diff options
Diffstat (limited to 'charms/trusty/zookeeper')
36 files changed, 680 insertions, 0 deletions
diff --git a/charms/trusty/zookeeper/.bzr/README b/charms/trusty/zookeeper/.bzr/README new file mode 100644 index 0000000..f82dc1c --- /dev/null +++ b/charms/trusty/zookeeper/.bzr/README @@ -0,0 +1,3 @@ +This is a Bazaar control directory. +Do not change any files in this directory. +See http://bazaar.canonical.com/ for more information about Bazaar. diff --git a/charms/trusty/zookeeper/.bzr/branch-format b/charms/trusty/zookeeper/.bzr/branch-format new file mode 100644 index 0000000..9eb09b7 --- /dev/null +++ b/charms/trusty/zookeeper/.bzr/branch-format @@ -0,0 +1 @@ +Bazaar-NG meta directory, format 1 diff --git a/charms/trusty/zookeeper/.bzr/branch/branch.conf b/charms/trusty/zookeeper/.bzr/branch/branch.conf new file mode 100644 index 0000000..01ebfba --- /dev/null +++ b/charms/trusty/zookeeper/.bzr/branch/branch.conf @@ -0,0 +1 @@ +parent_location = http://bazaar.launchpad.net/~charmers/charms/trusty/zookeeper/trunk/ diff --git a/charms/trusty/zookeeper/.bzr/branch/format b/charms/trusty/zookeeper/.bzr/branch/format new file mode 100644 index 0000000..dc392f4 --- /dev/null +++ b/charms/trusty/zookeeper/.bzr/branch/format @@ -0,0 +1 @@ +Bazaar Branch Format 7 (needs bzr 1.6) diff --git a/charms/trusty/zookeeper/.bzr/branch/last-revision b/charms/trusty/zookeeper/.bzr/branch/last-revision new file mode 100644 index 0000000..8c28e96 --- /dev/null +++ b/charms/trusty/zookeeper/.bzr/branch/last-revision @@ -0,0 +1 @@ +13 chuck@dasroot.net-20141031214845-9yvqu184ifre9jp4 diff --git a/charms/trusty/zookeeper/.bzr/branch/tags b/charms/trusty/zookeeper/.bzr/branch/tags new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/charms/trusty/zookeeper/.bzr/branch/tags diff --git a/charms/trusty/zookeeper/.bzr/checkout/conflicts b/charms/trusty/zookeeper/.bzr/checkout/conflicts new file mode 100644 index 0000000..0dc2d3a --- /dev/null +++ b/charms/trusty/zookeeper/.bzr/checkout/conflicts @@ -0,0 +1 @@ +BZR conflict list format 1 diff --git a/charms/trusty/zookeeper/.bzr/checkout/dirstate b/charms/trusty/zookeeper/.bzr/checkout/dirstate Binary files differnew file mode 100644 index 0000000..d9658e8 --- /dev/null +++ b/charms/trusty/zookeeper/.bzr/checkout/dirstate diff --git a/charms/trusty/zookeeper/.bzr/checkout/format b/charms/trusty/zookeeper/.bzr/checkout/format new file mode 100644 index 0000000..e0261c7 --- /dev/null +++ b/charms/trusty/zookeeper/.bzr/checkout/format @@ -0,0 +1 @@ +Bazaar Working Tree Format 6 (bzr 1.14) diff --git a/charms/trusty/zookeeper/.bzr/checkout/views b/charms/trusty/zookeeper/.bzr/checkout/views new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/charms/trusty/zookeeper/.bzr/checkout/views diff --git a/charms/trusty/zookeeper/.bzr/repository/format b/charms/trusty/zookeeper/.bzr/repository/format new file mode 100644 index 0000000..b200528 --- /dev/null +++ b/charms/trusty/zookeeper/.bzr/repository/format @@ -0,0 +1 @@ +Bazaar repository format 2a (needs bzr 1.16 or later) 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b/charms/trusty/zookeeper/.bzr/repository/indices/3c2f9bccb787d7e4c58ceea02b4606c0.rix diff --git a/charms/trusty/zookeeper/.bzr/repository/indices/3c2f9bccb787d7e4c58ceea02b4606c0.six b/charms/trusty/zookeeper/.bzr/repository/indices/3c2f9bccb787d7e4c58ceea02b4606c0.six new file mode 100644 index 0000000..a2afde6 --- /dev/null +++ b/charms/trusty/zookeeper/.bzr/repository/indices/3c2f9bccb787d7e4c58ceea02b4606c0.six @@ -0,0 +1,5 @@ +B+Tree Graph Index 2 +node_ref_lists=0 +key_elements=1 +len=0 +row_lengths= diff --git a/charms/trusty/zookeeper/.bzr/repository/indices/3c2f9bccb787d7e4c58ceea02b4606c0.tix b/charms/trusty/zookeeper/.bzr/repository/indices/3c2f9bccb787d7e4c58ceea02b4606c0.tix Binary files differnew file mode 100644 index 0000000..3fc4172 --- /dev/null +++ b/charms/trusty/zookeeper/.bzr/repository/indices/3c2f9bccb787d7e4c58ceea02b4606c0.tix diff --git a/charms/trusty/zookeeper/.bzr/repository/pack-names b/charms/trusty/zookeeper/.bzr/repository/pack-names new file mode 100644 index 0000000..062d941 --- /dev/null +++ b/charms/trusty/zookeeper/.bzr/repository/pack-names @@ -0,0 +1,7 @@ +B+Tree Graph Index 2 +node_ref_lists=0 +key_elements=1 +len=1 +row_lengths=1 +xœÁ±€ @j¦Èñ?Cb¨,,lÜÞ»÷{ò¼s®ºG[Ã#œÆ‹Ùã°ÈœÚ¼CZ +H†lj6!Pnj¡
\ No newline at end of file diff --git a/charms/trusty/zookeeper/.bzr/repository/packs/3c2f9bccb787d7e4c58ceea02b4606c0.pack b/charms/trusty/zookeeper/.bzr/repository/packs/3c2f9bccb787d7e4c58ceea02b4606c0.pack Binary files differnew file mode 100644 index 0000000..6ae57de --- /dev/null +++ b/charms/trusty/zookeeper/.bzr/repository/packs/3c2f9bccb787d7e4c58ceea02b4606c0.pack diff --git a/charms/trusty/zookeeper/README.md b/charms/trusty/zookeeper/README.md new file mode 100644 index 0000000..7842422 --- /dev/null +++ b/charms/trusty/zookeeper/README.md @@ -0,0 +1,10 @@ +ZooKeeper is a centralized service for maintaining configuration information, +naming, providing distributed synchronization, and providing group services. +All of these kinds of services are used in some form or another by distributed +applications. Each time they are implemented there is a lot of work that goes +into fixing the bugs and race conditions that are inevitable. Because of the +difficulty of implementing these kinds of services, applications initially +usually skimp on them ,which make them brittle in the presence of change and +difficult to manage. Even when done correctly, different implementations of +these services lead to management complexity when the applications are +deployed. diff --git a/charms/trusty/zookeeper/config.yaml b/charms/trusty/zookeeper/config.yaml new file mode 100644 index 0000000..ecb02ac --- /dev/null +++ b/charms/trusty/zookeeper/config.yaml @@ -0,0 +1,39 @@ +options: + zk-port: + type: int + default: 2181 + description: ZooKeeper Client Access Port + source: + type: string + default: archive + description: | + Location and packages to install zookeeper: + . + * archive: Install using the zookeeperd package from the main + Ubuntu Archive. + * dev: Install using the hadoop-zookeeper-server package from + ppa:hadoop-ubuntu/dev. + * testing: Install using the hadoop-zookeeper-server package from + ppa:hadoop-ubuntu/testing. + * stable: Install using the hadoop-zookeeper-server package from + ppa:hadoop-ubuntu/stable. + . + The packages provides in the hadoop-ubuntu team PPA's are based + directly on upstream ZooKeeper releases but are not fully built from + source. + default_weight: + type: int + default: 1 + description: default weight + default_group: + type: int + default: 0 + description: default group + external_server: + type: string + default: "" + description: | + Extra servers ( external to juju ) to add + to zoo.cnf. Format should be id:group:weight:host:port:port + group can be defined as "default" as opposed to a number to use + the default_group defined above diff --git a/charms/trusty/zookeeper/copyright b/charms/trusty/zookeeper/copyright new file mode 100644 index 0000000..a6ddcf8 --- /dev/null +++ b/charms/trusty/zookeeper/copyright @@ -0,0 +1,17 @@ +Format: http://dep.debian.net/deps/dep5/ + +Files: * +Copyright: Copyright 2012, Canonical Ltd., All Rights Reserved. +License: GPL-3 + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + . + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + . + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. diff --git a/charms/trusty/zookeeper/hooks/install b/charms/trusty/zookeeper/hooks/install new file mode 120000 index 0000000..91a1891 --- /dev/null +++ b/charms/trusty/zookeeper/hooks/install @@ -0,0 +1 @@ +zookeeper-common
\ No newline at end of file diff --git a/charms/trusty/zookeeper/hooks/quorum-relation-changed b/charms/trusty/zookeeper/hooks/quorum-relation-changed new file mode 120000 index 0000000..91a1891 --- /dev/null +++ b/charms/trusty/zookeeper/hooks/quorum-relation-changed @@ -0,0 +1 @@ +zookeeper-common
\ No newline at end of file diff --git a/charms/trusty/zookeeper/hooks/quorum-relation-departed b/charms/trusty/zookeeper/hooks/quorum-relation-departed new file mode 120000 index 0000000..91a1891 --- /dev/null +++ b/charms/trusty/zookeeper/hooks/quorum-relation-departed @@ -0,0 +1 @@ +zookeeper-common
\ No newline at end of file diff --git a/charms/trusty/zookeeper/hooks/quorum-relation-joined b/charms/trusty/zookeeper/hooks/quorum-relation-joined new file mode 120000 index 0000000..91a1891 --- /dev/null +++ b/charms/trusty/zookeeper/hooks/quorum-relation-joined @@ -0,0 +1 @@ +zookeeper-common
\ No newline at end of file diff --git a/charms/trusty/zookeeper/hooks/start b/charms/trusty/zookeeper/hooks/start new file mode 120000 index 0000000..91a1891 --- /dev/null +++ b/charms/trusty/zookeeper/hooks/start @@ -0,0 +1 @@ +zookeeper-common
\ No newline at end of file diff --git a/charms/trusty/zookeeper/hooks/stop b/charms/trusty/zookeeper/hooks/stop new file mode 120000 index 0000000..91a1891 --- /dev/null +++ b/charms/trusty/zookeeper/hooks/stop @@ -0,0 +1 @@ +zookeeper-common
\ No newline at end of file diff --git a/charms/trusty/zookeeper/hooks/upgrade-charm b/charms/trusty/zookeeper/hooks/upgrade-charm new file mode 120000 index 0000000..91a1891 --- /dev/null +++ b/charms/trusty/zookeeper/hooks/upgrade-charm @@ -0,0 +1 @@ +zookeeper-common
\ No newline at end of file diff --git a/charms/trusty/zookeeper/hooks/zookeeper-common b/charms/trusty/zookeeper/hooks/zookeeper-common new file mode 100755 index 0000000..578d856 --- /dev/null +++ b/charms/trusty/zookeeper/hooks/zookeeper-common @@ -0,0 +1,216 @@ +#!/bin/bash + +set -eux + +# By default we install from the main Ubuntu archive. +source=`config-get source` +case $source in + archive) + juju-log "Configuring zookeeper using the Ubuntu archive packages..." + zk_package="zookeeperd" + zk_service="zookeeper" + zk_conf="/etc/zookeeper/conf/zoo.cfg" + zk_myid="/etc/zookeeper/conf/myid" + zk_install="/etc/init/zookeeper.conf" + ;; + dev|testing|stable) + juju-log "Configuring zookeeper using the Hadoop Ubuntu Team PPA..." + zk_package="hadoop-zookeeper-server" + zk_service="hadoop-zookeeper-server" + zk_conf="/etc/hadoop-zookeeper/conf/zoo.cfg" + zk_myid="/etc/hadoop-zookeeper/conf/myid" + zk_install="/etc/init/hadoop-zookeeper-server.conf" + ;; + *) + juju-log "Unsupported source..." + exit 1 + ;; +esac + +base_packages="ntp" +zk_port="`config-get zk-port`" + +configure_sources () { + source=`config-get source` + case $source in + archive) + juju-log "Configuring zookeeper using the Ubuntu archive packages..." + ;; + dev|testing|stable) + juju-log "Configuring zookeeper using the Hadoop Ubuntu Team PPA..." + add-apt-repository ppa:hadoop-ubuntu/$source + apt-get update + ;; + *) + juju-log "Unsupported source..." + exit 1 + ;; + esac +} + +install_zookeeper () { + juju-log "Installing ZooKeeper..." + apt-get install -y $zk_package $base_packages +} + +configure_zookeeper () { + juju-log "Purging any standalone configuration..." + # Purge + sed -i "/^server./d" $zk_conf + sed -i "/^weight./d" $zk_conf + sed -i "/^group./d" $zk_conf + juju-log "Generating unique ID for this instance..." + unit_no=`echo $JUJU_UNIT_NAME | cut -d / -f 2` + default_weight=`config-get default_weight` + default_group=`config-get default_group` + echo $unit_no > $zk_myid + juju-log "Adding this unit to the quorum..." + hostname=`unit-get private-address` + # Add the config + echo "server.${unit_no}=${hostname}:2888:3888" >> $zk_conf + echo "group.${default_group}=${unit_no}" >> $zk_conf + echo "weight.${unit_no}=${default_weight}" >> $zk_conf + # Expose port as required + open-port $zk_port +} + +# Service Control Commands +restart_zookeeper () { + juju-log "Restarting ZooKeeper" + service $zk_service status && service $zk_service restart || : +} + +start_zookeeper() { + juju-log "Starting ZooKeeper" + service $zk_service status || service $zk_service start +} + +stop_zookeeper() { + juju-log "Stopping ZooKeeper" + service $zk_service stop || : +} + +update_group() { + member_id=$1 + [ -z ${member_id} ] && return 0 + default_group=`config-get default_group` + group_arr=( $(grep "group.${default_group}" ${zk_conf} | awk -F'=' '{ print $2 }' | tr ":" "\n") ) + member_found="no" + for member in "${group_arr[@]}" + do + [ "${member_id}" == "${member}" ] && member_found="yes" + done + [ "${member_found}" == "no" ] && group_arr=("${group_arr[@]}" "${member_id}") + retVal="group.${default_group}=${group_arr[@]}" + retVal=`echo ${retVal} | tr " " ":"` + sed -i "s/^group.${default_group}.*/${retVal}/" ${zk_conf} + sed -i "s/^group.${default_group}=:/group.${default_group}=/" ${zk_conf} +} + +update_external_server() { + # Add extra server ( if configured ) + external_server=`config-get external_server` + if [[ "${external_server}" != "" ]]; then + external_id=`echo ${external_server} | cut -d : -f 1` + external_group=`echo ${external_server} | cut -d : -f 2` + if [[ "${external_group}" == "default" ]]; then + external_group=`config-get default_group` + fi + external_weight=`echo ${external_server} | cut -d : -f 3` + external_host=`echo ${external_server} | cut -d : -f 4` + external_port1=`echo ${external_server} | cut -d : -f 5` + external_port2=`echo ${external_server} | cut -d : -f 6` + sed -i "/^server.${external_id}/d" $zk_conf + sed -i "/^weight.${external_id}/d" $zk_conf + echo "server.${external_id}=${external_host}:${external_port1}:${external_port2}" >> $zk_conf + update_group ${external_id} + echo "weight.${external_id}=${external_weight}" >> $zk_conf + open-port ${external_port1} + open-port ${external_port2} + fi +} + +update_quorum() { + default_group=`config-get default_group` + default_weight=`config-get default_weight` + # Purge out existing quorum config to deal with departure of + # ZK nodes + sed -i "/^server./d" $zk_conf + sed -i "/^weight./d" $zk_conf + sed -i "/^group./d" $zk_conf + # Add this node back into the list + juju-log "Adding this unit to the quorum..." + unit_no=`echo $JUJU_UNIT_NAME | cut -d / -f 2` + hostname=`unit-get private-address` + server_arr[0]="server.${unit_no}=${hostname}:2888:3888" + weight_arr[0]="weight.${unit_no}=${default_weight}" + group_arr[0]=${unit_no} + # Re-create based on current relations + for member in `relation-list` + do + juju-log "Adding $member to quorum" + member_id=`echo ${member} | cut -d / -f 2` + member_hostname=`relation-get private-address ${member}` + server_arr=("${server_arr[@]}" "server.${member_id}=${member_hostname}:2888:3888") + weight_arr=("${weight_arr[@]}" "weight.${member_id}=${default_weight}") + group_arr=("${group_arr[@]}" "${member_id}") + done + # Dump the new config + # servers + for server_line in "${server_arr[@]}" + do + echo "${server_line}" >> ${zk_conf} + done + # weight + for member_line in "${weight_arr[@]}" + do + echo "${member_line}" >> $zk_conf + done + # group + echo "group.${default_group}=${group_arr[@]}" | tr " " ":" >> $zk_conf +} + +setup_zk_interface() { + juju-log "Setup ZooKeeper Client" + relation-set port=$zk_port +} + +COMMAND=`basename $0` + +case $COMMAND in + install) + configure_sources + install_zookeeper + configure_zookeeper + update_external_server + restart_zookeeper + ;; + config-changed) + update_external_server + restart_zookeeper + ;; + start) + start_zookeeper + ;; + stop) + stop_zookeeper + ;; + quorum-relation-joined) + ;; + quorum-relation-changed|quorum-relation-departed) + update_quorum + update_external_server + restart_zookeeper + ;; + zookeeper-relation-joined) + setup_zk_interface + ;; + upgrade-charm) + configure_zookeeper + update_external_server + restart_zookeeper + ;; + *) + juju-log "Command not recognised" + ;; +esac diff --git a/charms/trusty/zookeeper/hooks/zookeeper-relation-joined b/charms/trusty/zookeeper/hooks/zookeeper-relation-joined new file mode 120000 index 0000000..91a1891 --- /dev/null +++ b/charms/trusty/zookeeper/hooks/zookeeper-relation-joined @@ -0,0 +1 @@ +zookeeper-common
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All of these kinds of services + are used in some form or another by distributed applications. This + package contains the shell scripts and an example configuration but + does not automatically start up the service. The example configuration + is installed with the update-alternatives mechanism. +provides: + zookeeper: + interface: zookeeper +peers: + quorum: + interface: zookeeper-quorum diff --git a/charms/trusty/zookeeper/revision b/charms/trusty/zookeeper/revision new file mode 100644 index 0000000..48082f7 --- /dev/null +++ b/charms/trusty/zookeeper/revision @@ -0,0 +1 @@ +12 diff --git a/charms/trusty/zookeeper/tests/00-setup b/charms/trusty/zookeeper/tests/00-setup new file mode 100644 index 0000000..48cd230 --- /dev/null +++ b/charms/trusty/zookeeper/tests/00-setup @@ -0,0 +1,16 @@ +#!/bin/bash + +# This script sets up the requirements for amulet tests. + +set -x + +# Check if amulet is installed before adding the stable repository and updating apt-get. +dpkg -s amulet +if [ $? -ne 0 ]; then + sudo add-apt-repository -y ppa:juju/stable + sudo apt-get update -qq + sudo apt-get install -y amulet +fi + +# Install any additional python packages or other required software. +sudo apt-get install -y python3-requests
\ No newline at end of file diff --git a/charms/trusty/zookeeper/tests/10-bundles-test.py b/charms/trusty/zookeeper/tests/10-bundles-test.py new file mode 100644 index 0000000..67710c7 --- /dev/null +++ b/charms/trusty/zookeeper/tests/10-bundles-test.py @@ -0,0 +1,33 @@ +#!/usr/bin/env python3 + +# This amulet test deploys the bundles.yaml file in this directory. + +import os +import unittest +import yaml +import amulet + +seconds_to_wait = 720 + + +class BundleTest(unittest.TestCase): + """ Create a class for testing the charm in the unit test framework. """ + @classmethod + def setUpClass(cls): + """ Set up an amulet deployment using the bundle. """ + d = amulet.Deployment() + bundle_path = os.path.join(os.path.dirname(__file__), 'bundles.yaml') + with open(bundle_path, 'r') as bundle_file: + contents = yaml.safe_load(bundle_file) + d.load(contents) + d.setup(seconds_to_wait) + d.sentry.wait(seconds_to_wait) + cls.d = d + + def test_deployed(self): + """ Test to see if the bundle deployed successfully. """ + self.assertTrue(self.d.deployed) + + +if __name__ == '__main__': + unittest.main()
\ No newline at end of file diff --git a/charms/trusty/zookeeper/tests/bundles.yaml b/charms/trusty/zookeeper/tests/bundles.yaml new file mode 100644 index 0000000..0b7699c --- /dev/null +++ b/charms/trusty/zookeeper/tests/bundles.yaml @@ -0,0 +1,7 @@ +zookeeper-automated-bundle: + relations: [] + series: trusty + services: + zookeeper: + charm: zookeeper + num_units: 1 |
