Mercurial > dovecot > core-2.2
annotate src/lib-storage/index/dbox-common/dbox-file.c @ 10964:cc42255736ad HEAD
dbox: Don't write save-date to metadata, use file's ctime as fallback.
Copying must change the save-date, so it couldn't work well in metadata.
author | Timo Sirainen <tss@iki.fi> |
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date | Sun, 21 Mar 2010 17:08:36 +0200 |
parents | 638c4ea4a9ce |
children | 0bc933c35a17 |
rev | line source |
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10582
615eef3139c2
Updated copyright notices to include year 2010.
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10524
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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 "mkdir-parents.h" |
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13 #include "fdatasync-path.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 4096 |
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26 |
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27 const char *dbox_generate_tmp_filename(void) |
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28 { |
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29 static unsigned int create_count = 0; |
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30 |
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31 return t_strdup_printf("temp.%lu.P%sQ%uM%u.%s", |
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32 (unsigned long)ioloop_timeval.tv_sec, my_pid, |
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33 create_count++, |
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34 (unsigned int)ioloop_timeval.tv_usec, |
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35 my_hostname); |
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36 } |
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37 |
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38 void dbox_file_set_syscall_error(struct dbox_file *file, const char *function) |
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39 { |
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40 mail_storage_set_critical(&file->storage->storage, |
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41 "%s failed for file %s: %m", |
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42 function, file->cur_path); |
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43 } |
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44 |
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45 void dbox_file_set_corrupted(struct dbox_file *file, const char *reason, ...) |
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46 { |
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47 va_list args; |
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48 |
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49 file->storage->files_corrupted = TRUE; |
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50 |
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51 va_start(args, reason); |
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52 mail_storage_set_critical(&file->storage->storage, |
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53 "Corrupted dbox file %s (around offset=%"PRIuUOFF_T"): %s", |
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54 file->cur_path, file->input == NULL ? 0 : file->input->v_offset, |
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55 t_strdup_vprintf(reason, args)); |
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56 va_end(args); |
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57 } |
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58 |
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59 void dbox_file_init(struct dbox_file *file) |
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60 { |
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61 file->refcount = 1; |
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62 file->fd = -1; |
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63 file->cur_offset = (uoff_t)-1; |
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64 file->cur_path = file->primary_path; |
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65 } |
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66 |
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67 void dbox_file_free(struct dbox_file *file) |
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68 { |
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69 i_assert(file->refcount == 0); |
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70 |
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71 if (file->metadata_pool != NULL) |
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72 pool_unref(&file->metadata_pool); |
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73 dbox_file_close(file); |
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74 i_free(file->primary_path); |
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75 i_free(file->alt_path); |
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76 i_free(file); |
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77 } |
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78 |
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79 void dbox_file_unref(struct dbox_file **_file) |
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80 { |
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81 struct dbox_file *file = *_file; |
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82 |
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83 *_file = NULL; |
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84 |
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85 i_assert(file->refcount > 0); |
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86 if (--file->refcount == 0) |
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87 file->storage->v.file_unrefed(file); |
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88 } |
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89 |
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90 static int dbox_file_parse_header(struct dbox_file *file, const char *line) |
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91 { |
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92 const char *const *tmp, *value; |
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93 unsigned int pos; |
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94 enum dbox_header_key key; |
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95 |
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96 file->file_version = *line - '0'; |
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97 if (!i_isdigit(line[0]) || line[1] != ' ' || |
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98 (file->file_version != 1 && file->file_version != DBOX_VERSION)) { |
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99 dbox_file_set_corrupted(file, "Invalid dbox version"); |
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100 return -1; |
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101 } |
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102 line += 2; |
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103 pos = 2; |
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104 |
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105 file->msg_header_size = 0; |
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106 |
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107 for (tmp = t_strsplit(line, " "); *tmp != NULL; tmp++) { |
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108 key = **tmp; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
109 value = *tmp + 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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changeset
|
110 |
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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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|
111 switch (key) { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
112 case DBOX_HEADER_OLDV1_APPEND_OFFSET: |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
113 break; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
114 case DBOX_HEADER_MSG_HEADER_SIZE: |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
115 file->msg_header_size = strtoul(value, NULL, 16); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
116 break; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
117 case DBOX_HEADER_CREATE_STAMP: |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
118 file->create_time = strtoul(value, NULL, 16); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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119 break; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
120 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
121 pos += strlen(value) + 2; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
122 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
123 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
124 if (file->msg_header_size == 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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|
125 dbox_file_set_corrupted(file, "Missing message header size"); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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126 return -1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
127 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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128 return 0; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
129 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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130 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
131 static int dbox_file_read_header(struct dbox_file *file) |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
132 { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
133 const char *line; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
134 unsigned int hdr_size; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
135 int ret; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
136 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
137 i_stream_seek(file->input, 0); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
138 line = i_stream_read_next_line(file->input); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
139 if (line == NULL) { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
140 if (file->input->stream_errno == 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
141 dbox_file_set_corrupted(file, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
142 "EOF while reading file header"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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143 return 0; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
144 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
145 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
146 dbox_file_set_syscall_error(file, "read()"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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147 return -1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
148 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
149 hdr_size = file->input->v_offset; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
150 T_BEGIN { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
151 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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152 } T_END; |
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153 if (ret > 0) |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
154 file->file_header_size = hdr_size; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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155 return ret; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
156 } |
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157 |
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158 static int dbox_file_open_fd(struct dbox_file *file, bool try_altpath) |
9977
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159 { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
160 const char *path; |
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|
161 bool alt = FALSE; |
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162 |
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|
163 /* try the primary path first */ |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
164 path = file->primary_path; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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165 while ((file->fd = open(path, O_RDWR)) == -1) { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
166 if (errno != ENOENT) { |
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|
167 mail_storage_set_critical(&file->storage->storage, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
168 "open(%s) failed: %m", path); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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169 return -1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
170 } |
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171 |
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172 if (file->alt_path == NULL || alt || !try_altpath) { |
9977
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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173 /* not found */ |
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174 return 0; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
175 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
176 |
0bb321c347ae
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|
177 /* try the alternative path */ |
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|
178 path = file->alt_path; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
179 alt = TRUE; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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changeset
|
180 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
181 file->cur_path = path; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
182 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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changeset
|
183 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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changeset
|
184 |
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185 static int dbox_file_open_full(struct dbox_file *file, bool try_altpath, |
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|
186 bool *notfound_r) |
9977
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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187 { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
188 int ret; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
189 |
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190 *notfound_r = FALSE; |
9977
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
191 if (file->input != NULL) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
192 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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changeset
|
193 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
194 if (file->fd == -1) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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changeset
|
195 T_BEGIN { |
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196 ret = dbox_file_open_fd(file, try_altpath); |
9977
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|
197 } T_END; |
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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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changeset
|
198 if (ret <= 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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changeset
|
199 if (ret < 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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changeset
|
200 return -1; |
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|
201 *notfound_r = TRUE; |
9977
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
202 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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changeset
|
203 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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changeset
|
204 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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changeset
|
205 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
206 file->input = i_stream_create_fd(file->fd, 0, FALSE); |
10849
638c4ea4a9ce
Set input stream names for mail file streams.
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10765
diff
changeset
|
207 i_stream_set_name(file->input, file->cur_path); |
9977
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parents:
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changeset
|
208 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.
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parents:
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changeset
|
209 return dbox_file_read_header(file); |
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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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changeset
|
210 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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changeset
|
211 |
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|
212 int dbox_file_open(struct dbox_file *file, bool *deleted_r) |
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213 { |
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|
214 return dbox_file_open_full(file, TRUE, deleted_r); |
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215 } |
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|
216 |
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|
217 int dbox_file_open_primary(struct dbox_file *file, bool *notfound_r) |
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218 { |
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219 return dbox_file_open_full(file, FALSE, notfound_r); |
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220 } |
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221 |
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222 int dbox_file_stat(struct dbox_file *file, struct stat *st_r) |
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223 { |
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224 const char *path; |
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225 bool alt = FALSE; |
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226 |
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227 if (dbox_file_is_open(file)) { |
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228 if (fstat(file->fd, st_r) < 0) { |
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229 mail_storage_set_critical(&file->storage->storage, |
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230 "fstat(%s) failed: %m", file->cur_path); |
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231 return -1; |
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232 } |
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233 return 0; |
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234 } |
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235 |
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236 /* try the primary path first */ |
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237 path = file->primary_path; |
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238 while (stat(path, st_r) < 0) { |
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239 if (errno != ENOENT) { |
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240 mail_storage_set_critical(&file->storage->storage, |
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241 "stat(%s) failed: %m", path); |
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242 return -1; |
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243 } |
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244 |
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245 if (file->alt_path == NULL || alt) { |
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246 /* not found */ |
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247 return -1; |
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248 } |
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249 |
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250 /* try the alternative path */ |
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251 path = file->alt_path; |
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252 alt = TRUE; |
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253 } |
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254 file->cur_path = path; |
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255 return 0; |
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256 } |
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257 |
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258 int dbox_file_header_write(struct dbox_file *file, struct ostream *output) |
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259 { |
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260 string_t *hdr; |
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261 |
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262 hdr = t_str_new(128); |
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263 str_printfa(hdr, "%u %c%x %c%x\n", DBOX_VERSION, |
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264 DBOX_HEADER_MSG_HEADER_SIZE, |
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265 (unsigned int)sizeof(struct dbox_message_header), |
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266 DBOX_HEADER_CREATE_STAMP, (unsigned int)ioloop_time); |
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267 |
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268 file->file_version = DBOX_VERSION; |
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269 file->file_header_size = str_len(hdr); |
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270 file->msg_header_size = sizeof(struct dbox_message_header); |
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271 return o_stream_send(output, str_data(hdr), str_len(hdr)); |
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272 } |
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273 |
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274 void dbox_file_close(struct dbox_file *file) |
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275 { |
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276 dbox_file_unlock(file); |
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277 if (file->input != NULL) |
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278 i_stream_unref(&file->input); |
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279 if (file->fd != -1) { |
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280 if (close(file->fd) < 0) |
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281 dbox_file_set_syscall_error(file, "close()"); |
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282 file->fd = -1; |
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283 } |
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284 file->cur_offset = (uoff_t)-1; |
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285 } |
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286 |
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287 int dbox_file_try_lock(struct dbox_file *file) |
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288 { |
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289 int ret; |
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290 |
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291 i_assert(file->fd != -1); |
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292 |
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293 ret = file_try_lock(file->fd, file->cur_path, F_WRLCK, |
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294 FILE_LOCK_METHOD_FCNTL, &file->lock); |
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295 if (ret < 0) { |
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296 mail_storage_set_critical(&file->storage->storage, |
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297 "file_try_lock(%s) failed: %m", file->cur_path); |
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298 } |
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299 return ret; |
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300 } |
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301 |
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302 void dbox_file_unlock(struct dbox_file *file) |
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303 { |
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304 i_assert(!file->appending || file->lock == NULL); |
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305 |
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306 if (file->lock != NULL) |
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307 file_unlock(&file->lock); |
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308 if (file->input != NULL) |
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309 i_stream_sync(file->input); |
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310 } |
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311 |
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312 int dbox_file_read_mail_header(struct dbox_file *file, uoff_t *physical_size_r) |
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313 { |
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314 struct dbox_message_header hdr; |
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315 const unsigned char *data; |
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316 size_t size; |
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317 int ret; |
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318 |
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319 ret = i_stream_read_data(file->input, &data, &size, |
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320 file->msg_header_size - 1); |
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321 if (ret <= 0) { |
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322 if (file->input->stream_errno == 0) { |
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323 /* EOF, broken offset or file truncated */ |
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324 dbox_file_set_corrupted(file, "EOF reading msg header " |
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325 "(got %"PRIuSIZE_T"/%u bytes)", |
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326 size, file->msg_header_size); |
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327 return 0; |
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328 } |
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329 dbox_file_set_syscall_error(file, "read()"); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
330 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
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 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
|
333 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
|
334 /* probably broken offset */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
335 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:
diff
changeset
|
336 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
337 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
338 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
339 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
|
340 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
|
341 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
342 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
343 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
344 *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
|
345 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
|
346 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
347 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
348 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
349 int dbox_file_get_mail_stream(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
|
350 struct istream **stream_r) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
351 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
352 uoff_t size; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
353 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
354 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
355 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
|
356 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
357 if (offset == 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
358 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
|
359 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
360 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
|
361 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
|
362 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
|
363 if (ret <= 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
364 return ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
365 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
|
366 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
|
367 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
368 i_stream_seek(file->input, 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
|
369 if (stream_r != NULL) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
370 *stream_r = i_stream_create_limit(file->input, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
371 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
|
372 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
373 return 1; |
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 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
376 static int |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
377 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
|
378 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
379 const char *line; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
380 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
381 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
382 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
|
383 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
|
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 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
386 /* skip over the actual metadata */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
387 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
|
388 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
|
389 /* end of metadata */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
390 break; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
391 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
392 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
393 *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
|
394 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
395 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
396 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
397 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
|
398 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
399 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
|
400 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
401 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
402 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
|
403 { |
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
|
404 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
|
405 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
406 |
10524 | 407 i_assert(file->input != NULL); |
408 | |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
409 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
|
410 /* 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
|
411 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
|
412 offset = 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
413 } else { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
414 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
|
415 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
|
416 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
|
417 *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
|
418 return ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
419 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
420 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
421 *offset_r = offset; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
422 |
10524 | 423 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
|
424 *last_r = TRUE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
425 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
426 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
427 *last_r = FALSE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
428 |
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
|
429 ret = dbox_file_get_mail_stream(file, offset, NULL); |
9977
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
430 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
|
431 *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
|
432 return ret; |
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 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
435 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
|
436 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
437 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
|
438 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
439 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
|
440 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
441 file->appending = TRUE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
442 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
443 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
|
444 ctx->file = file; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
445 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
|
446 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
|
447 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
|
448 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
449 return ctx; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
450 } |
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 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
|
453 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
454 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
|
455 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
456 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
457 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
|
458 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
459 *_ctx = NULL; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
460 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
461 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
|
462 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
|
463 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
|
464 i_free(ctx); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
465 return 0; |
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 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
468 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
|
469 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
470 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
|
471 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
|
472 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
|
473 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
474 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
|
475 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
476 *_ctx = NULL; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
477 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
|
478 /* nothing changed */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
479 } 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
|
480 /* rollbacking everything */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
481 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
|
482 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
|
483 close_file = TRUE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
484 } else { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
485 /* 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
|
486 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
|
487 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
|
488 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
|
489 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
490 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
|
491 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
|
492 i_free(ctx); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
493 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
494 if (close_file) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
495 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
|
496 file->appending = FALSE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
497 } |
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 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
|
500 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
501 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
|
502 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
503 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
504 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
|
505 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
|
506 return -1; |
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 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
509 if (!ctx->file->storage->storage.set->fsync_disable) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
510 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
|
511 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
|
512 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
513 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
514 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
515 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
|
516 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
517 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
518 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
519 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
|
520 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
|
521 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
522 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
|
523 struct stat st; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
524 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
525 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
|
526 /* 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
|
527 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
528 } |
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 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
|
531 /* 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
|
532 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
|
533 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
|
534 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
535 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
536 *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
|
537 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
538 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
539 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
540 /* 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
|
541 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
|
542 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
|
543 /* 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
|
544 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
545 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
546 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
547 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
|
548 /* 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
|
549 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
|
550 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
|
551 return -1; |
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 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
|
554 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
555 *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
|
556 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
557 } |
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 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
|
560 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
561 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
|
562 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
|
563 size_t size; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
564 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
565 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
566 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
|
567 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
|
568 if (ret <= 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
569 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
|
570 /* EOF, broken offset */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
571 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
|
572 "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
|
573 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
574 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
575 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
|
576 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
577 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
578 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
|
579 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
|
580 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
|
581 /* probably broken offset */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
582 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
|
583 "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
|
584 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
585 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
586 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
|
587 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
588 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
589 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
590 static int |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
591 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
|
592 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
593 const char *line; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
594 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
595 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
596 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
|
597 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
|
598 else { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
599 file->metadata_pool = |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
600 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
|
601 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
602 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
|
603 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
604 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
|
605 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
|
606 return ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
607 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
608 ret = 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
609 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
|
610 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
|
611 /* end of metadata */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
612 ret = 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
613 break; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
614 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
615 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
|
616 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
|
617 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
618 if (ret == 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
619 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:
diff
changeset
|
620 return ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
621 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
622 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
623 int dbox_file_metadata_read(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
|
624 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
625 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
|
626 int ret; |
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 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:
diff
changeset
|
629 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
630 if (file->metadata_read_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
|
631 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
632 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
633 metadata_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
|
634 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
|
635 ret = dbox_file_metadata_read_at(file, metadata_offset); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
636 if (ret <= 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
637 return ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
638 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
639 file->metadata_read_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
|
640 return 1; |
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 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
643 const char *dbox_file_metadata_get(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
|
644 enum dbox_metadata_key key) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
645 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
646 const char *const *metadata; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
647 unsigned int i, count; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
648 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
649 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:
diff
changeset
|
650 for (i = 0; i < count; i++) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
651 if (*metadata[i] == (char)key) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
652 return metadata[i] + 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
653 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
654 return NULL; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
655 } |
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 int dbox_file_move(struct dbox_file *file, bool alt_path) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
658 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
659 struct ostream *output; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
660 const char *dest_dir, *temp_path, *dest_path, *p; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
661 struct stat st; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
662 bool deleted; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
663 int out_fd, ret = 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
664 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
665 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
|
666 i_assert(file->lock != NULL); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
667 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
668 if (dbox_file_is_in_alt(file) == alt_path) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
669 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
670 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
671 if (stat(file->cur_path, &st) < 0 && errno == ENOENT) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
672 /* already expunged/moved by another session */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
673 dbox_file_unlock(file); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
674 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
675 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
676 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
677 dest_path = !alt_path ? file->primary_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
|
678 p = strrchr(dest_path, '/'); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
679 i_assert(p != NULL); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
680 dest_dir = t_strdup_until(dest_path, p); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
681 temp_path = t_strdup_printf("%s/%s", dest_dir, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
682 dbox_generate_tmp_filename()); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
683 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
684 /* first copy the file. make sure to catch every possible error |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
685 since we really don't want to break the file. */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
686 out_fd = file->storage->v.file_create_fd(file, temp_path, TRUE); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
687 if (out_fd == -1) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
688 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
689 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
690 output = o_stream_create_fd_file(out_fd, 0, FALSE); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
691 i_stream_seek(file->input, 0); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
692 while ((ret = o_stream_send_istream(output, file->input)) > 0) ; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
693 if (ret == 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
694 ret = o_stream_flush(output); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
695 if (output->stream_errno != 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
696 errno = output->stream_errno; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
697 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
|
698 "write(%s) failed: %m", temp_path); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
699 ret = -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
700 } else 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
|
701 errno = file->input->stream_errno; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
702 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
|
703 ret = -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
704 } else if (ret < 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
705 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
|
706 "o_stream_send_istream(%s, %s) " |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
707 "failed with unknown error", |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
708 temp_path, file->cur_path); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
709 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
710 o_stream_unref(&output); |
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 if (!file->storage->storage.set->fsync_disable && ret == 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
713 if (fsync(out_fd) < 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
714 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
|
715 "fsync(%s) failed: %m", temp_path); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
716 ret = -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
717 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
718 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
719 if (close(out_fd) < 0) { |
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 "close(%s) failed: %m", temp_path); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
722 ret = -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 (ret < 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
725 (void)unlink(temp_path); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
726 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
727 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
728 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
729 /* the temp file was successfully written. rename it now to the |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
730 destination file. the destination shouldn't exist, but if it does |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
731 its contents should be the same (except for maybe older metadata) */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
732 if (rename(temp_path, dest_path) < 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
733 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
|
734 "rename(%s, %s) failed: %m", temp_path, dest_path); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
735 (void)unlink(temp_path); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
736 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
737 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
738 if (!file->storage->storage.set->fsync_disable) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
739 if (fdatasync_path(dest_dir) < 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
740 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
|
741 "fdatasync(%s) failed: %m", dest_dir); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
742 (void)unlink(dest_path); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
743 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
744 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
745 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
746 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
|
747 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
|
748 if (errno == EACCES) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
749 /* configuration problem? revert the write */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
750 (void)unlink(dest_path); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
751 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
752 /* who knows what happened to the file. keep both just to be |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
753 sure both won't get deleted. */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
754 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
755 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
756 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
757 /* file was successfully moved - reopen it */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
758 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
|
759 if (dbox_file_open(file, &deleted) <= 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
760 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
|
761 "dbox_file_move(%s): reopening file failed", dest_path); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
762 return -1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
763 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
764 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
765 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
766 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
767 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:
diff
changeset
|
768 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
|
769 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
770 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:
diff
changeset
|
771 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
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772 sizeof(dbox_msg_hdr->magic_pre)); |
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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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773 dbox_msg_hdr->type = DBOX_MESSAGE_TYPE_NORMAL; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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774 dec2hex(dbox_msg_hdr->message_size_hex, message_size, |
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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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775 sizeof(dbox_msg_hdr->message_size_hex)); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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776 dbox_msg_hdr->save_lf = '\n'; |
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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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777 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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778 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
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779 int dbox_file_unlink(struct dbox_file *file) |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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780 { |
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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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781 const char *path; |
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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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782 bool alt = FALSE; |
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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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783 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
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784 path = file->primary_path; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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785 while (unlink(path) < 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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786 if (errno != ENOENT) { |
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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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787 mail_storage_set_critical(&file->storage->storage, |
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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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788 "unlink(%s) failed: %m", path); |
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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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789 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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790 } |
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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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791 if (file->alt_path == NULL || alt) { |
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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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792 /* not found */ |
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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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changeset
|
793 i_warning("dbox: File unexpectedly lost: %s", |
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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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changeset
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794 file->primary_path); |
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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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795 return 0; |
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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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796 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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changeset
|
797 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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changeset
|
798 /* try the alternative path */ |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
799 path = file->alt_path; |
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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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800 alt = TRUE; |
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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
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801 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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802 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
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changeset
|
803 } |