Use latest base image

Dockerfile

@@ -1,4 +1,4 @@
-FROM cloudron/base:0.10.0
+FROM cloudron/base:1.0.0@sha256:147a648a068a2e746644746bbfb42eb7a50d682437cead3c67c933c546357617
 
 RUN apt-get update && \
     apt-get install -y openssh-server git && \
@@ -28,9 +28,6 @@ RUN ln -s /app/data/ssh /home/git/.ssh
 RUN ln -s /app/data/gitconfig /home/git/.gitconfig
 
 ADD start.sh /home/git/start.sh
-
-# disable pam authentication for sshd
-RUN sed -e 's/UsePAM yes/UsePAM no/' -e 's/UsePrivilegeSeparation yes/UsePrivilegeSeparation no/' -i /etc/ssh/sshd_config
-RUN echo "UseDNS no" >> /etc/ssh/sshd_config
+ADD sshd_config /etc/ssh/sshd_config
 
 CMD [ "/home/git/start.sh" ]

sshd_config

@@ -0,0 +1,79 @@
+# Package generated configuration file
+# See the sshd_config(5) manpage for details
+
+# What ports, IPs and protocols we listen for
+Port 29418
+# Use these options to restrict which interfaces/protocols sshd will bind to
+ListenAddress 0.0.0.0
+Protocol 2
+# HostKeys for protocol version 2
+HostKey /app/data/sshd/ssh_host_rsa_key
+HostKey /app/data/sshd/ssh_host_dsa_key
+HostKey /app/data/sshd/ssh_host_ecdsa_key
+HostKey /app/data/sshd/ssh_host_ed25519_key
+
+# Logging
+SyslogFacility AUTH
+LogLevel INFO
+
+# Authentication:
+LoginGraceTime 120
+PermitRootLogin prohibit-password
+StrictModes yes
+
+PubkeyAuthentication yes
+#AuthorizedKeysFile	%h/.ssh/authorized_keys
+
+# Don't read the user's ~/.rhosts and ~/.shosts files
+IgnoreRhosts yes
+# similar for protocol version 2
+HostbasedAuthentication no
+# Uncomment if you don't trust ~/.ssh/known_hosts for RhostsRSAAuthentication
+#IgnoreUserKnownHosts yes
+
+# To enable empty passwords, change to yes (NOT RECOMMENDED)
+PermitEmptyPasswords no
+
+# Change to yes to enable challenge-response passwords (beware issues with
+# some PAM modules and threads)
+ChallengeResponseAuthentication no
+
+# Change to no to disable tunnelled clear text passwords
+#PasswordAuthentication yes
+
+# Kerberos options
+#KerberosAuthentication no
+#KerberosGetAFSToken no
+#KerberosOrLocalPasswd yes
+#KerberosTicketCleanup yes
+
+# GSSAPI options
+#GSSAPIAuthentication no
+#GSSAPICleanupCredentials yes
+
+X11Forwarding yes
+X11DisplayOffset 10
+PrintMotd no
+PrintLastLog yes
+TCPKeepAlive yes
+#UseLogin no
+
+#MaxStartups 10:30:60
+#Banner /etc/issue.net
+
+# Allow client to pass locale environment variables
+AcceptEnv LANG LC_*
+
+Subsystem sftp /usr/lib/openssh/sftp-server
+
+# Set this to 'yes' to enable PAM authentication, account processing,
+# and session processing. If this is enabled, PAM authentication will
+# be allowed through the ChallengeResponseAuthentication and
+# PasswordAuthentication.  Depending on your PAM configuration,
+# PAM authentication via ChallengeResponseAuthentication may bypass
+# the setting of "PermitRootLogin without-password".
+# If you just want the PAM account and session checks to run without
+# PAM authentication, then enable this but set PasswordAuthentication
+# and ChallengeResponseAuthentication to 'no'.
+UsePAM no
+UseDNS no

start.sh

@@ -2,7 +2,7 @@
 
 set -eu -o pipefail
 
-mkdir -p /run/gogs/tmp/uploads
+mkdir -p /run/gogs/tmp/uploads /run/sshd
 
 setup_ldap_source() {
     set -eu
@@ -51,10 +51,8 @@ fi
 chmod 0600 /app/data/sshd/*_key
 chmod 0644 /app/data/sshd/*.pub
 
-sed -e "s/^Port .*/Port ${SSH_PORT}/" \
-    -e "s/^#ListenAddress .*/ListenAddress 0.0.0.0/" \
-    -e "s,^HostKey /etc/ssh/,HostKey /app/data/sshd/," \
-    /etc/ssh/sshd_config > /run/gogs/sshd_config
+# generate ssh config
+sed -e "s/^Port .*/Port ${SSH_PORT}/" /etc/ssh/sshd_config > /run/gogs/sshd_config
 
 cp /home/git/app.ini.template "/run/gogs/app.ini"