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Improve auto unmount

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more secure & libfuse3 compatible
This commit is contained in:
benrubson
2017-01-20 22:10:25 +01:00
parent ac87a8ba0e
commit b17838a22e
1 changed files with 15 additions and 9 deletions
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24
encfs/main.cpp
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@ -43,11 +43,6 @@
#include "i18n.h"
#include "openssl.h"
// Fuse version >= 26 requires another argument to fuse_unmount, which we
// don't have. So use the backward compatible call instead..
extern "C" void fuse_unmount_compat22(const char *mountpoint);
#define fuse_unmount fuse_unmount_compat22
/* Arbitrary identifiers for long options that do
* not have a short version */
#define LONG_OPT_ANNOTATE 513
@ -768,9 +763,20 @@ static bool unmountFS(EncFS_Context *ctx) {
return false;
} else {
// Time to unmount!
RLOG(WARNING) << "Unmounting filesystem due to inactivity: "
<< arg->opts->mountPoint;
fuse_unmount(arg->opts->mountPoint.c_str());
return true;
int rc=1;
if (access("/bin/umount", F_OK) != -1)
rc = system(("/bin/umount "+std::string(arg->opts->mountPoint)).c_str());
else
rc = system(("/sbin/umount "+std::string(arg->opts->mountPoint)).c_str());
if (!rc) {
RLOG(WARNING) << "Filesystem " << arg->opts->mountPoint
<< " inactivity detected, unmounted";
return true;
}
else {
RLOG(ERROR) << "Filesystem " << arg->opts->mountPoint
<< " inactivity detected, but failed to unmount";
return false;
}
}
}