Add time validation to health check

[lttng-tools.git] / src / bin / lttng-sessiond / health.h

diff --git a/src/bin/lttng-sessiond/health.h b/src/bin/lttng-sessiond/health.h
index b268860156aa4e1c2e24db3fd2acb9600e5ed640..b348be5f0144e85b4309624c747026c0090d5e3c 100644 (file)
--- a/src/bin/lttng-sessiond/health.h
+++ b/src/bin/lttng-sessiond/health.h
@@ -19,6 +19,7 @@
 #define _HEALTH_H
 
 #include <stdint.h>
+#include <time.h>
 #include <urcu/uatomic.h>
 
 /*
@@ -31,16 +32,18 @@
 #define HEALTH_IS_IN_POLL(x)   ((x) & HEALTH_POLL_VALUE)
 
 enum health_flags {
-       HEALTH_EXIT = (1U << 0),
+       HEALTH_EXIT =  (1U << 0),
        HEALTH_ERROR = (1U << 1),
 };
 
 struct health_state {
        /*
-        * last counter is only read and updated by the health_check
+        * last counter and last_time are only read and updated by the health_check
         * thread (single updater).
         */
        unsigned long last;
+       struct timespec last_time;
+
        /*
         * current and flags are updated by multiple threads concurrently.
         */
@@ -104,7 +107,9 @@ static inline void health_error(struct health_state *state)
 static inline void health_init(struct health_state *state)
 {
        assert(state);
-       uatomic_set(&state->last, 0);
+       state->last = 0;
+       state->last_time.tv_sec = 0;
+       state->last_time.tv_nsec = 0;
        uatomic_set(&state->current, 0);
        uatomic_set(&state->flags, 0);
 }