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<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">Hello,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US">Try using port 389 for non-ssl or 636 for ssl - even if the server is DC atm.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">---<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">Best Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:Consolas">Patrik<o:p></o:p></span></p>
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<p class="MsoNormal"><span lang="EN-US" style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US">From:</span></b><span lang="EN-US"> radiator <radiator-bounces@lists.open.com.au>
<b>On Behalf Of </b>Hirayama, Pat<br>
<b>Sent:</b> den 16 januari 2021 00:56<br>
<b>To:</b> radiator@lists.open.com.au<br>
<b>Subject:</b> [RADIATOR] ERR: AuthLDAP2 Could not open LDAP connection to AD domain controllers<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;color:black">Greetings,<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;color:black">I am currently trying to migrate an existing Radiator 4.12.1 running on CentOS 6.10 to Radiator 4.25 running on Ubuntu 20.04.1 LTS. I am running into an issue where Radiator 4.25 is unable to connect
via LDAP to my domain controllers. The log shows (DC names changed):<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;color:black"><o:p> </o:p></span></p>
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<p class="p1"><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">00000000 Fri Jan 15 15:26:35 2021 089445: INFO: AuthLDAP2 Connecting to DC1.domain.tld port 3269</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">00000000 Fri Jan 15 15:26:35 2021 124694: ERR: AuthLDAP2 Could not open LDAP connection to
<span style="background:white">DC1.domain.tld</span> port 3269. Backing off for 10 seconds.</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">00000000 Fri Jan 15 15:26:35 2021 124845: INFO: AuthLDAP2 Connecting to
<span style="background:white">DC2.domain.tld</span> port 3269</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">00000000 Fri Jan 15 15:26:35 2021 125576: ERR: AuthLDAP2 Could not open LDAP connection to
<span style="background:white">DC2.domain.tld</span> port 3269. Backing off for 10 seconds.</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">00000000 Fri Jan 15 15:26:35 2021 125720: INFO: AuthLDAP2 Connecting to
<span style="background:white">DC3.domain.tld</span> port 3269</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">00000000 Fri Jan 15 15:26:35 2021 126451: ERR: AuthLDAP2 Could not open LDAP connection to
<span style="background:white">DC3.domain.tld</span> port 3269. Backing off for 10 seconds.</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;color:black">My new <AuthBy LDAP2> stanza (again anonymized)<o:p></o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;color:black"><o:p> </o:p></span></p>
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<p class="p1"><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><Handler Client-Identifier=webvpn-test-servers></span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="apple-converted-space"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">RejectHasReason</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p2" style="min-height:13px"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p> </o:p></span></p>
<p class="p1"><span class="apple-converted-space"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">#AuthLog webvpn-authlog</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="apple-converted-space"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"># Handle test users</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"> <AuthBy LDAP2></span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"> Host DC1.domain.tld DC2.domain.tld DC3.domain.tld </span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><br>
<br>
<o:p></o:p></span></p>
<p class="p1"><span class="apple-converted-space"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">SSLVerify none</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="apple-converted-space"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">include /etc/radiator/ssl.txt</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="apple-converted-space"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">UseSSL</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="apple-converted-space"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">Port 3269</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="apple-converted-space"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">AuthDN XXXXXXXXXXXXXXXX</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="apple-converted-space"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">AuthPassword XXXXXXXXX</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="apple-converted-space"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">CachePasswords</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"> FailureBackoffTime 10</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="apple-converted-space"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">#BaseDN XXXXXXXXXXXX</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="apple-converted-space"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">UsernameAttr sAMAccountName</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"> Debug 255</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="apple-converted-space"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">ServerChecksPassword</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="apple-converted-space"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">#HoldServerConnection</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"> SearchFilter (&(%0=%1)(|(memberOf=XXX)) # removing filter for privacy -- besides, we aren't getting that far</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="apple-converted-space"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"></AuthBy></span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"></Handler></span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:12.0pt;color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;color:black">/etc/radiator/ssl.txt (anonymized):<o:p></o:p></span></p>
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<p class="p1"><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">SSLCAClientCert</span></span><span class="apple-tab-span"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">/etc/ssl/certs/server.pem</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">SSLCAClientKey</span></span><span class="apple-tab-span"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">/etc/ssl/private/server.key</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">SSLCAFile</span></span><span class="apple-tab-span"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">
</span></span><span class="s1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black">/etc/ssl/certs/ca.pem</span></span><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p></o:p></span></p>
<p class="p1"><span style="font-size:8.5pt;font-family:"Menlo",serif;color:black"><o:p> </o:p></span></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;color:black">Aside from the lines that have been commented out above -- I have tried modifying SSLCiphers from default mostly because someone mentioned that they were running under a newer version of OpenSSL
that protected against weak Diffie Hellman keys (to prevent LogJam attack). That didn't seem to help. I have Trace running at 5 and Debug at 255. </span><o:p></o:p></p>
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</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;color:black">Any help would be appreciated. </span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;color:black"><br>
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</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;color:black">Thanks!</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:12.0pt;color:black"> -p</span><o:p></o:p></p>
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<p class="MsoNormal"><o:p> </o:p></p>
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<span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#1F497D">--<br>
Pat Hirayama<br>
Systems Engineer | CIT / Systems Engineering | 206.667.4856 | </span><span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#123054"><a href="mailto:phirayam@fredhutch.org">phirayam@fredhutch.org</a></span><span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#1F497D">
| Fred Hutch | Cures Start Here</span><span style="font-size:9.0pt;font-family:"Arial",sans-serif;color:#123054"><o:p></o:p></span></p>
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