95 lines
3.5 KiB
Bash
Executable File
95 lines
3.5 KiB
Bash
Executable File
#!/usr/bin/env sh
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# The MIT License
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#
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# Copyright (c) 2015, CloudBees, Inc.
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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
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# all 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
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# THE SOFTWARE.
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# Usage jenkins-slave.sh [options] -url http://jenkins [SECRET] [AGENT_NAME]
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# Optional environment variables :
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# * JENKINS_TUNNEL : HOST:PORT for a tunnel to route TCP traffic to jenkins host, when jenkins can't be directly accessed over network
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# * JENKINS_URL : alternate jenkins URL
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# * JENKINS_SECRET : agent secret, if not set as an argument
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# * JENKINS_AGENT_NAME : agent name, if not set as an argument
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# * JENKINS_AGENT_WORKDIR : agent work directory, if not set by optional parameter -workDir
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if [ $# -eq 1 ]; then
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# if `docker run` only has one arguments, we assume user is running alternate command like `bash` to inspect the image
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exec "$@"
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else
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# if -tunnel is not provided try env vars
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case "$@" in
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*"-tunnel "*) ;;
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*)
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if [ ! -z "$JENKINS_TUNNEL" ]; then
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TUNNEL="-tunnel $JENKINS_TUNNEL"
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fi ;;
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esac
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# if -workDir is not provided try env vars
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if [ ! -z "$JENKINS_AGENT_WORKDIR" ]; then
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case "$@" in
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*"-workDir"*) echo "Warning: Work directory is defined twice in command-line arguments and the environment variable" ;;
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*)
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WORKDIR="-workDir $JENKINS_AGENT_WORKDIR" ;;
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esac
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fi
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if [ -n "$JENKINS_URL" ]; then
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URL="-url $JENKINS_URL"
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fi
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if [ -n "$JENKINS_NAME" ]; then
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JENKINS_AGENT_NAME="$JENKINS_NAME"
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fi
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if [ -z "$JNLP_PROTOCOL_OPTS" ]; then
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echo "Warning: JnlpProtocol3 is disabled by default, use JNLP_PROTOCOL_OPTS to alter the behavior"
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JNLP_PROTOCOL_OPTS="-Dorg.jenkinsci.remoting.engine.JnlpProtocol3.disabled=true"
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fi
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# If both required options are defined, do not pass the parameters
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OPT_JENKINS_SECRET=""
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if [ -n "$JENKINS_SECRET" ]; then
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case "$@" in
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*"${JENKINS_SECRET}"*) echo "Warning: SECRET is defined twice in command-line arguments and the environment variable" ;;
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*)
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OPT_JENKINS_SECRET="${JENKINS_SECRET}" ;;
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esac
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fi
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OPT_JENKINS_AGENT_NAME=""
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if [ -n "$JENKINS_AGENT_NAME" ]; then
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case "$@" in
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*"${JENKINS_AGENT_NAME}"*) echo "Warning: AGENT_NAME is defined twice in command-line arguments and the environment variable" ;;
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*)
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OPT_JENKINS_AGENT_NAME="${JENKINS_AGENT_NAME}" ;;
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esac
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fi
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#TODO: Handle the case when the command-line and Environment variable contain different values.
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#It is fine it blows up for now since it should lead to an error anyway.
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exec java $JAVA_OPTS $JNLP_PROTOCOL_OPTS -cp /usr/share/jenkins/slave.jar hudson.remoting.jnlp.Main -headless $TUNNEL $URL $WORKDIR $OPT_JENKINS_SECRET $OPT_JENKINS_AGENT_NAME "$@"
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fi
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