/** \ingroup rpmdb * \file rpmdb/dbconfig.c */ #include "system.h" #include #include #include "rpmdb.h" #include "debug.h" /*@access rpmdb@*/ /*@access dbiIndex@*/ /*@access dbiIndexSet@*/ #if (DB_VERSION_MAJOR == 3) || (DB_VERSION_MAJOR == 4) #define __USE_DB3 1 /*@-exportlocal -exportheadervar@*/ /*@unchecked@*/ struct _dbiIndex db3dbi; /*@=exportlocal =exportheadervar@*/ /*@unchecked@*/ static int dbi_use_cursors; /*@unchecked@*/ static int dbi_tear_down; /*@-compmempass -immediatetrans -exportlocal -exportheadervar@*/ /** \ingroup db3 */ /*@unchecked@*/ struct poptOption rdbOptions[] = { /* XXX DB_CXX_NO_EXCEPTIONS */ #if defined(DB_CLIENT) { "client", 0,POPT_BIT_SET, &db3dbi.dbi_ecflags, DB_CLIENT, NULL, NULL }, #endif #if defined(DB_RPCCLIENT) { "client", 0,POPT_BIT_SET, &db3dbi.dbi_ecflags, DB_RPCCLIENT, NULL, NULL }, { "rpcclient", 0,POPT_BIT_SET, &db3dbi.dbi_ecflags, DB_RPCCLIENT, NULL, NULL }, #endif { "xa_create", 0,POPT_BIT_SET, &db3dbi.dbi_cflags, DB_XA_CREATE, NULL, NULL }, { "create", 0,POPT_BIT_SET, &db3dbi.dbi_oeflags, DB_CREATE, NULL, NULL }, { "thread", 0,POPT_BIT_SET, &db3dbi.dbi_oeflags, DB_THREAD, NULL, NULL }, { "force", 0,POPT_BIT_SET, &db3dbi.dbi_eflags, DB_FORCE, NULL, NULL }, { "cdb", 0,POPT_BIT_SET, &db3dbi.dbi_eflags, DB_INIT_CDB, NULL, NULL }, { "lock", 0,POPT_BIT_SET, &db3dbi.dbi_eflags, DB_INIT_LOCK, NULL, NULL }, { "log", 0,POPT_BIT_SET, &db3dbi.dbi_eflags, DB_INIT_LOG, NULL, NULL }, { "mpool", 0,POPT_BIT_SET, &db3dbi.dbi_eflags, DB_INIT_MPOOL, NULL, NULL }, { "txn", 0,POPT_BIT_SET, &db3dbi.dbi_eflags, DB_INIT_TXN, NULL, NULL }, { "joinenv", 0,POPT_BIT_SET, &db3dbi.dbi_eflags, DB_JOINENV, NULL, NULL }, { "recover", 0,POPT_BIT_SET, &db3dbi.dbi_eflags, DB_RECOVER, NULL, NULL }, { "recover_fatal", 0,POPT_BIT_SET, &db3dbi.dbi_eflags, DB_RECOVER_FATAL, NULL, NULL }, { "shared", 0,POPT_BIT_SET, &db3dbi.dbi_eflags, DB_SYSTEM_MEM, NULL, NULL }, { "txn_nosync", 0,POPT_BIT_SET, &db3dbi.dbi_eflags, DB_TXN_NOSYNC, NULL, NULL }, { "use_environ_root", 0,POPT_BIT_SET, &db3dbi.dbi_eflags, DB_USE_ENVIRON_ROOT, NULL, NULL }, { "use_environ", 0,POPT_BIT_SET, &db3dbi.dbi_eflags, DB_USE_ENVIRON, NULL, NULL }, { "lockdown", 0,POPT_BIT_SET, &db3dbi.dbi_eflags, DB_LOCKDOWN, NULL, NULL }, { "private", 0,POPT_BIT_SET, &db3dbi.dbi_eflags, DB_PRIVATE, NULL, NULL }, { "txn_sync", 0,POPT_BIT_SET, &db3dbi.dbi_tflags, DB_TXN_SYNC, NULL, NULL }, { "txn_nowait",0,POPT_BIT_SET, &db3dbi.dbi_tflags, DB_TXN_NOWAIT, NULL, NULL }, { "excl", 0,POPT_BIT_SET, &db3dbi.dbi_oflags, DB_EXCL, NULL, NULL }, { "nommap", 0,POPT_BIT_SET, &db3dbi.dbi_oflags, DB_NOMMAP, NULL, NULL }, { "rdonly", 0,POPT_BIT_SET, &db3dbi.dbi_oflags, DB_RDONLY, NULL, NULL }, { "truncate", 0,POPT_BIT_SET, &db3dbi.dbi_oflags, DB_TRUNCATE, NULL, NULL }, { "fcntl_locking",0,POPT_BIT_SET, &db3dbi.dbi_oflags, DB_FCNTL_LOCKING, NULL, NULL }, { "btree", 0,POPT_ARG_VAL, &db3dbi.dbi_type, DB_BTREE, NULL, NULL }, { "hash", 0,POPT_ARG_VAL, &db3dbi.dbi_type, DB_HASH, NULL, NULL }, { "recno", 0,POPT_ARG_VAL, &db3dbi.dbi_type, DB_RECNO, NULL, NULL }, { "queue", 0,POPT_ARG_VAL, &db3dbi.dbi_type, DB_QUEUE, NULL, NULL }, { "unknown", 0,POPT_ARG_VAL, &db3dbi.dbi_type, DB_UNKNOWN, NULL, NULL }, { "root", 0,POPT_ARG_STRING, &db3dbi.dbi_root, 0, NULL, NULL }, { "home", 0,POPT_ARG_STRING, &db3dbi.dbi_home, 0, NULL, NULL }, { "file", 0,POPT_ARG_STRING, &db3dbi.dbi_file, 0, NULL, NULL }, { "subfile", 0,POPT_ARG_STRING, &db3dbi.dbi_subfile, 0, NULL, NULL }, { "mode", 0,POPT_ARG_INT, &db3dbi.dbi_mode, 0, NULL, NULL }, { "perms", 0,POPT_ARG_INT, &db3dbi.dbi_perms, 0, NULL, NULL }, { "shmkey", 0,POPT_ARG_LONG, &db3dbi.dbi_shmkey, 0, NULL, NULL }, { "tmpdir", 0,POPT_ARG_STRING, &db3dbi.dbi_tmpdir, 0, NULL, NULL }, { "host", 0,POPT_ARG_STRING, &db3dbi.dbi_host, 0, NULL, NULL }, { "server", 0,POPT_ARG_STRING, &db3dbi.dbi_host, 0, NULL, NULL }, { "cl_timeout", 0,POPT_ARG_LONG, &db3dbi.dbi_cl_timeout, 0, NULL, NULL }, { "sv_timeout", 0,POPT_ARG_LONG, &db3dbi.dbi_sv_timeout, 0, NULL, NULL }, { "verify", 0,POPT_ARG_NONE, &db3dbi.dbi_verify_on_close, 0, NULL, NULL }, { "teardown", 0,POPT_ARG_NONE, &dbi_tear_down, 0, NULL, NULL }, { "usecursors",0,POPT_ARG_NONE, &dbi_use_cursors, 0, NULL, NULL }, { "usedbenv", 0,POPT_ARG_NONE, &db3dbi.dbi_use_dbenv, 0, NULL, NULL }, { "nofsync", 0,POPT_ARG_NONE, &db3dbi.dbi_no_fsync, 0, NULL, NULL }, { "nodbsync", 0,POPT_ARG_NONE, &db3dbi.dbi_no_dbsync, 0, NULL, NULL }, { "lockdbfd", 0,POPT_ARG_NONE, &db3dbi.dbi_lockdbfd, 0, NULL, NULL }, { "temporary", 0,POPT_ARG_NONE, &db3dbi.dbi_temporary, 0, NULL, NULL }, { "debug", 0,POPT_ARG_NONE, &db3dbi.dbi_debug, 0, NULL, NULL }, { "cachesize", 0,POPT_ARG_INT, &db3dbi.dbi_cachesize, 0, NULL, NULL }, { "errpfx", 0,POPT_ARG_STRING, &db3dbi.dbi_errpfx, 0, NULL, NULL }, { "region_init", 0,POPT_ARG_VAL, &db3dbi.dbi_region_init, 1, NULL, NULL }, { "tas_spins", 0,POPT_ARG_INT, &db3dbi.dbi_tas_spins, 0, NULL, NULL }, { "chkpoint", 0,POPT_BIT_SET, &db3dbi.dbi_verbose, DB_VERB_CHKPOINT, NULL, NULL }, { "deadlock", 0,POPT_BIT_SET, &db3dbi.dbi_verbose, DB_VERB_DEADLOCK, NULL, NULL }, { "recovery", 0,POPT_BIT_SET, &db3dbi.dbi_verbose, DB_VERB_RECOVERY, NULL, NULL }, { "waitsfor", 0,POPT_BIT_SET, &db3dbi.dbi_verbose, DB_VERB_WAITSFOR, NULL, NULL }, { "verbose", 0,POPT_ARG_VAL, &db3dbi.dbi_verbose, -1, NULL, NULL }, { "lk_oldest", 0,POPT_ARG_VAL, &db3dbi.dbi_lk_detect, DB_LOCK_OLDEST, NULL, NULL }, { "lk_random", 0,POPT_ARG_VAL, &db3dbi.dbi_lk_detect, DB_LOCK_RANDOM, NULL, NULL }, { "lk_youngest",0, POPT_ARG_VAL, &db3dbi.dbi_lk_detect, DB_LOCK_YOUNGEST, NULL, NULL }, /* XXX lk_conflicts matrix */ { "lk_max", 0,POPT_ARG_INT, &db3dbi.dbi_lk_max, 0, NULL, NULL }, { "lg_bsize", 0,POPT_ARG_INT, &db3dbi.dbi_lg_bsize, 0, NULL, NULL }, { "lg_max", 0,POPT_ARG_INT, &db3dbi.dbi_lg_max, 0, NULL, NULL }, /* XXX tx_recover */ { "tx_max", 0,POPT_ARG_INT, &db3dbi.dbi_tx_max, 0, NULL, NULL }, { "lorder", 0,POPT_ARG_INT, &db3dbi.dbi_lorder, 0, NULL, NULL }, { "mmapsize", 0,POPT_ARG_INT, &db3dbi.dbi_mmapsize, 0, NULL, NULL }, { "mp_mmapsize", 0,POPT_ARG_INT, &db3dbi.dbi_mmapsize, 0, NULL, NULL }, { "mp_size", 0,POPT_ARG_INT, &db3dbi.dbi_cachesize, 0, NULL, NULL }, { "pagesize", 0,POPT_ARG_INT, &db3dbi.dbi_pagesize, 0, NULL, NULL }, /* XXX bt_minkey */ /* XXX bt_compare */ /* XXX bt_dup_compare */ /* XXX bt_prefix */ { "bt_dup", 0,POPT_BIT_SET, &db3dbi.dbi_bt_flags, DB_DUP, NULL, NULL }, { "bt_dupsort",0,POPT_BIT_SET, &db3dbi.dbi_bt_flags, DB_DUPSORT, NULL, NULL }, { "bt_recnum", 0,POPT_BIT_SET, &db3dbi.dbi_bt_flags, DB_RECNUM, NULL, NULL }, { "bt_revsplitoff", 0,POPT_BIT_SET, &db3dbi.dbi_bt_flags, DB_REVSPLITOFF, NULL, NULL }, { "h_dup", 0,POPT_BIT_SET, &db3dbi.dbi_h_flags, DB_DUP, NULL, NULL }, { "h_dupsort", 0,POPT_BIT_SET, &db3dbi.dbi_h_flags, DB_DUPSORT, NULL, NULL }, { "h_ffactor", 0,POPT_ARG_INT, &db3dbi.dbi_h_ffactor, 0, NULL, NULL }, { "h_nelem", 0,POPT_ARG_INT, &db3dbi.dbi_h_nelem, 0, NULL, NULL }, { "re_renumber", 0,POPT_BIT_SET, &db3dbi.dbi_re_flags, DB_RENUMBER, NULL, NULL }, { "re_snapshot",0,POPT_BIT_SET, &db3dbi.dbi_re_flags, DB_SNAPSHOT, NULL, NULL }, { "re_delim", 0,POPT_ARG_INT, &db3dbi.dbi_re_delim, 0, NULL, NULL }, { "re_len", 0,POPT_ARG_INT, &db3dbi.dbi_re_len, 0, NULL, NULL }, { "re_pad", 0,POPT_ARG_INT, &db3dbi.dbi_re_pad, 0, NULL, NULL }, { "re_source", 0,POPT_ARG_STRING, &db3dbi.dbi_re_source, 0, NULL, NULL }, { "q_extentsize", 0,POPT_ARG_INT, &db3dbi.dbi_q_extentsize, 0, NULL, NULL }, POPT_TABLEEND }; /*@=compmempass =immediatetrans =exportlocal =exportheadervar@*/ dbiIndex db3Free(dbiIndex dbi) { if (dbi) { dbi->dbi_root = _free(dbi->dbi_root); dbi->dbi_home = _free(dbi->dbi_home); dbi->dbi_file = _free(dbi->dbi_file); dbi->dbi_subfile = _free(dbi->dbi_subfile); dbi->dbi_tmpdir = _free(dbi->dbi_tmpdir); dbi->dbi_host = _free(dbi->dbi_host); dbi->dbi_errpfx = _free(dbi->dbi_errpfx); dbi->dbi_re_source = _free(dbi->dbi_re_source); dbi->dbi_stats = _free(dbi->dbi_stats); dbi = _free(dbi); } return dbi; } /** @todo Set a reasonable "last gasp" default db config. */ /*@observer@*/ /*@unchecked@*/ static const char *db3_config_default = "db3:hash:mpool:cdb:usecursors:verbose:mp_mmapsize=8Mb:cachesize=512Kb:pagesize=512:perms=0644"; /*@-bounds@*/ dbiIndex db3New(rpmdb rpmdb, rpmTag rpmtag) { dbiIndex dbi = xcalloc(1, sizeof(*dbi)); char dbiTagMacro[128]; char * dbOpts; sprintf(dbiTagMacro, "%%{_dbi_config_%s}", tagName(rpmtag)); dbOpts = rpmExpand(dbiTagMacro, NULL); if (!(dbOpts && *dbOpts && *dbOpts != '%')) { dbOpts = _free(dbOpts); dbOpts = rpmExpand("%{_dbi_config}", NULL); if (!(dbOpts && *dbOpts && *dbOpts != '%')) { dbOpts = rpmExpand(db3_config_default, NULL); } } /* Parse the options for the database element(s). */ /*@-branchstate@*/ if (dbOpts && *dbOpts && *dbOpts != '%') { char *o, *oe; char *p, *pe; memset(&db3dbi, 0, sizeof(db3dbi)); /*=========*/ for (o = dbOpts; o && *o; o = oe) { struct poptOption *opt; const char * tok; int argInfo; /* Skip leading white space. */ while (*o && xisspace(*o)) o++; /* Find and terminate next key=value pair. Save next start point. */ for (oe = o; oe && *oe; oe++) { if (xisspace(*oe)) /*@innerbreak@*/ break; if (oe[0] == ':' && !(oe[1] == '/' && oe[2] == '/')) /*@innerbreak@*/ break; } if (oe && *oe) *oe++ = '\0'; if (*o == '\0') continue; /* Separate key from value, save value start (if any). */ for (pe = o; pe && *pe && *pe != '='; pe++) {}; p = (pe ? *pe++ = '\0', pe : NULL); /* Skip over negation at start of token. */ for (tok = o; *tok == '!'; tok++) {}; /* Find key in option table. */ for (opt = rdbOptions; opt->longName != NULL; opt++) { if (strcmp(tok, opt->longName)) /*@innercontinue@*/ continue; /*@innerbreak@*/ break; } if (opt->longName == NULL) { rpmError(RPMERR_DBCONFIG, _("unrecognized db option: \"%s\" ignored.\n"), o); continue; } /* Toggle the flags for negated tokens, if necessary. */ argInfo = opt->argInfo; if (argInfo == POPT_BIT_SET && *o == '!' && ((tok - o) % 2)) argInfo = POPT_BIT_CLR; /* Save value in template as appropriate. */ switch (argInfo & POPT_ARG_MASK) { case POPT_ARG_NONE: (void) poptSaveInt((int *)opt->arg, argInfo, 1L); /*@switchbreak@*/ break; case POPT_ARG_VAL: (void) poptSaveInt((int *)opt->arg, argInfo, (long)opt->val); /*@switchbreak@*/ break; case POPT_ARG_STRING: { const char ** t = opt->arg; /*@-mods@*/ if (t) { /*@-unqualifiedtrans@*/ /* FIX: opt->arg annotation in popt.h */ *t = _free(*t); /*@=unqualifiedtrans@*/ *t = xstrdup( (p ? p : "") ); } /*@=mods@*/ } /*@switchbreak@*/ break; case POPT_ARG_INT: case POPT_ARG_LONG: { long aLong = strtol(p, &pe, 0); if (pe) { if (!xstrncasecmp(pe, "Mb", 2)) aLong *= 1024 * 1024; else if (!xstrncasecmp(pe, "Kb", 2)) aLong *= 1024; else if (*pe != '\0') { rpmError(RPMERR_DBCONFIG, _("%s has invalid numeric value, skipped\n"), opt->longName); continue; } } if ((argInfo & POPT_ARG_MASK) == POPT_ARG_LONG) { if (aLong == LONG_MIN || aLong == LONG_MAX) { rpmError(RPMERR_DBCONFIG, _("%s has too large or too small long value, skipped\n"), opt->longName); continue; } (void) poptSaveLong((long *)opt->arg, argInfo, aLong); /*@switchbreak@*/ break; } else { if (aLong > INT_MAX || aLong < INT_MIN) { rpmError(RPMERR_DBCONFIG, _("%s has too large or too small integer value, skipped\n"), opt->longName); continue; } (void) poptSaveInt((int *)opt->arg, argInfo, aLong); } } /*@switchbreak@*/ break; default: /*@switchbreak@*/ break; } } /*=========*/ } /*@=branchstate@*/ dbOpts = _free(dbOpts); /*@-assignexpose@*/ /*@i@*/ *dbi = db3dbi; /* structure assignment */ /*@=assignexpose@*/ memset(&db3dbi, 0, sizeof(db3dbi)); if (!(dbi->dbi_perms & 0600)) dbi->dbi_perms = 0644; dbi->dbi_mode = rpmdb->db_mode; /*@-assignexpose -newreftrans@*/ /* FIX: figger rpmdb/dbi refcounts */ /*@i@*/ dbi->dbi_rpmdb = rpmdb; /*@=assignexpose =newreftrans@*/ dbi->dbi_rpmtag = rpmtag; /* * Inverted lists have join length of 2, primary data has join length of 1. */ /*@-sizeoftype@*/ switch (rpmtag) { case RPMDBI_PACKAGES: case RPMDBI_DEPENDS: dbi->dbi_jlen = 1 * sizeof(int_32); break; default: dbi->dbi_jlen = 2 * sizeof(int_32); break; } /*@=sizeoftype@*/ dbi->dbi_byteswapped = 0; /* -1 unknown, 0 native order, 1 alien order */ if (!dbi->dbi_use_dbenv) { /* db3 dbenv is always used now. */ dbi->dbi_use_dbenv = 1; dbi->dbi_eflags |= (DB_INIT_MPOOL|DB_JOINENV); dbi->dbi_mmapsize = 16 * 1024 * 1024; dbi->dbi_cachesize = 1 * 1024 * 1024; } if ((dbi->dbi_bt_flags | dbi->dbi_h_flags) & DB_DUP) dbi->dbi_permit_dups = 1; /*@-globstate@*/ /* FIX: *(rdbOptions->arg) reachable */ return dbi; /*@=globstate@*/ } /*@=bounds@*/ /*@-boundswrite@*/ const char *const prDbiOpenFlags(int dbflags, int print_dbenv_flags) { static char buf[256]; struct poptOption *opt; char * oe; oe = buf; *oe = '\0'; for (opt = rdbOptions; opt->longName != NULL; opt++) { if (opt->argInfo != POPT_BIT_SET) continue; if (print_dbenv_flags) { if (!(opt->arg == &db3dbi.dbi_oeflags || opt->arg == &db3dbi.dbi_eflags)) continue; } else { if (!(opt->arg == &db3dbi.dbi_oeflags || opt->arg == &db3dbi.dbi_oflags)) continue; } if ((dbflags & opt->val) != opt->val) continue; if (oe != buf) *oe++ = ':'; oe = stpcpy(oe, opt->longName); dbflags &= ~opt->val; } if (dbflags) { if (oe != buf) *oe++ = ':'; sprintf(oe, "0x%x", (unsigned)dbflags); } return buf; } /*@=boundswrite@*/ #endif