[ovirt-devel] Can't add DC with API v4 - client issue

Yaniv Kaul ykaul at redhat.com
Wed Nov 9 10:12:26 UTC 2016


On Sat, Oct 15, 2016 at 1:04 AM, Ravi Nori <rnori at redhat.com> wrote:

> Also can you please try following command to directly obtain token from
> SSO. Can replace engine with FQDN and IP to see if both work
>
> curl -v -k -H "Accept: application/json" 'https://<engine>:443/ovirt-
> engine/sso/oauth/token?grant_type=password&username=admin@
> internal&password=123&scope=ovirt-app-api'
>
> You should see output similar to the one below
>
> {"access_token":"K0sBa0D3rLtmNTdMJ-Q4FzOgCtGGY2cSFSCwbLkG94te9nDd
> mEzHSizsFaOeNMdwOziIv3l2-Uqm8bxWkMpwMA","scope":"ovirt-app-api
> ovirt-ext=token-info:authz-search ovirt-ext=token-info:public-authz-search
> ovirt-ext=token-info:validate","exp":-381399824,"token_type":"bearer"}
>

Sorry it took me so long to get back to it, but here it is:
{"access_token":"eA8w0DaapkKAQ8tfHakzA-R0l-mjD_CsTlAqBaH4iVVjXxQN33poXzt9UhPJLxMU8YOvVNX6LICcxL1EeAiAlw","scope":"ovirt-app-api
ovirt-ext=token-info:authz-search ovirt-ext=token-info:public-authz-search
ovirt-ext=token-info:validate","exp":["java.lang.Long",1479290132000],"token_type":"bearer"}

And here's the difference between the SDK and the manual curl command in
ssl_access log:
192.168.201.1 - - [09/Nov/2016:04:52:19 -0500] "POST
/ovirt-engine/sso/oauth/token HTTP/1.1" 404 74
192.168.201.1 - - [09/Nov/2016:04:55:32 -0500] "GET
/ovirt-engine/sso/oauth/token?grant_type=password&username=admin at internal&password=123&scope=ovirt-app-api
HTTP/1.1" 200 295



> Thanks
>
> Ravi
>
> On Fri, Oct 14, 2016 at 4:00 PM, Yaniv Kaul <ykaul at redhat.com> wrote:
>
>> On Oct 14, 2016 7:13 PM, "Ravi Nori" <rnori at redhat.com> wrote:
>> >
>> > SSO configuration looks good.
>> >
>> > Can you please share any additional httpd configuration in
>> /etc/httpd/conf.d. Anything to do with LocationMatch for ovirt-engine urls.
>>
>> This is a standard ovirt-system-tests on Lago installation, nothing out
>> of the ordinary,  but I'll check.
>> Y.
>>
>> >
>> > On Fri, Oct 14, 2016 at 12:52 PM, Yaniv Kaul <ykaul at redhat.com> wrote:
>> >>
>> >>
>> >>
>> >> On Fri, Oct 14, 2016 at 3:50 PM, Ravi Nori <rnori at redhat.com> wrote:
>> >>>
>> >>> Hi Yaniv,
>> >>>
>> >>> Can you check the output of https:://<engine>/ovirt-engine/sso/status
>> in your browser and see if the SSO service is active.
>> >>>
>> >>> If SSO is deployed, you should see an output similar to the one
>> below. Also are you able to login to webadmin using the browser?
>> >>
>> >>
>> >> I am able to login using the webui.
>> >>
>> >>>
>> >>>
>> >>> {"status_description":"SSO Webapp Deployed","version":"0","statu
>> s":"active"}
>> >>
>> >>
>> >> Indeed:
>> >> {"status_description":"SSO Webapp Deployed","version":"0","statu
>> s":"active"}
>> >>
>> >> (not sure what 'version 0' means?)
>> >>
>> >>>
>> >>>
>> >>> Please share the content of /etc/ovirt-engine/engine.conf.
>> d/11-setup-sso.conf
>> >>
>> >>
>> >> [root at lago-basic-suite-master-engine ~]# cat
>> /etc/ovirt-engine/engine.conf.d/11-setup-sso.conf
>> >> ENGINE_SSO_CLIENT_ID="ovirt-engine-core"
>> >> ENGINE_SSO_CLIENT_SECRET="bsOabtD7gE2McwLe80P109UV800XLx4O"
>> >> ENGINE_SSO_AUTH_URL="https://${ENGINE_FQDN}:443/ovirt-engine/sso"
>> >> ENGINE_SSO_SERVICE_URL="https://localhost:443/ovirt-engine/sso"
>> >> ENGINE_SSO_SERVICE_SSL_VERIFY_HOST=false
>> >> ENGINE_SSO_SERVICE_SSL_VERIFY_CHAIN=true
>> >> SSO_ALTERNATE_ENGINE_FQDNS=""
>> >> SSO_ENGINE_URL="https://${ENGINE_FQDN}:443/ovirt-engine/"
>> >>
>> >>
>> >> Thanks,
>> >> Y.
>> >>
>> >>
>> >>>
>> >>>
>> >>> Thanks
>> >>>
>> >>> Ravi
>> >>>
>> >>>
>> >>>
>> >>>
>> >>>
>> >>> On Fri, Oct 14, 2016 at 7:57 AM, Juan Hernández <jhernand at redhat.com>
>> wrote:
>> >>>>
>> >>>> On 10/14/2016 01:45 PM, Yaniv Kaul wrote:
>> >>>> >
>> >>>> >
>> >>>> > On Thu, Oct 13, 2016 at 11:13 AM, Juan Hernández <
>> jhernand at redhat.com
>> >>>> > <mailto:jhernand at redhat.com>> wrote:
>> >>>> >
>> >>>> >     On 10/13/2016 12:04 AM, Yaniv Kaul wrote:
>> >>>> >     > On Fri, Oct 7, 2016 at 10:44 PM, Yaniv Kaul <
>> ykaul at redhat.com <mailto:ykaul at redhat.com>
>> >>>> >     > <mailto:ykaul at redhat.com <mailto:ykaul at redhat.com>>> wrote:
>> >>>> >     >
>> >>>> >     >     I'm trying on FC24, using
>> >>>> >     >
>> >>>> >      python-ovirt-engine-sdk4-4.1.0-0.0.20161003git056315d.fc24.x86_64
>> to
>> >>>> >     >     add a DC, and failing - against master. The client is
>> unhappy:
>> >>>> >     >     File
>> >>>> >     >
>> >>>> >      "/home/ykaul/ovirt-system-tests/basic-suite-master/test-scen
>> arios/002_bootstrap.py",
>> >>>> >     >     line 98, in add_dc4
>> >>>> >     >         version=sdk4.types.Version(ma
>> jor=DC_VER_MAJ,minor=DC_VER_MIN),
>> >>>> >     >       File "/usr/lib64/python2.7/site-pac
>> kages/ovirtsdk4/services.py",
>> >>>> >     >     line 4347, in add
>> >>>> >     >         response = self._connection.send(request)
>> >>>> >     >       File "/usr/lib64/python2.7/site-pac
>> kages/ovirtsdk4/__init__.py",
>> >>>> >     >     line 276, in send
>> >>>> >     >         return self.__send(request)
>> >>>> >     >       File "/usr/lib64/python2.7/site-pac
>> kages/ovirtsdk4/__init__.py",
>> >>>> >     >     line 298, in __send
>> >>>> >     >         self._sso_token = self._get_access_token()
>> >>>> >     >       File "/usr/lib64/python2.7/site-pac
>> kages/ovirtsdk4/__init__.py",
>> >>>> >     >     line 460, in _get_access_token
>> >>>> >     >         sso_response = self._get_sso_response(self._sso_url,
>> >>>> >     post_data)
>> >>>> >     >       File "/usr/lib64/python2.7/site-pac
>> kages/ovirtsdk4/__init__.py",
>> >>>> >     >     line 498, in _get_sso_response
>> >>>> >     >         return json.loads(body_buf.getvalue()
>> .decode('utf-8'))
>> >>>> >     >       File "/usr/lib64/python2.7/json/__init__.py", line
>> 339, in loads
>> >>>> >     >         return _default_decoder.decode(s)
>> >>>> >     >       File "/usr/lib64/python2.7/json/decoder.py", line
>> 364, in decode
>> >>>> >     >         obj, end = self.raw_decode(s, idx=_w(s, 0).end())
>> >>>> >     >       File "/usr/lib64/python2.7/json/decoder.py", line
>> 382, in
>> >>>> >     raw_decode
>> >>>> >     >         raise ValueError("No JSON object could be decoded")
>> >>>> >     >     ValueError: No JSON object could be decoded
>> >>>> >     >
>> >>>> >     >
>> >>>> >     >     Surprisingly, I now can't find that RPM of this SDK in
>> >>>> >     >     resources.ovirt.org <http://resources.ovirt.org>
>> >>>> >     <http://resources.ovirt.org> now.
>> >>>> >     >
>> >>>> >     >     I've tried
>> >>>> >     >     with
>> >>>> >     http://resources.ovirt.org/pub/ovirt-master-snapshot/rpm/fc
>> 24/x86_64/python-ovirt-engine-sdk4-4.0.0-0.1.20161004gitf94e
>> eb5.fc24.x86_64.rpm
>> >>>> >     <http://resources.ovirt.org/pub/ovirt-master-snapshot/rpm/f
>> c24/x86_64/python-ovirt-engine-sdk4-4.0.0-0.1.20161004gitf94
>> eeb5.fc24.x86_64.rpm>
>> >>>> >     >
>> >>>> >      <http://resources.ovirt.org/pub/ovirt-master-snapshot/rpm/fc
>> 24/x86_64/python-ovirt-engine-sdk4-4.0.0-0.1.20161004gitf94e
>> eb5.fc24.x86_64.rpm
>> >>>> >     <http://resources.ovirt.org/pub/ovirt-master-snapshot/rpm/f
>> c24/x86_64/python-ovirt-engine-sdk4-4.0.0-0.1.20161004gitf94
>> eeb5.fc24.x86_64.rpm>>
>> >>>> >     >
>> >>>> >     >     - same result.
>> >>>> >     >
>> >>>> >     >     Did not see anything obvious on server or engine logs.
>> >>>> >     >     The code:
>> >>>> >     >     def add_dc4(api):
>> >>>> >     >         nt.assert_true(api != None)
>> >>>> >     >         dcs_service = api.system_service().data_cent
>> ers_service()
>> >>>> >     >         nt.assert_true(
>> >>>> >     >             dc = dcs_service.add(
>> >>>> >     >                 sdk4.types.DataCenter(
>> >>>> >     >                     name=DC_NAME4,
>> >>>> >     >                     description='APIv4 DC',
>> >>>> >     >                     local=False,
>> >>>> >     >
>> >>>> >     >     version=sdk4.types.Version(ma
>> jor=DC_VER_MAJ,minor=DC_VER_MIN),
>> >>>> >     >                 ),
>> >>>> >     >             )
>> >>>> >     >         )
>> >>>> >     >
>> >>>> >     >
>> >>>> >     >     And the api object is from:
>> >>>> >     >                 return sdk4.Connection(
>> >>>> >     >                     url=url,
>> >>>> >     >                     username=constants.ENGINE_USER,
>> >>>> >     >
>> >>>> >      password=str(self.metadata['ovirt-engine-password']),
>> >>>> >     >                     insecure=True,
>> >>>> >     >                     debug=True,
>> >>>> >     >                 )
>> >>>> >     >
>> >>>> >     >
>> >>>> >     > The clue is actually on the HTTPd logs:
>> >>>> >     > 192.168.203.1 - - [12/Oct/2016:17:56:27 -0400] "POST
>> >>>> >     > /ovirt-engine/sso/oauth/token HTTP/1.1" 404 74
>> >>>> >     >
>> >>>> >     > And indeed, from the deubg log:
>> >>>> >     > begin captured logging << --------------------\n
>> >>>> >     > root: DEBUG: Trying 192.168.203.3...\n
>> >>>> >     > root: DEBUG: Connected to 192.168.203.3 (192.168.203.3) port
>> 443
>> >>>> >     (#0)\n
>> >>>> >     > root: DEBUG: Initializing NSS with certpath:
>> sql:/etc/pki/nssdb\n
>> >>>> >     > root: DEBUG: skipping SSL peer certificate verification\n
>> >>>> >     > root: DEBUG: ALPN/NPN, server did not agree to a protocol\n
>> >>>> >     > root: DEBUG: SSL connection using
>> >>>> >     TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256\n
>> >>>> >     > root: DEBUG: Server certificate:\n
>> >>>> >     > root: DEBUG: subject: CN=engine,O=Test,C=US\n
>> >>>> >     > root: DEBUG: start date: Oct 11 21:55:29 2016 GMT\n
>> >>>> >     > root: DEBUG: expire date: Sep 16 21:55:29 2021 GMT\n
>> >>>> >     > root: DEBUG: common name: engine\nroot: DEBUG: issuer:
>> >>>> >     > CN=engine.38998,O=Test,C=US\n
>> >>>> >     > *root: DEBUG: POST /ovirt-engine/sso/oauth/token HTTP/1.1\n*
>> >>>> >     > *root: DEBUG: Host: 192.168.203.3\n*
>> >>>> >     > *root: DEBUG: User-Agent: PythonSDK/4.1.0a0\n*
>> >>>> >     > *root: DEBUG: Accept: application/json\n*
>> >>>> >     > *root: DEBUG: Content-Length: 78\n*
>> >>>> >     > *root: DEBUG: Content-Type: application/x-www-form-urlenco
>> ded\nroot:
>> >>>> >     > DEBUG:
>> >>>> >     >
>> >>>> >     username=admin%40internal&scope=ovirt-app-api&password=123&
>> grant_type=password\n*
>> >>>> >     > *root: DEBUG: upload completely sent off: 78 out of 78
>> bytes\n*
>> >>>> >     > *root: DEBUG: HTTP/1.1 404 Not Found\n*
>> >>>> >     > *root: DEBUG: Date: Wed, 12 Oct 2016 21:56:27 GMT\n*
>> >>>> >     > *root: DEBUG: Server: Apache/2.4.6 (CentOS)
>> OpenSSL/1.0.1e-fips\n*
>> >>>> >     > *root: DEBUG: Content-Length: 74\n*
>> >>>> >     > *root: DEBUG: Content-Type: text/html; charset=UTF-8\n*
>> >>>> >     > *root: DEBUG: \n*
>> >>>> >     > *root: DEBUG: <html><head><title>Error</title></head><body>404
>> - Not
>> >>>> >     > Found</body></html>\n*
>> >>>> >     > root: DEBUG: Connection #0 to host 192.168.203.3 left
>> intact\n
>> >>>> >     > --------------------- >> end captured logging
>> >>>> >     >
>> >>>> >
>> >>>> >     That definitively looks like version 3 of the engine. Either
>> that or
>> >>>> >     version 4 of the engine with web server configuration modified
>> so that
>> >>>> >     the SSO doesn't work as expected.
>> >>>> >
>> >>>> >     What do you get if you run this against that server?
>> >>>> >
>> >>>> >
>> >>>> > Attached.
>> >>>> > Y.
>> >>>> >
>> >>>>
>> >>>> OK, that is version 4.1 of the engine, so next question is why the
>> SSO
>> >>>> service is not responding. Do you see any message in
>> >>>> /var/log/ovirt-engine/server.log about "enginesso.war" not being
>> >>>> deployed? Did you do any modification to the
>> >>>> /etc/httpd/conf.d/z-ovirt-engine.conf file?
>> >>>>
>> >>>> Ravi, Martin, any idea of why the SSO service may not be working?
>> >>>>
>> >>>> >
>> >>>> >
>> >>>> >       curl \
>> >>>> >       --verbose \
>> >>>> >       --insecure \
>> >>>> >       --request GET \
>> >>>> >       --user "admin at internal:yourpassword" \
>> >>>> >       --header "Version: 4" \
>> >>>> >       --header "Accept: application/xml" \
>> >>>> >       "https://thatserver/ovirt-engine/api
>> >>>> >     <https://thatserver/ovirt-engine/api>"
>> >>>> >
>> >>>>
>> >>>>
>> >>>> --
>> >>>> Dirección Comercial: C/Jose Bardasano Baos, 9, Edif. Gorbea 3, planta
>> >>>> 3ºD, 28016 Madrid, Spain
>> >>>> Inscrita en el Reg. Mercantil de Madrid – C.I.F. B82657941 - Red Hat
>> S.L.
>> >>>
>> >>>
>> >>
>> >
>>
>
>
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