SSHct: added init.sh script

SSHct/Dockerfile

@@ -12,14 +12,16 @@ ENV CTLOCALE ru_RU.UTF-8
 ENV PUBKEY none
 
 RUN apt-get update -y && \
-    DEBIAN_FRONTEND=noninteractive apt-get install -y \
-    openssh-server bash tmux curl sudo less vim \
+    DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
+    openssh-server bash tmux curl sudo less vim gnupg ca-certificates \
     dialog locales man bash-completion wget apt-file telnet \
     dnsutils git pwgen python bc unzip graphviz whois mysql-client golang-1.8
 
 ADD sshd_config /etc/ssh/sshd_config
 ADD entrypoint.sh /bin/entrypoint
 RUN chmod +x /bin/entrypoint
+ADD init.sh /bin/init.sh
+RUN chmod +x /bin/init.sh
 
 RUN mkdir /var/run/sshd
 RUN echo '%sudo   ALL=(ALL:ALL) NOPASSWD: ALL' >> /etc/sudoers

SSHct/entrypoint.sh

@@ -26,10 +26,8 @@ if [ "$PUBKEY" != "none" ]; then
   chmod 600 /home/$CTUSER/.ssh/authorized_keys
 fi
 
-# Install additional packages in background 
-if [ -f /home/.packages ]; then
-  tmux new-session -d -s aptget 'cat /home/.packages | xargs --max-args=1 apt-get install -y'
-fi
+# Run init script in background 
+tmux new-session -d -s init '/bin/init.sh'
 
 # start ssh daemon
 exec /usr/sbin/sshd -Def /etc/ssh/sshd_config

SSHct/init.sh

@@ -0,0 +1,28 @@
+#!/bin/sh
+
+exec >>/home/.init.log 2>&1
+
+echo ====================== INIT START
+date
+
+# Install additional packages
+echo ====== Installing additional packages
+if [ -f /home/.packages ]; then
+  cat /home/.packages | xargs --max-args=1 apt-get install -y
+fi
+
+# Run custom scripts /home/.scripts/*.sh
+if [ -d /home/.scripts ]; then
+  find /home/.scripts -name '*.sh' | while read s; do
+    if [ -x "$s" ]; then # if script is executable
+      echo ====== $(date)
+      echo Running $s
+      $s <&-             # run it with closed stdin, so it does not consume `find` output
+    else
+      echo ====== $(date)
+      echo Skipping non-executable $s
+    fi
+  done
+fi
+
+echo ====================== INIT END