79 lines
1.7 KiB
Bash
79 lines
1.7 KiB
Bash
_rwx_cmd_cs() { rwx_crypt "${@}"; }
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RWX_CRYPT_ROOT="${HOME}/home/crypt"
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rwx_crypt_device() {
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local device size
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local index=0
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while [ -z "${device}" ]; do
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device="/dev/nbd${index}"
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if [ -b "${device}" ]; then
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size="$(cat /sys/block/nbd"${index}/size")"
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[ "${size}" -eq 0 ] ||
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device=""
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else
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device=""
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break
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fi
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index=$((index + 1))
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done
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if [ -n "${device}" ]; then
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echo "${device}"
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else
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rwx_log_error 1 "No device available"
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fi
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}
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rwx_crypt() {
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local action="${1}"
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local action_close="close"
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local action_open="open"
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local mapper="/dev/mapper"
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local mount_root="/media"
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local crypt_arg crypt_file crypt_map crypt_mount pass_phrase
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case "${action}" in
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"${action_close}" | "${action_open}")
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shift
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local user_id
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user_id="$(id --user)"
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[ "${user_id}" -eq 0 ] ||
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rwx_log_error 1 "Not root"
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[ -n "${1}" ] ||
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rwx_log_error 2 "No files"
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[ "${action}" = "${action_open}" ] &&
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pass_phrase="$(rwx_read_passphrase)"
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for crypt_arg in "${@}"; do
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rwx_log_info
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crypt_file="${RWX_CRYPT_ROOT}/${crypt_arg}.qcow2"
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if [ -f "${crypt_file}" ]; then
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crypt_map="${mapper}/${crypt_arg}"
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crypt_mount="${mount_root}/${crypt_arg}"
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case "${action}" in
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"${action_open}")
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local nbd_device="$(rwx_crypt_device)"
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echo "device: ${nbd_device}"
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# TODO connect device
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# TODO open device
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# TODO make mount directory
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# TODO mount file system
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;;
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"${action_close}")
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# TODO unmount file system
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# TODO remove mount directory
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# TODO close device
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# TODO disconnect device
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;;
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*) ;;
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esac
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else
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rwx_log_error 3 "Not a file"
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fi
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done
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;;
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*)
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rwx_log_info "Usage:"
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rwx_log_info "${action_close}|${action_open}"
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# TODO list
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;;
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esac
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}
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