42 lines
1.7 KiB
Bash
42 lines
1.7 KiB
Bash
#!/bin/bash
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#### LOGGING
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## from https://www.cubicrace.com/2016/03/log-tracing-mechnism-for-shell-scripts.html
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[ -z "${SCRIPT_LOG+x}" ] && export SCRIPT_LOG=${HOME}/logs/scriptlog
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mkdir -p "$(dirname ${SCRIPT_LOG})"
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touch $SCRIPT_LOG
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for level in SCRIPTENTRY SCRIPTEXIT ENTRY EXIT; do
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printf -v functext -- '%s() {
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local loglevels=(emerg alert crit err warning notice info)
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timeAndDate=$(date)
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local LOGLEVEL=${LOGLEVEL,,}
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if [[ ! ${loglevels[@]} =~ "${LOGLEVEL:-${LOGLEVEL_DEFAULT,,}}" ]];then
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echo "[%s] »${BASH_SOURCE[0]##*/} (${FUNCNAME[1]}) « ######################################################" >&2
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fi
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if [[ ! ${loglevels[*]} =~ "${FILELOGLEVEL:-$FILELOGLEVEL_DEFAULT}" ]];then
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echo "[${timeAndDate}] [%s] $(basename -- $0) (${FUNCNAME[1]})" >> "${SCRIPT_LOG}"
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fi }' "${level}" "${level^^}" "${level^^}"
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eval "$functext"
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export -f "${level}"
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done
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loglevels=(trace debug info notice warning err crit alert emerg)
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for level in ${loglevels[@]}; do
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loglevels=( ${loglevels[@]/$level} )
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printf -v functext -- 'log%s() {
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local msg="$@"
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[ -z "${msg:+x}" ] && return 0
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loglevels=(%s)
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timeAndDate=$(date)
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local LOGLEVEL=${LOGLEVEL,,}
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if [[ ! ${loglevels[@]} =~ "${LOGLEVEL:-${LOGLEVEL_DEFAULT,,}}" ]];then
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printf "[%%s] (%%s) %%s\n" %s "${FUNCNAME[1]}" "${msg}" >&2
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fi
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if [[ ! ${loglevels[*]} =~ "${FILELOGLEVEL:-$FILELOGLEVEL_DEFAULT}" ]];then
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printf "[%%s] [%%s] %%s (%%s) %%s\n" "$timeAndDate" %s "$(basename -- $0)" "${FUNCNAME[1]}" "${msg}" >> "${SCRIPT_LOG}"
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fi }' "$level" "$(echo ${loglevels[@]})" "${level^^}" "${level^^}"
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eval "$functext"
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export -f "log${level}"
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done
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unset loglevels
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