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- Log -----------------------------------------------------------------
commit c09bd25b65204a44bf22aaec38fc66f7be66e038
Author: Lon Hohberger <lhh@redhat.com>
Date: Mon Nov 19 17:28:33 2007 +0000

Ancillary NOCLUSTER mode fixes for fence_xvmd

commit 82cce806f7052ce61d1f726a0e8e8c083db01da6
Author: Lon Hohberger <lhh@redhat.com>
Date: Mon Nov 19 17:03:27 2007 +0000

Ancillary NOCLUSTER mode fixes for fence_xvmd

commit 4a7e308a068daf2ab468dda47e5f819ec05d9517
Author: Lon Hohberger <lhh@redhat.com>
Date: Tue Jun 17 15:45:45 2008 -0400

Fix #362351 - make fence_xvmd work in no-cluster mode

Resolve Conflicts:

fence/agents/xvm/options.c

-----------------------------------------------------------------------

Summary of changes:
fence/agents/xvm/fence_xvmd.c | 37 +++++++++++++++++++++++++++++++------
fence/agents/xvm/options.c | 1 -
fence/agents/xvm/xml.c | 2 ++
fence/man/fence_xvmd.8 | 7 +++++++
4 files changed, 40 insertions(+), 7 deletions(-)

diff --git a/fence/agents/xvm/fence_xvmd.c b/fence/agents/xvm/fence_xvmd.c
index 2715ddc..e1f6638 100644
--- a/fence/agents/xvm/fence_xvmd.c
+++ b/fence/agents/xvm/fence_xvmd.c
@@ -200,15 +200,17 @@ wait_domain(fence_req_t *req, virConnectPtr vp, int timeout)

int
do_fence_request_tcp(fence_req_t *req, fence_auth_type_t auth,
- void *key, size_t key_len, virConnectPtr vp)
+ void *key, size_t key_len, virConnectPtr vp,
+ int flags)
{
int fd = -1, ret = -1;
virDomainPtr vdp;
+ virDomainInfo vdi;
char response = 1;
char *domain_desc, *domain_desc_sanitized;
size_t sz;

- if (!(vdp = get_domain(req, vp))) {
+ if (!(vdp = get_domain(req, vp)) && (!(flags & F_NOCLUSTER))) {
dbg_printf(2, "Could not find domain: %s
", req->domain);
goto out;
}
@@ -227,6 +229,17 @@ do_fence_request_tcp(fence_req_t *req, fence_auth_type_t auth,
break;
case FENCE_OFF:
printf("Destroying domain %s...
", (char *)req->domain);
+ if (flags & F_NOCLUSTER) {
+ if (!vdp ||
+ ((virDomainGetInfo(vdp, &vdi) == 0) &&
+ (vdi.state == VIR_DOMAIN_SHUTOFF))) {
+ dbg_printf(2, "[NOCLUSTER] Nothing to "
+ "do - domain does not exist
");
+ response = 0;
+ break;
+ }
+ }
+

dbg_printf(2, "[OFF] Calling virDomainDestroy
");
ret = virDomainDestroy(vdp);
@@ -244,6 +257,18 @@ do_fence_request_tcp(fence_req_t *req, fence_auth_type_t auth,
case FENCE_REBOOT:
printf("Rebooting domain %s...
",
(char *)req->domain);
+
+ if (flags & F_NOCLUSTER) {
+ if (!vdp ||
+ ((virDomainGetInfo(vdp, &vdi) == 0) &&
+ (vdi.state == VIR_DOMAIN_SHUTOFF))) {
+ dbg_printf(2, "[NOCLUSTER] Nothing to "
+ "do - domain does not exist
");
+ response = 0;
+ break;
+ }
+ }
+
domain_desc = virDomainGetXMLDesc(vdp, 0);

if (domain_desc) {
@@ -264,10 +289,10 @@ do_fence_request_tcp(fence_req_t *req, fence_auth_type_t auth,
"libvirt
");
}

- dbg_printf(2, "[REBOOT] Calling virDomainDestroy
");
+ dbg_printf(2, "[REBOOT] Calling virDomainDestroy(%p)
", vdp);
ret = virDomainDestroy(vdp);
if (ret < 0) {
- printf("virDomainDestroy() failed: %d
", ret);
+ printf("virDomainDestroy() failed: %d/%d
", ret, errno);
if (domain_desc)
free(domain_desc);
break;
@@ -286,7 +311,7 @@ do_fence_request_tcp(fence_req_t *req, fence_auth_type_t auth,
}
break;
}
-
+
dbg_printf(3, "Sending response to caller...
");
if (write(fd, &response, 1) < 0) {
perror("write");
@@ -633,7 +658,7 @@ xvmd_loop(cman_handle_t ch, void *h, int fd, fence_xvm_args_t *args,
case AUTH_SHA512:
printf("Plain TCP request
");
do_fence_request_tcp(&data, args->auth, key,
- key_len, vp);
+ key_len, vp, args->flags);
break;
default:
printf("XXX Unhandled authentication
");
diff --git a/fence/agents/xvm/options.c b/fence/agents/xvm/options.c
index 5bb1d7a..616b8db 100644
--- a/fence/agents/xvm/options.c
+++ b/fence/agents/xvm/options.c
@@ -253,7 +253,6 @@ assign_nocluster(fence_xvm_args_t *args, struct arg_info *arg, char *value)
}


-
/** ALL valid command line and stdin arguments for this fencing agent */
static struct arg_info _arg_info[] = {
{ 'xff', NULL, "agent",
diff --git a/fence/agents/xvm/xml.c b/fence/agents/xvm/xml.c
index f313cc4..6a0308e 100644
--- a/fence/agents/xvm/xml.c
+++ b/fence/agents/xvm/xml.c
@@ -82,6 +82,8 @@ cleanup_xml_doc(xmlDocPtr doc)
flip_graphics_port(doc);

os_node = get_os_node(doc);
+ if (!os_node)
+ return -1;

curr = os_node->children;
while (curr) {
diff --git a/fence/man/fence_xvmd.8 b/fence/man/fence_xvmd.8
index 5da7791..5a47211 100644
--- a/fence/man/fence_xvmd.8
+++ b/fence/man/fence_xvmd.8
@@ -74,6 +74,13 @@ parameters (because they are cluster-wide), so if you need to
override a configuration option contained in CCS, you must specify
this parameter.
fB-VfP
+.TP
+fB-LfP
+Local-only / non-cluster mode. When used with -X, this this option
+prevents fence_xvmd from operating as a clustered service, obviating
+the need to configure/run CMAN on the host domain.
+.TP
+fB-VfP
Print out a version message, then exit.

.SH CCS PARAMETERS


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