From: Doug Nazar <nazard@nazar.ca>
To: linux-nfs@vger.kernel.org
Subject: [PATCH 09/11] nfsidmap: Add support to cleanup resources on exit
Date: Sat, 18 Jul 2020 05:24:19 -0400 [thread overview]
Message-ID: <20200718092421.31691-10-nazard@nazar.ca> (raw)
In-Reply-To: <20200718092421.31691-1-nazard@nazar.ca>
Signed-off-by: Doug Nazar <nazard@nazar.ca>
---
support/nfsidmap/libnfsidmap.c | 13 +++++++++++++
support/nfsidmap/nfsidmap.h | 1 +
support/nfsidmap/nfsidmap_common.c | 11 ++++++++++-
support/nfsidmap/nfsidmap_private.h | 1 +
support/nfsidmap/nss.c | 8 ++++++++
5 files changed, 33 insertions(+), 1 deletion(-)
diff --git a/support/nfsidmap/libnfsidmap.c b/support/nfsidmap/libnfsidmap.c
index bce448cf..6b5647d2 100644
--- a/support/nfsidmap/libnfsidmap.c
+++ b/support/nfsidmap/libnfsidmap.c
@@ -496,6 +496,19 @@ out:
return ret ? -ENOENT: 0;
}
+void nfs4_term_name_mapping(void)
+{
+ if (nfs4_plugins)
+ unload_plugins(nfs4_plugins);
+ if (gss_plugins)
+ unload_plugins(gss_plugins);
+
+ nfs4_plugins = gss_plugins = NULL;
+
+ free_local_realms();
+ conf_cleanup();
+}
+
int
nfs4_get_default_domain(char *UNUSED(server), char *domain, size_t len)
{
diff --git a/support/nfsidmap/nfsidmap.h b/support/nfsidmap/nfsidmap.h
index 10630654..5a795684 100644
--- a/support/nfsidmap/nfsidmap.h
+++ b/support/nfsidmap/nfsidmap.h
@@ -50,6 +50,7 @@ typedef struct _extra_mapping_params {
typedef void (*nfs4_idmap_log_function_t)(const char *, ...);
int nfs4_init_name_mapping(char *conffile);
+void nfs4_term_name_mapping(void);
int nfs4_get_default_domain(char *server, char *domain, size_t len);
int nfs4_uid_to_name(uid_t uid, char *domain, char *name, size_t len);
int nfs4_gid_to_name(gid_t gid, char *domain, char *name, size_t len);
diff --git a/support/nfsidmap/nfsidmap_common.c b/support/nfsidmap/nfsidmap_common.c
index f89b82ee..4d2cb14f 100644
--- a/support/nfsidmap/nfsidmap_common.c
+++ b/support/nfsidmap/nfsidmap_common.c
@@ -34,12 +34,21 @@ static char * toupper_str(char *s)
return s;
}
+static struct conf_list *local_realms = NULL;
+
+void free_local_realms(void)
+{
+ if (local_realms) {
+ conf_free_list(local_realms);
+ local_realms = NULL;
+ }
+}
+
/* Get list of "local equivalent" realms. Meaning the list of realms
* where john@REALM.A is considered the same user as john@REALM.B
* If not specified, default to upper-case of local domain name */
struct conf_list *get_local_realms(void)
{
- static struct conf_list *local_realms = NULL;
if (local_realms) return local_realms;
local_realms = conf_get_list("General", "Local-Realms");
diff --git a/support/nfsidmap/nfsidmap_private.h b/support/nfsidmap/nfsidmap_private.h
index f1af55fa..a5cb6dda 100644
--- a/support/nfsidmap/nfsidmap_private.h
+++ b/support/nfsidmap/nfsidmap_private.h
@@ -37,6 +37,7 @@
#include "conffile.h"
struct conf_list *get_local_realms(void);
+void free_local_realms(void);
int get_nostrip(void);
int get_reformat_group(void);
diff --git a/support/nfsidmap/nss.c b/support/nfsidmap/nss.c
index 9d46499c..f8dbb94a 100644
--- a/support/nfsidmap/nss.c
+++ b/support/nfsidmap/nss.c
@@ -467,6 +467,14 @@ static int nss_plugin_init(void)
return 0;
}
+__attribute__((destructor))
+static int nss_plugin_term(void)
+{
+ free_local_realms();
+ conf_cleanup();
+ return 0;
+}
+
struct trans_func nss_trans = {
.name = "nsswitch",
--
2.26.2
next prev parent reply other threads:[~2020-07-18 9:24 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-18 9:24 [PATCH 00/11] nfs-utils: Misc cleanups & fixes Doug Nazar
2020-07-18 9:24 ` [PATCH 01/11] Add error handling to libevent allocations Doug Nazar
2020-07-18 9:24 ` [PATCH 02/11] gssd: Fix cccache buffer size Doug Nazar
2020-07-20 14:43 ` Steve Dickson
2020-07-20 15:41 ` Doug Nazar
2020-07-18 9:24 ` [PATCH 03/11] gssd: Fix handling of failed allocations Doug Nazar
2020-07-18 9:24 ` [PATCH 04/11] gssd: srchost should never be * Doug Nazar
2020-07-18 9:24 ` [PATCH 05/11] xlog: Reorganize xlog_backend() to work around -Wmaybe-uninitialized Doug Nazar
2020-07-18 9:24 ` [PATCH 06/11] nfsdcld: Add graceful exit handling and resource cleanup Doug Nazar
2020-07-18 9:24 ` [PATCH 07/11] nfsdcld: Don't copy more data than exists in column Doug Nazar
2020-07-18 9:24 ` [PATCH 08/11] svcgssd: Convert to using libevent Doug Nazar
2020-07-18 9:24 ` Doug Nazar [this message]
2020-07-20 15:49 ` [PATCH 09/11] nfsidmap: Add support to cleanup resources on exit Steve Dickson
2020-07-20 15:58 ` Doug Nazar
2020-07-20 17:31 ` Steve Dickson
2020-07-18 9:24 ` [PATCH 10/11] svcgssd: Cleanup global " Doug Nazar
2020-07-18 9:24 ` [PATCH 11/11] svcgssd: Wait for nullrpc channel if not available Doug Nazar
2020-07-18 15:55 ` J. Bruce Fields
2020-07-18 18:07 ` Doug Nazar
2020-07-27 14:42 ` [PATCH 00/11] nfs-utils: Misc cleanups & fixes Steve Dickson
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