common: llama_load_model_from_url windows set CURLOPT_SSL_OPTIONS, CURLSSLOPT_NATIVE_CA

.github/workflows/server.yml

@@ -131,11 +131,15 @@ jobs:
         run: |
           pip install -r examples/server/tests/requirements.txt
 
+      - name: Copy Libcurl
+        id: prepare_libcurl
+        run: |
+          cp $env:RUNNER_TEMP/libcurl/bin/libcurl-x64.dll ./build/bin/Release/libcurl-x64.dll
+
       - name: Tests
         id: server_integration_tests
         if: ${{ !matrix.disabled_on_pr || !github.event.pull_request }}
         run: |
-          cp $env:RUNNER_TEMP/libcurl/bin/libcurl-x64.dll ./build/bin/Release/libcurl.dll
           cd examples/server/tests
           behave.exe --summary --stop --no-capture --exclude 'issues|wrong_usages|passkey' --tags llama.cpp
 

common/common.cpp

@@ -1660,6 +1660,11 @@ struct llama_model * llama_load_model_from_url(const char * model_url, const cha
     // Set the URL, allow to follow http redirection
     curl_easy_setopt(curl, CURLOPT_URL, model_url);
     curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1L);
+#if defined(_WIN32)
+    // CURLSSLOPT_NATIVE_CA tells libcurl to use standard certificate store of
+    //   operating system. Currently implemented under MS-Windows.
+    curl_easy_setopt(curl, CURLOPT_SSL_OPTIONS, CURLSSLOPT_NATIVE_CA);
+#endif
 
     // Check if the file already exists locally
     struct stat model_file_info;

examples/server/tests/features/embeddings.feature

@@ -5,7 +5,7 @@ Feature: llama.cpp server
   Background: Server startup
     Given a server listening on localhost:8080
     And   a model url https://huggingface.co/ggml-org/models/resolve/main/bert-bge-small/ggml-model-f16.gguf
-    And   a model file /tmp/ggml-model-f16.gguf
+    And   a model file ggml-model-f16.gguf
     And   a model alias bert-bge-small
     And   42 as server seed
     And   2 slots

examples/server/tests/features/environment.py

@@ -33,6 +33,16 @@ def after_scenario(context, scenario):
             print("\x1b[33;101mERROR: Server stopped listening\x1b[0m\n")
 
     if not pid_exists(context.server_process.pid):
+        print("Trying to find server logs:")
+        out, err = context.server_process.communicate()
+        if out:
+            print("Server stdout:\n")
+            print(out)
+            print("\n")
+        if err:
+            print("Server stderr:\n")
+            print(err)
+            print("\n")
         assert False, f"Server not running pid={context.server_process.pid} ..."
 
     server_graceful_shutdown(context)

examples/server/tests/features/steps/steps.py

@@ -1094,6 +1094,8 @@ def start_server_background(context):
 
     pkwargs = {
         'creationflags': flags,
+        'stderr': subprocess.PIPE,
+        'stdout': subprocess.PIPE
     }
     context.server_process = subprocess.Popen(
         [str(arg) for arg in [context.server_path, *server_args]],