Feature: add rocks-store as a RaftStorage implementation based on r…

…ocks-db

Cargo.toml

@@ -2,4 +2,5 @@
 members = [
     "openraft",
     "memstore",
+    "rocksstore",
 ]

memstore/Cargo.toml

@@ -24,7 +24,7 @@ tokio = { version="1.0", default-features=false, features=["sync"] }
 tracing = "0.1.29"
 tracing-futures = "0.2.4"
 
-openraft = { version="0.7.3", path= "../openraft" }
+openraft = { path= "../openraft" }
 
 [dev-dependencies]
 anyhow = "1.0.63"

openraft/src/types/v070/effective_membership.rs

@@ -11,10 +11,16 @@ use super::Membership;
 /// - and the config.
 ///
 /// An active config is just the last seen config in raft spec.
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[derive(Debug, Clone, Default, PartialEq, Eq, Serialize, Deserialize)]
 pub struct EffectiveMembership {
     /// The id of the log that applies this membership config
     pub log_id: LogId,
 
     pub membership: Membership,
 }
+
+impl EffectiveMembership {
+    pub fn new(log_id: LogId, membership: Membership) -> Self {
+        Self { log_id, membership }
+    }
+}

rocksstore/Cargo.toml

@@ -0,0 +1,21 @@
+[package]
+name = "rocksstore"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+openraft = { path = "../openraft" }
+
+rocksdb = "0.20.1"
+byteorder = "1.4.3"
+serde = { version = "1.0.114", features = ["derive"] }
+serde_json = "1.0.57"
+async-std = { version = "1.12.0", features = ["attributes", "tokio1"] }
+tracing = "0.1.29"
+
+[dev-dependencies]
+anyhow = "1.0.63"
+async-trait = "*"
+tempdir = "*"