annotate src/lib-storage/index/dbox-common/dbox-file.c @ 10635:c60910419861 HEAD

mdbox: Purging now also moves mails to alt storage (if it's used). mdbox_altmove setting specifies how old files should be moved.
author Timo Sirainen <tss@iki.fi>
date Tue, 02 Feb 2010 23:49:32 +0200
parents 615eef3139c2
children 9c68c8d42ff2
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
10582
615eef3139c2 Updated copyright notices to include year 2010.
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parents: 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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109 value = *tmp + 1;
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110
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111 switch (key) {
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112 case DBOX_HEADER_OLDV1_APPEND_OFFSET:
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113 break;
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114 case DBOX_HEADER_MSG_HEADER_SIZE:
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115 file->msg_header_size = strtoul(value, NULL, 16);
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116 break;
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117 case DBOX_HEADER_CREATE_STAMP:
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118 file->create_time = strtoul(value, NULL, 16);
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119 break;
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120 }
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121 pos += strlen(value) + 2;
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122 }
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parents:
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123
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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diff changeset
124 if (file->msg_header_size == 0) {
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125 dbox_file_set_corrupted(file, "Missing message header size");
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126 return -1;
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127 }
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128 return 0;
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129 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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130
0bb321c347ae 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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132 {
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133 const char *line;
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Timo Sirainen <tss@iki.fi>
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diff changeset
134 unsigned int hdr_size;
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135 int ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
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diff changeset
136
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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diff changeset
137 i_stream_seek(file->input, 0);
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138 line = i_stream_read_next_line(file->input);
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139 if (line == NULL) {
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diff changeset
140 if (file->input->stream_errno == 0) {
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Timo Sirainen <tss@iki.fi>
parents:
diff changeset
141 dbox_file_set_corrupted(file,
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142 "EOF while reading file header");
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143 return 0;
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144 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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145
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
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diff changeset
146 dbox_file_set_syscall_error(file, "read()");
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147 return -1;
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148 }
0bb321c347ae 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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diff changeset
150 T_BEGIN {
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diff changeset
151 ret = dbox_file_parse_header(file, line) < 0 ? 0 : 1;
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152 } T_END;
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Timo Sirainen <tss@iki.fi>
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153 if (ret > 0)
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Timo Sirainen <tss@iki.fi>
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diff changeset
154 file->file_header_size = hdr_size;
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155 return ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
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diff changeset
156 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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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 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
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diff changeset
160 const char *path;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
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diff changeset
161 bool alt = FALSE;
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Timo Sirainen <tss@iki.fi>
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diff changeset
162
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
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diff changeset
163 /* try the primary path first */
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164 path = file->primary_path;
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diff changeset
165 while ((file->fd = open(path, O_RDWR)) == -1) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
166 if (errno != ENOENT) {
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Timo Sirainen <tss@iki.fi>
parents:
diff changeset
167 mail_storage_set_critical(&file->storage->storage,
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Timo Sirainen <tss@iki.fi>
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diff changeset
168 "open(%s) failed: %m", path);
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diff changeset
169 return -1;
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diff changeset
170 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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diff changeset
171
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172 if (file->alt_path == NULL || alt || !try_altpath) {
9977
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Timo Sirainen <tss@iki.fi>
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diff changeset
173 /* not found */
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Timo Sirainen <tss@iki.fi>
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diff changeset
174 return 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
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diff changeset
175 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
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diff changeset
176
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
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diff changeset
177 /* try the alternative path */
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diff changeset
178 path = file->alt_path;
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diff changeset
179 alt = TRUE;
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diff changeset
180 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
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diff changeset
181 file->cur_path = path;
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parents:
diff changeset
182 return 1;
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Timo Sirainen <tss@iki.fi>
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diff changeset
183 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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diff changeset
184
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diff changeset
185 static int dbox_file_open_full(struct dbox_file *file, bool try_altpath,
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diff changeset
186 bool *notfound_r)
9977
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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diff changeset
187 {
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diff changeset
188 int ret;
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diff changeset
189
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diff changeset
190 *notfound_r = FALSE;
9977
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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diff changeset
191 if (file->input != NULL)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff changeset
192 return 1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
193
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
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diff changeset
194 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
195 T_BEGIN {
10635
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diff changeset
196 ret = dbox_file_open_fd(file, try_altpath);
9977
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
197 } T_END;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
198 if (ret <= 0) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
199 if (ret < 0)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
200 return -1;
10635
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diff changeset
201 *notfound_r = TRUE;
9977
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
202 return 1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
203 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
204 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
205
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
206 file->input = i_stream_create_fd(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
207 i_stream_set_init_buffer_size(file->input, DBOX_READ_BLOCK_SIZE);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
208 return dbox_file_read_header(file);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
209 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
210
10635
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parents: 10582
diff changeset
211 int dbox_file_open(struct dbox_file *file, bool *deleted_r)
c60910419861 mdbox: Purging now also moves mails to alt storage (if it's used).
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parents: 10582
diff changeset
212 {
c60910419861 mdbox: Purging now also moves mails to alt storage (if it's used).
Timo Sirainen <tss@iki.fi>
parents: 10582
diff changeset
213 return dbox_file_open_full(file, TRUE, deleted_r);
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diff changeset
214 }
c60910419861 mdbox: Purging now also moves mails to alt storage (if it's used).
Timo Sirainen <tss@iki.fi>
parents: 10582
diff changeset
215
c60910419861 mdbox: Purging now also moves mails to alt storage (if it's used).
Timo Sirainen <tss@iki.fi>
parents: 10582
diff changeset
216 int dbox_file_open_primary(struct dbox_file *file, bool *notfound_r)
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diff changeset
217 {
c60910419861 mdbox: Purging now also moves mails to alt storage (if it's used).
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parents: 10582
diff changeset
218 return dbox_file_open_full(file, FALSE, notfound_r);
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diff changeset
219 }
c60910419861 mdbox: Purging now also moves mails to alt storage (if it's used).
Timo Sirainen <tss@iki.fi>
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diff changeset
220
9977
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Timo Sirainen <tss@iki.fi>
parents:
diff changeset
221 int dbox_file_header_write(struct dbox_file *file, struct ostream *output)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
222 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
223 string_t *hdr;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
224
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
225 hdr = t_str_new(128);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
226 str_printfa(hdr, "%u %c%x %c%x\n", DBOX_VERSION,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
227 DBOX_HEADER_MSG_HEADER_SIZE,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
228 (unsigned int)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
229 DBOX_HEADER_CREATE_STAMP, (unsigned int)ioloop_time);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
230
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
231 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
232 file->file_header_size = str_len(hdr);
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Timo Sirainen <tss@iki.fi>
parents:
diff changeset
233 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
234 return o_stream_send(output, str_data(hdr), str_len(hdr));
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
235 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
236
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
237 void dbox_file_close(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
238 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
239 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
240 if (file->input != NULL)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
241 i_stream_unref(&file->input);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
242 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
243 if (close(file->fd) < 0)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
244 dbox_file_set_syscall_error(file, "close()");
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
245 file->fd = -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
246 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
247 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
248 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
249
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
250 int dbox_file_try_lock(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
251 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
252 int ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
253
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
254 i_assert(file->fd != -1);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
255
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
256 ret = file_try_lock(file->fd, file->cur_path, F_WRLCK,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
257 FILE_LOCK_METHOD_FCNTL, &file->lock);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
258 if (ret < 0) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
259 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
260 "file_try_lock(%s) failed: %m", file->cur_path);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
261 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
262 return ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
263 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
264
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
265 void dbox_file_unlock(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
266 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
267 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
268
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
269 if (file->lock != NULL)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
270 file_unlock(&file->lock);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
271 if (file->input != NULL)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
272 i_stream_sync(file->input);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
273 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
274
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
275 int dbox_file_read_mail_header(struct dbox_file *file, uoff_t *physical_size_r)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
276 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
277 struct dbox_message_header hdr;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
278 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
279 size_t size;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
280 int ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
281
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
282 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
283 file->msg_header_size - 1);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
284 if (ret <= 0) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
285 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
286 /* EOF, broken offset or file truncated */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
287 dbox_file_set_corrupted(file, "EOF reading msg header "
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
288 "(got %"PRIuSIZE_T"/%u bytes)",
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
289 size, file->msg_header_size);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
290 return 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
291 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
292 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
293 return -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
294 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
295 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
296 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
297 /* probably broken offset */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
298 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
299 return 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
300 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
301
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
302 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
303 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
304 return 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
305 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
306
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
307 *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
308 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
309 return 1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
310 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
311
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
312 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
313 uoff_t *physical_size_r,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
314 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
315 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
316 uoff_t size;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
317 int ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
318
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
319 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
320
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
321 if (offset == 0)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
322 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
323
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
324 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
325 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
326 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
327 if (ret <= 0)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
328 return ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
329 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
330 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
331 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
332 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
333 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
334 *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
335 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
336 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
337 *physical_size_r = 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
338 return 1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
339 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
340
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
341 static int
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
342 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
343 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
344 const char *line;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
345 int ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
346
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
347 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
348 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
349 return ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
350
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
351 /* 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
352 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
353 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
354 /* end of metadata */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
355 break;
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 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
358 *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
359 return 1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
360 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
361
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
362 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
363 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
364 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
365 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
366
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
367 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
368 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
369 uoff_t offset, size;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
370 int ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
371
10524
824b7072c6d9 dbox: Added assert.
Timo Sirainen <tss@iki.fi>
parents: 9977
diff changeset
372 i_assert(file->input != NULL);
824b7072c6d9 dbox: Added assert.
Timo Sirainen <tss@iki.fi>
parents: 9977
diff changeset
373
9977
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
374 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
375 /* 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
376 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
377 offset = 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
378 } else {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
379 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
380 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
381 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
382 *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
383 return ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
384 }
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 *offset_r = offset;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
387
10524
824b7072c6d9 dbox: Added assert.
Timo Sirainen <tss@iki.fi>
parents: 9977
diff changeset
388 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
389 *last_r = TRUE;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
390 return 0;
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 *last_r = FALSE;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
393
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
394 ret = dbox_file_get_mail_stream(file, offset, &size, NULL);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
395 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
396 *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
397 return ret;
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
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
400 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
401 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
402 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
403
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
404 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
405
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
406 file->appending = TRUE;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
407
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
408 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
409 ctx->file = file;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
410 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
411 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
412 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
413 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
414 return ctx;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
415 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
416
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
417 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
418 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
419 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
420 int ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
421
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
422 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
423
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
424 *_ctx = NULL;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
425
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
426 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
427 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
428 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
429 i_free(ctx);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
430 return 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
431 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
432
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
433 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
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 *ctx = *_ctx;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
436 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
437 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
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(ctx->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 *_ctx = NULL;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
442 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
443 /* nothing changed */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
444 } 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
445 /* rollbacking everything */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
446 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
447 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
448 close_file = TRUE;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
449 } else {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
450 /* 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
451 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
452 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
453 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
454 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
455 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
456 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
457 i_free(ctx);
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 if (close_file)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
460 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
461 file->appending = FALSE;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
462 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
463
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
464 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
465 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
466 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
467 return 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
468
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
469 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
470 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
471 return -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
472 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
473
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
474 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
475 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
476 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
477 return -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
478 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
479 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
480 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
481 return 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
482 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
483
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
484 int dbox_file_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
485 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
486 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
487 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
488 struct stat st;
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 /* 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
492 return -1;
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
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
495 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
496 /* 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
497 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
498 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
499 return -1;
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 *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
502 return 1;
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
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
505 /* 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
506 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
507 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
508 /* 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
509 return 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
510 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
511
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
512 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
513 /* 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
514 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
515 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
516 return -1;
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 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
519 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
520 *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
521 return 1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
522 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
523
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
524 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
525 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
526 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
527 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
528 size_t size;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
529 int ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
530
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
531 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
532 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
533 if (ret <= 0) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
534 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
535 /* EOF, broken offset */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
536 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
537 "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
538 return 0;
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 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
541 return -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
542 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
543 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
544 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
545 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
546 /* probably broken offset */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
547 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
548 "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
549 return 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
550 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
551 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
552 return 1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
553 }
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 static int
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
556 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
557 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
558 const char *line;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
559 int ret;
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 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
562 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
563 else {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
564 file->metadata_pool =
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
565 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
566 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
567 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
568
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
569 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
570 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
571 return ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
572
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
573 ret = 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
574 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
575 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
576 /* end of metadata */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
577 ret = 1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
578 break;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
579 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
580 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
581 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
582 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
583 if (ret == 0)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
584 dbox_file_set_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
585 return ret;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
586 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
587
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
588 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
589 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
590 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
591 int ret;
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 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
594
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
595 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
596 return 1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
597
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
598 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
599 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
600 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
601 if (ret <= 0)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
602 return ret;
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 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
605 return 1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
606 }
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 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
609 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
610 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
611 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
612 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
613
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
614 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
615 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
616 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
617 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
618 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
619 return NULL;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
620 }
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 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
623 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
624 struct ostream *output;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
625 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
626 struct stat st;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
627 bool deleted;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
628 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
629
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
630 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
631 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
632
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
633 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
634 return 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
635
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
636 if (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
637 /* 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
638 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
639 return 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
640 }
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 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
643 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
644 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
645 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
646 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
647 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
648
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
649 /* 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
650 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
651 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
652 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
653 return -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
654
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
655 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
656 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
657 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
658 if (ret == 0)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
659 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
660 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
661 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
662 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
663 "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
664 ret = -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
665 } 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
666 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
667 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
668 ret = -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
669 } 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
670 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
671 "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
672 "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
673 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
674 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
675 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
676
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
677 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
678 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
679 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
680 "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
681 ret = -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
682 }
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 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
685 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
686 "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
687 ret = -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
688 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
689 if (ret < 0) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
690 (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
691 return -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
692 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
693
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
694 /* 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
695 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
696 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
697 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
698 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
699 "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
700 (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
701 return -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
702 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
703 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
704 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
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 "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
707 (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
708 return -1;
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 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
711 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
712 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
713 if (errno == EACCES) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
714 /* 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
715 (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
716 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
717 /* 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
718 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
719 return -1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
720 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
721
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
722 /* 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
723 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
724 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
725 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
726 "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
727 return -1;
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 return 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
730 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
731
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
732 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
733 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
734 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
735 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
736 memcpy(dbox_msg_hdr->magic_pre, DBOX_MAGIC_PRE,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
737 sizeof(dbox_msg_hdr->magic_pre));
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
738 dbox_msg_hdr->type = DBOX_MESSAGE_TYPE_NORMAL;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
739 dec2hex(dbox_msg_hdr->message_size_hex, message_size,
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
740 sizeof(dbox_msg_hdr->message_size_hex));
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
741 dbox_msg_hdr->save_lf = '\n';
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
742 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
743
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
744 int dbox_file_unlink(struct dbox_file *file)
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
745 {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
746 const char *path;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
747 bool alt = FALSE;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
748
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
749 path = file->primary_path;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
750 while (unlink(path) < 0) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
751 if (errno != ENOENT) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
752 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
753 "unlink(%s) failed: %m", path);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
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 if (file->alt_path == NULL || alt) {
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
757 /* not found */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
758 i_warning("dbox: File unexpectedly lost: %s",
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
759 file->primary_path);
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
760 return 0;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
761 }
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
762
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
763 /* try the alternative path */
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
764 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
765 alt = TRUE;
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 return 1;
0bb321c347ae Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff changeset
768 }