static unsigned int create_count = 0; |
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37 |
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38 return t_strdup_printf(DBOX_TEMP_FILE_PREFIX"%lu.P%sQ%uM%u.%s", |
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39 (unsigned long)ioloop_timeval.tv_sec, my_pid, |
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40 create_count++, |
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41 (unsigned int)ioloop_timeval.tv_usec, |
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42 my_hostname); |
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43 } |
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44 |
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45 void dbox_file_set_syscall_error(struct dbox_file *file, const char *function) |
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46 { |
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47 mail_storage_set_critical(&file->storage->storage, |
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48 "%s failed for file %s: %m", |
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49 function, file->cur_path); |
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50 } |
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51 |
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52 void dbox_file_set_corrupted(struct dbox_file *file, const char *reason, ...) |
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53 { |
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54 va_list args; |
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55 |
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56 va_start(args, reason); |
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57 mail_storage_set_critical(&file->storage->storage, |
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58 "Corrupted dbox file %s (around offset=%"PRIuUOFF_T"): %s", |
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59 file->cur_path, file->input == NULL ? 0 : file->input->v_offset, |
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60 t_strdup_vprintf(reason, args)); |
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61 va_end(args); |
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62 |
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63 file->storage->v.set_file_corrupted(file); |
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64 } |
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65 |
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66 void dbox_file_init(struct dbox_file *file) |
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67 { |
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68 file->refcount = 1; |
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69 file->fd = -1; |
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70 file->cur_offset = (uoff_t)-1; |
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71 file->cur_path = file->primary_path; |
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72 } |
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73 |
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74 void dbox_file_free(struct dbox_file *file) |
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75 { |
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76 i_assert(file->refcount == 0); |
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77 |
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78 if (file->metadata_pool != NULL) |
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79 pool_unref(&file->metadata_pool); |
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80 dbox_file_close(file); |
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81 i_free(file->primary_path); |
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82 i_free(file->alt_path); |
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83 i_free(file); |
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84 } |
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85 |
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86 void dbox_file_unref(struct dbox_file **_file) |
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87 { |
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88 struct dbox_file *file = *_file; |
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89 |
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90 *_file = NULL; |
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91 |
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92 i_assert(file->refcount > 0); |
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93 if (--file->refcount == 0) |
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94 file->storage->v.file_unrefed(file); |
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95 } |
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96 |
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97 static int dbox_file_parse_header(struct dbox_file *file, const char *line) |
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98 { |
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99 const char *const *tmp, *value; |
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100 unsigned int pos; |
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101 enum dbox_header_key key; |
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102 |
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103 file->file_version = *line - '0'; |
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104 if (!i_isdigit(line[0]) || line[1] != ' ' || |
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105 (file->file_version != 1 && file->file_version != DBOX_VERSION)) { |
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106 dbox_file_set_corrupted(file, "Invalid dbox version"); |
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107 return -1; |
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108 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
109 line += 2; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
110 pos = 2; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
111 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
112 file->msg_header_size = 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
113 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
114 for (tmp = t_strsplit(line, " "); *tmp != NULL; tmp++) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
115 key = **tmp; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
116 value = *tmp + 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
117 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
118 switch (key) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
119 case DBOX_HEADER_OLDV1_APPEND_OFFSET: |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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changeset
|
120 break; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
121 case DBOX_HEADER_MSG_HEADER_SIZE: |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
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|
122 file->msg_header_size = strtoul(value, NULL, 16); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
123 break; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
124 case DBOX_HEADER_CREATE_STAMP: |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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changeset
|
125 file->create_time = strtoul(value, NULL, 16); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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|
126 break; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
127 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
128 pos += strlen(value) + 2; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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changeset
|
129 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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changeset
|
130 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
131 if (file->msg_header_size == 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
132 dbox_file_set_corrupted(file, "Missing message header size"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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133 return -1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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changeset
|
134 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
135 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
136 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
137 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
138 static int dbox_file_read_header(struct dbox_file *file) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
139 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
140 const char *line; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
141 unsigned int hdr_size; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
142 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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changeset
|
143 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
144 i_stream_seek(file->input, 0); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
145 line = i_stream_read_next_line(file->input); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
146 if (line == NULL) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
147 if (file->input->stream_errno == 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
148 dbox_file_set_corrupted(file, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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changeset
|
149 "EOF while reading file header"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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|
150 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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changeset
|
151 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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changeset
|
152 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
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|
153 dbox_file_set_syscall_error(file, "read()"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
154 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
155 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
156 hdr_size = file->input->v_offset; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
157 T_BEGIN { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
158 ret = dbox_file_parse_header(file, line) < 0 ? 0 : 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
159 } T_END; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
160 if (ret > 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
161 file->file_header_size = hdr_size; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
162 return ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
163 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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changeset
|
164 |
10635
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mdbox: Purging now also moves mails to alt storage (if it's used).
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diff
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|
165 static int dbox_file_open_fd(struct dbox_file *file, bool try_altpath) |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
166 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
167 const char *path; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
168 bool alt = FALSE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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changeset
|
169 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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changeset
|
170 /* try the primary path first */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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changeset
|
171 path = file->primary_path; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
172 while ((file->fd = open(path, O_RDWR)) == -1) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
173 if (errno != ENOENT) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
174 mail_storage_set_critical(&file->storage->storage, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
175 "open(%s) failed: %m", path); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
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|
176 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
177 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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changeset
|
178 |
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mdbox: Purging now also moves mails to alt storage (if it's used).
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parents:
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|
179 if (file->alt_path == NULL || alt || !try_altpath) { |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
180 /* not found */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
181 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
182 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
183 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
184 /* try the alternative path */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
185 path = file->alt_path; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
186 alt = TRUE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
187 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
188 file->cur_path = path; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
189 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
190 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
191 |
10635
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mdbox: Purging now also moves mails to alt storage (if it's used).
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parents:
10582
diff
changeset
|
192 static int dbox_file_open_full(struct dbox_file *file, bool try_altpath, |
c60910419861
mdbox: Purging now also moves mails to alt storage (if it's used).
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parents:
10582
diff
changeset
|
193 bool *notfound_r) |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
194 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
195 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
196 |
10635
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mdbox: Purging now also moves mails to alt storage (if it's used).
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parents:
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diff
changeset
|
197 *notfound_r = FALSE; |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
198 if (file->input != NULL) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
199 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
200 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
201 if (file->fd == -1) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
202 T_BEGIN { |
10635
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mdbox: Purging now also moves mails to alt storage (if it's used).
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parents:
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diff
changeset
|
203 ret = dbox_file_open_fd(file, try_altpath); |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
204 } T_END; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
205 if (ret <= 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
206 if (ret < 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
207 return -1; |
10635
c60910419861
mdbox: Purging now also moves mails to alt storage (if it's used).
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parents:
10582
diff
changeset
|
208 *notfound_r = TRUE; |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
209 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
210 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
211 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
212 |
11993
ae4a82ced01e
dbox: Don't allow unlimited buffer size when reading message body.
Timo Sirainen <tss@iki.fi>
parents:
11826
diff
changeset
|
213 file->input = i_stream_create_fd(file->fd, DBOX_READ_BLOCK_SIZE, FALSE); |
10849
638c4ea4a9ce
Set input stream names for mail file streams.
Timo Sirainen <tss@iki.fi>
parents:
10765
diff
changeset
|
214 i_stream_set_name(file->input, file->cur_path); |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
215 i_stream_set_init_buffer_size(file->input, DBOX_READ_BLOCK_SIZE); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
216 return dbox_file_read_header(file); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
217 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
218 |
10635
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mdbox: Purging now also moves mails to alt storage (if it's used).
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parents:
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diff
changeset
|
219 int dbox_file_open(struct dbox_file *file, bool *deleted_r) |
c60910419861
mdbox: Purging now also moves mails to alt storage (if it's used).
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220 { |
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221 return dbox_file_open_full(file, TRUE, deleted_r); |
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222 } |
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223 |
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224 int dbox_file_open_primary(struct dbox_file *file, bool *notfound_r) |
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225 { |
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226 return dbox_file_open_full(file, FALSE, notfound_r); |
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227 } |
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228 |
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229 int dbox_file_stat(struct dbox_file *file, struct stat *st_r) |
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230 { |
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231 const char *path; |
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232 bool alt = FALSE; |
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233 |
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234 if (dbox_file_is_open(file)) { |
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235 if (fstat(file->fd, st_r) < 0) { |
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236 mail_storage_set_critical(&file->storage->storage, |
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237 "fstat(%s) failed: %m", file->cur_path); |
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238 return -1; |
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239 } |
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240 return 0; |
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241 } |
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242 |
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243 /* try the primary path first */ |
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244 path = file->primary_path; |
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245 while (stat(path, st_r) < 0) { |
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246 if (errno != ENOENT) { |
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247 mail_storage_set_critical(&file->storage->storage, |
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248 "stat(%s) failed: %m", path); |
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249 return -1; |
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250 } |
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251 |
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252 if (file->alt_path == NULL || alt) { |
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253 /* not found */ |
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254 return -1; |
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255 } |
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256 |
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257 /* try the alternative path */ |
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258 path = file->alt_path; |
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259 alt = TRUE; |
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260 } |
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261 file->cur_path = path; |
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262 return 0; |
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263 } |
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264 |
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265 int dbox_file_header_write(struct dbox_file *file, struct ostream *output) |
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266 { |
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267 string_t *hdr; |
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268 |
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269 hdr = t_str_new(128); |
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270 str_printfa(hdr, "%u %c%x %c%x\n", DBOX_VERSION, |
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271 DBOX_HEADER_MSG_HEADER_SIZE, |
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272 (unsigned int)sizeof(struct dbox_message_header), |
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273 DBOX_HEADER_CREATE_STAMP, (unsigned int)ioloop_time); |
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274 |
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275 file->file_version = DBOX_VERSION; |
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276 file->file_header_size = str_len(hdr); |
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277 file->msg_header_size = sizeof(struct dbox_message_header); |
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278 return o_stream_send(output, str_data(hdr), str_len(hdr)); |
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279 } |
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280 |
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281 void dbox_file_close(struct dbox_file *file) |
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282 { |
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283 dbox_file_unlock(file); |
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284 if (file->input != NULL) |
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285 i_stream_unref(&file->input); |
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286 if (file->fd != -1) { |
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287 if (close(file->fd) < 0) |
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288 dbox_file_set_syscall_error(file, "close()"); |
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289 file->fd = -1; |
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290 } |
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291 file->cur_offset = (uoff_t)-1; |
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292 } |
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293 |
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294 int dbox_file_try_lock(struct dbox_file *file) |
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295 { |
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296 int ret; |
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297 |
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298 i_assert(file->fd != -1); |
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299 |
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300 #ifdef DBOX_FILE_LOCK_METHOD_FLOCK |
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301 ret = file_try_lock(file->fd, file->cur_path, F_WRLCK, |
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302 FILE_LOCK_METHOD_FLOCK, &file->lock); |
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303 if (ret < 0) { |
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304 mail_storage_set_critical(&file->storage->storage, |
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305 "file_try_lock(%s) failed: %m", file->cur_path); |
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306 } |
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307 #else |
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308 ret = file_dotlock_create(&dotlock_set, file->cur_path, |
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309 DOTLOCK_CREATE_FLAG_NONBLOCK, &file->lock); |
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310 if (ret < 0) { |
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311 mail_storage_set_critical(&file->storage->storage, |
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312 "file_dotlock_create(%s) failed: %m", file->cur_path); |
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313 } |
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314 #endif |
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315 return ret; |
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316 } |
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317 |
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318 void dbox_file_unlock(struct dbox_file *file) |
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319 { |
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320 i_assert(!file->appending || file->lock == NULL); |
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321 |
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322 if (file->lock != NULL) { |
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323 #ifdef DBOX_FILE_LOCK_METHOD_FLOCK |
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324 file_unlock(&file->lock); |
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325 #else |
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326 (void)file_dotlock_delete(&file->lock); |
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327 #endif |
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328 } |
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329 if (file->input != NULL) |
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|
330 i_stream_sync(file->input); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
331 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
332 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
333 int dbox_file_read_mail_header(struct dbox_file *file, uoff_t *physical_size_r) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
334 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
335 struct dbox_message_header hdr; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
336 const unsigned char *data; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
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|
337 size_t size; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
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|
338 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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|
339 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
340 ret = i_stream_read_data(file->input, &data, &size, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
341 file->msg_header_size - 1); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
342 if (ret <= 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
343 if (file->input->stream_errno == 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
344 /* EOF, broken offset or file truncated */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
345 dbox_file_set_corrupted(file, "EOF reading msg header " |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
346 "(got %"PRIuSIZE_T"/%u bytes)", |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
347 size, file->msg_header_size); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
348 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
349 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
350 dbox_file_set_syscall_error(file, "read()"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
351 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
352 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
353 memcpy(&hdr, data, I_MIN(sizeof(hdr), file->msg_header_size)); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
354 if (memcmp(hdr.magic_pre, DBOX_MAGIC_PRE, sizeof(hdr.magic_pre)) != 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
355 /* probably broken offset */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
356 dbox_file_set_corrupted(file, "msg header has bad magic value"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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|
357 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
358 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
359 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
360 if (data[file->msg_header_size-1] != '\n') { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
361 dbox_file_set_corrupted(file, "msg header doesn't end with LF"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
362 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
363 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
364 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
365 *physical_size_r = hex2dec(hdr.message_size_hex, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
366 sizeof(hdr.message_size_hex)); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
367 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
368 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
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|
369 |
11826
7520b31ea95b
dbox: Split dbox_file_seek() from dbox_file_get_mail_stream()
Timo Sirainen <tss@iki.fi>
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11805
diff
changeset
|
370 int dbox_file_seek(struct dbox_file *file, uoff_t offset) |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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changeset
|
371 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
372 uoff_t size; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
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|
373 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
374 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
375 i_assert(file->input != NULL); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
376 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
377 if (offset == 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
378 offset = file->file_header_size; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
379 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
380 if (offset != file->cur_offset) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
381 i_stream_seek(file->input, offset); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
382 ret = dbox_file_read_mail_header(file, &size); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
383 if (ret <= 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
384 return ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
385 file->cur_offset = offset; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
386 file->cur_physical_size = size; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
387 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
388 i_stream_seek(file->input, offset + file->msg_header_size); |
11826
7520b31ea95b
dbox: Split dbox_file_seek() from dbox_file_get_mail_stream()
Timo Sirainen <tss@iki.fi>
parents:
11805
diff
changeset
|
389 return 1; |
7520b31ea95b
dbox: Split dbox_file_seek() from dbox_file_get_mail_stream()
Timo Sirainen <tss@iki.fi>
parents:
11805
diff
changeset
|
390 } |
7520b31ea95b
dbox: Split dbox_file_seek() from dbox_file_get_mail_stream()
Timo Sirainen <tss@iki.fi>
parents:
11805
diff
changeset
|
391 |
7520b31ea95b
dbox: Split dbox_file_seek() from dbox_file_get_mail_stream()
Timo Sirainen <tss@iki.fi>
parents:
11805
diff
changeset
|
392 int dbox_file_get_mail_stream(struct dbox_file *file, uoff_t offset, |
7520b31ea95b
dbox: Split dbox_file_seek() from dbox_file_get_mail_stream()
Timo Sirainen <tss@iki.fi>
parents:
11805
diff
changeset
|
393 struct istream **stream_r) |
7520b31ea95b
dbox: Split dbox_file_seek() from dbox_file_get_mail_stream()
Timo Sirainen <tss@iki.fi>
parents:
11805
diff
changeset
|
394 { |
7520b31ea95b
dbox: Split dbox_file_seek() from dbox_file_get_mail_stream()
Timo Sirainen <tss@iki.fi>
parents:
11805
diff
changeset
|
395 int ret; |
7520b31ea95b
dbox: Split dbox_file_seek() from dbox_file_get_mail_stream()
Timo Sirainen <tss@iki.fi>
parents:
11805
diff
changeset
|
396 |
7520b31ea95b
dbox: Split dbox_file_seek() from dbox_file_get_mail_stream()
Timo Sirainen <tss@iki.fi>
parents:
11805
diff
changeset
|
397 if ((ret = dbox_file_seek(file, offset)) <= 0) |
7520b31ea95b
dbox: Split dbox_file_seek() from dbox_file_get_mail_stream()
Timo Sirainen <tss@iki.fi>
parents:
11805
diff
changeset
|
398 return ret; |
7520b31ea95b
dbox: Split dbox_file_seek() from dbox_file_get_mail_stream()
Timo Sirainen <tss@iki.fi>
parents:
11805
diff
changeset
|
399 |
7520b31ea95b
dbox: Split dbox_file_seek() from dbox_file_get_mail_stream()
Timo Sirainen <tss@iki.fi>
parents:
11805
diff
changeset
|
400 *stream_r = i_stream_create_limit(file->input, file->cur_physical_size); |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
401 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
402 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
403 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
404 static int |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
405 dbox_file_seek_next_at_metadata(struct dbox_file *file, uoff_t *offset) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
406 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
407 const char *line; |
11993
ae4a82ced01e
dbox: Don't allow unlimited buffer size when reading message body.
Timo Sirainen <tss@iki.fi>
parents:
11826
diff
changeset
|
408 size_t buf_size; |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
409 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
410 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
411 i_stream_seek(file->input, *offset); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
412 if ((ret = dbox_file_metadata_skip_header(file)) <= 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
413 return ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
414 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
415 /* skip over the actual metadata */ |
11993
ae4a82ced01e
dbox: Don't allow unlimited buffer size when reading message body.
Timo Sirainen <tss@iki.fi>
parents:
11826
diff
changeset
|
416 buf_size = i_stream_get_max_buffer_size(file->input); |
ae4a82ced01e
dbox: Don't allow unlimited buffer size when reading message body.
Timo Sirainen <tss@iki.fi>
parents:
11826
diff
changeset
|
417 i_stream_set_max_buffer_size(file->input, 0); |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
418 while ((line = i_stream_read_next_line(file->input)) != NULL) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
419 if (*line == DBOX_METADATA_OLDV1_SPACE || *line == '\0') { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
420 /* end of metadata */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
421 break; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
422 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
423 } |
11993
ae4a82ced01e
dbox: Don't allow unlimited buffer size when reading message body.
Timo Sirainen <tss@iki.fi>
parents:
11826
diff
changeset
|
424 i_stream_set_max_buffer_size(file->input, buf_size); |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
425 *offset = file->input->v_offset; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
426 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
427 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
428 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
429 void dbox_file_seek_rewind(struct dbox_file *file) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
430 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
431 file->cur_offset = (uoff_t)-1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
432 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
433 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
434 int dbox_file_seek_next(struct dbox_file *file, uoff_t *offset_r, bool *last_r) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
435 { |
10765
19df4309e389
lib-storage: Added support for plugins to specify message's physical size when saving.
Timo Sirainen <tss@iki.fi>
parents:
10683
diff
changeset
|
436 uoff_t offset; |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
437 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
438 |
10524 | 439 i_assert(file->input != NULL); |
440 | |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
441 if (file->cur_offset == (uoff_t)-1) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
442 /* first mail. we may not have read the file at all yet, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
443 so set the offset afterwards. */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
444 offset = 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
445 } else { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
446 offset = file->cur_offset + file->msg_header_size + |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
447 file->cur_physical_size; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
448 if ((ret = dbox_file_seek_next_at_metadata(file, &offset)) <= 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
449 *offset_r = file->cur_offset; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
450 return ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
451 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
452 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
453 *offset_r = offset; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
454 |
10524 | 455 if (i_stream_is_eof(file->input)) { |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
456 *last_r = TRUE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
457 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
458 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
459 *last_r = FALSE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
460 |
11826
7520b31ea95b
dbox: Split dbox_file_seek() from dbox_file_get_mail_stream()
Timo Sirainen <tss@iki.fi>
parents:
11805
diff
changeset
|
461 ret = dbox_file_seek(file, offset); |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
462 if (*offset_r == 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
463 *offset_r = file->file_header_size; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
464 return ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
465 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
466 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
467 struct dbox_file_append_context *dbox_file_append_init(struct dbox_file *file) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
468 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
469 struct dbox_file_append_context *ctx; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
470 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
471 i_assert(!file->appending); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
472 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
473 file->appending = TRUE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
474 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
475 ctx = i_new(struct dbox_file_append_context, 1); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
476 ctx->file = file; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
477 if (file->fd != -1) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
478 ctx->output = o_stream_create_fd_file(file->fd, 0, FALSE); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
479 o_stream_cork(ctx->output); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
480 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
481 return ctx; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
482 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
483 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
484 int dbox_file_append_commit(struct dbox_file_append_context **_ctx) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
485 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
486 struct dbox_file_append_context *ctx = *_ctx; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
487 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
488 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
489 i_assert(ctx->file->appending); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
490 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
491 *_ctx = NULL; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
492 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
493 ret = dbox_file_append_flush(ctx); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
494 o_stream_unref(&ctx->output); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
495 ctx->file->appending = FALSE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
496 i_free(ctx); |
11033
0bc933c35a17
dbox: Save error handling fix.
Timo Sirainen <tss@iki.fi>
parents:
10964
diff
changeset
|
497 return ret; |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
498 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
499 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
500 void dbox_file_append_rollback(struct dbox_file_append_context **_ctx) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
501 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
502 struct dbox_file_append_context *ctx = *_ctx; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
503 struct dbox_file *file = ctx->file; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
504 bool close_file = FALSE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
505 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
506 i_assert(ctx->file->appending); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
507 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
508 *_ctx = NULL; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
509 if (ctx->first_append_offset == 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
510 /* nothing changed */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
511 } else if (ctx->first_append_offset == file->file_header_size) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
512 /* rollbacking everything */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
513 if (unlink(file->cur_path) < 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
514 dbox_file_set_syscall_error(file, "unlink()"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
515 close_file = TRUE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
516 } else { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
517 /* truncating only some mails */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
518 o_stream_close(ctx->output); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
519 if (ftruncate(file->fd, ctx->first_append_offset) < 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
520 dbox_file_set_syscall_error(file, "ftruncate()"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
521 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
522 if (ctx->output != NULL) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
523 o_stream_unref(&ctx->output); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
524 i_free(ctx); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
525 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
526 if (close_file) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
527 dbox_file_close(file); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
528 file->appending = FALSE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
529 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
530 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
531 int dbox_file_append_flush(struct dbox_file_append_context *ctx) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
532 { |
11634
7f19062f58fd
Renamed fsync_disable to mail_fsync=optimized|always|never.
Timo Sirainen <tss@iki.fi>
parents:
11309
diff
changeset
|
533 struct mail_storage *storage = &ctx->file->storage->storage; |
7f19062f58fd
Renamed fsync_disable to mail_fsync=optimized|always|never.
Timo Sirainen <tss@iki.fi>
parents:
11309
diff
changeset
|
534 |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
535 if (ctx->last_flush_offset == ctx->output->offset) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
536 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
537 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
538 if (o_stream_flush(ctx->output) < 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
539 dbox_file_set_syscall_error(ctx->file, "write()"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
540 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
541 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
542 |
11634
7f19062f58fd
Renamed fsync_disable to mail_fsync=optimized|always|never.
Timo Sirainen <tss@iki.fi>
parents:
11309
diff
changeset
|
543 if (storage->set->parsed_fsync_mode != FSYNC_MODE_NEVER) { |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
544 if (fdatasync(ctx->file->fd) < 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
545 dbox_file_set_syscall_error(ctx->file, "fdatasync()"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
546 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
547 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
548 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
549 ctx->last_flush_offset = ctx->output->offset; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
550 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
551 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
552 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
553 int dbox_file_get_append_stream(struct dbox_file_append_context *ctx, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
554 struct ostream **output_r) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
555 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
556 struct dbox_file *file = ctx->file; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
557 struct stat st; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
558 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
559 if (ctx->output == NULL) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
560 /* file creation had failed */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
561 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
562 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
563 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
564 if (file->file_version == 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
565 /* newly created file, write the file header */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
566 if (dbox_file_header_write(file, ctx->output) < 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
567 dbox_file_set_syscall_error(file, "write()"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
568 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
569 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
570 *output_r = ctx->output; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
571 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
572 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
573 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
574 /* file has existing mails */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
575 if (file->file_version != DBOX_VERSION || |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
576 file->msg_header_size != sizeof(struct dbox_message_header)) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
577 /* created by an incompatible version, can't append */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
578 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
579 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
580 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
581 if (ctx->output->offset == 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
582 /* first append to existing file. seek to eof first. */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
583 if (fstat(file->fd, &st) < 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
584 dbox_file_set_syscall_error(file, "fstat()"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
585 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
586 } |
11805
0a2dc81ed513
dbox: Added a sanity check so that too small dbox files won't be appended to.
Timo Sirainen <tss@iki.fi>
parents:
11764
diff
changeset
|
587 if (st.st_size < file->msg_header_size) { |
0a2dc81ed513
dbox: Added a sanity check so that too small dbox files won't be appended to.
Timo Sirainen <tss@iki.fi>
parents:
11764
diff
changeset
|
588 dbox_file_set_corrupted(file, |
0a2dc81ed513
dbox: Added a sanity check so that too small dbox files won't be appended to.
Timo Sirainen <tss@iki.fi>
parents:
11764
diff
changeset
|
589 "dbox file size too small"); |
0a2dc81ed513
dbox: Added a sanity check so that too small dbox files won't be appended to.
Timo Sirainen <tss@iki.fi>
parents:
11764
diff
changeset
|
590 return 0; |
0a2dc81ed513
dbox: Added a sanity check so that too small dbox files won't be appended to.
Timo Sirainen <tss@iki.fi>
parents:
11764
diff
changeset
|
591 } |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
592 o_stream_seek(ctx->output, st.st_size); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
593 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
594 *output_r = ctx->output; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
595 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
596 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
597 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
598 int dbox_file_metadata_skip_header(struct dbox_file *file) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
599 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
600 struct dbox_metadata_header metadata_hdr; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
601 const unsigned char *data; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
602 size_t size; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
603 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
604 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
605 ret = i_stream_read_data(file->input, &data, &size, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
606 sizeof(metadata_hdr) - 1); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
607 if (ret <= 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
608 if (file->input->stream_errno == 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
609 /* EOF, broken offset */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
610 dbox_file_set_corrupted(file, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
611 "Unexpected EOF while reading metadata header"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
612 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
613 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
614 dbox_file_set_syscall_error(file, "read()"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
615 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
616 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
617 memcpy(&metadata_hdr, data, sizeof(metadata_hdr)); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
618 if (memcmp(metadata_hdr.magic_post, DBOX_MAGIC_POST, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
619 sizeof(metadata_hdr.magic_post)) != 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
620 /* probably broken offset */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
621 dbox_file_set_corrupted(file, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
622 "metadata header has bad magic value"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
623 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
624 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
625 i_stream_skip(file->input, sizeof(metadata_hdr)); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
626 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
627 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
628 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
629 static int |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
630 dbox_file_metadata_read_at(struct dbox_file *file, uoff_t metadata_offset) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
631 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
632 const char *line; |
11993
ae4a82ced01e
dbox: Don't allow unlimited buffer size when reading message body.
Timo Sirainen <tss@iki.fi>
parents:
11826
diff
changeset
|
633 size_t buf_size; |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
634 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
635 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
636 if (file->metadata_pool != NULL) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
637 p_clear(file->metadata_pool); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
638 else { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
639 file->metadata_pool = |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
640 pool_alloconly_create("dbox metadata", 1024); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
641 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
642 p_array_init(&file->metadata, file->metadata_pool, 16); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
643 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
644 i_stream_seek(file->input, metadata_offset); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
645 if ((ret = dbox_file_metadata_skip_header(file)) <= 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
646 return ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
647 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
648 ret = 0; |
11993
ae4a82ced01e
dbox: Don't allow unlimited buffer size when reading message body.
Timo Sirainen <tss@iki.fi>
parents:
11826
diff
changeset
|
649 buf_size = i_stream_get_max_buffer_size(file->input); |
ae4a82ced01e
dbox: Don't allow unlimited buffer size when reading message body.
Timo Sirainen <tss@iki.fi>
parents:
11826
diff
changeset
|
650 i_stream_set_max_buffer_size(file->input, 0); |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
651 while ((line = i_stream_read_next_line(file->input)) != NULL) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
652 if (*line == DBOX_METADATA_OLDV1_SPACE || *line == '\0') { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
653 /* end of metadata */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
654 ret = 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
655 break; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
656 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
657 line = p_strdup(file->metadata_pool, line); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
658 array_append(&file->metadata, &line, 1); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
659 } |
11993
ae4a82ced01e
dbox: Don't allow unlimited buffer size when reading message body.
Timo Sirainen <tss@iki.fi>
parents:
11826
diff
changeset
|
660 i_stream_set_max_buffer_size(file->input, buf_size); |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
661 if (ret == 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
662 dbox_file_set_corrupted(file, "missing end-of-metadata line"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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663 return ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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664 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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665 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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666 int dbox_file_metadata_read(struct dbox_file *file) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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667 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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668 uoff_t metadata_offset; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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669 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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670 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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671 i_assert(file->cur_offset != (uoff_t)-1); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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672 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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673 if (file->metadata_read_offset == file->cur_offset) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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674 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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675 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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676 metadata_offset = file->cur_offset + file->msg_header_size + |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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677 file->cur_physical_size; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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678 ret = dbox_file_metadata_read_at(file, metadata_offset); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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679 if (ret <= 0) |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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680 return ret; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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681 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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682 file->metadata_read_offset = file->cur_offset; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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683 return 1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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684 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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|
685 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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686 const char *dbox_file_metadata_get(struct dbox_file *file, |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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687 enum dbox_metadata_key key) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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688 { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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689 const char *const *metadata; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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690 unsigned int i, count; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
691 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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692 metadata = array_get(&file->metadata, &count); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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693 for (i = 0; i < count; i++) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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694 if (*metadata[i] == (char)key) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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695 return metadata[i] + 1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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|
696 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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697 return NULL; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
698 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
699 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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|
700 void dbox_msg_header_fill(struct dbox_message_header *dbox_msg_hdr, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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changeset
|
701 uoff_t message_size) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
702 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
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703 memset(dbox_msg_hdr, ' ', sizeof(*dbox_msg_hdr)); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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|
704 memcpy(dbox_msg_hdr->magic_pre, DBOX_MAGIC_PRE, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
705 sizeof(dbox_msg_hdr->magic_pre)); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
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|
706 dbox_msg_hdr->type = DBOX_MESSAGE_TYPE_NORMAL; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
707 dec2hex(dbox_msg_hdr->message_size_hex, message_size, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
708 sizeof(dbox_msg_hdr->message_size_hex)); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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changeset
|
709 dbox_msg_hdr->save_lf = '\n'; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
710 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
711 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
712 int dbox_file_unlink(struct dbox_file *file) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
713 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
714 const char *path; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
715 bool alt = FALSE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
716 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
717 path = file->primary_path; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
718 while (unlink(path) < 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
719 if (errno != ENOENT) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
720 mail_storage_set_critical(&file->storage->storage, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
721 "unlink(%s) failed: %m", path); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
722 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
723 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
724 if (file->alt_path == NULL || alt) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
725 /* not found */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
726 i_warning("dbox: File unexpectedly lost: %s", |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
727 file->primary_path); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
728 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
729 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
730 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
731 /* try the alternative path */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
732 path = file->alt_path; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
733 alt = TRUE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
734 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
735 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
736 } |