open-consul/test/integration/consul-container/libs/service/connect.go

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package service
import (
"context"
"fmt"
"time"
"github.com/docker/go-connections/nat"
"github.com/testcontainers/testcontainers-go"
"github.com/testcontainers/testcontainers-go/wait"
libnode "github.com/hashicorp/consul/test/integration/consul-container/libs/agent"
"github.com/hashicorp/consul/test/integration/consul-container/libs/utils"
)
// ConnectContainer
type ConnectContainer struct {
ctx context.Context
container testcontainers.Container
ip string
appPort int
adminPort int
req testcontainers.ContainerRequest
}
func (g ConnectContainer) GetName() string {
name, err := g.container.Name(g.ctx)
if err != nil {
return ""
}
return name
}
func (g ConnectContainer) GetAddr() (string, int) {
return g.ip, g.appPort
}
func (g ConnectContainer) Start() error {
if g.container == nil {
return fmt.Errorf("container has not been initialized")
}
return g.container.Start(context.Background())
}
func (g ConnectContainer) GetAdminAddr() (string, int) {
return "localhost", g.adminPort
}
// Terminate attempts to terminate the container. On failure, an error will be
// returned and the reaper process (RYUK) will handle cleanup.
func (c ConnectContainer) Terminate() error {
if c.container == nil {
return nil
}
err := c.container.StopLogProducer()
if err1 := c.container.Terminate(c.ctx); err == nil {
err = err1
}
c.container = nil
return err
}
func NewConnectService(ctx context.Context, name string, serviceName string, serviceBindPort int, node libnode.Agent) (Service, error) {
namePrefix := fmt.Sprintf("%s-service-connect-%s", node.GetDatacenter(), name)
containerName := utils.RandName(namePrefix)
envoyVersion := getEnvoyVersion()
buildargs := map[string]*string{
"ENVOY_VERSION": utils.StringToPointer(envoyVersion),
}
dockerfileCtx, err := getDevContainerDockerfile()
if err != nil {
return nil, err
}
dockerfileCtx.BuildArgs = buildargs
nodeIP, _ := node.GetAddr()
req := testcontainers.ContainerRequest{
FromDockerfile: dockerfileCtx,
WaitingFor: wait.ForLog("").WithStartupTimeout(10 * time.Second),
AutoRemove: false,
Name: containerName,
Cmd: []string{
"consul", "connect", "envoy",
"-sidecar-for", serviceName,
"-service", name,
"-admin-bind", "0.0.0.0:19000",
"-grpc-addr", fmt.Sprintf("%s:8502", nodeIP),
"-http-addr", fmt.Sprintf("%s:8500", nodeIP),
"--",
"--log-level", envoyLogLevel},
ExposedPorts: []string{
fmt.Sprintf("%d/tcp", serviceBindPort), // Envoy Listener
"19000/tcp", // Envoy Admin Port
},
}
container, err := testcontainers.GenericContainer(ctx, testcontainers.GenericContainerRequest{
ContainerRequest: req,
Started: true,
})
if err != nil {
return nil, err
}
ip, err := container.ContainerIP(ctx)
if err != nil {
return nil, err
}
mappedAppPort, err := container.MappedPort(ctx, nat.Port(fmt.Sprintf("%d", serviceBindPort)))
if err != nil {
return nil, err
}
mappedAdminPort, err := container.MappedPort(ctx, nat.Port(fmt.Sprintf("%d", 19000)))
if err != nil {
return nil, err
}
if err := container.StartLogProducer(ctx); err != nil {
return nil, err
}
container.FollowOutput(&LogConsumer{
Prefix: containerName,
})
// Register the termination function the agent so the containers can stop together
terminate := func() error {
return container.Terminate(context.Background())
}
node.RegisterTermination(terminate)
return &ConnectContainer{
container: container,
ip: ip,
appPort: mappedAppPort.Int(),
adminPort: mappedAdminPort.Int(),
}, nil
}