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@@ -33,20 +33,45 @@ TOR_WKT_NAME=${TOR_WKT_NAME:-"tor-wkt"}
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# Configuration of the branches that needs merging. The values are in order:
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# (0) current maint/release branch name
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# (1) previous maint/release name to merge into (0)
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+# (only used in merge forward mode)
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# (2) Full path of the git worktree
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+# (3) current branch suffix
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+# (maint branches only, only used in test branch mode)
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+# (4) previous test branch suffix to merge into (3)
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+# (maint branches only, only used in test branch mode)
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#
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-# As an example:
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+# Merge forward example:
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# $ cd <PATH/TO/WORKTREE> (2)
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# $ git checkout maint-0.3.5 (0)
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# $ git pull
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# $ git merge maint-0.3.4 (1)
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#
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+# Test branch example:
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+# $ cd <PATH/TO/WORKTREE> (2)
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+# $ git checkout -b ticket99999_035 (3)
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+# $ git checkout maint-0.3.5 (0)
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+# $ git pull
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+# $ git checkout ticket99999_035
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+# $ git merge maint-0.3.5
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+# $ git merge ticket99999_034 (4)
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+#
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# First set of arrays are the maint-* branch and then the release-* branch.
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# New arrays need to be in the WORKTREE= array else they aren't considered.
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-MAINT_035=( "maint-0.3.5" "maint-0.2.9" "$GIT_PATH/$TOR_WKT_NAME/maint-0.3.5" )
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-MAINT_040=( "maint-0.4.0" "maint-0.3.5" "$GIT_PATH/$TOR_WKT_NAME/maint-0.4.0" )
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-MAINT_041=( "maint-0.4.1" "maint-0.4.0" "$GIT_PATH/$TOR_WKT_NAME/maint-0.4.1" )
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-MAINT_MASTER=( "master" "maint-0.4.1" "$GIT_PATH/$TOR_MASTER_NAME" )
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+#
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+# Only used in test branch mode
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+# There is no previous branch to merge forward, so the second and fifth items
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+# must be blank ("")
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+MAINT_029_TB=( "maint-0.2.9" "" "$GIT_PATH/$TOR_WKT_NAME/maint-0.2.9" \
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+ "_029" "")
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+# Used in maint/release merge and test branch modes
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+MAINT_035=( "maint-0.3.5" "maint-0.2.9" "$GIT_PATH/$TOR_WKT_NAME/maint-0.3.5" \
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+ "_035" "_029")
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+MAINT_040=( "maint-0.4.0" "maint-0.3.5" "$GIT_PATH/$TOR_WKT_NAME/maint-0.4.0" \
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+ "_040" "_035")
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+MAINT_041=( "maint-0.4.1" "maint-0.4.0" "$GIT_PATH/$TOR_WKT_NAME/maint-0.4.1" \
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+ "_041" "_040")
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+MAINT_MASTER=( "master" "maint-0.4.1" "$GIT_PATH/$TOR_MASTER_NAME" \
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+ "_master" "_041")
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RELEASE_029=( "release-0.2.9" "maint-0.2.9" "$GIT_PATH/$TOR_WKT_NAME/release-0.2.9" )
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RELEASE_035=( "release-0.3.5" "maint-0.3.5" "$GIT_PATH/$TOR_WKT_NAME/release-0.3.5" )
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@@ -60,6 +85,7 @@ ORIGIN_PATH="$GIT_PATH/$TOR_MASTER_NAME"
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# SC2034 -- shellcheck thinks that these are unused. We know better.
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ACTUALLY_THESE_ARE_USED=<<EOF
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+${MAINT_029_TB[0]}
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${MAINT_035[0]}
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${MAINT_040[0]}
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${MAINT_041[0]}
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@@ -78,11 +104,19 @@ EOF
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# that would have been executed for each worktree.
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DRY_RUN=0
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-while getopts "n" opt; do
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+# Controlled by the -t <test-branch-prefix> option. The test branch base
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+# name option makes git-merge-forward.sh create new test branches:
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+# <tbbn>_029, <tbbn>_035, ... , <tbbn>_master, and merge forward.
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+TEST_BRANCH_PREFIX=
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+
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+while getopts "nt:" opt; do
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case "$opt" in
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n) DRY_RUN=1
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echo " *** DRY RUN MODE ***"
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;;
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+ t) TEST_BRANCH_PREFIX="$OPTARG"
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+ echo " *** CREATING TEST BRANCHES: ${TEST_BRANCH_PREFIX}_nnn ***"
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+ ;;
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*)
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exit 1
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;;
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@@ -93,22 +127,44 @@ done
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# Git worktrees to manage #
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###########################
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-# List of all worktrees to work on. All defined above. Ordering is important.
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-# Always the maint-* branch BEFORE then the release-*.
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-WORKTREE=(
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- RELEASE_029[@]
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+if [ -z "$TEST_BRANCH_PREFIX" ]; then
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+
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+ # maint/release merge mode
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+ #
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+ # List of all worktrees to work on. All defined above. Ordering is important.
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+ # Always the maint-* branch BEFORE then the release-*.
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+ WORKTREE=(
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+ RELEASE_029[@]
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+
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+ MAINT_035[@]
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+ RELEASE_035[@]
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+
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+ MAINT_040[@]
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+ RELEASE_040[@]
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+
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+ MAINT_041[@]
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+ RELEASE_041[@]
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+
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+ MAINT_MASTER[@]
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+ )
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+
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+else
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+
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+ # Test branch mode: merge to maint only, and create a new branch for 0.2.9
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+ WORKTREE=(
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+ MAINT_029_TB[@]
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+
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+ MAINT_035[@]
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- MAINT_035[@]
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- RELEASE_035[@]
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+ MAINT_040[@]
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- MAINT_040[@]
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- RELEASE_040[@]
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+ MAINT_041[@]
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- MAINT_041[@]
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- RELEASE_041[@]
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+ MAINT_MASTER[@]
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+ )
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+
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+fi
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- MAINT_MASTER[@]
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-)
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COUNT=${#WORKTREE[@]}
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#############
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@@ -161,6 +217,19 @@ function switch_branch
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fi
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}
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+# Checkout a new branch with the given branch name.
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+function new_branch
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+{
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+ local cmd="git checkout -b $1"
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+ printf " %s Creating new branch %s..." "$MARKER" "$1"
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+ if [ $DRY_RUN -eq 0 ]; then
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+ msg=$( eval "$cmd" 2>&1 )
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+ validate_ret $? "$msg"
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+ else
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+ printf "\\n %s\\n" "${IWTH}$cmd${CNRM}"
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+ fi
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+}
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+
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# Pull the given branch name.
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function pull_branch
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{
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@@ -236,16 +305,51 @@ for ((i=0; i<COUNT; i++)); do
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current=${!WORKTREE[$i]:0:1}
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previous=${!WORKTREE[$i]:1:1}
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repo_path=${!WORKTREE[$i]:2:1}
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+ # default to merge forward mode
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+ test_current=
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+ test_previous=
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+ target_current="$current"
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+ target_previous="$previous"
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+ if [ "$TEST_BRANCH_PREFIX" ]; then
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+ test_current_suffix=${!WORKTREE[$i]:3:1}
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+ test_current=${TEST_BRANCH_PREFIX}${test_current_suffix}
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+ # the current test branch, if present, or maint/release branch, if not
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+ target_current="$test_current"
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+ test_previous_suffix=${!WORKTREE[$i]:4:1}
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+ if [ "$test_previous_suffix" ]; then
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+ test_previous=${TEST_BRANCH_PREFIX}${test_previous_suffix}
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+ # the previous test branch, if present, or maint/release branch, if not
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+ target_previous="$test_previous"
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+ fi
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+ fi
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- printf "%s Handling branch \\n" "$MARKER" "${BYEL}$current${CNRM}"
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+ printf "%s Handling branch \\n" "$MARKER" "${BYEL}$target${CNRM}"
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# Go into the worktree to start merging.
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goto_repo "$repo_path"
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- # Checkout the current branch
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+ if [ "$test_current" ]; then
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+ # Create a test branch from the currently checked-out branch/commit
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+ new_branch "$test_current"
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+ fi
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+ # Checkout the current maint/release branch
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switch_branch "$current"
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- # Update the current branch with an origin merge to get the latest.
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+ # Update the current maint/release branch with an origin merge to get the
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+ # latest updates
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merge_branch_origin "$current"
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- # Example:
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+ if [ "$test_current" ]; then
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+ # Checkout the test branch
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+ switch_branch "$test_current"
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+ # Merge the updated maint branch into the test branch
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+ merge_branch "$current" "$test_current"
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+ fi
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+ # Merge the previous branch into the target branch
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+ # Merge Forward Example:
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# merge maint-0.2.9 into maint-0.3.5.
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- merge_branch "$previous" "$current"
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+ # Test Branch Example:
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+ # merge bug99999_029 into bug99999_035.
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+ # Skip the merge if the previous branch does not exist
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+ # (there's nothing to merge forward into the oldest test branch)
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+ if [ "$target_previous" ]; then
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+ merge_branch "$target_previous" "$target_current"
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+ fi
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done
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