test ssh the stage

.gitlab-ci.yml

@@ -29,6 +29,16 @@ deploy to stage:
   environment: stage 
   stage: deploy
   image: ruby:latest
+  before_script:
+  # install ssh-agent 
+  - 'which ssh-agent || ( apt-get update -y && apt-get install openssh-client -y )'
+  # run ssh-agent
+  - eval $(ssh-agent -s)
+  # add ssh key stored in SSH_PRIVATE_KEY variable to the agent store
+  - ssh-add <(echo "$SSH_PRIVATE_KEY")
+  # disable host key checking (NOTE: makes you susceptible to man-in-the-middle attacks)
+  # WARNING: use only in docker container, if you use it with shell you will overwrite your user's ssh config
+` - mkdir -p ~/.ssh - echo -e "Host *\n\tStrictHostKeyChecking no\n\n" > ~/.ssh/config 
   script:
   - gem install dpl
   - echo $CI_BUILD_REF_NAME