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en:linux:backup:full-rsync [2012/06/14 02:06]
alex
en:linux:backup:full-rsync [2020/04/29 08:04] (current)
alex [backup-system]
Line 7: Line 7:
   * ''​target''​ : system to back up, must be set to output of ''​uname -n''​. ​ Used as a sanity check.  ​   * ''​target''​ : system to back up, must be set to output of ''​uname -n''​. ​ Used as a sanity check.  ​
   * ''​source_dir''​ : source directory. ​ Set to ''/''​ for full system backup.   * ''​source_dir''​ : source directory. ​ Set to ''/''​ for full system backup.
-  * ''​target_dir''​ : target directory. ​ Set to the mountpoint of an external hard drive. ​ Note: make sure that ''​target_dir''​ or a parent is included in ''​exclude_dir''​ otherwise rsync will recurse and your hard drive will get filled up completely.  ​+  * ''​target_dir''​ : target directory. ​ Set to the mountpoint of an external hard drive or a remote server.  Note: make sure that ''​target_dir''​ or a parent is included in ''​exclude_dir''​ otherwise rsync will recurse and your hard drive will get filled up completely.  ​
   * ''​exclude_dir''​ : excluded directories. ​ Set these to temporary directories and other things you don't want backed up.  ​   * ''​exclude_dir''​ : excluded directories. ​ Set these to temporary directories and other things you don't want backed up.  ​
   * ''​include_dir''​ : included directories. ​ Subfolders of excluded directories to include.  ​   * ''​include_dir''​ : included directories. ​ Subfolders of excluded directories to include.  ​
  
-If you want to use this script with a remote host, change flags to+If you want to use this script with a remote host where the target user is not root, change flags to
  
 <​code>​ <​code>​
-flags="-avPse ssh --delete --rsync-path=\"rsync --fake-super\""+flags=(-avPse ssh --delete ​--ignore-errors ​--rsync-path="​rsync --fake-super"​)
 </​code>​ </​code>​
  
Line 20: Line 20:
  
 ====== backup-system ====== ====== backup-system ======
-<​code ​sh>+<​code ​bash>
 #!/bin/bash #!/bin/bash
 set -f set -f
  
-hostname=$(uname -n)+hostname=$(hostname ​-s)
 target="​my-hostname"​ target="​my-hostname"​
  
 source_dir="/"​ source_dir="/"​
 target_dir="/​media/​external-hard-drive/​$target/"​ target_dir="/​media/​external-hard-drive/​$target/"​
-exclude_dir="*/.gvfs /media /run/media /sys /dev /proc /mnt /tmp pagefile.sys hiberfil.sys /​home/​*/​.cache .mozilla/​firefox/​*/​Cache .Trash-1000" +exclude_dir=(*/.gvfs /media /run/media /sys /dev /proc /mnt /tmp pagefile.sys hiberfil.sys /​home/​*/​.cache .mozilla/​firefox/​*/​Cache .Trash-1000) 
-include_dir="/​mnt/​linux-data/​opt /mnt/data" +include_dir=(/​mnt/​linux-data/​opt /mnt/data) 
-flags="-avP --delete"+flags=(-avPAX --delete ​--ignore-errors)
  
 if [ -n "​$target"​ ] ; then if [ -n "​$target"​ ] ; then
Line 40: Line 40:
 fi fi
  
-include=""​+include=()
  
 # process include directories # process include directories
-for d in $include_dir+for d in "${include_dir[@]}"
 do do
   found=0   found=0
   dir=""​   dir=""​
-  ​exc_dir=""​ +  ​shortest_parent="/" 
-  ​shortest_parent=""​ + 
-  +  ​echo include_dir $d 
   # Need to deal with rsync idiosyncracies   # Need to deal with rsync idiosyncracies
   # by including excluded directories   # by including excluded directories
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   # Removes matches to the include directory   # Removes matches to the include directory
   # and finds the shortest parent path   # and finds the shortest parent path
-  for d2 in $exclude_dir+  for d2 in "${exclude_dir[@]}"
   do   do
 +    echo exclude_dir $d2
 +  ​
     if [[ $d = $d2* ]]; then     if [[ $d = $d2* ]]; then
       found=1       found=1
-      ​ + 
-      if [[ -z "​$shortest_parent"​ ]]; then+      if [[ "​$shortest_parent" == "/" ]]; then
         shortest_parent=$d2         shortest_parent=$d2
       else       else
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         fi         fi
       fi       fi
-      ​ 
-    else 
-      exc_dir="​$exc_dir $d2" 
     fi     fi
 +    echo shortest_parent $shortest_parent
   done   done
-  ​+
   if [[ $found ]]; then   if [[ $found ]]; then
-    ​exclude_dir=$exc_dir +    ​path=$(dirname "​$d"​)
-    path=`dirname "​$d"​`+
     while [[ "​$path"​ != "/"​ ]]; do     while [[ "​$path"​ != "/"​ ]]; do
-      exclude_dir="​$exclude_dir ​$path/​*"​ +      exclude_dir+=("​$path/​*"​) 
-      ​#​include_dir="$include_dir ​$path"​ +      ​include+=("--include=$path") 
-      ​include="$include --include ​$path"​ +      ​if [[ "​$path" ​== "​$shortest_parent"​ ]]; then 
-      path=`dirname "​$path"​`+        break 
 +      fi 
 +      path=$(dirname "​$path"​)
     done     done
   fi   fi
-  ​ + 
-  include="​$include ​--include $d"+  include+=("​--include=$d")
 done done
  
-exclude=""​+exclude=()
  
-for d in $exclude_dir+for d in "${exclude_dir[@]}"
 do do
-  exclude="​$exclude ​--exclude $d"+  exclude+=("​--exclude=$d")
 done done
  
-sudo -E rsync $flags $include $exclude "​$source_dir"​ "​$target_dir"​+sudo -E rsync "${flags[@]}" "${include[@]}" "${exclude[@]}" ​"​$source_dir"​ "​$target_dir"​
  
 </​code>​ </​code>​