Message ID | 20211014122554.34599-1-dgilbert@redhat.com |
---|---|
State | New |
Headers | show |
Series | virtiofsd: Error on bad socket group name | expand |
On Thu, Oct 14, 2021 at 01:25:54PM +0100, Dr. David Alan Gilbert (git) wrote: > From: "Dr. David Alan Gilbert" <dgilbert@redhat.com> > > Make the '--socket-group=' option fail if the group name is unknown: > > ./tools/virtiofsd/virtiofsd .... --socket-group=zaphod > vhost socket: unable to find group 'zaphod' > > Reported-by: Xiaoling Gao <xiagao@redhat.com> > Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Hi Dave, This looks good to me. Just a minor nit for code cleanup. It could be done in a separate patch or sometime later as well. Reviewed-by: Vivek Goyal <vgoyal@redhat.com> > --- > tools/virtiofsd/fuse_virtio.c | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/tools/virtiofsd/fuse_virtio.c b/tools/virtiofsd/fuse_virtio.c > index 8f4fd165b9..39eebffb62 100644 > --- a/tools/virtiofsd/fuse_virtio.c > +++ b/tools/virtiofsd/fuse_virtio.c > @@ -999,6 +999,13 @@ static int fv_create_listen_socket(struct fuse_session *se) > "vhost socket failed to set group to %s (%d): %m\n", > se->vu_socket_group, g->gr_gid); > } > + } else { > + fuse_log(FUSE_LOG_ERR, > + "vhost socket: unable to find group '%s'\n", > + se->vu_socket_group); > + close(listen_sock); > + umask(old_umask); ^^^ > + return -1; > } > } > umask(old_umask); This umask() call could be moved little early right after bind() call and that way we don't have to take care of calling umask(old_umask) in error path if group name could not be found. Vivek > -- > 2.31.1 > > _______________________________________________ > Virtio-fs mailing list > Virtio-fs@redhat.com > https://listman.redhat.com/mailman/listinfo/virtio-fs >
* Vivek Goyal (vgoyal@redhat.com) wrote: > On Thu, Oct 14, 2021 at 01:25:54PM +0100, Dr. David Alan Gilbert (git) wrote: > > From: "Dr. David Alan Gilbert" <dgilbert@redhat.com> > > > > Make the '--socket-group=' option fail if the group name is unknown: > > > > ./tools/virtiofsd/virtiofsd .... --socket-group=zaphod > > vhost socket: unable to find group 'zaphod' > > > > Reported-by: Xiaoling Gao <xiagao@redhat.com> > > Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com> > > Hi Dave, > > This looks good to me. Just a minor nit for code cleanup. It could > be done in a separate patch or sometime later as well. > > Reviewed-by: Vivek Goyal <vgoyal@redhat.com> Thanks > > --- > > tools/virtiofsd/fuse_virtio.c | 7 +++++++ > > 1 file changed, 7 insertions(+) > > > > diff --git a/tools/virtiofsd/fuse_virtio.c b/tools/virtiofsd/fuse_virtio.c > > index 8f4fd165b9..39eebffb62 100644 > > --- a/tools/virtiofsd/fuse_virtio.c > > +++ b/tools/virtiofsd/fuse_virtio.c > > @@ -999,6 +999,13 @@ static int fv_create_listen_socket(struct fuse_session *se) > > "vhost socket failed to set group to %s (%d): %m\n", > > se->vu_socket_group, g->gr_gid); > > } > > + } else { > > + fuse_log(FUSE_LOG_ERR, > > + "vhost socket: unable to find group '%s'\n", > > + se->vu_socket_group); > > + close(listen_sock); > > + umask(old_umask); > ^^^ > > + return -1; > > } > > } > > umask(old_umask); > > This umask() call could be moved little early right after bind() call and > that way we don't have to take care of calling umask(old_umask) in error > path if group name could not be found. One to fight another day. > Vivek > > -- > > 2.31.1 > > > > _______________________________________________ > > Virtio-fs mailing list > > Virtio-fs@redhat.com > > https://listman.redhat.com/mailman/listinfo/virtio-fs > > > >
* Dr. David Alan Gilbert (git) (dgilbert@redhat.com) wrote: > From: "Dr. David Alan Gilbert" <dgilbert@redhat.com> > > Make the '--socket-group=' option fail if the group name is unknown: > > ./tools/virtiofsd/virtiofsd .... --socket-group=zaphod > vhost socket: unable to find group 'zaphod' > > Reported-by: Xiaoling Gao <xiagao@redhat.com> > Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Queued > --- > tools/virtiofsd/fuse_virtio.c | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/tools/virtiofsd/fuse_virtio.c b/tools/virtiofsd/fuse_virtio.c > index 8f4fd165b9..39eebffb62 100644 > --- a/tools/virtiofsd/fuse_virtio.c > +++ b/tools/virtiofsd/fuse_virtio.c > @@ -999,6 +999,13 @@ static int fv_create_listen_socket(struct fuse_session *se) > "vhost socket failed to set group to %s (%d): %m\n", > se->vu_socket_group, g->gr_gid); > } > + } else { > + fuse_log(FUSE_LOG_ERR, > + "vhost socket: unable to find group '%s'\n", > + se->vu_socket_group); > + close(listen_sock); > + umask(old_umask); > + return -1; > } > } > umask(old_umask); > -- > 2.31.1 > >
diff --git a/tools/virtiofsd/fuse_virtio.c b/tools/virtiofsd/fuse_virtio.c index 8f4fd165b9..39eebffb62 100644 --- a/tools/virtiofsd/fuse_virtio.c +++ b/tools/virtiofsd/fuse_virtio.c @@ -999,6 +999,13 @@ static int fv_create_listen_socket(struct fuse_session *se) "vhost socket failed to set group to %s (%d): %m\n", se->vu_socket_group, g->gr_gid); } + } else { + fuse_log(FUSE_LOG_ERR, + "vhost socket: unable to find group '%s'\n", + se->vu_socket_group); + close(listen_sock); + umask(old_umask); + return -1; } } umask(old_umask);