fix: set licensing timeout environment variables to address persistent connection issues (#547)

* set license timeout env vars and use correct mapdl image

* fix error with container args

Author: iboyd-ansys

.github/workflows/ci.yml

@@ -17,7 +17,7 @@ env:
   DOC_BUILD_SYC_VERSION: 25_2
   FLUENT_IMAGE_VERSION: "v25.2.0"
   SYC_IMAGE_VERSION: "v25.2.0"
-  MAPDL_IMAGE_VERSION: "v25.1-ubuntu"
+  MAPDL_IMAGE_VERSION: "v25.1-ubuntu-cicd" # TODO: update to 25.2
 
 permissions: {} # Zero permissions can be granted at the workflow level if not all jobs require permissions.
                 # As a good rule of thumb, this normally includes jobs that don't use secrets.

src/ansys/systemcoupling/core/client/syc_container.py

@@ -91,7 +91,20 @@ def start_container(
 
     license_server = os.getenv("ANSYSLMD_LICENSE_FILE")
     if license_server:
+        # This is especially necessary in the SYC_CONTAINER_USER case
+        # because licensing can't log to default location if user is
+        # not the default 'root'. However it might also be useful
+        # in other cases to help diagnose license problems as it makes
+        # the log files accessible on host.
         idx = run_args.index("-e")
+        run_args.insert(idx, f"ANSYSLC_APPLOGDIR={mounted_to}")
+        run_args.insert(idx, "-e")
+        # timeout settings fix some license errors we were seeing
+        run_args.insert(idx, "ANSYSCL_TIMEOUT_RESPONSE=300")
+        run_args.insert(idx, "-e")
+        run_args.insert(idx, "ANSYSLI_TIMEOUT_FLEXLM=60")
+        run_args.insert(idx, "-e")
+
         run_args.insert(idx, f"ANSYSLMD_LICENSE_FILE={license_server}")
         run_args.insert(idx, "-e")