Add option to configure StrictHostKeyChecking for SSH connection

README.md

@@ -107,6 +107,13 @@ Type: `Boolean`
 
 Perform a shallow clone. Default: `false`.
 
+#### strictHost
+
+Type: `String`
+
+Sets the option to enable or disable StrictHostKeyChecking for the SSH connection.
+
+
 ### Usage example
 
 ```js
@@ -118,7 +125,8 @@ shipit: {
     ignores: ['.git', 'node_modules'],
     keepReleases: 2,
     key: '/path/to/key',
-    shallowClone: true
+    shallowClone: true,
+    strictHost: 'no'
   },
   staging: {
     servers: '[email protected]'

lib/ssh/connection.js

@@ -157,5 +157,8 @@ function buildSSHArgs(options) {
     if (options.key) {
       args.push('-i ' + options.key);
     }
+    if(options.strictHost) {
+      args.push('-o StrictHostKeyChecking=' + options.strictHost);
+    }
     return args;
 }

test/unit/ssh/connection.js

@@ -138,6 +138,18 @@ describe('SSH Connection', function () {
         'ssh -p 12345 -i /path/to/key user@host "my-command -x"'
       );
     });
+
+    it('should use StrictHostKeyChecking if present', function () {
+      connection = new Connection({
+        remote: 'user@host',
+        logger: logger,
+        strictHost: 'no' 
+      });
+      connection.run('my-command -x', function () {});
+      expect(childProcess.exec).to.be.calledWith(
+        'ssh -o StrictHostKeyChecking=no user@host "my-command -x"'
+      );
+    });
   });
 
   describe('#copy', function () {
@@ -193,6 +205,17 @@ describe('SSH Connection', function () {
       connection.copy('/src/dir', '/dest/dir', done);
       expect(childProcess.exec).to.be.calledWith('rsync -az -e "ssh -p 12345 -i /path/to/key" /src/dir user@host:/dest/dir');
     });
+
+    it('should use StrictHostKeyChecking if present', function (done) {
+      connection = new Connection({
+        remote: 'user@host',
+        logger: logger,
+        strictHost: 'yes' 
+      });
+      connection.copy('/src/dir', '/dest/dir', done);
+      expect(childProcess.exec).to.be.calledWith('rsync -az -e "ssh -o StrictHostKeyChecking=yes" /src/dir user@host:/dest/dir');
+    });
+
 
   });
 });