36 lines
808 B
Bash
Executable File
36 lines
808 B
Bash
Executable File
#!/bin/sh
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set -e
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handle() {
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SIGNAL=$(( $? - 128 ))
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echo "Caught signal ${SIGNAL}, stopping gracefully"
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kill -s ${SIGNAL} $(pidof node) 2>/dev/null
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}
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trap handle INT TERM
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refresh() {
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SIGNAL=$(( $? - 128 ))
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echo "Caught signal ${SIGNAL}, refreshing"
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kill -s ${SIGNAL} $(pidof node) 2>/dev/null
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}
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trap refresh HUP
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if ! which -- "${1}"; then
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# first arg is not an executable
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xvfb-run -a --server-args="-screen 0 1024x768x24" -- node /usr/src/app/ -p 8000 "$@" &
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# Wait exits immediately on signals which have traps set. Store return value and wait
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# again for all jobs to actually complete before continuing.
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wait $! || RETVAL=$?
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while [ ${RETVAL} = 129 ] ; do
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# Refressh signal HUP received. Continue waiting for signals.
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wait $! || RETVAL=$?
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done
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wait
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exit ${RETVAL}
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fi
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exec "$@"
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