mirror of
https://github.com/armbian/build.git
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92 lines
3.7 KiB
Bash
92 lines
3.7 KiB
Bash
function start_logging_section() {
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export logging_section_counter=$((logging_section_counter + 1)) # increment counter, used in filename
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export CURRENT_LOGGING_COUNTER
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CURRENT_LOGGING_COUNTER="$(printf "%03d" "$logging_section_counter")"
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export CURRENT_LOGGING_SECTION=${LOG_SECTION:-early} # default to "early", should be overwritten soon enough
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export CURRENT_LOGGING_SECTION_START=${SECONDS}
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export CURRENT_LOGGING_DIR="${LOGDIR}" # set in cli-entrypoint.sh
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export CURRENT_LOGFILE="${CURRENT_LOGGING_DIR}/${CURRENT_LOGGING_COUNTER}.000.${CURRENT_LOGGING_SECTION}.log"
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mkdir -p "${CURRENT_LOGGING_DIR}"
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touch "${CURRENT_LOGFILE}" # Touch it, make sure it's writable.
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# Markers for CI (GitHub Actions); CI env var comes predefined as true there.
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if [[ "${CI}" == "true" ]]; then # On CI, this has special meaning.
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echo "::group::[🥑] Group ${CURRENT_LOGGING_SECTION}"
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else
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display_alert "" "<${CURRENT_LOGGING_SECTION}>" "group"
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fi
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return 0
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}
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function finish_logging_section() {
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# Close opened CI group.
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if [[ "${CI}" == "true" ]]; then
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echo "Section '${CURRENT_LOGGING_SECTION}' took $((SECONDS - CURRENT_LOGGING_SECTION_START))s to execute." 1>&2 # write directly to stderr
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echo "::endgroup::"
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else
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display_alert "" "</${CURRENT_LOGGING_SECTION}> in $((SECONDS - CURRENT_LOGGING_SECTION_START))s" "group"
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fi
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unset CURRENT_LOGGING_SECTION # clear this var, so we can detect if we're in a section or not later.
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}
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function do_with_logging() {
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[[ -z "${DEST}" ]] && exit_with_error "DEST is not defined. Can't start logging."
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# @TODO: check we're not currently logging (eg: this has been called 2 times without exiting)
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start_logging_section
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# Important: no error control is done here.
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# Called arguments are run with set -e in effect.
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# We now execute whatever was passed as parameters, in some different conditions:
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# In both cases, writing to stderr will display to terminal.
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# So whatever is being called, should prevent rogue stuff writing to stderr.
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# this is mostly handled by redirecting stderr to stdout: 2>&1
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if [[ "${SHOW_LOG}" == "yes" ]]; then
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local prefix_sed_contents
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prefix_sed_contents="$(logging_echo_prefix_for_pv "tool") $(echo -n -e "${tool_color}")" # spaces are significant
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local prefix_sed_cmd="s/^/${prefix_sed_contents}/;"
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# This is sick. Create a 3rd file descriptor sending it to sed. https://unix.stackexchange.com/questions/174849/redirecting-stdout-to-terminal-and-file-without-using-a-pipe
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# Also terrible: don't hold a reference to cwd by changing to SRC always
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exec 3> >(
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cd "${SRC}" || exit 2
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# First, log to file, then add prefix via sed for what goes to screen.
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tee -a "${CURRENT_LOGFILE}" | sed -u -e "${prefix_sed_cmd}"
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)
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"$@" >&3
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exec 3>&- # close the file descriptor, lest sed keeps running forever.
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else
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# If not showing the log, just send stdout to logfile. stderr will flow to screen.
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"$@" >> "${CURRENT_LOGFILE}"
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fi
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finish_logging_section
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return 0
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}
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function do_with_logging_unless_user_terminal() {
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# Is user on a terminal? If so, don't log, just show on screen.
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if [[ -t 1 ]]; then
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display_alert "User is on a terminal, not logging output" "do_with_logging_unless_user_terminal" "debug"
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"$@"
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else
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display_alert "User is not on a terminal, logging output" "do_with_logging_unless_user_terminal" "debug"
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do_with_logging "$@"
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fi
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}
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function do_with_conditional_logging() {
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# if "do_logging=no", just run the command, otherwise, log it.
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if [[ "${do_logging:-"yes"}" == "no" ]]; then
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display_alert "do_logging=no, not starting logging section" "do_with_conditional_logging" "debug"
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"$@"
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else
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display_alert "normally logging output" "do_with_conditional_logging" "debug"
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do_with_logging "$@"
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fi
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}
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