refactor: remove docker dependency for Pid container property

internal/machine/docker/server.go

@@ -627,7 +627,7 @@ func (s *Server) CreateServiceContainer(
 		Binds:        spec.Container.Volumes,
 		Init:         spec.Container.Init,
 		Mounts:       mounts,
-		PidMode:      spec.Container.Pid,
+		PidMode:      container.PidMode(spec.Container.PidMode),
 		PortBindings: portBindings,
 		Privileged:   spec.Container.Privileged,
 		Resources: container.Resources{

pkg/api/service.go

@@ -11,7 +11,6 @@ import (
 
 	mapset "github.com/deckarep/golang-set/v2"
 	"github.com/distribution/reference"
-	"github.com/docker/docker/api/types/container"
 	"github.com/google/go-cmp/cmp"
 	"github.com/google/go-cmp/cmp/cmpopts"
 	"github.com/psviderski/uncloud/internal/machine/api/pb"
@@ -257,8 +256,8 @@ type ContainerSpec struct {
 	Init *bool
 	// LogDriver overrides the default logging driver for the container. Each Docker daemon can have its own default.
 	LogDriver *LogDriver
-	// Pid allows setting the PID name space, currently only "" or "host" is supported.
-	Pid container.PidMode
+	// PidMode sets the PID namespace mode for the container. Currently only "" or "host" is supported.
+	PidMode string
 	// Privileged gives extended privileges to the container. This is a security risk and should be used with caution.
 	Privileged bool
 	// PullPolicy determines when to pull the image from the registry or use the image already available in the cluster.
@@ -266,7 +265,7 @@ type ContainerSpec struct {
 	PullPolicy string
 	// Resource allocation for the container.
 	Resources ContainerResources
-	// Namespaced kernel parameters to be set in container
+	// Namespaced kernel parameters to be set in the container.
 	Sysctls map[string]string
 	// User overrides the default user of the image used to run the container. Format: user|UID[:group|GID].
 	User string

pkg/api/service_test.go

@@ -206,7 +206,7 @@ func TestContainerSpec_Clone(t *testing.T) {
 	original := ContainerSpec{
 		CapAdd:     []string{"NET_ADMIN"},
 		CapDrop:    []string{"ALL"},
-		Pid:        container.PidMode("host"),
+		PidMode:    "host",
 		Command:    []string{"sh", "-c", "echo hello"},
 		Entrypoint: []string{"/bin/bash"},
 		Env: EnvVars{

pkg/client/compose/service.go

@@ -53,7 +53,7 @@ func ServiceSpecFromCompose(project *types.Project, serviceName string) (api.Ser
 			Healthcheck: healthcheckFromCompose(service.HealthCheck),
 			Image:       service.Image,
 			Init:        service.Init,
-			Pid:         container.PidMode(service.Pid),
+			PidMode:     service.Pid,
 			Privileged:  service.Privileged,
 			PullPolicy:  pullPolicy,
 			Resources:   resourcesFromCompose(service),

pkg/client/compose/service_test.go

@@ -127,7 +127,7 @@ func TestServiceSpecFromCompose(t *testing.T) {
 								"max-file": "3",
 							},
 						},
-						Pid:        "host",
+						PidMode:    "host",
 						Privileged: true,
 						PullPolicy: api.PullPolicyAlways,
 						Resources: api.ContainerResources{

pkg/client/deploy/container_test.go

@@ -58,7 +58,7 @@ func TestEvalContainerSpecChange_ContainerPid(t *testing.T) {
 	newSpec := api.ServiceSpec{
 		Container: api.ContainerSpec{
 			Image:  "nginx:latest",
-			Pid:    "host",
+			PidMode: "host",
 			CapAdd: []string{"NET_ADMIN"},
 		},
 	}