Mercurial > dovecot > core-2.2
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> |
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date | Tue, 02 Feb 2010 23:49:32 +0200 |
parents | 615eef3139c2 |
children | 9c68c8d42ff2 |
rev | line source |
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10582
615eef3139c2
Updated copyright notices to include year 2010.
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1 /* Copyright (c) 2007-2010 Dovecot authors, see the included COPYING file */ |
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2 |
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3 #include "lib.h" |
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4 #include "ioloop.h" |
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5 #include "array.h" |
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6 #include "hex-dec.h" |
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7 #include "hex-binary.h" |
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8 #include "hostpid.h" |
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9 #include "istream.h" |
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10 #include "ostream.h" |
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11 #include "file-lock.h" |
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12 #include "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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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
110 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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111 switch (key) { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
112 case DBOX_HEADER_OLDV1_APPEND_OFFSET: |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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113 break; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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114 case DBOX_HEADER_MSG_HEADER_SIZE: |
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|
115 file->msg_header_size = strtoul(value, NULL, 16); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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116 break; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
117 case DBOX_HEADER_CREATE_STAMP: |
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118 file->create_time = strtoul(value, NULL, 16); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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119 break; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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120 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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121 pos += strlen(value) + 2; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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122 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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123 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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124 if (file->msg_header_size == 0) { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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125 dbox_file_set_corrupted(file, "Missing message header size"); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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126 return -1; |
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127 } |
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128 return 0; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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129 } |
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130 |
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|
131 static int dbox_file_read_header(struct dbox_file *file) |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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132 { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
133 const char *line; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
134 unsigned int hdr_size; |
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135 int ret; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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136 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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137 i_stream_seek(file->input, 0); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
138 line = i_stream_read_next_line(file->input); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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139 if (line == NULL) { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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140 if (file->input->stream_errno == 0) { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
141 dbox_file_set_corrupted(file, |
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142 "EOF while reading file header"); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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143 return 0; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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144 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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145 |
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|
146 dbox_file_set_syscall_error(file, "read()"); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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147 return -1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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148 } |
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149 hdr_size = file->input->v_offset; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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150 T_BEGIN { |
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151 ret = dbox_file_parse_header(file, line) < 0 ? 0 : 1; |
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152 } T_END; |
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153 if (ret > 0) |
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154 file->file_header_size = hdr_size; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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155 return ret; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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156 } |
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157 |
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158 static int dbox_file_open_fd(struct dbox_file *file, bool try_altpath) |
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159 { |
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|
160 const char *path; |
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161 bool alt = FALSE; |
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162 |
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163 /* try the primary path first */ |
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164 path = file->primary_path; |
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165 while ((file->fd = open(path, O_RDWR)) == -1) { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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166 if (errno != ENOENT) { |
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167 mail_storage_set_critical(&file->storage->storage, |
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168 "open(%s) failed: %m", path); |
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169 return -1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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170 } |
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171 |
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172 if (file->alt_path == NULL || alt || !try_altpath) { |
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173 /* not found */ |
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174 return 0; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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175 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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176 |
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|
177 /* try the alternative path */ |
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|
178 path = file->alt_path; |
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|
179 alt = TRUE; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
180 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
181 file->cur_path = path; |
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182 return 1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
183 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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184 |
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185 static int dbox_file_open_full(struct dbox_file *file, bool try_altpath, |
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186 bool *notfound_r) |
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187 { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
188 int ret; |
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189 |
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190 *notfound_r = FALSE; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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191 if (file->input != NULL) |
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|
192 return 1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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193 |
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|
194 if (file->fd == -1) { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
195 T_BEGIN { |
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196 ret = dbox_file_open_fd(file, try_altpath); |
9977
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|
197 } T_END; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
198 if (ret <= 0) { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
199 if (ret < 0) |
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|
200 return -1; |
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201 *notfound_r = TRUE; |
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|
202 return 1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
203 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
204 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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changeset
|
205 |
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|
206 file->input = i_stream_create_fd(file->fd, 0, FALSE); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
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.
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parents:
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|
208 return dbox_file_read_header(file); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
209 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
210 |
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|
211 int dbox_file_open(struct dbox_file *file, bool *deleted_r) |
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212 { |
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213 return dbox_file_open_full(file, TRUE, deleted_r); |
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214 } |
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|
215 |
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|
216 int dbox_file_open_primary(struct dbox_file *file, bool *notfound_r) |
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217 { |
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218 return dbox_file_open_full(file, FALSE, notfound_r); |
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219 } |
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220 |
9977
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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221 int dbox_file_header_write(struct dbox_file *file, struct ostream *output) |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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222 { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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223 string_t *hdr; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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224 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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225 hdr = t_str_new(128); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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226 str_printfa(hdr, "%u %c%x %c%x\n", DBOX_VERSION, |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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227 DBOX_HEADER_MSG_HEADER_SIZE, |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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228 (unsigned int)sizeof(struct dbox_message_header), |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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229 DBOX_HEADER_CREATE_STAMP, (unsigned int)ioloop_time); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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230 |
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231 file->file_version = DBOX_VERSION; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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232 file->file_header_size = str_len(hdr); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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233 file->msg_header_size = sizeof(struct dbox_message_header); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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234 return o_stream_send(output, str_data(hdr), str_len(hdr)); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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235 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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236 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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237 void dbox_file_close(struct dbox_file *file) |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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238 { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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239 dbox_file_unlock(file); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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240 if (file->input != NULL) |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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241 i_stream_unref(&file->input); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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242 if (file->fd != -1) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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243 if (close(file->fd) < 0) |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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244 dbox_file_set_syscall_error(file, "close()"); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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245 file->fd = -1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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246 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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247 file->cur_offset = (uoff_t)-1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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248 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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249 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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250 int dbox_file_try_lock(struct dbox_file *file) |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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251 { |
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252 int ret; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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253 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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254 i_assert(file->fd != -1); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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255 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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256 ret = file_try_lock(file->fd, file->cur_path, F_WRLCK, |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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257 FILE_LOCK_METHOD_FCNTL, &file->lock); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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258 if (ret < 0) { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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259 mail_storage_set_critical(&file->storage->storage, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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260 "file_try_lock(%s) failed: %m", file->cur_path); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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261 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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262 return ret; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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263 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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264 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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265 void dbox_file_unlock(struct dbox_file *file) |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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266 { |
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267 i_assert(!file->appending); |
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268 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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269 if (file->lock != NULL) |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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270 file_unlock(&file->lock); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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271 if (file->input != NULL) |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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272 i_stream_sync(file->input); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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273 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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274 |
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275 int dbox_file_read_mail_header(struct dbox_file *file, uoff_t *physical_size_r) |
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276 { |
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277 struct dbox_message_header hdr; |
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278 const unsigned char *data; |
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279 size_t size; |
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280 int ret; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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281 |
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282 ret = i_stream_read_data(file->input, &data, &size, |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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283 file->msg_header_size - 1); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
284 if (ret <= 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
285 if (file->input->stream_errno == 0) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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286 /* EOF, broken offset or file truncated */ |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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287 dbox_file_set_corrupted(file, "EOF reading msg header " |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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288 "(got %"PRIuSIZE_T"/%u bytes)", |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
289 size, file->msg_header_size); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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290 return 0; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
291 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
292 dbox_file_set_syscall_error(file, "read()"); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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293 return -1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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294 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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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.
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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.
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297 /* probably broken offset */ |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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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.
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299 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
300 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
301 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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302 if (data[file->msg_header_size-1] != '\n') { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
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.
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304 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
305 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
306 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
307 *physical_size_r = hex2dec(hdr.message_size_hex, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
308 sizeof(hdr.message_size_hex)); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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309 return 1; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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changeset
|
310 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
311 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
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.
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|
313 uoff_t *physical_size_r, |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
314 struct istream **stream_r) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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315 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
316 uoff_t size; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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317 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
318 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
319 i_assert(file->input != NULL); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
320 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
321 if (offset == 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
322 offset = file->file_header_size; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
323 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
Timo Sirainen <tss@iki.fi>
parents:
diff
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|
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:
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|
325 i_stream_seek(file->input, offset); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
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:
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changeset
|
327 if (ret <= 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
328 return ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
329 file->cur_offset = offset; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
330 file->cur_physical_size = size; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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331 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
332 i_stream_seek(file->input, offset + file->msg_header_size); |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
333 if (stream_r != NULL) { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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334 *stream_r = i_stream_create_limit(file->input, |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
335 file->cur_physical_size); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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336 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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337 *physical_size_r = file->cur_physical_size; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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338 return 1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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339 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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340 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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341 static int |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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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.
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343 { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
344 const char *line; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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345 int ret; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
346 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
347 i_stream_seek(file->input, *offset); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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348 if ((ret = dbox_file_metadata_skip_header(file)) <= 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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349 return ret; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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350 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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351 /* skip over the actual metadata */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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352 while ((line = i_stream_read_next_line(file->input)) != NULL) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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353 if (*line == DBOX_METADATA_OLDV1_SPACE || *line == '\0') { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
354 /* end of metadata */ |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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355 break; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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356 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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357 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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358 *offset = file->input->v_offset; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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359 return 1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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360 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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361 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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362 void dbox_file_seek_rewind(struct dbox_file *file) |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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363 { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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364 file->cur_offset = (uoff_t)-1; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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365 } |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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366 |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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367 int dbox_file_seek_next(struct dbox_file *file, uoff_t *offset_r, bool *last_r) |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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368 { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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369 uoff_t offset, size; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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370 int ret; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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371 |
10524 | 372 i_assert(file->input != NULL); |
373 | |
9977
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374 if (file->cur_offset == (uoff_t)-1) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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375 /* first mail. we may not have read the file at all yet, |
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376 so set the offset afterwards. */ |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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377 offset = 0; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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378 } else { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
379 offset = file->cur_offset + file->msg_header_size + |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
380 file->cur_physical_size; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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381 if ((ret = dbox_file_seek_next_at_metadata(file, &offset)) <= 0) { |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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382 *offset_r = file->cur_offset; |
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383 return ret; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
384 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
385 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
386 *offset_r = offset; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
387 |
10524 | 388 if (i_stream_is_eof(file->input)) { |
9977
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389 *last_r = TRUE; |
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390 return 0; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
391 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
392 *last_r = FALSE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
393 |
0bb321c347ae
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394 ret = dbox_file_get_mail_stream(file, offset, &size, NULL); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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395 if (*offset_r == 0) |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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396 *offset_r = file->file_header_size; |
0bb321c347ae
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|
397 return ret; |
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Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
398 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
399 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
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.
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parents:
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|
401 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
402 struct dbox_file_append_context *ctx; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
403 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
404 i_assert(!file->appending); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
405 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
406 file->appending = TRUE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
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|
407 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
408 ctx = i_new(struct dbox_file_append_context, 1); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
409 ctx->file = file; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
410 if (file->fd != -1) { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
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|
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:
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|
412 o_stream_cork(ctx->output); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
413 } |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
414 return ctx; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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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.
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diff
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|
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.
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parents:
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|
418 { |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
419 struct dbox_file_append_context *ctx = *_ctx; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
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|
420 int ret; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
421 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
422 i_assert(ctx->file->appending); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
423 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
424 *_ctx = NULL; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
425 |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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|
426 ret = dbox_file_append_flush(ctx); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
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|
427 o_stream_unref(&ctx->output); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
diff
changeset
|
428 ctx->file->appending = FALSE; |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
429 i_free(ctx); |
0bb321c347ae
Split dbox (single-dbox) and mdbox (multi-dbox) into separate storage backends.
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parents:
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|
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 } |