From 7c7cb82fdd5583784fd5832b92886abf86934325 Mon Sep 17 00:00:00 2001 From: Jhon Honce Date: Fri, 6 Mar 2015 13:52:20 -0700 Subject: Use ansible playbook to initialize openshift cluster * Added playbooks/gce/openshift-cluster * Added bin/cluster (will replace cluster.sh) --- bin/cluster | 100 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 100 insertions(+) create mode 100755 bin/cluster (limited to 'bin') diff --git a/bin/cluster b/bin/cluster new file mode 100755 index 000000000..7afdce0e5 --- /dev/null +++ b/bin/cluster @@ -0,0 +1,100 @@ +#!/usr/bin/env python +# vim: expandtab:tabstop=4:shiftwidth=4 + +import argparse +import ConfigParser +import sys +import os + + +class Cluster(object): + """Python wrapper to ensure environment is correct for running ansible playbooks + """ + + def __init__(self, args): + self.args = args + + # setup ansible ssh environment + if 'ANSIBLE_SSH_ARGS' not in os.environ: + os.environ['ANSIBLE_SSH_ARGS'] = ( + '-o ForwardAgent=yes' + '-o StrictHostKeyChecking=no' + '-o UserKnownHostsFile=/dev/null' + '-o ControlMaster=auto' + '-o ControlPersist=600s' + ) + + def apply(self): + # setup ansible playbook environment + config = ConfigParser.ConfigParser() + if 'gce' == self.args.provider: + config.readfp(open('inventory/gce/gce.ini')) + + for key in config.options('gce'): + os.environ[key] = config.get('gce', key) + + inventory = '-i inventory/gce/gce.py' + elif 'aws' == self.args.provider: + config.readfp(open('inventory/aws/ec2.ini')) + + for key in config.options('ec2'): + os.environ[key] = config.get('ec2', key) + + inventory = '-i inventory/aws/ec2.py' + else: + assert False, "invalid PROVIDER {}".format(self.args.provider) + + env = {'cluster_id': self.args.cluster_id} + + if 'create' == self.args.action: + playbook = "playbooks/{}/openshift-cluster/launch.yml".format(self.args.provider) + env['masters'] = self.args.masters + env['nodes'] = self.args.nodes + + elif 'terminate' == self.args.action: + playbook = "playbooks/{}/openshift-cluster/terminate.yml".format(self.args.provider) + elif 'list' == self.args.action: + # todo: implement cluster list + argparse.ArgumentError("ACTION {} not implemented".format(self.args.action)) + elif 'update' == self.args.action: + # todo: implement cluster update + argparse.ArgumentError("ACTION {} not implemented".format(self.args.action)) + else: + assert False, "invalid ACTION {}".format(self.args.action) + + verbose = '' + if self.args.verbose > 0: + verbose = '-{}'.format('v' * self.args.verbose) + + ansible_env = '-e \'{}\''.format( + ' '.join(['%s=%s' % (key, value) for (key, value) in env.items()]) + ) + + command = 'ansible-playbook {} {} {} {}'.format( + verbose, inventory, ansible_env, playbook + ) + + if self.args.verbose > 1: + command = 'time {}'.format(command) + + if self.args.verbose > 0: + sys.stderr.write('RUN [{}]\n'.format(command)) + sys.stderr.flush() + + os.system(command) + + +if __name__ == '__main__': + parser = argparse.ArgumentParser(description='Manage OpenShift Cluster') + parser.add_argument('-p', '--provider', default='gce', choices=['gce', 'aws'], + help='One of the supported cloud providers') + parser.add_argument('-m', '--masters', default=1, type=int, help='number of masters to create in cluster') + parser.add_argument('-n', '--nodes', default=2, type=int, help='number of nodes to create in cluster') + parser.add_argument('-v', '--verbose', action='count', help='Multiple -v options increase the verbosity') + parser.add_argument('--version', action='version', version='%(prog)s 0.1') + parser.add_argument('action', choices=['create', 'terminate', 'update', 'list']) + parser.add_argument('provider', choices=['gce', 'aws']) + parser.add_argument('cluster_id', help='prefix for cluster VM names') + args = parser.parse_args() + + Cluster(args).apply() -- cgit v1.2.3