libs/types: add kata-types crate under src/libs

Add kata-types crate to host constants and data types shared by multiple
Kata Containers components.

Fixes: kata-containers#3305

Signed-off-by: Liu Jiang <gerry@linux.alibaba.com>
Signed-off-by: Fupan Li <lifupan@gmail.com>
Signed-off-by: Huamin Tang <huamin.thm@alibaba-inc.com>
Signed-off-by: Lei Wang <wllenyj@linux.alibaba.com>
Signed-off-by: yanlei <yl.on.the.way@gmail.com>

src/libs/Cargo.toml

@@ -1,5 +1,6 @@
 [workspace]
 members = [
     "logging",
+    "kata-types",
 ]
 resolver = "2"

src/libs/README.md

@@ -5,5 +5,6 @@ or published to [`crates.io`](https://crates.io/index.html).
 Currently it provides following library crates:
 
 | Library | Description |
-|-|-|-|
-| [logging](logging/) | Facilities to setup logging subsystem based slog. |
+|-|-|
+| [logging](logging/) | Facilities to setup logging subsystem based on slog. |
+| [types](kata-types/) | Collection of constants and data types shared by multiple Kata Containers components. |

src/libs/kata-types/Cargo.toml

@@ -0,0 +1,19 @@
+[package]
+name = "kata-types"
+version = "0.1.0"
+description = "Constants and data types shared by Kata Containers components"
+keywords = ["kata", "container", "runtime"]
+authors = ["The Kata Containers community <kata-dev@lists.katacontainers.io>"]
+repository = "https://github.com/kata-containers/kata-containers.git"
+homepage = "https://katacontainers.io/"
+readme = "README.md"
+license = "Apache-2.0"
+edition = "2018"
+
+[dependencies]
+serde = { version = "1.0.100", features = ["derive"] }
+thiserror = "1.0"
+
+oci = { path = "../../agent/oci" }
+
+[dev-dependencies]

src/libs/kata-types/README.md

@@ -0,0 +1,18 @@
+# kata-types
+
+This crate is a collection of constants and data types shared by multiple
+[Kata Containers](https://github.com/kata-containers/kata-containers/) components.
+
+It defines constants and data types used by multiple Kata Containers components. Those constants
+and data types may be defined by Kata Containers or by other projects/specifications, such as:
+- [Containerd](https://github.com/containerd/containerd)
+- [Kubelet](https://github.com/kubernetes/kubelet)
+
+## Support
+
+**Operating Systems**:
+- Linux
+
+## License
+
+This code is licensed under [Apache-2.0](../../../LICENSE).

src/libs/kata-types/src/annotations/cri_containerd.rs

@@ -0,0 +1,13 @@
+// Copyright (c) 2019 Alibaba Cloud
+// Copyright (c) 2019 Ant Group
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+
+#![allow(missing_docs)]
+
+pub const CONTAINER_TYPE_LABEL_KEY: &str = "io.kubernetes.cri.container-type";
+pub const SANDBOX: &str = "sandbox";
+pub const CONTAINER: &str = "container";
+
+pub const SANDBOX_ID_LABEL_KEY: &str = "io.kubernetes.cri.sandbox-id";

src/libs/kata-types/src/annotations/crio.rs

@@ -0,0 +1,13 @@
+// Copyright (c) 2019 Alibaba Cloud
+// Copyright (c) 2019 Ant Group
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+
+#![allow(missing_docs)]
+
+pub const CONTAINER_TYPE_LABEL_KEY: &str = "io.kubernetes.cri.container-type";
+pub const SANDBOX: &str = "sandbox";
+pub const CONTAINER: &str = "container";
+
+pub const SANDBOX_ID_LABEL_KEY: &str = "io.kubernetes.cri-o.SandboxID";

src/libs/kata-types/src/annotations/dockershim.rs

@@ -0,0 +1,13 @@
+// Copyright (c) 2019 Alibaba Cloud
+// Copyright (c) 2019 Ant Group
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+
+#![allow(missing_docs)]
+
+pub const CONTAINER_TYPE_LABEL_KEY: &str = "io.kubernetes.docker.type";
+pub const SANDBOX: &str = "podsandbox";
+pub const CONTAINER: &str = "container";
+
+pub const SANDBOX_ID_LABEL_KEY: &str = "io.kubernetes.sandbox.id";

src/libs/kata-types/src/annotations/mod.rs

@@ -0,0 +1,14 @@
+// Copyright (c) 2019 Alibaba Cloud
+// Copyright (c) 2019 Ant Group
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+
+/// CRI-containerd specific annotations.
+pub mod cri_containerd;
+
+/// CRI-O specific annotations.
+pub mod crio;
+
+/// Dockershim specific annotations.
+pub mod dockershim;