63 lines
1.2 KiB
Bash
63 lines
1.2 KiB
Bash
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#!/bin/bash
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# Write to log
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wrlog() {
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echo "$1" >>"${LOG_FILE:?}"
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}
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# Write to stdout/stderr and log
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echlog() {
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local dt
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dt="$(date +"%Y-%m-%dT%H:%M:%S")"
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if [ -z "$1" ] && [ -z "$2" ]; then
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echo ""
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wrlog ""
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elif [ -n "$1" ]; then
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echo "$dt $1"
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wrlog "$dt $1"
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elif [ -n "$2" ]; then
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echo "$dt $2" 1>&2
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wrlog "$dt $2"
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fi
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}
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# Write to stderr
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errlog() {
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echlog "" "$1"
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}
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# Rotate the log file
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# TODO: Implement support for multiple rollovers and bz2 compression
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rotlog() {
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local filesize maxsize="${1:-10000000}"
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if ! [ -f "$LOG_FILE" ]; then
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echlog "File doesn't exist: '$LOG_FILE'"
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return 0
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fi
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filesize="$(stat -c%s "$LOG_FILE")"
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if ((filesize > maxsize)); then
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echlog "Rotating log ($filesize > $maxsize)"
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[ -f "$LOG_FILE.0" ] && rm "$LOG_FILE.0"
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mv "$LOG_FILE" "$LOG_FILE.0"
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fi
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}
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# Echo $1 and exit with code $2
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echxit() {
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if [ "$2" -eq 0 ]; then
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echlog "$1"
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exit "$2"
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elif [ "$2" -gt 0 ]; then
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errlog "$1"
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exit "$2"
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fi
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errlog "$1"
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errlog "Invalid exit code specified to echxit"
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exit 255
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}
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