Created
August 9, 2016 10:34
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Plan to configure Consul with habitat.
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| #!/bin/sh | |
| # | |
| # Consul Health Check for Habitat | |
| echo "health_check..." | |
| echo "" | |
| # The health_check script must return a valid exit code from the list below. | |
| # 0 - ok | |
| # 1 - warning | |
| # 2 - critical | |
| # 3 - unknown | |
| # default return code is 3 (Unknown) | |
| rc=3 | |
| ip={{svc.me.ip}} | |
| # Use wget because its a part of BusyBox | |
| status=$(wget -qO - $ip:8080/v1/status/leader) | |
| leader=$(echo $status | awk '{print $4}') | |
| case $status in | |
| 0) | |
| rc=1 ;; | |
| 3) | |
| rc=0 ;; | |
| 4) | |
| rc=2 ;; | |
| *) | |
| rc=3 ;; | |
| esac | |
| echo $status | |
| exit $rc |
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| #!/bin/sh | |
| echo "init..." | |
| echo "" |
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| #!/bin/sh | |
| echo "hooks_reconfigure..." | |
| echo "" | |
| {{~#each svc.members}} | |
| echo "Joining {{hostname}}..." | |
| echo "" | |
| {{pkg.path}}/bin/consul \ | |
| -join {{hostname}} | |
| {{~/each}} |
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| #!/bin/sh | |
| echo "run..." | |
| echo "" | |
| IP={{svc.me.ip}} | |
| HOST={{svc.me.hostname}} | |
| DATA_DIR={{pkg.svc_data_path}} | |
| echo "Starting consul on ${IP}..." | |
| echo "" | |
| {{pkg.path}}/bin/consul \ | |
| -data-dir ${DATA_DIR} \ | |
| -bootstrap-expect 3 \ | |
| -advertise ${IP} \ | |
| -client ${IP} \ | |
| -node ${HOST} \ | |
| -server \ | |
| 2>&1 |
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| pkg_name=consul | |
| pkg_origin=hashicorp | |
| pkg_version=0.6.4 | |
| pkg_description="Consul is a tool for service discovery, monitoring and configuration." | |
| pkg_upstream_url=https://www.consul.io/ | |
| pkg_license=('mpl2') | |
| pkg_maintainer="Jason Riddle <jallriddle@gmail.com>" | |
| pkg_source=https://releases.hashicorp.com/${pkg_name}/${pkg_version}/${pkg_name}_${pkg_version}_linux_amd64.zip | |
| pkg_shasum=abdf0e1856292468e2c9971420d73b805e93888e006c76324ae39416edcf0627 | |
| pkg_bin_dirs=(bin) | |
| pkg_expose=(8300 8301 8301/udp 8302 8302/udp 8400 8500 8600 8600/udp) | |
| pkg_svc_run="bin/consul agent -dev" | |
| # pkg_svc_run="bin/consul agent -config-dir $pkg_svc_config_path/ -data-dir /tmp" | |
| # pkg_svc_user="hab" | |
| do_build() { | |
| return 0 | |
| } | |
| do_install() { | |
| mkdir -p $pkg_prefix/bin | |
| cp $HAB_CACHE_SRC_PATH/consul $pkg_prefix/bin | |
| } |
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| pkg_name=consul | |
| pkg_origin=hashicorp | |
| pkg_version=0.6.4 | |
| pkg_description="Consul is a tool for service discovery, monitoring and configuration." | |
| pkg_upstream_url=https://www.consul.io/ | |
| pkg_license=('mpl2') | |
| pkg_maintainer="Jason Riddle <jallriddle@gmail.com>" | |
| pkg_source=https://github.com/${pkg_origin}/${pkg_name}/archive/v${pkg_version}.tar.gz | |
| pkg_shasum=327c72211af1d6613477856c15bf7bcfc3c80d23542fcffe535d30d09347e08b | |
| pkg_interpreters=(bin/bash) | |
| pkg_deps=(core/coreutils core/go/1.6.3/20160728163358) | |
| pkg_build_deps=(core/git core/make) | |
| pkg_bin_dirs=(bin) | |
| pkg_expose=(8300 8301 8301/udp 8302 8302/udp 8400 8500 8600 8600/udp) | |
| do_prepare() { | |
| export GOPATH=${pkg_prefix} | |
| git init | |
| fix_interpreter "scripts/*.sh" core/coreutils bin/env | |
| } | |
| do_build() { | |
| make | |
| } | |
| do_strip() { | |
| return 0 | |
| } | |
| do_install() { | |
| cp bin/consul $pkg_prefix/bin | |
| } |
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| # Install habitat | |
| brew install Caskroom/cask/hab --force | |
| # Setup, use 'myorigin' for origin | |
| hab setup | |
| # Enter the docker-linux machine, must have docker running | |
| hab studio enter | |
| # Edit your plan.sh | |
| $EDITOR plan.sh | |
| # Build your plan.sh | |
| build | |
| # Create hab user and group | |
| # sudo useradd hab -u 42 -g 42 -d / -s /bin/sh -r | |
| # sudo groupadd -og 42 hab | |
| # Start your habitat binary | |
| hab start puu562/consul --topology initializer --group consul.production | |
| hab start puu562/consul --topology initializer --group consul.production --peer 172.17.0.2 | |
| # You can also export to a docker image | |
| hab pkg export docker puu562/consul | |
| # Clean up your docker studio container | |
| hab studio rm | |
| ## TODO | |
| hab origin key generate originname |
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