rpm/rpmdb.c

134 lines
3.1 KiB
C

#include "system.h"
#include <popt.h>
#include <rpm/rpmcli.h>
#include <rpm/rpmdb.h>
#include "cliutils.h"
#include "debug.h"
enum modes {
MODE_INITDB = (1 << 0),
MODE_REBUILDDB = (1 << 1),
MODE_VERIFYDB = (1 << 2),
MODE_EXPORTDB = (1 << 3),
MODE_IMPORTDB = (1 << 4),
};
static int mode = 0;
static struct poptOption dbOptsTable[] = {
{ "initdb", '\0', (POPT_ARG_VAL|POPT_ARGFLAG_OR), &mode, MODE_INITDB,
N_("initialize database"), NULL},
{ "rebuilddb", '\0', (POPT_ARG_VAL|POPT_ARGFLAG_OR), &mode, MODE_REBUILDDB,
N_("rebuild database inverted lists from installed package headers"),
NULL},
{ "verifydb", '\0', (POPT_ARG_VAL|POPT_ARGFLAG_OR|POPT_ARGFLAG_DOC_HIDDEN),
&mode, MODE_VERIFYDB, N_("verify database files"), NULL},
{ "exportdb", '\0', (POPT_ARG_VAL|POPT_ARGFLAG_OR), &mode, MODE_EXPORTDB,
N_("export database to stdout header list"),
NULL},
{ "importdb", '\0', (POPT_ARG_VAL|POPT_ARGFLAG_OR), &mode, MODE_IMPORTDB,
N_("import database from stdin header list"),
NULL},
POPT_TABLEEND
};
static struct poptOption optionsTable[] = {
{ NULL, '\0', POPT_ARG_INCLUDE_TABLE, dbOptsTable, 0,
N_("Database options:"), NULL },
{ NULL, '\0', POPT_ARG_INCLUDE_TABLE, rpmcliAllPoptTable, 0,
N_("Common options for all rpm modes and executables:"), NULL },
POPT_AUTOALIAS
POPT_AUTOHELP
POPT_TABLEEND
};
static int exportDB(rpmts ts)
{
FD_t fd = fdDup(STDOUT_FILENO);
rpmtxn txn = rpmtxnBegin(ts, RPMTXN_READ);
int rc = 0;
if (txn && fd) {
Header h;
rpmdbMatchIterator mi = rpmtsInitIterator(ts, RPMDBI_PACKAGES, NULL, 0);
while ((h = rpmdbNextIterator(mi))) {
rc += headerWrite(fd, h, HEADER_MAGIC_YES);
}
rpmdbFreeIterator(mi);
} else {
rc = -1;
}
Fclose(fd);
rpmtxnEnd(txn);
return rc;
}
/* XXX: only allow this on empty db? */
static int importDB(rpmts ts)
{
FD_t fd = fdDup(STDIN_FILENO);
rpmtxn txn = rpmtxnBegin(ts, RPMTXN_WRITE);
int rc = 0;
if (txn && fd) {
Header h;
while ((h = headerRead(fd, HEADER_MAGIC_YES))) {
rc += rpmtsImportHeader(txn, h, 0);
}
} else {
rc = -1;
}
rpmtxnEnd(txn);
Fclose(fd);
return rc;
}
int main(int argc, char *argv[])
{
int ec = EXIT_FAILURE;
poptContext optCon = NULL;
rpmts ts = NULL;
xsetprogname(argv[0]); /* Portability call -- see system.h */
optCon = rpmcliInit(argc, argv, optionsTable);
if (argc < 2 || poptPeekArg(optCon)) {
printUsage(optCon, stderr, 0);
goto exit;
}
ts = rpmtsCreate();
rpmtsSetRootDir(ts, rpmcliRootDir);
switch (mode) {
case MODE_INITDB:
ec = rpmtsInitDB(ts, 0644);
break;
case MODE_REBUILDDB:
{ rpmVSFlags vsflags = rpmExpandNumeric("%{_vsflags_rebuilddb}");
rpmVSFlags ovsflags = rpmtsSetVSFlags(ts, vsflags);
ec = rpmtsRebuildDB(ts);
rpmtsSetVSFlags(ts, ovsflags);
} break;
case MODE_VERIFYDB:
ec = rpmtsVerifyDB(ts);
break;
case MODE_EXPORTDB:
ec = exportDB(ts);
break;
case MODE_IMPORTDB:
ec = importDB(ts);
break;
default:
argerror(_("only one major mode may be specified"));
}
exit:
rpmtsFree(ts);
rpmcliFini(optCon);
return ec;
}