Jenkinsfile

withEnv( [
	  'JENKINS_SFTP_SERVERS=/var/lib/jenkins/iod/software_servers.cfg'
	, 'JENKINS_COMPONENT_CFG=src/.build/package.cfg'
	, 'JENKINS_HISTORY_DIR=/var/lib/jenkins/iod/history'
	, 'JENKINS_FORCE_REBUILD=1'
	, 'GITLOG2DCL_PKG_NAME=dbtools'
] ) {
	def nodeTag = getNode()

	node( nodeTag ) {
		env.WORKSPACE = pwd()
		env.JENKINS_BUILD_TAG = getBranchTag()
		env.JENKINS_SERVER_TAGS = getSCPTags()

		stage( 'Checkout' ) {
			sh 'mkdir -p src'
			dir( 'src' ) {
				gitClean()
				checkout scm
			}
			sh '''
			test -d util && rm -r util
			git clone https://github.com/srcshelton/gitlog2dcl.git util
			chmod 755 util/gitlog2dcl.sh
			'''
			dir( 'src' ) {
				sh '''
				../util/gitlog2dcl.sh 2>/dev/null > debian/changelog
				echo "dbtools_$( ../util/gitlog2dcl.sh 2>/dev/null | head -n 1 | cut -d'(' -f 2 | cut -d')' -f 1 )_noarch.deb database extra" > debian/files
				'''
			}
		}

		stage( 'Build' ) {
			try {
				sh '''
				set +e

				http_proxy="${HTTP_PROXY:-}"
				https_proxy="${HTTPS_PROXY:-${HTTP_PROXY:-}}"
				export http_proxy https_proxy

				#cpan="/usr/bin/cpanm"
				cpan="/usr/bin/cpan"

				for shsrc in *.sh; do
					[ -r "${shsrc}" ] && if ! bash -n "${shsrc}" >/dev/null 2>&1; then
						echo >&2 "bash syntax check on '${shsrc}' failed:"
						bash -n "${shsrc}" >&2
						exit 1
					fi
				done

				for plsrc in *.pl; do
					if [ -r "${plsrc}" ]; then
						if ! [ -e ~/perl/lib/perl5/local/lib.pm ]; then
							llver="2.000019"
							wget "http://search.cpan.org/CPAN/authors/id/H/HA/HAARG/local-lib-${llver}.tar.gz"
							tar -xzpf "local-lib-${llver}.tar.gz"
							cd "local-lib-${llver}"
							perl Makefile.PL --bootstrap=~/perl --no-manpages
							make test
							make install
							cd -
						fi
						eval "$(perl -I${HOME}/perl/lib/perl5 -Mlocal::lib)"

						case "$( basename "${cpan}" )" in
							cpan)
								{
									echo y
									echo o conf prerequisites_policy follow
									echo o conf make_install_arg UNINST=0
									echo o conf makepl_arg "PREFIX=~/perl LIB=~/perl/lib/perl5 INSTALLSITEMAN1DIR=~/perl/man/man1 INSTALLSITEMAN3DIR=~/perl/man/man3 INSTALLSCRIPT=~/perl/bin INSTALLBIN=~/perl/bin"
									echo o conf mbuildpl_arg "--install_base ~/perl --lib=~/perl/lib/perl5 --installman1dir=~/perl/man/man1 --installman3dir=~/perl/man/man3 --installscript=~/perl/bin --installbin=~/perl/bin"
									echo o conf commit
								} | "${cpan}" --version || true
								;;
							*)
								:
								;;
						esac

						MANPATH="${MANPATH:+${MANPATH}:}~/perl/man"
						export MANPATH

						grep -w 'use' "${plsrc}" |
							sed 's/^\\s*// ; s/#.*$//' |
							grep '^use\\s' |
							tr -s [:space:] |
							cut -d ' ' -f 2 |
							sed 's/;\\s*$//' |
							sort |
							uniq |
							while read M
						do
							# Unbelievable... :(
							if [ "${M}" = "match::smart" ]; then
								M="match::simple"
							fi

							perl -M"${M}" -e 'print( "ok\\n" );' || {
								echo >&2 "Invoking '${cpan}' to install Perl module '${M}' as run-time dependency of '${plsrc}' ..."
								"${cpan}" -i "${M}"
							}
						done

						if ! perl -c "${plsrc}" >/dev/null 2>&1; then
							echo >&2 "perl syntax check on '${plsrc}' failed:"
							perl -c "${plsrc}" >&2
							exit 1
						fi
					fi
				done

				/var/lib/jenkins/iod/build-scripts/build-components.sh
				'''

				currentBuild.result = 'SUCCESS'
			} catch( Exception err ) {
				currentBuild.result = 'FAILURE'
			}
		}

		stage( 'Notifications' ) {
			echo "Please ignore 'Job type does not allow token replacement.' warnings below, which come from the email plugin..."
			emailext \
				  to:		'$DEFAULT_RECIPIENTS' \
				, subject:	"JENKINS - ${env.JOB_NAME} - Build #${env.BUILD_NUMBER}: ${currentBuild.result}" \
				, body:		"View console output at ${env.BUILD_URL}\n\n" \
				, attachLog:	 true
		}
	}
}

def getNode() {
	def matcher = env.BRANCH_NAME =~ '(release|develop|stable|hotfix)'
	matcher ? 'persistent-builds' : 'feature-builds'
}

def getBranchTag() {
	def matcher = env.BRANCH_NAME =~ '(release|feature|hotfix)/(.*)'
	matcher ? matcher[0][1] + '-' + matcher[0][2] : env.BRANCH_NAME
}

def getSCPTags() {
	def matcher = env.BRANCH_NAME =~ 'feature'
	matcher ? 'ops-tools-dev' : 'all'
}

/**
 * Clean a Git project workspace.
 * Uses 'git clean' if there is a repository found.
 * Uses Pipeline 'deleteDir()' function if no .git directory is found.
 */
def gitClean() {
	timeout(time: 60, unit: 'SECONDS') {
		if( fileExists( '.git' ) ) {
			echo 'Found git repository: using git to clean the tree.'
			// The sequence of reset --hard and clean -fdx first
			// in the root and then using submodule foreach
			// is based on how the Jenkins Git SCM clean before checkout
			// feature works.
			sh 'git reset --hard'
			// Note: -e is necessary to exclude the temp directory
			// .jenkins-XXXXX in the workspace where Pipeline puts the
			// batch file for the 'bat' command.
			sh 'git clean -ffdx -e ".jenkins-*/"'
			sh 'git submodule foreach --recursive git reset --hard'
			sh 'git submodule foreach --recursive git clean -ffdx'
		} else {
			echo 'No git repository found: using deleteDir() to clean workspace'
			deleteDir()
		}
	}
}

// vi: set syntax=groovy: