New approach to Gogs Docker Container

- VOLUME for ‘/data’
- Usage of S6 as PID 1 Process
- Usage of ‘socat’ so linked container (like databases) are binded to
localhost
- OpenSSH, Socat Link and Gogs are supervised using S6
- Size of container reduced to ~75Mo

docker/sshd_config

@@ -0,0 +1,17 @@
+Port 22
+AddressFamily any
+ListenAddress 0.0.0.0
+ListenAddress ::
+Protocol 2
+LogLevel INFO
+HostKey /data/ssh/ssh_host_key
+HostKey /data/ssh/ssh_host_rsa_key
+HostKey /data/ssh/ssh_host_dsa_key
+HostKey /data/ssh/ssh_host_ecdsa_key
+HostKey /data/ssh/ssh_host_ed25519_key
+PermitRootLogin no
+AuthorizedKeysFile	.ssh/authorized_keys
+PasswordAuthentication no
+UsePrivilegeSeparation no
+PermitUserEnvironment yes
+AllowUsers git