gluetun: Bug: auth.conf has extra newline

Is this urgent?: No

Host OS (approximate answer is fine too): k3s

CPU arch or device name: raspberryPi 4

What VPN provider are you using: PIA

What are you using to run your container?: kc apply -f deployment.yaml

What is the version of the program (See the line at the top of your logs)

Running version v3.18.0 built on 2021-05-31T19:27:35Z (commit b829490)

What’s the problem 🤔

/etc/openvpn/auth.conf has a new line in-between the username and the password.

Share your logs… (careful to remove in example tokens)

=========================================
================ Gluetun ================
=========================================
==== A mix of OpenVPN, DNS over TLS, ====
======= Shadowsocks and HTTP proxy ======
========= all glued up with Go ==========
=========================================
=========== For tunneling to ============
======== your favorite VPN server =======
=========================================
=== Made with ❤️  by github.com/qdm12 ====
=========================================

Running version v3.18.0 built on 2021-05-31T19:27:35Z (commit b829490)


🔧  Need help? https://github.com/qdm12/gluetun/issues/new
💻  Email? quentin.mcgaw@gmail.com
☕  Slack? Join from the Slack button on Github
💸  Help me? https://github.com/sponsors/qdm12
2021/07/02 23:02:58 INFO Alpine version: 3.13.5
2021/07/02 23:02:58 INFO OpenVPN 2.4 version: 2.4.11
2021/07/02 23:02:58 INFO OpenVPN 2.5 version: 2.5.2
2021/07/02 23:02:58 INFO Unbound version: 1.13.0
2021/07/02 23:02:58 INFO IPtables version: v1.8.6
2021/07/02 23:02:58 WARN configuration: You are using the old environment variable TINYPROXY_USER, please consider changing it to HTTPPROXY_USER
2021/07/02 23:02:58 WARN configuration: You are using the old environment variable TINYPROXY_PASSWORD, please consider changing it to HTTPPROXY_PASSWORD
2021/07/02 23:02:58 INFO Settings summary below:
|--OpenVPN:
   |--Version: 2.5
   |--Verbosity level: 1
   |--Run as root: enabled
   |--Provider:
      |--Private Internet Access settings:
         |--Network protocol: udp
         |--Regions: netherlands
         |--Encryption preset: strong
|--DNS:
   |--Plaintext address: 1.1.1.1
   |--DNS over TLS:
      |--Unbound:
          |--DNS over TLS providers:
              |--Cloudflare
          |--Listening port: 53
          |--Access control:
              |--Allowed:
                  |--0.0.0.0/0
                  |--::/0
          |--Caching: enabled
          |--IPv4 resolution: enabled
          |--IPv6 resolution: enabled
          |--Verbosity level: 1/5
          |--Verbosity details level: 0/4
          |--Validation log level: 0/2
          |--Username: 
      |--Blacklist:
         |--Blocked categories: malicious, surveillance, ads
         |--Additional IP networks blocked: 13
      |--Update: every 24h0m0s
|--Firewall:
|--System:
   |--Process user ID: 1000
   |--Process group ID: 1000
   |--Timezone: NOT SET ⚠️ - it can cause time related issues
|--HTTP control server:
   |--Listening port: 8000
   |--Logging: enabled
|--Public IP getter:
   |--Fetch period: 12h0m0s
   |--IP file: /tmp/gluetun/ip
|--Github version information: enabled
2021/07/02 23:02:58 INFO storage: creating /gluetun/servers.json with 9140 hardcoded servers
2021/07/02 23:02:58 INFO routing: default route found: interface eth0, gateway 10.42.0.1
2021/07/02 23:02:58 INFO routing: local ethernet link found: eth0
2021/07/02 23:02:58 INFO routing: local ipnet found: 10.42.0.0/24
2021/07/02 23:02:58 INFO routing: default route found: interface eth0, gateway 10.42.0.1
2021/07/02 23:02:58 INFO routing: adding route for 0.0.0.0/0
2021/07/02 23:02:58 INFO firewall: firewall disabled, only updating allowed subnets internal list
2021/07/02 23:02:58 INFO routing: default route found: interface eth0, gateway 10.42.0.1
2021/07/02 23:02:58 INFO openvpn configurator: checking for device /dev/net/tun
2021/07/02 23:02:58 WARN TUN device is not available: open /dev/net/tun: no such file or directory
2021/07/02 23:02:58 INFO openvpn configurator: creating /dev/net/tun
2021/07/02 23:02:58 INFO firewall: enabling...
2021/07/02 23:03:00 INFO firewall: enabled successfully
2021/07/02 23:03:00 INFO dns over tls: using plaintext DNS at address 1.1.1.1
2021/07/02 23:03:00 INFO http server: listening on :8000
2021/07/02 23:03:00 INFO healthcheck: listening on 127.0.0.1:9999
2021/07/02 23:03:00 INFO firewall: setting VPN connection through firewall...
2021/07/02 23:03:00 INFO openvpn configurator: starting OpenVPN 2.5
2021/07/02 23:03:00 INFO openvpn: OpenVPN 2.5.2 armv7-alpine-linux-musleabihf [SSL (OpenSSL)] [LZO] [LZ4] [EPOLL] [MH/PKTINFO] [AEAD] built on May  4 2021
2021/07/02 23:03:00 INFO openvpn: library versions: OpenSSL 1.1.1k  25 Mar 2021, LZO 2.10
2021/07/02 23:03:00 INFO openvpn: neither stdin nor stderr are a tty device and you have neither a controlling tty nor systemd - can't ask for 'Enter Auth Password:'.  If you used --daemon, you need to use --askpass to make passphrase-protected keys work, and you can not use --auth-nocache.
2021/07/02 23:03:00 INFO openvpn: Exiting due to fatal error
2021/07/02 23:03:00 ERROR openvpn: exit status 1
2021/07/02 23:03:00 INFO openvpn: retrying in 15s