63 lines
1.2 KiB
Text
63 lines
1.2 KiB
Text
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#!/usr/bin/env sh
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help() {
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[ 0 -lt $# ] && >&2 echo "$*"
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>&2 cat <<EOF
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Usage: $0 [*options] command [*args]
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Options:
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-h
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-t TO default: your login-user
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-f FROM default: your login-user
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-s SUBJECT default: "timer: [command *args]"
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-v pipes output through
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-e send email only on error (command exit-code != 0)
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-o send email only if command writes on STDOUT or STDERR (default)
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-a send always email
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EOF
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exit 1
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}
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eval set -- "$(getopt -n "$0" "ht:f:s:aev" "$@")"
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while [ 0 -lt $# ]
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do
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case "$1" in
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-h) help ;;
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-s) shift ; subject="$1" ;;
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-t) shift ; to="$1" ;;
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-f) shift ; from="$1" ;;
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-e) on=error ;;
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-o) on=output ;;
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-a) on=always ;;
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-v) verbose=true ;;
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--) shift ; break ;;
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*) help "Unknown option: $1" ;;
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esac
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shift
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done
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subject="${subject:-timer: $*}"
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on=${on:-output}
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verbose=${verbose:-false}
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to="${to:-${LOGNAME:-$USER}}"
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from="${from:-${LOGNAME:-$USER}}"
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output="$(mktemp)"
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trap "rm -f -- $output" EXIT
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if $verbose
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then
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2>&1 "$@" | tee $output
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r=$?
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else
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>$output 2>&1 "$@"
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r=$?
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fi
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if [ always = $on ] || [ error = $on -a 0 -lt $r ] || [ output = $on -a -s $output ]
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then
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<$output mail -s "$subject" -r "$from" -- "$to" || exit 97
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fi
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exit $r
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