Support patterns in sshd_config

AllowUsers, DenyUsers, AllowGroups, DenyGroups should support
comma-separated list of patterns (man sshd_config, man ssh_config)

Change-Id: I889ae8027d036a174c5fec2713b0b0e3f9a3e544
diff --git a/tests/pillar/server.sls b/tests/pillar/server.sls
index 4bdf62b..bc2b3f0 100644
--- a/tests/pillar/server.sls
+++ b/tests/pillar/server.sls
@@ -32,3 +32,23 @@
       keep: no
       interval: 600
       # count: 3
+    allow_users:
+      allowed_user:
+        enabled: true
+      test_pattern:
+        pattern: "!*@*.dialup.example.com,*@*.example.com"
+    deny_users:
+      denied_user:
+        enabled: true
+      test_pattern:
+        pattern: "*@*.dialup.example.com"
+    allow_groups:
+      admin:
+        enabled: true
+      operator:
+        enabled: true
+    deny_groups:
+      root:
+        enabled: true
+      wheel:
+        enabled: true