move the ssh key around for jenkins nodes - so it actually works

add tags for just running the master setup

files/jenkins/master/config.xml

@@ -54,7 +54,7 @@ class="jenkins.model.ProjectNamingStrategy$DefaultProjectNamingStrategy"/>
         <host>209.132.184.119</host>
         <port>22</port>
         <username>jenkins_slave</username>
-        <privatekey>/root/.ssh/id_rsa</privatekey>
+        <privatekey>/var/tmp/jenkins_master_id_rsa</privatekey>
       </launcher>
       <label></label>
       <nodeProperties/>
@@ -71,7 +71,7 @@ class="jenkins.model.ProjectNamingStrategy$DefaultProjectNamingStrategy"/>
         <host>209.132.184.118</host>
         <port>22</port>
         <username>jenkins_slave</username>
-        <privatekey>/root/.ssh/id_rsa</privatekey>
+        <privatekey>/var/tmp/jenkins_master_id_rsa</privatekey>
       </launcher>
       <label></label>
       <nodeProperties/>

playbooks/groups/jenkins-cloud.yml

@@ -2,6 +2,8 @@
   hosts: jenkins.cloud.fedoraproject.org
   user: root
   gather_facts: False
+  tags:
+   - jenkins_master
 
   vars_files: 
    - /srv/web/infra/ansible/vars/global.yml
@@ -14,6 +16,8 @@
   hosts: jenkins.cloud.fedoraproject.org
   user: root
   gather_facts: True
+  tags:
+   - jenkins_master
 
   vars_files: 
    - /srv/web/infra/ansible/vars/global.yml
@@ -97,7 +101,7 @@
      - config
 
   - name: add jenkins ssh priv key so it can connect to clients
-    action: copy src=$private/files/jenkins/ssh/jenkins_master dest=/root/.ssh/id_rsa mode=600
+    action: copy src=$private/files/jenkins/ssh/jenkins_master dest=/var/tmp/jenkins_master_id_rsa mode=600
     tags:
     - config