[Kimchi-devel] [RFC V2 2/3] Implement integrity verification: verify template integrity in backend

From: ShaoHe Feng <shaohef(a)linux.vnet.ibm.com&gt; update controller, mockmodel and model Signed-off-by: ShaoHe Feng <shaohef(a)linux.vnet.ibm.com&gt; --- src/kimchi/control/templates.py | 1 + src/kimchi/mockmodel.py | 2 +- src/kimchi/model/templates.py | 32 +++++++++++++++++++++++++++++++- 3 files changed, 33 insertions(+), 2 deletions(-) diff --git a/src/kimchi/control/templates.py b/src/kimchi/control/templates.py index 8135e32..3f1dc7a 100644 --- a/src/kimchi/control/templates.py +++ b/src/kimchi/control/templates.py @@ -46,6 +46,7 @@ class Template(Resource): def data(self): return {'name': self.ident, 'icon': self.info['icon'], + 'invalid': self.info['invalid'], 'os_distro': self.info['os_distro'], 'os_version': self.info['os_version'], 'cpus': self.info['cpus'], diff --git a/src/kimchi/mockmodel.py b/src/kimchi/mockmodel.py index a0e5120..68525cb 100644 --- a/src/kimchi/mockmodel.py +++ b/src/kimchi/mockmodel.py @@ -207,7 +207,7 @@ class MockModel(object): def template_lookup(self, name): t = self._get_template(name) - return t.info + return t.invalid_integrity() def template_delete(self, name): try: diff --git a/src/kimchi/model/templates.py b/src/kimchi/model/templates.py index 5d09813..8089beb 100644 --- a/src/kimchi/model/templates.py +++ b/src/kimchi/model/templates.py @@ -21,6 +21,7 @@ # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA import copy +import os import libvirt @@ -83,7 +84,7 @@ class TemplateModel(object): def lookup(self, name): t = self.get_template(name, self.objstore, self.conn) - return t.info + return t.invalid_integrity() def clone(self, name): # set default name @@ -171,6 +172,35 @@ class LibvirtVMTemplate(VMTemplate): if not network.isActive(): raise InvalidParameter("KCHTMPL0007E", {'network': name, 'template': self.name}) + def invalid_integrity(self): + invalid = {} + # invalid networks integrity + conn = self.conn.get() + networks = [net.name() for net in conn.listAllNetworks()] + invalid_networks = list(set(self.info['networks']) - set(networks)) + if invalid_networks: + invalid['networks'] = invalid_networks + + # invalid iso integrity + # FIXME when we support multiples cdrom devices + iso = self.info['cdrom'] + try: + self.get_iso_info(iso) + except Exception: + invalid['cdrom'] = iso + + # invalid disks integrity + volumes = [] + for disk in self.info['disks']: + volume = disk.get("volume") + if volume is not None and os.path.exists(volume): + volumes.append(volume) + if volumes: + invalid['disks'] = volumes + + self.info['invalid'] = invalid + + return self.info def _get_storage_path(self): pool = self._storage_validate() -- 1.8.4.2