tests: Call stop_servers when the shell terminates.

[tlsproxy/tlsproxy.git] / tests / common.sh

diff --git a/tests/common.sh b/tests/common.sh
index 37c691beaf71bbb43480940b98dc58c9e17e1875..36dda8ed0dd77abba19eab35c611cd1bbd02c564 100644 (file)
--- a/tests/common.sh
+++ b/tests/common.sh
@@ -19,6 +19,12 @@
 set -e
 
 
+# Terminate all running servers when the script terminates.
+trap 'stop_servers' 0
+# Same when the user presses Ctrl-C.
+trap 'abort SIGINT' INT
+
+
 cleanup() {
     rm -f \
         tmp tlsproxy-log \
@@ -26,8 +32,12 @@ cleanup() {
         proxy-ca-key.pem proxy-ca.pem proxy-invalid.pem proxy-key.pem
 }
 stop_servers() {
-    kill $pid_server || echo 'failed to kill gnutls-serv'
-    kill $pid_tlsproxy || echo 'failed to kill tlsproxy'
+    if test -n "$pid_server"; then
+        kill $pid_server || echo 'failed to kill gnutls-serv'
+    fi
+    if test -n "$pid_tlsproxy"; then
+        kill $pid_tlsproxy || echo 'failed to kill tlsproxy'
+    fi
 }
 abort() {
     echo "abort: $*"