Changes between Version 13 and Version 14 of FAQs

Timestamp:

2014-03-31T20:07:48Z (10 years ago)

Author:

Pan Luo

Comment:

--

FAQs

@@ -25 +25 @@
  *   change the permission to /<your-install-dir>: chmod 775 <your-install-dir>:
 The reason for permission changing on !TeamMaker and /<your-install-dir>, is to grant the right permission for your Apache user to execute and create temporary files for group making.
-
 
 == General ==
@@ -75 +74 @@
 * A patch has been added to iPeer code base to avoid the response being chunked. This patch will be included in version 3.1.1.
 * (Figure out why !RestTemplate is not correct parsing chunked response.)
+
+== [http://ubc.github.io/ipeer-b2/ Building Block] ==
+
+=== Error: unable to find valid certification path to requested target ===
+It was because the intermediate certificate on iPeer was not installed properly. So the build block (java) couldn’t get the root certificate because the chain was broken. 
+
+'''Troubleshooting''':  Run the following command:
+{{{
+openssl s_client -showcerts -connect IPEER_SERVER_DOMAIN:443
+}}}
+The result shows only one certificate. It suppose to have two certificate, including one intermediate cert. 
+
+'''Resolution''': One of those two 
+1. install the intermediate cert correctly on ipeer
+2. import the intermediate cert on java side (blackboard keystore)
+
+First one is recommended. The method is depending on what kind of technology used on server:
+* For Nginx: http://www.digicert.com/ssl-certificate-installation-nginx.htm
+* For Apache: https://support.globalsign.com/customer/portal/articles/1225234-install-certificate---apache-openssl
+* For other servers: Google search: SERVER NAME + intermediate certificate