feat: Add FFE_FLAGS remote config product and capability

datadog-remote-config/Cargo.toml

@@ -23,13 +23,15 @@ client = [
     "tracing"
 ]
 live-debugger = ["datadog-live-debugger"]
+ffe = ["datadog-ffe"]
 test = ["hyper/server", "hyper-util"]
 
 [dependencies]
 anyhow = { version = "1.0" }
 libdd-common = { path = "../libdd-common"}
 libdd-trace-protobuf = { path = "../libdd-trace-protobuf", optional = true }
 datadog-live-debugger = { path = "../datadog-live-debugger", optional = true }
+datadog-ffe = { path = "../datadog-ffe", optional = true }
 hyper = { workspace = true, optional = true }
 http-body-util = {version = "0.1", optional = true }
 http = { version = "1.0", optional = true }

datadog-remote-config/src/lib.rs

@@ -81,4 +81,5 @@ pub enum RemoteConfigCapabilities {
     ApmTracingEnableLiveDebugging = 41,
     AsmDdMulticonfig = 42,
     AsmTraceTaggingRules = 43,
+    FfeFlagConfigurationRules = 46,
 }

datadog-remote-config/src/parse.rs

@@ -7,6 +7,8 @@ use crate::{
     },
     RemoteConfigPath, RemoteConfigProduct, RemoteConfigSource,
 };
+#[cfg(feature = "ffe")]
+use datadog_ffe::rules_based::UniversalFlagConfig;
 #[cfg(feature = "live-debugger")]
 use datadog_live_debugger::LiveDebuggingData;
 
@@ -17,6 +19,8 @@ pub enum RemoteConfigData {
     LiveDebugger(LiveDebuggingData),
     TracerFlareConfig(AgentConfigFile),
     TracerFlareTask(AgentTaskFile),
+    #[cfg(feature = "ffe")]
+    FfeFlags(UniversalFlagConfig),
     Ignored(RemoteConfigProduct),
 }
 
@@ -40,6 +44,10 @@ impl RemoteConfigData {
                 let parsed = datadog_live_debugger::parse_json(&String::from_utf8_lossy(data))?;
                 RemoteConfigData::LiveDebugger(parsed)
             }
+            #[cfg(feature = "ffe")]
+            RemoteConfigProduct::FfeFlags => {
+                RemoteConfigData::FfeFlags(UniversalFlagConfig::from_json(data.to_vec())?)
+            }
             _ => RemoteConfigData::Ignored(product),
         })
     }
@@ -53,6 +61,8 @@ impl From<&RemoteConfigData> for RemoteConfigProduct {
             RemoteConfigData::LiveDebugger(_) => RemoteConfigProduct::LiveDebugger,
             RemoteConfigData::TracerFlareConfig(_) => RemoteConfigProduct::AgentConfig,
             RemoteConfigData::TracerFlareTask(_) => RemoteConfigProduct::AgentTask,
+            #[cfg(feature = "ffe")]
+            RemoteConfigData::FfeFlags(_) => RemoteConfigProduct::FfeFlags,
             RemoteConfigData::Ignored(product) => *product,
         }
     }

datadog-remote-config/src/path.rs

@@ -23,6 +23,7 @@ pub enum RemoteConfigProduct {
     AsmData,
     AsmDD,
     AsmFeatures,
+    FfeFlags,
     #[cfg(feature = "live-debugger")]
     LiveDebugger,
 }
@@ -37,6 +38,7 @@ impl Display for RemoteConfigProduct {
             RemoteConfigProduct::AsmData => "ASM_DATA",
             RemoteConfigProduct::AsmDD => "ASM_DD",
             RemoteConfigProduct::AsmFeatures => "ASM_FEATURES",
+            RemoteConfigProduct::FfeFlags => "FFE_FLAGS",
             #[cfg(feature = "live-debugger")]
             RemoteConfigProduct::LiveDebugger => "LIVE_DEBUGGING",
         };
@@ -87,6 +89,7 @@ impl RemoteConfigPath {
                 "ASM_DATA" => RemoteConfigProduct::AsmData,
                 "ASM_DD" => RemoteConfigProduct::AsmDD,
                 "ASM_FEATURES" => RemoteConfigProduct::AsmFeatures,
+                "FFE_FLAGS" => RemoteConfigProduct::FfeFlags,
                 #[cfg(feature = "live-debugger")]
                 "LIVE_DEBUGGING" => RemoteConfigProduct::LiveDebugger,
                 product => anyhow::bail!("Unknown product {}", product),