Initial release

Dockerfile

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+# NAME leenooks/ssh
+# VERSION latest
+
+FROM alpine
+
+# Change to http respositories, so they we can cache the install packages
+RUN if [ -n ${HTTP_PROXY} ] ; then sed -i -e s'/https/http/' /etc/apk/repositories; fi
+
+ENV SSH_KEY_PATH=/etc/ssh/keys
+
+# Base
+RUN apk add --no-cache bash git unzip openssh
+RUN sed -i -e "s:#HostKey\ /etc/ssh:HostKey ${SSH_KEY_PATH}:" /etc/ssh/sshd_config
+
+RUN adduser -g "Hosting Admin User" -u 1000 -G www-data -h /var/www/html -HD lamp
+
+# DB Clients
+RUN apk add --no-cache mariadb-client postgresql-client
+
+COPY init /sbin/
+
+
+VOLUME [ "/etc/ssh/keys" ]
+EXPOSE 22
+
+# Starting
+ENTRYPOINT [ "/sbin/init" ]

init

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+#!/bin/sh
+
+#set -e
+
+generate_host_key_type() {
+	local bit_size key_type
+
+	key_type=$1
+	if [ ! -f /etc/ssh/ssh_host_"${key_type}"_key ]; then
+		case $key_type in
+			ecdsa)  bit_size="$ecdsa_bit_size";;
+			rsa)    bit_size="$rsa_bit_size";;
+		esac
+		ssh-keygen \
+			-q \
+			-f ${SSH_KEY_PATH}/ssh_host_"$key_type"_key \
+			-N '' \
+			-t "$key_type" \
+			${bit_size:+ -b ${bit_size}} || return 1
+	fi
+}
+
+
+for type in ${key_types_to_generate:-dsa ecdsa ed25519 rsa}; do
+	generate_host_key_type "$type" || return 1
+done
+
+/usr/sbin/sshd -e 
+
+# Sleep,enabling our SIGTERM to shut us down gracefully
+(while true; do sleep 3600; done) &
+wait