This is the output of phpCAS::setDebug($filename) applied to egroupware:

1150 .START phpCAS-1.1.2 ****************** [CAS.php:494]
1150 .=> phpCAS::client('2.0', 'anarchy.mydomain.com', 8443, '/cas')
[login.php:71]
1150 .|    => CASClient::CASClient('2.0', false, 'anarchy.mydomain.com',
8443, '/cas', true) [CAS.php:397]
1150 .|    |    Starting a new session [client.php:599]
1150 .|    <= ''
1150 .<= ''
1150 .=> phpCAS::setNoCasServerValidation() [login.php:87]
1150 .<= ''
1150 .=> phpCAS::forceAuthentication() [login.php:90]
1150 .|    => CASClient::forceAuthentication() [CAS.php:969]
1150 .|    |    => CASClient::isAuthenticated() [client.php:868]
1150 .|    |    |    => CASClient::wasPreviouslyAuthenticated()
[client.php:973]
1150 .|    |    |    |    no user found [client.php:1104]
1150 .|    |    |    <= false
1150 .|    |    |    no ticket found [client.php:1024]
1150 .|    |    <= false
1150 .|    |    => CASClient::redirectToCas(false) [client.php:877]
1150 .|    |    |    => CASClient::getServerLoginURL(false, false)
[client.php:1121]
1150 .|    |    |    |    => CASClient::getURL() [client.php:360]
1150 .|    |    |    |    |    Final URI:
https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php [client.php:2653]
1150 .|    |    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
1150 .|    |    |    <=
'https://anarchy.mydomain.com:8443/cas/login?service=https%3A%2F%
2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%
3D%252Findex.php'
1150 .|    |    |    Redirect to :
https://anarchy.mydomain.com:8443/cas/login?service=https%3A%2F%
2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%
3D%252Findex.php
1150 .|    |    |    exit()
1150 .|    |    |    -
1150 .|    |    -
1150 .|    -
23B2 .START phpCAS-1.1.2 ****************** [CAS.php:494]
23B2 .=> phpCAS::client('2.0', 'anarchy.mydomain.com', 8443, '/cas')
[login.php:71]
23B2 .|    => CASClient::CASClient('2.0', false, 'anarchy.mydomain.com',
8443, '/cas', true) [CAS.php:397]
23B2 .|    |    Starting a new session [client.php:599]
23B2 .|    |    ST or PT 'ST-12700-aEpPL45gR9l0aJ0RkGXb-cas' found
[client.php:676]
23B2 .|    <= ''
23B2 .<= ''
23B2 .=> phpCAS::setNoCasServerValidation() [login.php:87]
23B2 .<= ''
23B2 .=> phpCAS::forceAuthentication() [login.php:90]
23B2 .|    => CASClient::forceAuthentication() [CAS.php:969]
23B2 .|    |    => CASClient::isAuthenticated() [client.php:868]
23B2 .|    |    |    => CASClient::wasPreviouslyAuthenticated()
[client.php:973]
23B2 .|    |    |    |    no user found [client.php:1104]
23B2 .|    |    |    <= false
23B2 .|    |    |    PT `ST-12700-aEpPL45gR9l0aJ0RkGXb-cas' is present
[client.php:1002]
23B2 .|    |    |    => CASClient::validatePT('', NULL, NULL)
[client.php:1003]
23B2 .|    |    |    |    => CASClient::getURL() [client.php:480]
23B2 .|    |    |    |    |    Final URI:
https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php [client.php:2653]
23B2 .|    |    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
23B2 .|    |    |    |    =>
CASClient::readURL('https://anarchy.mydomain.com:8443/cas/proxyValidate?service=https%3A%2F%2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%3D%252Findex.php&ticket=ST-12700-aEpPL45gR9l0aJ0RkGXb-cas',
 '', NULL, NULL, NULL) [client.php:2504]
23B2 .|    |    |    |    <= true
23B2 .|    |    |    |    =>
CASClient::renameSession('ST-12700-aEpPL45gR9l0aJ0RkGXb-cas')
[client.php:2567]
23B2 .|    |    |    |    |    Session ID:
ST12700aEpPL45gR9l0aJ0RkGXbcas [client.php:737]
23B2 .|    |    |    |    |    Restoring old session vars
[client.php:740]
23B2 .|    |    |    |    <= ''
23B2 .|    |    |    <= true
23B2 .|    |    |    PT `ST-12700-aEpPL45gR9l0aJ0RkGXb-cas' was
validated [client.php:1004]
23B2 .|    |    |    => CASClient::getURL() [client.php:1029]
23B2 .|    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
23B2 .|    |    |    => CASClient::getURL() [client.php:1030]
23B2 .|    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
23B2 .|    |    |    Prepare redirect to :
https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php
23B2 .|    |    <= true
23B2 .|    |    no need to authenticate [client.php:870]
23B2 .|    <= true
23B2 .|    no need to authenticate (user `jrosental' is already
authenticated) [CAS.php:985]
23B2 .<= ''
23B2 .=> CASClient::retrievePT('imap://localhost', NULL, NULL)
[CAS.php:1409]
23B2 .|    =>
CASClient::readURL('https://anarchy.mydomain.com:8443/cas/proxy?targetService=imap%3A%2F%2Flocalhost&pgt=',
 '', NULL, NULL, '') [client.php:2054]
23B2 .|    <= true
23B2 .|    domxml_open_mem() failed [client.php:2067]
23B2 .<= false
AF34 .START phpCAS-1.1.2 ****************** [CAS.php:494]
AF34 .=> phpCAS::client('2.0', 'anarchy.mydomain.com', 8443, '/cas')
[login.php:71]
AF34 .|    => CASClient::CASClient('2.0', false, 'anarchy.mydomain.com',
8443, '/cas', true) [CAS.php:397]
AF34 .|    |    Starting a new session [client.php:599]
AF34 .|    <= ''
AF34 .<= ''
AF34 .=> phpCAS::setNoCasServerValidation() [login.php:87]
AF34 .<= ''
AF34 .=> phpCAS::forceAuthentication() [login.php:90]
AF34 .|    => CASClient::forceAuthentication() [CAS.php:969]
AF34 .|    |    => CASClient::isAuthenticated() [client.php:868]
AF34 .|    |    |    => CASClient::wasPreviouslyAuthenticated()
[client.php:973]
AF34 .|    |    |    |    no user found [client.php:1104]
AF34 .|    |    |    <= false
AF34 .|    |    |    no ticket found [client.php:1024]
AF34 .|    |    <= false
AF34 .|    |    => CASClient::redirectToCas(false) [client.php:877]
AF34 .|    |    |    => CASClient::getServerLoginURL(false, false)
[client.php:1121]
AF34 .|    |    |    |    => CASClient::getURL() [client.php:360]
AF34 .|    |    |    |    |    Final URI:
https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php [client.php:2653]
AF34 .|    |    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
AF34 .|    |    |    <=
'https://anarchy.mydomain.com:8443/cas/login?service=https%3A%2F%
2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%
3D%252Findex.php'
AF34 .|    |    |    Redirect to :
https://anarchy.mydomain.com:8443/cas/login?service=https%3A%2F%
2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%
3D%252Findex.php
AF34 .|    |    |    exit()
AF34 .|    |    |    -
AF34 .|    |    -
AF34 .|    -
606A .START phpCAS-1.1.2 ****************** [CAS.php:494]
606A .=> phpCAS::client('2.0', 'anarchy.mydomain.com', 8443, '/cas')
[login.php:71]
606A .|    => CASClient::CASClient('2.0', false, 'anarchy.mydomain.com',
8443, '/cas', true) [CAS.php:397]
606A .|    |    Starting a new session [client.php:599]
606A .|    |    ST or PT 'ST-12701-Oy3rmurMD2Pt0YrEIKz5-cas' found
[client.php:676]
606A .|    <= ''
606A .<= ''
606A .=> phpCAS::setNoCasServerValidation() [login.php:87]
606A .<= ''
606A .=> phpCAS::forceAuthentication() [login.php:90]
606A .|    => CASClient::forceAuthentication() [CAS.php:969]
606A .|    |    => CASClient::isAuthenticated() [client.php:868]
606A .|    |    |    => CASClient::wasPreviouslyAuthenticated()
[client.php:973]
606A .|    |    |    |    no user found [client.php:1104]
606A .|    |    |    <= false
606A .|    |    |    PT `ST-12701-Oy3rmurMD2Pt0YrEIKz5-cas' is present
[client.php:1002]
606A .|    |    |    => CASClient::validatePT('', NULL, NULL)
[client.php:1003]
606A .|    |    |    |    => CASClient::getURL() [client.php:480]
606A .|    |    |    |    |    Final URI:
https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php [client.php:2653]
606A .|    |    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
606A .|    |    |    |    =>
CASClient::readURL('https://anarchy.mydomain.com:8443/cas/proxyValidate?service=https%3A%2F%2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%3D%252Findex.php&ticket=ST-12701-Oy3rmurMD2Pt0YrEIKz5-cas',
 '', NULL, NULL, NULL) [client.php:2504]
606A .|    |    |    |    <= true
606A .|    |    |    |    =>
CASClient::renameSession('ST-12701-Oy3rmurMD2Pt0YrEIKz5-cas')
[client.php:2567]
606A .|    |    |    |    |    Session ID:
ST12701Oy3rmurMD2Pt0YrEIKz5cas [client.php:737]
606A .|    |    |    |    |    Restoring old session vars
[client.php:740]
606A .|    |    |    |    <= ''
606A .|    |    |    <= true
606A .|    |    |    PT `ST-12701-Oy3rmurMD2Pt0YrEIKz5-cas' was
validated [client.php:1004]
606A .|    |    |    => CASClient::getURL() [client.php:1029]
606A .|    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
606A .|    |    |    => CASClient::getURL() [client.php:1030]
606A .|    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
606A .|    |    |    Prepare redirect to :
https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php
606A .|    |    <= true
606A .|    |    no need to authenticate [client.php:870]
606A .|    <= true
606A .|    no need to authenticate (user `jrosental' is already
authenticated) [CAS.php:985]
606A .<= ''
606A .=> CASClient::retrievePT('imap://localhost', NULL, NULL)
[CAS.php:1409]
606A .|    =>
CASClient::readURL('https://anarchy.mydomain.com:8443/cas/proxy?targetService=imap%3A%2F%2Flocalhost&pgt=',
 '', NULL, NULL, '') [client.php:2054]
606A .|    <= true
606A .|    domxml_open_mem() failed [client.php:2067]
606A .<= false
3185 .START phpCAS-1.1.2 ****************** [CAS.php:494]
3185 .=> phpCAS::client('2.0', 'anarchy.mydomain.com', 8443, '/cas')
[login.php:71]
3185 .|    => CASClient::CASClient('2.0', false, 'anarchy.mydomain.com',
8443, '/cas', true) [CAS.php:397]
3185 .|    |    Starting a new session [client.php:599]
3185 .|    <= ''
3185 .<= ''
3185 .=> phpCAS::setNoCasServerValidation() [login.php:87]
3185 .<= ''
3185 .=> phpCAS::forceAuthentication() [login.php:90]
3185 .|    => CASClient::forceAuthentication() [CAS.php:969]
3185 .|    |    => CASClient::isAuthenticated() [client.php:868]
3185 .|    |    |    => CASClient::wasPreviouslyAuthenticated()
[client.php:973]
3185 .|    |    |    |    no user found [client.php:1104]
3185 .|    |    |    <= false
3185 .|    |    |    no ticket found [client.php:1024]
3185 .|    |    <= false
3185 .|    |    => CASClient::redirectToCas(false) [client.php:877]
3185 .|    |    |    => CASClient::getServerLoginURL(false, false)
[client.php:1121]
3185 .|    |    |    |    => CASClient::getURL() [client.php:360]
3185 .|    |    |    |    |    Final URI:
https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php [client.php:2653]
3185 .|    |    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
3185 .|    |    |    <=
'https://anarchy.mydomain.com:8443/cas/login?service=https%3A%2F%
2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%
3D%252Findex.php'
3185 .|    |    |    Redirect to :
https://anarchy.mydomain.com:8443/cas/login?service=https%3A%2F%
2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%
3D%252Findex.php
3185 .|    |    |    exit()
3185 .|    |    |    -
3185 .|    |    -
3185 .|    -
6489 .START phpCAS-1.1.2 ****************** [CAS.php:494]
6489 .=> phpCAS::client('2.0', 'anarchy.mydomain.com', 8443, '/cas')
[login.php:71]
6489 .|    => CASClient::CASClient('2.0', false, 'anarchy.mydomain.com',
8443, '/cas', true) [CAS.php:397]
6489 .|    |    Starting a new session [client.php:599]
6489 .|    |    ST or PT 'ST-12702-zavQUpcrIedywNCYaNDI-cas' found
[client.php:676]
6489 .|    <= ''
6489 .<= ''
6489 .=> phpCAS::setNoCasServerValidation() [login.php:87]
6489 .<= ''
6489 .=> phpCAS::forceAuthentication() [login.php:90]
6489 .|    => CASClient::forceAuthentication() [CAS.php:969]
6489 .|    |    => CASClient::isAuthenticated() [client.php:868]
6489 .|    |    |    => CASClient::wasPreviouslyAuthenticated()
[client.php:973]
6489 .|    |    |    |    no user found [client.php:1104]
6489 .|    |    |    <= false
6489 .|    |    |    PT `ST-12702-zavQUpcrIedywNCYaNDI-cas' is present
[client.php:1002]
6489 .|    |    |    => CASClient::validatePT('', NULL, NULL)
[client.php:1003]
6489 .|    |    |    |    => CASClient::getURL() [client.php:480]
6489 .|    |    |    |    |    Final URI:
https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php [client.php:2653]
6489 .|    |    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
6489 .|    |    |    |    =>
CASClient::readURL('https://anarchy.mydomain.com:8443/cas/proxyValidate?service=https%3A%2F%2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%3D%252Findex.php&ticket=ST-12702-zavQUpcrIedywNCYaNDI-cas',
 '', NULL, NULL, NULL) [client.php:2504]
6489 .|    |    |    |    <= true
6489 .|    |    |    |    =>
CASClient::renameSession('ST-12702-zavQUpcrIedywNCYaNDI-cas')
[client.php:2567]
6489 .|    |    |    |    |    Session ID:
ST12702zavQUpcrIedywNCYaNDIcas [client.php:737]
6489 .|    |    |    |    |    Restoring old session vars
[client.php:740]
6489 .|    |    |    |    <= ''
6489 .|    |    |    <= true
6489 .|    |    |    PT `ST-12702-zavQUpcrIedywNCYaNDI-cas' was
validated [client.php:1004]
6489 .|    |    |    => CASClient::getURL() [client.php:1029]
6489 .|    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
6489 .|    |    |    => CASClient::getURL() [client.php:1030]
6489 .|    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
6489 .|    |    |    Prepare redirect to :
https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php
6489 .|    |    <= true
6489 .|    |    no need to authenticate [client.php:870]
6489 .|    <= true
6489 .|    no need to authenticate (user `jrosental' is already
authenticated) [CAS.php:985]
6489 .<= ''
6489 .=> CASClient::retrievePT('imap://localhost', NULL, NULL)
[CAS.php:1409]
6489 .|    =>
CASClient::readURL('https://anarchy.mydomain.com:8443/cas/proxy?targetService=imap%3A%2F%2Flocalhost&pgt=',
 '', NULL, NULL, '') [client.php:2054]
6489 .|    <= true
6489 .|    domxml_open_mem() failed [client.php:2067]
6489 .<= false
D3B5 .START phpCAS-1.1.2 ****************** [CAS.php:494]
D3B5 .=> phpCAS::client('2.0', 'anarchy.mydomain.com', 8443, '/cas')
[login.php:71]
D3B5 .|    => CASClient::CASClient('2.0', false, 'anarchy.mydomain.com',
8443, '/cas', true) [CAS.php:397]
D3B5 .|    |    Starting a new session [client.php:599]
D3B5 .|    <= ''
D3B5 .<= ''
D3B5 .=> phpCAS::setNoCasServerValidation() [login.php:87]
D3B5 .<= ''
D3B5 .=> phpCAS::forceAuthentication() [login.php:90]
D3B5 .|    => CASClient::forceAuthentication() [CAS.php:969]
D3B5 .|    |    => CASClient::isAuthenticated() [client.php:868]
D3B5 .|    |    |    => CASClient::wasPreviouslyAuthenticated()
[client.php:973]
D3B5 .|    |    |    |    no user found [client.php:1104]
D3B5 .|    |    |    <= false
D3B5 .|    |    |    no ticket found [client.php:1024]
D3B5 .|    |    <= false
D3B5 .|    |    => CASClient::redirectToCas(false) [client.php:877]
D3B5 .|    |    |    => CASClient::getServerLoginURL(false, false)
[client.php:1121]
D3B5 .|    |    |    |    => CASClient::getURL() [client.php:360]
D3B5 .|    |    |    |    |    Final URI:
https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php [client.php:2653]
D3B5 .|    |    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
D3B5 .|    |    |    <=
'https://anarchy.mydomain.com:8443/cas/login?service=https%3A%2F%
2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%
3D%252Findex.php'
D3B5 .|    |    |    Redirect to :
https://anarchy.mydomain.com:8443/cas/login?service=https%3A%2F%
2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%
3D%252Findex.php
D3B5 .|    |    |    exit()
D3B5 .|    |    |    -
D3B5 .|    |    -
D3B5 .|    -
6804 .START phpCAS-1.1.2 ****************** [CAS.php:494]
6804 .=> phpCAS::client('2.0', 'anarchy.mydomain.com', 8443, '/cas')
[login.php:71]
6804 .|    => CASClient::CASClient('2.0', false, 'anarchy.mydomain.com',
8443, '/cas', true) [CAS.php:397]
6804 .|    |    Starting a new session [client.php:599]
6804 .|    |    ST or PT 'ST-12703-OLKIRQV1ZZUioEXY7Hh0-cas' found
[client.php:676]
6804 .|    <= ''
6804 .<= ''
6804 .=> phpCAS::setNoCasServerValidation() [login.php:87]
6804 .<= ''
6804 .=> phpCAS::forceAuthentication() [login.php:90]
6804 .|    => CASClient::forceAuthentication() [CAS.php:969]
6804 .|    |    => CASClient::isAuthenticated() [client.php:868]
6804 .|    |    |    => CASClient::wasPreviouslyAuthenticated()
[client.php:973]
6804 .|    |    |    |    no user found [client.php:1104]
6804 .|    |    |    <= false
6804 .|    |    |    PT `ST-12703-OLKIRQV1ZZUioEXY7Hh0-cas' is present
[client.php:1002]
6804 .|    |    |    => CASClient::validatePT('', NULL, NULL)
[client.php:1003]
6804 .|    |    |    |    => CASClient::getURL() [client.php:480]
6804 .|    |    |    |    |    Final URI:
https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php [client.php:2653]
6804 .|    |    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
6804 .|    |    |    |    =>
CASClient::readURL('https://anarchy.mydomain.com:8443/cas/proxyValidate?service=https%3A%2F%2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%3D%252Findex.php&ticket=ST-12703-OLKIRQV1ZZUioEXY7Hh0-cas',
 '', NULL, NULL, NULL) [client.php:2504]
6804 .|    |    |    |    <= true
6804 .|    |    |    |    =>
CASClient::renameSession('ST-12703-OLKIRQV1ZZUioEXY7Hh0-cas')
[client.php:2567]
6804 .|    |    |    |    |    Session ID:
ST12703OLKIRQV1ZZUioEXY7Hh0cas [client.php:737]
6804 .|    |    |    |    |    Restoring old session vars
[client.php:740]
6804 .|    |    |    |    <= ''
6804 .|    |    |    <= true
6804 .|    |    |    PT `ST-12703-OLKIRQV1ZZUioEXY7Hh0-cas' was
validated [client.php:1004]
6804 .|    |    |    => CASClient::getURL() [client.php:1029]
6804 .|    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
6804 .|    |    |    => CASClient::getURL() [client.php:1030]
6804 .|    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
6804 .|    |    |    Prepare redirect to :
https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php
6804 .|    |    <= true
6804 .|    |    no need to authenticate [client.php:870]
6804 .|    <= true
6804 .|    no need to authenticate (user `jrosental' is already
authenticated) [CAS.php:985]
6804 .<= ''
6804 .=> CASClient::retrievePT('imap://localhost', NULL, NULL)
[CAS.php:1409]
6804 .|    =>
CASClient::readURL('https://anarchy.mydomain.com:8443/cas/proxy?targetService=imap%3A%2F%2Flocalhost&pgt=',
 '', NULL, NULL, '') [client.php:2054]
6804 .|    <= true
6804 .|    domxml_open_mem() failed [client.php:2067]
6804 .<= false
C576 .START phpCAS-1.1.2 ****************** [CAS.php:494]
C576 .=> phpCAS::client('2.0', 'anarchy.mydomain.com', 8443, '/cas')
[login.php:71]
C576 .|    => CASClient::CASClient('2.0', false, 'anarchy.mydomain.com',
8443, '/cas', true) [CAS.php:397]
C576 .|    |    Starting a new session [client.php:599]
C576 .|    <= ''
C576 .<= ''
C576 .=> phpCAS::setNoCasServerValidation() [login.php:87]
C576 .<= ''
C576 .=> phpCAS::forceAuthentication() [login.php:90]
C576 .|    => CASClient::forceAuthentication() [CAS.php:969]
C576 .|    |    => CASClient::isAuthenticated() [client.php:868]
C576 .|    |    |    => CASClient::wasPreviouslyAuthenticated()
[client.php:973]
C576 .|    |    |    |    no user found [client.php:1104]
C576 .|    |    |    <= false
C576 .|    |    |    no ticket found [client.php:1024]
C576 .|    |    <= false
C576 .|    |    => CASClient::redirectToCas(false) [client.php:877]
C576 .|    |    |    => CASClient::getServerLoginURL(false, false)
[client.php:1121]
C576 .|    |    |    |    => CASClient::getURL() [client.php:360]
C576 .|    |    |    |    |    Final URI:
https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php [client.php:2653]
C576 .|    |    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
C576 .|    |    |    <=
'https://anarchy.mydomain.com:8443/cas/login?service=https%3A%2F%
2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%
3D%252Findex.php'
C576 .|    |    |    Redirect to :
https://anarchy.mydomain.com:8443/cas/login?service=https%3A%2F%
2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%
3D%252Findex.php
C576 .|    |    |    exit()
C576 .|    |    |    -
C576 .|    |    -
C576 .|    -
5F01 .START phpCAS-1.1.2 ****************** [CAS.php:494]
5F01 .=> phpCAS::client('2.0', 'anarchy.mydomain.com', 8443, '/cas')
[login.php:71]
5F01 .|    => CASClient::CASClient('2.0', false, 'anarchy.mydomain.com',
8443, '/cas', true) [CAS.php:397]
5F01 .|    |    Starting a new session [client.php:599]
5F01 .|    |    ST or PT 'ST-12704-RmRFQraUi23dNv56MElx-cas' found
[client.php:676]
5F01 .|    <= ''
5F01 .<= ''
5F01 .=> phpCAS::setNoCasServerValidation() [login.php:87]
5F01 .<= ''
5F01 .=> phpCAS::forceAuthentication() [login.php:90]
5F01 .|    => CASClient::forceAuthentication() [CAS.php:969]
5F01 .|    |    => CASClient::isAuthenticated() [client.php:868]
5F01 .|    |    |    => CASClient::wasPreviouslyAuthenticated()
[client.php:973]
5F01 .|    |    |    |    no user found [client.php:1104]
5F01 .|    |    |    <= false
5F01 .|    |    |    PT `ST-12704-RmRFQraUi23dNv56MElx-cas' is present
[client.php:1002]
5F01 .|    |    |    => CASClient::validatePT('', NULL, NULL)
[client.php:1003]
5F01 .|    |    |    |    => CASClient::getURL() [client.php:480]
5F01 .|    |    |    |    |    Final URI:
https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php [client.php:2653]
5F01 .|    |    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
5F01 .|    |    |    |    =>
CASClient::readURL('https://anarchy.mydomain.com:8443/cas/proxyValidate?service=https%3A%2F%2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%3D%252Findex.php&ticket=ST-12704-RmRFQraUi23dNv56MElx-cas',
 '', NULL, NULL, NULL) [client.php:2504]
5F01 .|    |    |    |    <= true
5F01 .|    |    |    |    =>
CASClient::renameSession('ST-12704-RmRFQraUi23dNv56MElx-cas')
[client.php:2567]
5F01 .|    |    |    |    |    Session ID:
ST12704RmRFQraUi23dNv56MElxcas [client.php:737]
5F01 .|    |    |    |    |    Restoring old session vars
[client.php:740]
5F01 .|    |    |    |    <= ''
5F01 .|    |    |    <= true
5F01 .|    |    |    PT `ST-12704-RmRFQraUi23dNv56MElx-cas' was
validated [client.php:1004]
5F01 .|    |    |    => CASClient::getURL() [client.php:1029]
5F01 .|    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
5F01 .|    |    |    => CASClient::getURL() [client.php:1030]
5F01 .|    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
5F01 .|    |    |    Prepare redirect to :
https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php
5F01 .|    |    <= true
5F01 .|    |    no need to authenticate [client.php:870]
5F01 .|    <= true
5F01 .|    no need to authenticate (user `jrosental' is already
authenticated) [CAS.php:985]
5F01 .<= ''
5F01 .=> CASClient::retrievePT('imap://localhost', NULL, NULL)
[CAS.php:1409]
5F01 .|    =>
CASClient::readURL('https://anarchy.mydomain.com:8443/cas/proxy?targetService=imap%3A%2F%2Flocalhost&pgt=',
 '', NULL, NULL, '') [client.php:2054]
5F01 .|    <= true
5F01 .|    domxml_open_mem() failed [client.php:2067]
5F01 .<= false
AD07 .START phpCAS-1.1.2 ****************** [CAS.php:494]
AD07 .=> phpCAS::client('2.0', 'anarchy.mydomain.com', 8443, '/cas')
[login.php:71]
AD07 .|    => CASClient::CASClient('2.0', false, 'anarchy.mydomain.com',
8443, '/cas', true) [CAS.php:397]
AD07 .|    |    Starting a new session [client.php:599]
AD07 .|    <= ''
AD07 .<= ''
AD07 .=> phpCAS::setNoCasServerValidation() [login.php:87]
AD07 .<= ''
AD07 .=> phpCAS::forceAuthentication() [login.php:90]
AD07 .|    => CASClient::forceAuthentication() [CAS.php:969]
AD07 .|    |    => CASClient::isAuthenticated() [client.php:868]
AD07 .|    |    |    => CASClient::wasPreviouslyAuthenticated()
[client.php:973]
AD07 .|    |    |    |    no user found [client.php:1104]
AD07 .|    |    |    <= false
AD07 .|    |    |    no ticket found [client.php:1024]
AD07 .|    |    <= false
AD07 .|    |    => CASClient::redirectToCas(false) [client.php:877]
AD07 .|    |    |    => CASClient::getServerLoginURL(false, false)
[client.php:1121]
AD07 .|    |    |    |    => CASClient::getURL() [client.php:360]
AD07 .|    |    |    |    |    Final URI:
https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php [client.php:2653]
AD07 .|    |    |    |    <=
'https://test.mydomain.com/egroupware/login.php?cd=10&phpgw_forward=%
2Findex.php'
AD07 .|    |    |    <=
'https://anarchy.mydomain.com:8443/cas/login?service=https%3A%2F%
2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%
3D%252Findex.php'
AD07 .|    |    |    Redirect to :
https://anarchy.mydomain.com:8443/cas/login?service=https%3A%2F%
2Ftest.mydomain.com%2Fegroupware%2Flogin.php%3Fcd%3D10%26phpgw_forward%
3D%252Findex.php
AD07 .|    |    |    exit()
AD07 .|    |    |    -
AD07 .|    |    -
AD07 .|    -

What could i do?

Note: In my setup "anarchy.mydomain.com" is my CAS server and
"test.mydomain.com" is where i've egroupware installed.

Thanks in advance.

On Wed, 2010-09-15 at 18:55 +0200, Joachim Fritschi wrote:
> Please enable the phpCAS debug log:
> 
> phpCAS::setDebug($filename);
> 
> Please review it yourself and post the results. This is the only way to 
> solve these kinds of integration problems without access to a similar 
> system ;).
> The debug log is extra verbose and designed to debug these kinds of 
> issues remotely.
> 
> Regards,
> 
> Joachim
> 
> Am 14.09.2010 18:03, schrieb Joel Rosental R.:
> > Hi,
> >
> > I've installed egroupware 1.6 in a Debian machine and configured it to
> > perform CAS authentication, when i type in my browser
> > http://mydomain.com/egroupware) it redirects me to CAS web portal where
> > i put my login and password. After this, i get an error like this:
> >
> > Unable to load page
> >
> >
> > Problem occured while loading the URL
> > http://mydomain/egroupware/login.php?cd=10&phpgw_forward=%
> > 2Findex.php&ticket=ST-359-6TR4AhjG1KfeQMfZkUM2-cas
> >
> > Too many redirects
> >
> >
> > or
> >
> > This webpage has a redirect loop.
> > The webpage at http://mydomain/egroupware has resulted in too many
> > redirects. Clearing your cookies for this site or allowing third-party
> > cookies may fix the problem. If not, it is possibly a server
> > configuration issue and not a problem with your computer.
> >
> >
> >
> > As far as i understand, egroupware by default makes some kind of
> > redirection from login.php to index.php and maybe some weird things with
> > redirects and that is creating a loop.
> >
> > Any ideas?
> >
> >
> 
> 

Attachment: signature.asc
Description: This is a digitally signed message part

Reply via email to