SIGUSR1 saves the database

[netdata.git] / src / main.c

diff --git a/src/main.c b/src/main.c
index d79bf668a6156713b1deca847fd7b7ba19e5628e..b3471f732048e40d012817baaedc5002d95fc36c 100644 (file)
--- a/src/main.c
+++ b/src/main.c
@@ -591,7 +591,7 @@ int main(int argc, char **argv)
                sigaddset(&sa.sa_mask, SIGHUP);
                sigaddset(&sa.sa_mask, SIGINT);
                sigaddset(&sa.sa_mask, SIGTERM);
-               sa.sa_handler = sig_handler;
+               sa.sa_handler = sig_handler_exit;
                sa.sa_flags = 0;
                if(sigaction(SIGHUP, &sa, NULL) == -1) {
                        error("Failed to change signal handler for SIGHUP");
@@ -602,12 +602,19 @@ int main(int argc, char **argv)
                if(sigaction(SIGTERM, &sa, NULL) == -1) {
                        error("Failed to change signal handler for SIGTERM");
                }
+
+               // save database on SIGUSR1
+               sa.sa_handler = sig_handler_save;
+               if(sigaction(SIGUSR1, &sa, NULL) == -1) {
+                       error("Failed to change signal handler for SIGUSR1");
+               }
+
                // Ignore SIGPIPE completely.
                // INFO: If we add signals here we have to unblock them
                // at popen.c when running a external plugin.
                sa.sa_handler = SIG_IGN;
                if(sigaction(SIGPIPE, &sa, NULL) == -1) {
-                       error("Failed to change signal handler for SIGTERM");
+                       error("Failed to change signal handler for SIGPIPE");
                }
 
                // --------------------------------------------------------------------