mirror of https://github.com/Requarks/wiki.git
Nicolas Giard
6 years ago
7 changed files with 201 additions and 13 deletions
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12Makefile
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5dev/build/Dockerfile
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3dev/docker/Dockerfile
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1dev/docker/docker-compose.yml
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7dev/docker/init.sh
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178dev/docker/wait.sh
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8package.json
@ -0,0 +1,7 @@ |
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#!/bin/sh |
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echo "Waiting for redis and postgres to start up..." |
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bash ./dev/docker/wait.sh redis:6379 |
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bash ./dev/docker/wait.sh db:5432 |
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echo "=== READY ===" |
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tail -f /dev/null |
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@ -0,0 +1,178 @@ |
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#!/usr/bin/env bash |
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# Use this script to test if a given TCP host/port are available |
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WAITFORIT_cmdname=${0##*/} |
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echoerr() { if [[ $WAITFORIT_QUIET -ne 1 ]]; then echo "$@" 1>&2; fi } |
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usage() |
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{ |
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cat << USAGE >&2 |
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Usage: |
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$WAITFORIT_cmdname host:port [-s] [-t timeout] [-- command args] |
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-h HOST | --host=HOST Host or IP under test |
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-p PORT | --port=PORT TCP port under test |
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Alternatively, you specify the host and port as host:port |
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-s | --strict Only execute subcommand if the test succeeds |
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-q | --quiet Don't output any status messages |
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-t TIMEOUT | --timeout=TIMEOUT |
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Timeout in seconds, zero for no timeout |
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-- COMMAND ARGS Execute command with args after the test finishes |
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USAGE |
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exit 1 |
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} |
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wait_for() |
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{ |
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if [[ $WAITFORIT_TIMEOUT -gt 0 ]]; then |
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echoerr "$WAITFORIT_cmdname: waiting $WAITFORIT_TIMEOUT seconds for $WAITFORIT_HOST:$WAITFORIT_PORT" |
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else |
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echoerr "$WAITFORIT_cmdname: waiting for $WAITFORIT_HOST:$WAITFORIT_PORT without a timeout" |
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fi |
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WAITFORIT_start_ts=$(date +%s) |
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while : |
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do |
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if [[ $WAITFORIT_ISBUSY -eq 1 ]]; then |
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nc -z $WAITFORIT_HOST $WAITFORIT_PORT |
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WAITFORIT_result=$? |
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else |
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(echo > /dev/tcp/$WAITFORIT_HOST/$WAITFORIT_PORT) >/dev/null 2>&1 |
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WAITFORIT_result=$? |
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fi |
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if [[ $WAITFORIT_result -eq 0 ]]; then |
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WAITFORIT_end_ts=$(date +%s) |
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echoerr "$WAITFORIT_cmdname: $WAITFORIT_HOST:$WAITFORIT_PORT is available after $((WAITFORIT_end_ts - WAITFORIT_start_ts)) seconds" |
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break |
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fi |
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sleep 1 |
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done |
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return $WAITFORIT_result |
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} |
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wait_for_wrapper() |
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{ |
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# In order to support SIGINT during timeout: http://unix.stackexchange.com/a/57692 |
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if [[ $WAITFORIT_QUIET -eq 1 ]]; then |
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timeout $WAITFORIT_BUSYTIMEFLAG $WAITFORIT_TIMEOUT $0 --quiet --child --host=$WAITFORIT_HOST --port=$WAITFORIT_PORT --timeout=$WAITFORIT_TIMEOUT & |
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else |
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timeout $WAITFORIT_BUSYTIMEFLAG $WAITFORIT_TIMEOUT $0 --child --host=$WAITFORIT_HOST --port=$WAITFORIT_PORT --timeout=$WAITFORIT_TIMEOUT & |
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fi |
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WAITFORIT_PID=$! |
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trap "kill -INT -$WAITFORIT_PID" INT |
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wait $WAITFORIT_PID |
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WAITFORIT_RESULT=$? |
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if [[ $WAITFORIT_RESULT -ne 0 ]]; then |
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echoerr "$WAITFORIT_cmdname: timeout occurred after waiting $WAITFORIT_TIMEOUT seconds for $WAITFORIT_HOST:$WAITFORIT_PORT" |
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fi |
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return $WAITFORIT_RESULT |
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} |
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# process arguments |
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while [[ $# -gt 0 ]] |
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do |
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case "$1" in |
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*:* ) |
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WAITFORIT_hostport=(${1//:/ }) |
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WAITFORIT_HOST=${WAITFORIT_hostport[0]} |
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WAITFORIT_PORT=${WAITFORIT_hostport[1]} |
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shift 1 |
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;; |
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--child) |
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WAITFORIT_CHILD=1 |
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shift 1 |
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;; |
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-q | --quiet) |
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WAITFORIT_QUIET=1 |
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shift 1 |
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;; |
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-s | --strict) |
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WAITFORIT_STRICT=1 |
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shift 1 |
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;; |
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-h) |
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WAITFORIT_HOST="$2" |
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if [[ $WAITFORIT_HOST == "" ]]; then break; fi |
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shift 2 |
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;; |
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--host=*) |
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WAITFORIT_HOST="${1#*=}" |
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shift 1 |
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;; |
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-p) |
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WAITFORIT_PORT="$2" |
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if [[ $WAITFORIT_PORT == "" ]]; then break; fi |
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shift 2 |
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;; |
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--port=*) |
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WAITFORIT_PORT="${1#*=}" |
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shift 1 |
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;; |
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-t) |
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WAITFORIT_TIMEOUT="$2" |
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if [[ $WAITFORIT_TIMEOUT == "" ]]; then break; fi |
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shift 2 |
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;; |
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--timeout=*) |
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WAITFORIT_TIMEOUT="${1#*=}" |
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shift 1 |
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;; |
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--) |
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shift |
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WAITFORIT_CLI=("$@") |
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break |
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;; |
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--help) |
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usage |
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;; |
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*) |
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echoerr "Unknown argument: $1" |
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usage |
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;; |
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esac |
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done |
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if [[ "$WAITFORIT_HOST" == "" || "$WAITFORIT_PORT" == "" ]]; then |
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echoerr "Error: you need to provide a host and port to test." |
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usage |
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fi |
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WAITFORIT_TIMEOUT=${WAITFORIT_TIMEOUT:-15} |
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WAITFORIT_STRICT=${WAITFORIT_STRICT:-0} |
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WAITFORIT_CHILD=${WAITFORIT_CHILD:-0} |
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WAITFORIT_QUIET=${WAITFORIT_QUIET:-0} |
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# check to see if timeout is from busybox? |
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WAITFORIT_TIMEOUT_PATH=$(type -p timeout) |
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WAITFORIT_TIMEOUT_PATH=$(realpath $WAITFORIT_TIMEOUT_PATH 2>/dev/null || readlink -f $WAITFORIT_TIMEOUT_PATH) |
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if [[ $WAITFORIT_TIMEOUT_PATH =~ "busybox" ]]; then |
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WAITFORIT_ISBUSY=1 |
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WAITFORIT_BUSYTIMEFLAG="-t" |
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else |
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WAITFORIT_ISBUSY=0 |
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WAITFORIT_BUSYTIMEFLAG="" |
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fi |
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if [[ $WAITFORIT_CHILD -gt 0 ]]; then |
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wait_for |
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WAITFORIT_RESULT=$? |
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exit $WAITFORIT_RESULT |
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else |
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if [[ $WAITFORIT_TIMEOUT -gt 0 ]]; then |
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wait_for_wrapper |
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WAITFORIT_RESULT=$? |
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else |
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wait_for |
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WAITFORIT_RESULT=$? |
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fi |
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fi |
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if [[ $WAITFORIT_CLI != "" ]]; then |
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if [[ $WAITFORIT_RESULT -ne 0 && $WAITFORIT_STRICT -eq 1 ]]; then |
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echoerr "$WAITFORIT_cmdname: strict mode, refusing to execute subprocess" |
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exit $WAITFORIT_RESULT |
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fi |
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exec "${WAITFORIT_CLI[@]}" |
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else |
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exit $WAITFORIT_RESULT |
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fi |
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