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(trunk, libT) #3833 'freespace' argument for 'session-get' RPC method -- apply taem's 0002-Add-XFS-quota-support.patch​ to add XFS quota support

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This commit is contained in:
Jordan Lee 2012-12-27 19:41:34 +00:00
parent 5024dbfd22
commit 843d79d284
1 changed files with 96 additions and 4 deletions
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100
libtransmission/platform.c
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@ -63,6 +63,11 @@
#include <fcntl.h>
#include <unistd.h> /* getuid getpid close */
#ifdef HAVE_XFS_XFS_H
#define HAVE_XQM
#include <xfs/xqm.h>
#endif
#include "transmission.h"
#include "session.h"
#include "list.h"
@ -752,6 +757,45 @@ getdev( const char * path )
#endif
}
static char *
getfstype( const char * device )
{
#ifdef HAVE_GETMNTENT
FILE *fp;
struct mntent *mnt;
if ((fp = setmntent(_PATH_MOUNTED, "r")) == NULL)
{
return NULL;
}
while ((mnt = getmntent(fp)) != NULL)
{
if (strcmp(device, mnt->mnt_fsname) == 0)
{
break;
}
}
endmntent(fp);
return mnt ? mnt->mnt_type : NULL;
#else /* BSD derived systems */
int n, i;
struct statfs *mnt;
if ((n = getmntinfo(&mnt, MNT_WAIT)) == 0)
{
return NULL;
}
for (i=0; i<n; i++)
{
if (strcmp(device, mnt[i].f_mntfromname) == 0)
{
break;
}
}
return (i < n) ? mnt[i].f_fstypename : NULL;
#endif
}
static char *
getblkdev( const char * path )
{
@ -808,20 +852,68 @@ getquota( char * device )
/* Something went wrong */
return -1;
}
#endif
#ifdef HAVE_XQM
static int64_t
getxfsquota( char * device )
{
struct fs_disk_quota dq;
int64_t freespace, limit;
if (quotactl(QCMD(Q_XGETQUOTA, USRQUOTA), device, getuid(),
(caddr_t) &dq) == 0)
{
if (dq.d_blk_softlimit > 0)
{
/* Use soft limit first */
limit = dq.d_blk_softlimit >> 1;
}
else if (dq.d_blk_hardlimit > 0)
{
limit = dq.d_blk_hardlimit >> 1;
}
else
{
/* No quota enabled for this user */
return -1;
}
freespace = limit - (dq.d_bcount >> 1);
return (freespace < 0) ? 0 : freespace * 1024;
}
/* Something went wrong */
return -1;
}
#endif /* HAVE_XQM */
#endif /* WIN32 */
static int64_t
tr_getQuotaFreeSpace( const char * path )
{
int64_t ret=-1;
#ifndef WIN32
char *device;
char *d, *device;
char *fstype;
if ((device = getblkdev(path)) != NULL)
if ((d = getblkdev(path)) == NULL)
{
return ret;
}
/* 'd' points to static area of memory, so copy it */
device = tr_strdup(d);
fstype = getfstype(device);
if (fstype != NULL && strcasecmp(fstype, "xfs") == 0)
{
#ifdef HAVE_XQM
ret = getxfsquota(device);
#endif
} else {
ret = getquota(device);
}
#endif
tr_free(device);
#endif /* WIN32 */
return ret;
}