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#!/bin/sh
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set -e
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set -u
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COLL_PATH=by_id/4fce132bc4ae9b4cc844115246a6bd41+175
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fail() {
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echo "ERROR: ${2:-failed}" >&2
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exit "${1:-9}"
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}
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cd "$(mktemp --directory --tmpdir="$XDG_RUNTIME_DIR" MountTest-XXXXXXXX)"
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mkdir mnt
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UNIT_PATH="../systemd/transient/$(basename "$PWD").service"
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MOUNT_SVC="$(basename "$UNIT_PATH")"
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mkdir -p "$(dirname "$UNIT_PATH")"
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cat >"$UNIT_PATH" <<EOF
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[Service]
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# --storage-classes default
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Type=simple
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WorkingDirectory=$PWD
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CacheDirectory=%n
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ExecStartPre=/usr/bin/find %C/%n -mindepth 1 -delete
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ExecStart=$(command -v arv-mount) --foreground --read-write --crunchstat-interval=10 --allow-other --disk-cache --disk-cache-dir %C/%n --file-cache 2147483648 --mount-tmp tmp0 --mount-by-pdh by_id --disable-event-listening --mount-by-id by_uuid mnt
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ExecStop=$(command -v fusermount) -u mnt
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StandardOutput=append:$PWD/arv-mount.out.log
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StandardError=append:$PWD/arv-mount.err.log
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EOF
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systemctl --user daemon-reload
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RUN=0
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systemctl --user start "$MOUNT_SVC"
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while ! [ -d mnt/tmp0 ]; do sleep .25s; done
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sha256sum "mnt/$COLL_PATH"/* |
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sed -r 's@ mnt/@ @' >SHA256SUMS ||
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fail 12 "generating SHA256SUMS exited $?"
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if ! [ -s SHA256SUMS ]; then
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fail 12 "no SHA256SUMS generated (missing/empty file)"
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fi
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cat -A SHA256SUMS
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systemctl --user stop "$MOUNT_SVC"
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while [ "$RUN" -lt 2500 ]; do
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RUN=$(( $RUN + 1 ))
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printf "\rRun #$RUN at $(date --rfc-3339=seconds)... " >&2
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systemctl --user start "$MOUNT_SVC"
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while ! [ -d mnt/tmp0 ]; do sleep .25s; done
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docker run --interactive --rm \
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--attach stdin \
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--mount type=bind,src="$PWD/mnt",dst=/keep \
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--workdir /keep \
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debian:bookworm-slim \
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sha256sum --check --strict --quiet - <SHA256SUMS ||
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fail 17 "Docker sha256 check #$RUN exited $?"
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systemctl --user stop "$MOUNT_SVC"
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done
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printf "\nSuccess.\n" >&2
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