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[SVLS-6337] Don't spawn agent process if DD_AZURE_RESOURCE_GROUP not set for Azure flex consumption functions #31

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Merged
kathiehuang merged 3 commits into from
Oct 2, 2025
Merged

[SVLS-6337] Don't spawn agent process if DD_AZURE_RESOURCE_GROUP not set for Azure flex consumption functions #31

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c25723e
Return early before agent starts if in Azure flex consumption functio…
kathiehuang Sep 26, 2025
ec7d381
bug fixes
kathiehuang Sep 29, 2025
920dc18
nit: combine nested if statements
kathiehuang Sep 29, 2025
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10 changes: 10 additions & 0 deletions src/main/java/com/datadog/ServerlessCompatAgent.java
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Original file line number Diff line number Diff line change
Expand Up @@ -64,6 +64,10 @@ public static String getPackageVersion() {
return packageVersion == null ? "unknown" : packageVersion;
}

public static boolean isAzureFlexWithoutDDAzureResourceGroup() {
return "FlexConsumption".equals(System.getenv("WEBSITE_SKU")) && System.getenv("DD_AZURE_RESOURCE_GROUP") == null;
}

public static void premain(String agentArgs, Instrumentation instrumentation) {
CloudEnvironment environment = getEnvironment();
log.debug("Environment detected: {}", environment);
Expand All @@ -90,6 +94,12 @@ public static void premain(String agentArgs, Instrumentation instrumentation) {
return;
}

// Check for Azure Flex Consumption functions that don't have the DD_AZURE_RESOURCE_GROUP environment variable set
if (environment == CloudEnvironment.AZURE_FUNCTION && isAzureFlexWithoutDDAzureResourceGroup()) {
log.error("Azure function detected on flex consumption plan without DD_AZURE_RESOURCE_GROUP set. Please set the DD_AZURE_RESOURCE_GROUP environment variable to your resource group name in Azure app settings. Shutting down Datadog Serverless Compatibility Layer.");
return;
}

try (InputStream inputStream = ServerlessCompatAgent.class.getClassLoader()
.getResourceAsStream(fileName)) {
if (inputStream == null) {
Expand Down