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81 lines
1.2 KiB
Bash
81 lines
1.2 KiB
Bash
#!/bin/bash
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set -o errexit
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set -o nounset
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set -o pipefail
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trap cleanup 0
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BOT_DEBUG=${BOT_DEBUG-""}
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if [ "$BOT_DEBUG" ]; then
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set -x
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fi
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TMPDIR=$(mktemp -d)
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in="$TMPDIR/stdin"
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out="$TMPDIR/stdout"
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mkfifo "$in"
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mkfifo "$out"
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cleanup() {
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rm -rf "$TMPDIR"
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}
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decode() {
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printf '%b' "${1//%/\\x}"
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}
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bot() {
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local DEBUG=0
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while IFS=: read stanza type from to body; do
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case "$stanza" in
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m) ;;
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p)
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decode "$stanza:$type:$from:$to" 1>&2
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echo 1>&2
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continue
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;;
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*) continue ;;
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esac
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USER="$(decode "${from#*/}")"
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MSG="$(decode "$body")"
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case $MSG in
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*"has set the subject to:"*) ;;
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"sudo make me a sandwich")
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echo "$USER: you're a sandwich"
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;;
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sudo*)
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echo "I'm sorry, $USER. I'm afraid I can't do that."
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;;
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uptime)
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uptime
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;;
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runtime)
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LC_ALL=POSIX ps -o etime= $$
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;;
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exit)
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echo "exiting ..."
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exit 0
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;;
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debug)
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DEBUG=$((DEBUG ? 0 : 1))
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;;
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*)
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if [ "$DEBUG" == "0" ]; then
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printf "%s: %s\n" "$USER" "$MSG"
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else
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echo "$MSG"
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fi
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;;
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esac
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done <"$out"
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}
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bot >"$in" &
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xmppipe "$@" <"$in" >"$out"
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