Add MATLAB version as a resource attribute. Closes #178

Author: duncanpo

CMakeLists.txt

@@ -211,6 +211,8 @@ if(NOT DEFINED OTEL_CPP_INSTALLED_DIR)
        set(patch_command "")
    endif()
 
+   # Note: examples are temporarily turned off (-DWITH_EXAMPLES=OFF) due to a build issue that is now fixed in #3284
+   # Renable examples after pulling in the fix
    ExternalProject_Add(
        ${OTEL_CPP_PROJECT_NAME}
        GIT_REPOSITORY ${OTEL_CPP_GIT_REPOSITORY}

sdk/common/+opentelemetry/+sdk/+common/addDefaultResource.m

@@ -0,0 +1,13 @@
+function [keys, values] = addDefaultResource(keys, values)
+
+% MATLAB version
+v = string(version);
+
+if isdeployed
+    runtimename = "MATLAB Runtime";
+else
+    runtimename = "MATLAB";
+end
+
+keys = [keys; "process.runtime.name"; "process.runtime.version"];
+values = [values; {runtimename}; {v}];

sdk/logs/+opentelemetry/+sdk/+logs/LoggerProvider.m

@@ -2,7 +2,7 @@
     % An SDK implementation of logger provider, which stores a set of configurations used
     % in a logging system.
 
-    % Copyright 2024 The MathWorks, Inc.
+    % Copyright 2024-2025 The MathWorks, Inc.
 
     properties(Access=private)
         isShutdown (1,1) logical = false
@@ -143,6 +143,9 @@ function processOptions(obj, processor, optionnames, optionvalues)
                 end
             end
 
+            [resourcekeys, resourcevalues] = opentelemetry.sdk.common.addDefaultResource(...
+                resourcekeys, resourcevalues);
+            
             obj.Proxy = libmexclass.proxy.Proxy("Name", ...
                 "libmexclass.opentelemetry.sdk.LoggerProviderProxy", ...
                 "ConstructorArguments", {processor.Proxy.ID, resourcekeys, ...

sdk/metrics/+opentelemetry/+sdk/+metrics/MeterProvider.m

@@ -2,7 +2,7 @@
     % An SDK implementation of meter provider, which stores a set of configurations used
     % in a metrics system.
 
-    % Copyright 2023-2024 The MathWorks, Inc.
+    % Copyright 2023-2025 The MathWorks, Inc.
 
     properties(Access=private)
         isShutdown (1,1) logical = false
@@ -165,6 +165,9 @@ function processOptions(obj, reader, optionnames, optionvalues)
                     viewid = view.Proxy.ID;
                 end
             end
+            
+            [resourcekeys, resourcevalues] = opentelemetry.sdk.common.addDefaultResource(...
+                resourcekeys, resourcevalues);
 
             obj.Proxy = libmexclass.proxy.Proxy("Name", ...
                 "libmexclass.opentelemetry.sdk.MeterProviderProxy", ...

sdk/trace/+opentelemetry/+sdk/+trace/TracerProvider.m

@@ -2,7 +2,7 @@
     % An SDK implementation of tracer provider, which stores a set of configurations used
     % in a distributed tracing system.
 
-    % Copyright 2023-2024 The MathWorks, Inc.
+    % Copyright 2023-2025 The MathWorks, Inc.
 
     properties(Access=private)
         isShutdown (1,1) logical = false
@@ -155,6 +155,8 @@ function processOptions(obj, processor, optionnames, optionvalues)
                     end
                 end
             end
+            [resourcekeys, resourcevalues] = opentelemetry.sdk.common.addDefaultResource(...
+                resourcekeys, resourcevalues);
             if ~foundsampler
                 sampler = opentelemetry.sdk.trace.AlwaysOnSampler;
             end

test/tlogs.m

@@ -1,7 +1,7 @@
 classdef tlogs < matlab.unittest.TestCase
     % tests for logs
 
-    % Copyright 2024 The MathWorks, Inc.
+    % Copyright 2024-2025 The MathWorks, Inc.
 
     properties
         OtelConfigFile
@@ -97,6 +97,16 @@ function testBasic(testCase)
                 serviceidx = find(resourcekeys == "service.name");
                 verifyNotEmpty(testCase, serviceidx);
                 verifyEqual(testCase, results.resourceLogs.resource.attributes(serviceidx).value.stringValue, 'unknown_service');
+
+                runtimeidx = find(resourcekeys == "process.runtime.name");
+                verifyNotEmpty(testCase, runtimeidx);
+                runtime_actual = results.resourceLogs.resource.attributes(runtimeidx).value.stringValue;
+                verifyTrue(testCase, runtime_actual == "MATLAB" || runtime_actual == "MATLAB Runtime");
+
+                runtimeversionidx = find(resourcekeys == "process.runtime.version");
+                verifyNotEmpty(testCase, runtimeversionidx);
+                runtimeversion_actual = results.resourceLogs.resource.attributes(runtimeversionidx).value.stringValue;
+                verifyTrue(testCase, contains(runtimeversion_actual, "R" + digitsPattern + characterListPattern("ab")));
             end
         end
 

test/ttrace.m

@@ -1,7 +1,7 @@
 classdef ttrace < matlab.unittest.TestCase
     % tests for traces and spans
 
-    % Copyright 2023-2024 The MathWorks, Inc.
+    % Copyright 2023-2025 The MathWorks, Inc.
 
     properties
         OtelConfigFile
@@ -100,6 +100,16 @@ function testBasic(testCase)
             serviceidx = find(resourcekeys == "service.name");
             verifyNotEmpty(testCase, serviceidx);
             verifyEqual(testCase, results.resourceSpans.resource.attributes(serviceidx).value.stringValue, 'unknown_service');
+
+            runtimeidx = find(resourcekeys == "process.runtime.name");
+            verifyNotEmpty(testCase, runtimeidx);
+            runtime_actual = results.resourceSpans.resource.attributes(runtimeidx).value.stringValue;
+            verifyTrue(testCase, runtime_actual == "MATLAB" || runtime_actual == "MATLAB Runtime");
+
+            runtimeversionidx = find(resourcekeys == "process.runtime.version");
+            verifyNotEmpty(testCase, runtimeversionidx);
+            runtimeversion_actual = results.resourceSpans.resource.attributes(runtimeversionidx).value.stringValue;
+            verifyTrue(testCase, contains(runtimeversion_actual, "R" + digitsPattern + characterListPattern("ab")));
         end
 
         function testGetSetTracerProvider(testCase)