Fix #1 start/stop/restart container fix

group/user fix.
+Added tests to verify restart.

Dockerfile/zabbix-server-2.4/container-files/config/init/bootstrap.sh

@@ -1,4 +1,5 @@
-set -eu 
+#!/bin/sh
+set -eu
 export TERM=xterm
 # Bash Colors
 red=`tput setaf 1`
@@ -40,8 +41,8 @@ system_pids() {
   chmod 777 /var/run/zabbix_server.pid /var/run/zabbix_agentd.pid /var/run/zabbix_java.pid
 }
 fix_permissions() {
-  groupadd zabbix
-  useradd -g zabbix zabbix
+  getent group zabbix || groupadd zabbix
+  getent passwd zabbix || useradd -g zabbix -M zabbix
   chown -R zabbix:zabbix /usr/local/etc/
   chown -R zabbix:zabbix /usr/local/src/zabbix/
   mkdir -p /usr/local/src/zabbix/frontends/php/conf/

circle.yml

@@ -24,3 +24,9 @@ test:
     - while true; do if grep "nginx entered RUNNING state" -a ${CIRCLE_ARTIFACTS}/zabbix.log; then break; else sleep 1; fi done
     # Check Zabbix Web interface status
     - curl -s -L --head http://127.0.0.1/ | grep "HTTP/1.1 200 OK"
+    # Check if after restartting docker image server works.
+    - docker restart zabbix
+    - docker logs -f zabbix | tee -a ${CIRCLE_ARTIFACTS}/zabbix-after-restart.log:
+        background: true
+    - while true; do if grep "nginx entered RUNNING state" -a ${CIRCLE_ARTIFACTS}/zabbix-after-restart.log; then break; else sleep 1; fi done
+    - curl -s -L --head http://127.0.0.1/ | grep "HTTP/1.1 200 OK"