diff options
author | Andrew Tridgell <tridge@samba.org> | 2003-12-10 03:02:12 +0000 |
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committer | Andrew Tridgell <tridge@samba.org> | 2003-12-10 03:02:12 +0000 |
commit | 3c76426f2e343df2194825ae2e0ef84f4ad4c6ac (patch) | |
tree | b73a43828bf249b144cc1d2476ecdd778d5386f8 /source4/tdb/tdbbackup.c | |
parent | 303454cae1766ffd5b19bf24b259519303b7bc90 (diff) | |
download | samba-3c76426f2e343df2194825ae2e0ef84f4ad4c6ac.tar.gz samba-3c76426f2e343df2194825ae2e0ef84f4ad4c6ac.tar.bz2 samba-3c76426f2e343df2194825ae2e0ef84f4ad4c6ac.zip |
* removed some unused code
* updated tdb to latest version from Samba3
* removed some extraneous ';' in tdbutil.c (Thanks to Erlend Aasland
for pointing this out)
(This used to be commit f3eaf270e57d8d2e2157a6a36e260860c7f71c19)
Diffstat (limited to 'source4/tdb/tdbbackup.c')
-rw-r--r-- | source4/tdb/tdbbackup.c | 190 |
1 files changed, 12 insertions, 178 deletions
diff --git a/source4/tdb/tdbbackup.c b/source4/tdb/tdbbackup.c index 7b344de6c4..1a0e1c1588 100644 --- a/source4/tdb/tdbbackup.c +++ b/source4/tdb/tdbbackup.c @@ -41,6 +41,11 @@ */ +#ifdef STANDALONE +#if HAVE_CONFIG_H +#include <config.h> +#endif + #include <errno.h> #include <stdlib.h> #include <stdio.h> @@ -54,176 +59,15 @@ #include <sys/time.h> #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; - } +#else - failed = 0; +#include "includes.h" - /* 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; -} +#endif +#include "tdb.h" +#include "tdbback.h" /* see if one file is newer than another @@ -245,7 +89,7 @@ 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 +99,7 @@ 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; @@ -303,13 +147,3 @@ static void usage(void) return ret; } - -#ifdef VALGRIND -size_t valgrind_strlen(const char *s) -{ - size_t count; - for(count = 0; *s++; count++) - ; - return count; -} -#endif |