chore: initial import

node-agent/src/config.rs

@@ -0,0 +1,52 @@
+use std::env;
+use uuid::Uuid;
+
+/// Agent configuration loaded from environment variables.
+#[derive(Debug, Clone)]
+pub struct Config {
+    pub node_id: Uuid,
+    pub cc_url: String,
+    pub os_profile: String,
+    pub vaultmesh_root: String,
+    pub heartbeat_secs: u64,
+}
+
+impl Config {
+    /// Load configuration from environment variables.
+    ///
+    /// | Variable                  | Default                    |
+    /// |---------------------------|----------------------------|
+    /// | VAULTMESH_NODE_ID         | auto-generated UUID        |
+    /// | VAULTMESH_CC_URL          | http://127.0.0.1:8088      |
+    /// | VAULTMESH_OS_PROFILE      | ArchVault                  |
+    /// | VAULTMESH_ROOT            | /var/lib/vaultmesh         |
+    /// | VAULTMESH_HEARTBEAT_SECS  | 30                         |
+    pub fn from_env() -> Self {
+        let node_id = env::var("VAULTMESH_NODE_ID")
+            .ok()
+            .and_then(|s| s.parse().ok())
+            .unwrap_or_else(Uuid::new_v4);
+
+        let cc_url = env::var("VAULTMESH_CC_URL")
+            .unwrap_or_else(|_| "http://127.0.0.1:8088".into());
+
+        let os_profile = env::var("VAULTMESH_OS_PROFILE")
+            .unwrap_or_else(|_| "ArchVault".into());
+
+        let vaultmesh_root = env::var("VAULTMESH_ROOT")
+            .unwrap_or_else(|_| "/var/lib/vaultmesh".into());
+
+        let heartbeat_secs = env::var("VAULTMESH_HEARTBEAT_SECS")
+            .ok()
+            .and_then(|s| s.parse().ok())
+            .unwrap_or(30);
+
+        Self {
+            node_id,
+            cc_url,
+            os_profile,
+            vaultmesh_root,
+            heartbeat_secs,
+        }
+    }
+}