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refactor: docker wait for db with condition (#3101)
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Tymoteusz Czech
GitHub
parent
68cca1b019
commit
c5a90a7d44
@ -36,10 +36,11 @@ services:
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# comma (`token1,token2`).
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INIT_CLIENT_API_TOKENS: "default:development.unleash-insecure-api-token"
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depends_on:
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- db
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db:
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condition: service_healthy
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volumes:
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- ./scripts:/scripts
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command: ["/scripts/wait-for", "db:5432", "--", "node", "index.js"]
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command: [ "node", "index.js" ]
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healthcheck:
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test: wget --no-verbose --tries=1 --spider http://localhost:4242/health || exit 1
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interval: 1s
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@ -56,8 +57,15 @@ services:
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# trust incoming connections blindly (DON'T DO THIS IN PRODUCTION!)
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POSTGRES_HOST_AUTH_METHOD: "trust"
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healthcheck:
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test: ["CMD", "pg_isready", "--username=postgres", "--host=127.0.0.1", "--port=5432"]
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test:
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[
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"CMD",
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"pg_isready",
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"--username=postgres",
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"--host=127.0.0.1",
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"--port=5432"
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]
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interval: 2s
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timeout: 1m
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retries: 5
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start_period: 10s
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start_period: 10s
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191
scripts/wait-for
191
scripts/wait-for
@ -1,191 +0,0 @@
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#!/bin/sh
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# The MIT License (MIT)
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#
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# Copyright (c) 2017 Eficode Oy
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in all
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# copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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# SOFTWARE.
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VERSION="2.2.3"
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set -- "$@" -- "$TIMEOUT" "$QUIET" "$PROTOCOL" "$HOST" "$PORT" "$result"
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TIMEOUT=15
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QUIET=0
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# The protocol to make the request with, either "tcp" or "http"
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PROTOCOL="tcp"
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echoerr() {
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if [ "$QUIET" -ne 1 ]; then printf "%s\n" "$*" 1>&2; fi
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}
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usage() {
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exitcode="$1"
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cat << USAGE >&2
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Usage:
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$0 host:port|url [-t timeout] [-- command args]
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-q | --quiet Do not output any status messages
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-t TIMEOUT | --timeout=timeout Timeout in seconds, zero for no timeout
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-v | --version Show the version of this tool
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-- COMMAND ARGS Execute command with args after the test finishes
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USAGE
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exit "$exitcode"
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}
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wait_for() {
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case "$PROTOCOL" in
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tcp)
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if ! command -v nc >/dev/null; then
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echoerr 'nc command is missing!'
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exit 1
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fi
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;;
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http)
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if ! command -v wget >/dev/null; then
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echoerr 'wget command is missing!'
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exit 1
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fi
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;;
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esac
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TIMEOUT_END=$(($(date +%s) + TIMEOUT))
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while :; do
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case "$PROTOCOL" in
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tcp)
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nc -w 1 -z "$HOST" "$PORT" > /dev/null 2>&1
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;;
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http)
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wget --timeout=1 -q "$HOST" -O /dev/null > /dev/null 2>&1
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;;
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*)
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echoerr "Unknown protocol '$PROTOCOL'"
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exit 1
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;;
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esac
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result=$?
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if [ $result -eq 0 ] ; then
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if [ $# -gt 7 ] ; then
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for result in $(seq $(($# - 7))); do
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result=$1
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shift
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set -- "$@" "$result"
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done
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TIMEOUT=$2 QUIET=$3 PROTOCOL=$4 HOST=$5 PORT=$6 result=$7
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shift 7
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exec "$@"
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fi
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exit 0
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fi
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if [ $TIMEOUT -ne 0 -a $(date +%s) -ge $TIMEOUT_END ]; then
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echo "Operation timed out" >&2
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exit 1
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fi
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sleep 1
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done
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}
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while :; do
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case "$1" in
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http://*|https://*)
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HOST="$1"
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PROTOCOL="http"
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shift 1
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;;
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*:* )
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HOST=$(printf "%s\n" "$1"| cut -d : -f 1)
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PORT=$(printf "%s\n" "$1"| cut -d : -f 2)
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shift 1
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;;
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-v | --version)
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echo $VERSION
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exit
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;;
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-q | --quiet)
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QUIET=1
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shift 1
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;;
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-q-*)
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QUIET=0
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echoerr "Unknown option: $1"
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usage 1
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;;
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-q*)
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QUIET=1
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result=$1
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shift 1
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set -- -"${result#-q}" "$@"
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;;
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-t | --timeout)
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TIMEOUT="$2"
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shift 2
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;;
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-t*)
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TIMEOUT="${1#-t}"
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shift 1
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;;
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--timeout=*)
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TIMEOUT="${1#*=}"
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shift 1
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;;
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--)
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shift
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break
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;;
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--help)
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usage 0
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;;
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-*)
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QUIET=0
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echoerr "Unknown option: $1"
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usage 1
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;;
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*)
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QUIET=0
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echoerr "Unknown argument: $1"
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usage 1
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;;
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esac
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done
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if ! [ "$TIMEOUT" -ge 0 ] 2>/dev/null; then
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echoerr "Error: invalid timeout '$TIMEOUT'"
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usage 3
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fi
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case "$PROTOCOL" in
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tcp)
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if [ "$HOST" = "" ] || [ "$PORT" = "" ]; then
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echoerr "Error: you need to provide a host and port to test."
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usage 2
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fi
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;;
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http)
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if [ "$HOST" = "" ]; then
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echoerr "Error: you need to provide a host to test."
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usage 2
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fi
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;;
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esac
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wait_for "$@"
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