zeripath 8947422781
Fix bug due to missing MaxStartups and MaxSessions ()
Unforunately  makes these settings mandatory. This PR uses the same technique
as used for the certificates to make these settings non-mandatory.

Fix 

Signed-off-by: Andrew Thornton <art27@cantab.net>

Co-authored-by: 6543 <6543@obermui.de>
2021-06-01 15:55:17 -04:00

60 lines
2.0 KiB
Bash
Executable File

#!/bin/bash
if [ ! -d /data/ssh ]; then
mkdir -p /data/ssh
fi
if [ ! -f /data/ssh/ssh_host_ed25519_key ]; then
echo "Generating /data/ssh/ssh_host_ed25519_key..."
ssh-keygen -t ed25519 -f /data/ssh/ssh_host_ed25519_key -N "" > /dev/null
fi
if [ ! -f /data/ssh/ssh_host_rsa_key ]; then
echo "Generating /data/ssh/ssh_host_rsa_key..."
ssh-keygen -t rsa -b 2048 -f /data/ssh/ssh_host_rsa_key -N "" > /dev/null
fi
if [ ! -f /data/ssh/ssh_host_dsa_key ]; then
echo "Generating /data/ssh/ssh_host_dsa_key..."
ssh-keygen -t dsa -f /data/ssh/ssh_host_dsa_key -N "" > /dev/null
fi
if [ ! -f /data/ssh/ssh_host_ecdsa_key ]; then
echo "Generating /data/ssh/ssh_host_ecdsa_key..."
ssh-keygen -t ecdsa -b 256 -f /data/ssh/ssh_host_ecdsa_key -N "" > /dev/null
fi
if [ -e /data/ssh/ssh_host_ed25519_cert ]; then
SSH_ED25519_CERT=${SSH_ED25519_CERT:-"/data/ssh/ssh_host_ed25519_cert"}
fi
if [ -e /data/ssh/ssh_host_rsa_cert ]; then
SSH_RSA_CERT=${SSH_RSA_CERT:-"/data/ssh/ssh_host_rsa_cert"}
fi
if [ -e /data/ssh/ssh_host_ecdsa_cert ]; then
SSH_ECDSA_CERT=${SSH_ECDSA_CERT:-"/data/ssh/ssh_host_ecdsa_cert"}
fi
if [ -e /data/ssh/ssh_host_dsa_cert ]; then
SSH_DSA_CERT=${SSH_DSA_CERT:-"/data/ssh/ssh_host_dsa_cert"}
fi
if [ -d /etc/ssh ]; then
SSH_PORT=${SSH_PORT:-"22"} \
SSH_LISTEN_PORT=${SSH_LISTEN_PORT:-"${SSH_PORT}"} \
SSH_ED25519_CERT="${SSH_ED25519_CERT:+"HostCertificate "}${SSH_ED25519_CERT}" \
SSH_RSA_CERT="${SSH_RSA_CERT:+"HostCertificate "}${SSH_RSA_CERT}" \
SSH_ECDSA_CERT="${SSH_ECDSA_CERT:+"HostCertificate "}${SSH_ECDSA_CERT}" \
SSH_DSA_CERT="${SSH_DSA_CERT:+"HostCertificate "}${SSH_DSA_CERT}" \
SSH_MAX_STARTUPS="${SSH_MAX_STARTUPS:+"MaxStartups "}${SSH_MAX_STARTUPS}" \
SSH_MAX_SESSIONS="${SSH_MAX_SESSIONS:+"MaxSessions "}${SSH_MAX_SESSIONS}" \
envsubst < /etc/templates/sshd_config > /etc/ssh/sshd_config
chmod 0644 /etc/ssh/sshd_config
fi
chown root:root /data/ssh/*
chmod 0700 /data/ssh
chmod 0600 /data/ssh/*