- update the patch for dynamic loading of database backends

- fix dns_db_unregister()
This commit is contained in:
Martin Nagy 2009-04-22 15:37:08 +00:00
parent 32aa839776
commit 01aab7c4c3
3 changed files with 47 additions and 13 deletions

View File

@ -0,0 +1,13 @@
diff --git a/lib/dns/db.c b/lib/dns/db.c
index a4c2864..62f461c 100644
--- a/lib/dns/db.c
+++ b/lib/dns/db.c
@@ -860,6 +860,8 @@ dns_db_unregister(dns_dbimplementation_t **dbimp) {
isc_mem_put(mctx, imp, sizeof(dns_dbimplementation_t));
isc_mem_detach(&mctx);
RWUNLOCK(&implock, isc_rwlocktype_write);
+
+ *dbimp = NULL;
}
isc_result_t

View File

@ -1,5 +1,5 @@
diff --git a/bin/named/main.c b/bin/named/main.c
index aa6575a..8030e3d 100644
index aa6575a..aed2a55 100644
--- a/bin/named/main.c
+++ b/bin/named/main.c
@@ -44,6 +44,7 @@
@ -14,13 +14,13 @@ index aa6575a..8030e3d 100644
dlz_drivers_clear();
#endif
+ dns_dynamic_db_cleanup();
+ dns_dynamic_db_cleanup(ISC_TRUE);
+
dns_name_destroy();
isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL, NS_LOGMODULE_MAIN,
diff --git a/bin/named/server.c b/bin/named/server.c
index 31b2761..5d4077d 100644
index 31b2761..7670f1a 100644
--- a/bin/named/server.c
+++ b/bin/named/server.c
@@ -56,6 +56,7 @@
@ -150,6 +150,23 @@ index 31b2761..5d4077d 100644
* Configure the view's cache. Try to reuse an existing
* cache if possible, otherwise create a new cache.
* Note that the ADB is not preserved in either case.
@@ -2903,6 +3002,7 @@ load_configuration(const char *filename, ns_server_t *server,
result = isc_task_beginexclusive(server->task);
RUNTIME_CHECK(result == ISC_R_SUCCESS);
+ dns_dynamic_db_cleanup(ISC_FALSE);
/*
* Parse the global default pseudo-config file.
*/
@@ -4140,6 +4240,8 @@ loadconfig(ns_server_t *server) {
static isc_result_t
reload(ns_server_t *server) {
isc_result_t result;
+
+ dns_dynamic_db_cleanup(ISC_FALSE);
CHECK(loadconfig(server));
result = load_zones(server, ISC_FALSE);
diff --git a/lib/dns/Makefile.in b/lib/dns/Makefile.in
index ef5c12a..0f7abba 100644
--- a/lib/dns/Makefile.in
@ -175,10 +192,10 @@ index ef5c12a..0f7abba 100644
name.c ncache.c nsec.c nsec3.c order.c peer.c portlist.c \
diff --git a/lib/dns/dynamic_db.c b/lib/dns/dynamic_db.c
new file mode 100644
index 0000000..f11584d
index 0000000..de2daf7
--- /dev/null
+++ b/lib/dns/dynamic_db.c
@@ -0,0 +1,346 @@
@@ -0,0 +1,347 @@
+/*
+ * Copyright (C) 2008-2009 Red Hat, Inc.
+ *
@ -407,24 +424,25 @@ index 0000000..f11584d
+}
+
+void
+dns_dynamic_db_cleanup(void)
+dns_dynamic_db_cleanup(isc_boolean_t exiting)
+{
+ dyndb_implementation_t *elem;
+ dyndb_implementation_t *next;
+ dyndb_implementation_t *prev;
+
+ RUNTIME_CHECK(isc_once_do(&once, dyndb_initialize) == ISC_R_SUCCESS);
+
+ LOCK(&dyndb_lock);
+ elem = HEAD(dyndb_implementations);
+ elem = TAIL(dyndb_implementations);
+ while (elem != NULL) {
+ next = NEXT(elem, link);
+ prev = PREV(elem, link);
+ UNLINK(dyndb_implementations, elem, link);
+ elem->destroy_function();
+ unload_library(&elem);
+ elem = next;
+ elem = prev;
+ }
+ UNLOCK(&dyndb_lock);
+
+ if (exiting == ISC_TRUE)
+ isc_mutex_destroy(&dyndb_lock);
+}
+
@ -540,7 +558,7 @@ index e9e049e..27fdc45 100644
message.h name.h ncache.h \
diff --git a/lib/dns/include/dns/dynamic_db.h b/lib/dns/include/dns/dynamic_db.h
new file mode 100644
index 0000000..12f7a06
index 0000000..7b1c1ce
--- /dev/null
+++ b/lib/dns/include/dns/dynamic_db.h
@@ -0,0 +1,50 @@
@ -578,7 +596,7 @@ index 0000000..12f7a06
+ isc_mem_t *mctx, const char * const *argv,
+ dns_dyndb_arguments_t *dyndb_args);
+
+void dns_dynamic_db_cleanup(void);
+void dns_dynamic_db_cleanup(isc_boolean_t exiting);
+
+dns_dyndb_arguments_t *dns_dyndb_arguments_create(isc_mem_t *mctx);
+void dns_dyndb_arguments_destroy(isc_mem_t *mctx, dns_dyndb_arguments_t *args);

View File

@ -61,6 +61,7 @@ Patch62: bind-9.5-sdb-sqlite-bld.patch
# needs inpection
Patch17: bind-9.3.2b1-fix_sdb_ldap.patch
Patch104: bind-96-dyndb.patch
Patch105: bind-96-db_unregister.patch
# IDN paches
Patch73: bind-9.5-libidn.patch
@ -168,6 +169,7 @@ Based on the code from Jan "Yenya" Kasprzak <kas@fi.muni.cz>
%patch10 -p1 -b .PIE
%patch16 -p1 -b .redhat_doc
%patch104 -p1 -b .dyndb
%patch105 -p1 -b .db_unregister
%if %{SDB}
%patch101 -p1 -b .old-api
mkdir bin/named-sdb
@ -571,6 +573,7 @@ rm -rf ${RPM_BUILD_ROOT}
%changelog
* Wed Apr 22 2009 Martin Nagy <mnagy redhat com> 32:9.6.1-0.2.b1
- update the patch for dynamic loading of database backends
- fix dns_db_unregister()
* Mon Mar 30 2009 Adam Tkac <atkac redhat com> 32:9.6.1-0.1.b1
- 9.6.1b1 release