AMBARI-2638. Create a utility script to distribute all the keytabs generated by keytabs.sh. (jaimin)

ambari-server/src/main/resources/scripts/distribute_keytabs.py

@@ -0,0 +1,66 @@
+#!/usr/bin/env python
+
+'''
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements.  See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership.  The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License.  You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+'''
+
+from optparse import OptionParser
+import sys
+import subprocess
+import re
+import os
+import glob
+
+
+def sendTarfileToHosts(hostnames,identity_file,krb5_conf):
+  user = "root"
+  for i in range(len(hostnames)):
+    remotehost, localfile = hostnames[i]
+    os.system('scp -i "%s" -oStrictHostKeyChecking=no "%s" "%s"@"%s":/' % (identity_file, localfile, user, remotehost))
+    if krb5_conf:
+      os.system('scp -i "%s" -oStrictHostKeyChecking=no "%s" "%s"@"%s":%s' % (identity_file, krb5_conf, user, remotehost, krb5_conf))
+    sshCommand = "tar xvf /" + os.path.basename(localfile) + " -C /"
+    ssh = subprocess.Popen(["ssh", "-i", "%s" % identity_file, "-oStrictHostKeyChecking=no","%s" % remotehost, sshCommand],shell=False,stdout=subprocess.PIPE,stderr=subprocess.PIPE)
+    result = ssh.stdout.readlines()
+    if result == []:
+      error = ssh.stderr.readlines()
+      print >>sys.stderr, "ERROR: %s" % error
+    else:
+      print result
+
+
+def getHostnames(filenames,regex):
+  return [(hostname.group(1),tarfile) for tarfile in filenames for hostname in (regex(tarfile),) if hostname]
+
+
+def main():
+  parser = OptionParser()
+  parser.add_option('-d','--directory', help='Path to the Directory containing tar files',dest='dirPath', default='.')
+  parser.add_option('-i','--identity-file', help='Path to the identity file',dest='identity_file', default='/tmp/ec2-keypair')
+  parser.add_option('-k','--krb5-conf', help='Path to the krb5_conf file',dest='krb5_conf')
+  (options, args) = parser.parse_args()
+  pattern = options.dirPath + "/*.tar"
+  tarfiles = glob.glob(pattern)
+  hostnames_regex = re.compile("(?<=keytabs_)(.*)(?=.tar)").search
+  hostnames = getHostnames(tarfiles,hostnames_regex)
+  sendTarfileToHosts(hostnames,options.identity_file,options.krb5_conf)
+
+
+if __name__ == '__main__':
+  main()
+
+