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Code Releases Activity

o Will now correctly remove expired achive files from the system when

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archive_vg is called.
 o Added a #define to the top of the file - not sure if this is the
   appropriate place for it though
This commit is contained in:
AJ Lewis 2002-05-03 19:28:07 +00:00
parent f6524657fa
commit b7749b7a96
1 changed files with 52 additions and 0 deletions
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52
lib/format_text/archive.c
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@ -23,6 +23,8 @@
#include <fcntl.h>
#include <time.h>
#define SECS_PER_DAY 86400
/*
* The format instance is given a directory path upon creation.
* Each file in this directory whose name is of the form
@ -185,6 +187,53 @@ static struct list *_scan_archive(struct pool *mem,
return results;
}
/* Gets rid of those expired archive files! */
void _remove_expired(struct list *archives, uint32_t retain_days,
uint32_t min_archive)
{
struct list *bh;
struct archive_file *bf;
struct stat sb;
uint32_t size;
time_t retain_secs;
/* Add one to the list size because we've just created a new archive
file before calling this. FIXME: Can we really assume this? */
size = list_size(archives) + 1;
/* Make sure there are enough archives to even bother looking for
* expired ones... */
if(size > min_archive) {
/* Calculate now minus the retain_days (in seconds) since
the epoch */
retain_secs = time(NULL) - (time_t) retain_days * SECS_PER_DAY;
list_iterate(bh, archives) {
bf = list_item(bh, struct archive_file);
/* Get the mtime of the file and unlink if too old */
if(stat(bf->path, &sb)) {
log_sys_error("stat", bf->path);
break;
}
if(sb.st_mtime < retain_secs) {
if(unlink(bf->path))
log_sys_error("unlink", bf->path);
size--;
/* Don't delete any more if we've reached the
* minimum */
if(size <= min_archive)
break;
}
}
}
}
int archive_vg(struct volume_group *vg,
const char *dir, const char *desc,
uint32_t retain_days, uint32_t min_archive)
@ -247,6 +296,9 @@ int archive_vg(struct volume_group *vg,
index++;
}
/* Now remove expired files */
_remove_expired(archives, retain_days, min_archive);
return 1;
}