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#!/bin/sh
DIR=$(dirname "$0")
echo "Please verify all commits in the following list are not evil:"
git log "$DIR"
VERIFIED_ROOT=$(cat "${DIR}/trusted-git-root")
IS_REVSIG_ALLOWED () {
while read LINE; do
[ "$LINE" = "$1" ] && return 0
done < "${DIR}/allow-revsig-commits"
return 1
}
HAVE_FAILED=false
IS_SIGNED () {
if [ $1 = $VERIFIED_ROOT ]; then
return 0;
fi
if IS_REVSIG_ALLOWED "$1"; then
export BITCOIN_VERIFY_COMMITS_ALLOW_REVSIG=1
else
export BITCOIN_VERIFY_COMMITS_ALLOW_REVSIG=0
fi
if ! git -c "gpg.program=${DIR}/gpg.sh" verify-commit $1 > /dev/null 2>&1; then
return 1;
fi
local PARENTS=$(git show -s --format=format:%P $1)
for PARENT in $PARENTS; do
if IS_SIGNED $PARENT > /dev/null; then
return 0;
fi
done
if ! "$HAVE_FAILED"; then
echo "No parent of $1 was signed with a trusted key!" > /dev/stderr
echo "Parents are:" > /dev/stderr
for PARENT in $PARENTS; do
git show -s $PARENT > /dev/stderr
done
HAVE_FAILED=true
fi
return 1;
}
if [ x"$1" = "x" ]; then
TEST_COMMIT="HEAD"
else
TEST_COMMIT="$1"
fi
IS_SIGNED "$TEST_COMMIT"
RES=$?
if [ "$RES" = 1 ]; then
if ! "$HAVE_FAILED"; then
echo "$TEST_COMMIT was not signed with a trusted key!"
fi
else
echo "There is a valid path from $TEST_COMMIT to $VERIFIED_ROOT where all commits are signed!"
fi
exit $RES
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