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[Cluster-devel] Cluster Project branch, master, updated. cluster-2.99.06-46-g599cc32



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- Log -----------------------------------------------------------------
commit 599cc3275d45e4f69d2cc8d47cc02196ca3dd8bf
Author: David Teigland <teigland redhat com>
Date:   Tue Jul 22 15:16:56 2008 -0500

    groupd: use logsys
    
    Add logsys usage and configuration, following fenced pattern.
    
    Signed-off-by: David Teigland <teigland redhat com>

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

Summary of changes:
 group/daemon/Makefile                    |    5 +-
 group/daemon/gd_internal.h               |   29 +++++++++--
 {fence/fenced => group/daemon}/logging.c |    9 ++--
 group/daemon/main.c                      |   81 ++++++++++++++++++++++++++++-
 4 files changed, 110 insertions(+), 14 deletions(-)
 copy {fence/fenced => group/daemon}/logging.c (96%)

diff --git a/group/daemon/Makefile b/group/daemon/Makefile
index df75bc6..eea0b93 100644
--- a/group/daemon/Makefile
+++ b/group/daemon/Makefile
@@ -14,13 +14,14 @@ OBJS=	app.o \
 	cpg.o \
 	cman.o \
 	joinleave.o \
-	main.o
+	main.o \
+	logging.o
 
 CFLAGS += -I${ccsincdir} -I${cmanincdir} -I${openaisincdir}
 CFLAGS += -I$(S) -I$(S)/../include/ -I$(S)/../lib/
 CFLAGS += -I${incdir}
 
-LDFLAGS += -L${ccslibdir} -lccs
+LDFLAGS += -L${ccslibdir} -lccs -llogsys
 LDFLAGS += -L${cmanlibdir} -L${openaislibdir} -L${libdir} -lcman -lcpg
 
 
diff --git a/group/daemon/gd_internal.h b/group/daemon/gd_internal.h
index 3c8bddf..59f765b 100644
--- a/group/daemon/gd_internal.h
+++ b/group/daemon/gd_internal.h
@@ -22,6 +22,7 @@
 #include <sys/stat.h>
 #include <sys/wait.h>
 #include <openais/cpg.h>
+#include <openais/service/logsys.h>
 
 #include "list.h"
 #include "linux_endian.h"
@@ -46,33 +47,44 @@ extern struct list_head gd_groups;
 extern struct list_head gd_levels[MAX_LEVELS];
 extern uint32_t gd_event_nr;
 
+#define DEFAULT_DEBUG_LOGSYS 0
+
+extern int optd_debug_logsys;
+extern int cfgd_debug_logsys;
+
 void daemon_dump_save(void);
 
 #define log_debug(fmt, args...) \
 do { \
 	snprintf(daemon_debug_buf, 255, "%ld " fmt "\n", time(NULL), ##args); \
-	if (daemon_debug_opt) fprintf(stderr, "%s", daemon_debug_buf); \
 	daemon_dump_save(); \
+	if (daemon_debug_opt) \
+		fprintf(stderr, "%s", daemon_debug_buf); \
+	if (cfgd_debug_logsys) \
+		log_printf(LOG_DEBUG, "%s", daemon_debug_buf); \
 } while (0)
 
 #define log_group(g, fmt, args...) \
 do { \
 	snprintf(daemon_debug_buf, 255, "%ld %d:%s " fmt "\n", time(NULL), \
 		 (g)->level, (g)->name, ##args); \
-	if (daemon_debug_opt) fprintf(stderr, "%s", daemon_debug_buf); \
 	daemon_dump_save(); \
+	if (daemon_debug_opt) \
+		fprintf(stderr, "%s", daemon_debug_buf); \
+	if (cfgd_debug_logsys) \
+		log_printf(LOG_DEBUG, "%s", daemon_debug_buf); \
 } while (0)
 
 #define log_print(fmt, args...) \
 do { \
 	log_debug(fmt, ##args); \
-	syslog(LOG_ERR, fmt, ##args); \
+	log_printf(LOG_ERR, fmt, ##args); \
 } while (0)
 
 #define log_error(g, fmt, args...) \
 do { \
 	log_group(g, fmt, ##args); \
-	syslog(LOG_ERR, fmt, ##args); \
+	log_printf(LOG_ERR, fmt, ##args); \
 } while (0)
 
 #define ASSERT(x) \
@@ -247,6 +259,9 @@ int is_our_join(event_t *ev);
 void purge_node_messages(group_t *g, int nodeid);
 
 /* main.c */
+void read_ccs_name(char *path, char *name);
+void read_ccs_yesno(char *path, int *yes, int *no);
+void read_ccs_int(char *path, int *config_val);
 void app_stop(app_t *a);
 void app_setid(app_t *a);
 void app_start(app_t *a);
@@ -280,5 +295,11 @@ int do_leave(char *name, int level);
 node_t *new_node(int nodeid);
 group_t *find_group_level(char *name, int level);
 
+/* logging.c */
+
+void init_logging(void);
+void setup_logging();
+void close_logging(void);
+
 #endif				/* __GD_INTERNAL_DOT_H__ */
 
diff --git a/fence/fenced/logging.c b/group/daemon/logging.c
similarity index 96%
copy from fence/fenced/logging.c
copy to group/daemon/logging.c
index fc5f11c..7b3e349 100644
--- a/fence/fenced/logging.c
+++ b/group/daemon/logging.c
@@ -1,7 +1,6 @@
-#include "fd.h"
-#include "config.h"
+#include "gd_internal.h"
 
-#define DAEMON_NAME "fenced"
+#define DAEMON_NAME "groupd"
 
 /* default: errors go to syslog (/var/log/messages) and <daemon>.log
    logging/debug=on: errors continue going to syslog (/var/log/messages)
@@ -15,8 +14,8 @@
 #define DEFAULT_PRIORITY	SYSLOGLEVEL /* cluster config setting */
 #define DEFAULT_FILE		LOGDIR "/" DAEMON_NAME ".log"
 
-#define DAEMON_LEVEL_PATH "/cluster/logging/logger_subsys[ subsys=\"FENCED\"]/@syslog_level"
-#define DAEMON_DEBUG_PATH "/cluster/logging/logger_subsys[ subsys=\"FENCED\"]/@debug"
+#define DAEMON_LEVEL_PATH "/cluster/logging/logger_subsys[ subsys=\"GROUPD\"]/@syslog_level"
+#define DAEMON_DEBUG_PATH "/cluster/logging/logger_subsys[ subsys=\"GROUPD\"]/@debug"
 
 /* Read cluster.conf settings and convert them into logsys values.
    If no cluster.conf setting exists, the default that was used in
diff --git a/group/daemon/main.c b/group/daemon/main.c
index 11a7ed8..1f0cf08 100644
--- a/group/daemon/main.c
+++ b/group/daemon/main.c
@@ -3,6 +3,7 @@
 
 #include "gd_internal.h"
 #include "ccs.h"
+#include "copyright.cf"
 
 #define LOCKFILE_NAME	"/var/run/groupd.pid"
 #define CLIENT_NALLOC	32
@@ -62,6 +63,63 @@ static int do_write(int fd, void *buf, size_t count)
 	return 0;
 }
 
+void read_ccs_name(char *path, char *name)
+{
+	char *str;
+	int error;
+
+	error = ccs_get(ccs_handle, path, &str);
+	if (error || !str)
+		return;
+
+	strcpy(name, str);
+
+	free(str);
+}
+
+void read_ccs_yesno(char *path, int *yes, int *no)
+{
+	char *str;
+	int error;
+
+	*yes = 0;
+	*no = 0;
+
+	error = ccs_get(ccs_handle, path, &str);
+	if (error || !str)
+		return;
+
+	if (!strcmp(str, "yes"))
+		*yes = 1;
+
+	else if (!strcmp(str, "no"))
+		*no = 1;
+
+	free(str);
+}
+
+void read_ccs_int(char *path, int *config_val)
+{
+	char *str;
+	int val;
+	int error;
+
+	error = ccs_get(ccs_handle, path, &str);
+	if (error || !str)
+		return;
+
+	val = atoi(str);
+
+	if (val < 0) {
+		log_print("ignore invalid value %d for %s", val, path);
+		return;
+	}
+
+	*config_val = val;
+	log_debug("%s is %u", path, val);
+	free(str);
+}
+
 int setup_ccs(void)
 {
 	int i = 0, cd;
@@ -749,6 +807,8 @@ static void loop(void)
 	if (rv < 0)
 		goto out;
 
+	setup_logging();
+
 	rv = check_uncontrolled_groups();
 	if (rv < 0)
 		goto out;
@@ -853,11 +913,12 @@ static void print_usage(void)
 	printf("Options:\n");
 	printf("\n");
 	printf("  -D	       Enable debugging code and don't fork\n");
+	printf("  -L <num>     Enable (1) or disable (0) debugging to logsys (default %d)\n", DEFAULT_DEBUG_LOGSYS);
 	printf("  -h	       Print this help, then exit\n");
 	printf("  -V	       Print program version information, then exit\n");
 }
 
-#define OPTION_STRING "DhVv"
+#define OPTION_STRING "L:DhVv"
 
 static void read_arguments(int argc, char **argv)
 {
@@ -873,6 +934,11 @@ static void read_arguments(int argc, char **argv)
 			daemon_debug_opt = 1;
 			break;
 
+		case 'L':
+			optd_debug_logsys = 1;
+			cfgd_debug_logsys = atoi(optarg);
+			break;
+
 		case 'h':
 			print_usage();
 			exit(EXIT_SUCCESS);
@@ -885,7 +951,7 @@ static void read_arguments(int argc, char **argv)
 		case 'V':
 			printf("groupd %s (built %s %s)\n",
 				RELEASE_VERSION, __DATE__, __TIME__);
-			/* printf("%s\n", REDHAT_COPYRIGHT); */
+			printf("%s\n", REDHAT_COPYRIGHT);
 			exit(EXIT_SUCCESS);
 			break;
 
@@ -905,6 +971,11 @@ static void read_arguments(int argc, char **argv)
 			break;
 		};
 	}
+
+	if (!optd_debug_logsys && getenv("GROUPD_DEBUG")) {
+		optd_debug_logsys = 1;
+		cfgd_debug_logsys = atoi(getenv("GROUPD_DEBUG"));
+	}
 }
 
 static void set_oom_adj(int val)
@@ -946,6 +1017,8 @@ int main(int argc, char *argv[])
 	for (i = 0; i < MAX_LEVELS; i++)
 		INIT_LIST_HEAD(&gd_levels[i]);
 
+	init_logging();
+
 	read_arguments(argc, argv);
 
 	lockfile();
@@ -956,7 +1029,6 @@ int main(int argc, char *argv[])
 			exit(EXIT_FAILURE);
 		}
 	}
-	openlog("groupd", LOG_PID, LOG_DAEMON);
 	signal(SIGTERM, sigterm_handler);
 
 	set_scheduler();
@@ -997,3 +1069,6 @@ struct list_head gd_groups;
 struct list_head gd_levels[MAX_LEVELS];
 uint32_t gd_event_nr;
 
+int optd_debug_logsys;
+int cfgd_debug_logsys = DEFAULT_DEBUG_LOGSYS;
+


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