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bh=qgBXJVG2FXMkoYZfQFS2MXTZrE0PKxCZsr7T55cn8vk=; b=JMJNG/764yDJa/ArYlqOahU4VuDPwojjUeQ3WuR+aYJWmbvMw7d3etL/nywCLTdrOpoSQs J7+mKOK4swtWvST2OPp4dc9crz/54l2ihs8teZ/M6wEqjFE+n3hES6JVn9tQJ7p21bJWqw RS9NKfb66QTV9FaMFurIxradWodwYCQ= X-MC-Unique: 3Fs-s7ObOwarpow1agc1hQ-1 From: Juan Quintela To: qemu-devel@nongnu.org Cc: Eric Blake , Thomas Huth , Fabiano Rosas , Leonardo Bras , Vladimir Sementsov-Ogievskiy , Markus Armbruster , Peter Xu , Paolo Bonzini , Fam Zheng , Stefan Hajnoczi , Li Zhijian , John Snow , qemu-block@nongnu.org, Cleber Rosa , Juan Quintela , Laurent Vivier Subject: [PULL 07/38] migration: Add capability parsing to analyze-migration.py Date: Tue, 17 Oct 2023 10:29:32 +0200 Message-ID: <20231017083003.15951-8-quintela@redhat.com> In-Reply-To: <20231017083003.15951-1-quintela@redhat.com> References: <20231017083003.15951-1-quintela@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.7 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=quintela@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1697531588701100003 Content-Type: text/plain; charset="utf-8" From: Fabiano Rosas The script is broken when the configuration/capabilities section is present. Add support for parsing the capabilities so we can fix it in the next patch. Signed-off-by: Fabiano Rosas Reviewed-by: Juan Quintela Signed-off-by: Juan Quintela Message-ID: <20231009184326.15777-4-farosas@suse.de> --- scripts/analyze-migration.py | 38 ++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/scripts/analyze-migration.py b/scripts/analyze-migration.py index 24687db497..c700fed64d 100755 --- a/scripts/analyze-migration.py +++ b/scripts/analyze-migration.py @@ -264,6 +264,24 @@ class ConfigurationSection(object): def __init__(self, file, desc): self.file =3D file self.desc =3D desc + self.caps =3D [] + + def parse_capabilities(self, vmsd_caps): + if not vmsd_caps: + return + + ncaps =3D vmsd_caps.data['caps_count'].data + self.caps =3D vmsd_caps.data['capabilities'] + + if type(self.caps) !=3D list: + self.caps =3D [self.caps] + + if len(self.caps) !=3D ncaps: + raise Exception("Number of capabilities doesn't match " + "caps_count field") + + def has_capability(self, cap): + return any([str(c) =3D=3D cap for c in self.caps]) =20 def read(self): if self.desc: @@ -271,6 +289,8 @@ def read(self): section =3D VMSDSection(self.file, version_id, self.desc, 'configuration') section.read() + self.parse_capabilities( + section.data.get("configuration/capabilities")) else: # backward compatibility for older streams that don't have # the configuration section in the json @@ -297,6 +317,23 @@ def read(self): self.data =3D self.file.readvar(size) return self.data =20 +class VMSDFieldCap(object): + def __init__(self, desc, file): + self.file =3D file + self.desc =3D desc + self.data =3D "" + + def __repr__(self): + return self.data + + def __str__(self): + return self.data + + def read(self): + len =3D self.file.read8() + self.data =3D self.file.readstr(len) + + class VMSDFieldInt(VMSDFieldGeneric): def __init__(self, desc, file): super(VMSDFieldInt, self).__init__(desc, file) @@ -471,6 +508,7 @@ def getDict(self): "unused_buffer" : VMSDFieldGeneric, "bitmap" : VMSDFieldGeneric, "struct" : VMSDFieldStruct, + "capability": VMSDFieldCap, "unknown" : VMSDFieldGeneric, } =20 --=20 2.41.0