refresh cassandra repo

  * Mark few files like depracated
  * Add corresponding debmirror

Related-Bug: PROD-17862 (PROD:17862)

Change-Id: Ie44ed9400ab714582e62a2e733f3f574c315736e
diff --git a/linux/system/repo/mcp/apt_mirantis/cassandra.yml b/linux/system/repo/mcp/apt_mirantis/cassandra.yml
index 8bf3583..e29a220 100644
--- a/linux/system/repo/mcp/apt_mirantis/cassandra.yml
+++ b/linux/system/repo/mcp/apt_mirantis/cassandra.yml
@@ -1,14 +1,19 @@
+classes:
+- system.linux.system.repo.keystorage.cassandra
 parameters:
   _param:
     apt_mk_version: stable
-    linux_system_repo_mcp_cassandra_version: ${_param:apt_mk_version}
-    linux_system_repo_mcp_cassandra_version_number: "21x"
+    linux_system_repo_mcp_cassandra_version: '21x'
+    linux_system_repo_url: http://mirror.mirantis.com/${_param:apt_mk_version}/
+    linux_system_repo_mcp_cassandra_url: ${_param:linux_system_repo_url}/cassandra/
   linux:
     system:
       repo:
         mcp_cassandra:
-          source: "deb [arch=amd64] http://mirror.mirantis.com/${_param:linux_system_repo_mcp_cassandra_version}/cassandra/${_param:linux_system_codename}/ ${_param:linux_system_repo_mcp_cassandra_version_number} main"
+          source: "deb [arch=amd64] ${_param:linux_system_repo_mcp_cassandra_url}/${_param:linux_system_codename}/ ${_param:linux_system_repo_mcp_cassandra_version} main"
           architectures: amd64
-          key_id: F8358FA2F2833C93
-          key_server: keyserver.ubuntu.com
           clean_file: true
+          pin:
+          - pin: 'release o=Apache Cassandra Packages'
+            priority: 1100
+            package: '*'