Mercurial > dovecot > original-hg > dovecot-1.2
annotate src/lib-index/mail-index.c @ 5853:d9f319a9d6e0 HEAD
mail_index_map now contains pointer to index, so all functions taking map
parameter don't need index anymore.
author | Timo Sirainen <tss@iki.fi> |
---|---|
date | Sun, 01 Jul 2007 18:39:51 +0300 |
parents | f17d4bccd74d |
children | eca7e29dce0d |
rev | line source |
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1 /* Copyright (C) 2003-2004 Timo Sirainen */ |
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2 |
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3 #include "lib.h" |
5819 | 4 #include "ioloop.h" |
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5 #include "array.h" |
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6 #include "buffer.h" |
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7 #include "hash.h" |
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8 #include "mmap-util.h" |
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9 #include "nfs-workarounds.h" |
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10 #include "read-full.h" |
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11 #include "write-full.h" |
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12 #include "mail-index-private.h" |
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13 #include "mail-index-view-private.h" |
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14 #include "mail-index-sync-private.h" |
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15 #include "mail-transaction-log.h" |
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16 #include "mail-cache.h" |
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17 |
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18 #include <stdio.h> |
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19 #include <stddef.h> |
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20 #include <time.h> |
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21 #include <sys/stat.h> |
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22 |
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23 struct mail_index_module_register mail_index_module_register = { 0 }; |
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24 |
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25 struct mail_index *mail_index_alloc(const char *dir, const char *prefix) |
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26 { |
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27 struct mail_index *index; |
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28 |
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29 index = i_new(struct mail_index, 1); |
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30 index->dir = i_strdup(dir); |
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31 index->prefix = i_strdup(prefix); |
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32 index->fd = -1; |
2116 | 33 |
5028 | 34 index->extension_pool = |
35 pool_alloconly_create(MEMPOOL_GROWING"index extension", 1024); | |
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36 p_array_init(&index->extensions, index->extension_pool, 5); |
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37 i_array_init(&index->sync_lost_handlers, 4); |
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38 i_array_init(&index->module_contexts, |
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39 I_MIN(5, mail_index_module_register.id)); |
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40 |
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41 index->mode = 0600; |
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42 index->gid = (gid_t)-1; |
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43 |
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44 index->keywords_ext_id = |
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45 mail_index_ext_register(index, "keywords", 128, 2, 1); |
3086 | 46 index->keywords_pool = pool_alloconly_create("keywords", 512); |
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47 i_array_init(&index->keywords, 16); |
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48 index->keywords_hash = |
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49 hash_create(default_pool, index->keywords_pool, 0, |
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50 strcase_hash, (hash_cmp_callback_t *)strcasecmp); |
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51 index->log = mail_transaction_log_alloc(index); |
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52 return index; |
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53 } |
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54 |
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55 void mail_index_free(struct mail_index **_index) |
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56 { |
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57 struct mail_index *index = *_index; |
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58 |
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59 *_index = NULL; |
1967 | 60 mail_index_close(index); |
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61 |
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62 mail_transaction_log_free(&index->log); |
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63 hash_destroy(index->keywords_hash); |
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64 pool_unref(index->extension_pool); |
3086 | 65 pool_unref(index->keywords_pool); |
1967 | 66 |
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67 array_free(&index->sync_lost_handlers); |
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68 array_free(&index->keywords); |
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69 array_free(&index->module_contexts); |
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70 |
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71 i_free(index->error); |
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72 i_free(index->dir); |
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73 i_free(index->prefix); |
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74 i_free(index); |
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75 } |
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76 |
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77 void mail_index_set_permissions(struct mail_index *index, |
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78 mode_t mode, gid_t gid) |
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79 { |
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80 index->mode = mode & 0666; |
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81 index->gid = gid; |
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82 } |
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83 |
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84 uint32_t mail_index_ext_register(struct mail_index *index, const char *name, |
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85 uint32_t default_hdr_size, |
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86 uint16_t default_record_size, |
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87 uint16_t default_record_align) |
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88 { |
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89 const struct mail_index_registered_ext *extensions; |
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90 struct mail_index_registered_ext rext; |
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91 unsigned int i, ext_count; |
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92 |
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93 extensions = array_get(&index->extensions, &ext_count); |
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94 |
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95 /* see if it's already there */ |
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96 for (i = 0; i < ext_count; i++) { |
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97 if (strcmp(extensions[i].name, name) == 0) |
2116 | 98 return i; |
99 } | |
100 | |
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101 memset(&rext, 0, sizeof(rext)); |
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102 rext.name = p_strdup(index->extension_pool, name); |
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103 rext.index_idx = ext_count; |
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104 rext.hdr_size = default_hdr_size; |
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105 rext.record_size = default_record_size; |
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106 rext.record_align = default_record_align; |
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107 |
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108 array_append(&index->extensions, &rext, 1); |
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109 return ext_count; |
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110 } |
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111 |
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112 void mail_index_register_expunge_handler(struct mail_index *index, |
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113 uint32_t ext_id, bool call_always, |
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114 mail_index_expunge_handler_t *cb, |
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115 void *context) |
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116 { |
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117 struct mail_index_registered_ext *rext; |
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118 |
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119 rext = array_idx_modifiable(&index->extensions, ext_id); |
4616 | 120 i_assert(rext->expunge_handler == NULL || rext->expunge_handler == cb); |
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121 |
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122 rext->expunge_handler = cb; |
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123 rext->expunge_context = context; |
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124 rext->expunge_handler_call_always = call_always; |
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125 } |
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126 |
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127 void mail_index_unregister_expunge_handler(struct mail_index *index, |
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128 uint32_t ext_id) |
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129 { |
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130 struct mail_index_registered_ext *rext; |
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131 |
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132 rext = array_idx_modifiable(&index->extensions, ext_id); |
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133 i_assert(rext->expunge_handler != NULL); |
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134 |
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135 rext->expunge_handler = NULL; |
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136 } |
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137 |
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138 void mail_index_register_sync_handler(struct mail_index *index, uint32_t ext_id, |
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139 mail_index_sync_handler_t *cb, |
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140 enum mail_index_sync_handler_type type) |
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141 { |
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142 struct mail_index_registered_ext *rext; |
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143 |
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144 rext = array_idx_modifiable(&index->extensions, ext_id); |
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145 i_assert(rext->sync_handler.callback == NULL); |
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146 |
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147 rext->sync_handler.callback = cb; |
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148 rext->sync_handler.type = type; |
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149 } |
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150 |
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151 void mail_index_unregister_sync_handler(struct mail_index *index, |
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152 uint32_t ext_id) |
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153 { |
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154 struct mail_index_registered_ext *rext; |
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155 |
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156 rext = array_idx_modifiable(&index->extensions, ext_id); |
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157 i_assert(rext->sync_handler.callback != NULL); |
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158 |
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159 rext->sync_handler.callback = NULL; |
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160 rext->sync_handler.type = 0; |
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161 } |
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162 |
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163 void mail_index_register_sync_lost_handler(struct mail_index *index, |
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164 mail_index_sync_lost_handler_t *cb) |
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165 { |
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166 array_append(&index->sync_lost_handlers, &cb, 1); |
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167 } |
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168 |
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169 void mail_index_unregister_sync_lost_handler(struct mail_index *index, |
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170 mail_index_sync_lost_handler_t *cb) |
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171 { |
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172 mail_index_sync_lost_handler_t *const *handlers; |
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173 unsigned int i, count; |
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174 |
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175 handlers = array_get(&index->sync_lost_handlers, &count); |
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176 for (i = 0; i < count; i++) { |
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177 if (handlers[i] == cb) { |
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178 array_delete(&index->sync_lost_handlers, i, 1); |
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179 break; |
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180 } |
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181 } |
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182 } |
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183 |
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Added "bool" type and changed all ints that were used as booleans to bool.
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184 bool mail_index_keyword_lookup(struct mail_index *index, |
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Added "bool" type and changed all ints that were used as booleans to bool.
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185 const char *keyword, bool autocreate, |
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Added "bool" type and changed all ints that were used as booleans to bool.
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186 unsigned int *idx_r) |
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187 { |
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188 char *keyword_dup; |
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189 void *value; |
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190 |
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Comment updates and minor cleanups
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191 /* keywords_hash keeps a name => index mapping of keywords. |
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192 Keywords are never removed from it, so the index values are valid |
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193 for the lifetime of the mail_index. */ |
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194 if (hash_lookup_full(index->keywords_hash, keyword, NULL, &value)) { |
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195 *idx_r = POINTER_CAST_TO(value, unsigned int); |
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196 return TRUE; |
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197 } |
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198 |
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199 if (!autocreate) { |
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200 *idx_r = (unsigned int)-1; |
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201 return FALSE; |
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202 } |
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203 |
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204 keyword = keyword_dup = p_strdup(index->keywords_pool, keyword); |
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205 *idx_r = array_count(&index->keywords); |
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206 |
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207 hash_insert(index->keywords_hash, keyword_dup, POINTER_CAST(*idx_r)); |
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208 array_append(&index->keywords, &keyword, 1); |
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Keywords are now stored in X-Keywords headers in mbox. Did several related
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|
209 return TRUE; |
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210 } |
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Keywords are now stored in X-Keywords headers in mbox. Did several related
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211 |
5853
d9f319a9d6e0
mail_index_map now contains pointer to index, so all functions taking map
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diff
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212 int mail_index_map_parse_keywords(struct mail_index_map *map) |
3016
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Initial support for keywords. Syncing to mbox/maildir doesn't work yet.
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213 { |
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mail_index_map now contains pointer to index, so all functions taking map
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|
214 struct mail_index *index = map->index; |
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Initial support for keywords. Syncing to mbox/maildir doesn't work yet.
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215 const struct mail_index_ext *ext; |
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216 const struct mail_index_keyword_header *kw_hdr; |
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Initial support for keywords. Syncing to mbox/maildir doesn't work yet.
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217 const struct mail_index_keyword_header_rec *kw_rec; |
3254
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218 const char *name; |
3818
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Comment updates and minor cleanups
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3817
diff
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219 unsigned int i, name_area_end_offset, old_count; |
3016
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Initial support for keywords. Syncing to mbox/maildir doesn't work yet.
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220 uint32_t ext_id; |
61c8d205d887
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221 |
5022
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Keywords were sometimes being re-added to the index even while they already
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5017
diff
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222 map->keywords_read = TRUE; |
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Keywords were sometimes being re-added to the index even while they already
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223 |
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224 ext_id = mail_index_map_lookup_ext(map, "keywords"); |
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Initial support for keywords. Syncing to mbox/maildir doesn't work yet.
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225 if (ext_id == (uint32_t)-1) { |
3254
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226 if (array_is_created(&map->keyword_idx_map)) |
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227 array_clear(&map->keyword_idx_map); |
3016
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228 return 0; |
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229 } |
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230 |
3191
0df3f5d71958
Changed many buffers to arrays. Cleans up the code a lot.
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231 ext = array_idx(&map->extensions, ext_id); |
3016
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232 |
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233 /* Extension header contains: |
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234 - struct mail_index_keyword_header |
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235 - struct mail_index_keyword_header_rec * keywords_count |
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236 - const char names[] * keywords_count |
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237 */ |
4220 | 238 i_assert(ext->hdr_offset < map->hdr.header_size); |
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239 kw_hdr = CONST_PTR_OFFSET(map->hdr_base, ext->hdr_offset); |
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240 kw_rec = (const void *)(kw_hdr + 1); |
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241 name = (const char *)(kw_rec + kw_hdr->keywords_count); |
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242 |
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243 old_count = !array_is_created(&map->keyword_idx_map) ? 0 : |
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244 array_count(&map->keyword_idx_map); |
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245 |
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246 /* Keywords can only be added into same mapping. Removing requires a |
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247 new mapping (recreating the index file) */ |
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248 if (kw_hdr->keywords_count == old_count) { |
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249 /* nothing changed */ |
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250 return 0; |
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251 } |
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252 |
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253 /* make sure the header is valid */ |
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254 if (kw_hdr->keywords_count < old_count) { |
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255 mail_index_set_error(index, "Corrupted index file %s: " |
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256 "Keywords removed unexpectedly", |
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257 index->filepath); |
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258 return -1; |
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259 } |
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260 |
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261 if ((size_t)(name - (const char *)kw_hdr) > ext->hdr_size) { |
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262 mail_index_set_error(index, "Corrupted index file %s: " |
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263 "keywords_count larger than header size", |
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264 index->filepath); |
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265 return -1; |
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266 } |
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267 |
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268 name_area_end_offset = (const char *)kw_hdr + ext->hdr_size - name; |
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269 for (i = 0; i < kw_hdr->keywords_count; i++) { |
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270 if (kw_rec[i].name_offset > name_area_end_offset) { |
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271 mail_index_set_error(index, "Corrupted index file %s: " |
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272 "name_offset points outside allocated header", |
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273 index->filepath); |
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274 return -1; |
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275 } |
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276 } |
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277 if (name[name_area_end_offset-1] != '\0') { |
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278 mail_index_set_error(index, "Corrupted index file %s: " |
3550 | 279 "Keyword header doesn't end with NUL", |
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280 index->filepath); |
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281 return -1; |
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282 } |
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283 |
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284 /* create file -> index mapping */ |
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285 if (!array_is_created(&map->keyword_idx_map)) |
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286 i_array_init(&map->keyword_idx_map, kw_hdr->keywords_count); |
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287 |
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288 #ifdef DEBUG |
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289 /* Check that existing headers are still the same. It's behind DEBUG |
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290 since it's pretty useless waste of CPU normally. */ |
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291 for (i = 0; i < array_count(&map->keyword_idx_map); i++) { |
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292 const char *keyword = name + kw_rec[i].name_offset; |
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293 const unsigned int *old_idx; |
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294 unsigned int idx; |
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295 |
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296 old_idx = array_idx(&map->keyword_idx_map, i); |
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297 if (!mail_index_keyword_lookup(index, keyword, FALSE, &idx) || |
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298 idx != *old_idx) { |
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299 mail_index_set_error(index, "Corrupted index file %s: " |
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300 "Keywords changed unexpectedly", |
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301 index->filepath); |
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302 return -1; |
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303 } |
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304 } |
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305 #endif |
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306 /* Register the newly seen keywords */ |
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307 i = array_count(&map->keyword_idx_map); |
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308 for (; i < kw_hdr->keywords_count; i++) { |
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309 const char *keyword = name + kw_rec[i].name_offset; |
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310 unsigned int idx; |
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311 |
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312 (void)mail_index_keyword_lookup(index, keyword, TRUE, &idx); |
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313 array_append(&map->keyword_idx_map, &idx, 1); |
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314 } |
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315 return 0; |
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316 } |
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317 |
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318 const ARRAY_TYPE(keywords) *mail_index_get_keywords(struct mail_index *index) |
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319 { |
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320 /* Make sure all the keywords are in index->keywords. It's quick to do |
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321 if nothing has changed. */ |
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322 (void)mail_index_map_parse_keywords(index->map); |
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323 |
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324 return &index->keywords; |
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325 } |
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326 |
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327 int mail_index_try_open_only(struct mail_index *index) |
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328 { |
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329 i_assert(index->fd == -1); |
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330 i_assert(!MAIL_INDEX_IS_IN_MEMORY(index)); |
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331 |
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332 /* Note that our caller must close index->fd by itself. */ |
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333 index->fd = nfs_safe_open(index->filepath, O_RDWR); |
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334 index->readonly = FALSE; |
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335 |
4023
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336 if (index->fd == -1 && errno == EACCES) { |
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337 index->fd = open(index->filepath, O_RDONLY); |
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338 index->readonly = TRUE; |
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339 } |
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340 |
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341 if (index->fd == -1) { |
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342 if (errno != ENOENT) |
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343 return mail_index_set_syscall_error(index, "open()"); |
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344 |
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345 /* have to create it */ |
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346 return 0; |
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347 } |
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348 return 1; |
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349 } |
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350 |
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351 static int |
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352 mail_index_try_open(struct mail_index *index) |
2063
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353 { |
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354 unsigned int lock_id; |
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355 int ret; |
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356 |
4023
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357 i_assert(index->fd == -1); |
2063
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358 |
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359 if (MAIL_INDEX_IS_IN_MEMORY(index)) |
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360 return 0; |
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361 |
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362 ret = mail_index_map(index, MAIL_INDEX_SYNC_HANDLER_HEAD, &lock_id); |
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363 mail_index_unlock(index, lock_id); |
2063
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364 |
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365 if (ret == 0) { |
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366 /* it's corrupted - recreate it */ |
5820
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Handle losing index file better. Handle fsck better.
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367 if (index->fd != -1) { |
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368 if (close(index->fd) < 0) |
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369 mail_index_set_syscall_error(index, "close()"); |
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370 index->fd = -1; |
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371 } |
2063
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372 } |
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373 return ret; |
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374 } |
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375 |
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376 int mail_index_create_tmp_file(struct mail_index *index, const char **path_r) |
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377 { |
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378 mode_t old_mask; |
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379 const char *path; |
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380 int fd; |
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381 |
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382 i_assert(!MAIL_INDEX_IS_IN_MEMORY(index)); |
40b4ba3c55b8
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383 |
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384 path = *path_r = t_strconcat(index->filepath, ".tmp", NULL); |
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385 old_mask = umask(0); |
1915
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386 fd = open(path, O_RDWR|O_CREAT|O_TRUNC, index->mode); |
2879
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387 umask(old_mask); |
1915
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388 if (fd == -1) |
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389 return mail_index_file_set_syscall_error(index, path, "open()"); |
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390 |
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391 if (index->gid != (gid_t)-1 && fchown(fd, (uid_t)-1, index->gid) < 0) { |
1915
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392 mail_index_file_set_syscall_error(index, path, "fchown()"); |
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393 return -1; |
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394 } |
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395 |
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396 return fd; |
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397 } |
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398 |
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399 static bool mail_index_open_files(struct mail_index *index, |
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400 enum mail_index_open_flags flags) |
1915
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401 { |
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402 int ret; |
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403 bool created = FALSE; |
3582
bfa542369fdc
When creating a new index file, mark its log offsets so that the possibly
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diff
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404 |
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405 ret = mail_transaction_log_open(index->log); |
1915
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406 if (ret == 0) { |
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407 if ((flags & MAIL_INDEX_OPEN_FLAG_CREATE) == 0) |
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408 return FALSE; |
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409 |
5819 | 410 /* if dovecot.index exists, read it first so that we can get |
411 the correct indexid and log sequence */ | |
412 (void)mail_index_try_open(index); | |
413 | |
414 if (index->indexid == 0) { | |
415 /* create a new indexid for us */ | |
416 index->indexid = ioloop_time; | |
417 } | |
418 | |
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419 ret = mail_transaction_log_create(index->log); |
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420 created = TRUE; |
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421 } |
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422 if (ret >= 0) { |
5819 | 423 ret = index->map != NULL ? 0 : mail_index_try_open(index); |
5689
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424 if (ret == 0) { |
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425 /* doesn't exist / corrupted */ |
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426 index->map = mail_index_map_alloc(index); |
2170 | 427 } |
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428 } |
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429 if (ret < 0) { |
c2362f144f15
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changeset
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430 /* open/create failed, fallback to in-memory indexes */ |
c2362f144f15
Initial commit for major index file code cleanup.
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431 if ((flags & MAIL_INDEX_OPEN_FLAG_CREATE) == 0) |
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432 return FALSE; |
3243
40b4ba3c55b8
In-memory indexes work again. Just pass dir as NULL to mail_index_alloc().
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parents:
3231
diff
changeset
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433 |
5689
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changeset
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434 if (mail_index_move_to_memory(index) < 0) |
c2362f144f15
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diff
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435 return FALSE; |
2200
97bb7b127617
Beginnings of getting cache file working again. Easy to break currently, but
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parents:
2193
diff
changeset
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436 } |
97bb7b127617
Beginnings of getting cache file working again. Easy to break currently, but
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parents:
2193
diff
changeset
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437 |
3129
1ea614abead3
Don't complain about cache indexid changing when recreating index.
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parents:
3105
diff
changeset
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438 index->cache = created ? mail_cache_create(index) : |
1ea614abead3
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parents:
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diff
changeset
|
439 mail_cache_open_or_create(index); |
5689
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440 return TRUE; |
1915
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441 } |
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parents:
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changeset
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442 |
2723
12b503fbb8af
Replaced fcntl_locks_disable with lock_method, so it's now possible to use
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parents:
2715
diff
changeset
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443 int mail_index_open(struct mail_index *index, enum mail_index_open_flags flags, |
4876
f1d77064884c
Lock handling changes. Everything goes through file-lock API now and there's
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parents:
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diff
changeset
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444 enum file_lock_method lock_method) |
1915
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445 { |
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446 int i = 0, ret = 1; |
1915
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447 |
2926
c035583b4839
Make sure index is reopened if it's marked corrupted.
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parents:
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diff
changeset
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448 if (index->opened) { |
5772
002aa9bbfcb2
Removed index->hdr. Use index->map->hdr instead.
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parents:
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diff
changeset
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449 if (index->map != NULL && |
002aa9bbfcb2
Removed index->hdr. Use index->map->hdr instead.
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450 (index->map->hdr.flags & |
002aa9bbfcb2
Removed index->hdr. Use index->map->hdr instead.
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changeset
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451 MAIL_INDEX_HDR_FLAG_CORRUPTED) != 0) { |
2926
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452 /* corrupted, reopen files */ |
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diff
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453 mail_index_close(index); |
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454 } else { |
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455 i_assert(index->map != NULL); |
4067
96ae9c096bde
mail_index_open(): If index is already open, return 1 instead of 0 so the
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456 return 1; |
2926
c035583b4839
Make sure index is reopened if it's marked corrupted.
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parents:
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diff
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457 } |
c035583b4839
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diff
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458 } |
1915
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changeset
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459 |
3243
40b4ba3c55b8
In-memory indexes work again. Just pass dir as NULL to mail_index_alloc().
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changeset
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460 index->filepath = MAIL_INDEX_IS_IN_MEMORY(index) ? |
40b4ba3c55b8
In-memory indexes work again. Just pass dir as NULL to mail_index_alloc().
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461 i_strdup("(in-memory index)") : |
40b4ba3c55b8
In-memory indexes work again. Just pass dir as NULL to mail_index_alloc().
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diff
changeset
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462 i_strconcat(index->dir, "/", index->prefix, NULL); |
1967 | 463 |
3824
3e756ea0474b
Comment updates, small cleanups and optimizations.
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464 for (;;) { |
1915
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465 index->shared_lock_count = 0; |
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466 index->excl_lock_count = 0; |
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467 index->lock_type = F_UNLCK; |
2021 | 468 index->lock_id = 2; |
1915
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469 |
2723
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diff
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470 index->readonly = FALSE; |
1915
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471 index->nodiskspace = FALSE; |
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472 index->index_lock_timeout = FALSE; |
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473 index->log_locked = FALSE; |
1917
68938dccbc45
Forced locking to be right with mprotect()ing index file. Support for
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474 index->mmap_disable = |
68938dccbc45
Forced locking to be right with mprotect()ing index file. Support for
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parents:
1915
diff
changeset
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475 (flags & MAIL_INDEX_OPEN_FLAG_MMAP_DISABLE) != 0; |
4968
1baf9dd3fc40
Added dotlock_use_excl setting.
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476 index->use_excl_dotlocks = |
1baf9dd3fc40
Added dotlock_use_excl setting.
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parents:
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diff
changeset
|
477 (flags & MAIL_INDEX_OPEN_FLAG_DOTLOCK_USE_EXCL) != 0; |
4918
2f9173e103fd
Added fsync_disable setting. Also added missing fsync()ing to dbox when
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parents:
4906
diff
changeset
|
478 index->fsync_disable = |
2f9173e103fd
Added fsync_disable setting. Also added missing fsync()ing to dbox when
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parents:
4906
diff
changeset
|
479 (flags & MAIL_INDEX_OPEN_FLAG_FSYNC_DISABLE) != 0; |
2723
12b503fbb8af
Replaced fcntl_locks_disable with lock_method, so it's now possible to use
Timo Sirainen <tss@iki.fi>
parents:
2715
diff
changeset
|
480 index->lock_method = lock_method; |
1915
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
481 |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
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diff
changeset
|
482 i_assert(!index->opened); |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
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diff
changeset
|
483 if (!mail_index_open_files(index, flags)) { |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
484 /* doesn't exist and create flag not used */ |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
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diff
changeset
|
485 ret = 0; |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
486 break; |
2940
0e1481357fbb
Changed assert() to friendly human readable message.
Timo Sirainen <tss@iki.fi>
parents:
2939
diff
changeset
|
487 } |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
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diff
changeset
|
488 i_assert(index->map != NULL); |
1915
79790750c349
importing new index code. mbox still broken.
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parents:
diff
changeset
|
489 |
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parents:
diff
changeset
|
490 index->opened = TRUE; |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
491 if (index->fsck) { |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
492 index->fsck = FALSE; |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
493 ret = mail_index_fsck(index); |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
494 if (ret == 0) { |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
495 /* completely broken, reopen */ |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
496 if (i++ < 3) { |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
497 mail_index_close(index); |
1915
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
498 continue; |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
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diff
changeset
|
499 } |
1915
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
500 /* too many tries */ |
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parents:
diff
changeset
|
501 ret = -1; |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
502 } |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
503 } |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
504 break; |
3824
3e756ea0474b
Comment updates, small cleanups and optimizations.
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parents:
3819
diff
changeset
|
505 } |
1915
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
506 |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
507 if (ret <= 0) |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
508 mail_index_close(index); |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
509 |
5689
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Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
510 i_assert(ret <= 0 || index->map != NULL); |
1915
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
511 return ret; |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
512 } |
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parents:
diff
changeset
|
513 |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
514 static void mail_index_close_file(struct mail_index *index) |
1915
79790750c349
importing new index code. mbox still broken.
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parents:
diff
changeset
|
515 { |
4876
f1d77064884c
Lock handling changes. Everything goes through file-lock API now and there's
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parents:
4795
diff
changeset
|
516 if (index->file_lock != NULL) |
f1d77064884c
Lock handling changes. Everything goes through file-lock API now and there's
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parents:
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diff
changeset
|
517 file_lock_free(&index->file_lock); |
2200
97bb7b127617
Beginnings of getting cache file working again. Easy to break currently, but
Timo Sirainen <tss@iki.fi>
parents:
2193
diff
changeset
|
518 |
1915
79790750c349
importing new index code. mbox still broken.
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parents:
diff
changeset
|
519 if (index->fd != -1) { |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
520 if (close(index->fd) < 0) |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
521 mail_index_set_syscall_error(index, "close()"); |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
522 index->fd = -1; |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
523 } |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
524 |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
525 if (index->lock_type == F_RDLCK) |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
526 index->lock_type = F_UNLCK; |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
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diff
changeset
|
527 index->lock_id += 2; |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
528 index->shared_lock_count = 0; |
c2362f144f15
Initial commit for major index file code cleanup.
Timo Sirainen <tss@iki.fi>
parents:
5686
diff
changeset
|
529 } |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
530 |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
531 void mail_index_close(struct mail_index *index) |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
532 { |
5827 | 533 if (index->map != NULL) |
5853
d9f319a9d6e0
mail_index_map now contains pointer to index, so all functions taking map
Timo Sirainen <tss@iki.fi>
parents:
5827
diff
changeset
|
534 mail_index_unmap(&index->map); |
5827 | 535 |
536 mail_index_close_file(index); | |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
537 mail_transaction_log_close(index->log); |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
538 if (index->cache != NULL) |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
539 mail_cache_free(&index->cache); |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
540 |
3879
928229f8b3e6
deinit, unref, destroy, close, free, etc. functions now take a pointer to
Timo Sirainen <tss@iki.fi>
parents:
3863
diff
changeset
|
541 i_free_and_null(index->filepath); |
1915
79790750c349
importing new index code. mbox still broken.
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parents:
diff
changeset
|
542 |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
543 index->indexid = 0; |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
544 index->opened = FALSE; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
545 } |
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importing new index code. mbox still broken.
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parents:
diff
changeset
|
546 |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
547 int mail_index_reopen_if_changed(struct mail_index *index) |
2063
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
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parents:
2051
diff
changeset
|
548 { |
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
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parents:
2051
diff
changeset
|
549 struct stat st1, st2; |
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
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parents:
2051
diff
changeset
|
550 |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
551 i_assert(index->excl_lock_count == 0); |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
552 |
3243
40b4ba3c55b8
In-memory indexes work again. Just pass dir as NULL to mail_index_alloc().
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parents:
3231
diff
changeset
|
553 if (MAIL_INDEX_IS_IN_MEMORY(index)) |
40b4ba3c55b8
In-memory indexes work again. Just pass dir as NULL to mail_index_alloc().
Timo Sirainen <tss@iki.fi>
parents:
3231
diff
changeset
|
554 return 0; |
40b4ba3c55b8
In-memory indexes work again. Just pass dir as NULL to mail_index_alloc().
Timo Sirainen <tss@iki.fi>
parents:
3231
diff
changeset
|
555 |
5689
c2362f144f15
Initial commit for major index file code cleanup.
Timo Sirainen <tss@iki.fi>
parents:
5686
diff
changeset
|
556 if (index->fd == -1) |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
557 return mail_index_try_open_only(index); |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
558 |
4023
b19ccbaa3802
Try to handle ESTALE NFS errors the best way we can.
Timo Sirainen <timo.sirainen@movial.fi>
parents:
3912
diff
changeset
|
559 if (fstat(index->fd, &st1) < 0) { |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
560 if (errno != ESTALE) |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
561 return mail_index_set_syscall_error(index, "fstat()"); |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
562 /* deleted/recreated, reopen */ |
c2362f144f15
Initial commit for major index file code cleanup.
Timo Sirainen <tss@iki.fi>
parents:
5686
diff
changeset
|
563 return mail_index_try_open_only(index); |
4023
b19ccbaa3802
Try to handle ESTALE NFS errors the best way we can.
Timo Sirainen <timo.sirainen@movial.fi>
parents:
3912
diff
changeset
|
564 } |
4225
abdef9d86a94
Added nfs_safe_stat() to transparently work around ESTALE with stat().
Timo Sirainen <timo.sirainen@movial.fi>
parents:
4220
diff
changeset
|
565 if (nfs_safe_stat(index->filepath, &st2) < 0) { |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
566 if (errno == ENOENT) |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
567 return 0; |
2063
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
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parents:
2051
diff
changeset
|
568 |
5689
c2362f144f15
Initial commit for major index file code cleanup.
Timo Sirainen <tss@iki.fi>
parents:
5686
diff
changeset
|
569 return mail_index_set_syscall_error(index, "stat()"); |
2063
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
Timo Sirainen <tss@iki.fi>
parents:
2051
diff
changeset
|
570 } |
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
Timo Sirainen <tss@iki.fi>
parents:
2051
diff
changeset
|
571 |
5689
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
572 if (st1.st_ino == st2.st_ino && CMP_DEV_T(st1.st_dev, st2.st_dev)) { |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
573 /* the same file */ |
2063
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
Timo Sirainen <tss@iki.fi>
parents:
2051
diff
changeset
|
574 return 1; |
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
Timo Sirainen <tss@iki.fi>
parents:
2051
diff
changeset
|
575 } |
5689
c2362f144f15
Initial commit for major index file code cleanup.
Timo Sirainen <tss@iki.fi>
parents:
5686
diff
changeset
|
576 |
c2362f144f15
Initial commit for major index file code cleanup.
Timo Sirainen <tss@iki.fi>
parents:
5686
diff
changeset
|
577 /* new file, new locks. the old fd can keep its locks, they don't |
c2362f144f15
Initial commit for major index file code cleanup.
Timo Sirainen <tss@iki.fi>
parents:
5686
diff
changeset
|
578 matter anymore as no-one's going to modify the file. */ |
c2362f144f15
Initial commit for major index file code cleanup.
Timo Sirainen <tss@iki.fi>
parents:
5686
diff
changeset
|
579 mail_index_close_file(index); |
c2362f144f15
Initial commit for major index file code cleanup.
Timo Sirainen <tss@iki.fi>
parents:
5686
diff
changeset
|
580 |
c2362f144f15
Initial commit for major index file code cleanup.
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parents:
5686
diff
changeset
|
581 return mail_index_try_open_only(index); |
2063
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
Timo Sirainen <tss@iki.fi>
parents:
2051
diff
changeset
|
582 } |
21a3e5d08290
mail_index_refresh() - allows forcing a refresh check
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parents:
2051
diff
changeset
|
583 |
2936
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
584 int mail_index_refresh(struct mail_index *index) |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
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parents:
2935
diff
changeset
|
585 { |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
586 unsigned int lock_id; |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
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parents:
2935
diff
changeset
|
587 int ret; |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
588 |
3243
40b4ba3c55b8
In-memory indexes work again. Just pass dir as NULL to mail_index_alloc().
Timo Sirainen <tss@iki.fi>
parents:
3231
diff
changeset
|
589 if (MAIL_INDEX_IS_IN_MEMORY(index)) |
40b4ba3c55b8
In-memory indexes work again. Just pass dir as NULL to mail_index_alloc().
Timo Sirainen <tss@iki.fi>
parents:
3231
diff
changeset
|
590 return 0; |
40b4ba3c55b8
In-memory indexes work again. Just pass dir as NULL to mail_index_alloc().
Timo Sirainen <tss@iki.fi>
parents:
3231
diff
changeset
|
591 |
2936
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
592 if (index->excl_lock_count > 0) { |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
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parents:
2935
diff
changeset
|
593 /* we have index exclusively locked, nothing could |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
594 have changed. */ |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
595 return 0; |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
596 } |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
597 |
5689
c2362f144f15
Initial commit for major index file code cleanup.
Timo Sirainen <tss@iki.fi>
parents:
5686
diff
changeset
|
598 ret = mail_index_map(index, MAIL_INDEX_SYNC_HANDLER_HEAD, &lock_id); |
2936
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
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parents:
2935
diff
changeset
|
599 mail_index_unlock(index, lock_id); |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
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parents:
2935
diff
changeset
|
600 return ret <= 0 ? -1 : 0; |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
601 } |
57f975a9b63b
Renamed mail_index_refresh() to mail_index_reopen_if_needed(). Added public
Timo Sirainen <tss@iki.fi>
parents:
2935
diff
changeset
|
602 |
1915
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
603 struct mail_cache *mail_index_get_cache(struct mail_index *index) |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
604 { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
605 return index->cache; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
606 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
607 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
608 int mail_index_set_error(struct mail_index *index, const char *fmt, ...) |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
609 { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
610 va_list va; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
611 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
612 i_free(index->error); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
613 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
614 if (fmt == NULL) |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
615 index->error = NULL; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
616 else { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
617 va_start(va, fmt); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
618 index->error = i_strdup_vprintf(fmt, va); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
619 va_end(va); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
620 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
621 i_error("%s", index->error); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
622 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
623 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
624 return -1; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
625 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
626 |
3833
318c70c1d4ec
Beginnings of fallbacking to in-memory indexes when write fails with "out of
Timo Sirainen <tss@iki.fi>
parents:
3832
diff
changeset
|
627 int mail_index_move_to_memory(struct mail_index *index) |
318c70c1d4ec
Beginnings of fallbacking to in-memory indexes when write fails with "out of
Timo Sirainen <tss@iki.fi>
parents:
3832
diff
changeset
|
628 { |
3911
3a2fe49912f3
Fixed mail_index_move_to_memory() to work better and made it public
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
629 struct mail_index_map *map; |
3a2fe49912f3
Fixed mail_index_move_to_memory() to work better and made it public
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
630 |
4394
0462137fa4ce
mail_index_move_to_memory(): Don't break if the index is already in memory.
Timo Sirainen <tss@iki.fi>
parents:
4312
diff
changeset
|
631 if (MAIL_INDEX_IS_IN_MEMORY(index)) |
5430
c8bb83980ff7
If mail_index_move_to_memory() fails, make sure the future calls to it also
Timo Sirainen <tss@iki.fi>
parents:
5323
diff
changeset
|
632 return index->map == NULL ? -1 : 0; |
4394
0462137fa4ce
mail_index_move_to_memory(): Don't break if the index is already in memory.
Timo Sirainen <tss@iki.fi>
parents:
4312
diff
changeset
|
633 |
4919
d54145736f99
If mail_index_move_to_memory() was called before index file was opened, we
Timo Sirainen <tss@iki.fi>
parents:
4918
diff
changeset
|
634 /* set the index as being into memory */ |
d54145736f99
If mail_index_move_to_memory() was called before index file was opened, we
Timo Sirainen <tss@iki.fi>
parents:
4918
diff
changeset
|
635 i_free_and_null(index->dir); |
d54145736f99
If mail_index_move_to_memory() was called before index file was opened, we
Timo Sirainen <tss@iki.fi>
parents:
4918
diff
changeset
|
636 |
5274
7641e625fbd5
When moving index file to memory, change the filename to be "(in-memory
Timo Sirainen <tss@iki.fi>
parents:
5273
diff
changeset
|
637 i_free(index->filepath); |
7641e625fbd5
When moving index file to memory, change the filename to be "(in-memory
Timo Sirainen <tss@iki.fi>
parents:
5273
diff
changeset
|
638 index->filepath = i_strdup("(in-memory index)"); |
7641e625fbd5
When moving index file to memory, change the filename to be "(in-memory
Timo Sirainen <tss@iki.fi>
parents:
5273
diff
changeset
|
639 |
3912
fc0b638330a4
Added mbox_min_index_size setting.
Timo Sirainen <tss@iki.fi>
parents:
3911
diff
changeset
|
640 if (index->map == NULL) { |
5224 | 641 /* index was never even opened. just mark it as being in |
3912
fc0b638330a4
Added mbox_min_index_size setting.
Timo Sirainen <tss@iki.fi>
parents:
3911
diff
changeset
|
642 memory and let the caller re-open the index. */ |
fc0b638330a4
Added mbox_min_index_size setting.
Timo Sirainen <tss@iki.fi>
parents:
3911
diff
changeset
|
643 i_assert(index->fd == -1); |
fc0b638330a4
Added mbox_min_index_size setting.
Timo Sirainen <tss@iki.fi>
parents:
3911
diff
changeset
|
644 return -1; |
fc0b638330a4
Added mbox_min_index_size setting.
Timo Sirainen <tss@iki.fi>
parents:
3911
diff
changeset
|
645 } |
fc0b638330a4
Added mbox_min_index_size setting.
Timo Sirainen <tss@iki.fi>
parents:
3911
diff
changeset
|
646 |
3911
3a2fe49912f3
Fixed mail_index_move_to_memory() to work better and made it public
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
647 /* move index map to memory */ |
5278
d569caa88a66
If we run out of disk space, move to in-memory indexes.
Timo Sirainen <tss@iki.fi>
parents:
5274
diff
changeset
|
648 if (!MAIL_INDEX_MAP_IS_IN_MEMORY(index->map)) { |
5689
c2362f144f15
Initial commit for major index file code cleanup.
Timo Sirainen <tss@iki.fi>
parents:
5686
diff
changeset
|
649 map = mail_index_map_clone(index->map); |
5853
d9f319a9d6e0
mail_index_map now contains pointer to index, so all functions taking map
Timo Sirainen <tss@iki.fi>
parents:
5827
diff
changeset
|
650 mail_index_unmap(&index->map); |
5278
d569caa88a66
If we run out of disk space, move to in-memory indexes.
Timo Sirainen <tss@iki.fi>
parents:
5274
diff
changeset
|
651 index->map = map; |
d569caa88a66
If we run out of disk space, move to in-memory indexes.
Timo Sirainen <tss@iki.fi>
parents:
5274
diff
changeset
|
652 } |
3911
3a2fe49912f3
Fixed mail_index_move_to_memory() to work better and made it public
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
653 |
4053
94b3363165c8
If transaction log opening fails, don't crash when trying to move it to
Timo Sirainen <tss@iki.fi>
parents:
4026
diff
changeset
|
654 if (index->log != NULL) { |
94b3363165c8
If transaction log opening fails, don't crash when trying to move it to
Timo Sirainen <tss@iki.fi>
parents:
4026
diff
changeset
|
655 /* move transaction log to memory */ |
5714
dcf5dbb6a76a
mail_transaction_log_move_to_memory() can't fail anymore. Moved the code to
Timo Sirainen <tss@iki.fi>
parents:
5689
diff
changeset
|
656 mail_transaction_log_move_to_memory(index->log); |
4053
94b3363165c8
If transaction log opening fails, don't crash when trying to move it to
Timo Sirainen <tss@iki.fi>
parents:
4026
diff
changeset
|
657 } |
3911
3a2fe49912f3
Fixed mail_index_move_to_memory() to work better and made it public
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
658 |
4876
f1d77064884c
Lock handling changes. Everything goes through file-lock API now and there's
Timo Sirainen <tss@iki.fi>
parents:
4795
diff
changeset
|
659 if (index->file_lock != NULL) |
f1d77064884c
Lock handling changes. Everything goes through file-lock API now and there's
Timo Sirainen <tss@iki.fi>
parents:
4795
diff
changeset
|
660 file_lock_free(&index->file_lock); |
f1d77064884c
Lock handling changes. Everything goes through file-lock API now and there's
Timo Sirainen <tss@iki.fi>
parents:
4795
diff
changeset
|
661 |
3911
3a2fe49912f3
Fixed mail_index_move_to_memory() to work better and made it public
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
662 /* close the index file. */ |
3a2fe49912f3
Fixed mail_index_move_to_memory() to work better and made it public
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
663 if (close(index->fd) < 0) |
3a2fe49912f3
Fixed mail_index_move_to_memory() to work better and made it public
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
664 mail_index_set_syscall_error(index, "close()"); |
3a2fe49912f3
Fixed mail_index_move_to_memory() to work better and made it public
Timo Sirainen <tss@iki.fi>
parents:
3879
diff
changeset
|
665 index->fd = -1; |
5714
dcf5dbb6a76a
mail_transaction_log_move_to_memory() can't fail anymore. Moved the code to
Timo Sirainen <tss@iki.fi>
parents:
5689
diff
changeset
|
666 return 0; |
3833
318c70c1d4ec
Beginnings of fallbacking to in-memory indexes when write fails with "out of
Timo Sirainen <tss@iki.fi>
parents:
3832
diff
changeset
|
667 } |
318c70c1d4ec
Beginnings of fallbacking to in-memory indexes when write fails with "out of
Timo Sirainen <tss@iki.fi>
parents:
3832
diff
changeset
|
668 |
1945 | 669 void mail_index_mark_corrupted(struct mail_index *index) |
1943 | 670 { |
5820
e59892590a02
Handle losing index file better. Handle fsck better.
Timo Sirainen <tss@iki.fi>
parents:
5819
diff
changeset
|
671 index->indexid = 0; |
1945 | 672 |
5772
002aa9bbfcb2
Removed index->hdr. Use index->map->hdr instead.
Timo Sirainen <tss@iki.fi>
parents:
5714
diff
changeset
|
673 index->map->hdr.flags |= MAIL_INDEX_HDR_FLAG_CORRUPTED; |
5775
98d5e3bd4d13
Handle corruption marking by unlinking dovecot.index file. Removed
Timo Sirainen <tss@iki.fi>
parents:
5773
diff
changeset
|
674 if (unlink(index->filepath) < 0 && errno != ENOENT && errno != ESTALE) |
98d5e3bd4d13
Handle corruption marking by unlinking dovecot.index file. Removed
Timo Sirainen <tss@iki.fi>
parents:
5773
diff
changeset
|
675 mail_index_set_syscall_error(index, "unlink()"); |
1943 | 676 } |
677 | |
1915
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
678 int mail_index_set_syscall_error(struct mail_index *index, |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
679 const char *function) |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
680 { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
681 i_assert(function != NULL); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
682 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
683 if (ENOSPACE(errno)) { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
684 index->nodiskspace = TRUE; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
685 return -1; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
686 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
687 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
688 return mail_index_set_error(index, "%s failed with index file %s: %m", |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
689 function, index->filepath); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
690 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
691 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
692 int mail_index_file_set_syscall_error(struct mail_index *index, |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
693 const char *filepath, |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
694 const char *function) |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
695 { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
696 i_assert(filepath != NULL); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
697 i_assert(function != NULL); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
698 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
699 if (ENOSPACE(errno)) { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
700 index->nodiskspace = TRUE; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
701 return -1; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
702 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
703 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
704 return mail_index_set_error(index, "%s failed with file %s: %m", |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
705 function, filepath); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
706 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
707 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
708 const char *mail_index_get_error_message(struct mail_index *index) |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
709 { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
710 return index->error; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
711 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
712 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
713 void mail_index_reset_error(struct mail_index *index) |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
714 { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
715 if (index->error != NULL) { |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
716 i_free(index->error); |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
717 index->error = NULL; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
718 } |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
719 |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
720 index->nodiskspace = FALSE; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
721 index->index_lock_timeout = FALSE; |
79790750c349
importing new index code. mbox still broken.
Timo Sirainen <tss@iki.fi>
parents:
diff
changeset
|
722 } |
2407
fed6d07bd8ee
Transaction log file is now read-lockless.
Timo Sirainen <tss@iki.fi>
parents:
2296
diff
changeset
|
723 |
5666
a0e59849a03d
Better implementation for mail_index_uint32_to_offset() and
Timo Sirainen <tss@iki.fi>
parents:
5627
diff
changeset
|
724 #ifdef WORDS_BIGENDIAN |
a0e59849a03d
Better implementation for mail_index_uint32_to_offset() and
Timo Sirainen <tss@iki.fi>
parents:
5627
diff
changeset
|
725 /* FIXME: Unfortunately these functions were originally written to use |
a0e59849a03d
Better implementation for mail_index_uint32_to_offset() and
Timo Sirainen <tss@iki.fi>
parents:
5627
diff
changeset
|
726 endian-specific code and we can't avoid that without breaking backwards |
a0e59849a03d
Better implementation for mail_index_uint32_to_offset() and
Timo Sirainen <tss@iki.fi>
parents:
5627
diff
changeset
|
727 compatibility. When we do break it, just select one of these. */ |
2407
fed6d07bd8ee
Transaction log file is now read-lockless.
Timo Sirainen <tss@iki.fi>
parents:
2296
diff
changeset
|
728 uint32_t mail_index_uint32_to_offset(uint32_t offset) |
fed6d07bd8ee
Transaction log file is now read-lockless.
Timo Sirainen <tss@iki.fi>
parents:
2296
diff
changeset
|
729 { |
fed6d07bd8ee
Transaction log file is now read-lockless.
Timo Sirainen <tss@iki.fi>
parents:
2296
diff
changeset
|
730 i_assert(offset < 0x40000000); |
fed6d07bd8ee
Transaction log file is now read-lockless.
Timo Sirainen <tss@iki.fi>
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731 i_assert((offset & 3) == 0); |
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732 |
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733 offset >>= 2; |
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734 return 0x00000080 | ((offset & 0x0000007f)) | |
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735 0x00008000 | ((offset & 0x00003f80) >> 7 << 8) | |
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736 0x00800000 | ((offset & 0x001fc000) >> 14 << 16) | |
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737 0x80000000 | ((offset & 0x0fe00000) >> 21 << 24); |
2407
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738 } |
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739 |
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740 uint32_t mail_index_offset_to_uint32(uint32_t offset) |
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741 { |
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742 if ((offset & 0x80808080) != 0x80808080) |
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743 return 0; |
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744 |
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745 return (((offset & 0x0000007f)) | |
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746 ((offset & 0x00007f00) >> 8 << 7) | |
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747 ((offset & 0x007f0000) >> 16 << 14) | |
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748 ((offset & 0x7f000000) >> 24 << 21)) << 2; |
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749 } |
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750 #else |
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751 uint32_t mail_index_uint32_to_offset(uint32_t offset) |
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752 { |
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753 i_assert(offset < 0x40000000); |
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754 i_assert((offset & 3) == 0); |
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755 |
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756 offset >>= 2; |
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757 return 0x80000000 | ((offset & 0x0000007f) << 24) | |
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758 0x00800000 | ((offset & 0x00003f80) >> 7 << 16) | |
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759 0x00008000 | ((offset & 0x001fc000) >> 14 << 8) | |
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760 0x00000080 | ((offset & 0x0fe00000) >> 21); |
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761 } |
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762 |
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763 uint32_t mail_index_offset_to_uint32(uint32_t offset) |
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764 { |
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765 if ((offset & 0x80808080) != 0x80808080) |
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766 return 0; |
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767 |
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768 return (((offset & 0x0000007f) << 21) | |
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769 ((offset & 0x00007f00) >> 8 << 14) | |
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770 ((offset & 0x007f0000) >> 16 << 7) | |
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771 ((offset & 0x7f000000) >> 24)) << 2; |
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772 } |
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773 #endif |