--- apiVersion: apiextensions.k8s.io/v1 kind: CustomResourceDefinition metadata: annotations: controller-gen.kubebuilder.io/version: v0.17.3 name: minecraftservers.felis.lolicon.best spec: group: felis.lolicon.best names: kind: MinecraftServer listKind: MinecraftServerList plural: minecraftservers singular: minecraftserver scope: Namespaced versions: - name: v1alpha1 schema: openAPIV3Schema: description: |- MinecraftServer is the lifecycle source-of-truth for a single managed Minecraft server (spec §4). The operator reconciles the StatefulSet, Service and PVC from this object; readiness is gated exclusively on an RCON probe. properties: apiVersion: description: |- APIVersion defines the versioned schema of this representation of an object. Servers should convert recognized schemas to the latest internal value, and may reject unrecognized values. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#resources type: string kind: description: |- Kind is a string value representing the REST resource this object represents. Servers may infer this from the endpoint the client submits requests to. Cannot be updated. In CamelCase. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#types-kinds type: string metadata: type: object spec: description: MinecraftServerSpec is the desired state (spec §4 spec.*). properties: args: description: Args are extra arguments appended after the jar. items: type: string type: array autostartPolicy: description: AutostartPolicy controls who may wake the server (spec §8). enum: - public - allowlist - ownerOnly type: string description: description: Description is free-form operator/owner notes. type: string desiredState: description: DesiredState toggles the server up or down (default Stopped). enum: - Running - Stopped type: string displayName: description: DisplayName is the human-facing name shown in the panel and MOTD. type: string env: description: Env are extra environment variables injected into the server container. items: description: |- EnvVar is a name/value pair injected into the server container. It is a deliberately narrow subset of corev1.EnvVar (no valueFrom) so the CRD cannot be used to exfiltrate arbitrary cluster secrets. properties: name: type: string value: type: string required: - name type: object type: array fallbackServer: description: |- FallbackServer is the Velocity server name traffic routes to while this server is stopped or starting. type: string idle: description: Idle configures empty-server auto-stop (spec §8). properties: autoStopEnabled: description: AutoStopEnabled turns on idle auto-stop. type: boolean emptySecondsBeforeStop: description: |- EmptySecondsBeforeStop is how long the server may sit empty before the operator scales it down. format: int32 maximum: 604800 minimum: 0 type: integer type: object image: description: Image is the fully-qualified container image (loader-agnostic). type: string jar: description: |- Jar is the server jar path/name inside the image, if the entrypoint needs it explicitly. type: string javaFlags: description: JavaFlags are additional JVM flags (e.g. Aikar's flags). items: type: string type: array javaMemory: description: JavaMemory is the heap sizing passed as -Xmx/-Xms (e.g. "4G"). type: string lifecycle: description: Lifecycle tunes graceful shutdown (spec §7). properties: terminationGracePeriodSeconds: description: TerminationGracePeriodSeconds is the pod grace period (default 300). format: int64 maximum: 3600 minimum: 0 type: integer type: object motd: description: Motd holds the per-phase MOTD strings surfaced to status pings. properties: failed: type: string running: type: string starting: type: string stopped: type: string type: object onlineMode: description: |- OnlineMode mirrors server.properties online-mode. Wake/claim semantics only hold when the Velocity proxy enforces online-mode=true (spec §8). type: boolean rcon: description: |- Rcon configures the RCON endpoint the operator probes for readiness and uses for graceful shutdown (spec §5, §7). properties: enabled: description: Enabled must be true for readiness probing and graceful shutdown. type: boolean port: description: Port is the RCON TCP port (default 25575). format: int32 maximum: 65535 minimum: 0 type: integer secretRef: description: SecretRef points at the Secret holding the RCON password. properties: key: type: string name: type: string required: - key - name type: object type: object x-kubernetes-validations: - message: the allow-rcon NetworkPolicy admits only port 25575; leave port unset rule: '!has(self.port) || self.port == 0 || self.port == 25575' reaperExempt: description: ReaperExempt opts this server out of the world reaper entirely (spec §18). type: boolean resources: description: Resources are the container resource requests/limits. properties: claims: description: |- Claims lists the names of resources, defined in spec.resourceClaims, that are used by this container. This is an alpha field and requires enabling the DynamicResourceAllocation feature gate. This field is immutable. It can only be set for containers. items: description: ResourceClaim references one entry in PodSpec.ResourceClaims. properties: name: description: |- Name must match the name of one entry in pod.spec.resourceClaims of the Pod where this field is used. It makes that resource available inside a container. type: string request: description: |- Request is the name chosen for a request in the referenced claim. If empty, everything from the claim is made available, otherwise only the result of this request. type: string required: - name type: object type: array x-kubernetes-list-map-keys: - name x-kubernetes-list-type: map limits: additionalProperties: anyOf: - type: integer - type: string pattern: ^(\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))))?$ x-kubernetes-int-or-string: true description: |- Limits describes the maximum amount of compute resources allowed. More info: https://kubernetes.io/docs/concepts/configuration/manage-resources-containers/ type: object requests: additionalProperties: anyOf: - type: integer - type: string pattern: ^(\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))(([KMGTPE]i)|[numkMGTPE]|([eE](\+|-)?(([0-9]+(\.[0-9]*)?)|(\.[0-9]+))))?$ x-kubernetes-int-or-string: true description: |- Requests describes the minimum amount of compute resources required. If Requests is omitted for a container, it defaults to Limits if that is explicitly specified, otherwise to an implementation-defined value. Requests cannot exceed Limits. More info: https://kubernetes.io/docs/concepts/configuration/manage-resources-containers/ type: object type: object startup: description: Startup bounds how long Starting may last before Failed (spec §5). properties: healthHTTPPath: description: HealthHTTPPath is the path for the HTTP readiness probe (default "/healthz" when HealthHTTPPort is set). type: string healthHTTPPort: description: HealthHTTPPort, when > 0, switches the pod readiness probe from the default plain-TCP check on the game port to an HTTP GET on this container port. It exists for RCON-less loaders (notably LOOHP/Limbo) where the felis-limbo plugin reports true readiness only after the first server tick. format: int32 maximum: 65535 minimum: 0 type: integer readinessTimeoutSeconds: description: ReadinessTimeoutSeconds is the budget for the first successful RCON probe. format: int32 maximum: 86400 minimum: 0 type: integer timeoutSeconds: description: TimeoutSeconds is the overall budget before the server is marked Failed. format: int32 maximum: 86400 minimum: 0 type: integer type: object storage: description: Storage configures the world PVC. properties: size: description: Size is the requested PVC capacity (e.g. "10Gi"). type: string storageClassName: description: StorageClassName selects the StorageClass; empty uses the default. type: string type: object subdomain: description: |- Subdomain is the per-server label under the deployment zone. It is the only routing identity; the operator never hardcodes the parent domain. type: string required: - image - subdomain type: object status: description: MinecraftServerStatus is the observed state (spec §4 status.*). properties: autoRestarts: description: |- AutoRestarts counts how often the operator recreated the pod of a start that timed out (at most 3, with a doubling backoff); reaching Ready or stopping resets it. format: int32 type: integer conditions: description: Conditions are the standard metav1 conditions (Ready, RconReached, ...). items: description: Condition contains details for one aspect of the current state of this API Resource. properties: lastTransitionTime: description: |- lastTransitionTime is the last time the condition transitioned from one status to another. This should be when the underlying condition changed. If that is not known, then using the time when the API field changed is acceptable. format: date-time type: string message: description: |- message is a human readable message indicating details about the transition. This may be an empty string. maxLength: 32768 type: string observedGeneration: description: |- observedGeneration represents the .metadata.generation that the condition was set based upon. For instance, if .metadata.generation is currently 12, but the .status.conditions[x].observedGeneration is 9, the condition is out of date with respect to the current state of the instance. format: int64 minimum: 0 type: integer reason: description: |- reason contains a programmatic identifier indicating the reason for the condition's last transition. Producers of specific condition types may define expected values and meanings for this field, and whether the values are considered a guaranteed API. The value should be a CamelCase string. This field may not be empty. maxLength: 1024 minLength: 1 pattern: ^[A-Za-z]([A-Za-z0-9_,:]*[A-Za-z0-9_])?$ type: string status: description: status of the condition, one of True, False, Unknown. enum: - "True" - "False" - Unknown type: string type: description: type of condition in CamelCase or in foo.example.com/CamelCase. maxLength: 316 pattern: ^([a-z0-9]([-a-z0-9]*[a-z0-9])?(\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*/)?(([A-Za-z0-9][-A-Za-z0-9_.]*)?[A-Za-z0-9])$ type: string required: - lastTransitionTime - message - reason - status - type type: object type: array emptySince: description: |- EmptySince is when the operator first observed 0 online players during a Running phase (spec §8 idle auto-stop). It is reset when a player joins or the server restarts or stops, so the empty-duration counter starts fresh each time the server becomes unoccupied. A zero sampled within three minutes of a run's first ready probe stamps nothing: the players it came up for may not be in yet. format: date-time type: string endpoint: description: Endpoint is where the proxy should route traffic. properties: address: description: Address is the host:port the proxy should dial. type: string mode: description: Mode is "direct" or "fallback". type: string type: object lastAutoRestartAt: description: LastAutoRestartAt is when the operator last recreated the pod. format: date-time type: string liveMotd: description: LiveMotd is the MOTD currently advertised for the active phase. type: string observedGeneration: description: ObservedGeneration is the spec generation this status reflects. format: int64 type: integer phase: description: Phase is the coarse lifecycle phase. type: string players: description: Players is the last observed player count. properties: max: format: int32 type: integer online: format: int32 type: integer required: - max - online type: object ready: description: |- Ready is true only after a successful RCON probe (loader-agnostic; a status ping is never sufficient — spec §5). type: boolean readySignalAt: description: |- ReadySignalAt is when the first RCON probe of the current run succeeded. Every Starting or Stopping pass clears it, so each start is measured once. format: date-time type: string startRequestedAt: description: |- StartRequestedAt is when the current start attempt was first observed (the first Starting reconcile after desiredState=Running). It anchors the felis_start_duration_seconds histogram (spec §23): the operator observes ReadySignalAt-StartRequestedAt the moment readiness is first reached, then clears this on stop so the next start re-anchors. Persisted in status because the two endpoints fall in different reconcile passes. format: date-time type: string stopNoticeAt: description: |- StopNoticeAt is when the operator told the players on a server that it is about to stop (desiredState flipped to Stopped with players online). The stop itself waits until StopNoticeWindow has passed since then; the stamp is cleared once the server is scaled down, or when desiredState goes back to Running first. format: date-time type: string type: object type: object served: true storage: true subresources: status: {}