[Cluster-devel] Cluster Project branch, master, updated. cluster-2.99.05-20-gbeeb207
lhh at sourceware.org
lhh at sourceware.org
Thu Jun 26 15:32:50 UTC 2008
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- Log -----------------------------------------------------------------
commit beeb2070953548ecf38751294e5371a668f73ee2
Author: root <root at localhost.localdomain>
Date: Thu Jun 26 11:31:45 2008 -0400
[fence] fence_xvmd: Add KVM support; misc cleanups.
* WARNING WARNING WARNING: Changes the default URI to
KVM. You must specify uri="xen:///" in cluster.conf
to use Xen now (or -U xen:/// on the command line)
* fence_xvmd -h now displays appropriate cluster.conf
related help information.
-----------------------------------------------------------------------
Summary of changes:
fence/agents/xvm/fence_xvm.c | 8 ++++++++
fence/agents/xvm/fence_xvmd.c | 15 +++++++++------
fence/agents/xvm/options.c | 36 +++++++++++++++++++++++++-----------
fence/agents/xvm/options.h | 1 +
fence/agents/xvm/xvm.h | 4 ++++
5 files changed, 47 insertions(+), 17 deletions(-)
diff --git a/fence/agents/xvm/fence_xvm.c b/fence/agents/xvm/fence_xvm.c
index f2b714f..c991f36 100644
--- a/fence/agents/xvm/fence_xvm.c
+++ b/fence/agents/xvm/fence_xvm.c
@@ -314,6 +314,14 @@ main(int argc, char **argv)
if (args.flags & F_HELP) {
args_usage(argv[0], my_options, 0);
+
+ printf("With no command line argument, arguments are "
+ "read from standard input.\n");
+ printf("Arguments read from standard input take "
+ "the form of:\n\n");
+ printf(" arg1=value1\n");
+ printf(" arg2=value2\n\n");
+
args_usage(argv[0], my_options, 1);
exit(0);
}
diff --git a/fence/agents/xvm/fence_xvmd.c b/fence/agents/xvm/fence_xvmd.c
index c8b955b..c580c57 100644
--- a/fence/agents/xvm/fence_xvmd.c
+++ b/fence/agents/xvm/fence_xvmd.c
@@ -36,8 +36,6 @@
#include "libcman.h"
#include "debug.h"
-#define LIBVIRT_XEN_URI "xen:///"
-
static int running = 1;
static int reload_key;
@@ -551,7 +549,7 @@ xvmd_loop(cman_handle_t ch, void *h, int fd, fence_xvm_args_t *args,
virt_list_t *vl = NULL;
virt_state_t *dom = NULL;
- vp = virConnectOpen(LIBVIRT_XEN_URI);
+ vp = virConnectOpen(args->uri);
if (!vp)
perror("virConnectOpen");
@@ -608,7 +606,7 @@ xvmd_loop(cman_handle_t ch, void *h, int fd, fence_xvm_args_t *args,
continue;
/* Request and/or timeout: open connection */
- vp = virConnectOpen(LIBVIRT_XEN_URI);
+ vp = virConnectOpen(args->uri);
if (!vp) {
printf("NOTICE: virConnectOpen(): %s; cannot fence!\n",
strerror(errno));
@@ -723,7 +721,7 @@ main(int argc, char **argv)
int mc_sock;
char key[MAX_KEY_LEN];
int key_len = 0, x;
- char *my_options = "dfi:a:p:C:c:k:u?hLXV";
+ char *my_options = "dfi:a:p:C:U:c:k:u?hLXV";
cman_handle_t ch = NULL;
void *h = NULL;
@@ -741,12 +739,17 @@ main(int argc, char **argv)
}
if (args.flags & F_ERR) {
- args_usage(argv[0], my_options, 0);
return 1;
}
if (args.flags & F_HELP) {
args_usage(argv[0], my_options, 0);
+
+ printf("Arguments may be specified as part of the\n");
+ printf("fence_xvmd tag in cluster.conf in the form of:\n");
+ printf(" <fence_xvmd argname=\"value\" ... />\n\n");
+
+ args_usage(argv[0], my_options, 1);
return 0;
}
diff --git a/fence/agents/xvm/options.c b/fence/agents/xvm/options.c
index 616b8db..f44a860 100644
--- a/fence/agents/xvm/options.c
+++ b/fence/agents/xvm/options.c
@@ -73,6 +73,8 @@ assign_family(fence_xvm_args_t *args, struct arg_info *arg,
static inline void
assign_address(fence_xvm_args_t *args, struct arg_info *arg, char *value)
{
+ if (args->addr)
+ free(args->addr);
args->addr = strdup(value);
}
@@ -149,6 +151,8 @@ assign_key(fence_xvm_args_t *args, struct arg_info *arg, char *value)
{
struct stat st;
+ if (args->key_file)
+ free(args->key_file);
args->key_file = strdup(value);
if (stat(value, &st) == -1) {
@@ -253,6 +257,18 @@ assign_nocluster(fence_xvm_args_t *args, struct arg_info *arg, char *value)
}
+static inline void
+assign_uri(fence_xvm_args_t *args, struct arg_info *arg, char *value)
+{
+ if (args->uri)
+ free(args->uri);
+
+ /* XXX NO validation yet */
+ args->uri = strdup(value);
+}
+
+
+
/** ALL valid command line and stdin arguments for this fencing agent */
static struct arg_info _arg_info[] = {
{ '\xff', NULL, "agent",
@@ -264,7 +280,7 @@ static struct arg_info _arg_info[] = {
NULL },
{ 'd', "-d", "debug",
- "Enable debugging mode",
+ "Specify (CCS) / increment (command line) debug level",
assign_debug },
{ 'f', "-f", NULL,
@@ -300,7 +316,7 @@ static struct arg_info _arg_info[] = {
assign_auth },
{ 'k', "-k <file>", "key_file",
- "Shared key file (default=" DEFAULT_CONFIG_DIR "/fence_xvm.key)",
+ "Shared key file (default=" DEFAULT_KEY_FILE ")",
assign_key },
{ 'o', "-o <operation>", "option",
@@ -334,6 +350,10 @@ static struct arg_info _arg_info[] = {
{ 'L', "-L", NULL,
"Local mode only (no cluster)",
assign_nocluster },
+
+ { 'U', "-U", "uri",
+ "URI for Hypervisor (default: " DEFAULT_HYPERVISOR_URI ")",
+ assign_uri },
{ 'V', "-V", NULL,
"Display version and exit",
@@ -386,7 +406,8 @@ args_init(fence_xvm_args_t *args)
{
args->addr = NULL;
args->domain = NULL;
- args->key_file = DEFAULT_KEY_FILE;
+ args->key_file = strdup(DEFAULT_KEY_FILE);
+ args->uri = strdup(DEFAULT_HYPERVISOR_URI);
args->op = FENCE_REBOOT;
args->hash = DEFAULT_HASH;
args->auth = DEFAULT_AUTH;
@@ -444,14 +465,7 @@ args_usage(char *progname, char *optstr, int print_stdin)
int x;
struct arg_info *arg;
- if (print_stdin) {
- printf("With no command line argument, arguments are "
- "read from standard input.\n");
- printf("Arguments read from standard input take "
- "the form of:\n\n");
- printf(" arg1=value1\n");
- printf(" arg2=value2\n\n");
- } else {
+ if (!print_stdin) {
if (progname) {
printf("usage: %s [args]\n", progname);
} else {
diff --git a/fence/agents/xvm/options.h b/fence/agents/xvm/options.h
index 985f38d..7a2dcca 100644
--- a/fence/agents/xvm/options.h
+++ b/fence/agents/xvm/options.h
@@ -18,6 +18,7 @@ typedef struct {
char *addr;
char *domain;
char *key_file;
+ char *uri;
fence_cmd_t op;
fence_hash_t hash;
fence_auth_type_t auth;
diff --git a/fence/agents/xvm/xvm.h b/fence/agents/xvm/xvm.h
index 092ab1f..de89543 100644
--- a/fence/agents/xvm/xvm.h
+++ b/fence/agents/xvm/xvm.h
@@ -40,6 +40,10 @@ typedef enum {
#define DEFAULT_TTL 4
+#ifndef DEFAULT_HYPERVISOR_URI
+#define DEFAULT_HYPERVISOR_URI "qemu:///system"
+#endif
+
#define MAX_HASH_LENGTH SHA512_LENGTH
#define MAX_KEY_LEN 4096
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