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TerryHoweTerryHowe
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Working script to create a jenkins server
The script prints the URL and ssh command to login to jenkins. Change-Id: If86e3f381bb951de48cc984c0e863b896ed33353
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‎examples/cloud-init.sh‎

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#!/bin/bash -x
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echo '*** start cloud-init ***'
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wget -q -O - https://jenkins-ci.org/debian/jenkins-ci.org.key | sudo apt-key add -
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echo deb http://pkg.jenkins-ci.org/debian binary/ > /etc/apt/sources.list.d/jenkins.list
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apt-get update
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apt-get install -y jenkins
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echo 'JENKINS_ARGS="${JENKINS_ARGS} --argumentsRealm.passwd.jenkins=demo --argumentsRealm.roles.jenkins=admin"' >> /etc/default/jenkins
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cat >/var/lib/jenkins/config.xml <<!
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<?xml version='1.0' encoding='UTF-8'?>
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<hudson>
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<disabledAdministrativeMonitors/>
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<version>1.0</version>
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<numExecutors>2</numExecutors>
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<mode>NORMAL</mode>
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<useSecurity>true</useSecurity>
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<authorizationStrategy class="hudson.security.LegacyAuthorizationStrategy"/>
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<securityRealm class="hudson.security.LegacySecurityRealm"/>
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<disableRememberMe>false</disableRememberMe>
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<projectNamingStrategy class="jenkins.model.ProjectNamingStrategy\$DefaultProjectNamingStrategy"/>
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<workspaceDir>\${ITEM_ROOTDIR}/workspace</workspaceDir>
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<buildsDir>\${ITEM_ROOTDIR}/builds</buildsDir>
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<markupFormatter class="hudson.markup.EscapedMarkupFormatter"/>
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<jdks/>
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<viewsTabBar class="hudson.views.DefaultViewsTabBar"/>
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<myViewsTabBar class="hudson.views.DefaultMyViewsTabBar"/>
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<clouds/>
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<slaves/>
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<scmCheckoutRetryCount>0</scmCheckoutRetryCount>
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<views>
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<hudson.model.AllView>
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<owner class="hudson" reference="../../.."/>
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<name>All</name>
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<filterExecutors>false</filterExecutors>
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<filterQueue>false</filterQueue>
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<properties class="hudson.model.View\$PropertyList"/>
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</hudson.model.AllView>
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</views>
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<primaryView>All</primaryView>
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<slaveAgentPort>0</slaveAgentPort>
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<label></label>
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<nodeProperties/>
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<globalNodeProperties/>
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</hudson>
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!
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cat >/var/lib/jenkins/jenkins.security.QueueItemAuthenticatorConfiguration.xml <<!
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<?xml version='1.0' encoding='UTF-8'?>
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<jenkins.security.QueueItemAuthenticatorConfiguration>
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<authenticators/>
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</jenkins.security.QueueItemAuthenticatorConfiguration>
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!
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service jenkins restart
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echo "*** stop cloud-init ***\n"
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‎examples/jenkins.py‎

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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""
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Example Create a jenkins server
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Create all the pieces parts to get a jenkins server up and running.
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To run:
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python examples/jenkins.py
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"""
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import base64
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import os
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import sys
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from examples import common
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from openstack import connection
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from openstack import exceptions
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def create_jenkins(opts):
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name = opts.data.pop('name', 'jenkins')
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dns_nameservers = opts.data.pop('dns_nameservers', '206.164.176.34')
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cidr = opts.data.pop('cidr', '10.3.3.0/24')
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flavor = opts.data.pop('flavor', '103')
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image = opts.data.pop('image', 'bec3cab5-4722-40b9-a78a-3489218e22fe')
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args = vars(opts)
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conn = connection.Connection(preference=opts.user_preferences, **args)
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try:
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network = conn.network.find_network(name)
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except exceptions.ResourceNotFound:
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network = conn.network.create_network(name=name)
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print(str(network))
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try:
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subnet = conn.network.find_subnet(name)
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except exceptions.ResourceNotFound:
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args = {
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"name": name,
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"network_id": network.id,
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"ip_version": "4",
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"dns_nameservers": [dns_nameservers],
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"cidr": cidr,
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}
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subnet = conn.network.create_subnet(**args)
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print(str(subnet))
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extnet = conn.network.find_network("Ext-Net")
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try:
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router = conn.network.find_router(name)
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except exceptions.ResourceNotFound:
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args = {
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"name": name,
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"external_gateway_info": {"network_id": extnet.id}
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}
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router = conn.network.create_router(**args)
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conn.network.router_add_interface(router, subnet.id)
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print(str(router))
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try:
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sg = conn.network.find_security_group(name)
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except exceptions.ResourceNotFound:
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sg = conn.network.create_security_group(name=name)
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print(str(sg))
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rule = {
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'direction': 'ingress',
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'remote_ip_prefix': '0.0.0.0/0',
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'protocol': 'tcp',
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'port_range_max': 9022,
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'port_range_min': 9022,
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'security_group_id': sg.id,
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'ethertype': 'IPv4'
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}
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conn.network.create_security_group_rule(**rule)
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print('rule allow 9022')
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rule = {
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'direction': 'ingress',
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'remote_ip_prefix': '0.0.0.0/0',
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'protocol': 'tcp',
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'port_range_max': 443,
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'port_range_min': 443,
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'security_group_id': sg.id,
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'ethertype': 'IPv4'
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}
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conn.network.create_security_group_rule(**rule)
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print('rule allow HTTPS')
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rule = {
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'direction': 'ingress',
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'remote_ip_prefix': '0.0.0.0/0',
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'protocol': 'icmp',
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'port_range_max': None,
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'port_range_min': None,
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'security_group_id': sg.id,
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'ethertype': 'IPv4'
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}
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conn.network.create_security_group_rule(**rule)
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print('rule allow ping')
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rule = {
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'direction': 'ingress',
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'remote_ip_prefix': '0.0.0.0/0',
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'protocol': 'tcp',
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'port_range_max': 80,
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'port_range_min': 80,
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'security_group_id': sg.id,
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'ethertype': 'IPv4'
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}
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conn.network.create_security_group_rule(**rule)
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print('rule allow HTTP')
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rule = {
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'direction': 'ingress',
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'remote_ip_prefix': None,
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'protocol': None,
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'port_range_max': None,
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'port_range_min': None,
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'security_group_id': sg.id,
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'ethertype': 'IPv6'
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}
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conn.network.create_security_group_rule(**rule)
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print('rule allow IPv6')
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rule = {
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'direction': 'ingress',
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'remote_ip_prefix': '0.0.0.0/0',
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'protocol': 'tcp',
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'port_range_max': 8080,
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'port_range_min': 8080,
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'security_group_id': sg.id,
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'ethertype': 'IPv4'
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}
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conn.network.create_security_group_rule(**rule)
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print('rule allow 8080')
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rule = {
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'direction': 'ingress',
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'remote_ip_prefix': '0.0.0.0/0',
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'protocol': 'tcp',
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'port_range_max': 4222,
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'port_range_min': 4222,
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'security_group_id': sg.id,
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'ethertype': 'IPv4'
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}
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conn.network.create_security_group_rule(**rule)
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print('rule allow 4222')
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rule = {
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'direction': 'ingress',
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'remote_ip_prefix': '0.0.0.0/0',
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'protocol': 'tcp',
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'port_range_max': 22,
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'port_range_min': 22,
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'security_group_id': sg.id,
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'ethertype': 'IPv4'
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}
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conn.network.create_security_group_rule(**rule)
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print('rule allow ssh')
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print(str(sg))
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try:
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kp = conn.compute.find_keypair(name)
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except exceptions.ResourceNotFound:
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kp = conn.compute.create_keypair(name=name)
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try:
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os.remove('jenkins')
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except OSError:
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pass
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try:
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os.remove('jenkins.pub')
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except OSError:
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pass
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print(str(kp))
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f = open('jenkins', 'w')
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f.write("%s" % kp.private_key)
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f.close()
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f = open('jenkins.pub', 'w')
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f.write("%s" % kp.public_key)
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f.close()
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print(str(kp))
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try:
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server = conn.compute.find_server(name)
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server = conn.get(server)
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except exceptions.ResourceNotFound:
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f = open('examples/cloud-init.sh', 'r')
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cmd = f.read()
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f.close()
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b64str = base64.b64encode(cmd)
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args = {
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"name": name,
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"flavorRef": flavor,
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"imageRef": image,
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"imageRef": image,
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"key_name": name,
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"networks": [{"uuid": network.id}],
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"user_data": b64str,
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}
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server = conn.compute.create_server(**args)
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print(str(server))
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print('Waiting for the server to come up....')
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conn.compute.wait_for_status(server)
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print('Server is up.')
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if len(server.get_floating_ips()) <= 0:
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try:
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ip = conn.network.find_available_ip()
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except exceptions.ResourceNotFound:
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ip = conn.network.create_ip(floating_network_id=extnet.id)
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port = next(conn.network.list_ports(device_id=server.id, fields='id'))
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conn.network.add_ip_to_port(port, ip)
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print(str(port))
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ip = conn.get(ip)
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print("ssh -i jenkins ubuntu@%s" % ip.floating_ip_address)
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print("http://%s:8080" % ip.floating_ip_address)
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return
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def delete_jenkins(opts):
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name = opts.data.pop('name', 'jenkins')
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args = vars(opts)
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conn = connection.Connection(preference=opts.user_preferences, **args)
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try:
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server = conn.compute.find_server(name)
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server = conn.get(server)
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print(str(server))
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ips = server.get_floating_ips()
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for ip in ips:
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print(str(ip))
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ip = conn.network.find_ip(ip)
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conn.network.remove_ip_from_port(ip)
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conn.delete(ip)
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conn.delete(server)
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except exceptions.ResourceNotFound:
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pass
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try:
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kp = conn.compute.find_keypair(name)
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print(str(kp))
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conn.delete(kp)
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except exceptions.ResourceNotFound:
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pass
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try:
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router = conn.network.find_router(name)
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print(str(router))
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except exceptions.ResourceNotFound:
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router = None
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pass
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try:
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subnet = conn.network.find_subnet(name)
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print(str(subnet))
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if router:
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try:
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conn.network.router_remove_interface(router, subnet.id)
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except Exception:
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pass
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for port in conn.network.get_subnet_ports(subnet.id):
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print(str(port))
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conn.delete(port)
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except exceptions.ResourceNotFound:
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subnet = None
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pass
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try:
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if router:
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conn.delete(router)
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except exceptions.ResourceNotFound:
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pass
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try:
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if subnet:
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conn.delete(subnet)
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except exceptions.ResourceNotFound:
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pass
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try:
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network = conn.network.find_network(name)
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print(str(network))
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conn.delete(network)
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except exceptions.ResourceNotFound:
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pass
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def run_jenkins(opts):
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argument = opts.argument
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if argument == "delete":
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return(delete_jenkins(opts))
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return(create_jenkins(opts))
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if __name__ == "__main__":
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opts = common.setup()
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sys.exit(common.main(opts, run_jenkins))

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