Enable and use salt_api proxy by default

 * Use nginx as proxy
 * Misc: define defaults for
    salt_master_host
    infra_config_address
    reclass_config_master
    jenkins_salt_api_url
 * Pass certs dir for jenkins docker slaves

Related: PROD-27641(PROD:27641)
Related: PROD-30528(PROD:30528)

Change-Id: I5fac90101131a8d8d4fa7857982f18c855e0771c
diff --git a/docker/swarm/stack/jenkins/slave01.yml b/docker/swarm/stack/jenkins/slave01.yml
index 4791fe3..73e8140 100644
--- a/docker/swarm/stack/jenkins/slave01.yml
+++ b/docker/swarm/stack/jenkins/slave01.yml
@@ -27,7 +27,7 @@
                     - "node.hostname == ${_param:jenkins_slave01_node_name}"
               image: ${_param:docker_image_jenkins_slave}
               volumes:
-                - /etc/ssl/certs/java/cacerts:/etc/ssl/certs/java/cacerts:ro
+                - /etc/ssl/certs/:/etc/ssl/certs/:ro
                 - /dev/urandom:/dev/random:ro
                 - /var/run/docker.sock:/var/run/docker.sock
                 - /usr/bin/docker:/usr/bin/docker:ro
diff --git a/docker/swarm/stack/jenkins/slave02.yml b/docker/swarm/stack/jenkins/slave02.yml
index 58b5a23..ee198cb 100644
--- a/docker/swarm/stack/jenkins/slave02.yml
+++ b/docker/swarm/stack/jenkins/slave02.yml
@@ -27,7 +27,7 @@
                     - "node.hostname == ${_param:jenkins_slave02_node_name}"
               image: ${_param:docker_image_jenkins_slave}
               volumes:
-                - /etc/ssl/certs/java/cacerts:/etc/ssl/certs/java/cacerts:ro
+                - /etc/ssl/certs/:/etc/ssl/certs/:ro
                 - /dev/urandom:/dev/random:ro
                 - /var/run/docker.sock:/var/run/docker.sock
                 - /usr/bin/docker:/usr/bin/docker:ro
diff --git a/docker/swarm/stack/jenkins/slave03.yml b/docker/swarm/stack/jenkins/slave03.yml
index cc2acbd..b04ea2a 100644
--- a/docker/swarm/stack/jenkins/slave03.yml
+++ b/docker/swarm/stack/jenkins/slave03.yml
@@ -27,7 +27,7 @@
                     - "node.hostname == ${_param:jenkins_slave03_node_name}"
               image: ${_param:docker_image_jenkins_slave}
               volumes:
-                - /etc/ssl/certs/java/cacerts:/etc/ssl/certs/java/cacerts:ro
+                - /etc/ssl/certs/:/etc/ssl/certs/:ro
                 - /dev/urandom:/dev/random:ro
                 - /var/run/docker.sock:/var/run/docker.sock
                 - /usr/bin/docker:/usr/bin/docker:ro