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authorGerald Carter <jerry@samba.org>2003-07-16 05:34:56 +0000
committerGerald Carter <jerry@samba.org>2003-07-16 05:34:56 +0000
commit4a090ba06a54f5da179ac02bb307cc03d08831bf (patch)
treeed652ef36be7f16682c358816334f969a22f1c27 /source3/tdb/tdbbackup.c
parent95fe82670032a3a43571b46d7bbf2c26bc8cdcd9 (diff)
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trying to get HEAD building again. If you want the code
prior to this merge, checkout HEAD_PRE_3_0_0_BETA_3_MERGE (This used to be commit adb98e7b7cd0f025b52c570e4034eebf4047b1ad)
Diffstat (limited to 'source3/tdb/tdbbackup.c')
-rw-r--r--source3/tdb/tdbbackup.c174
1 files changed, 3 insertions, 171 deletions
diff --git a/source3/tdb/tdbbackup.c b/source3/tdb/tdbbackup.c
index 36ba7db918..0eaf6b6c0b 100644
--- a/source3/tdb/tdbbackup.c
+++ b/source3/tdb/tdbbackup.c
@@ -55,175 +55,7 @@
#include <ctype.h>
#include <signal.h>
#include "tdb.h"
-
-static int failed;
-
-static char *add_suffix(const char *name, const char *suffix)
-{
- char *ret;
- int len = strlen(name) + strlen(suffix) + 1;
- ret = malloc(len);
- if (!ret) {
- fprintf(stderr,"Out of memory!\n");
- exit(1);
- }
- strncpy(ret, name, len);
- strncat(ret, suffix, len);
- return ret;
-}
-
-static int copy_fn(TDB_CONTEXT *tdb, TDB_DATA key, TDB_DATA dbuf, void *state)
-{
- TDB_CONTEXT *tdb_new = (TDB_CONTEXT *)state;
-
- if (tdb_store(tdb_new, key, dbuf, TDB_INSERT) != 0) {
- fprintf(stderr,"Failed to insert into %s\n", tdb_new->name);
- failed = 1;
- return 1;
- }
- return 0;
-}
-
-
-static int test_fn(TDB_CONTEXT *tdb, TDB_DATA key, TDB_DATA dbuf, void *state)
-{
- return 0;
-}
-
-/*
- carefully backup a tdb, validating the contents and
- only doing the backup if its OK
- this function is also used for restore
-*/
-static int backup_tdb(const char *old_name, const char *new_name)
-{
- TDB_CONTEXT *tdb;
- TDB_CONTEXT *tdb_new;
- char *tmp_name;
- struct stat st;
- int count1, count2;
-
- tmp_name = add_suffix(new_name, ".tmp");
-
- /* stat the old tdb to find its permissions */
- if (stat(old_name, &st) != 0) {
- perror(old_name);
- return 1;
- }
-
- /* open the old tdb */
- tdb = tdb_open(old_name, 0, 0, O_RDWR, 0);
- if (!tdb) {
- printf("Failed to open %s\n", old_name);
- return 1;
- }
-
- /* create the new tdb */
- unlink(tmp_name);
- tdb_new = tdb_open(tmp_name, tdb->header.hash_size,
- TDB_DEFAULT, O_RDWR|O_CREAT|O_EXCL,
- st.st_mode & 0777);
- if (!tdb_new) {
- perror(tmp_name);
- free(tmp_name);
- return 1;
- }
-
- /* lock the old tdb */
- if (tdb_lockall(tdb) != 0) {
- fprintf(stderr,"Failed to lock %s\n", old_name);
- tdb_close(tdb);
- tdb_close(tdb_new);
- unlink(tmp_name);
- free(tmp_name);
- return 1;
- }
-
- failed = 0;
-
- /* traverse and copy */
- count1 = tdb_traverse(tdb, copy_fn, (void *)tdb_new);
- if (count1 < 0 || failed) {
- fprintf(stderr,"failed to copy %s\n", old_name);
- tdb_close(tdb);
- tdb_close(tdb_new);
- unlink(tmp_name);
- free(tmp_name);
- return 1;
- }
-
- /* close the old tdb */
- tdb_close(tdb);
-
- /* close the new tdb and re-open read-only */
- tdb_close(tdb_new);
- tdb_new = tdb_open(tmp_name, 0, TDB_DEFAULT, O_RDONLY, 0);
- if (!tdb_new) {
- fprintf(stderr,"failed to reopen %s\n", tmp_name);
- unlink(tmp_name);
- perror(tmp_name);
- free(tmp_name);
- return 1;
- }
-
- /* traverse the new tdb to confirm */
- count2 = tdb_traverse(tdb_new, test_fn, 0);
- if (count2 != count1) {
- fprintf(stderr,"failed to copy %s\n", old_name);
- tdb_close(tdb_new);
- unlink(tmp_name);
- free(tmp_name);
- return 1;
- }
-
- /* make sure the new tdb has reached stable storage */
- fsync(tdb_new->fd);
-
- /* close the new tdb and rename it to .bak */
- tdb_close(tdb_new);
- unlink(new_name);
- if (rename(tmp_name, new_name) != 0) {
- perror(new_name);
- free(tmp_name);
- return 1;
- }
-
- printf("%s : %d records\n", old_name, count1);
- free(tmp_name);
-
- return 0;
-}
-
-
-
-/*
- verify a tdb and if it is corrupt then restore from *.bak
-*/
-static int verify_tdb(const char *fname, const char *bak_name)
-{
- TDB_CONTEXT *tdb;
- int count = -1;
-
- /* open the tdb */
- tdb = tdb_open(fname, 0, 0, O_RDONLY, 0);
-
- /* traverse the tdb, then close it */
- if (tdb) {
- count = tdb_traverse(tdb, test_fn, NULL);
- tdb_close(tdb);
- }
-
- /* count is < 0 means an error */
- if (count < 0) {
- printf("restoring %s\n", fname);
- return backup_tdb(bak_name, fname);
- }
-
- printf("%s : %d records\n", fname, count);
-
- return 0;
-}
-
+#include "tdbback.h"
/*
see if one file is newer than another
@@ -245,7 +77,7 @@ static void usage(void)
printf("Usage: tdbbackup [options] <fname...>\n\n");
printf(" -h this help message\n");
printf(" -s suffix set the backup suffix\n");
- printf(" -v veryify mode (restore if corrupt)\n");
+ printf(" -v verify mode (restore if corrupt)\n");
}
@@ -255,7 +87,7 @@ static void usage(void)
int ret = 0;
int c;
int verify = 0;
- char *suffix = ".bak";
+ const char *suffix = ".bak";
extern int optind;
extern char *optarg;