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# Source for CI shell scripts in this directory.
#shellcheck disable=SC2163 # we use export indirection in this file
# Print environment variables we care about. In CI we require that they are
# set; interactively, also set defaults.
vset () {
name=$1
def_value=$2
printf '%-16s = ' "$name"
if [[ ${!name} ]]; then
export "$name"
printf '%s (environment)\n' "${!name}"
else
[[ ${GITLAB_CI} ]]
export "$name"="$def_value"
printf '[35m%s (default)[0m\n' "${!name}"
fi
}
vset CH_TEST_BUILDER ch-image
vset CH_IMAGE_CACHE enabled
vset CH_TEST_PACK_FMT squash-mount
case $(uname -m) in
x86_64)
vset ci_arch amd64
;;
aarch64)
vset ci_arch arm64
;;
*)
false
;;
esac
vset ci_distro "$(sed -En 's/^ID=(.+)$/\1/p' < /etc/os-release)"
vset ci_gc gc-yes
vset ci_sudo sudo-yes
# Branch name is stored weirdly if merge request pipeline.
if [[ $CI_MERGE_REQUEST_SOURCE_BRANCH_NAME ]]; then
export ci_branch=$CI_MERGE_REQUEST_SOURCE_BRANCH_NAME
else
export ci_branch=$CI_COMMIT_BRANCH
fi
printf '%-16s = %s\n' ci_branch "$ci_branch"
# Replace “set -e” but with a nice colored error message on stdout.
_fatal () {
cod=$? # brittle: easy to overwrite $?
echo "[35m$0: command failed with exit code $cod[0m" # magenta
exit $cod
}
trap _fatal ERR
set -E # also run ERR trap in functions/subshells/etc.
# Replaces “set -x” with two key differences:
#
# 1. Print on stdout rather than stderr to keep everything in order in
# GitLab log views.
#
# 2. Color the echoed command to make it stand out.
#
# NOTE: Bash calls the DEBUG trap multiple times for the same command under
# some circumstances [1]. This guarantees confusion. We avoid it by only
# printing the message if it’s different from last time.
#
# [1]: https://unix.stackexchange.com/questions/39623
_trace () {
msg=$(printf "%3d¢ %s" "$1" "$BASH_COMMAND")
if [[ $msg != "$_trace_last_msg" ]]; then
echo "[36m$msg[0m" # cyan
fi
declare -g _trace_last_msg=$msg
}
trap '_trace $LINENO' DEBUG
# Validate that $1 is present in config.log.
clrequire () {
grep -Fq "$1" config.log
}
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