Editing How to create a Recycle Bin (or Trash can) for the CLI rm command
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==Overview of the Mod== | ==Overview of the Mod== | ||
#Create a directory to hold any deleted files/directories | #Create a directory to hold any deleted files/directories | ||
#Create a directory to store your | #Create a directory to store your sript which will effectively replace the rm command | ||
#Create a script to be called instead of the rm command which '''moves''' files or directories into the recycle bin directory | #Create a script to be called instead of the rm command which '''moves''' files or directories into the recycle bin directory | ||
#Set an alias to call your script every time the rm command is used | #Set an alias to call your script every time the rm command is used | ||
#Set a cronjob to regularly remove/purge (actually delete) files/directories older that X days old from the recycle bin (in this example I use 7 days but you could configure what you want) | #Set a cronjob to regularly remove/purge (actually delete) files/directories older that X days old from the recycle bin (in this example I use 7 days but you could configure what you want) | ||
#If you have the knowledge and need you can modify the script to limit diskspace used by the recycle bin, or perhaps purge it based on a diskspace limit, rather than age. If you do add this functionality please add it to this wiki. | #If you have the knowledge and need you can modify the script to limit diskspace used by the recycle bin, or perhaps purge it based on a diskspace limit, rather than age. If you do please add this functionality please add it to this wiki. | ||
==Limitations== | ==Limitations== | ||
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#It will not recycle files/directories deleted via a Samba Share (i.e. when using a ftp client such as windows file explorer) | #It will not recycle files/directories deleted via a Samba Share (i.e. when using a ftp client such as windows file explorer) | ||
#It will not recycle files/directories deleted by the Synology "File Station" | #It will not recycle files/directories deleted by the Synology "File Station" | ||
#If you delete a file/directory with the same name twice or more, before the first has been purged from the recycle bin, the previous versions of the file will have a version number tagged onto the end of the file/directory name. | #If you delete a file/directory with the same name twice or more, before the first has been purged from the recycle bin, the previous versions of the file will have a version number tagged onto the end of the file/directory name. | ||
#If you wish to restore a deleted file/directory, you will need to manually move/copy it from the recycle bin directory back to where you want it. This you will have to do within the 7 days before the file/directory is purged from the recycle bin. You can change the default setting of 7 days if required. | #If you wish to restore a deleted file/directory, you will need to manually move/copy it from the recycle bin directory back to where you want it. This you will have to do within the 7 days before the file/directory is purged from the recycle bin. You can change the default setting of 7 days if required. | ||
==The Mod== | ==The Mod== | ||
#Using the Synology web gui create a folder "RecycleBin" on volume1. If you want you can select that this directory is not a visible share. | #Using the Synology web gui create a folder "RecycleBin" on volume1. If you want you can select that this directory is not a visible share. | ||
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#Enable the Command Line Interface | #Enable the Command Line Interface | ||
#Login to the CLI as root | #Login to the CLI as root | ||
#Change directory to your script folder, e.g. "cd /volume1/my_scripts" | #Change directory to your script folder, e.g. "cd /volume1/my_scripts" | ||
#Use vi to create a script file rm_replacement.sh, e.g. "vi rm_replacement.sh" | #Use vi to create a script file rm_replacement.sh, e.g. "vi rm_replacement.sh" | ||
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#Save changes to the file and close vi, e.g. press [ESC] and then type "ZZ". Note: capital Z's | #Save changes to the file and close vi, e.g. press [ESC] and then type "ZZ". Note: capital Z's | ||
#Now give the script file execution privileges, "chmod 700 rm_replacement.sh" | #Now give the script file execution privileges, "chmod 700 rm_replacement.sh" | ||
#Now add the alias command to | #Now add the alias command to your .profile file, e.g "vi ~/.profile", and then add at the bottom of the file "alias rm='sh /volume1/my_scripts/rm_replacement.sh'" | ||
#Close the CLI session and re-open it again to get ash to read the modified .profile file | #Close the CLI session and re-open it again to get ash to read the modified .profile file | ||
#Your script will now run instead of rm, try "rm -h" to get the help. If you want to check its operation by creating a directory and some files and delete them using rm. Check the content of the RecycleBin with "dir /volume1/RecycleBin". | #Your script will now run instead of rm, try "rm -h" to get the help. If you want to check its operation by creating a directory and some files and delete them using rm. Check the content of the RecycleBin with "dir /volume1/RecycleBin". | ||
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"-f") FORCE="y" ;; | "-f") FORCE="y" ;; | ||
"--help" | "-h") | "--help" | "-h") | ||
echo "Usage rm [options] file1 file2 ..." | echo "Usage rm [options] file1 file2 ..." | ||
echo | echo | ||
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===="/etc/crontab" entry example==== | ===="/etc/crontab" entry example==== | ||
Below is an example crontab file. It is the last line you want to copy and paste into your existing /etc/crontab file | Below is an example crontab file. It is the last line you want to copy and paste into your existing /etc/crontab file | ||
<pre> | <pre> | ||
#minute hour mday month wday who command | #minute hour mday month wday who command | ||
53 0 * * 5 root /usr/sbin/ntpdate -b time.nist.gov | |||
57 0 * * * root find /volume1/RecycleBin/ -mtime +7 -type f -exec rm "{}" ";" | |||
</pre> | </pre> | ||