Add overflow and metrics destinations, deprecate generate_datadog_metrics, add custom auth for http_client

.generator/schemas/v2/openapi.yaml

@@ -75495,11 +75495,14 @@ components:
         - credentials_file
       type: object
     ObservabilityPipelineGenerateMetricsProcessor:
+      deprecated: true
       description: |-
         The `generate_datadog_metrics` processor creates custom metrics from logs and sends them to Datadog.
         Metrics can be counters, gauges, or distributions and optionally grouped by log fields.
 
         **Supported pipeline types:** logs
+
+        **Deprecated:** This processor is deprecated. Use the `generate_metrics` processor instead.
       properties:
         display_name:
           $ref: '#/components/schemas/ObservabilityPipelineComponentDisplayName'
@@ -75541,7 +75544,8 @@ components:
       description: |-
         The `generate_metrics` processor creates custom metrics from logs.
         Metrics can be counters, gauges, or distributions and optionally grouped by log fields.
-        The generated metrics must be routed to a metrics destination using the input `<processor-id>.metrics`.
+
+        There must be a destination whose `inputs` reference this processor with the `<processor-id>.metrics` suffix to route the generated metrics. All destination types normally supported for `metrics` pipelines are also supported as metrics destinations in `logs` pipelines.
 
         **Supported pipeline types:** logs
       properties:
@@ -76037,13 +76041,14 @@ components:
       x-pipeline-types: [logs, metrics]
     ObservabilityPipelineHttpClientDestinationAuthStrategy:
       description: HTTP authentication strategy.
-      enum: [none, basic, bearer]
+      enum: [none, basic, bearer, custom]
       example: basic
       type: string
       x-enum-varnames:
         - NONE
         - BASIC
         - BEARER
+        - CUSTOM
     ObservabilityPipelineHttpClientDestinationCompression:
       description: Compression configuration for HTTP requests.
       properties:
@@ -77415,6 +77420,8 @@ components:
         - `drop`: Drop the event.
         - `no_action`: Let the event pass through.
         - `overflow_routing`: Route to an overflow destination.
+
+        When `overflow_routing` is used, there must be a destination whose `inputs` reference this processor with the `<processor-id>.overflow_events` suffix to route the overflowing events. Only the following destination types support overflow inputs: `amazon_s3_generic`, `amazon_s3`, `google_cloud_storage`, and `azure_storage`.
       enum:
         - drop
         - no_action

src/main/java/com/datadog/api/client/v2/model/ObservabilityPipelineGenerateMetricsProcessor.java

@@ -25,7 +25,13 @@
  * fields.
  *
  * <p><strong>Supported pipeline types:</strong> logs
+ *
+ * <p><strong>Deprecated:</strong> This processor is deprecated. Use the <code>generate_metrics
+ * </code> processor instead.
+ *
+ * @deprecated
  */
+@Deprecated
 @JsonPropertyOrder({
   ObservabilityPipelineGenerateMetricsProcessor.JSON_PROPERTY_DISPLAY_NAME,
   ObservabilityPipelineGenerateMetricsProcessor.JSON_PROPERTY_ENABLED,

src/main/java/com/datadog/api/client/v2/model/ObservabilityPipelineGenerateMetricsV2Processor.java

@@ -21,9 +21,12 @@
 
 /**
  * The <code>generate_metrics</code> processor creates custom metrics from logs. Metrics can be
- * counters, gauges, or distributions and optionally grouped by log fields. The generated metrics
- * must be routed to a metrics destination using the input <code>&lt;processor-id&gt;.metrics</code>
- * .
+ * counters, gauges, or distributions and optionally grouped by log fields.
+ *
+ * <p>There must be a destination whose <code>inputs</code> reference this processor with the <code>
+ * &lt;processor-id&gt;.metrics</code> suffix to route the generated metrics. All destination types
+ * normally supported for <code>metrics</code> pipelines are also supported as metrics destinations
+ * in <code>logs</code> pipelines.
  *
  * <p><strong>Supported pipeline types:</strong> logs
  */

src/main/java/com/datadog/api/client/v2/model/ObservabilityPipelineHttpClientDestinationAuthStrategy.java

@@ -26,14 +26,16 @@
 public class ObservabilityPipelineHttpClientDestinationAuthStrategy extends ModelEnum<String> {
 
   private static final Set<String> allowedValues =
-      new HashSet<String>(Arrays.asList("none", "basic", "bearer"));
+      new HashSet<String>(Arrays.asList("none", "basic", "bearer", "custom"));
 
   public static final ObservabilityPipelineHttpClientDestinationAuthStrategy NONE =
       new ObservabilityPipelineHttpClientDestinationAuthStrategy("none");
   public static final ObservabilityPipelineHttpClientDestinationAuthStrategy BASIC =
       new ObservabilityPipelineHttpClientDestinationAuthStrategy("basic");
   public static final ObservabilityPipelineHttpClientDestinationAuthStrategy BEARER =
       new ObservabilityPipelineHttpClientDestinationAuthStrategy("bearer");
+  public static final ObservabilityPipelineHttpClientDestinationAuthStrategy CUSTOM =
+      new ObservabilityPipelineHttpClientDestinationAuthStrategy("custom");
 
   ObservabilityPipelineHttpClientDestinationAuthStrategy(String value) {
     super(value, allowedValues);

src/main/java/com/datadog/api/client/v2/model/ObservabilityPipelineQuotaProcessor.java

@@ -293,6 +293,12 @@ public ObservabilityPipelineQuotaProcessor overflowAction(
    * Drop the event. - <code>no_action</code>: Let the event pass through. - <code>overflow_routing
    * </code>: Route to an overflow destination.
    *
+   * <p>When <code>overflow_routing</code> is used, there must be a destination whose <code>inputs
+   * </code> reference this processor with the <code>&lt;processor-id&gt;.overflow_events</code>
+   * suffix to route the overflowing events. Only the following destination types support overflow
+   * inputs: <code>amazon_s3_generic</code>, <code>amazon_s3</code>, <code>google_cloud_storage
+   * </code>, and <code>azure_storage</code>.
+   *
    * @return overflowAction
    */
   @jakarta.annotation.Nullable
@@ -394,6 +400,12 @@ public ObservabilityPipelineQuotaProcessor tooManyBucketsAction(
    * Drop the event. - <code>no_action</code>: Let the event pass through. - <code>overflow_routing
    * </code>: Route to an overflow destination.
    *
+   * <p>When <code>overflow_routing</code> is used, there must be a destination whose <code>inputs
+   * </code> reference this processor with the <code>&lt;processor-id&gt;.overflow_events</code>
+   * suffix to route the overflowing events. Only the following destination types support overflow
+   * inputs: <code>amazon_s3_generic</code>, <code>amazon_s3</code>, <code>google_cloud_storage
+   * </code>, and <code>azure_storage</code>.
+   *
    * @return tooManyBucketsAction
    */
   @jakarta.annotation.Nullable

src/main/java/com/datadog/api/client/v2/model/ObservabilityPipelineQuotaProcessorOverflowAction.java

@@ -22,6 +22,12 @@
  * The action to take when the quota or bucket limit is exceeded. Options: - <code>drop</code>: Drop
  * the event. - <code>no_action</code>: Let the event pass through. - <code>overflow_routing</code>:
  * Route to an overflow destination.
+ *
+ * <p>When <code>overflow_routing</code> is used, there must be a destination whose <code>inputs
+ * </code> reference this processor with the <code>&lt;processor-id&gt;.overflow_events</code>
+ * suffix to route the overflowing events. Only the following destination types support overflow
+ * inputs: <code>amazon_s3_generic</code>, <code>amazon_s3</code>, <code>google_cloud_storage</code>
+ * , and <code>azure_storage</code>.
  */
 @JsonSerialize(
     using =