36 lines
960 B
Bash
Executable File
36 lines
960 B
Bash
Executable File
#!/bin/sh
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set -e
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# use temporary file, because env variables deal poorly with \0 inside
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tmpfile=$(mktemp)
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trap "rm -f $tmpfile" EXIT
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qubesd-query -e \
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"$QREXEC_REMOTE_DOMAIN" \
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"admin.vm.volume.Import" \
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"$QREXEC_REQUESTED_TARGET" \
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"$1" >$tmpfile
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# exit if qubesd returned an error (not '0\0')
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if [ "$(head -c 2 $tmpfile | xxd -p)" != "3000" ]; then
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cat "$tmpfile"
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exit 1
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fi
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size=$(tail -c +3 "$tmpfile"|cut -d ' ' -f 1)
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path=$(tail -c +3 "$tmpfile"|cut -d ' ' -f 2)
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# now process stdin into this path
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if dd bs=4k of="$path" count="$size" iflag=count_bytes,fullblock \
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conv=sparse,notrunc,nocreat,fdatasync; then
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status="ok"
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else
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status="fail"
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fi
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# send status notification to qubesd, and pass its response to the caller
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echo -n "$status" | qubesd-query -c /var/run/qubesd.internal.sock \
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"$QREXEC_REMOTE_DOMAIN" \
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"internal.vm.volume.ImportEnd" \
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"$QREXEC_REQUESTED_TARGET" \
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"$1"
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