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mds: issue caps on regular files created via MKNOD

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Give the client some caps to write with.  This is similar to the current
MKDIR behavior, but with different bits.

Signed-off-by: Sage Weil <sage@newdream.net>
This commit is contained in:
Sage Weil 2010-12-17 16:51:32 -08:00
parent 7d33830af5
commit df7e3ffd0b
1 changed files with 16 additions and 3 deletions
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19
src/mds/Server.cc
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@ -3266,7 +3266,8 @@ void Server::handle_client_mknod(MDRequest *mdr)
return;
}
snapid_t follows = dn->get_dir()->inode->find_snaprealm()->get_newest_seq();
SnapRealm *realm = dn->get_dir()->inode->find_snaprealm();
snapid_t follows = realm->get_newest_seq();
mdr->now = g_clock.real_now();
CInode *newi = prepare_new_inode(mdr, dn->get_dir(), inodeno_t(req->head.ino),
@ -3289,8 +3290,20 @@ void Server::handle_client_mknod(MDRequest *mdr)
newi->inode.client_ranges[client].range.last = newi->inode.get_layout_size_increment();
newi->inode.client_ranges[client].follows = follows;
newi->authlock.set_state(LOCK_EXCL);
newi->xattrlock.set_state(LOCK_EXCL);
// issue a cap on the file
int cmode = CEPH_FILE_MODE_RDWR;
Capability *cap = mds->locker->issue_new_caps(newi, cmode, mdr->session, realm, req->is_replay());
if (cap) {
cap->set_wanted(0);
// put locks in excl mode
newi->filelock.set_state(LOCK_EXCL);
newi->authlock.set_state(LOCK_EXCL);
newi->xattrlock.set_state(LOCK_EXCL);
cap->issue_norevoke(CEPH_CAP_AUTH_EXCL|CEPH_CAP_AUTH_SHARED|
CEPH_CAP_XATTR_EXCL|CEPH_CAP_XATTR_SHARED|
CEPH_CAP_ANY_FILE_WR);
}
}
if (follows >= dn->first)