41 lines
867 B
Bash
Executable file
41 lines
867 B
Bash
Executable file
#!/usr/bin/env bash
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# Runs the supplied bash command string in a temporary workspace directory.
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# Usage: intemp.sh [-t prefix] <command>
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# Requires: mktemp
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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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opt_flag=${1:-}
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[ -z "${opt_flag}" ] && echo "No command supplied" >&2 && exit 1
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if [ "${opt_flag}" == "-t" ]; then
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shift
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prefix=${1:-}
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[ -z "${prefix}" ] && echo "No prefix supplied" >&2 && exit 1
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shift
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else
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prefix='temp'
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fi
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cmd="$1"
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[ -z "${cmd}" ] && echo "No command supplied" >&2 && exit 1
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workspace=$(mktemp -d "${TMPDIR:-/tmp}/${prefix}.XXXXXX")
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echo "Workspace created: ${workspace}" 1>&2
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cleanup() {
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local -r workspace="$1"
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rm -rf "${workspace}"
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echo "Workspace deleted: ${workspace}" 1>&2
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}
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trap "cleanup '${workspace}'" EXIT
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pushd "${workspace}" > /dev/null
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bash -ceu "${cmd}"
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popd > /dev/null
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trap - EXIT
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cleanup "${workspace}"
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