diff options
author | Michael Adam <obnox@samba.org> | 2008-03-16 23:03:34 +0100 |
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committer | Michael Adam <obnox@samba.org> | 2008-03-17 08:22:32 +0100 |
commit | 178f3afe414760d8b8082ba411a971d70b8c5321 (patch) | |
tree | ff10e52ea679883cfd150c894b6ca221443b37cd | |
parent | a5e1910f82228bc779508e3977a05ec553d99a01 (diff) | |
download | samba-178f3afe414760d8b8082ba411a971d70b8c5321.tar.gz samba-178f3afe414760d8b8082ba411a971d70b8c5321.tar.bz2 samba-178f3afe414760d8b8082ba411a971d70b8c5321.zip |
registry: migrate tdb registry backend to dbwrap.
Michael
(This used to be commit 3c42d8ee16a4b143c6658fe26030569658eaef66)
-rw-r--r-- | source3/registry/reg_backend_db.c | 101 |
1 files changed, 52 insertions, 49 deletions
diff --git a/source3/registry/reg_backend_db.c b/source3/registry/reg_backend_db.c index 518078a062..7690ca2a05 100644 --- a/source3/registry/reg_backend_db.c +++ b/source3/registry/reg_backend_db.c @@ -24,7 +24,7 @@ #undef DBGC_CLASS #define DBGC_CLASS DBGC_REGISTRY -static struct tdb_wrap *tdb_reg = NULL; +static struct db_context *tdb_reg = NULL; static int tdb_refcount; /* List the deepest path into the registry. All part components will be created.*/ @@ -105,7 +105,7 @@ static bool init_registry_data( void ) * transaction behaviour. */ - if ( tdb_transaction_start( tdb_reg->tdb ) == -1 ) { + if ( tdb_reg->transaction_start( tdb_reg ) == -1 ) { DEBUG(0, ("init_registry_data: tdb_transaction_start " "failed\n")); return false; @@ -229,7 +229,7 @@ static bool init_registry_data( void ) TALLOC_FREE(frame); - if (tdb_transaction_commit( tdb_reg->tdb ) == -1) { + if (tdb_reg->transaction_commit(tdb_reg) == -1) { DEBUG(0, ("init_registry_data: Could not commit " "transaction\n")); return false; @@ -241,7 +241,7 @@ static bool init_registry_data( void ) TALLOC_FREE(frame); - if (tdb_transaction_cancel( tdb_reg->tdb ) == -1) { + if (tdb_reg->transaction_cancel(tdb_reg) == -1) { smb_panic("init_registry_data: tdb_transaction_cancel " "failed\n"); } @@ -264,9 +264,9 @@ bool regdb_init( void ) return true; } - if ( !(tdb_reg = tdb_wrap_open(NULL, state_path("registry.tdb"), 0, REG_TDB_FLAGS, O_RDWR, 0600)) ) + if ( !(tdb_reg = db_open(NULL, state_path("registry.tdb"), 0, REG_TDB_FLAGS, O_RDWR, 0600)) ) { - tdb_reg = tdb_wrap_open(NULL, state_path("registry.tdb"), 0, REG_TDB_FLAGS, O_RDWR|O_CREAT, 0600); + tdb_reg = db_open(NULL, state_path("registry.tdb"), 0, REG_TDB_FLAGS, O_RDWR|O_CREAT, 0600); if ( !tdb_reg ) { DEBUG(0,("regdb_init: Failed to open registry %s (%s)\n", state_path("registry.tdb"), strerror(errno) )); @@ -278,7 +278,7 @@ bool regdb_init( void ) tdb_refcount = 1; - vers_id = tdb_fetch_int32(tdb_reg->tdb, vstring); + vers_id = dbwrap_fetch_int32(tdb_reg, vstring); if ( vers_id != REGVER_V1 ) { /* any upgrade code here if needed */ @@ -312,7 +312,7 @@ WERROR regdb_open( void ) become_root(); - tdb_reg = tdb_wrap_open(NULL, state_path("registry.tdb"), 0, REG_TDB_FLAGS, O_RDWR, 0600); + tdb_reg = db_open(NULL, state_path("registry.tdb"), 0, REG_TDB_FLAGS, O_RDWR, 0600); if ( !tdb_reg ) { result = ntstatus_to_werror( map_nt_error_from_unix( errno ) ); DEBUG(0,("regdb_open: Failed to open %s! (%s)\n", @@ -356,7 +356,7 @@ int regdb_close( void ) ***********************************************************************/ int regdb_get_seqnum(void) { - return tdb_get_seqnum(tdb_reg->tdb); + return tdb_reg->get_seqnum(tdb_reg); } /*********************************************************************** @@ -375,6 +375,7 @@ static bool regdb_store_keys_internal(const char *key, REGSUBKEY_CTR *ctr) uint32 num_subkeys = regsubkey_ctr_numkeys(ctr); char *keyname = NULL; TALLOC_CTX *ctx = talloc_tos(); + NTSTATUS status; if (!key) { return false; @@ -419,7 +420,8 @@ static bool regdb_store_keys_internal(const char *key, REGSUBKEY_CTR *ctr) dbuf.dptr = buffer; dbuf.dsize = len; - if ( tdb_store_bystring( tdb_reg->tdb, keyname, dbuf, TDB_REPLACE ) == -1) { + status = dbwrap_store_bystring(tdb_reg, keyname, dbuf, TDB_REPLACE); + if (!NT_STATUS_IS_OK(status)) { ret = false; goto done; } @@ -441,6 +443,7 @@ bool regdb_store_keys(const char *key, REGSUBKEY_CTR *ctr) REGSUBKEY_CTR *subkeys = NULL, *old_subkeys = NULL; char *oldkeyname = NULL; TALLOC_CTX *ctx = talloc_tos(); + NTSTATUS status; /* * fetch a list of the old subkeys so we can determine if anything has @@ -473,8 +476,8 @@ bool regdb_store_keys(const char *key, REGSUBKEY_CTR *ctr) } } - if (tdb_transaction_start( tdb_reg->tdb ) == -1) { - DEBUG(0, ("regdb_store_keys: tdb_transaction_start failed\n")); + if (tdb_reg->transaction_start(tdb_reg) == -1) { + DEBUG(0, ("regdb_store_keys: transaction_start failed\n")); return false; } @@ -521,7 +524,8 @@ bool regdb_store_keys(const char *key, REGSUBKEY_CTR *ctr) if (!path) { goto fail; } - if (tdb_delete_bystring(tdb_reg->tdb, path) == -1) { + status = dbwrap_delete_bystring(tdb_reg, path); + if (!NT_STATUS_IS_OK(status)) { DEBUG(1, ("Deleting %s failed\n", path)); goto fail; } @@ -542,7 +546,7 @@ bool regdb_store_keys(const char *key, REGSUBKEY_CTR *ctr) /* * Ignore errors here, we might have no values around */ - tdb_delete_bystring( tdb_reg->tdb, path ); + dbwrap_delete_bystring(tdb_reg, path); TALLOC_FREE(path); } @@ -592,7 +596,7 @@ bool regdb_store_keys(const char *key, REGSUBKEY_CTR *ctr) TALLOC_FREE(path); } - if (tdb_transaction_commit( tdb_reg->tdb ) == -1) { + if (tdb_reg->transaction_commit(tdb_reg) == -1) { DEBUG(0, ("regdb_store_keys: Could not commit transaction\n")); return false; } @@ -603,8 +607,8 @@ bool regdb_store_keys(const char *key, REGSUBKEY_CTR *ctr) TALLOC_FREE(old_subkeys); TALLOC_FREE(subkeys); - if (tdb_transaction_cancel(tdb_reg->tdb) == -1) { - smb_panic("regdb_store_keys: tdb_transaction_cancel failed\n"); + if (tdb_reg->transaction_cancel(tdb_reg) == -1) { + smb_panic("regdb_store_keys: transaction_cancel failed\n"); } return false; @@ -620,13 +624,13 @@ int regdb_fetch_keys(const char *key, REGSUBKEY_CTR *ctr) { char *path = NULL; uint32 num_items; - TDB_DATA dbuf; uint8 *buf; uint32 buflen, len; int i; fstring subkeyname; int ret = -1; TALLOC_CTX *frame = talloc_stackframe(); + struct db_record *rec; DEBUG(11,("regdb_fetch_keys: Enter key => [%s]\n", key ? key : "NULL")); @@ -642,18 +646,15 @@ int regdb_fetch_keys(const char *key, REGSUBKEY_CTR *ctr) } strupper_m(path); - if (tdb_read_lock_bystring_with_timeout(tdb_reg->tdb, path, 10) == -1) { + rec = tdb_reg->fetch_locked(tdb_reg, frame, string_term_tdb_data(path)); + if (rec == NULL) { return 0; } - dbuf = tdb_fetch_bystring(tdb_reg->tdb, path); ctr->seqnum = regdb_get_seqnum(); - tdb_read_unlock_bystring(tdb_reg->tdb, path); - - - buf = dbuf.dptr; - buflen = dbuf.dsize; + buf = rec->value.dptr; + buflen = rec->value.dsize; if ( !buf ) { DEBUG(5,("regdb_fetch_keys: tdb lookup failed to locate key [%s]\n", key)); @@ -667,8 +668,6 @@ int regdb_fetch_keys(const char *key, REGSUBKEY_CTR *ctr) regsubkey_ctr_addkey(ctr, subkeyname); } - SAFE_FREE(dbuf.dptr); - DEBUG(11,("regdb_fetch_keys: Exit [%d] items\n", num_items)); ret = num_items; @@ -763,9 +762,10 @@ static int regdb_pack_values(REGVAL_CTR *values, uint8 *buf, int buflen) int regdb_fetch_values( const char* key, REGVAL_CTR *values ) { - TDB_DATA data; char *keystr = NULL; - TALLOC_CTX *ctx = talloc_tos(); + TALLOC_CTX *ctx = talloc_stackframe(); + struct db_record *rec; + int ret = 0; DEBUG(10,("regdb_fetch_values: Looking for value of key [%s] \n", key)); @@ -775,27 +775,27 @@ int regdb_fetch_values( const char* key, REGVAL_CTR *values ) } keystr = normalize_reg_path(ctx, keystr); if (!keystr) { - return 0; + goto done; } - if (tdb_read_lock_bystring_with_timeout(tdb_reg->tdb, keystr, 10) == -1) { - return 0; + rec = tdb_reg->fetch_locked(tdb_reg, ctx, string_term_tdb_data(keystr)); + if (rec == NULL) { + goto done; } - data = tdb_fetch_bystring(tdb_reg->tdb, keystr); values->seqnum = regdb_get_seqnum(); - tdb_read_unlock_bystring(tdb_reg->tdb, keystr); - - if (!data.dptr) { + if (!rec->value.dptr) { /* all keys have zero values by default */ - return 0; + goto done; } - regdb_unpack_values(values, data.dptr, data.dsize); + regdb_unpack_values(values, rec->value.dptr, rec->value.dsize); + ret = regval_ctr_numvals(values); - SAFE_FREE(data.dptr); - return regval_ctr_numvals(values); +done: + TALLOC_FREE(ctx); + return ret; } bool regdb_store_values( const char *key, REGVAL_CTR *values ) @@ -833,19 +833,20 @@ bool regdb_store_values( const char *key, REGVAL_CTR *values ) return false; } - old_data = tdb_fetch_bystring(tdb_reg->tdb, keystr); + old_data = dbwrap_fetch_bystring(tdb_reg, ctx, keystr); if ((old_data.dptr != NULL) && (old_data.dsize == data.dsize) && (memcmp(old_data.dptr, data.dptr, data.dsize) == 0)) { - SAFE_FREE(old_data.dptr); + TALLOC_FREE(old_data.dptr); SAFE_FREE(data.dptr); return true; } - ret = tdb_trans_store_bystring(tdb_reg->tdb, keystr, data, TDB_REPLACE); + ret = dbwrap_trans_store(tdb_reg, string_term_tdb_data(keystr), data, + TDB_REPLACE); - SAFE_FREE( old_data.dptr ); + TALLOC_FREE( old_data.dptr ); SAFE_FREE( data.dptr ); return ret != -1 ; @@ -857,6 +858,7 @@ static WERROR regdb_get_secdesc(TALLOC_CTX *mem_ctx, const char *key, char *tdbkey; TDB_DATA data; NTSTATUS status; + TALLOC_CTX *tmp_ctx = talloc_stackframe(); DEBUG(10, ("regdb_get_secdesc: Getting secdesc of key [%s]\n", key)); @@ -865,7 +867,7 @@ static WERROR regdb_get_secdesc(TALLOC_CTX *mem_ctx, const char *key, } normalize_dbkey(tdbkey); - data = tdb_fetch_bystring(tdb_reg->tdb, tdbkey); + data = dbwrap_fetch_bystring(tdb_reg, tmp_ctx, tdbkey); SAFE_FREE(tdbkey); if (data.dptr == NULL) { @@ -875,7 +877,7 @@ static WERROR regdb_get_secdesc(TALLOC_CTX *mem_ctx, const char *key, status = unmarshall_sec_desc(mem_ctx, (uint8 *)data.dptr, data.dsize, psecdesc); - SAFE_FREE(data.dptr); + TALLOC_FREE(tmp_ctx); if (NT_STATUS_EQUAL(status, NT_STATUS_NO_MEMORY)) { return WERR_NOMEM; @@ -913,8 +915,8 @@ static WERROR regdb_set_secdesc(const char *key, /* assuming a delete */ int tdb_ret; - tdb_ret = tdb_trans_delete(tdb_reg->tdb, - string_term_tdb_data(tdbkey)); + tdb_ret = dbwrap_trans_delete(tdb_reg, + string_term_tdb_data(tdbkey)); if (tdb_ret == -1) { err = ntstatus_to_werror(map_nt_error_from_unix(errno)); } else { @@ -931,7 +933,8 @@ static WERROR regdb_set_secdesc(const char *key, goto done; } - if (tdb_trans_store_bystring(tdb_reg->tdb, tdbkey, tdbdata, 0) == -1) { + if (dbwrap_trans_store(tdb_reg, string_term_tdb_data(tdbkey), + tdbdata, 0) == -1) { err = ntstatus_to_werror(map_nt_error_from_unix(errno)); goto done; } |