#!/bin/ksh
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# 2021-04-07 Olaf Bohlen <olbohlen@eenfach.de>
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# instead of putting all this into the Jenkinsfile I decided to put the actual code in this script
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# global config
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HTTPCONF="/etc/apache2/2.4/conf.d/pkgdepotd.conf"
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# just run prepare once to initially set up the environment
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# this must be run as root
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prepare() {
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echo "jenkinshelper: preparing..."
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pkg install web/server/apache-24
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mkdir -p /etc/apache2/2.4/conf.d && chown root:sys /etc/apache2/2.4/conf.d
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grep "#ProxyPassMatch /default/(.*)\$ http://127.0.0.1:10000/\$1 nocanon max=200" "${HTTPCONF}" >/dev/null 2>&1
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if [ $? -gt 0 ]; then
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echo "jenkinshelper: Initializing a new apache config at ${HTTPCONF}"
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echo "#ProxyPassMatch /default/(.*)\$ http://127.0.0.1:10000/\$1 nocanon max=200" >"${HTTPCONF}"
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else
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echo "jenkinshelper: Preserving an existing ${HTTPCONF}"
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fi
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cat >/etc/apache2/2.4/conf.d/00-proxy.conf <<EOF
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LoadModule proxy_module libexec/mod_proxy.so
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LoadModule proxy_connect_module libexec/mod_proxy_connect.so
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LoadModule proxy_ftp_module libexec/mod_proxy_ftp.so
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LoadModule proxy_http_module libexec/mod_proxy_http.so
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LoadModule proxy_ajp_module libexec/mod_proxy_ajp.so
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ProxyRequests Off
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ProxyVia Off
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ProxyPreserveHost on
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RequestHeader unset Origin
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AllowEncodedSlashes NoDecode
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EOF
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chown root:builders "${HTTPCONF}"
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chmod 664 "${HTTPCONF}"
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svcadm enable svc:/network/http:apache24
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}
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# setup oi-userland
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stage_setup() {
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if [ ! -f /etc/apache2/2.4/conf.d/00-proxy.conf ]; then
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echo "jenkinshelper: aborting, please run \"jenkinshelper -p\" initially as root on this jenkins instance once"
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exit 1
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fi
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echo "jenkinshelper: running gmake setup"
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gmake setup
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}
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# scan the git log for changed components
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# we try to be smart and assume that all updates will always touch
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# the components Makefile also (to update COMPONENT_REVISION, etc)
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stage_build_changed() {
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for f in $(git diff --name-only HEAD..origin/oi/hipster | grep Makefile); do
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echo "jenkinshelper: building for ${f%/*}..."
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curpwd=$(pwd)
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cd "${f%/*}" && gmake publish
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rc=$?
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cd "${curpwd}"
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echo "jenkinshelper: done with ${f%/*} return code ${rc}"
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done
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}
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# prepare the pkg.depotd server instance, if an instance already
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# exists for this branch, we will use that - otherwise create a
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# fresh one
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stage_prepare_pkgdepotd()
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{
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# we need the platform for the path to the repo
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platform=$(uname -p)
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# check if we already have this branch set up as a pkg.depotd:
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if ! "svcs pkg/server:${BRANCH_NAME}" >/dev/null 2>&1; then
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# get highest port from ${HTTPCONF} to figure out the next free one
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nextport=$(( $(nawk -F '[/:]' '{ print $7 }' < "${HTTPCONF}" | sort -n | tail -1) + 1 ))
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# set-up a new pkg/server instance
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svccfg -s pkg/server <<EOF
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add ${BRANCH_NAME}
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select ${BRANCH_NAME}
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addpg pkg application
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setprop pkg/port=${nextport}
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setprop pkg/readonly=true
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setprop pkg/pkg_root=/
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setprop pkg/inst_root=${WORKSPACE}/${platform}/repo
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setprop pkg/proxy_base=${JENKINS_URL%:[0-9]*/}/${BRANCH_NAME}/
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end
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EOF
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# enable the new pkg/server instance
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svcadm enable pkg/server:${BRANCH_NAME}
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# add the new proxy rule to our apache config
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echo "ProxyPassMatch /${BRANCH_NAME}/(.*)\$ http://127.0.0.1:${nextport}/\$1 nocanon max=200" >> "${HTTPCONF}"
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fi
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# we need to refresh the repo:
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pkgrepo refresh -s ${WORKSPACE}/${platform}/repo
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# also restarting pkg.depotd does not hurt
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svcadm restart pkg/server:${BRANCH_NAME}
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# graceful restart apache to reload config
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svcadm refresh svc:/network/http:apache24
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}
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usage() {
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cat <<EOF
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Usage:
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jenkinshelper.ksh [ -h | -p | -s <stage> ]
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-h show this help
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-p run only ONCE to initialize your environment
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-s followed by the stage to run, currently:
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setup, build_changed, prepare_pkgdepotd
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EOF
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exit 0
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}
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## MAIN ##
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# call this script with the stage as an argument to -s
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while getopts s:hp argv
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do
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case ${argv} in
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s) stage="stage_${OPTARG}";;
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p) stage="prepare";;
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h) usage;;
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esac
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done
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shift `expr ${OPTIND} - 1`
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# run requested stage
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rt=0
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${stage} || rt=$?
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# we are done
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exit ${rt}
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