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authorVolker Lendecke <vl@samba.org>2012-02-15 11:22:45 +0100
committerJeremy Allison <jra@samba.org>2012-02-15 21:10:22 +0100
commitdd5868d41eeaa304a471822d7783526d9f4c37f5 (patch)
tree244604395cecaf711417fa641e654f126c225564 /source3
parenta6bd7f3d574998419cac01b1f7b4fa2e1067bb7c (diff)
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s3: Add SERVERID_UNIQUE_ID_NOT_TO_VERIFY, bug 8760
Autobuild-User: Jeremy Allison <jra@samba.org> Autobuild-Date: Wed Feb 15 21:10:22 CET 2012 on sn-devel-104
Diffstat (limited to 'source3')
-rw-r--r--source3/include/serverid.h9
-rw-r--r--source3/lib/ctdbd_conn.c11
-rw-r--r--source3/lib/serverid.c20
-rw-r--r--source3/smbd/server.c6
4 files changed, 40 insertions, 6 deletions
diff --git a/source3/include/serverid.h b/source3/include/serverid.h
index babb21b8f7..8fc06a15d8 100644
--- a/source3/include/serverid.h
+++ b/source3/include/serverid.h
@@ -22,6 +22,9 @@
#include "includes.h"
+/** Don't verify this unique id */
+#define SERVERID_UNIQUE_ID_NOT_TO_VERIFY 0xFFFFFFFFFFFFFFFFULL
+
/*
* Register a server with its unique id
*/
@@ -69,4 +72,10 @@ bool serverid_traverse_read(int (*fn)(const struct server_id *id,
*/
bool serverid_parent_init(TALLOC_CTX *mem_ctx);
+/*
+ * Get a random unique_id and make sure that it is not
+ * SERVERID_UNIQUE_ID_NOT_TO_VERIFY
+ */
+uint64_t serverid_get_random_unique_id(void);
+
#endif
diff --git a/source3/lib/ctdbd_conn.c b/source3/lib/ctdbd_conn.c
index 12b736deb3..9c73002078 100644
--- a/source3/lib/ctdbd_conn.c
+++ b/source3/lib/ctdbd_conn.c
@@ -20,6 +20,7 @@
#include "includes.h"
#include "util_tdb.h"
+#include "serverid.h"
#ifdef CLUSTER_SUPPORT
@@ -1228,8 +1229,14 @@ bool ctdb_serverids_exist(struct ctdbd_connection *conn,
}
for (i=0; i<vnn->num_srvids; i++) {
- results[vnn->pid_indexes[i]] =
- ((reply->data[i/8] & (1<<(i%8))) != 0);
+ int idx = vnn->pid_indexes[i];
+
+ if (pids[i].unique_id ==
+ SERVERID_UNIQUE_ID_NOT_TO_VERIFY) {
+ results[idx] = true;
+ continue;
+ }
+ results[idx] = ((reply->data[i/8] & (1<<(i%8))) != 0);
}
TALLOC_FREE(reply);
diff --git a/source3/lib/serverid.c b/source3/lib/serverid.c
index 6a8083a7a2..02de2b4f9c 100644
--- a/source3/lib/serverid.c
+++ b/source3/lib/serverid.c
@@ -265,6 +265,10 @@ bool serverid_exists(const struct server_id *id)
return false;
}
+ if (id->unique_id == SERVERID_UNIQUE_ID_NOT_TO_VERIFY) {
+ return true;
+ }
+
db = serverid_db();
if (db == NULL) {
return false;
@@ -308,6 +312,10 @@ bool serverids_exist(const struct server_id *ids, int num_ids, bool *results)
struct serverid_key key;
TDB_DATA tdbkey;
+ if (ids[i].unique_id == SERVERID_UNIQUE_ID_NOT_TO_VERIFY) {
+ results[i] = true;
+ continue;
+ }
if (!results[i]) {
continue;
}
@@ -433,3 +441,15 @@ bool serverid_traverse(int (*fn)(struct db_record *rec,
status = dbwrap_traverse(db, serverid_traverse_fn, &state, NULL);
return NT_STATUS_IS_OK(status);
}
+
+uint64_t serverid_get_random_unique_id(void)
+{
+ uint64_t unique_id = SERVERID_UNIQUE_ID_NOT_TO_VERIFY;
+
+ while (unique_id == SERVERID_UNIQUE_ID_NOT_TO_VERIFY) {
+ generate_random_buffer((uint8_t *)&unique_id,
+ sizeof(unique_id));
+ }
+
+ return unique_id;
+}
diff --git a/source3/smbd/server.c b/source3/smbd/server.c
index 10d59adbc6..182b346197 100644
--- a/source3/smbd/server.c
+++ b/source3/smbd/server.c
@@ -481,7 +481,7 @@ static void smbd_accept_connection(struct tevent_context *ev,
* Generate a unique id in the parent process so that we use
* the global random state in the parent.
*/
- generate_random_buffer((uint8_t *)&unique_id, sizeof(unique_id));
+ unique_id = serverid_get_random_unique_id();
pid = sys_fork();
if (pid == 0) {
@@ -973,7 +973,6 @@ extern void build_options(bool screen);
struct smbd_parent_context *parent = NULL;
TALLOC_CTX *frame;
NTSTATUS status;
- uint64_t unique_id;
struct tevent_context *ev_ctx;
struct messaging_context *msg_ctx;
struct tevent_signal *se;
@@ -1191,8 +1190,7 @@ extern void build_options(bool screen);
become_daemon(Fork, no_process_group, log_stdout);
}
- generate_random_buffer((uint8_t *)&unique_id, sizeof(unique_id));
- set_my_unique_id(unique_id);
+ set_my_unique_id(serverid_get_random_unique_id());
#if HAVE_SETPGID
/*