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Recreates the statedb if it was corrupted

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Fixes: https://github.com/owncloud/mirall/issues/595

Some corruptions do not happen when the database is opened, but only on
some querries.
In that case, recreates the database if querries such as DROP or
CREATE fails.
This commit is contained in:
Olivier Goffart 2013-05-13 11:57:25 +02:00
parent 8f3e260ede
commit 28942e3051
1 changed files with 25 additions and 3 deletions
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28
src/csync_statedb.c
View file

@ -248,12 +248,34 @@ out:
int csync_statedb_write(CSYNC *ctx) {
/* drop tables */
if (csync_statedb_drop_tables(ctx) < 0) {
return -1;
goto retry_create;
}
/* create tables */
if (csync_statedb_create_tables(ctx) < 0) {
return -1;
goto retry_create;
}
if (0) {
char *statedb_tmp;
int rc;
retry_create:
if (asprintf(&statedb_tmp, "%s.ctmp", ctx->statedb.file) < 0) {
return -1;
}
/* close the temporary database */
sqlite3_close(ctx->statedb.db);
/* remove a possible corrupted file if it exists */
unlink(statedb_tmp);
rc = sqlite3_open(statedb_tmp, &ctx->statedb.db);
SAFE_FREE(statedb_tmp);
if (rc != SQLITE_OK) {
return -1;
}
/* create tables */
if (csync_statedb_create_tables(ctx) < 0) {
return -1;
}
}
/* insert metadata */
@ -796,7 +818,7 @@ c_strlist_t *csync_statedb_query(CSYNC *ctx, const char *statement) {
if (result != NULL) {
c_strlist_destroy(result);
}
result = c_strlist_new(1);
return NULL;
}
if (rc == SQLITE_SCHEMA) {