55 lines
974 B
Plaintext
55 lines
974 B
Plaintext
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#!/bin/sh
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#copied from: https://github.com/void-linux/socklog-void/blob/master/svlogtail
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usage () {
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cat <<-'EOF'
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svlogtail [-f] [LOG...] - show svlogd logs conveniently
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Without arguments, show current logs of all services, uniquely.
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With arguments, show all logs of mentioned services
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With -f, follow log output.
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EOF
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}
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globexist() {
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[ -f "$1" ]
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}
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IFS='
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'
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fflag=false
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if [ "$1" = -f ]; then
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shift
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fflag=true
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fi
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if [ $# = 0 ]; then
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cat /var/log/socklog/*/current | sort -u
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if $fflag; then
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tail -Fq -n0 /var/log/socklog/*/current | uniq
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fi
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else
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old=
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cur=
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for log; do
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case "$log" in
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-*) usage; exit 1;;
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esac
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if [ -d /var/log/socklog/$log ]; then
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if globexist /var/log/socklog/$log/*.[us]; then
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old="$old$IFS/var/log/socklog/$log/*.[us]"
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fi
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cur="$cur$IFS/var/log/socklog/$log/current"
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else
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echo "no logs for $log" 1>&2
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exit 1
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fi
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done
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cat $old $cur | sort
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if $fflag; then
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tail -Fq -n0 $cur
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fi
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fi
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