similar to previous blog: http://35.233.158.97/2014/08/16/debian-chroot-on-dsm/
Prerequisite:
add custom source: Package Centre > Settings > Package Sources > add
Name: SynoCommunity
Location: https://packages.synocommunity.com/
Installation:
– select Debian Chroot and click install
– select yes to install python (SynoCommunity version) as well.
– after installation completed, ssh to DSM as root
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root@diskstation> /var/packages/debian-chroot/scripts/start-stop-status chroot bash: warning: setlocale: LC_ALL: cannot change locale (en_US.utf8) root@diskstation:/# |
– now under chroot
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##backup and update source list. e.g. from France to Australia ##see https://www.debian.org/mirror/list sed -i.`date +%Y%m%d` 's/fr.debian.org/au.debian.org/g' /etc/apt/sources.list aptitude update aptitude upgrade aptitude install locales dpkg-reconfigure locales dpkg-reconfigure tzdata # optional: packages to install aptitude install less vim curl rsync screen openssh-server bash-completion |
– enable home for users: Control Panel > User > Advance, “Enable user home services”, Apply.
ls -al /var/services/homes symbolic link updated and pointed correctly
– some additional directories want to be mount by startup script
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diff -u /var/packages/debian-chroot/scripts/start-stop-status.org /var/packages/debian-chroot/scripts/start-stop-status --- /var/packages/debian-chroot/scripts/start-stop-status.org +++ /var/packages/debian-chroot/scripts/start-stop-status @@ -19,6 +19,7 @@ grep -q "${CHROOTTARGET}/sys " /proc/mounts || mount -t sysfs sys ${CHROOTTARGET}/sys grep -q "${CHROOTTARGET}/dev " /proc/mounts || mount -o bind /dev ${CHROOTTARGET}/dev grep -q "${CHROOTTARGET}/dev/pts " /proc/mounts || mount -o bind /dev/pts ${CHROOTTARGET}/dev/pts + grep -q "${CHROOTTARGET}/home " `realpath /var/services/homes` || mount -o bind `realpath /var/services/homes` ${CHROOTTARGET}/home # Start all services ${INSTALL_DIR}/app/start.py @@ -35,6 +36,7 @@ umount ${CHROOTTARGET}/dev umount ${CHROOTTARGET}/sys umount ${CHROOTTARGET}/proc + umount ${CHROOTTARGET}/home } daemon_status () |
– setup users on debian domain
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## find user id id -u username id -g username ## Debian domain. XXXX YYYY is the id value adduser username -uid XXXX --gid YYYY --home /home/username |
– change Port form 22 to 2222, so Synology still using default port 22, Debian domain will use 2222 port
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cp -p /etc/ssh/sshd_config /etc/ssh/sshd_config.`date +%Y%m%d` vim /etc/ssh/sshd_config |
– config profile
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#on Debian domain # enable color for ls and PS1 vim /etc/profile.d/S01_allusers.sh export LS_OPTIONS='--color=auto' eval "`dircolors`" alias ls='ls $LS_OPTIONS' alias ll='ls $LS_OPTIONS -la' alias l='ls $LS_OPTIONS -lA' if [ "$BASH" ]; then PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[01;34m\] \w \$\[\033[00m\] ' if [ -f ~/.bashrc ]; then . ~/.bashrc fi fi #EOF source /etc/profile && source /root/.profile |
– ~/.profile , different PS1 for both Synology and Debian ssh login
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# if running bash if [ -n "$BASH_VERSION" ]; then # include .bashrc if it exists if [ -f "$HOME/.bashrc" ]; then . "$HOME/.bashrc" fi fi # set PATH so it includes user's private bin if it exists if [ -d "$HOME/bin" ] ; then PATH="$HOME/bin:$PATH" fi if [ ! -r /etc/debian_chroot ]; then PS1='\u@\h \W \$ ' fi |
– (optional) on Synology domain, edit /etc/profile as well: PS1='\u@\h \W \$ '
Final
–
ssh username@diskstation for original synology ash shell. Or
–
ssh -p 2222 username@diskstation for debian bash shell