mirror of
https://github.com/AthanorLabs/atomic-swap.git
synced 2026-01-09 14:18:03 -05:00
43 lines
1.0 KiB
Bash
Executable File
43 lines
1.0 KiB
Bash
Executable File
#!/bin/bash
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set -e
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cmd="$(basename "${1}")"
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#
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# If we are running swapd and SWAPD_ENV is set, so this script
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# knows where swapd will be writing data, we ensure that the
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# atomic user that runs swapd has access the directories where
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# the data is written.
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#
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if [[ "${cmd}" == 'swapd' ]] && [[ -n "${SWAPD_ENV}" ]]; then
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if ! [[ "${SWAPD_ENV}" =~ ^dev|stagenet|mainnet$ ]]; then
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echo "invalid SWAPD_ENV value"
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exit 1
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fi
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if [[ "${*}:1}" =~ '--data-dir' ]]; then
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echo "Setting --data-dir is not recommended for dockerized swapd."
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echo "If required, unset SWAPD_ENV or override the entrypoint."
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exit 1
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fi
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data_dir="/data/${SWAPD_ENV}"
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# create the directory if it does not exist
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if [[ ! -d "${data_dir}" ]]; then
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mkdir --mode=700 "${data_dir}"
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fi
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# ensure the files are owned by the atomic user
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chown -R atomic.atomic "${data_dir}"
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fi
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# Run swapd and swapcli commands as the atomic user for reduced
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# privileges.
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if [[ "${cmd}" == 'swapd' || "${cmd}" == 'swapcli' ]]; then
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exec gosu atomic "$@"
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fi
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exec "$@"
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