Merge pull request ElementsProject#1210 from gwillen/feature-andrew-m…

…erge-script

Check in Andrew's script for merging changes into Elements integration branch

contrib/merge-prs.sh

@@ -0,0 +1,199 @@
+#!/usr/bin/env bash
+
+set -eo pipefail
+
+BASE_ORIG=merged-master
+BASE="${BASE_ORIG}"
+BITCOIN_UPSTREAM_REMOTE=bitcoin
+BITCOIN_UPSTREAM="${BITCOIN_UPSTREAM_REMOTE}/master"
+ELEMENTS_UPSTREAM_REMOTE=upstream
+ELEMENTS_UPSTREAM="${ELEMENTS_UPSTREAM_REMOTE}/master"
+
+# Replace this with the location where we should put the fuzz test corpus
+BITCOIN_QA_ASSETS="${HOME}/.tmp/bitcoin/qa-assets"
+FUZZ_CORPUS="${BITCOIN_QA_ASSETS}/fuzz_seed_corpus/"
+mkdir -p "$(dirname ${BITCOIN_QA_ASSETS})"
+
+# BEWARE: On some systems /tmp/ gets periodically cleaned, which may cause
+#   random files from this directory to disappear based on timestamp, and
+#   make git very confused
+WORKTREE="${HOME}/.tmp/elements-merge-worktree"
+mkdir -p "${HOME}/.tmp"
+
+# These should be tuned to your machine; below values are for an 8-core
+#   16-thread macbook pro
+PARALLEL_BUILD=4  # passed to make -j
+PARALLEL_TEST=12  # passed to test_runner.py --jobs
+PARALLEL_FUZZ=8  # passed to test_runner.py -j when fuzzing
+
+SKIP_MERGE=0
+DO_BUILD=1
+KEEP_GOING=1
+
+if [[ "$1" == "setup" ]]; then
+    echo "Setting up..."
+    echo
+    git config remote.upstream.url >/dev/null || remote add upstream "https://github.com/ElementsProject/elements.git"
+    git config remote.bitcoin.url >/dev/null || git remote add bitcoin "https://github.com/bitcoin/bitcoin.git"
+    if git worktree list --porcelain | grep --silent prunable; then
+        echo "You have stale git worktrees, please either fix them or run 'git worktree prune'."
+        exit 1
+    fi
+    git worktree list --porcelain | grep --silent "${WORKTREE}" || git worktree add "${WORKTREE}" --force --no-checkout --detach
+    echo
+    echo "Fetching all remotes..."
+    echo
+    git fetch --all
+    echo
+    #echo "Cloning fuzz test corpus..."
+    #echo
+    #if [[ ! -d "${BITCOIN_QA_ASSETS}" ]]; then
+    #    cd "$(dirname ${BITCOIN_QA_ASSETS})" && git clone https://github.com/bitcoin-core/qa-assets.git
+    #fi
+    #echo
+    echo "Done! Remember to also check out merged-master, and push it back up when finished."
+    exit 0
+elif [[ "$1" == "continue" ]]; then
+    SKIP_MERGE=1
+elif [[ "$1" == "go" ]]; then
+    true  # this is the default, do nothing
+elif [[ "$1" == "list-only" ]]; then
+    DO_BUILD=0
+elif [[ "$1" == "step" ]]; then
+    KEEP_GOING=0
+elif [[ "$1" == "step-continue" ]]; then
+    SKIP_MERGE=1
+    KEEP_GOING=0
+else
+    echo "Usage: $0 <setup|list-only|go|continue|step|step-continue>"
+    echo "    setup will configure your repository for the first run of this script"
+    echo "    list-only will simply list all the PRs yet to be done"
+    echo "    go will try to merge every PR, building/testing each"
+    echo "    continue assumes the first git-merge has already happened, and starts with building"
+    echo "    step will try to merge/build/test a single PR"
+    echo "    step-continue assumes the first git-merge has already happened, and will try to build/test a single PR"
+    echo
+    echo "Prior to use, please create a git worktree for the elements repo at:"
+    echo "    $WORKTREE"
+    echo "Make sure it has an elements remote named '$ELEMENTS_UPSTREAM_REMOTE' and a bitcoin remote named '$BITCOIN_UPSTREAM_REMOTE'."
+    echo "Make sure that your local branch '$BASE_ORIG' contains the integration"
+    echo "branch you want to start from, and remember to push it up somewhere"
+    echo "when you're done!"
+    echo
+    echo "You can also edit PARALLEL_{BUILD,TEST,FUZZ} in the script to tune for your machine."
+    echo "And you can edit VERBOSE in the script to watch the build process."
+    echo "(By default only the output of failing steps will be shown.)"
+    exit 1
+fi
+
+if [[ "$1" != "list-only" ]]; then
+    if [[ -f "$WORKTREE/.git/MERGE_MSG" ]]; then
+        echo "It looks like you're in the middle of a merge. Finish fixing"
+        echo "things then run 'git commit' before running this program."
+        exit 1
+    fi
+fi
+
+if [[ "$SKIP_MERGE" == "1" ]]; then
+    # Rewind so the first loop iteration is the last one that we already merged.
+    BASE="$BASE^1"
+fi
+
+## Get full list of merges
+ELT_COMMITS=$(git -C "$WORKTREE" log "$ELEMENTS_UPSTREAM" --not $BASE --merges --first-parent --pretty='format:%ct %cI %h Elements %s')
+BTC_COMMITS=$(git -C "$WORKTREE" log "$BITCOIN_UPSTREAM" --not $BASE --merges --first-parent --pretty='format:%ct %cI %h Bitcoin %s')
+
+#ELT_COMMITS=
+#BTC_COMMITS=$(git -C "$WORKTREE" log v0.21.0 --not $BASE --merges --first-parent --pretty='format:%ct %cI %h Bitcoin %s')
+
+#play /home/apoelstra/games/Hover/sounds/mixed/hit_wall.wav 2>/dev/null ## play start sound
+
+cd "$WORKTREE"
+
+VERBOSE=1
+
+quietly () {
+    if [[ "$VERBOSE" == "1" ]]; then
+        "$@"
+    else
+        chronic "$@"
+    fi
+}
+
+## Sort by unix timestamp and iterate over them
+#echo "$ELT_COMMITS" "$BTC_COMMITS" | sort -n -k1 | while read line
+echo "$ELT_COMMITS" | tac | while read line
+do
+    echo
+    echo "=-=-=-=-=-=-=-=-=-=-="
+    echo
+
+    echo -e $line
+    ## Extract data and output what we're doing
+    DATE=$(echo $line | cut -d ' ' -f 2)
+    HASH=$(echo $line | cut -d ' ' -f 3)
+    CHAIN=$(echo $line | cut -d ' ' -f 4)
+    PR_ID=$(echo $line | cut -d ' ' -f 6 | tr -d :)
+    PR_ID_ALT=$(echo $line | cut -d ' ' -f 8 | tr -d :)
+
+    if [[ "$PR_ID" == "pull" ]]; then
+	PR_ID="${PR_ID_ALT}"
+    fi
+    echo -e "$CHAIN PR \e[37m$PR_ID \e[33m$HASH\e[0m on \e[32m$DATE\e[0m "
+
+    ## Do it
+    if [[ "$1" == "list-only" ]]; then
+        continue
+    fi
+
+    if [[ "$SKIP_MERGE" == "1" ]]; then
+        echo -e "Continuing build of \e[37m$PR_ID\e[0m at $(date)"
+    else
+        echo -e "Start merge/build of \e[37m$PR_ID\e[0m at $(date)"
+        git -C "$WORKTREE" merge $HASH --no-ff -m "Merge $HASH into merged_master ($CHAIN PR $PR_ID)"
+    fi
+
+    if [[ "$DO_BUILD" == "1" ]]; then
+        # Clean up
+        echo "Cleaning up"
+        # NB: this will fail the first time because there's not yet a makefile
+        quietly make distclean || true
+        quietly git -C "$WORKTREE" clean -xf
+        echo "autogen & configure"
+        quietly ./autogen.sh
+        quietly ./configure --with-incompatible-bdb
+        # The following is an expansion of `make check` that skips the libsecp
+        # tests and also the benchmarks (though it does build them!)
+        echo "Building"
+        quietly make -j"$PARALLEL_BUILD" -k
+#        quietly make -j1 check
+        echo "Linting"
+        quietly ./ci/lint/06_script.sh
+        echo "Testing"
+        quietly ./src/qt/test/test_elements-qt
+        quietly ./src/test/test_bitcoin
+        quietly ./src/bench/bench_bitcoin
+        quietly ./test/util/bitcoin-util-test.py
+        quietly ./test/util/rpcauth-test.py
+        quietly make -C src/univalue/ check
+        echo "Functional testing"
+        quietly ./test/functional/test_runner.py --jobs="$PARALLEL_TEST"
+        echo "Cleaning for fuzz"
+        quietly make distclean || true
+        quietly git -C "$WORKTREE" clean -xf
+        echo "Building for fuzz"
+        quietly ./autogen.sh
+        # TODO turn on `,integer` after this rebase
+        quietly ./configure --with-incompatible-bdb --enable-fuzz --with-sanitizers=address,fuzzer,undefined CC=clang CXX=clang++
+        quietly make -j"$PARALLEL_BUILD" -k
+        echo "Fuzzing"
+        quietly ./test/fuzz/test_runner.py -j"$PARALLEL_FUZZ" "${FUZZ_CORPUS}"
+    fi
+
+    if [[ "$KEEP_GOING" == "0" ]]; then
+        exit 1
+    fi
+
+#    bummer1.sh
+    SKIP_MERGE=0
+done