104 lines
2.3 KiB
Bash
Executable file
104 lines
2.3 KiB
Bash
Executable file
#!/bin/bash
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if [[ "$USER" != "vagrant" ]]; then
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echo "WARNING: This script is intended to be run from Nomad's Vagrant"
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read -rsp $'Press any key to continue anyway...\n' -n1
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fi
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set -e
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if [[ ! -a /usr/local/bin/weave ]]; then
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echo "Installing weave..."
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sudo curl -L git.io/weave -o /usr/local/bin/weave
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sudo chmod a+x /usr/local/bin/weave
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fi
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weave launch || echo "weave running"
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eval "$(weave env)"
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if curl -s localhost:8500 > /dev/null; then
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echo "Consul running"
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else
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echo "Running Consul dev agent..."
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consul agent -dev > consul.out &
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fi
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if curl -s localhost:4646 > /dev/null; then
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echo "Nomad running"
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else
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echo "Running Nomad dev agent..."
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nomad agent -dev > nomad.out &
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fi
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sleep 5
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echo "Running Redis with Weave in Nomad..."
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cat > redis-weave.nomad <<EOF
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job "weave-example" {
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datacenters = ["dc1"]
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type = "service"
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group "cache" {
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count = 1
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task "redis" {
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driver = "docker"
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config {
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image = "redis:3.2"
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port_map {
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db = 6379
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}
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# Use Weave overlay network
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network_mode = "weave"
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}
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resources {
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cpu = 500 # 500 MHz
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memory = 256 # 256MB
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network {
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mbits = 10
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port "db" {}
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}
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}
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# By default services will advertise the weave address
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service {
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name = "redis"
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tags = ["redis", "weave-addr"]
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port = "db"
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# Since checks are done by Consul on the host system, they default to
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# the host IP:Port.
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check {
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name = "host-alive"
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type = "tcp"
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interval = "10s"
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timeout = "2s"
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}
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# Script checks are run from inside the container, so you can use
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# environment vars to get the container ip:port.
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check {
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name = "container-script"
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type = "script"
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command = "/usr/local/bin/redis-cli"
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args = ["-p", "\${NOMAD_PORT_db}", "QUIT"]
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interval = "10s"
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timeout = "2s"
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}
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}
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# Setting address_mode = "host" will create a service entry with the
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# host's address.
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service {
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name = "host-redis"
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tags = ["redis", "host-addr"]
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port = "db"
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address_mode = "host"
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}
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}
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}
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}
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EOF
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nomad run redis-weave.nomad
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