88 lines
2.3 KiB
Bash
88 lines
2.3 KiB
Bash
#! /usr/bin/env bash
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# setup.sh - Checks that all the required tools are present and that they are
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# appropriately configured for deploying to Triton.
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#
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# Adapted from https://github.com/autopilotpattern/mysql/blob/master/setup.sh
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#
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#
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# Prelude
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#
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set -euo pipefail
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IFS=$'\n\t'
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#
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# Utilities
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#
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die() {
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local msg="$@"
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[[ -z "${msg}" ]] || {
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echo
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tput setaf 1 # red
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tput bold
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echo "${msg}"
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tput sgr0 # reset
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}
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exit 1
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}
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#
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# Check functions
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#
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ensure_command() {
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local cmd="$1"
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command -v "${cmd}" > /dev/null 2>&1 || {
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die "Couldn't find required command: ${cmd}"
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}
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}
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export -f ensure_command
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get_triton_details() {
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TRITON_USER=$(triton profile get | awk -F": " '/account:/{print $2}')
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TRITON_DC=$(triton profile get | awk -F"/" '/url:/{print $3}' | awk -F'.' '{print $1}')
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TRITON_ACCOUNT=$(triton account get | awk -F": " '/id:/{print $2}')
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}
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export -f get_triton_details
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ensure_docker_config_matches_triton_config_and_capture_triton_details() {
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local docker_user=$(docker info 2>&1 | awk -F": " '/SDCAccount:/{print $2}')
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local docker_dc=$(echo $DOCKER_HOST | awk -F"/" '{print $3}' | awk -F'.' '{print $1}')
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get_triton_details
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if [[ ! "$docker_user" = "$TRITON_USER" ]] || [[ ! "$docker_dc" = "$TRITON_DC" ]]; then
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echo "Docker user: ${docker_user}"
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echo "Triton user: ${TRITON_USER}"
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echo "Docker data center: ${docker_dc}"
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echo "Triton data center: ${TRITON_DC}"
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die "Your Triton configuration does not match your Docker configuration."
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fi
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}
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export -f ensure_docker_config_matches_triton_config_and_capture_triton_details
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ensure_triton_cns_is_enabled() {
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local triton_cns_enabled=$(triton account get | awk -F": " '/cns/{print $2}')
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[[ "$triton_cns_enabled" == "true" ]] || {
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die "Triton CNS is required and not enabled."
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}
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}
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export -f ensure_triton_cns_is_enabled
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write_env_file() {
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[[ -f .env ]] || {
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echo '# Consul discovery via Triton CNS' >> .env
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echo CONSUL=consul.svc.${TRITON_ACCOUNT}.${TRITON_DC}.cns.joyent.com >> .env
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echo SDC_KEY_ID=${SDC_KEY_ID} >> .env
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echo SDC_ACCOUNT=${SDC_ACCOUNT} >> .env
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echo SDC_URL=${SDC_URL} >> .env
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echo >> .env
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}
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}
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export -f write_env_file
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ensure_prerequisites() {
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ensure_command docker
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ensure_command docker-compose
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ensure_command triton
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}
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