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

[Yaniv Kaul]

On Fri, Oct 7, 2016 at 10:44 PM, Yaniv Kaul <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-scenarios/002_bootstrap.py",
> line 98, in add_dc4
>     version=sdk4.types.Version(major=DC_VER_MAJ,minor=DC_VER_MIN),
>   File "/usr/lib64/python2.7/site-packages/ovirtsdk4/services.py", line
> 4347, in add
>     response = self._connection.send(request)
>   File "/usr/lib64/python2.7/site-packages/ovirtsdk4/__init__.py", line
> 276, in send
>     return self.__send(request)
>   File "/usr/lib64/python2.7/site-packages/ovirtsdk4/__init__.py", line
> 298, in __send
>     self._sso_token = self._get_access_token()
>   File "/usr/lib64/python2.7/site-packages/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-packages/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
>  now.
>
> I've tried with http://resources.ovirt.org/pub/ovirt-master-snapshot/rp
> m/fc24/x86_64/python-ovirt-engine-sdk4-4.0.0-0.1.20161004git
> f94eeb5.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_centers_service()
>     nt.assert_true(
>         dc = dcs_service.add(
>             sdk4.types.DataCenter(
>                 name=DC_NAME4,
>                 description='APIv4 DC',
>                 local=False,
>                 version=sdk4.types.Version(maj
> or=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-urlencoded\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
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