chore(deps): Bump actions/setup-python from 5.4.0 to 5.6.0 (#122)

Bumps [actions/setup-python](https://github.com/actions/setup-python) from 5.4.0 to 5.6.0.
- [Release notes](https://github.com/actions/setup-python/releases)
- [Commits](https://github.com/actions/setup-python/compare/v5.4.0...v5.6.0)

---
updated-dependencies:
- dependency-name: actions/setup-python
  dependency-version: 5.6.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/CODEOWNERS

@@ -0,0 +1,2 @@
+# wasmCloud operator maintainers
+* @wasmCloud/operator-maintainers

.github/workflows/chart.yaml

@@ -32,12 +32,12 @@ jobs:
 
       # Used by helm chart-testing below
       - name: Set up Python
-        uses: actions/setup-python@v5.1.1
+        uses: actions/setup-python@v5.6.0
         with:
           python-version: '3.12.2'
 
       - name: Set up chart-testing
-        uses: helm/chart-testing-action@v2.6.1
+        uses: helm/chart-testing-action@v2.7.0
         with:
           version: v3.10.1
           yamllint_version: 1.35.1
@@ -48,7 +48,7 @@ jobs:
           ct lint --config charts/wasmcloud-operator/ct.yaml
 
       - name: Create kind cluster
-        uses: helm/kind-action@v1.10.0
+        uses: helm/kind-action@v1.12.0
         with:
           version: "v0.22.0"
 

Cargo.lock

@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4
 
 [[package]]
 name = "addr2line"
@@ -974,9 +974,9 @@ dependencies = [
 
 [[package]]
 name = "handlebars"
-version = "5.1.0"
+version = "5.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab283476b99e66691dee3f1640fea91487a8d81f50fb5ecc75538f8f8879a1e4"
+checksum = "d08485b96a0e6393e9e4d1b8d48cf74ad6c063cd905eb33f42c1ce3f0377539b"
 dependencies = [
  "log",
  "pest",
@@ -1037,9 +1037,9 @@ checksum = "95505c38b4572b2d910cecb0281560f54b440a19336cbbcb27bf6ce6adc6f5a8"
 
 [[package]]
 name = "hermit-abi"
-version = "0.3.3"
+version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d77f7ec81a6d05a3abb01ab6eb7590f6083d08449fe5a1c8b1e620283546ccb7"
+checksum = "d231dfb89cfffdbc30e7fc41579ed6066ad03abda9e567ccafae602b97ec5024"
 
 [[package]]
 name = "hex"
@@ -1580,13 +1580,14 @@ dependencies = [
 
 [[package]]
 name = "mio"
-version = "0.8.11"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4a650543ca06a924e8b371db273b2756685faae30f8487da1b56505a8f78b0c"
+checksum = "80e04d1dcff3aae0704555fe5fee3bcfaf3d1fdf8a7e521d5b9d2b42acb52cec"
 dependencies = [
+ "hermit-abi",
  "libc",
  "wasi",
- "windows-sys 0.48.0",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -1759,16 +1760,6 @@ dependencies = [
  "autocfg",
 ]
 
-[[package]]
-name = "num_cpus"
-version = "1.16.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4161fcb6d602d4d2081af7c3a45852d875a03dd337a6bfdd6e06407b61342a43"
-dependencies = [
- "hermit-abi",
- "libc",
-]
-
 [[package]]
 name = "object"
 version = "0.32.1"
@@ -2468,9 +2459,9 @@ dependencies = [
 
 [[package]]
 name = "schemars"
-version = "0.8.15"
+version = "0.8.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1f7b0ce13155372a76ee2e1c5ffba1fe61ede73fbea5630d61eee6fac4929c0c"
+checksum = "3fbf2ae1b8bc8e02df939598064d22402220cd5bbcca1c76f7d6a310974d5615"
 dependencies = [
  "dyn-clone",
  "schemars_derive",
@@ -2480,14 +2471,14 @@ dependencies = [
 
 [[package]]
 name = "schemars_derive"
-version = "0.8.15"
+version = "0.8.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e85e2a16b12bdb763244c69ab79363d71db2b4b918a2def53f80b02e0574b13c"
+checksum = "32e265784ad618884abaea0600a9adf15393368d840e0222d101a072f3f7534d"
 dependencies = [
  "proc-macro2",
  "quote",
  "serde_derive_internals",
- "syn 1.0.109",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -2589,13 +2580,13 @@ dependencies = [
 
 [[package]]
 name = "serde_derive_internals"
-version = "0.26.0"
+version = "0.29.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "85bf8229e7920a9f636479437026331ce11aa132b4dde37d121944a44d6e5f3c"
+checksum = "330f01ce65a3a5fe59a60c82f3c9a024b573b8a6e875bd233fe5f934e71d54e3"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 1.0.109",
+ "syn 2.0.38",
 ]
 
 [[package]]
@@ -2653,9 +2644,9 @@ dependencies = [
 
 [[package]]
 name = "serde_yaml"
-version = "0.9.25"
+version = "0.9.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a49e178e4452f45cb61d0cd8cebc1b0fafd3e41929e996cef79aa3aca91f574"
+checksum = "a15e0ef66bf939a7c890a0bf6d5a733c70202225f9888a89ed5c62298b019129"
 dependencies = [
  "indexmap 2.0.2",
  "itoa",
@@ -2948,21 +2939,20 @@ checksum = "1f3ccbac311fea05f86f61904b462b55fb3df8837a366dfc601a0161d0532f20"
 
 [[package]]
 name = "tokio"
-version = "1.36.0"
+version = "1.42.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "61285f6515fa018fb2d1e46eb21223fff441ee8db5d0f1435e8ab4f5cdb80931"
+checksum = "2209a14885b74764cce87ffa777ffa1b8ce81a3f3166c6f886b83337fe7e077f"
 dependencies = [
  "backtrace",
  "bytes",
  "libc",
  "mio",
- "num_cpus",
  "parking_lot",
  "pin-project-lite",
  "signal-hook-registry",
  "socket2 0.5.6",
  "tokio-macros",
- "windows-sys 0.48.0",
+ "windows-sys 0.52.0",
 ]
 
 [[package]]
@@ -2977,9 +2967,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-macros"
-version = "2.2.0"
+version = "2.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5b8a1e28f2deaa14e508979454cb3a223b10b938b45af148bc0986de36f1923b"
+checksum = "693d596312e88961bc67d7f1f97af8a70227d9f90c31bba5806eec004978d752"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -3391,9 +3381,9 @@ dependencies = [
 
 [[package]]
 name = "uuid"
-version = "1.5.0"
+version = "1.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "88ad59a7560b41a70d191093a945f0b87bc1deeda46fb237479708a1d6b6cdfc"
+checksum = "b3758f5e68192bb96cc8f9b7e2c2cfdabb435499a28499a42f8f984092adad4b"
 dependencies = [
  "getrandom",
  "serde",
@@ -3717,7 +3707,7 @@ dependencies = [
 
 [[package]]
 name = "wasmcloud-operator"
-version = "0.4.2"
+version = "0.5.0"
 dependencies = [
  "anyhow",
  "async-nats",
@@ -3757,7 +3747,7 @@ dependencies = [
 
 [[package]]
 name = "wasmcloud-operator-types"
-version = "0.1.8"
+version = "0.1.9"
 dependencies = [
  "k8s-openapi",
  "kube",

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "wasmcloud-operator"
-version = "0.4.2"
+version = "0.5.0"
 edition = "2021"
 
 [[bin]]

MAINTAINERS.md

@@ -0,0 +1,22 @@
+# MAINTAINERS
+
+The following individuals are responsible for reviewing code, managing issues, and ensuring the overall quality of `wasmcloud-operator`.
+
+## @wasmCloud/operator-maintainers
+
+Name: Joonas Bergius
+GitHub: @joonas
+Organization: Cosmonic
+
+Name: Dan Norris
+GitHub: @protochron
+Organization: Cosmonic
+
+Name: Taylor Thomas
+GitHub: @thomastaylor312
+Organization: Cosmonic
+
+Name: Lucas Fontes
+GitHub: @lxfontes
+Organization: Cosmonic
+

SECURITY.md

@@ -0,0 +1,3 @@
+# Reporting a security issue
+
+Please refer to the [wasmCloud Security Process and Policy](https://github.com/wasmCloud/wasmCloud/blob/main/SECURITY.md) for details on how to report security issues and vulnerabilities.

charts/wasmcloud-operator/Chart.yaml

@@ -7,7 +7,7 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 0.1.5
+version: 0.1.6
 
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to

charts/wasmcloud-operator/templates/_helpers.tpl

@@ -43,10 +43,15 @@ Common labels
 {{- define "wasmcloud-operator.labels" -}}
 helm.sh/chart: {{ include "wasmcloud-operator.chart" . }}
 {{ include "wasmcloud-operator.selectorLabels" . }}
+app.kubernetes.io/component: operator
 {{- if .Chart.AppVersion }}
 app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
 {{- end }}
 app.kubernetes.io/managed-by: {{ .Release.Service }}
+app.kubernetes.io/part-of: wasmcloud-operator
+{{- with .Values.additionalLabels }}
+{{ . | toYaml }}
+{{- end }}
 {{- end }}
 
 {{/*

charts/wasmcloud-operator/values.yaml

@@ -12,6 +12,9 @@ imagePullSecrets: []
 nameOverride: ""
 fullnameOverride: ""
 
+additionalLabels: {}
+  # app: wasmcloud-operator
+
 serviceAccount:
   # Specifies whether a service account should be created
   create: true

crates/types/Cargo.toml

@@ -1,11 +1,16 @@
 [package]
 name = "wasmcloud-operator-types"
-version = "0.1.8"
+version = "0.1.9"
 edition = "2021"
 
+[package.metadata.cargo-machete]
+# NOTE: This exists because kube-derive needs it, and for reasons I don't
+# fully understand, it's not coming through kube-derive's own depedendencies.
+ignored = ["serde_json"]
+
 [dependencies]
 k8s-openapi = { workspace = true }
 kube = { workspace = true, features = ["derive"] }
 schemars = { workspace = true }
 serde = { workspace = true }
-serde_json = { workspace = true }
+serde_json = { workspace = true }

crates/types/src/v1alpha1/wasmcloud_host_config.rs

@@ -1,4 +1,4 @@
-use k8s_openapi::api::core::v1::{PodSpec, ResourceRequirements, Volume};
+use k8s_openapi::api::core::v1::{Container, PodSpec, ResourceRequirements, Volume};
 use kube::CustomResource;
 use schemars::{gen::SchemaGenerator, schema::Schema, JsonSchema};
 use serde::{Deserialize, Serialize};
@@ -104,9 +104,23 @@ pub struct KubernetesSchedulingOptions {
     /// https://kubernetes.io/docs/concepts/configuration/manage-resources-containers/ for valid
     /// values to use here.
     pub resources: Option<WasmCloudHostConfigResources>,
-    #[schemars(schema_with = "pod_schema")]
     /// Any other pod template spec options to set for the underlying wasmCloud host pods.
+    #[schemars(schema_with = "pod_schema")]
+    #[serde(default, skip_serializing_if = "Option::is_none")]
     pub pod_template_additions: Option<PodSpec>,
+    /// Allow for customization of either the wasmcloud or nats leaf container inside of the wasmCloud host pod.
+    pub container_template_additions: Option<ContainerTemplateAdditions>,
+}
+
+#[derive(Serialize, Deserialize, Clone, Debug, JsonSchema)]
+#[serde(rename_all = "camelCase")]
+pub struct ContainerTemplateAdditions {
+    #[schemars(schema_with = "container_schema")]
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub nats: Option<Container>,
+    #[schemars(schema_with = "container_schema")]
+    #[serde(default, skip_serializing_if = "Option::is_none")]
+    pub wasmcloud: Option<Container>,
 }
 
 #[derive(Serialize, Deserialize, Clone, Debug, JsonSchema)]
@@ -165,6 +179,24 @@ fn pod_schema(_gen: &mut SchemaGenerator) -> Schema {
     val.schema.into()
 }
 
+/// This is a workaround for the fact that we can't override the Container schema to make name
+/// an optional field. It generates the OpenAPI schema for the Container type the same way that
+/// kube.rs does while dropping any required fields.
+fn container_schema(_gen: &mut SchemaGenerator) -> Schema {
+    let gen = schemars::gen::SchemaSettings::openapi3()
+        .with(|s| {
+            s.inline_subschemas = true;
+            s.meta_schema = None;
+        })
+        .with_visitor(kube::core::schema::StructuralSchemaRewriter)
+        .into_generator();
+    let mut val = gen.into_root_schema_for::<Container>();
+    // Drop `name` as a required field as it will be filled in from container
+    // definition coming the controller that this configuration gets merged into.
+    val.schema.object.as_mut().unwrap().required = BTreeSet::new();
+    val.schema.into()
+}
+
 fn default_host_replicas() -> u32 {
     1
 }

deploy/base/deployment.yaml

@@ -15,7 +15,7 @@ spec:
     spec:
       serviceAccountName: wasmcloud-operator
       containers:
-        - image: ghcr.io/wasmcloud/wasmcloud-operator:0.3.2
+        - image: ghcr.io/wasmcloud/wasmcloud-operator:0.5.0
           imagePullPolicy: Always
           name: wasmcloud-operator
           ports:

examples/quickstart/hello-world-application.yaml

@@ -19,9 +19,9 @@ spec:
         image: ghcr.io/wasmcloud/components/http-hello-world-rust:0.1.0
       traits:
         # Govern the spread/scheduling of the component
-        - type: spreadscaler
+        - type: daemonscaler
           properties:
-            replicas: 1
+            replicas: 100
 
     # Add a capability provider that enables HTTP access
     - name: httpserver
@@ -30,9 +30,11 @@ spec:
         image: ghcr.io/wasmcloud/http-server:0.21.0
       traits:
         # Establish a unidirectional link from this http server provider (the "source")
-        # to the `http-component` component (the "target") so the component can handle incoming HTTP requests,
+        # to the `http-component` component (the "target") so the component can handle incoming HTTP requests.
         #
-        # The source (this provider) is configured such that the HTTP server listens on 127.0.0.1:8080
+        # The source (this provider) is configured such that the HTTP server listens on 0.0.0.0:8000. 
+        # When running the application on Kubernetes with the wasmCloud operator, you can change the 
+        # port but the address must be 0.0.0.0.
         - type: link
           properties:
             target: http-component
@@ -42,7 +44,10 @@ spec:
             source_config:
               - name: default-http
                 properties:
-                  address: 127.0.0.1:8080
+                  address: 0.0.0.0:8000
+        # When running the application on Kubernetes with the wasmCloud operator, 
+        # the operator automatically creates a Kubernetes service for applications that use 
+        # the httpserver provider with a daemonscaler.
         - type: daemonscaler
           properties:
             replicas: 1

src/controller.rs

@@ -13,6 +13,7 @@ use k8s_openapi::api::core::v1::{
 };
 use k8s_openapi::api::rbac::v1::{PolicyRule, Role, RoleBinding, RoleRef, Subject};
 use k8s_openapi::apimachinery::pkg::apis::meta::v1::LabelSelector;
+use k8s_openapi::DeepMerge;
 use kube::{
     api::{Api, ObjectMeta, Patch, PatchParams},
     client::Client as KubeClient,
@@ -546,7 +547,7 @@ async fn pod_template(config: &WasmCloudHostConfig, ctx: Arc<Context>) -> Result
         });
     }
 
-    let containers = vec![
+    let mut containers = vec![
         Container {
             name: "nats-leaf".to_string(),
             image: Some(leaf_image),
@@ -586,6 +587,22 @@ async fn pod_template(config: &WasmCloudHostConfig, ctx: Arc<Context>) -> Result
         },
     ];
 
+    if let Some(cta) = &config
+        .spec
+        .scheduling_options
+        .as_ref()
+        .and_then(|so| so.container_template_additions.clone())
+    {
+        if let Some(mut nats_container) = cta.nats.clone() {
+            nats_container.merge_from(containers[0].clone());
+            containers[0] = nats_container;
+        }
+        if let Some(mut wasmcloud_container) = cta.wasmcloud.clone() {
+            wasmcloud_container.merge_from(containers[1].clone());
+            containers[1] = wasmcloud_container;
+        }
+    }
+
     let service_account = config.name_any();
     let mut template = PodTemplateSpec {
         metadata: Some(ObjectMeta {
@@ -830,35 +847,37 @@ async fn configure_hosts(config: &WasmCloudHostConfig, ctx: Arc<Context>) -> Res
         ];
     }
 
-    if let Some(scheduling_options) = &config.spec.scheduling_options {
-        if scheduling_options.daemonset {
-            let mut spec = daemonset_spec(config, ctx.clone()).await?;
-            spec.template.spec.as_mut().unwrap().containers[1]
-                .env
-                .as_mut()
-                .unwrap()
-                .append(&mut env_vars);
-            let ds = DaemonSet {
-                metadata: ObjectMeta {
-                    name: Some(config.name_any()),
-                    namespace: Some(config.namespace().unwrap()),
-                    owner_references: Some(vec![config.controller_owner_ref(&()).unwrap()]),
-                    labels: Some(common_labels()),
-                    ..Default::default()
-                },
-                spec: Some(spec),
+    if config
+        .spec
+        .scheduling_options
+        .as_ref()
+        .is_some_and(|so| so.daemonset)
+    {
+        let mut spec = daemonset_spec(config, ctx.clone()).await?;
+        spec.template.spec.as_mut().unwrap().containers[1]
+            .env
+            .as_mut()
+            .unwrap()
+            .append(&mut env_vars);
+        let ds = DaemonSet {
+            metadata: ObjectMeta {
+                name: Some(config.name_any()),
+                namespace: Some(config.namespace().unwrap()),
+                owner_references: Some(vec![config.controller_owner_ref(&()).unwrap()]),
+                labels: Some(common_labels()),
                 ..Default::default()
-            };
+            },
+            spec: Some(spec),
+            ..Default::default()
+        };
 
-            let api =
-                Api::<DaemonSet>::namespaced(ctx.client.clone(), &config.namespace().unwrap());
-            api.patch(
-                &config.name_any(),
-                &PatchParams::apply(CLUSTER_CONFIG_FINALIZER),
-                &Patch::Apply(ds),
-            )
-            .await?;
-        }
+        let api = Api::<DaemonSet>::namespaced(ctx.client.clone(), &config.namespace().unwrap());
+        api.patch(
+            &config.name_any(),
+            &PatchParams::apply(CLUSTER_CONFIG_FINALIZER),
+            &Patch::Apply(ds),
+        )
+        .await?;
     } else {
         let mut spec = deployment_spec(config, ctx.clone()).await?;
         spec.template.spec.as_mut().unwrap().containers[1]