Add auto-deb release script

auto_deb_release

+#!/bin/bash
+
+set -e
+
+version=$1
+
+if [[ -z $version ]]
+then
+  echo "ERROR: a tagged version must be passed on the command line"
+  exit
+fi
+
+deb_names="buster bullseye bookworm"
+first_deb=`echo ${deb_names} | cut -d " " --fields 1`
+declare -A deb_versions
+deb_versions=( ["buster"]=10 ["bullseye"]=11 ["bookworm"]=12 )
+
+src_dir=$(pwd)
+echo "Source directory is ${src_dr}"
+
+# get version tag
+version_tag=$(echo $version | sed 's/~/_/g')
+echo "Releasing version ${version} from git tag '${version_tag}'"
+
+# check if tag exists
+git_tags=$(git tag)
+found=false
+for check_tag in $git_tags
+do
+  if [[ $check_tag == $version_tag ]]
+  then
+    found=true
+    break
+  fi
+done
+if ! $found
+then
+  echo "ERROR: Version tag not found.  Be sure to tag the version before releasing!"
+  exit
+fi
+
+# check if tag is ancestor of master
+if ! git merge-base --is-ancestor ${version_tag} master
+then
+  echo "ERROR: version tag must be an ancestor of the master branch"
+  exit
+fi
+
+echo "Version tag was an ancestor of the master branch"
+
+# check if tag already released
+target_deb_tag="debian/${first_deb}/${version_tag}-"
+for check_tag in $git_tags
+do
+  if [[ "${check_tag}" == *"${target_deb_tag}"* ]]
+  then
+    echo "ERROR: version already released in tag ${check_tag}"
+    exit
+  fi
+done
+
+# check out the tag
+if ! git checkout ${version_tag}
+then
+  echo "Couldn't checkout tag '${version_tag}'"
+  exit
+fi
+
+# make sure checkout is clean
+num_changes=$(git diff-index HEAD | wc -l)
+if [[ $num_changes -gt 0 ]]
+then
+  echo "ERROR: Source directory is not clean."
+  exit
+fi
+
+# Check actual version number in source to see if it's correct.  Don't release packages with wrong version number.
+
+major_ver=$(grep RCG_VERSION_MAJOR src/include/rcgversion.h | cut -d ' ' -f 3)
+minor_ver=$(grep RCG_VERSION_MINOR src/include/rcgversion.h | cut -d ' ' -f 3)
+sub_ver=$(grep RCG_VERSION_SUB src/include/rcgversion.h | cut -d ' ' -f 3)
+src_version="${major_ver}.${minor_ver}.${sub_ver}"
+src_release=$(grep RCG_VERSION_REL src/include/rcgversion.h | cut -d ' ' -f 3)
+
+
+if [[ "${version}" == *"~"* ]]
+then
+   release=0
+   cut_version=$(echo $version | cut -d "~" -f 1)
+else
+   release=1
+   cut_version=$version
+fi
+
+echo "cut version = ${cut_version}"
+
+if [[ $src_version != $cut_version ]]
+then
+  echo "Error: Requested version was ${version} but source version at tag ${version_tag} was ${src_version}"
+  exit
+fi
+
+if [[ $release != $src_release ]]
+then
+  echo "Error: Release status of version doesn't match release status in source."
+  echo
+  echo "If this is a development package then version should end with '~devN'"
+  echo "and src/include/rcgversion.h RCG_VERSION_REL should be 0"
+  echo
+  echo "If this is a release package then version should be only the numerical part, no '~'"
+  echo "and src/include/rcgversion.h RCG_VERSION_REL should be 1"
+  exit
+fi
+
+# start the release
+first_run=true
+tmp_chng_entry='/tmp/_dtt_deb_changelog_entry.txt'
+deb_chglog='debian/changelog'
+tmp_chng_log='/tmp/_dtt_deb_changelog.txt'
+
+for deb_name in $deb_names
+do
+  deb_ver=${deb_versions[$deb_name]}
+  git switch "debian/${deb_name}"
+  git pull
+  gbp import-ref master -u $version --upstream-tag='%(version)s' --debian-branch=debian/$deb_name
+  if $first_run
+  then
+    # manually edit first changelog
+    old_line_count=$(cat ${deb_chglog} | wc -l)
+    gbp dch -Rc -N ${version}-1+deb$deb_ver --debian-branch debian/$deb_name
+    new_line_count=$(cat ${deb_chglog} | wc -l)
+    new_entry_count=$(($new_line_count-$old_line_count))
+    head -n $new_entry_count $deb_chglog > $tmp_chng_entry
+    first_ver=$deb_ver
+    first_run=false
+  else
+    # copy entry to subsequent changelogs
+    # make sure to change deb number in first line
+    head -n 1 $tmp_chng_entry | sed "s/deb${first_ver}/deb${deb_ver}/" > $tmp_chng_log
+    tail_lc=$(($new_entry_count-1))
+    tail -n $tail_lc $tmp_chng_entry >> $tmp_chng_log
+    cat $deb_chglog >> $tmp_chng_log
+    cp $tmp_chng_log $deb_chglog
+    git add $deb_chglog
+    git commit -m "updated change log from auto release script"
+  fi
+  git clean -f
+  gbp tag --debian-branch=debian/$deb_name
+  git push
+done
+git push --tags
+git switch master