scripts/lttng-tools/gerrit-depends-on.sh

   1 #!/bin/bash -exu
   2 # shellcheck disable=SC2103
   3 #
   4 # Copyright (C) 2020 Jonathan Rajotte-Julien <jonathan.rajotte-julien@efficios.com>
   5 #
   6 # This program is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 #Required variables
  20 GERRIT_NAME=${GERRIT_NAME:-}
  21 WORKSPACE=${WORKSPACE:-}
  22 conf=${conf:-}
  23
  24 gerrit_url="https://${GERRIT_NAME}"
  25 gerrit_query="?o=CURRENT_REVISION&o=DOWNLOAD_COMMANDS"
  26 gerrit_json_query=".revisions[.current_revision].ref"
  27
  28 possible_depends_on="lttng-ust|lttng-modules"
  29 re="Depends-on: (${possible_depends_on}): ([^'$'\n'']*)"
  30 property_file="${WORKSPACE}/gerrit_custom_dependencies.properties"
  31
  32 # Create the property file even if it ends up being empty
  33 touch "$property_file"
  34
  35 # Move to lttng-tools source directory
  36 pushd "${WORKSPACE}/src/lttng-tools"
  37
  38 git rev-list --format=%B --max-count=1 HEAD | while read -r line; do
  39     # Deactivate debug mode to prevent the gcc warning publisher from picking up
  40     # compiler error present in the commit message.
  41     set +x
  42     if ! [[ ${line} =~ ${re} ]]; then
  43         set -x
  44         continue
  45     fi
  46     set -x
  47
  48     project=${BASH_REMATCH[1]}
  49     gerrit_id=${BASH_REMATCH[2]}
  50
  51     project_sanitize=${BASH_REMATCH[1]//-/_}
  52
  53     if [ "$conf" = "no-ust" ] && [ "$project" = "lttng-ust" ]; then
  54         # No need to checkout lttng-ust for this configuration axis
  55         continue
  56     fi
  57
  58     if [ "$project" = "lttng-modules" ]; then
  59         if [ -d "$WORKSPACE/src/lttng-modules" ]; then
  60             # Remove the regular modules sources to replace them with those
  61             # from the gerrit change
  62             rm -rf "$WORKSPACE/src/lttng-modules"
  63         else
  64             # This job does not require modules sources
  65             continue
  66         fi
  67     fi
  68
  69     # Export the GERRIT_DEP_... into the property file for further jenkins usage
  70     echo "GERRIT_DEP_${project_sanitize^^}=${gerrit_id}" >> "$property_file"
  71
  72     # Get the change latest ref
  73     ref=$(curl "${gerrit_url}/changes/${gerrit_id}${gerrit_query}" | tail -n+2 | jq -r "$gerrit_json_query")
  74     git clone "${gerrit_url}/${project}" "$WORKSPACE/src/$project"
  75     pushd "$WORKSPACE/src/$project"
  76     git fetch "${gerrit_url}/${project}" "$ref"
  77     git checkout FETCH_HEAD
  78     popd
  79 done
  80
  81 popd