first version

bin/check_service

@@ -0,0 +1,44 @@
+#!/usr/bin/env python3
+
+import argparse
+import os
+import subprocess
+import sys
+
+OK=0
+WARN=1
+FAIL=2
+
+def get_status_cmd(daemon):
+    testpath = '/usr/sbin/service'
+    if os.path.isfile(testpath) and os.access(testpath, os.X_OK):
+        return [testpath, daemon, 'status']
+    testpath = '/sbin/rc-service'
+    if os.path.isfile(testpath) and os.access(testpath, os.X_OK):
+        return [testpath, daemon, 'status']
+    print('No service command found')
+    sys.exit(FAIL)
+
+def main():
+    parser = argparse.ArgumentParser(description='Check if a service is running')
+    parser.add_argument('daemon', nargs=1, help='Service name to test')
+    args = parser.parse_args()
+
+    daemon = args.daemon[0]
+    cmd = get_status_cmd(daemon)
+    proc = subprocess.Popen(
+            cmd,
+            stdout=subprocess.PIPE,
+            stderr=subprocess.PIPE)
+    (out, err) = proc.communicate()
+
+    if proc.returncode == OK and not err:
+        print(out.decode('utf8'))
+        return OK
+    print("'{}' returned {}".format(' '.join(cmd), proc.returncode))
+    print("\nstdout: {}\nstderr: {}".format(out.decode('utf8'), err.decode('utf8')))
+    return FAIL
+
+
+if __name__ == '__main__':
+    sys.exit(main())