Generate the crd as yaml using a build.rs

.dockerignore

@@ -1,2 +1,3 @@
 .git
 target
+*/target

Dockerfile

@@ -1,12 +1,12 @@
 FROM rust:1.58-buster as builder
 ADD . /app
 WORKDIR /app
-RUN cargo build --release
+RUN cd /app/docbot-controller && cargo build --release
 
 FROM debian:buster-slim
 RUN apt-get update \
     && apt-get install -y libssl1.1 ca-certificates\
     && rm -rf /var/lib/apt/lists/*
-COPY --from=builder /app/target/release/docbot /srv/docbot/docbot
+COPY --from=builder /app/docbot-controller/target/release/docbot-controller /srv/docbot/docbot-controller
 WORKDIR /srv/docbot
-ENTRYPOINT ["/srv/docbot/docbot"]
+ENTRYPOINT ["/srv/docbot/docbot-controller"]

docbot-controller/.gitignore

@@ -0,0 +1 @@
+/target

docbot-controller/Cargo.toml

@@ -0,0 +1,33 @@
+[package]
+name = "docbot-controller"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+tokio = { version = "1.15.0", features = ["full"] }
+futures = "0.3.19"
+serde = "1"
+serde_json = "1.0"
+serde_yaml = "0.8"
+schemars = "0.8"
+docbot-crd = { path = "../docbot-crd" }
+
+k8s-openapi = { version = "0.13", default-features = false, features = ["v1_17", "schemars"] } # Kube-rs depends on k8s-openapi
+kube = { version = "0.65", default-features = true, features = ["derive"] } # Library for talking to Kubernetes API
+kube-runtime = "0.65"
+
+[build-dependencies]
+tokio = { version = "1.15.0", features = ["full"] }
+futures = "0.3.19"
+serde = "1"
+serde_json = "1.0"
+serde_yaml = "0.8"
+schemars = "0.8"
+docbot-crd = { path = "../docbot-crd" }
+
+k8s-openapi = { version = "0.13", default-features = false, features = ["v1_17", "schemars"] } # Kube-rs depends on k8s-openapi
+kube = { version = "0.65", default-features = true, features = ["derive"] } # Library for talking to Kubernetes API
+kube-runtime = "0.65"
+

docbot-controller/build.rs

@@ -0,0 +1,15 @@
+use docbot_crd::DeploymentHook;
+use kube::CustomResourceExt;
+use std::fs::File;
+use std::io::Write;
+use std::path::Path;
+
+fn main() {
+    let crate_dir = std::env::var_os("CARGO_MANIFEST_DIR").unwrap();
+    let schema = serde_yaml::to_string(&DeploymentHook::crd()).unwrap();
+    let crd_schema_path = Path::new(&crate_dir)
+        .join("..")
+        .join("deploymenthooks.apps.mx.com.yaml");
+    let mut f = File::create(&crd_schema_path).unwrap();
+    f.write_all(schema.as_bytes()).unwrap();
+}

src/cache.rs → docbot-controller/src/cache.rs

@@ -1,4 +1,4 @@
-use crate::crd::DeploymentHook;
+use docbot_crd::DeploymentHook;
 use k8s_openapi::api::apps::v1::Deployment;
 use kube::{api::ListParams, client::Client, Api};
 use std::collections::BTreeMap;

src/job.rs → docbot-controller/src/job.rs

@@ -1,4 +1,4 @@
-use crate::crd::DeploymentHook;
+use docbot_crd::DeploymentHook;
 use k8s_openapi::api::batch::v1::{Job, JobSpec};
 use k8s_openapi::api::core::v1::PodTemplate;
 use k8s_openapi::apimachinery::pkg::apis::meta::v1::ObjectMeta;

src/main.rs → docbot-controller/src/main.rs

@@ -1,5 +1,5 @@
 use crate::cache::DeploymentHookCache;
-use crd::DeploymentHook;
+use docbot_crd::DeploymentHook;
 use futures::{StreamExt, TryStreamExt};
 use k8s_openapi::api::apps::v1::Deployment;
 use k8s_openapi::api::batch::v1::Job;
@@ -12,7 +12,6 @@ use kube::{
 };
 
 mod cache;
-mod crd;
 mod job;
 
 // Helper to print namspace/name in a nice way since we do that a lot.
@@ -150,9 +149,6 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
     let cache = cache::DeploymentHookCache::default();
     cache.refresh(&client).await?;
 
-    use kube::CustomResourceExt;
-    println!("{}", serde_yaml::to_string(&DeploymentHook::crd()).unwrap());
-
     // Refresh the cache every minute
     tokio::spawn({
         let cache = cache.clone();

docbot-crd/.gitignore

@@ -0,0 +1 @@
+/target