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| 1 | +/* |
| 2 | +Copyright 2026. |
| 3 | +
|
| 4 | +Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | +you may not use this file except in compliance with the License. |
| 6 | +You may obtain a copy of the License at |
| 7 | +
|
| 8 | + http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | +
|
| 10 | +Unless required by applicable law or agreed to in writing, software |
| 11 | +distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | +See the License for the specific language governing permissions and |
| 14 | +limitations under the License. |
| 15 | +*/ |
| 16 | + |
| 17 | +package v1alpha1 |
| 18 | + |
| 19 | +import ( |
| 20 | + corev1 "k8s.io/api/core/v1" |
| 21 | + apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1" |
| 22 | + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" |
| 23 | +) |
| 24 | + |
| 25 | +// OutputFieldType is the JSON type of an output field in the agent's |
| 26 | +// structured output schema. The operator merges these fields into the |
| 27 | +// base output schema that every agent produces (diagnosis, proposal, |
| 28 | +// verification plan, RBAC request), allowing adapters to request |
| 29 | +// domain-specific structured data from the agent. |
| 30 | +// +kubebuilder:validation:Enum=string;number;boolean;array;object |
| 31 | +type OutputFieldType string |
| 32 | + |
| 33 | +const ( |
| 34 | + OutputFieldTypeString OutputFieldType = "string" |
| 35 | + OutputFieldTypeNumber OutputFieldType = "number" |
| 36 | + OutputFieldTypeBoolean OutputFieldType = "boolean" |
| 37 | + OutputFieldTypeArray OutputFieldType = "array" |
| 38 | + OutputFieldTypeObject OutputFieldType = "object" |
| 39 | +) |
| 40 | + |
| 41 | +// OutputField defines a top-level field in the agent's structured output. |
| 42 | +// These fields are merged into the base output schema that the operator sends |
| 43 | +// to the agent. Use outputFields to request adapter-specific structured data |
| 44 | +// (e.g., an ACS adapter might add a "violationId" string field). |
| 45 | +// |
| 46 | +// Supports up to two levels of nesting: top-level fields can contain object |
| 47 | +// properties or array items, and those can contain one more level of nesting. |
| 48 | +// |
| 49 | +// Example — adding an ACS violation ID and affected images to the output: |
| 50 | +// |
| 51 | +// outputFields: |
| 52 | +// - name: violationId |
| 53 | +// type: string |
| 54 | +// description: "The ACS violation ID that triggered this proposal" |
| 55 | +// required: true |
| 56 | +// - name: affectedImages |
| 57 | +// type: array |
| 58 | +// description: "Container images flagged by the violation" |
| 59 | +// items: |
| 60 | +// type: string |
| 61 | +// |
| 62 | +// +kubebuilder:validation:XValidation:rule="self.type == 'array' ? has(self.items) : true",message="items is required when type is array" |
| 63 | +// +kubebuilder:validation:XValidation:rule="self.type == 'object' ? has(self.properties) : true",message="properties is required when type is object" |
| 64 | +// +kubebuilder:validation:XValidation:rule="has(self.enum) ? self.type == 'string' : true",message="enum is only valid for string fields" |
| 65 | +type OutputField struct { |
| 66 | + // name is the field name in the output JSON. |
| 67 | + // +kubebuilder:validation:Required |
| 68 | + // +kubebuilder:validation:MinLength=1 |
| 69 | + // +kubebuilder:validation:Pattern="^[a-zA-Z][a-zA-Z0-9_]*$" |
| 70 | + Name string `json:"name"` |
| 71 | + |
| 72 | + // type is the JSON type of this field. |
| 73 | + // +kubebuilder:validation:Required |
| 74 | + Type OutputFieldType `json:"type"` |
| 75 | + |
| 76 | + // description explains the purpose of this field (passed to the LLM). |
| 77 | + // +optional |
| 78 | + Description string `json:"description,omitempty"` |
| 79 | + |
| 80 | + // required indicates whether the agent must populate this field. |
| 81 | + // +optional |
| 82 | + Required bool `json:"required,omitempty"` |
| 83 | + |
| 84 | + // enum constrains string fields to a set of allowed values. |
| 85 | + // +optional |
| 86 | + Enum []string `json:"enum,omitempty"` |
| 87 | + |
| 88 | + // items defines the element schema when type is array. |
| 89 | + // +optional |
| 90 | + Items *OutputFieldItems `json:"items,omitempty"` |
| 91 | + |
| 92 | + // properties defines nested fields when type is object. |
| 93 | + // +optional |
| 94 | + // +listType=map |
| 95 | + // +listMapKey=name |
| 96 | + Properties []OutputSubField `json:"properties,omitempty"` |
| 97 | +} |
| 98 | + |
| 99 | +// OutputSubField defines a nested field (one level deep) within an OutputField |
| 100 | +// of type "object" or within array items of type "object". At this depth, |
| 101 | +// array items are restricted to primitive types (string, number, boolean). |
| 102 | +// +kubebuilder:validation:XValidation:rule="self.type == 'array' ? has(self.items) : true",message="items is required when type is array" |
| 103 | +// +kubebuilder:validation:XValidation:rule="has(self.enum) ? self.type == 'string' : true",message="enum is only valid for string fields" |
| 104 | +type OutputSubField struct { |
| 105 | + // name is the field name in the output JSON. |
| 106 | + // +kubebuilder:validation:Required |
| 107 | + // +kubebuilder:validation:MinLength=1 |
| 108 | + // +kubebuilder:validation:Pattern="^[a-zA-Z][a-zA-Z0-9_]*$" |
| 109 | + Name string `json:"name"` |
| 110 | + |
| 111 | + // type is the JSON type of this field. |
| 112 | + // +kubebuilder:validation:Required |
| 113 | + Type OutputFieldType `json:"type"` |
| 114 | + |
| 115 | + // description explains the purpose of this field (passed to the LLM). |
| 116 | + // +optional |
| 117 | + Description string `json:"description,omitempty"` |
| 118 | + |
| 119 | + // required indicates whether the agent must populate this field. |
| 120 | + // +optional |
| 121 | + Required bool `json:"required,omitempty"` |
| 122 | + |
| 123 | + // enum constrains string fields to a set of allowed values. |
| 124 | + // +optional |
| 125 | + Enum []string `json:"enum,omitempty"` |
| 126 | + |
| 127 | + // items defines the element schema when type is array (primitive types only at this depth). |
| 128 | + // +optional |
| 129 | + Items *OutputSubFieldItems `json:"items,omitempty"` |
| 130 | +} |
| 131 | + |
| 132 | +// OutputFieldItems defines the schema for array elements at the top level. |
| 133 | +// Supports primitive types and objects (with nested OutputSubField properties). |
| 134 | +type OutputFieldItems struct { |
| 135 | + // type is the JSON type of array elements. |
| 136 | + // +kubebuilder:validation:Required |
| 137 | + // +kubebuilder:validation:Enum=string;number;boolean;object |
| 138 | + Type OutputFieldType `json:"type"` |
| 139 | + |
| 140 | + // properties defines fields for object-typed array elements. |
| 141 | + // +optional |
| 142 | + // +listType=map |
| 143 | + // +listMapKey=name |
| 144 | + Properties []OutputSubField `json:"properties,omitempty"` |
| 145 | +} |
| 146 | + |
| 147 | +// OutputSubFieldItems defines the schema for array elements at the nested |
| 148 | +// level. Only primitive types (string, number, boolean) are allowed here |
| 149 | +// to prevent unbounded schema depth. |
| 150 | +type OutputSubFieldItems struct { |
| 151 | + // type is the JSON type of array elements. |
| 152 | + // +kubebuilder:validation:Required |
| 153 | + // +kubebuilder:validation:Enum=string;number;boolean |
| 154 | + Type OutputFieldType `json:"type"` |
| 155 | +} |
| 156 | + |
| 157 | +// NOTE: MCPHeaderSourceType, MCPHeaderValueSource, MCPHeader, and MCPServerConfig |
| 158 | +// are defined in olsconfig_types.go and shared by both OLSConfig and Agent. |
| 159 | + |
| 160 | +// SkillsSource defines an OCI image containing skills and optionally which |
| 161 | +// paths within that image to mount. Skills are mounted as Kubernetes image |
| 162 | +// volumes in the agent's sandbox pod. |
| 163 | +// |
| 164 | +// When paths is omitted, the entire image is mounted. When paths is specified, |
| 165 | +// only those directories are mounted (each as a separate subPath volumeMount), |
| 166 | +// allowing selective composition of skills from large shared images. |
| 167 | +// |
| 168 | +// Example — mount all skills from a custom image: |
| 169 | +// |
| 170 | +// skills: |
| 171 | +// - image: quay.io/my-org/my-skills:latest |
| 172 | +// |
| 173 | +// Example — selectively mount two skills from a shared image: |
| 174 | +// |
| 175 | +// skills: |
| 176 | +// - image: registry.ci.openshift.org/ocp/5.0:agentic-skills |
| 177 | +// paths: |
| 178 | +// - /skills/prometheus |
| 179 | +// - /skills/cluster-update/update-advisor |
| 180 | +type SkillsSource struct { |
| 181 | + // image is the OCI image reference containing skills. |
| 182 | + // The operator mounts this as a Kubernetes image volume (requires K8s 1.34+). |
| 183 | + // +kubebuilder:validation:Required |
| 184 | + // +kubebuilder:validation:MinLength=1 |
| 185 | + Image string `json:"image"` |
| 186 | + |
| 187 | + // paths restricts which directories from the image are mounted. |
| 188 | + // Each path is mounted as a separate subPath volumeMount into the agent's |
| 189 | + // skills directory. The last segment of each path becomes the mount name |
| 190 | + // (e.g., "/skills/prometheus" mounts as "prometheus"). |
| 191 | + // |
| 192 | + // When omitted, the entire image is mounted as a single volume. |
| 193 | + // +optional |
| 194 | + Paths []string `json:"paths,omitempty"` |
| 195 | +} |
| 196 | + |
| 197 | +// AgentSpec defines the desired state of Agent. |
| 198 | +type AgentSpec struct { |
| 199 | + // llmRef references a cluster-scoped LlmProvider CR that supplies the |
| 200 | + // LLM backend for this agent. The operator resolves this reference at |
| 201 | + // reconcile time and configures the sandbox pod with the provider's |
| 202 | + // credentials and model. |
| 203 | + // +kubebuilder:validation:Required |
| 204 | + LLMRef corev1.LocalObjectReference `json:"llmRef"` |
| 205 | + |
| 206 | + // skills defines one or more OCI images containing skills to mount |
| 207 | + // in the agent's sandbox pod. Each entry specifies an image and optionally |
| 208 | + // which paths within that image to mount. The operator creates Kubernetes |
| 209 | + // image volumes (requires K8s 1.34+) and mounts them into the agent's |
| 210 | + // skills directory. |
| 211 | + // |
| 212 | + // Multiple entries allow composing skills from different images: |
| 213 | + // |
| 214 | + // skills: |
| 215 | + // - image: registry.ci.openshift.org/ocp/5.0:agentic-skills |
| 216 | + // paths: |
| 217 | + // - /skills/prometheus |
| 218 | + // - /skills/cluster-update/update-advisor |
| 219 | + // - image: quay.io/my-org/custom-skills:latest |
| 220 | + // |
| 221 | + // +kubebuilder:validation:MinItems=1 |
| 222 | + Skills []SkillsSource `json:"skills"` |
| 223 | + |
| 224 | + // mcpServers defines external MCP (Model Context Protocol) servers the |
| 225 | + // agent can connect to for additional tools and context beyond its |
| 226 | + // built-in skills. Each server is identified by name and URL. |
| 227 | + // +optional |
| 228 | + // +listType=map |
| 229 | + // +listMapKey=name |
| 230 | + MCPServers []MCPServerConfig `json:"mcpServers,omitempty"` |
| 231 | + |
| 232 | + // systemPromptRef references a ConfigMap containing the system prompt. |
| 233 | + // The ConfigMap must have a key named "prompt" with the prompt text. |
| 234 | + // The system prompt shapes the agent's behavior for its role (analysis, |
| 235 | + // execution, or verification). When omitted, the agent uses a default |
| 236 | + // prompt appropriate for its workflow step. |
| 237 | + // +optional |
| 238 | + SystemPromptRef *corev1.LocalObjectReference `json:"systemPromptRef,omitempty"` |
| 239 | + |
| 240 | + // outputFields defines additional structured output fields beyond the |
| 241 | + // base schema that every agent produces (diagnosis, proposal, RBAC, |
| 242 | + // verification plan). Use this to request domain-specific structured |
| 243 | + // data from the agent (e.g., an ACS violation ID, affected images). |
| 244 | + // Mutually exclusive with rawOutputSchema. |
| 245 | + // +optional |
| 246 | + // +listType=map |
| 247 | + // +listMapKey=name |
| 248 | + OutputFields []OutputField `json:"outputFields,omitempty"` |
| 249 | + |
| 250 | + // rawOutputSchema is an escape hatch that replaces the entire output |
| 251 | + // schema with a raw JSON Schema object. Use this when outputFields |
| 252 | + // cannot express the schema you need (e.g., deeply nested structures, |
| 253 | + // conditional fields). Mutually exclusive with outputFields. |
| 254 | + // +optional |
| 255 | + RawOutputSchema *apiextensionsv1.JSON `json:"rawOutputSchema,omitempty"` |
| 256 | +} |
| 257 | + |
| 258 | +// +kubebuilder:object:root=true |
| 259 | +// +kubebuilder:resource:scope=Cluster |
| 260 | +// +kubebuilder:printcolumn:name="LLM",type=string,JSONPath=`.spec.llmRef.name` |
| 261 | +// +kubebuilder:printcolumn:name="Skills Image",type=string,JSONPath=`.spec.skills[0].image`,priority=1 |
| 262 | +// +kubebuilder:printcolumn:name="Age",type=date,JSONPath=`.metadata.creationTimestamp` |
| 263 | + |
| 264 | +// Agent defines a complete agent configuration: which LLM to use, what |
| 265 | +// skills to mount, optional MCP servers, and what system prompt to follow. |
| 266 | +// It is the second link in the CRD chain (LlmProvider -> Agent -> Workflow |
| 267 | +// -> Proposal) and is referenced by Workflow steps via agentRef. |
| 268 | +// |
| 269 | +// Agent is cluster-scoped. You typically create a few agents with different |
| 270 | +// capabilities and assign them to workflow steps. For example, an analysis |
| 271 | +// agent might use a capable model with broad diagnostic skills, while an |
| 272 | +// execution agent uses a fast model with targeted remediation skills. |
| 273 | +// |
| 274 | +// Example — an analysis agent with selective skills and a system prompt: |
| 275 | +// |
| 276 | +// apiVersion: agentic.openshift.io/v1alpha1 |
| 277 | +// kind: Agent |
| 278 | +// metadata: |
| 279 | +// name: analyzer |
| 280 | +// spec: |
| 281 | +// llmRef: |
| 282 | +// name: smart |
| 283 | +// skills: |
| 284 | +// - image: registry.ci.openshift.org/ocp/5.0:agentic-skills |
| 285 | +// paths: |
| 286 | +// - /skills/prometheus |
| 287 | +// - /skills/cluster-ops |
| 288 | +// - /skills/rbac-security |
| 289 | +// systemPromptRef: |
| 290 | +// name: analysis-prompt |
| 291 | +// |
| 292 | +// Example — an execution agent with a fast model: |
| 293 | +// |
| 294 | +// apiVersion: agentic.openshift.io/v1alpha1 |
| 295 | +// kind: Agent |
| 296 | +// metadata: |
| 297 | +// name: executor |
| 298 | +// spec: |
| 299 | +// llmRef: |
| 300 | +// name: fast |
| 301 | +// skills: |
| 302 | +// - image: registry.ci.openshift.org/ocp/5.0:agentic-skills |
| 303 | +// paths: |
| 304 | +// - /skills/cluster-ops |
| 305 | +// systemPromptRef: |
| 306 | +// name: execution-prompt |
| 307 | +// |
| 308 | +// Example — an agent with MCP servers for extended tooling: |
| 309 | +// |
| 310 | +// apiVersion: agentic.openshift.io/v1alpha1 |
| 311 | +// kind: Agent |
| 312 | +// metadata: |
| 313 | +// name: analyzer-with-mcp |
| 314 | +// spec: |
| 315 | +// llmRef: |
| 316 | +// name: smart |
| 317 | +// skills: |
| 318 | +// - image: registry.ci.openshift.org/ocp/5.0:agentic-skills |
| 319 | +// mcpServers: |
| 320 | +// - name: openshift |
| 321 | +// url: https://mcp.openshift-lightspeed.svc:8443/sse |
| 322 | +// timeout: 10 |
| 323 | +// headers: |
| 324 | +// - name: Authorization |
| 325 | +// valueFrom: |
| 326 | +// type: kubernetes |
| 327 | +// - name: pagerduty |
| 328 | +// url: https://mcp-pagerduty.example.com/sse |
| 329 | +// headers: |
| 330 | +// - name: X-API-Key |
| 331 | +// valueFrom: |
| 332 | +// type: secret |
| 333 | +// secretRef: |
| 334 | +// name: pagerduty-api-key |
| 335 | +// systemPromptRef: |
| 336 | +// name: analysis-prompt |
| 337 | +type Agent struct { |
| 338 | + metav1.TypeMeta `json:",inline"` |
| 339 | + metav1.ObjectMeta `json:"metadata,omitempty"` |
| 340 | + |
| 341 | + // +kubebuilder:validation:Required |
| 342 | + Spec AgentSpec `json:"spec"` |
| 343 | +} |
| 344 | + |
| 345 | +// +kubebuilder:object:root=true |
| 346 | + |
| 347 | +// AgentList contains a list of Agent. |
| 348 | +type AgentList struct { |
| 349 | + metav1.TypeMeta `json:",inline"` |
| 350 | + metav1.ListMeta `json:"metadata,omitempty"` |
| 351 | + Items []Agent `json:"items"` |
| 352 | +} |
| 353 | + |
| 354 | +func init() { |
| 355 | + SchemeBuilder.Register(&Agent{}, &AgentList{}) |
| 356 | +} |
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