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#!/usr/local/bin/bash -l |
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set -eo pipefail |
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declare -a GEM_SERVER_PIDS |
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function server_port { |
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ruby_version="${1}" |
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port_last_3="`echo "${ruby_version}" | sed 's/^ruby-\([0-9]\)\.\([0-9]\)\.\([0-9]\).*$/\1\2\3/'`" |
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echo "8${port_last_3}" |
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} |
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function cleanup { |
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# allow failures during cleanup, just let the script exit |
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set +e |
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for pid in ${GEM_SERVER_PIDS[@]}; do |
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echo "Reaping child ${pid}..." |
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kill "${pid}" |
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done |
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} |
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trap cleanup EXIT |
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rubies="`chruby | tr -d '*' | awk '{print $1}'`" |
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while read -r ruby; do |
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port="`server_port "${ruby}"`" |
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echo "Launching Ruby ${ruby} at localhost:${port}..." |
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chruby "${ruby}" |
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gem server -p "${port}" & |
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pid=$! |
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GEM_SERVER_PIDS+=(${pid}) |
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echo "Launched ${pid}" |
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done <<< "${rubies}" |
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wait |
