Add Raspbian stages

stage2/01-sys-tweaks/files/50raspi

@@ -0,0 +1,5 @@
+# never use pdiffs. Current implementation is very slow on low-powered devices
+Acquire::PDiffs "0";
+
+# download up to 5 pdiffs:
+#Acquire::PDiffs::FileLimit "5";

stage2/01-sys-tweaks/files/98-rpi.conf

@@ -0,0 +1,3 @@
+kernel.printk = 3 4 1 3
+vm.swappiness=1
+vm.min_free_kbytes = 8192

stage2/01-sys-tweaks/files/apply_noobs_os_config

@@ -0,0 +1,31 @@
+#!/bin/sh
+### BEGIN INIT INFO
+# Provides:          apply_noobs_os_config
+# Required-Start:
+# Required-Stop:
+# Default-Start: 2
+# Default-Stop:
+# Short-Description: Apply config from /boot/os_config.json
+# Description:
+### END INIT INFO
+
+. /lib/lsb/init-functions
+
+set -e
+
+case "$1" in
+  start)
+    log_daemon_msg "Applying config from /boot/os_config.json (if it exists)"
+    if raspi-config --apply-os-config; then
+      update-rc.d apply_noobs_os_config remove
+      rm /etc/init.d/apply_noobs_os_config
+      log_end_msg 0
+    else
+      log_end_msg 1
+    fi
+    ;;
+  *)
+    echo "Usage: $0 start" >&2
+    exit 3
+    ;;
+esac

stage2/01-sys-tweaks/files/regenerate_ssh_host_keys

@@ -0,0 +1,36 @@
+#!/bin/sh
+### BEGIN INIT INFO
+# Provides:          regenerate_ssh_host_keys
+# Required-Start:
+# Required-Stop:
+# Default-Start: 2
+# Default-Stop:
+# Short-Description: Regenerate ssh host keys
+# Description:
+### END INIT INFO
+
+. /lib/lsb/init-functions
+
+set -e
+
+case "$1" in
+  start)
+    log_daemon_msg "Regenerating ssh host keys (in background)"
+    nohup sh -c "if [ -e /dev/hwrng ]; then
+          dd if=/dev/hwrng of=/dev/urandom count=1 bs=4096
+      fi; \
+      yes | ssh-keygen -q -N '' -t dsa -f /etc/ssh/ssh_host_dsa_key && \
+      yes | ssh-keygen -q -N '' -t rsa -f /etc/ssh/ssh_host_rsa_key && \
+      yes | ssh-keygen -q -N '' -t ecdsa -f /etc/ssh/ssh_host_ecdsa_key && \
+      yes | ssh-keygen -q -N '' -t ed25519 -f /etc/ssh/ssh_host_ed25519_key && \
+      systemctl enable ssh && sync && \
+      rm /etc/init.d/regenerate_ssh_host_keys && \
+      update-rc.d regenerate_ssh_host_keys remove && \
+      printf '\nfinished\n' && systemctl start ssh" > /var/log/regen_ssh_keys.log 2>&1 &
+    log_end_msg $?
+    ;;
+  *)
+    echo "Usage: $0 start" >&2
+    exit 3
+    ;;
+esac

stage2/01-sys-tweaks/files/resize2fs_once

@@ -0,0 +1,25 @@
+#!/bin/sh
+### BEGIN INIT INFO
+# Provides:          resize2fs_once
+# Required-Start:
+# Required-Stop:
+# Default-Start: 3
+# Default-Stop:
+# Short-Description: Resize the root filesystem to fill partition
+# Description:
+### END INIT INFO
+. /lib/lsb/init-functions
+case "$1" in
+  start)
+    log_daemon_msg "Starting resize2fs_once"
+    ROOT_DEV=`grep -Eo 'root=[[:graph:]]+' /proc/cmdline | cut -d '=' -f 2-` &&
+    resize2fs $ROOT_DEV &&
+    update-rc.d resize2fs_once remove &&
+    rm /etc/init.d/resize2fs_once &&
+    log_end_msg $?
+    ;;
+  *)
+    echo "Usage: $0 start" >&2
+    exit 3
+    ;;
+esac

stage2/01-sys-tweaks/files/ttyoutput.conf

@@ -0,0 +1,2 @@
+[Service]
+StandardOutput=tty