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howtos:general_admin:openrc [2018/11/07 07:18 (UTC)] – [Migrating from /etc/init.d to /etc/openrc/init.d] this change is not required to swtich init via boot parameter aadityahowtos:general_admin:openrc [2018/11/29 18:53 (UTC)] – [openrc-init] add ingo to reload boot config aaditya
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 It may show a warning about deprecated support for ///etc/mtab// as a file, and how to correct it: It may show a warning about deprecated support for ///etc/mtab// as a file, and how to correct it:
-  # cp /etc/mtab /etc/mtab.bak+  # cp /etc/mtab /etc/mtab.bkp
   # ln -snf /proc/self/mounts /etc/mtab   # ln -snf /proc/self/mounts /etc/mtab
      
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 ====== openrc-init ====== ====== openrc-init ======
  
-Since version **0.25**, openrc provides //openrc-init// which can be used to directly boot the system.+Since version **0.25**, openrc provides //openrc-init// which can be used to boot the system. 
 + 
 +This allows switching between OpenRC and other init systems, for example sysvinit, just by changing boot parameters.
  
 To use it, To use it,
  
-* Revert inittab changes done+=== Revert inittab changes done ===
  
   cp /etc/inittab /etc/inittab-openrc.bkp   cp /etc/inittab /etc/inittab-openrc.bkp
   mv /etc/inittab.sysvinit /etc/inittab   mv /etc/inittab.sysvinit /etc/inittab
      
-* Setup the agetty services+=== Setup the agetty services ===
  
   # main tty   # main tty
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   echo 'agetty_options="--noclear"' >> /etc/conf.d/agetty.ttyS0   echo 'agetty_options="--noclear"' >> /etc/conf.d/agetty.ttyS0
  
-* Add the following to your boot parameters (via ///etc/lilo.conf// for lilo or ///etc/default/grub// for grub):+=== Update boot parameters === 
 + 
 +Add the following to your boot parameters (via ///etc/lilo.conf// for lilo or ///etc/default/grub// for grub):
   init=/sbin/openrc-init   init=/sbin/openrc-init
  
-Note- To shutdown or reboot, one will need to use **openrc-shutdown**. To shutdown from a desktop environment using ConsoleKit2, check out this [[https://github.com/ConsoleKit2/ConsoleKit2/pull/113|PR]].+Regenerate boot configuration ('lilo -v' or 'grub-mkconfig -o /boot/grub/grub.cfg'). 
 + 
 +=== Shutdown/reboot === 
 + 
 +To shutdown or reboot, one will need to use **openrc-shutdown**. To shutdown from a desktop environment using ConsoleKit2, check out this [[https://github.com/ConsoleKit2/ConsoleKit2/pull/113|PR]].
  
 For more info, check out the [[https://wiki.gentoo.org/wiki/OpenRC#openrc-init|Gentoo wiki]]. For more info, check out the [[https://wiki.gentoo.org/wiki/OpenRC#openrc-init|Gentoo wiki]].
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 === 2. Migrate existing services === === 2. Migrate existing services ===
  
-This involves 3 steps:+This involves 4 steps:
  
   # migrate existing services   # migrate existing services
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     if [ -e "/etc/conf.d/${filename}" ] && [ -e "/etc/openrc/conf.d/${filename}" ]; then     if [ -e "/etc/conf.d/${filename}" ] && [ -e "/etc/openrc/conf.d/${filename}" ]; then
       diff -Nupr "/etc/conf.d/${filename}" "/etc/openrc/conf.d/${filename}"       diff -Nupr "/etc/conf.d/${filename}" "/etc/openrc/conf.d/${filename}"
 +    fi
 +  done
 +  # main config file
 +  diff -Nupr /etc/rc.conf /etc/openrc/rc.conf
 +  
 +  # check local.d changes
 +  for file in /etc/local.d/*; do
 +    filename=$(basename "$file")
 +    if [ ! -e "/etc/openrc/local.d/${filename}" ]; then
 +      cp -v "/etc/local.d/${filename}" "/etc/openrc/local.d/${filename}"
 +    elif [ -e "/etc/local.d/${filename}" ] && [ -e "/etc/openrc/local.d/${filename}" ]; then
 +      # show changes
 +      diff -Nupr "/etc/local.d/${filename}" "/etc/openrc/local.d/${filename}"
     fi     fi
   done   done
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 Config changes found above can be updated by hand or copy pasted in new location. Config changes found above can be updated by hand or copy pasted in new location.
  
-=== 3. Reboot and check ===+=== 3. Check and reboot === 
 + 
 +Verify if ''rc-status'' is showing all services (it may show them as stopped). 
 + 
 +Reboot and check whether things are working expected, make changes as necessary.
  
-After rebooting and checking whether things are working expected, old files and folders can be renamed (or removed).+The old files and folders can be renamed (or removed).
  
   mv /etc/init.d /etc/init.d-openrc-bkp   mv /etc/init.d /etc/init.d-openrc-bkp
   mv /etc/conf.d /etc/conf.d-openrc-bkp   mv /etc/conf.d /etc/conf.d-openrc-bkp
 +  mv /etc/local.d /etc/local.d-openrc-bkp
 +  mv /etc/runlevels /etc/runlevels-openrc-bkp
   mv /etc/rc.conf /etc/rc.conf-openrc.bkp   mv /etc/rc.conf /etc/rc.conf-openrc.bkp
  

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