First commit: skeleton for something great

src/data.rs

@@ -0,0 +1,75 @@
+use std::net::SocketAddr;
+
+use serde::{Serialize, Deserialize};
+
+pub type UUID = [u8; 32];
+pub type Hash = [u8; 32];
+
+// Membership management
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct NodeStatus {
+	id: UUID,
+	time: u64,
+	addr: SocketAddr,
+}
+
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct NodeConfig {
+	id: UUID,
+	n_tokens: u32,
+}
+
+#[derive(Default, Debug, Clone, Serialize, Deserialize)]
+pub struct NetworkMembers {
+	pings: Vec<NodeStatus>,
+	desired_state: Vec<NodeConfig>,
+	desired_state_version: u64,
+}
+
+// Data management
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct SplitpointMeta {
+	bucket: String,
+	key: String,
+
+	timestamp: u64,
+	uuid: UUID,
+	deleted: bool,
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct VersionMeta {
+	bucket: String,
+	key: String,
+
+	timestamp: u64,
+	uuid: UUID,
+	deleted: bool,
+
+	mime_type: String,
+	size: u64,
+	is_complete: bool,
+
+	data: VersionData,
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+pub enum VersionData {
+	Inline(Vec<u8>),
+	FirstBlock(Hash),
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct BlockMeta {
+	version_uuid: UUID,
+	offset: u64,
+	hash: Hash,
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct BlockReverseMeta {
+	versions: Vec<UUID>,
+	deleted_versions: Vec<UUID>,
+}