Refactor etcd roles

- introduce block and simplify when conditions
- introduce config.yml so the self-standing etcd role can be run (e.g. to test etcd cluster deployment)
- remove empty task files
- skip dependency on openshift_etcd_ca
- replace cert paths with their appropriate variables

2 files changed, 14 insertions, 2 deletions

diff --git a/roles/etcd/templates/etcd.docker.service b/roles/etcd/templates/etcd.docker.service
index ae059b549..c8ceaa6ba 100644
--- a/roles/etcd/templates/etcd.docker.service
+++ b/roles/etcd/templates/etcd.docker.service
@@ -5,9 +5,9 @@ Requires=docker.service
 PartOf=docker.service
 
 [Service]
-EnvironmentFile=/etc/etcd/etcd.conf
+EnvironmentFile={{ etcd_conf_file }}
 ExecStartPre=-/usr/bin/docker rm -f {{ etcd_service }}
-ExecStart=/usr/bin/docker run --name {{ etcd_service }} --rm -v /var/lib/etcd:/var/lib/etcd:z -v /etc/etcd:/etc/etcd:ro --env-file=/etc/etcd/etcd.conf --net=host --entrypoint=/usr/bin/etcd {{ openshift.etcd.etcd_image }}
+ExecStart=/usr/bin/docker run --name {{ etcd_service }} --rm -v {{ etcd_data_dir }}:{{ etcd_data_dir }}:z -v {{ etcd_conf_dir }}:{{ etcd_conf_dir }}:ro --env-file={{ etcd_conf_file }} --net=host --entrypoint=/usr/bin/etcd {{ openshift.etcd.etcd_image }}
 ExecStop=/usr/bin/docker stop {{ etcd_service }}
 SyslogIdentifier=etcd_container
 Restart=always
diff --git a/roles/etcd/templates/etcdctl.sh.j2 b/roles/etcd/templates/etcdctl.sh.j2
new file mode 100644
index 000000000..ac7d9c72f
--- /dev/null
+++ b/roles/etcd/templates/etcdctl.sh.j2
@@ -0,0 +1,12 @@
+#!/bin/bash
+# Sets up handy aliases for etcd, need etcdctl2 and etcdctl3 because
+# command flags are different between the two. Should work on stand
+# alone etcd hosts and master + etcd hosts too because we use the peer keys.
+etcdctl2() {
+ /usr/bin/etcdctl --cert-file {{ etcd_peer_cert_file }} --key-file {{ etcd_peer_key_file }} --ca-file {{ etcd_peer_ca_file }} -C https://`hostname`:2379 ${@}
+
+}
+
+etcdctl3() {
+ ETCDCTL_API=3 /usr/bin/etcdctl --cert {{ etcd_peer_cert_file }} --key {{ etcd_peer_key_file }} --cacert {{ etcd_peer_ca_file }} --endpoints https://`hostname`:2379 ${@}
+}