dockercomposeservice_types.go

/*
Copyright 2021 The Tilt Dev Authors

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

package v1alpha1

import (
	"context"

	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/runtime"
	"k8s.io/apimachinery/pkg/runtime/schema"
	"k8s.io/apimachinery/pkg/util/validation/field"

	"github.com/tilt-dev/tilt-apiserver/pkg/server/builder/resource"
	"github.com/tilt-dev/tilt-apiserver/pkg/server/builder/resource/resourcerest"
	"github.com/tilt-dev/tilt-apiserver/pkg/server/builder/resource/resourcestrategy"
)

// +genclient
// +genclient:nonNamespaced
// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object

// DockerComposeService represents a container orchestrated by Docker Compose.
//
// +k8s:openapi-gen=true
type DockerComposeService struct {
	metav1.TypeMeta   `json:",inline"`
	metav1.ObjectMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`

	Spec   DockerComposeServiceSpec   `json:"spec,omitempty" protobuf:"bytes,2,opt,name=spec"`
	Status DockerComposeServiceStatus `json:"status,omitempty" protobuf:"bytes,3,opt,name=status"`
}

// DockerComposeServiceList
// +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
type DockerComposeServiceList struct {
	metav1.TypeMeta `json:",inline"`
	metav1.ListMeta `json:"metadata,omitempty" protobuf:"bytes,1,opt,name=metadata"`

	Items []DockerComposeService `json:"items" protobuf:"bytes,2,rep,name=items"`
}

// DockerComposeServiceSpec defines the desired state a Docker Compose container.
type DockerComposeServiceSpec struct {
	// The name of the service to create.
	Service string `json:"service" protobuf:"bytes,1,opt,name=service"`

	// A specification of the project the service belongs to.
	//
	// Each service spec keeps its own copy of the project spec.
	Project DockerComposeProject `json:"project" protobuf:"bytes,2,opt,name=project"`

	// The image maps that this deploy depends on.
	ImageMaps []string `json:"imageMaps,omitempty" protobuf:"bytes,3,rep,name=imageMaps"`

	// Specifies how to disable this.
	//
	// +optional
	DisableSource *DisableSource `json:"disableSource,omitempty" protobuf:"bytes,4,opt,name=disableSource"`
}

var _ resource.Object = &DockerComposeService{}
var _ resourcestrategy.Validater = &DockerComposeService{}
var _ resourcerest.ShortNamesProvider = &DockerComposeService{}

func (in *DockerComposeService) GetSpec() interface{} {
	return in.Spec
}

func (in *DockerComposeService) GetObjectMeta() *metav1.ObjectMeta {
	return &in.ObjectMeta
}

func (in *DockerComposeService) NamespaceScoped() bool {
	return false
}

func (in *DockerComposeService) ShortNames() []string {
	return []string{"dc"}
}

func (in *DockerComposeService) New() runtime.Object {
	return &DockerComposeService{}
}

func (in *DockerComposeService) NewList() runtime.Object {
	return &DockerComposeServiceList{}
}

func (in *DockerComposeService) GetGroupVersionResource() schema.GroupVersionResource {
	return schema.GroupVersionResource{
		Group:    "tilt.dev",
		Version:  "v1alpha1",
		Resource: "dockercomposeservices",
	}
}

func (in *DockerComposeService) IsStorageVersion() bool {
	return true
}

func (in *DockerComposeService) Validate(ctx context.Context) field.ErrorList {
	// TODO(user): Modify it, adding your API validation here.
	return nil
}

var _ resource.ObjectList = &DockerComposeServiceList{}

func (in *DockerComposeServiceList) GetListMeta() *metav1.ListMeta {
	return &in.ListMeta
}

// DockerComposeServiceStatus defines the observed state of DockerComposeService,
// continuing to watch the container after it starts.
type DockerComposeServiceStatus struct {
	// Details about whether/why this is disabled.
	// +optional
	DisableStatus *DisableStatus `json:"disableStatus,omitempty" protobuf:"bytes,1,opt,name=disableStatus"`

	// How docker binds container ports to the host network for this service.
	// +optional
	PortBindings []DockerPortBinding `json:"portBindings,omitempty" protobuf:"bytes,2,rep,name=portBindings"`

	// Current state of the container for this service.
	// +optional
	ContainerState *DockerContainerState `json:"containerState,omitempty" protobuf:"bytes,3,opt,name=containerState"`

	// Current container ID.
	// +optional
	ContainerID string `json:"containerID,omitempty" protobuf:"bytes,4,opt,name=containerID"`

	// Current container name.
	// +optional
	ContainerName string `json:"containerName,omitempty" protobuf:"bytes,8,opt,name=containerName"`

	// An error bringing up the container.
	//
	// +optional
	ApplyError string `json:"applyError,omitempty" protobuf:"bytes,5,opt,name=applyError"`

	// Timestamp of when we last started bringing up this service in Docker Compose.
	//
	// +optional
	LastApplyStartTime metav1.MicroTime `json:"lastApplyStartTime,omitempty" protobuf:"bytes,6,opt,name=lastApplyStartTime"`

	// Timestamp of when we last finished bringing up this service in Docker Compose.
	//
	// When populated, must be equal or after the LastApplyStartTime field.
	//
	// +optional
	LastApplyFinishTime metav1.MicroTime `json:"lastApplyFinishTime,omitempty" protobuf:"bytes,7,opt,name=lastApplyFinishTime"`
}

// DockerComposeService implements ObjectWithStatusSubResource interface.
var _ resource.ObjectWithStatusSubResource = &DockerComposeService{}

func (in *DockerComposeService) GetStatus() resource.StatusSubResource {
	return in.Status
}

// DockerComposeServiceStatus{} implements StatusSubResource interface.
var _ resource.StatusSubResource = &DockerComposeServiceStatus{}

func (in DockerComposeServiceStatus) CopyTo(parent resource.ObjectWithStatusSubResource) {
	parent.(*DockerComposeService).Status = in
}

type DockerComposeProject struct {
	// Configuration files to load.
	//
	// If both ConfigPaths and ProjectPath/YAML are specified,
	// the YAML is the source of truth, and the ConfigPaths
	// are used to print diagnostic information.
	ConfigPaths []string `json:"configPaths,omitempty" protobuf:"bytes,1,rep,name=configPaths"`

	// The base path of the docker-compose project.
	//
	// Expressed in docker-compose as --project-directory.
	//
	// When used on the command-line, the Docker Compose spec mandates that this
	// must be the directory of the first yaml file.  All additional yaml files are
	// evaluated relative to this project path.
	ProjectPath string `json:"projectPath,omitempty" protobuf:"bytes,2,opt,name=projectPath"`

	// The docker-compose config YAML.
	//
	// Usually contains multiple services.
	//
	// If you have multiple docker-compose.yaml files, you can combine them into a
	// single YAML with `docker-compose -f file1.yaml -f file2.yaml config`.
	YAML string `json:"yaml,omitempty" protobuf:"bytes,3,opt,name=yaml"`

	// The docker-compose project name.
	//
	// If omitted, the default is to use the NormalizedName of the ProjectPath
	// base name.
	Name string `json:"name,omitempty" protobuf:"bytes,4,opt,name=name"`

	// Path to an env file to use. Passed to docker-compose as `--env-file FILE`.
	EnvFile string `json:"envFile,omitempty" protobuf:"bytes,5,opt,name=envFile"`
}

// State of a standalone container in Docker.
//
// An apiserver-compatible representation of this struct:
// https://pkg.go.dev/github.com/docker/docker/api/types#ContainerState
type DockerContainerState struct {
	// String representation of the container state.
	// Can be one of "created", "running", "paused", "restarting", "removing", "exited", or "dead".
	// +optional
	Status string `json:"status,omitempty" protobuf:"bytes,1,opt,name=status"`

	// Whether the container is running.
	// +optional
	Running bool `json:"running,omitempty" protobuf:"varint,2,opt,name=running"`

	// Whether the container is in an error state.
	// +optional
	Error string `json:"error,omitempty" protobuf:"bytes,3,opt,name=error"`

	// The exit code, if the container has exited.
	// +optional
	ExitCode int32 `json:"exitCode,omitempty" protobuf:"varint,4,opt,name=exitCode"`

	// When the container process started.
	// +optional
	StartedAt metav1.MicroTime `json:"startedAt,omitempty" protobuf:"bytes,5,opt,name=startedAt"`

	// When the container process finished.
	// +optional
	FinishedAt metav1.MicroTime `json:"finishedAt,omitempty" protobuf:"bytes,6,opt,name=finishedAt"`
}

// How docker binds container ports to the host network
type DockerPortBinding struct {
	// The port inside the container.
	ContainerPort int32 `json:"containerPort,omitempty" protobuf:"varint,1,opt,name=containerPort"`

	// The port on the host machine where Docker running.
	HostPort int32 `json:"hostPort,omitempty" protobuf:"varint,2,opt,name=hostPort"`

	// The IP on the host machine where Docker is binding the network.
	HostIP string `json:"hostIP,omitempty" protobuf:"bytes,3,opt,name=hostIP"`
}