refactor: handle CreateContainer server-side

go.mod

@@ -32,6 +32,7 @@ require (
 	github.com/ipfs/go-ipld-format v0.6.0
 	github.com/ipfs/go-log/v2 v2.5.1
 	github.com/lmittmann/tint v1.0.5
+	github.com/opencontainers/go-digest v1.0.0
 	github.com/opencontainers/image-spec v1.1.0
 	github.com/siderolabs/discovery-api v0.1.4
 	github.com/siderolabs/discovery-client v0.1.9
@@ -44,7 +45,7 @@ require (
 	golang.org/x/crypto v0.32.0
 	golang.org/x/net v0.34.0
 	golang.org/x/sync v0.10.0
-	golang.org/x/sys v0.29.0
+	golang.org/x/sys v0.31.0
 	golang.zx2c4.com/wireguard v0.0.0-20231211153847-12269c276173
 	golang.zx2c4.com/wireguard/wgctrl v0.0.0-20230429144221-925a1e7659e6
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20241209162323-e6fa225c2576
@@ -119,7 +120,7 @@ require (
 	github.com/go-logfmt/logfmt v0.6.0 // indirect
 	github.com/go-logr/logr v1.4.2 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
-	github.com/go-sql-driver/mysql v1.7.1 // indirect
+	github.com/go-sql-driver/mysql v1.8.1 // indirect
 	github.com/go-task/slim-sprig/v3 v3.0.0 // indirect
 	github.com/go-viper/mapstructure/v2 v2.0.0 // indirect
 	github.com/godbus/dbus/v5 v5.1.0 // indirect
@@ -133,7 +134,7 @@ require (
 	github.com/google/cel-go v0.20.1 // indirect
 	github.com/google/flatbuffers v24.3.25+incompatible // indirect
 	github.com/google/go-cmp v0.6.0 // indirect
-	github.com/google/pprof v0.0.0-20241210010833-40e02aabc2ad // indirect
+	github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e // indirect
 	github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
 	github.com/google/uuid v1.6.0 // indirect
 	github.com/gorilla/mux v1.8.1 // indirect
@@ -171,11 +172,13 @@ require (
 	github.com/jackc/pgtype v1.14.0 // indirect
 	github.com/jackc/pgx/v4 v4.18.3 // indirect
 	github.com/jbenet/goprocess v0.1.4 // indirect
+	github.com/jmoiron/sqlx v1.4.0 // indirect
 	github.com/josharian/native v1.1.0 // indirect
 	github.com/klauspost/compress v1.17.11 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.9 // indirect
 	github.com/lann/builder v0.0.0-20180802200727-47ae307949d0 // indirect
 	github.com/lann/ps v0.0.0-20150810152359-62de8c46ede0 // indirect
+	github.com/lib/pq v1.10.9 // indirect
 	github.com/libdns/libdns v0.2.2 // indirect
 	github.com/libp2p/go-buffer-pool v0.1.0 // indirect
 	github.com/libp2p/go-libp2p v0.35.4 // indirect
@@ -226,7 +229,6 @@ require (
 	github.com/multiformats/go-varint v0.0.7 // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/onsi/ginkgo/v2 v2.22.0 // indirect
-	github.com/opencontainers/go-digest v1.0.0 // indirect
 	github.com/pelletier/go-toml v1.9.5 // indirect
 	github.com/pires/go-proxyproto v0.7.0 // indirect
 	github.com/pkg/errors v0.9.1 // indirect

go.sum

@@ -334,8 +334,8 @@ github.com/go-logr/logr v1.4.2/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ4
 github.com/go-logr/stdr v1.2.2 h1:hSWxHoqTgW2S2qGc0LTAI563KZ5YKYRhT3MFKZMbjag=
 github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre4VKE=
 github.com/go-sql-driver/mysql v1.3.0/go.mod h1:zAC/RDZ24gD3HViQzih4MyKcchzm+sOG5ZlKdlhCg5w=
-github.com/go-sql-driver/mysql v1.7.1 h1:lUIinVbN1DY0xBg0eMOzmmtGoHwWBbvnWubQUrtU8EI=
+github.com/go-sql-driver/mysql v1.8.1 h1:LedoTUt/eveggdHS9qUFC1EFSa8bU2+1pZjSRpvNJ1Y=
-github.com/go-sql-driver/mysql v1.7.1/go.mod h1:OXbVy3sEdcQ2Doequ6Z5BW6fXNQTmx+9S1MCJN5yJMI=
+github.com/go-sql-driver/mysql v1.8.1/go.mod h1:wEBSXgmK//2ZFJyE+qWnIsVGmvmEKlqwuVSjsCm7DZg=
 github.com/go-stack/stack v1.6.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
 github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
 github.com/go-task/slim-sprig/v3 v3.0.0 h1:sUs3vkvUymDpBKi3qH1YSqBQk9+9D/8M2mN1vB6EwHI=
@@ -410,8 +410,8 @@ github.com/google/go-tspi v0.3.0/go.mod h1:xfMGI3G0PhxCdNVcYr1C4C+EizojDg/TXuX5b
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
 github.com/google/gopacket v1.1.19 h1:ves8RnFZPGiFnTS0uPQStjwru6uO6h+nlr9j6fL7kF8=
 github.com/google/gopacket v1.1.19/go.mod h1:iJ8V8n6KS+z2U1A8pUwu8bW5SyEMkXJB8Yo/Vo+TKTo=
-github.com/google/pprof v0.0.0-20241210010833-40e02aabc2ad h1:a6HEuzUHeKH6hwfN/ZoQgRgVIWFJljSWa/zetS2WTvg=
+github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e h1:ijClszYn+mADRFY17kjQEVQ1XRhq2/JR1M3sGqeJoxs=
-github.com/google/pprof v0.0.0-20241210010833-40e02aabc2ad/go.mod h1:vavhavw2zAxS5dIdcRluK6cSGGPlZynqzFM8NdvU144=
+github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e/go.mod h1:boTsfXsheKC2y+lKOCMpSfarhxDeIzfZG1jqGcPl3cA=
 github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
 github.com/google/s2a-go v0.1.7 h1:60BLSyTrOV4/haCDW4zb1guZItoSq8foHCXrAnjBo/o=
 github.com/google/s2a-go v0.1.7/go.mod h1:50CgR4k1jNlWBu4UfS4AcfhVe1r6pdZPygJ3R8F0Qdw=
@@ -599,8 +599,8 @@ github.com/jinzhu/gorm v0.0.0-20170222002820-5409931a1bb8/go.mod h1:Vla75njaFJ8c
 github.com/jinzhu/inflection v0.0.0-20170102125226-1c35d901db3d h1:jRQLvyVGL+iVtDElaEIDdKwpPqUIZJfzkNLV34htpEc=
 github.com/jinzhu/inflection v0.0.0-20170102125226-1c35d901db3d/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
 github.com/jinzhu/now v1.1.1/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
-github.com/jmoiron/sqlx v1.3.3 h1:j82X0bf7oQ27XeqxicSZsTU5suPwKElg3oyxNn43iTk=
+github.com/jmoiron/sqlx v1.4.0 h1:1PLqN7S1UYp5t4SrVVnt4nUVNemrDAtxlulVe+Qgm3o=
-github.com/jmoiron/sqlx v1.3.3/go.mod h1:2BljVx/86SuTyjE+aPYlHCTNvZrnJXghYGpNiXLBMCQ=
+github.com/jmoiron/sqlx v1.4.0/go.mod h1:ZrZ7UsYB/weZdl2Bxg6jCRO9c3YHl8r3ahlKmRT4JLY=
 github.com/josharian/native v1.1.0 h1:uuaP0hAbW7Y4l0ZRQ6C9zfb7Mg1mbFKry/xzDAfmtLA=
 github.com/josharian/native v1.1.0/go.mod h1:7X/raswPFr05uY3HiLlYeyQntB6OO7E/d2Cu7qoaN2w=
 github.com/json-iterator/go v1.1.6/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU=
@@ -641,8 +641,9 @@ github.com/lib/pq v0.0.0-20150723085316-0dad96c0b94f/go.mod h1:5WUZQaWbwv1U+lTRe
 github.com/lib/pq v1.0.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
 github.com/lib/pq v1.1.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
 github.com/lib/pq v1.2.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
-github.com/lib/pq v1.10.2 h1:AqzbZs4ZoCBp+GtejcpCpcxM3zlSMx29dXbUSeVtJb8=
 github.com/lib/pq v1.10.2/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
+github.com/lib/pq v1.10.9 h1:YXG7RB+JIjhP29X+OtkiDnYaXQwpS4JEWq7dtCCRUEw=
+github.com/lib/pq v1.10.9/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
 github.com/libdns/libdns v0.2.2 h1:O6ws7bAfRPaBsgAYt8MDe2HcNBGC29hkZ9MX2eUSX3s=
 github.com/libdns/libdns v0.2.2/go.mod h1:4Bj9+5CQiNMVGf87wjX4CY3HQJypUHRuLvlsfsZqLWQ=
 github.com/libp2p/go-buffer-pool v0.1.0 h1:oK4mSFcQz7cTQIfqbe4MIj9gLW+mnanjyFtc6cdF0Y8=
@@ -703,6 +704,7 @@ github.com/mattn/go-runewidth v0.0.16/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh
 github.com/mattn/go-shellwords v1.0.12 h1:M2zGm7EW6UQJvDeQxo4T51eKPurbeFbe8WtebGE2xrk=
 github.com/mattn/go-shellwords v1.0.12/go.mod h1:EZzvwXDESEeg03EKmM+RmDnNOPKG4lLtQsUlTZDWQ8Y=
 github.com/mattn/go-sqlite3 v1.6.0/go.mod h1:FPy6KqzDD04eiIsT53CuJW3U88zkxoIYsOqkbpncsNc=
+github.com/mattn/go-sqlite3 v1.14.22/go.mod h1:Uh1q+B4BYcTPb+yiD3kU8Ct7aC0hY9fxUwlHK0RXw+Y=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
 github.com/mdlayher/genetlink v1.3.2 h1:KdrNKe+CTu+IbZnm/GVUMXSqBBLqcGpRDa0xkQy56gw=
 github.com/mdlayher/genetlink v1.3.2/go.mod h1:tcC3pkCrPUGIKKsCsp0B3AdaaKuHtaxoJRz3cc+528o=
@@ -1292,8 +1294,8 @@ golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.8.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.10.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.17.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
-golang.org/x/sys v0.29.0 h1:TPYlXGxvx1MGTn2GiZDhnjPA9wZzZeGKHHmKhHYvgaU=
+golang.org/x/sys v0.31.0 h1:ioabZlmFYtWhL+TRYpcnNlLwhyxaM9kWTDEmfnprqik=
-golang.org/x/sys v0.29.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.31.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
 golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=

internal/machine/api/pb/docker.pb.go

@@ -982,6 +982,70 @@ func (x *RemoteImage) GetManifest() []byte {
 	return nil
 }
 
+type CreateServiceContainerRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	ServiceId string `protobuf:"bytes,1,opt,name=service_id,json=serviceId,proto3" json:"service_id,omitempty"`
+	// JSON serialised api.ServiceSpec.
+	ServiceSpec   []byte `protobuf:"bytes,2,opt,name=service_spec,json=serviceSpec,proto3" json:"service_spec,omitempty"`
+	ContainerName string `protobuf:"bytes,3,opt,name=container_name,json=containerName,proto3" json:"container_name,omitempty"`
+}
+
+func (x *CreateServiceContainerRequest) Reset() {
+	*x = CreateServiceContainerRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_internal_machine_api_pb_docker_proto_msgTypes[18]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *CreateServiceContainerRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*CreateServiceContainerRequest) ProtoMessage() {}
+
+func (x *CreateServiceContainerRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_internal_machine_api_pb_docker_proto_msgTypes[18]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use CreateServiceContainerRequest.ProtoReflect.Descriptor instead.
+func (*CreateServiceContainerRequest) Descriptor() ([]byte, []int) {
+	return file_internal_machine_api_pb_docker_proto_rawDescGZIP(), []int{18}
+}
+
+func (x *CreateServiceContainerRequest) GetServiceId() string {
+	if x != nil {
+		return x.ServiceId
+	}
+	return ""
+}
+
+func (x *CreateServiceContainerRequest) GetServiceSpec() []byte {
+	if x != nil {
+		return x.ServiceSpec
+	}
+	return nil
+}
+
+func (x *CreateServiceContainerRequest) GetContainerName() string {
+	if x != nil {
+		return x.ContainerName
+	}
+	return ""
+}
+
 var File_internal_machine_api_pb_docker_proto protoreflect.FileDescriptor
 
 var file_internal_machine_api_pb_docker_proto_rawDesc = []byte{
@@ -1071,53 +1135,67 @@ var file_internal_machine_api_pb_docker_proto_rawDesc = []byte{
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 	0x09, 0x52, 0x09, 0x72, 0x65, 0x66, 0x65, 0x72, 0x65, 0x6e, 0x63, 0x65, 0x12, 0x1a, 0x0a, 0x08,
 	0x6d, 0x61, 0x6e, 0x69, 0x66, 0x65, 0x73, 0x74, 0x18, 0x03, 0x20, 0x01, 0x28, 0x0c, 0x52, 0x08,
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 }
 
 var (
@@ -1132,7 +1210,7 @@ func file_internal_machine_api_pb_docker_proto_rawDescGZIP() []byte {
 	return file_internal_machine_api_pb_docker_proto_rawDescData
 }
 
-var file_internal_machine_api_pb_docker_proto_msgTypes = make([]protoimpl.MessageInfo, 18)
+var file_internal_machine_api_pb_docker_proto_msgTypes = make([]protoimpl.MessageInfo, 19)
 var file_internal_machine_api_pb_docker_proto_goTypes = []any{
 	(*CreateContainerRequest)(nil),        // 0: api.CreateContainerRequest
 	(*CreateContainerResponse)(nil),       // 1: api.CreateContainerResponse
@@ -1152,16 +1230,17 @@ var file_internal_machine_api_pb_docker_proto_goTypes = []any{
 	(*InspectRemoteImageRequest)(nil),     // 15: api.InspectRemoteImageRequest
 	(*InspectRemoteImageResponse)(nil),    // 16: api.InspectRemoteImageResponse
 	(*RemoteImage)(nil),                   // 17: api.RemoteImage
-	(*Metadata)(nil),                   // 18: api.Metadata
+	(*CreateServiceContainerRequest)(nil), // 18: api.CreateServiceContainerRequest
-	(*emptypb.Empty)(nil),              // 19: google.protobuf.Empty
+	(*Metadata)(nil),                      // 19: api.Metadata
+	(*emptypb.Empty)(nil),                 // 20: google.protobuf.Empty
 }
 var file_internal_machine_api_pb_docker_proto_depIdxs = []int32{
 	8,  // 0: api.ListContainersResponse.messages:type_name -> api.MachineContainers
-	18, // 1: api.MachineContainers.metadata:type_name -> api.Metadata
+	19, // 1: api.MachineContainers.metadata:type_name -> api.Metadata
 	14, // 2: api.InspectImageResponse.messages:type_name -> api.Image
-	18, // 3: api.Image.metadata:type_name -> api.Metadata
+	19, // 3: api.Image.metadata:type_name -> api.Metadata
 	17, // 4: api.InspectRemoteImageResponse.messages:type_name -> api.RemoteImage
-	18, // 5: api.RemoteImage.metadata:type_name -> api.Metadata
+	19, // 5: api.RemoteImage.metadata:type_name -> api.Metadata
 	0,  // 6: api.Docker.CreateContainer:input_type -> api.CreateContainerRequest
 	2,  // 7: api.Docker.InspectContainer:input_type -> api.InspectContainerRequest
 	4,  // 8: api.Docker.StartContainer:input_type -> api.StartContainerRequest
@@ -1171,17 +1250,19 @@ var file_internal_machine_api_pb_docker_proto_depIdxs = []int32{
 	10, // 12: api.Docker.PullImage:input_type -> api.PullImageRequest
 	12, // 13: api.Docker.InspectImage:input_type -> api.InspectImageRequest
 	15, // 14: api.Docker.InspectRemoteImage:input_type -> api.InspectRemoteImageRequest
-	1,  // 15: api.Docker.CreateContainer:output_type -> api.CreateContainerResponse
+	18, // 15: api.Docker.CreateServiceContainer:input_type -> api.CreateServiceContainerRequest
-	3,  // 16: api.Docker.InspectContainer:output_type -> api.InspectContainerResponse
+	1,  // 16: api.Docker.CreateContainer:output_type -> api.CreateContainerResponse
-	19, // 17: api.Docker.StartContainer:output_type -> google.protobuf.Empty
+	3,  // 17: api.Docker.InspectContainer:output_type -> api.InspectContainerResponse
-	19, // 18: api.Docker.StopContainer:output_type -> google.protobuf.Empty
+	20, // 18: api.Docker.StartContainer:output_type -> google.protobuf.Empty
-	7,  // 19: api.Docker.ListContainers:output_type -> api.ListContainersResponse
+	20, // 19: api.Docker.StopContainer:output_type -> google.protobuf.Empty
-	19, // 20: api.Docker.RemoveContainer:output_type -> google.protobuf.Empty
+	7,  // 20: api.Docker.ListContainers:output_type -> api.ListContainersResponse
-	11, // 21: api.Docker.PullImage:output_type -> api.JSONMessage
+	20, // 21: api.Docker.RemoveContainer:output_type -> google.protobuf.Empty
-	13, // 22: api.Docker.InspectImage:output_type -> api.InspectImageResponse
+	11, // 22: api.Docker.PullImage:output_type -> api.JSONMessage
-	16, // 23: api.Docker.InspectRemoteImage:output_type -> api.InspectRemoteImageResponse
+	13, // 23: api.Docker.InspectImage:output_type -> api.InspectImageResponse
-	15, // [15:24] is the sub-list for method output_type
+	16, // 24: api.Docker.InspectRemoteImage:output_type -> api.InspectRemoteImageResponse
-	6,  // [6:15] is the sub-list for method input_type
+	1,  // 25: api.Docker.CreateServiceContainer:output_type -> api.CreateContainerResponse
+	16, // [16:26] is the sub-list for method output_type
+	6,  // [6:16] is the sub-list for method input_type
 	6,  // [6:6] is the sub-list for extension type_name
 	6,  // [6:6] is the sub-list for extension extendee
 	0,  // [0:6] is the sub-list for field type_name
@@ -1410,6 +1491,18 @@ func file_internal_machine_api_pb_docker_proto_init() {
 				return nil
 			}
 		}
+		file_internal_machine_api_pb_docker_proto_msgTypes[18].Exporter = func(v any, i int) any {
+			switch v := v.(*CreateServiceContainerRequest); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -1417,7 +1510,7 @@ func file_internal_machine_api_pb_docker_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_internal_machine_api_pb_docker_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   18,
+			NumMessages:   19,
 			NumExtensions: 0,
 			NumServices:   1,
 		},

internal/machine/api/pb/docker.proto

@@ -19,6 +19,8 @@ service Docker {
   // InspectRemoteImage returns the image metadata for an image in a remote registry using the machine's
   // Docker auth credentials if necessary.
   rpc InspectRemoteImage(InspectRemoteImageRequest) returns (InspectRemoteImageResponse);
+
+  rpc CreateServiceContainer(CreateServiceContainerRequest) returns (CreateContainerResponse);
 }
 
 message CreateContainerRequest {
@@ -123,3 +125,10 @@ message RemoteImage {
   // Raw JSON manifest from the registry.
   bytes manifest = 3;
 }
+
+message CreateServiceContainerRequest {
+  string service_id = 1;
+  // JSON serialised api.ServiceSpec.
+  bytes service_spec = 2;
+  string container_name = 3;
+}

internal/machine/api/pb/docker_grpc.pb.go

@@ -29,6 +29,7 @@ const (
 	Docker_PullImage_FullMethodName              = "/api.Docker/PullImage"
 	Docker_InspectImage_FullMethodName           = "/api.Docker/InspectImage"
 	Docker_InspectRemoteImage_FullMethodName     = "/api.Docker/InspectRemoteImage"
+	Docker_CreateServiceContainer_FullMethodName = "/api.Docker/CreateServiceContainer"
 )
 
 // DockerClient is the client API for Docker service.
@@ -46,6 +47,7 @@ type DockerClient interface {
 	// InspectRemoteImage returns the image metadata for an image in a remote registry using the machine's
 	// Docker auth credentials if necessary.
 	InspectRemoteImage(ctx context.Context, in *InspectRemoteImageRequest, opts ...grpc.CallOption) (*InspectRemoteImageResponse, error)
+	CreateServiceContainer(ctx context.Context, in *CreateServiceContainerRequest, opts ...grpc.CallOption) (*CreateContainerResponse, error)
 }
 
 type dockerClient struct {
@@ -155,6 +157,16 @@ func (c *dockerClient) InspectRemoteImage(ctx context.Context, in *InspectRemote
 	return out, nil
 }
 
+func (c *dockerClient) CreateServiceContainer(ctx context.Context, in *CreateServiceContainerRequest, opts ...grpc.CallOption) (*CreateContainerResponse, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(CreateContainerResponse)
+	err := c.cc.Invoke(ctx, Docker_CreateServiceContainer_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // DockerServer is the server API for Docker service.
 // All implementations must embed UnimplementedDockerServer
 // for forward compatibility.
@@ -170,6 +182,7 @@ type DockerServer interface {
 	// InspectRemoteImage returns the image metadata for an image in a remote registry using the machine's
 	// Docker auth credentials if necessary.
 	InspectRemoteImage(context.Context, *InspectRemoteImageRequest) (*InspectRemoteImageResponse, error)
+	CreateServiceContainer(context.Context, *CreateServiceContainerRequest) (*CreateContainerResponse, error)
 	mustEmbedUnimplementedDockerServer()
 }
 
@@ -207,6 +220,9 @@ func (UnimplementedDockerServer) InspectImage(context.Context, *InspectImageRequ
 func (UnimplementedDockerServer) InspectRemoteImage(context.Context, *InspectRemoteImageRequest) (*InspectRemoteImageResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method InspectRemoteImage not implemented")
 }
+func (UnimplementedDockerServer) CreateServiceContainer(context.Context, *CreateServiceContainerRequest) (*CreateContainerResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method CreateServiceContainer not implemented")
+}
 func (UnimplementedDockerServer) mustEmbedUnimplementedDockerServer() {}
 func (UnimplementedDockerServer) testEmbeddedByValue()                {}
 
@@ -383,6 +399,24 @@ func _Docker_InspectRemoteImage_Handler(srv interface{}, ctx context.Context, de
 	return interceptor(ctx, in, info, handler)
 }
 
+func _Docker_CreateServiceContainer_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(CreateServiceContainerRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(DockerServer).CreateServiceContainer(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: Docker_CreateServiceContainer_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(DockerServer).CreateServiceContainer(ctx, req.(*CreateServiceContainerRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 // Docker_ServiceDesc is the grpc.ServiceDesc for Docker service.
 // It's only intended for direct use with grpc.RegisterService,
 // and not to be introspected or modified (even as a copy)
@@ -422,6 +456,10 @@ var Docker_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "InspectRemoteImage",
 			Handler:    _Docker_InspectRemoteImage_Handler,
 		},
+		{
+			MethodName: "CreateServiceContainer",
+			Handler:    _Docker_CreateServiceContainer_Handler,
+		},
 	},
 	Streams: []grpc.StreamDesc{
 		{

internal/machine/docker/client.go

@@ -339,3 +339,31 @@ func parseRemoteImageMessage(msg *pb.RemoteImage) (api.MachineRemoteImage, error
 
 	return mri, nil
 }
+
+// CreateServiceContainer creates a new container for the service with the given specifications.
+func (c *Client) CreateServiceContainer(
+	ctx context.Context, serviceID string, spec api.ServiceSpec, containerName string,
+) (container.CreateResponse, error) {
+	var resp container.CreateResponse
+
+	specBytes, err := json.Marshal(spec)
+	if err != nil {
+		return resp, fmt.Errorf("marshal service spec: %w", err)
+	}
+	grpcResp, err := c.grpcClient.CreateServiceContainer(ctx, &pb.CreateServiceContainerRequest{
+		ServiceId:     serviceID,
+		ServiceSpec:   specBytes,
+		ContainerName: containerName,
+	})
+	if err != nil {
+		if status.Convert(err).Code() == codes.NotFound {
+			return resp, errdefs.NotFound(err)
+		}
+		return resp, err
+	}
+
+	if err = json.Unmarshal(grpcResp.Response, &resp); err != nil {
+		return resp, fmt.Errorf("unmarshal gRPC response: %w", err)
+	}
+	return resp, nil
+}

internal/machine/docker/server.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"encoding/json"
 	"errors"
+	"fmt"
 	"github.com/distribution/reference"
 	"github.com/docker/docker/api/types"
 	"github.com/docker/docker/api/types/container"
@@ -11,17 +12,22 @@ import (
 	"github.com/docker/docker/api/types/image"
 	"github.com/docker/docker/api/types/network"
 	"github.com/docker/docker/client"
+	"github.com/docker/go-connections/nat"
 	"github.com/google/go-containerregistry/pkg/authn"
 	"github.com/google/go-containerregistry/pkg/name"
 	"github.com/google/go-containerregistry/pkg/v1/remote"
 	"github.com/opencontainers/go-digest"
 	ocispec "github.com/opencontainers/image-spec/specs-go/v1"
 	"github.com/psviderski/uncloud/internal/machine/api/pb"
+	"github.com/psviderski/uncloud/internal/secret"
+	"github.com/psviderski/uncloud/pkg/api"
 	"google.golang.org/grpc"
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
 	"google.golang.org/protobuf/types/known/emptypb"
 	"io"
+	"strconv"
+	"strings"
 )
 
 // Server implements the gRPC Docker service that proxies requests to the Docker daemon.
@@ -311,3 +317,112 @@ func (s *Server) InspectRemoteImage(
 		},
 	}, nil
 }
+
+// CreateServiceContainer creates a new container for the service with the given specifications.
+func (s *Server) CreateServiceContainer(
+	ctx context.Context, req *pb.CreateServiceContainerRequest,
+) (*pb.CreateContainerResponse, error) {
+	if !api.ValidateServiceID(req.ServiceId) {
+		return nil, status.Errorf(codes.InvalidArgument, "invalid service ID: '%s'", req.ServiceId)
+	}
+
+	var spec api.ServiceSpec
+	if err := json.Unmarshal(req.ServiceSpec, &spec); err != nil {
+		return nil, status.Errorf(codes.InvalidArgument, "unmarshal service spec: %v", err)
+	}
+	spec.ApplyDefaults()
+	if err := spec.Validate(); err != nil {
+		return nil, status.Errorf(codes.InvalidArgument, "invalid service spec: %v", err)
+	}
+
+	containerName := req.ContainerName
+	if containerName == "" {
+		suffix, err := secret.RandomAlphaNumeric(4)
+		if err != nil {
+			return nil, fmt.Errorf("generate random suffix: %w", err)
+		}
+		containerName = fmt.Sprintf("%s-%s", spec.Name, suffix)
+	}
+
+	// TODO: do not set the immutable hash as container label once container diff uses the spec stored in DB.
+	specHash, err := spec.ImmutableHash()
+	if err != nil {
+		return nil, fmt.Errorf("calculate immutable hash for service spec: %w", err)
+	}
+
+	config := &container.Config{
+		Cmd:        spec.Container.Command,
+		Entrypoint: spec.Container.Entrypoint,
+		Hostname:   containerName,
+		Image:      spec.Container.Image,
+		Labels: map[string]string{
+			api.LabelServiceID:       req.ServiceId,
+			api.LabelServiceName:     spec.Name,
+			api.LabelServiceMode:     spec.Mode,
+			api.LabelServiceSpecHash: specHash,
+			api.LabelManaged:         "",
+		},
+	}
+	if spec.Mode == "" {
+		config.Labels[api.LabelServiceMode] = api.ServiceModeReplicated
+	}
+
+	// TODO: do not set the ports as container labels once migrated to retrieve them from the spec in DB.
+	if len(spec.Ports) > 0 {
+		encodedPorts := make([]string, len(spec.Ports))
+		for i, p := range spec.Ports {
+			encodedPorts[i], err = p.String()
+			if err != nil {
+				return nil, fmt.Errorf("encode service port spec: %w", err)
+			}
+		}
+
+		config.Labels[api.LabelServicePorts] = strings.Join(encodedPorts, ",")
+	}
+
+	portBindings := make(nat.PortMap)
+	for _, p := range spec.Ports {
+		if p.Mode != api.PortModeHost {
+			continue
+		}
+		port := nat.Port(fmt.Sprintf("%d/%s", p.ContainerPort, p.Protocol))
+		portBindings[port] = []nat.PortBinding{
+			{
+				HostPort: strconv.Itoa(int(p.PublishedPort)),
+			},
+		}
+		if p.HostIP.IsValid() {
+			portBindings[port][0].HostIP = p.HostIP.String()
+		}
+	}
+	hostConfig := &container.HostConfig{
+		Binds:        spec.Container.Volumes,
+		Init:         spec.Container.Init,
+		PortBindings: portBindings,
+		// Always restart service containers if they exit or a machine restarts.
+		// For one-off containers and batch jobs we plan to use a different service type/mode.
+		RestartPolicy: container.RestartPolicy{
+			Name: container.RestartPolicyAlways,
+		},
+	}
+	networkConfig := &network.NetworkingConfig{
+		EndpointsConfig: map[string]*network.EndpointSettings{
+			NetworkName: {},
+		},
+	}
+
+	resp, err := s.client.ContainerCreate(ctx, config, hostConfig, networkConfig, nil, containerName)
+	if err != nil {
+		if client.IsErrNotFound(err) {
+			return nil, status.Error(codes.NotFound, err.Error())
+		}
+		return nil, status.Error(codes.Internal, err.Error())
+	}
+
+	respBytes, err := json.Marshal(resp)
+	if err != nil {
+		return nil, status.Errorf(codes.Internal, "marshal response: %v", err)
+	}
+
+	return &pb.CreateContainerResponse{Response: respBytes}, nil
+}

pkg/api/service.go

@@ -44,7 +44,21 @@ type ServiceSpec struct {
 	// Ports defines what service ports to publish to make the service accessible outside the cluster.
 	Ports []PortSpec
 	// Replicas is the number of containers to run for the service. Only valid for a replicated service.
-	Replicas uint
+	Replicas uint `json:",omitempty"`
+}
+
+func (s *ServiceSpec) ApplyDefaults() {
+	if s.Mode == "" {
+		s.Mode = ServiceModeReplicated
+	}
+	// Ensure the replicated service has at least one replica.
+	if s.Mode == ServiceModeReplicated && s.Replicas == 0 {
+		s.Replicas = 1
+	}
+
+	if s.Container.PullPolicy == "" {
+		s.Container.PullPolicy = PullPolicyMissing
+	}
 }
 
 func (s *ServiceSpec) Validate() error {
@@ -58,6 +72,8 @@ func (s *ServiceSpec) Validate() error {
 		return fmt.Errorf("invalid mode: %q", s.Mode)
 	}
 
+	// TODO: validate the service name is a valid DNS label.
+
 	for _, p := range s.Ports {
 		if (p.Mode == "" || p.Mode == PortModeIngress) &&
 			p.Protocol != ProtocolHTTP && p.Protocol != ProtocolHTTPS {

pkg/client/container.go

@@ -6,15 +6,11 @@ import (
 	"fmt"
 	"github.com/docker/compose/v2/pkg/progress"
 	"github.com/docker/docker/api/types/container"
-	"github.com/docker/docker/api/types/network"
 	dockerclient "github.com/docker/docker/client"
 	"github.com/docker/docker/pkg/jsonmessage"
-	"github.com/docker/go-connections/nat"
-	machinedocker "github.com/psviderski/uncloud/internal/machine/docker"
 	"github.com/psviderski/uncloud/internal/secret"
 	"github.com/psviderski/uncloud/pkg/api"
 	"google.golang.org/grpc/status"
-	"strconv"
 	"strings"
 )
 
@@ -24,8 +20,9 @@ func (cli *Client) CreateContainer(
 ) (container.CreateResponse, error) {
 	var resp container.CreateResponse
 
-	if !api.ValidateServiceID(serviceID) {
+	spec.ApplyDefaults()
-		return resp, fmt.Errorf("invalid service ID: '%s'", serviceID)
+	if err := spec.Validate(); err != nil {
+		return resp, fmt.Errorf("invalid service spec: %w", err)
 	}
 	// TODO: validate spec.Name is consistent with serviceID if this is not the first container in the service.
 
@@ -40,71 +37,6 @@ func (cli *Client) CreateContainer(
 	}
 	containerName := fmt.Sprintf("%s-%s", spec.Name, suffix)
 
-	specHash, err := spec.ImmutableHash()
-	if err != nil {
-		return resp, fmt.Errorf("calculate immutable hash for service spec: %w", err)
-	}
-
-	config := &container.Config{
-		Cmd:        spec.Container.Command,
-		Entrypoint: spec.Container.Entrypoint,
-		Hostname:   containerName,
-		Image:      spec.Container.Image,
-		Labels: map[string]string{
-			api.LabelServiceID:       serviceID,
-			api.LabelServiceName:     spec.Name,
-			api.LabelServiceMode:     spec.Mode,
-			api.LabelServiceSpecHash: specHash,
-			api.LabelManaged:         "",
-		},
-	}
-	if spec.Mode == "" {
-		config.Labels[api.LabelServiceMode] = api.ServiceModeReplicated
-	}
-
-	if len(spec.Ports) > 0 {
-		encodedPorts := make([]string, len(spec.Ports))
-		for i, p := range spec.Ports {
-			encodedPorts[i], err = p.String()
-			if err != nil {
-				return resp, fmt.Errorf("encode service port spec: %w", err)
-			}
-		}
-
-		config.Labels[api.LabelServicePorts] = strings.Join(encodedPorts, ",")
-	}
-
-	portBindings := make(nat.PortMap)
-	for _, p := range spec.Ports {
-		if p.Mode != api.PortModeHost {
-			continue
-		}
-		port := nat.Port(fmt.Sprintf("%d/%s", p.ContainerPort, p.Protocol))
-		portBindings[port] = []nat.PortBinding{
-			{
-				HostPort: strconv.Itoa(int(p.PublishedPort)),
-			},
-		}
-		if p.HostIP.IsValid() {
-			portBindings[port][0].HostIP = p.HostIP.String()
-		}
-	}
-	hostConfig := &container.HostConfig{
-		Binds:        spec.Container.Volumes,
-		Init:         spec.Container.Init,
-		PortBindings: portBindings,
-		// Always restart service containers if they exit or a machine restarts.
-		// For one-off containers and batch jobs we plan to use a different service type/mode.
-		RestartPolicy: container.RestartPolicy{
-			Name: container.RestartPolicyAlways,
-		},
-	}
-	netConfig := &network.NetworkingConfig{
-		EndpointsConfig: map[string]*network.EndpointSettings{
-			machinedocker.NetworkName: {},
-		},
-	}
-
 	// Proxy Docker gRPC requests to the selected machine.
 	ctx = proxyToMachine(ctx, machine.Machine)
 
@@ -113,12 +45,12 @@ func (cli *Client) CreateContainer(
 	pw.Event(progress.CreatingEvent(eventID))
 
 	if spec.Container.PullPolicy == api.PullPolicyAlways {
-		if err = cli.pullImageWithProgress(ctx, config.Image, machine.Machine.Name, eventID); err != nil {
+		if err = cli.pullImageWithProgress(ctx, spec.Container.Image, machine.Machine.Name, eventID); err != nil {
 			return resp, err
 		}
 	}
 
-	resp, err = cli.Docker.CreateContainer(ctx, config, hostConfig, netConfig, nil, containerName)
+	resp, err = cli.Docker.CreateServiceContainer(ctx, serviceID, spec, containerName)
 	if err != nil {
 		switch spec.Container.PullPolicy {
 		case api.PullPolicyAlways, api.PullPolicyNever:
@@ -134,10 +66,10 @@ func (cli *Client) CreateContainer(
 		}
 
 		// Pull the missing image and create the container again.
-		if err = cli.pullImageWithProgress(ctx, config.Image, machine.Machine.Name, eventID); err != nil {
+		if err = cli.pullImageWithProgress(ctx, spec.Container.Image, machine.Machine.Name, eventID); err != nil {
 			return resp, err
 		}
-		if resp, err = cli.Docker.CreateContainer(ctx, config, hostConfig, netConfig, nil, containerName); err != nil {
+		if resp, err = cli.Docker.CreateServiceContainer(ctx, serviceID, spec, containerName); err != nil {
 			return resp, err
 		}
 	}

test/e2e/service_test.go

@@ -766,9 +766,15 @@ func TestServiceLifecycle(t *testing.T) {
 		t.Parallel()
 
 		invalidIDs := []string{"", "invalid", "651aef23ae90"}
+		spec := api.ServiceSpec{
+			Name: "invalid-service-id",
+			Container: api.ContainerSpec{
+				Image: "portainer/pause:latest",
+			},
+		}
 
 		for _, invalidID := range invalidIDs {
-			_, err := cli.CreateContainer(ctx, invalidID, api.ServiceSpec{}, c.Machines[0].Name)
+			_, err := cli.CreateContainer(ctx, invalidID, spec, c.Machines[0].Name)
 			require.ErrorContains(t, err, "invalid service ID")
 		}
 	})