Rainbond/builder/sources/container_client.go
2022-09-30 10:20:39 +08:00

119 lines
3.6 KiB
Go

package sources
import (
"context"
"fmt"
"github.com/docker/docker/api/types"
dockercli "github.com/docker/docker/client"
"github.com/sirupsen/logrus"
runtimeapi "k8s.io/cri-api/pkg/apis/runtime/v1alpha2"
"time"
)
const (
// ContainerRuntimeDocker docker runtime
ContainerRuntimeDocker = "docker"
// ContainerRuntimeContainerd containerd runtime
ContainerRuntimeContainerd = "containerd"
// RuntimeEndpointDocker docker runtime endpoint
RuntimeEndpointDocker = "/var/run/dockershim.sock"
// RuntimeEndpointContainerd containerd runtime endpoint
RuntimeEndpointContainerd = "/run/containerd/containerd.sock"
)
const (
// CONTAINER_ACTION_START is start container event action
CONTAINER_ACTION_START = "start"
// CONTAINER_ACTION_STOP is stop container event action
CONTAINER_ACTION_STOP = "stop"
// CONTAINER_ACTION_CREATE is create container event action
CONTAINER_ACTION_CREATE = "create"
// CONTAINER_ACTION_DESTROY is destroy container event action
CONTAINER_ACTION_DESTROY = "destroy"
// CONTAINER_ACTION_DIE is die container event action
CONTAINER_ACTION_DIE = "die"
)
type ContainerDesc struct {
ContainerRuntime string
// Info is extra information of the Container. The key could be arbitrary string, and
// value should be in json format. The information could include anything useful for
// debug, e.g. pid for linux container based container runtime.
// It should only be returned non-empty when Verbose is true.
Info map[string]string
*runtimeapi.ContainerStatus
// Docker container json
*types.ContainerJSON
}
func (c *ContainerDesc) GetLogPath() string {
if c.ContainerRuntime == ContainerRuntimeDocker {
logrus.Infof("docker container log path %s", c.ContainerJSON.LogPath)
return c.ContainerJSON.LogPath
}
logrus.Infof("containerd container log path %s", c.ContainerStatus.GetLogPath())
return c.ContainerStatus.GetLogPath()
}
func (c *ContainerDesc) GetId() string {
if c.ContainerRuntime == ContainerRuntimeDocker {
logrus.Infof("docker container id %s", c.ContainerJSON.ID)
return c.ContainerJSON.ID
}
logrus.Infof("containerd container id %s", c.ContainerStatus.GetId())
return c.ContainerStatus.GetId()
}
// ContainerImageCli container image client
type ContainerImageCli interface {
ListContainers() ([]*runtimeapi.Container, error)
InspectContainer(containerID string) (*ContainerDesc, error)
WatchContainers(ctx context.Context, cchan chan ContainerEvent) error
GetRuntimeClient() (*runtimeapi.RuntimeServiceClient, error)
GetDockerClient() (*dockercli.Client, error)
}
// ClientFactory client factory
type ClientFactory interface {
NewClient(endpoint string, timeout time.Duration) (ContainerImageCli, error)
}
// NewContainerImageClient new container image client
func NewContainerImageClient(containerRuntime, endpoint string, timeout time.Duration) (c ContainerImageCli, err error) {
logrus.Infof("create container client runtime %s endpoint %s", containerRuntime, endpoint)
switch containerRuntime {
case ContainerRuntimeDocker:
factory := &dockerClientFactory{}
c, err = factory.NewClient(
endpoint, timeout,
)
case ContainerRuntimeContainerd:
factory := &containerdClientFactory{}
c, err = factory.NewClient(
endpoint, timeout,
)
return
default:
err = fmt.Errorf("unknown runtime %s", containerRuntime)
return
}
return
}
//ContainerEvent container event
type ContainerEvent struct {
Action string
Container *ContainerDesc
}
func CacheContainer(cchan chan ContainerEvent, cs ...ContainerEvent) {
for _, container := range cs {
logrus.Debugf("found a container %s %s", container.Container.GetMetadata().GetName(), container.Action)
cchan <- container
}
}