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52 lines
2.2 KiB
52 lines
2.2 KiB
#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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#
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# Copyright (C) 2015-2020 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
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exec < <(exec wg show all dump)
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printf '{'
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while read -r -d $'\t' device; do
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if [[ $device != "$last_device" ]]; then
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[[ -z $last_device ]] && printf '\n' || printf '%s,\n' "$end"
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last_device="$device"
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read -r private_key public_key listen_port fwmark
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printf '\t"%s": {' "$device"
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delim=$'\n'
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[[ $private_key == "(none)" ]] || { printf '%s\t\t"privateKey": "%s"' "$delim" "$private_key"; delim=$',\n'; }
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[[ $public_key == "(none)" ]] || { printf '%s\t\t"publicKey": "%s"' "$delim" "$public_key"; delim=$',\n'; }
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[[ $listen_port == "0" ]] || { printf '%s\t\t"listenPort": %u' "$delim" $(( $listen_port )); delim=$',\n'; }
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[[ $fwmark == "off" ]] || { printf '%s\t\t"fwmark": %u' "$delim" $(( $fwmark )); delim=$',\n'; }
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printf '%s\t\t"peers": {' "$delim"; end=$'\n\t\t}\n\t}'
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delim=$'\n'
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else
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read -r public_key preshared_key endpoint allowed_ips latest_handshake transfer_rx transfer_tx persistent_keepalive
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printf '%s\t\t\t"%s": {' "$delim" "$public_key"
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delim=$'\n'
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[[ $preshared_key == "(none)" ]] || { printf '%s\t\t\t\t"presharedKey": "%s"' "$delim" "$preshared_key"; delim=$',\n'; }
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[[ $endpoint == "(none)" ]] || { printf '%s\t\t\t\t"endpoint": "%s"' "$delim" "$endpoint"; delim=$',\n'; }
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[[ $latest_handshake == "0" ]] || { printf '%s\t\t\t\t"latestHandshake": %u' "$delim" $(( $latest_handshake )); delim=$',\n'; }
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[[ $transfer_rx == "0" ]] || { printf '%s\t\t\t\t"transferRx": %u' "$delim" $(( $transfer_rx )); delim=$',\n'; }
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[[ $transfer_tx == "0" ]] || { printf '%s\t\t\t\t"transferTx": %u' "$delim" $(( $transfer_tx )); delim=$',\n'; }
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[[ $persistent_keepalive == "off" ]] || { printf '%s\t\t\t\t"persistentKeepalive": %u' "$delim" $(( $persistent_keepalive )); delim=$',\n'; }
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printf '%s\t\t\t\t"allowedIps": [' "$delim"
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delim=$'\n'
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if [[ $allowed_ips != "(none)" ]]; then
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old_ifs="$IFS"
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IFS=,
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for ip in $allowed_ips; do
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printf '%s\t\t\t\t\t"%s"' "$delim" "$ip"
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delim=$',\n'
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done
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IFS="$old_ifs"
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delim=$'\n'
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fi
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printf '%s\t\t\t\t]' "$delim"
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printf '\n\t\t\t}'
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delim=$',\n'
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fi
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done
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printf '%s\n' "$end"
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printf '}\n'
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