dirvish-expire - delete expired dirvish images
Delete dirvish image trees or whole images that have expired.
Each image summary
file is checked for the Expire:
field. If that
field indicates the image has expired dirvish-expire
will delete that
image from the vault.
By default all subdirectories of all banks will be treated as vaults and all
directories therein except the one named dirvish
will be checked for
The removal of an image will have no effect on other images.
will not delete an image unless it finds at least one
image in that branch that has an intact image tree and Status: success
in the summary that is not expired.
Each option on the command line may be specified any number of times. Those
options that support lists in the config files will accumulate all of their
arguments otherwise each specification will override the ones before.
Each option may be unambiguously abbreviated.
- --time time_expression
- Execute as though time_expression were the current
Time_expression is processed by Time::Parsedate(3pm) so
relative time and date strings are permitted. See
Time::Parsedate(3pm) for more details.
- Only delete the image tree, leave in place the rest of the
image directory with summary, log and any other image administrative
- --vault vault
- Restrict expiration to the specified vault.
- Don't actually do anything. Just display what would have
- Run quietly, only report errors.
Normally dirvish-expire will report the images deleted.
To facilitate further automation and integration of dirvish-expire
other tools dirvish-expire
provides rationalised exit codes. The exit
codes are range based. While the code for a specific error may change from one
version to another it will remain within the specified range. So don't test
for specific exit codes but instead test for a range of values. To the degree
possible higher value ranges indicate more severe errors.
- An error was encountered in loading a configuration
- An error was detected in the configuration.
- Incorrect usage.
- alternate master configuration file.
- master configuration file.
- image creation summary.
- actual image of source directory tree.
will walk the file hierarchy of all banks or the specified
vault looking for summary files. Anything non-dirvish in there may cause