feat: etcd

Cargo.toml

@@ -62,6 +62,9 @@ thiserror = "1.0"
 utoipa = { version = "4.2", features = ["axum_extras", "uuid", "chrono"] }
 utoipa-swagger-ui = { version = "6.0", features = ["axum"] }
 
+# etcd
+etcd-client = "0.14"
+
 # Other
 rand = "0.8"
 base64 = "0.22"

control-plane/volume-manager/.env.example

@@ -0,0 +1,17 @@
+# etcd Configuration
+ETCD_ENDPOINTS=http://localhost:2379
+
+# Optional: Multiple endpoints for HA
+# ETCD_ENDPOINTS=http://localhost:2379,http://localhost:2479,http://localhost:2579
+
+# Node Configuration
+NODE_ID=volume-manager-local
+HOSTNAME=localhost
+NODE_IP=127.0.0.1
+
+# Optional: etcd Authentication
+# ETCD_USERNAME=root
+# ETCD_PASSWORD=secret
+
+# Logging
+RUST_LOG=debug

control-plane/volume-manager/Cargo.toml

@@ -14,11 +14,22 @@ shared = { path = "../shared/shared" }
 
 # Async runtime
 tokio = { workspace = true }
+async-trait = { workspace = true }
+
+# etcd
+etcd-client = { workspace = true }
 
 # Logging
 tracing = { workspace = true }
 tracing-subscriber = { workspace = true }
 
+# Serialization
+serde = { workspace = true }
+serde_json = { workspace = true }
+
 # Utilities
 dotenvy = { workspace = true }
 anyhow = { workspace = true }
+thiserror = { workspace = true }
+uuid = { workspace = true }
+chrono = { workspace = true }

control-plane/volume-manager/Dockerfile.dev

@@ -22,17 +22,15 @@ COPY control-plane/failover-controller/Cargo.toml ./control-plane/failover-contr
 COPY control-plane/sdn-controller/Cargo.toml ./control-plane/sdn-controller/
 COPY control-plane/volume-manager/Cargo.toml ./control-plane/volume-manager/
 COPY control-plane/registry/Cargo.toml ./control-plane/registry/
-COPY shared/Cargo.toml ./shared/
-COPY entity/Cargo.toml ./entity/
-COPY migration/Cargo.toml ./migration/
+COPY control-plane/shared/entity/Cargo.toml ./control-plane/shared/entity/
+COPY control-plane/shared/migration/Cargo.toml ./control-plane/shared/migration/
+COPY control-plane/shared/shared/Cargo.toml ./control-plane/shared/shared/
 
 # Copy service and dependencies
 COPY control-plane/volume-manager/ ./control-plane/volume-manager/
-COPY shared/ ./shared/
-COPY entity/ ./entity/
-COPY migration/ ./migration/
+COPY control-plane/shared/ ./control-plane/shared/
 
 # Pre-build dependencies
-RUN cargo build --bin volume-manager
+RUN cargo build -p volume-manager
 
-CMD ["cargo", "watch", "-x", "run --bin volume-manager"]
+CMD ["cargo", "run", "-p", "volume-manager"]