X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=index%2Fmain.c;h=553e280e83d4a56e99e8ec8ea41aeda9211107ad;hb=85df66537199c30a492ad54be4fbe25fa77e18c8;hp=cb737713aa45e6d89150ac51030a46f78c9429b8;hpb=3f06678b9659b778fd57c5c594c78a8477ae56fc;p=idzebra-moved-to-github.git diff --git a/index/main.c b/index/main.c index cb73771..553e280 100644 --- a/index/main.c +++ b/index/main.c @@ -4,7 +4,69 @@ * Sebastian Hammer, Adam Dickmeiss * * $Log: main.c,v $ - * Revision 1.15 1995-11-01 16:25:51 quinn + * Revision 1.30 1995-12-12 16:00:59 adam + * System call sync(2) used after update/commit. + * Locking (based on fcntl) uses F_EXLCK and F_SHLCK instead of F_WRLCK + * and F_RDLCK. + * + * Revision 1.29 1995/12/11 11:43:30 adam + * Locking based on fcntl instead of flock. + * Setting commitEnable removed. Command line option -n can be used to + * prevent commit if commit setting is defined in the configuration file. + * + * Revision 1.28 1995/12/08 16:22:56 adam + * Work on update while servers are running. Three lock files introduced. + * The servers reload their registers when necessary, but they don't + * reestablish result sets yet. + * + * Revision 1.27 1995/12/07 17:38:47 adam + * Work locking mechanisms for concurrent updates/commit. + * + * Revision 1.26 1995/12/06 12:41:23 adam + * New command 'stat' for the index program. + * Filenames can be read from stdin by specifying '-'. + * Bug fix/enhancement of the transformation from terms to regular + * expressons in the search engine. + * + * Revision 1.25 1995/12/01 16:24:39 adam + * Commit files use separate meta file area. + * + * Revision 1.24 1995/11/30 17:01:38 adam + * New setting commitCache: points to commit directories/files. + * New command commit: commits at the end of a zebraidx run. + * + * Revision 1.23 1995/11/30 08:34:31 adam + * Started work on commit facility. + * Changed a few malloc/free to xmalloc/xfree. + * + * Revision 1.22 1995/11/28 09:09:42 adam + * Zebra config renamed. + * Use setting 'recordId' to identify record now. + * Bug fix in recindex.c: rec_release_blocks was invokeded even + * though the blocks were already released. + * File traversal properly deletes records when needed. + * + * Revision 1.21 1995/11/27 14:27:39 adam + * Renamed 'update' command to 'dir'. + * + * Revision 1.20 1995/11/27 13:58:53 adam + * New option -t. storeStore data implemented in server. + * + * Revision 1.19 1995/11/25 10:24:06 adam + * More record fields - they are enumerated now. + * New options: flagStoreData flagStoreKey. + * + * Revision 1.18 1995/11/22 17:19:17 adam + * Record management uses the bfile system. + * + * Revision 1.17 1995/11/21 15:01:16 adam + * New general match criteria implemented. + * New feature: document groups. + * + * Revision 1.16 1995/11/20 11:56:27 adam + * Work on new traversal. + * + * Revision 1.15 1995/11/01 16:25:51 quinn * *** empty log message *** * * Revision 1.14 1995/10/17 18:02:09 adam @@ -62,44 +124,108 @@ char *prog; size_t mem_max = 4*1024*1024; +extern char *data1_tabpath; int main (int argc, char **argv) { int ret; int cmd = 0; char *arg; - char *base_name = NULL; - char *base_path = NULL; - char *databaseName = "Default"; + char *configName = NULL; int nsections; - int key_open_flag = 0; + int disableCommit = 0; + + struct recordGroup rGroupDef; + + rGroupDef.groupName = NULL; + rGroupDef.databaseName = NULL; + rGroupDef.path = NULL; + rGroupDef.recordId = NULL; + rGroupDef.recordType = NULL; + rGroupDef.flagStoreData = -1; + rGroupDef.flagStoreKeys = -1; prog = *argv; - while ((ret = options ("r:v:m:d:", argv, argc, &arg)) != -2) + if (argc < 2) + { + fprintf (stderr, "zebraidx [options] command ...\n" + "Commands:\n" + " update Update index with files below .\n" + " If is empty filenames are read from stdin.\n" + " delete Delete index with files below .\n" + " commit Commit changes\n" + "Options:\n" + " -t Index files as (grs or text).\n" + " -c Read configuration file .\n" + " -g Index files according to group settings.\n" + " -d Records belong to Z39.50 database .\n" + " -m Use before flushing keys to disk.\n" + " -n Don't use commit system\n" + " -v Set logging to .\n"); + exit (1); + } + while ((ret = options ("t:c:g:d:m:v:n", argv, argc, &arg)) != -2) { if (ret == 0) { - if (!base_name) + const char *rval; + if(cmd == 0) /* command */ { - base_name = arg; - - common_resource = res_open (base_name); if (!common_resource) { - logf (LOG_FATAL, "Cannot open resource `%s'", base_name); - exit (1); + common_resource = res_open (configName ? + configName : FNAME_CONFIG); + if (!common_resource) + { + logf (LOG_FATAL, "Cannot open resource `%s'", + configName); + exit (1); + } + data1_tabpath = res_get (common_resource, "profilePath"); } - data1_tabpath = res_get(common_resource, "data1_tabpath"); - } - else if(cmd == 0) /* command */ - { - if (!strcmp (arg, "add")) + if (!strcmp (arg, "update")) + cmd = 'u'; + else if (!strcmp (arg, "del") || !strcmp(arg, "delete")) + cmd = 'd'; + else if (!strcmp (arg, "commit")) { - cmd = 'a'; + zebraIndexLock (1); + rval = res_get (common_resource, "commit"); + if (rval && *rval) + bf_cache (1); + else + { + logf (LOG_FATAL, "Cannot perform commit"); + logf (LOG_FATAL, "No commit area defined " + "in the configuration file"); + exit (1); + } + if (bf_commitExists ()) + { + logf (LOG_LOG, "Commit start"); + zebraIndexLockMsg ("c"); + zebraIndexWait (1); + logf (LOG_LOG, "Commit execute"); + bf_commitExec (); + sync (); + zebraIndexLockMsg ("d"); + zebraIndexWait (0); + logf (LOG_LOG, "Commit clean"); + bf_commitClean (); + } + else + logf (LOG_LOG, "Nothing to commit"); } - else if (!strcmp (arg, "del")) + else if (!strcmp (arg, "stat") || !strcmp (arg, "status")) { - cmd = 'd'; + zebraIndexLock (0); + rval = res_get (common_resource, "commit"); + if (rval && *rval) + { + bf_cache (1); + zebraIndexLockMsg ("r"); + } + rec_prstat (); } else { @@ -109,50 +235,75 @@ int main (int argc, char **argv) } else { - if (!key_open_flag) + struct recordGroup rGroup; + + zebraIndexLock (0); + rval = res_get (common_resource, "commit"); + if (rval && *rval && !disableCommit) { - key_open (mem_max); - key_open_flag = 1; + bf_cache (1); + zebraIndexLockMsg ("r"); + } + else + { + bf_cache (0); + zebraIndexLockMsg ("w"); + } + zebraIndexWait (0); + + memcpy (&rGroup, &rGroupDef, sizeof(rGroup)); + key_open (mem_max); + rGroup.path = arg; + if (cmd == 'u') + { + logf (LOG_LOG, "Updating %s", rGroup.path); + repositoryUpdate (&rGroup); + } + else if (cmd == 'd') + { + logf (LOG_LOG, "Deleting %s", rGroup.path); + repositoryDelete (&rGroup); } - repository (cmd, arg, base_path, databaseName); cmd = 0; + nsections = key_close (); + if (nsections) + { + logf (LOG_LOG, "Merging with index"); + key_input (FNAME_WORD_DICT, FNAME_WORD_ISAM, nsections, + 60); + sync (); + } } } else if (ret == 'v') { log_init (log_mask_str(arg), prog, NULL); } - else if (ret == 'r') - { - base_path = arg; - } else if (ret == 'm') { mem_max = 1024*1024*atoi(arg); } else if (ret == 'd') { - databaseName = arg; + rGroupDef.databaseName = arg; } + else if (ret == 'g') + { + rGroupDef.groupName = arg; + } + else if (ret == 'c') + configName = arg; + else if (ret == 't') + rGroupDef.recordType = arg; + else if (ret == 'n') + disableCommit = 1; else { logf (LOG_FATAL, "Unknown option '-%s'", arg); exit (1); } } - if (!base_name) - { - fprintf (stderr, "index [-v log] [-r repository] [-m meg] [-d base]" - " base cmd1 dir1 cmd2 dir2 ...\n"); - exit (1); - } - if (!key_open_flag) - exit (0); - nsections = key_close (); - if (!nsections) - exit (0); - logf (LOG_LOG, "Input"); - key_input (FNAME_WORD_DICT, FNAME_WORD_ISAM, nsections, 60); + zebraIndexUnlock (); exit (0); }