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authorLennart Weller <lhw@ring0.de>2017-01-24 15:21:09 +0000
committerLennart Weller <lhw@ring0.de>2017-01-24 15:21:09 +0000
commit3ed3b02ed96ddab1c084811f3579b3a2aec83e04 (patch)
tree7a61ab288ae47800c4f11be5677d6ad8288dcd98 /src/plugin_freebsd.c
parentNew upstream version 1.4.0+dfsg (diff)
downloadnetdata-3ed3b02ed96ddab1c084811f3579b3a2aec83e04.tar.xz
netdata-3ed3b02ed96ddab1c084811f3579b3a2aec83e04.zip
New upstream version 1.5.0+dfsgupstream/1.5.0+dfsg
Diffstat (limited to 'src/plugin_freebsd.c')
-rw-r--r--src/plugin_freebsd.c79
1 files changed, 79 insertions, 0 deletions
diff --git a/src/plugin_freebsd.c b/src/plugin_freebsd.c
new file mode 100644
index 000000000..bdc3599ea
--- /dev/null
+++ b/src/plugin_freebsd.c
@@ -0,0 +1,79 @@
+#include "common.h"
+
+void *freebsd_main(void *ptr) {
+ struct netdata_static_thread *static_thread = (struct netdata_static_thread *)ptr;
+
+ info("FREEBSD Plugin thread created with task id %d", gettid());
+
+ if(pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED, NULL) != 0)
+ error("Cannot set pthread cancel type to DEFERRED.");
+
+ if(pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) != 0)
+ error("Cannot set pthread cancel state to ENABLE.");
+
+ // disable (by default) various interface that are not needed
+ /*
+ config_get_boolean("plugin:proc:/proc/net/dev:lo", "enabled", 0);
+ config_get_boolean("plugin:proc:/proc/net/dev:fireqos_monitor", "enabled", 0);
+ */
+
+ // when ZERO, attempt to do it
+ int vdo_cpu_netdata = !config_get_boolean("plugin:freebsd", "netdata server resources", 1);
+ int vdo_freebsd_sysctl = !config_get_boolean("plugin:freebsd", "sysctl", 1);
+
+ // keep track of the time each module was called
+ unsigned long long sutime_freebsd_sysctl = 0ULL;
+
+ usec_t step = rrd_update_every * USEC_PER_SEC;
+ for(;;) {
+ usec_t now = now_realtime_usec();
+ usec_t next = now - (now % step) + step;
+
+ while(now < next) {
+ sleep_usec(next - now);
+ now = now_realtime_usec();
+ }
+
+ if(unlikely(netdata_exit)) break;
+
+ // BEGIN -- the job to be done
+
+ if(!vdo_freebsd_sysctl) {
+ debug(D_PROCNETDEV_LOOP, "FREEBSD: calling do_freebsd_sysctl().");
+ now = now_realtime_usec();
+ vdo_freebsd_sysctl = do_freebsd_sysctl(rrd_update_every, (sutime_freebsd_sysctl > 0)?now - sutime_freebsd_sysctl:0ULL);
+ sutime_freebsd_sysctl = now;
+ }
+ if(unlikely(netdata_exit)) break;
+
+ // END -- the job is done
+
+ // --------------------------------------------------------------------
+
+ if(!vdo_cpu_netdata) {
+ global_statistics_charts();
+ registry_statistics();
+ }
+ }
+
+ info("FREEBSD thread exiting");
+
+ static_thread->enabled = 0;
+ pthread_exit(NULL);
+ return NULL;
+}
+
+int getsysctl(const char *name, void *ptr, size_t len)
+{
+ size_t nlen = len;
+
+ if (unlikely(sysctlbyname(name, ptr, &nlen, NULL, 0) == -1)) {
+ error("FREEBSD: sysctl(%s...) failed: %s", name, strerror(errno));
+ return 1;
+ }
+ if (unlikely(nlen != len)) {
+ error("FREEBSD: sysctl(%s...) expected %lu, got %lu", name, (unsigned long)len, (unsigned long)nlen);
+ return 1;
+ }
+ return 0;
+}