Add port and drop ssh:// from user side

README.md

@@ -10,7 +10,8 @@ This is meant to be used as a [Drone plugin](http://plugins.drone.io/).
 
 - **stack**: Name of the stack to be deployed
 - **compose** (default: `compose.yml`): compose file to use for deploying
-- **host**: SSH-based docker daemon context to deploy against
+- **host**: SSH-based docker daemon context to deploy against (don't include `ssh://`)
+- **port** (default: `22`): SSH port to connect to
 - **deploy_key**: SSH private key part for ssh public key authentication
 
 ## Example
@@ -24,7 +25,8 @@ steps:
     image: decentral1se/stack-ssh-deploy:0.0.1
     settings:
       stack: mystack
-      host: "ssh://drone@swarm.autonomic.zone:222"
+      host: "drone@swarm.autonomic.zone"
+      port: 222
       deploy_key:
         from_secret: drone_deploy_key
 ```

plugin.sh

@@ -1,22 +1,24 @@
 #!/bin/sh
 
+PLUGIN_PORT=${PLUGIN_PORT:-22}
+PLUGIN_COMPOSE=${PLUGIN_COMPOSE:-compose.yml}
 
 load_deploy_key() {
   mkdir -p "$HOME/.ssh/"
-  ssh-keyscan "$PLUGIN_HOST" > "$HOME/.ssh/known_hosts"
+  ssh-keyscan -p "$PLUGIN_PORT" "$PLUGIN_HOST" > "$HOME/.ssh/known_hosts"
 
   eval `ssh-agent`
   echo "$PLUGIN_DEPLOY_KEY" | ssh-add -
 }
 
 run_stack_deploy() {
-  PLUGIN_COMPOSE=${PLUGIN_COMPOSE:-compose.yml}
-
   echo "--- start docker info ---"
   docker version
   echo "--- end docker info ---"
 
-  docker -H "$PLUGIN_HOST" stack deploy -c "$PLUGIN_COMPOSE" "$PLUGIN_STACK"
+  docker \
+    -H "ssh://$PLUGIN_HOST:$PLUGIN_PORT" \
+    stack deploy -c "$PLUGIN_COMPOSE" "$PLUGIN_STACK"
 }
 
 run_plugin() {