Merge pull request #21 from SoInteractive/fix_alert_config

Remove alertmanager flag

Author: rdemachkovych

templates/prometheus.service.j2

@@ -12,8 +12,7 @@ ExecStart={{ prometheus_root_dir }}/prometheus \
   -config.file={{ prometheus_config_dir }}/prometheus.yml \
   -storage.local.path={{ prometheus_db_dir }} \
   -web.listen-address={{ prometheus_web_listen_address }} \
-  -web.external-url={{ prometheus_web_external_url }}{% if prometheus_alertmanager_url != "" %}\
-  -alertmanager.url={{ prometheus_alertmanager_url }}{% endif %}{% for flag, flag_value in prometheus_config_flags_extra.iteritems() %}\
+  -web.external-url={{ prometheus_web_external_url }}{% for flag, flag_value in prometheus_config_flags_extra.iteritems() %}\
   -{{ flag }}={{ flag_value }} {% endfor %}
 
 SyslogIdentifier=prometheus