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authorAndreas Schneider <asn@samba.org>2011-01-27 15:32:48 +0100
committerGünther Deschner <gd@samba.org>2011-02-07 12:32:00 +0100
commit75abfa6f949bcc2e472ae19084fa3309025caa1d (patch)
treea85c70d940d187a5896ed05976bdfc59fa0d9fa7 /source3/rpc_server
parent01b49b1a2b0442954a088035e133bd8f34fd811d (diff)
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s3-rpc_server: Migrated eventlog to winreg.
Signed-off-by: Günther Deschner <gd@samba.org>
Diffstat (limited to 'source3/rpc_server')
-rw-r--r--source3/rpc_server/srv_eventlog_nt.c94
1 files changed, 72 insertions, 22 deletions
diff --git a/source3/rpc_server/srv_eventlog_nt.c b/source3/rpc_server/srv_eventlog_nt.c
index a3275acec2..64da67ab7b 100644
--- a/source3/rpc_server/srv_eventlog_nt.c
+++ b/source3/rpc_server/srv_eventlog_nt.c
@@ -24,13 +24,17 @@
#include "../librpc/gen_ndr/srv_eventlog.h"
#include "lib/eventlog/eventlog.h"
#include "registry.h"
-#include "registry/reg_api.h"
-#include "registry/reg_api_util.h"
#include "../libcli/security/security.h"
+#include "../librpc/gen_ndr/ndr_winreg_c.h"
+#include "rpc_client/cli_winreg_int.h"
+#include "rpc_client/cli_winreg.h"
+
#undef DBGC_CLASS
#define DBGC_CLASS DBGC_RPC_SRV
+#define TOP_LEVEL_EVENTLOG_KEY "SYSTEM\\CurrentControlSet\\Services\\Eventlog"
+
typedef struct {
char *logname;
ELOG_TDB *etdb;
@@ -304,18 +308,27 @@ static int elog_size( EVENTLOG_INFO *info )
since it uses the table to find the tdb handle
********************************************************************/
-static bool sync_eventlog_params( EVENTLOG_INFO *info )
+static bool sync_eventlog_params(TALLOC_CTX *mem_ctx,
+ struct messaging_context *msg_ctx,
+ EVENTLOG_INFO *info)
{
- char *path = NULL;
+ struct dcerpc_binding_handle *h = NULL;
+ uint32_t access_mask = SEC_FLAG_MAXIMUM_ALLOWED;
+ struct policy_handle hive_hnd, key_hnd;
uint32_t uiMaxSize = 0;
uint32_t uiRetention = 0;
- struct registry_key *key;
- struct registry_value *value;
- WERROR wresult;
+ char *path = NULL;
+ NTSTATUS status;
+ WERROR wresult = WERR_OK;
char *elogname = info->logname;
- TALLOC_CTX *ctx = talloc_stackframe();
+ TALLOC_CTX *ctx;
bool ret = false;
+ ctx = talloc_stackframe();
+ if (ctx == NULL) {
+ return false;
+ }
+
DEBUG( 4, ( "sync_eventlog_params with %s\n", elogname ) );
if ( !info->etdb ) {
@@ -331,15 +344,26 @@ static bool sync_eventlog_params( EVENTLOG_INFO *info )
key and retrieve the values. That way we can continue
to use the same fetch/store api that we use in
srv_reg_nt.c */
-
- path = talloc_asprintf(ctx, "%s\\%s", KEY_EVENTLOG, elogname);
+ path = talloc_asprintf(ctx, "%s\\%s", TOP_LEVEL_EVENTLOG_KEY, elogname);
if (!path) {
goto done;
}
- wresult = reg_open_path(ctx, path, REG_KEY_READ, get_system_token(),
- &key);
-
+ status = dcerpc_winreg_int_hklm_openkey(ctx,
+ get_server_info_system(),
+ msg_ctx,
+ &h,
+ path,
+ false,
+ access_mask,
+ &hive_hnd,
+ &key_hnd,
+ &wresult);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(4,("sync_eventlog_params: Failed to open key [%s] (%s)\n",
+ path, nt_errstr(status)));
+ goto done;
+ }
if ( !W_ERROR_IS_OK( wresult ) ) {
DEBUG( 4,
( "sync_eventlog_params: Failed to open key [%s] (%s)\n",
@@ -347,26 +371,39 @@ static bool sync_eventlog_params( EVENTLOG_INFO *info )
goto done;
}
- wresult = reg_queryvalue(key, key, "Retention", &value);
+ status = dcerpc_winreg_query_dword(ctx,
+ h,
+ &key_hnd,
+ "Retention",
+ &uiRetention,
+ &wresult);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(4, ("Failed to query value \"Retention\": %s\n",
+ nt_errstr(status)));
+ goto done;
+ }
if (!W_ERROR_IS_OK(wresult)) {
DEBUG(4, ("Failed to query value \"Retention\": %s\n",
win_errstr(wresult)));
goto done;
}
- if (value->data.length >= 4) {
- uiRetention = IVAL(value->data.data, 0);
+ status = dcerpc_winreg_query_dword(ctx,
+ h,
+ &key_hnd,
+ "MaxSize",
+ &uiMaxSize,
+ &wresult);
+ if (!NT_STATUS_IS_OK(status)) {
+ DEBUG(4, ("Failed to query value \"Retention\": %s\n",
+ nt_errstr(status)));
+ goto done;
}
-
- wresult = reg_queryvalue(key, key, "MaxSize", &value);
if (!W_ERROR_IS_OK(wresult)) {
DEBUG(4, ("Failed to query value \"MaxSize\": %s\n",
win_errstr(wresult)));
goto done;
}
- if (value->data.length >= 4) {
- uiMaxSize = IVAL(value->data.data, 0);
- }
tdb_store_int32( ELOG_TDB_CTX(info->etdb), EVT_MAXSIZE, uiMaxSize );
tdb_store_int32( ELOG_TDB_CTX(info->etdb), EVT_RETENTION, uiRetention );
@@ -374,6 +411,17 @@ static bool sync_eventlog_params( EVENTLOG_INFO *info )
ret = true;
done:
+ if (h != NULL) {
+ WERROR ignore;
+
+ if (is_valid_policy_hnd(&key_hnd)) {
+ dcerpc_winreg_CloseKey(h, ctx, &key_hnd, &ignore);
+ }
+ if (is_valid_policy_hnd(&hive_hnd)) {
+ dcerpc_winreg_CloseKey(h, ctx, &hive_hnd, &ignore);
+ }
+ }
+
TALLOC_FREE(ctx);
return ret;
}
@@ -406,7 +454,9 @@ NTSTATUS _eventlog_OpenEventLogW(struct pipes_struct *p,
DEBUG(10,("_eventlog_OpenEventLogW: Size [%d]\n", elog_size( info )));
- if (!sync_eventlog_params(info)) {
+ if (!sync_eventlog_params(p->mem_ctx,
+ p->msg_ctx,
+ info)) {
elog_close(p, r->out.handle);
return NT_STATUS_EVENTLOG_FILE_CORRUPT;
}