Use get("SSL_CERT_FILE") instead of index access (#55)

This logic should be a noop in case the env does not exist, but
index access can raise an exception, so lets fix this.

Author: mateusz834

splunklib/ai/README.md

@@ -504,7 +504,7 @@ add the following snippet to your code:
 
 ```py
 CA_TRUST_STORE = "/opt/splunk/openssl/cert.pem"
-if os.environ["SSL_CERT_FILE"] == CA_TRUST_STORE and not os.path.exists(CA_TRUST_STORE):
+if os.environ.get("SSL_CERT_FILE") == CA_TRUST_STORE and not os.path.exists(CA_TRUST_STORE):
     os.environ["SSL_CERT_FILE"] = ""
 ```
 

tests/system/test_apps/ai_agentic_test_app/bin/agentic_endpoint.py

@@ -32,7 +32,9 @@
 # does not exist on the filesystem. As a workaround in such case if it does not exist,
 # remove the env, this causes the default CAs to be used instead.
 CA_TRUST_STORE = "/opt/splunk/openssl/cert.pem"
-if os.environ["SSL_CERT_FILE"] == CA_TRUST_STORE and not os.path.exists(CA_TRUST_STORE):
+if os.environ.get("SSL_CERT_FILE") == CA_TRUST_STORE and not os.path.exists(
+    CA_TRUST_STORE
+):
     os.environ["SSL_CERT_FILE"] = ""
 
 

tests/system/test_apps/ai_agentic_test_local_tools_app/bin/agentic_app_tools_endpoint.py

@@ -33,7 +33,9 @@
 # does not exist on the filesystem. As a workaround in such case if it does not exist,
 # remove the env, this causes the default CAs to be used instead.
 CA_TRUST_STORE = "/opt/splunk/openssl/cert.pem"
-if os.environ["SSL_CERT_FILE"] == CA_TRUST_STORE and not os.path.exists(CA_TRUST_STORE):
+if os.environ.get("SSL_CERT_FILE") == CA_TRUST_STORE and not os.path.exists(
+    CA_TRUST_STORE
+):
     os.environ["SSL_CERT_FILE"] = ""