1 files changed, 46 insertions, 0 deletions
diff --git a/sbin/check-port b/sbin/check-port
new file mode 100755
index 0000000..34564a9
--- /dev/null
+++ b/sbin/check-port
@@ -0,0 +1,46 @@
+#!/opt/sunpy3/bin/python3
+
+import os
+import sys
+import socket
+import sunhpc.invoke
+
+class App(sunhpc.core.app.Application):
+
+    def __init__(self, argv):
+        sunhpc.core.app.Application.__init__(self,argv)
+
+        self.usage_name     = 'Check Port'
+        self.usage_version  = '4.2'
+        self.node_name      = 'localhost'
+        self.port_num       = 5901
+
+        nodehelp = '(nodename default=%s)' % self.node_name
+        porthelp = '(port number default=%d)' % (self.port_num)
+        self.getopt.l.extend([ ('node=',nodehelp),('port=',porthelp) ])
+        self.getopt.s.extend([('n:',nodehelp),('p:',porthelp)])
+
+    def parseArg(self, c):
+        sunhpc.core.app.Application.parseArg(self,c)
+
+        key, val = c
+        if key in ('--port'):
+            self.port_num = int(val)
+        elif key in ('--node'):
+            self.node_name = val
+
+    def run(self):
+        s = socket.socket(socket.AF_INET,socket.SOCK_STREAM)
+        try:
+            s.connect((self.node_name,self.port_num))
+        except:
+            print ('Port(%s) is closed' % self.port_num)
+            sys.exit(1)
+
+        print ('Port(%s) is open' % self.port_num)
+        s.close()
+        sys.exit(0)
+
+app = App(sys.argv)
+app.parseArgs()
+app.run()