From: Costa Tsaousis (ktsaou) <costa@tsaousis.gr>
Date: Wed, 1 Mar 2017 00:49:10 +0000 (+0200)
Subject: prevent cancelling the sending thread with locks in place
X-Git-Tag: ab-debian_0.20170311.01-0ab1~1^2~16^2~3
X-Git-Url: https://arthur.barton.de/gitweb/?p=netdata.git;a=commitdiff_plain;h=f1eb5d44506899924e46047957abf91c217146a9

prevent cancelling the sending thread with locks in place
---

diff --git a/src/rrdpush.c b/src/rrdpush.c
index 07fcfead..2dcbe9f5 100644
--- a/src/rrdpush.c
+++ b/src/rrdpush.c
@@ -442,12 +442,18 @@ void *rrdpush_sender_thread(void *ptr) {
 cleanup:
     debug(D_WEB_CLIENT, "STREAM %s [send]: sending thread exits.", host->hostname);
 
+    if(pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL) != 0)
+        error("STREAM %s [send]: cannot set pthread cancel state to DISABLE.", host->hostname);
+
     rrdpush_lock(host);
     rrdhost_wrlock(host);
     rrdpush_sender_thread_cleanup_locked_all(host);
     rrdhost_unlock(host);
     rrdpush_unlock(host);
 
+    if(pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL) != 0)
+        error("STREAM %s [send]: cannot set pthread cancel state to ENABLE.", host->hostname);
+    
     pthread_exit(NULL);
     return NULL;
 }