Mercurial > noffle
annotate src/database.c @ 248:cd022deb8390 noffle
[svn] I've hopefully no further bugs introduced.
author | mirkol |
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date | Tue, 26 Mar 2002 17:52:48 +0000 |
parents | 7a830ce3211e |
children | 52f467c7213b |
rev | line source |
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1 /* |
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2 database.c |
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3 |
247 | 4 $Id: database.c 379 2002-03-26 17:52:01Z mirkol $ |
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5 |
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6 Uses GNU gdbm library. Using Berkeley db (included in libc6) was |
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7 cumbersome. It is based on Berkeley db 1.85, which has severe bugs |
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8 (e.g. it is not recommended to delete or overwrite entries with |
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9 overflow pages). |
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10 */ |
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11 |
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12 #if HAVE_CONFIG_H |
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13 #include <config.h> |
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14 #endif |
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15 |
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16 #include <stdio.h> |
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17 #include <ctype.h> |
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18 #include <errno.h> |
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19 #include <fcntl.h> |
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20 #include <gdbm.h> |
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21 #include <unistd.h> |
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22 #include <sys/types.h> |
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23 #include <sys/stat.h> |
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24 #include "configfile.h" |
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25 #include "database.h" |
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26 #include "itemlist.h" |
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27 #include "log.h" |
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28 #include "protocol.h" |
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29 #include "util.h" |
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30 #include "portable.h" |
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31 |
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32 static struct Db |
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33 { |
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34 GDBM_FILE dbf; |
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35 |
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36 /* Start string for Xref header line: "Xref: <host>" */ |
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37 Str xrefHost; |
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38 |
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39 /* Msg Id of presently loaded article, empty if none loaded */ |
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40 Str msgId; |
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41 |
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42 /* Status of loaded article */ |
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43 int status; /* Flags */ |
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44 time_t lastAccess; |
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45 |
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46 /* Overview of loaded article */ |
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47 Str subj; |
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48 Str from; |
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49 Str date; |
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50 Str ref; |
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51 Str xref; |
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52 size_t bytes; |
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53 size_t lines; |
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54 |
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55 /* Article text (except for overview header lines) */ |
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56 DynStr *txt; |
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57 |
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58 } db = { NULL, "(unknown)", "", 0, 0, "", "", "", "", "", 0, 0, NULL }; |
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59 |
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60 static const char * |
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61 errMsg( void ) |
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62 { |
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63 if ( errno != 0 ) |
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64 return strerror( errno ); |
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65 return gdbm_strerror( gdbm_errno ); |
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66 } |
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67 |
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68 Bool |
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69 Db_open( void ) |
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70 { |
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71 Str name, host; |
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72 int flags; |
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73 |
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74 ASSERT( db.dbf == NULL ); |
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75 snprintf( name, MAXCHAR, "%s/data/articles.gdbm", Cfg_spoolDir() ); |
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76 flags = GDBM_WRCREAT | GDBM_FAST; |
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77 |
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78 if ( ! ( db.dbf = gdbm_open( name, 512, flags, 0644, NULL ) ) ) |
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79 { |
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80 Log_err( "Error opening %s for r/w (%s)", name, errMsg() ); |
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81 return FALSE; |
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82 } |
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83 Log_dbg( LOG_DBG_NEWSBASE, "%s opened for r/w", name ); |
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84 |
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85 if ( db.txt == NULL ) |
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86 db.txt = new_DynStr( 5000 ); |
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87 |
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88 if ( ! Utl_getFQDN( host ) ) |
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89 Utl_cpyStr( host, "localhost.localdomain" ); |
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90 snprintf( db.xrefHost, MAXCHAR, "Xref: %s", host ); |
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91 |
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92 return TRUE; |
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93 } |
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94 |
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95 void |
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96 Db_close( void ) |
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97 { |
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98 ASSERT( db.dbf ); |
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99 Log_dbg( LOG_DBG_NEWSBASE, "Closing database" ); |
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100 gdbm_close( db.dbf ); |
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101 db.dbf = NULL; |
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102 del_DynStr( db.txt ); |
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103 db.txt = NULL; |
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104 Utl_cpyStr( db.msgId, "" ); |
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105 } |
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106 |
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107 static Bool |
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108 loadArt( const char *msgId ) |
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109 { |
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110 static void *dptr = NULL; |
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111 |
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112 datum key, val; |
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113 Str t = ""; |
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114 const char *p; |
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115 |
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116 ASSERT( db.dbf ); |
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117 |
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118 if ( strcmp( msgId, db.msgId ) == 0 ) |
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119 return TRUE; |
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120 |
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121 key.dptr = (void *)msgId; |
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122 key.dsize = strlen( msgId ) + 1; |
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123 if ( dptr != NULL ) |
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124 { |
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125 free( dptr ); |
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126 dptr = NULL; |
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127 } |
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128 val = gdbm_fetch( db.dbf, key ); |
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129 dptr = val.dptr; |
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130 if ( dptr == NULL ) |
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131 { |
185
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132 Log_dbg( LOG_DBG_NEWSBASE, |
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133 "database.c loadArt: gdbm_fetch found no entry" ); |
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134 return FALSE; |
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135 } |
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136 |
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137 Utl_cpyStr( db.msgId, msgId ); |
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138 p = Utl_getLn( t, (char *)dptr ); |
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139 if ( ! p || sscanf( t, "%x", &db.status ) != 1 ) |
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140 { |
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141 Log_err( "Entry in database '%s' is corrupt (status)", msgId ); |
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142 return FALSE; |
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143 } |
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144 p = Utl_getLn( t, p ); |
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145 if ( ! p || sscanf( t, "%lu", &db.lastAccess ) != 1 ) |
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146 { |
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147 Log_err( "Entry in database '%s' is corrupt (lastAccess)", msgId ); |
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148 return FALSE; |
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149 } |
247 | 150 p = Utl_getHeaderLn( db.subj, p ); |
151 p = Utl_getHeaderLn( db.from, p ); | |
152 p = Utl_getHeaderLn( db.date, p ); | |
153 p = Utl_getHeaderLn( db.ref, p ); | |
154 p = Utl_getHeaderLn( db.xref, p ); | |
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155 if ( ! p ) |
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156 { |
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157 Log_err( "Entry in database '%s' is corrupt (overview)", msgId ); |
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158 return FALSE; |
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159 } |
247 | 160 p = Utl_getHeaderLn( t, p ); |
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161 if ( ! p || sscanf( t, "%u", &db.bytes ) != 1 ) |
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162 { |
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163 Log_err( "Entry in database '%s' is corrupt (bytes)", msgId ); |
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164 return FALSE; |
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165 } |
247 | 166 p = Utl_getHeaderLn( t, p ); |
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167 if ( ! p || sscanf( t, "%u", &db.lines ) != 1 ) |
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168 { |
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169 Log_err( "Entry in database '%s' is corrupt (lines)", msgId ); |
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170 return FALSE; |
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171 } |
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172 DynStr_clear( db.txt ); |
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173 DynStr_app( db.txt, p ); |
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174 return TRUE; |
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175 } |
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176 |
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177 static Bool |
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178 saveArt( void ) |
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179 { |
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180 DynStr *s; |
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181 Str t = ""; |
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182 datum key, val; |
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183 |
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184 if ( strcmp( db.msgId, "" ) == 0 ) |
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185 return FALSE; |
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186 s = new_DynStr( 5000 ); |
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187 snprintf( t, MAXCHAR, "%x", db.status ); |
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188 DynStr_appLn( s, t ); |
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189 snprintf( t, MAXCHAR, "%lu", db.lastAccess ); |
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190 DynStr_appLn( s, t ); |
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191 DynStr_appLn( s, db.subj ); |
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192 DynStr_appLn( s, db.from ); |
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193 DynStr_appLn( s, db.date ); |
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194 DynStr_appLn( s, db.ref ); |
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195 DynStr_appLn( s, db.xref ); |
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196 snprintf( t, MAXCHAR, "%u", db.bytes ); |
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197 DynStr_appLn( s, t ); |
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198 snprintf( t, MAXCHAR, "%u", db.lines ); |
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199 DynStr_appLn( s, t ); |
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200 DynStr_appDynStr( s, db.txt ); |
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201 |
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202 key.dptr = (void *)db.msgId; |
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203 key.dsize = strlen( db.msgId ) + 1; |
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204 val.dptr = (void *)DynStr_str( s ); |
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205 val.dsize = DynStr_len( s ) + 1; |
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206 if ( gdbm_store( db.dbf, key, val, GDBM_REPLACE ) != 0 ) |
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207 { |
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208 Log_err( "Could not store %s in database (%s)", errMsg() ); |
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209 return FALSE; |
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210 } |
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211 |
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212 del_DynStr( s ); |
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213 return TRUE; |
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214 } |
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215 |
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216 Bool |
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217 Db_prepareEntry( const Over *ov, const char *grp, int numb ) |
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218 { |
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219 const char *msgId; |
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220 |
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221 ASSERT( db.dbf ); |
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222 ASSERT( ov ); |
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223 ASSERT( grp ); |
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224 |
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225 msgId = Ov_msgId( ov ); |
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226 Log_dbg( LOG_DBG_NEWSBASE, "Preparing entry %s", msgId ); |
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227 if ( Db_contains( msgId ) ) |
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228 Log_err( "Preparing article twice: %s", msgId ); |
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229 |
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230 db.status = DB_NOT_DOWNLOADED; |
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231 db.lastAccess = time( NULL ); |
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232 |
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233 Utl_cpyStr( db.msgId, msgId ); |
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234 Utl_cpyStr( db.subj, Ov_subj( ov ) ); |
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235 Utl_cpyStr( db.from, Ov_from( ov ) ); |
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236 Utl_cpyStr( db.date, Ov_date( ov ) ); |
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237 Utl_cpyStr( db.ref, Ov_ref( ov ) ); |
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238 snprintf( db.xref, MAXCHAR, "%s:%i", grp, numb ); |
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239 db.bytes = Ov_bytes( ov ); |
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240 db.lines = Ov_lines( ov ); |
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241 |
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242 DynStr_clear( db.txt ); |
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243 |
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244 return saveArt(); |
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245 } |
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246 |
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247 Bool |
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248 Db_storeArt( const char *msgId, const char *artTxt ) |
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249 { |
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250 Str line, lineEx, field, value; |
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251 |
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252 ASSERT( db.dbf ); |
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253 |
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254 Log_dbg( LOG_DBG_NEWSBASE, "Store article %s", msgId ); |
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255 if ( ! loadArt( msgId ) ) |
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256 { |
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257 Log_err( "Cannot find info about '%s' in database", msgId ); |
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258 return FALSE; |
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259 } |
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260 if ( ! ( db.status & DB_NOT_DOWNLOADED ) ) |
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261 { |
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262 Log_err( "Trying to store already retrieved article '%s'", msgId ); |
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263 return FALSE; |
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264 } |
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265 db.status &= ~DB_NOT_DOWNLOADED; |
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266 db.status &= ~DB_RETRIEVING_FAILED; |
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267 db.lastAccess = time( NULL ); |
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268 |
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269 DynStr_clear( db.txt ); |
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270 |
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271 /* Read header */ |
109 | 272 while ( ( artTxt = Utl_getHeaderLn( lineEx, artTxt ) ) != NULL ) |
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273 { |
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274 if ( lineEx[ 0 ] == '\0' ) |
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275 { |
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276 DynStr_appLn( db.txt, lineEx ); |
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277 break; |
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278 } |
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279 /* Remove fields already in overview and handle x-noffle |
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280 headers correctly in case of cascading NOFFLEs */ |
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281 if ( Prt_getField( field, value, lineEx ) ) |
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282 { |
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283 if ( strcmp( field, "x-noffle-status" ) == 0 ) |
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284 { |
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285 if ( strstr( value, "NOT_DOWNLOADED" ) != 0 ) |
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286 db.status |= DB_NOT_DOWNLOADED; |
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287 } |
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288 else if ( strcmp( field, "message-id" ) != 0 |
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289 && strcmp( field, "xref" ) != 0 |
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290 && strcmp( field, "references" ) != 0 |
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291 && strcmp( field, "subject" ) != 0 |
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292 && strcmp( field, "from" ) != 0 |
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293 && strcmp( field, "date" ) != 0 |
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294 && strcmp( field, "bytes" ) != 0 |
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295 && strcmp( field, "lines" ) != 0 |
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296 && strcmp( field, "x-noffle-lastaccess" ) != 0 ) |
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297 DynStr_appLn( db.txt, lineEx ); |
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298 } |
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299 } |
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300 |
109 | 301 if ( artTxt == NULL ) |
302 { | |
303 Log_err( "Article %s malformed: missing body", msgId ); | |
304 return FALSE; | |
305 } | |
306 | |
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307 /* Read body */ |
109 | 308 while ( ( artTxt = Utl_getLn( line, artTxt ) ) != NULL ) |
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309 if ( ! ( db.status & DB_NOT_DOWNLOADED ) ) |
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310 DynStr_appLn( db.txt, line ); |
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311 |
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312 return saveArt(); |
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313 } |
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314 |
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315 void |
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316 Db_setStatus( const char *msgId, int status ) |
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317 { |
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318 if ( loadArt( msgId ) ) |
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319 { |
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320 db.status = status; |
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321 saveArt(); |
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322 } |
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323 } |
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324 |
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325 void |
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326 Db_updateLastAccess( const char *msgId ) |
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327 { |
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328 if ( loadArt( msgId ) ) |
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329 { |
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330 db.lastAccess = time( NULL ); |
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331 saveArt(); |
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332 } |
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333 } |
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334 |
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335 void |
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336 Db_setXref( const char *msgId, const char *xref ) |
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337 { |
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338 if ( loadArt( msgId ) ) |
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339 { |
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340 Utl_cpyStr( db.xref, xref ); |
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341 saveArt(); |
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342 } |
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343 } |
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344 |
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345 /* Search best position for breaking a line */ |
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346 static const char * |
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347 searchBreakPos( const char *line, int wantedLength ) |
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348 { |
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349 const char *lastSpace = NULL; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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350 Bool lastWasSpace = FALSE; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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351 int len = 0; |
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352 |
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353 while ( *line != '\0' ) |
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354 { |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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355 if ( isspace( *line ) ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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356 { |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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357 if ( len > wantedLength && lastSpace != NULL ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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358 return lastSpace; |
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359 if ( ! lastWasSpace ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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360 lastSpace = line; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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361 lastWasSpace = TRUE; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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362 } |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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363 else |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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364 lastWasSpace = FALSE; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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365 ++len; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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366 ++line; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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367 } |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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368 if ( len > wantedLength && lastSpace != NULL ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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369 return lastSpace; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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370 return line; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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371 } |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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372 |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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373 /* Append header line by breaking long line into multiple lines */ |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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374 static void |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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375 appendLongHeader( DynStr *target, const char *field, const char *value ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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376 { |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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377 const int wantedLength = 78; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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378 const char *breakPos, *old; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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379 int len; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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380 |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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381 len = strlen( field ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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382 DynStr_appN( target, field, len ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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383 DynStr_appN( target, " ", 1 ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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384 old = value; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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385 while ( isspace( *old ) ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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386 ++old; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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387 breakPos = searchBreakPos( old, wantedLength - len - 1 ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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388 DynStr_appN( target, old, breakPos - old ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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389 if ( *breakPos == '\0' ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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390 { |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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391 DynStr_appN( target, "\n", 1 ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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392 return; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
393 } |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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394 DynStr_appN( target, "\n ", 2 ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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395 while ( TRUE ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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396 { |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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397 old = breakPos; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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398 while ( isspace( *old ) ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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399 ++old; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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400 breakPos = searchBreakPos( old, wantedLength - 1 ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
401 DynStr_appN( target, old, breakPos - old ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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402 if ( *breakPos == '\0' ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
403 { |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
404 DynStr_appN( target, "\n", 1 ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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405 return; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
406 } |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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407 DynStr_appN( target, "\n ", 2 ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
408 } |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff
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|
409 } |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
410 |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
411 const char * |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
412 Db_header( const char *msgId ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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413 { |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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414 static DynStr *s = NULL; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
415 |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
416 Str date, t; |
61
adf0af5152f7
[svn] Renamed some variables and function names, because they caused compiler
enz
parents:
54
diff
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|
417 int status; |
43
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
418 const char *p; |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
419 |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
420 if ( s == NULL ) |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
421 s = new_DynStr( 5000 ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
422 else |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff
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|
423 DynStr_clear( s ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff
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|
424 ASSERT( db.dbf ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff
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|
425 if ( ! loadArt( msgId ) ) |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff
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|
426 return NULL; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff
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|
427 strftime( date, MAXCHAR, "%Y-%m-%d %H:%M:%S", |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
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diff
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|
428 localtime( &db.lastAccess ) ); |
61
adf0af5152f7
[svn] Renamed some variables and function names, because they caused compiler
enz
parents:
54
diff
changeset
|
429 status = db.status; |
43
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
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diff
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|
430 snprintf( t, MAXCHAR, |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff
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|
431 "Message-ID: %s\n" |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff
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|
432 "X-NOFFLE-Status:%s%s%s\n" |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff
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|
433 "X-NOFFLE-LastAccess: %s\n", |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
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|
434 msgId, |
61
adf0af5152f7
[svn] Renamed some variables and function names, because they caused compiler
enz
parents:
54
diff
changeset
|
435 status & DB_INTERESTING ? " INTERESTING" : "", |
adf0af5152f7
[svn] Renamed some variables and function names, because they caused compiler
enz
parents:
54
diff
changeset
|
436 status & DB_NOT_DOWNLOADED ? " NOT_DOWNLOADED" : "", |
adf0af5152f7
[svn] Renamed some variables and function names, because they caused compiler
enz
parents:
54
diff
changeset
|
437 status & DB_RETRIEVING_FAILED ? " RETRIEVING_FAILED" : "", |
43
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
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diff
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|
438 date ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
439 DynStr_app( s, t ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
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|
440 appendLongHeader( s, "Subject:", db.subj ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
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|
441 appendLongHeader( s, "From:", db.from ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
442 appendLongHeader( s, "Date:", db.date ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
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|
443 appendLongHeader( s, "References:", db.ref ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
444 DynStr_app( s, "Bytes: " ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
445 snprintf( t, MAXCHAR, "%u", db.bytes ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
446 DynStr_appLn( s, t ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
447 DynStr_app( s, "Lines: " ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
448 snprintf( t, MAXCHAR, "%u", db.lines ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
449 DynStr_appLn( s, t ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
450 appendLongHeader( s, db.xrefHost, db.xref ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
451 p = strstr( DynStr_str( db.txt ), "\n\n" ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
452 if ( ! p ) |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
453 DynStr_appDynStr( s, db.txt ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
454 else |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
455 DynStr_appN( s, DynStr_str( db.txt ), p - DynStr_str( db.txt ) + 1 ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
456 return DynStr_str( s ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
457 } |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
uh1763
parents:
diff
changeset
|
458 |
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459 const char * |
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460 Db_body( const char *msgId ) |
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461 { |
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462 const char *p; |
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463 |
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464 if ( ! loadArt( msgId ) ) |
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465 return ""; |
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466 p = strstr( DynStr_str( db.txt ), "\n\n" ); |
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467 if ( ! p ) |
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468 return ""; |
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469 return ( p + 2 ); |
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470 } |
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471 |
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472 int |
61
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473 Db_status( const char *msgId ) |
43
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474 { |
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475 if ( ! loadArt( msgId ) ) |
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476 return 0; |
61
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477 return db.status; |
43
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478 } |
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479 |
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480 time_t |
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481 Db_lastAccess( const char *msgId ) |
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482 { |
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483 if ( ! loadArt( msgId ) ) |
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484 return -1; |
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485 return db.lastAccess; |
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486 } |
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487 |
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488 const char * |
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489 Db_ref( const char *msgId ) |
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490 { |
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491 if ( ! loadArt( msgId ) ) |
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492 return ""; |
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493 return db.ref; |
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494 } |
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495 |
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496 const char * |
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497 Db_xref( const char *msgId ) |
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498 { |
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499 if ( ! loadArt( msgId ) ) |
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500 return ""; |
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501 return db.xref; |
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502 } |
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503 |
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504 const char * |
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505 Db_from( const char *msgId ) |
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506 { |
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507 if ( ! loadArt( msgId ) ) |
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508 return ""; |
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509 return db.from; |
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510 } |
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|
511 |
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512 const char * |
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513 Db_date( const char *msgId ) |
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514 { |
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515 if ( ! loadArt( msgId ) ) |
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516 return ""; |
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517 return db.date; |
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518 } |
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519 |
127 | 520 Over * |
521 Db_over( const char *msgId ) | |
522 { | |
523 if ( ! loadArt( msgId ) ) | |
524 return NULL; | |
525 return new_Over( db.subj, db.from, db.date, msgId, | |
526 db.ref, db.bytes, db.lines ); | |
527 } | |
528 | |
43
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529 Bool |
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530 Db_contains( const char *msgId ) |
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|
531 { |
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|
532 datum key; |
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|
533 |
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|
534 ASSERT( db.dbf ); |
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535 if ( strcmp( msgId, db.msgId ) == 0 ) |
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536 return TRUE; |
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537 key.dptr = (void*)msgId; |
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538 key.dsize = strlen( msgId ) + 1; |
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539 return gdbm_exists( db.dbf, key ); |
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540 } |
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|
541 |
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542 void |
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543 Db_delete( const char *msgId ) |
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544 { |
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545 datum key; |
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|
546 |
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|
547 ASSERT( db.dbf ); |
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548 if ( strcmp( msgId, db.msgId ) == 0 ) |
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549 db.msgId[ 0 ] = '\0'; |
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550 key.dptr = (void*)msgId; |
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551 key.dsize = strlen( msgId ) + 1; |
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552 gdbm_delete( db.dbf, key ); |
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553 } |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
554 |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
555 static datum cursor = { NULL, 0 }; |
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|
556 |
2842f50feb55
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|
557 Bool |
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|
558 Db_first( const char** msgId ) |
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559 { |
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|
560 ASSERT( db.dbf ); |
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|
561 if ( cursor.dptr != NULL ) |
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|
562 { |
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|
563 free( cursor.dptr ); |
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|
564 cursor.dptr = NULL; |
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|
565 } |
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|
566 cursor = gdbm_firstkey( db.dbf ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
567 *msgId = cursor.dptr; |
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|
568 return ( cursor.dptr != NULL ); |
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|
569 } |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
570 |
2842f50feb55
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|
571 Bool |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
572 Db_next( const char** msgId ) |
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|
573 { |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
574 void *oldDptr = cursor.dptr; |
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diff
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|
575 |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff
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|
576 ASSERT( db.dbf ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
577 if ( cursor.dptr == NULL ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff
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|
578 return FALSE; |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff
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|
579 cursor = gdbm_nextkey( db.dbf, cursor ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
580 free( oldDptr ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
581 *msgId = cursor.dptr; |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
582 return ( cursor.dptr != NULL ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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583 } |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
584 |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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585 static int |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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586 calcExpireDays( const char *msgId ) |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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587 { |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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588 const char *xref; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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589 ItemList *refs; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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590 const char *ref; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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591 int res; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
592 |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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593 xref = Db_xref( msgId ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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594 if ( xref[ 0 ] == '\0' ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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595 return -1; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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596 |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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597 res = -1; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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598 refs = new_Itl( xref, " :" ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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599 for ( ref = Itl_first( refs ); ref != NULL; ref = Itl_next( refs ) ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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600 { |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
601 int days; |
105 | 602 |
603 days = Cfg_expire( ref ); | |
604 if ( days == 0 | |
605 || ( days > res && res != 0 ) ) | |
606 res = days; | |
43
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
607 |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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608 Itl_next( refs ); /* Throw away group number */ |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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609 } |
240
fbff73fe5b40
[svn] * src/client.c: That wasn't a memory leak fixed on Feb 8th. That was a
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610 del_Itl( refs ); |
43
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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611 |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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612 return res; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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613 } |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
614 |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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615 Bool |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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616 Db_expire( void ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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617 { |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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618 int cntDel, cntLeft, flags, expDays; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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619 time_t nowTime, lastAccess; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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620 const char *msgId; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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621 Str name, tmpName; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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622 GDBM_FILE tmpDbf; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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623 datum key, val; |
94 | 624 Str expires; |
625 time_t texpires; | |
43
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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626 |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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627 if ( ! Db_open() ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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628 return FALSE; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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629 snprintf( name, MAXCHAR, "%s/data/articles.gdbm", Cfg_spoolDir() ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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630 snprintf( tmpName, MAXCHAR, "%s/data/articles.gdbm.new", Cfg_spoolDir() ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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631 flags = GDBM_NEWDB | GDBM_FAST; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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632 if ( ! ( tmpDbf = gdbm_open( tmpName, 512, flags, 0644, NULL ) ) ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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633 { |
170 | 634 Log_err( "Error opening %s for read/write (%s)", tmpName, errMsg() ); |
43
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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635 Db_close(); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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636 return FALSE; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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637 } |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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638 Log_inf( "Expiring articles" ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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639 cntDel = 0; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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640 cntLeft = 0; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
641 nowTime = time( NULL ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
642 if ( Db_first( &msgId ) ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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643 do |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
644 { |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
645 expDays = calcExpireDays( msgId ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
646 lastAccess = Db_lastAccess( msgId ); |
94 | 647 if ( Prt_searchHeader( Db_header( msgId ), "Expires", expires ) ) |
648 texpires = Utl_parseNewsDate( expires ); | |
649 else | |
650 texpires = (time_t) -1; | |
651 | |
43
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
652 if ( expDays == -1 ) |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
653 Log_err( "Internal error: Failed expiry calculation on %s", |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
654 msgId ); |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
655 else if ( lastAccess == -1 ) |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
656 Log_err( "Internal error: Getting lastAccess of %s failed", |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
657 msgId ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
658 else if ( expDays > 0 |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
659 && difftime( nowTime, lastAccess ) > |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
660 ( (double) expDays * 24 * 3600 ) ) |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
661 { |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
662 #ifdef DEBUG |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
663 Str last, now; |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
664 |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
665 Utl_cpyStr( last, ctime( &lastAccess ) ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
666 last[ strlen( last ) - 1 ] = '\0'; |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
667 Utl_cpyStr( now, ctime( &nowTime ) ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
668 last[ strlen( now ) - 1 ] = '\0'; |
185
fed1334d766b
[svn] * src/client.c: Change variable only used on constant to 'const'.
bears
parents:
170
diff
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|
669 Log_dbg( LOG_DBG_EXPIRE, |
fed1334d766b
[svn] * src/client.c: Change variable only used on constant to 'const'.
bears
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170
diff
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|
670 "Expiring %s: last access %s, time now %s", |
43
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
671 msgId, last, now ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
672 #endif |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
673 ++cntDel; |
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[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
674 } |
94 | 675 else if ( ( texpires != (time_t) -1 ) |
676 && nowTime > texpires ) | |
677 { | |
185
fed1334d766b
[svn] * src/client.c: Change variable only used on constant to 'const'.
bears
parents:
170
diff
changeset
|
678 Log_dbg( LOG_DBG_EXPIRE, |
fed1334d766b
[svn] * src/client.c: Change variable only used on constant to 'const'.
bears
parents:
170
diff
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|
679 "Expiring %s: Expires header activated", msgId ); |
94 | 680 ++cntDel; |
681 } | |
43
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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682 else |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
683 { |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
684 ++cntLeft; |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
685 key.dptr = (void *)msgId; |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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686 key.dsize = strlen( msgId ) + 1; |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
687 |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
688 val = gdbm_fetch( db.dbf, key ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
689 if ( val.dptr != NULL ) |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
690 { |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
691 if ( gdbm_store( tmpDbf, key, val, GDBM_INSERT ) != 0 ) |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
692 Log_err( "Could not store %s in new database (%s)", |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
693 errMsg() ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
694 free( val.dptr ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
695 } |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
696 } |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
697 } |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
698 while ( Db_next( &msgId ) ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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diff
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|
699 Log_inf( "%lu articles deleted, %lu left", cntDel, cntLeft ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
700 gdbm_close( tmpDbf ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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701 Db_close(); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
702 rename( tmpName, name ); |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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703 return TRUE; |
2842f50feb55
[svn] * client.c, client.h, common.h, config.c, config.h, content.c, content.h,
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|
704 } |