components/developer/jenkins-core-lts/check-version.sh

   1 #!/bin/sh
   2
   3 # Find the latest (tarball) release under original site
   4 #
   5 # Copyright 2016-2023 Jim Klimov
   6 #
   7
   8 BASE_URL="https://get.jenkins.io/war-stable/"
   9 DL_PAGE_URL="https://www.jenkins.io/download/"
  10
  11 echo "=== Checking latest numbered release under $BASE_URL..."
  12 UPSTREAM_VERSION="`wget -q -O - "$BASE_URL" 2>/dev/null | egrep 'href="[0-9]*\.[0-9]*\.[0-9]*/"' | grep -vw latest | sed 's,^.*a href="\([0-9]*\.[0-9]*\.[0-9]*\)/*".*,\1,' | sort -t. -k1n,1n -k2n,2n -k3n,3n | tail -1`" \
  13     && [ -n "$UPSTREAM_VERSION" ] && echo "Latest UPSTREAM_VERSION   = $UPSTREAM_VERSION" \
  14     || echo "WARNING: Could not fetch an UPSTREAM_VERSION, check manually at $DL_PAGE_URL " >&2
  15
  16 UPSTREAM_CHECKSUM="`wget -O - "$BASE_URL/latest/jenkins.war.sha256" 2>/dev/null | awk '{print $1}'`" \
  17     && [ -n "$UPSTREAM_CHECKSUM" ] && echo "Latest SHA256SUM = sha256:$UPSTREAM_CHECKSUM" \
  18     || echo "WARNING: Could not fetch an UPSTREAM_CHECKSUM" >&2
  19
  20 MF="`dirname $0`/Makefile"
  21 echo "=== Data in current ${MF}:"
  22 egrep '(^[\t\ ]*(COMPONENT_[A-Z]*_VERSION.*=|JENKINS_RELEASE.*=)|sha256:)' "${MF}"
  23 MAKEFILE_CHECKSUM="`grep 'sha256:' ${MF} | sed 's,^.*sha256:,,'`"
  24
  25 if [ "$MAKEFILE_CHECKSUM" = "$UPSTREAM_CHECKSUM" ] ; then
  26     echo "=== MAKEFILE_CHECKSUM matches the UPSTREAM_CHECKSUM currently"
  27 fi
  28
  29 echo "=== Please edit the Makefile and commit like this (if needed):"
  30 echo "    git add -p Makefile; git commit -m 'Bump jenkins-core-lts to v${UPSTREAM_VERSION}'"