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- /*
- Copyright 2020 Docker Compose CLI 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 compose
- import (
- "bytes"
- "context"
- "encoding/json"
- "errors"
- "fmt"
- "io/fs"
- "os"
- "path"
- "path/filepath"
- "sort"
- "strconv"
- "strings"
- "github.com/compose-spec/compose-go/v2/types"
- "github.com/docker/compose/v2/internal/desktop"
- pathutil "github.com/docker/compose/v2/internal/paths"
- "github.com/docker/compose/v2/pkg/api"
- "github.com/docker/compose/v2/pkg/progress"
- "github.com/docker/compose/v2/pkg/utils"
- moby "github.com/docker/docker/api/types"
- "github.com/docker/docker/api/types/blkiodev"
- "github.com/docker/docker/api/types/container"
- "github.com/docker/docker/api/types/filters"
- "github.com/docker/docker/api/types/mount"
- "github.com/docker/docker/api/types/network"
- "github.com/docker/docker/api/types/strslice"
- "github.com/docker/docker/api/types/versions"
- volumetypes "github.com/docker/docker/api/types/volume"
- "github.com/docker/docker/errdefs"
- "github.com/docker/go-connections/nat"
- "github.com/sirupsen/logrus"
- )
- type createOptions struct {
- AutoRemove bool
- AttachStdin bool
- UseNetworkAliases bool
- Labels types.Labels
- }
- type createConfigs struct {
- Container *container.Config
- Host *container.HostConfig
- Network *network.NetworkingConfig
- Links []string
- }
- func (s *composeService) Create(ctx context.Context, project *types.Project, createOpts api.CreateOptions) error {
- return progress.RunWithTitle(ctx, func(ctx context.Context) error {
- return s.create(ctx, project, createOpts)
- }, s.stdinfo(), "Creating")
- }
- func (s *composeService) create(ctx context.Context, project *types.Project, options api.CreateOptions) error {
- if len(options.Services) == 0 {
- options.Services = project.ServiceNames()
- }
- err := project.CheckContainerNameUnicity()
- if err != nil {
- return err
- }
- var observedState Containers
- observedState, err = s.getContainers(ctx, project.Name, oneOffInclude, true)
- if err != nil {
- return err
- }
- err = s.ensureImagesExists(ctx, project, options.Build, options.QuietPull)
- if err != nil {
- return err
- }
- prepareNetworks(project)
- if err := s.ensureNetworks(ctx, project.Networks); err != nil {
- return err
- }
- if err := s.ensureProjectVolumes(ctx, project); err != nil {
- return err
- }
- orphans := observedState.filter(isOrphaned(project))
- if len(orphans) > 0 && !options.IgnoreOrphans {
- if options.RemoveOrphans {
- err := s.removeContainers(ctx, orphans, nil, false)
- if err != nil {
- return err
- }
- } else {
- logrus.Warnf("Found orphan containers (%s) for this project. If "+
- "you removed or renamed this service in your compose "+
- "file, you can run this command with the "+
- "--remove-orphans flag to clean it up.", orphans.names())
- }
- }
- return newConvergence(options.Services, observedState, s).apply(ctx, project, options)
- }
- func prepareNetworks(project *types.Project) {
- for k, nw := range project.Networks {
- nw.Labels = nw.Labels.Add(api.NetworkLabel, k)
- nw.Labels = nw.Labels.Add(api.ProjectLabel, project.Name)
- nw.Labels = nw.Labels.Add(api.VersionLabel, api.ComposeVersion)
- project.Networks[k] = nw
- }
- }
- func (s *composeService) ensureNetworks(ctx context.Context, networks types.Networks) error {
- for i, nw := range networks {
- err := s.ensureNetwork(ctx, &nw)
- if err != nil {
- return err
- }
- networks[i] = nw
- }
- return nil
- }
- func (s *composeService) ensureProjectVolumes(ctx context.Context, project *types.Project) error {
- for k, volume := range project.Volumes {
- volume.Labels = volume.Labels.Add(api.VolumeLabel, k)
- volume.Labels = volume.Labels.Add(api.ProjectLabel, project.Name)
- volume.Labels = volume.Labels.Add(api.VersionLabel, api.ComposeVersion)
- err := s.ensureVolume(ctx, volume, project.Name)
- if err != nil {
- return err
- }
- }
- err := func() error {
- if s.manageDesktopFileSharesEnabled(ctx) {
- // collect all the bind mount paths and try to set up file shares in
- // Docker Desktop for them
- var paths []string
- for _, svcName := range project.ServiceNames() {
- svc := project.Services[svcName]
- for _, vol := range svc.Volumes {
- if vol.Type != string(mount.TypeBind) {
- continue
- }
- p := filepath.Clean(vol.Source)
- if !filepath.IsAbs(p) {
- return fmt.Errorf("file share path is not absolute: %s", p)
- }
- if fi, err := os.Stat(p); errors.Is(err, fs.ErrNotExist) {
- // actual directory will be implicitly created when the
- // file share is initialized if it doesn't exist, so
- // need to filter out any that should not be auto-created
- if vol.Bind != nil && !vol.Bind.CreateHostPath {
- logrus.Debugf("Skipping creating file share for %q: does not exist and `create_host_path` is false", p)
- continue
- }
- } else if err != nil {
- // if we can't read the path, we won't be able to make
- // a file share for it
- logrus.Debugf("Skipping creating file share for %q: %v", p, err)
- continue
- } else if !fi.IsDir() {
- // ignore files & special types (e.g. Unix sockets)
- logrus.Debugf("Skipping creating file share for %q: not a directory", p)
- continue
- }
- paths = append(paths, p)
- }
- }
- // remove duplicate/unnecessary child paths and sort them for predictability
- paths = pathutil.EncompassingPaths(paths)
- sort.Strings(paths)
- fileShareManager := desktop.NewFileShareManager(s.desktopCli, project.Name, paths)
- if err := fileShareManager.EnsureExists(ctx); err != nil {
- return fmt.Errorf("initializing file shares: %w", err)
- }
- }
- return nil
- }()
- if err != nil {
- progress.ContextWriter(ctx).TailMsgf("Failed to prepare Synchronized file shares: %v", err)
- }
- return nil
- }
- func (s *composeService) getCreateConfigs(ctx context.Context,
- p *types.Project,
- service types.ServiceConfig,
- number int,
- inherit *moby.Container,
- opts createOptions,
- ) (createConfigs, error) {
- labels, err := s.prepareLabels(opts.Labels, service, number)
- if err != nil {
- return createConfigs{}, err
- }
- var (
- runCmd strslice.StrSlice
- entrypoint strslice.StrSlice
- )
- if service.Command != nil {
- runCmd = strslice.StrSlice(service.Command)
- }
- if service.Entrypoint != nil {
- entrypoint = strslice.StrSlice(service.Entrypoint)
- }
- var (
- tty = service.Tty
- stdinOpen = service.StdinOpen
- )
- proxyConfig := types.MappingWithEquals(s.configFile().ParseProxyConfig(s.apiClient().DaemonHost(), nil))
- env := proxyConfig.OverrideBy(service.Environment)
- var mainNwName string
- var mainNw *types.ServiceNetworkConfig
- if len(service.Networks) > 0 {
- mainNwName = service.NetworksByPriority()[0]
- mainNw = service.Networks[mainNwName]
- }
- macAddress, err := s.prepareContainerMACAddress(ctx, service, mainNw, mainNwName)
- if err != nil {
- return createConfigs{}, err
- }
- healthcheck, err := s.ToMobyHealthCheck(ctx, service.HealthCheck)
- if err != nil {
- return createConfigs{}, err
- }
- var containerConfig = container.Config{
- Hostname: service.Hostname,
- Domainname: service.DomainName,
- User: service.User,
- ExposedPorts: buildContainerPorts(service),
- Tty: tty,
- OpenStdin: stdinOpen,
- StdinOnce: opts.AttachStdin && stdinOpen,
- AttachStdin: opts.AttachStdin,
- AttachStderr: true,
- AttachStdout: true,
- Cmd: runCmd,
- Image: api.GetImageNameOrDefault(service, p.Name),
- WorkingDir: service.WorkingDir,
- Entrypoint: entrypoint,
- NetworkDisabled: service.NetworkMode == "disabled",
- MacAddress: macAddress,
- Labels: labels,
- StopSignal: service.StopSignal,
- Env: ToMobyEnv(env),
- Healthcheck: healthcheck,
- StopTimeout: ToSeconds(service.StopGracePeriod),
- } // VOLUMES/MOUNTS/FILESYSTEMS
- tmpfs := map[string]string{}
- for _, t := range service.Tmpfs {
- if arr := strings.SplitN(t, ":", 2); len(arr) > 1 {
- tmpfs[arr[0]] = arr[1]
- } else {
- tmpfs[arr[0]] = ""
- }
- }
- binds, mounts, err := s.buildContainerVolumes(ctx, *p, service, inherit)
- if err != nil {
- return createConfigs{}, err
- }
- // NETWORKING
- links, err := s.getLinks(ctx, p.Name, service, number)
- if err != nil {
- return createConfigs{}, err
- }
- apiVersion, err := s.RuntimeVersion(ctx)
- if err != nil {
- return createConfigs{}, err
- }
- networkMode, networkingConfig := defaultNetworkSettings(p, service, number, links, opts.UseNetworkAliases, apiVersion)
- portBindings := buildContainerPortBindingOptions(service)
- // MISC
- resources := getDeployResources(service)
- var logConfig container.LogConfig
- if service.Logging != nil {
- logConfig = container.LogConfig{
- Type: service.Logging.Driver,
- Config: service.Logging.Options,
- }
- }
- securityOpts, unconfined, err := parseSecurityOpts(p, service.SecurityOpt)
- if err != nil {
- return createConfigs{}, err
- }
- hostConfig := container.HostConfig{
- AutoRemove: opts.AutoRemove,
- Annotations: service.Annotations,
- Binds: binds,
- Mounts: mounts,
- CapAdd: strslice.StrSlice(service.CapAdd),
- CapDrop: strslice.StrSlice(service.CapDrop),
- NetworkMode: networkMode,
- Init: service.Init,
- IpcMode: container.IpcMode(service.Ipc),
- CgroupnsMode: container.CgroupnsMode(service.Cgroup),
- ReadonlyRootfs: service.ReadOnly,
- RestartPolicy: getRestartPolicy(service),
- ShmSize: int64(service.ShmSize),
- Sysctls: service.Sysctls,
- PortBindings: portBindings,
- Resources: resources,
- VolumeDriver: service.VolumeDriver,
- VolumesFrom: service.VolumesFrom,
- DNS: service.DNS,
- DNSSearch: service.DNSSearch,
- DNSOptions: service.DNSOpts,
- ExtraHosts: service.ExtraHosts.AsList(":"),
- SecurityOpt: securityOpts,
- StorageOpt: service.StorageOpt,
- UsernsMode: container.UsernsMode(service.UserNSMode),
- UTSMode: container.UTSMode(service.Uts),
- Privileged: service.Privileged,
- PidMode: container.PidMode(service.Pid),
- Tmpfs: tmpfs,
- Isolation: container.Isolation(service.Isolation),
- Runtime: service.Runtime,
- LogConfig: logConfig,
- GroupAdd: service.GroupAdd,
- Links: links,
- OomScoreAdj: int(service.OomScoreAdj),
- }
- if unconfined {
- hostConfig.MaskedPaths = []string{}
- hostConfig.ReadonlyPaths = []string{}
- }
- cfgs := createConfigs{
- Container: &containerConfig,
- Host: &hostConfig,
- Network: networkingConfig,
- Links: links,
- }
- return cfgs, nil
- }
- // prepareContainerMACAddress handles the service-level mac_address field and the newer mac_address field added to service
- // network config. This newer field is only compatible with the Engine API v1.44 (and onwards), and this API version
- // also deprecates the container-wide mac_address field. Thus, this method will validate service config and mutate the
- // passed mainNw to provide backward-compatibility whenever possible.
- //
- // It returns the container-wide MAC address, but this value will be kept empty for newer API versions.
- func (s *composeService) prepareContainerMACAddress(ctx context.Context, service types.ServiceConfig, mainNw *types.ServiceNetworkConfig, nwName string) (string, error) {
- version, err := s.RuntimeVersion(ctx)
- if err != nil {
- return "", err
- }
- // Engine API 1.44 added support for endpoint-specific MAC address and now returns a warning when a MAC address is
- // set in container.Config. Thus, we have to jump through a number of hoops:
- //
- // 1. Top-level mac_address and main endpoint's MAC address should be the same ;
- // 2. If supported by the API, top-level mac_address should be migrated to the main endpoint and container.Config
- // should be kept empty ;
- // 3. Otherwise, the endpoint mac_address should be set in container.Config and no other endpoint-specific
- // mac_address can be specified. If that's the case, use top-level mac_address ;
- //
- // After that, if an endpoint mac_address is set, it's either user-defined or migrated by the code below, so
- // there's no need to check for API version in defaultNetworkSettings.
- macAddress := service.MacAddress
- if macAddress != "" && mainNw != nil && mainNw.MacAddress != "" && mainNw.MacAddress != macAddress {
- return "", fmt.Errorf("the service-level mac_address should have the same value as network %s", nwName)
- }
- if versions.GreaterThanOrEqualTo(version, "1.44") {
- if mainNw != nil && mainNw.MacAddress == "" {
- mainNw.MacAddress = macAddress
- }
- macAddress = ""
- } else if len(service.Networks) > 0 {
- var withMacAddress []string
- for nwName, nw := range service.Networks {
- if nw != nil && nw.MacAddress != "" {
- withMacAddress = append(withMacAddress, nwName)
- }
- }
- if len(withMacAddress) > 1 {
- return "", fmt.Errorf("a MAC address is specified for multiple networks (%s), but this feature requires Docker Engine 1.44 or later (currently: %s)", strings.Join(withMacAddress, ", "), version)
- }
- if mainNw != nil {
- macAddress = mainNw.MacAddress
- }
- }
- return macAddress, nil
- }
- func getAliases(project *types.Project, service types.ServiceConfig, serviceIndex int, networkKey string, useNetworkAliases bool) []string {
- aliases := []string{getContainerName(project.Name, service, serviceIndex)}
- if useNetworkAliases {
- aliases = append(aliases, service.Name)
- if cfg := service.Networks[networkKey]; cfg != nil {
- aliases = append(aliases, cfg.Aliases...)
- }
- }
- return aliases
- }
- func createEndpointSettings(p *types.Project, service types.ServiceConfig, serviceIndex int, networkKey string, links []string, useNetworkAliases bool) *network.EndpointSettings {
- config := service.Networks[networkKey]
- var ipam *network.EndpointIPAMConfig
- var (
- ipv4Address string
- ipv6Address string
- macAddress string
- driverOpts types.Options
- )
- if config != nil {
- ipv4Address = config.Ipv4Address
- ipv6Address = config.Ipv6Address
- ipam = &network.EndpointIPAMConfig{
- IPv4Address: ipv4Address,
- IPv6Address: ipv6Address,
- LinkLocalIPs: config.LinkLocalIPs,
- }
- macAddress = config.MacAddress
- driverOpts = config.DriverOpts
- }
- return &network.EndpointSettings{
- Aliases: getAliases(p, service, serviceIndex, networkKey, useNetworkAliases),
- Links: links,
- IPAddress: ipv4Address,
- IPv6Gateway: ipv6Address,
- IPAMConfig: ipam,
- MacAddress: macAddress,
- DriverOpts: driverOpts,
- }
- }
- // copy/pasted from https://github.com/docker/cli/blob/9de1b162f/cli/command/container/opts.go#L673-L697 + RelativePath
- // TODO find so way to share this code with docker/cli
- func parseSecurityOpts(p *types.Project, securityOpts []string) ([]string, bool, error) {
- var (
- unconfined bool
- parsed []string
- )
- for _, opt := range securityOpts {
- if opt == "systempaths=unconfined" {
- unconfined = true
- continue
- }
- con := strings.SplitN(opt, "=", 2)
- if len(con) == 1 && con[0] != "no-new-privileges" {
- if strings.Contains(opt, ":") {
- con = strings.SplitN(opt, ":", 2)
- } else {
- return securityOpts, false, fmt.Errorf("Invalid security-opt: %q", opt)
- }
- }
- if con[0] == "seccomp" && con[1] != "unconfined" {
- f, err := os.ReadFile(p.RelativePath(con[1]))
- if err != nil {
- return securityOpts, false, fmt.Errorf("opening seccomp profile (%s) failed: %w", con[1], err)
- }
- b := bytes.NewBuffer(nil)
- if err := json.Compact(b, f); err != nil {
- return securityOpts, false, fmt.Errorf("compacting json for seccomp profile (%s) failed: %w", con[1], err)
- }
- parsed = append(parsed, fmt.Sprintf("seccomp=%s", b.Bytes()))
- } else {
- parsed = append(parsed, opt)
- }
- }
- return parsed, unconfined, nil
- }
- func (s *composeService) prepareLabels(labels types.Labels, service types.ServiceConfig, number int) (map[string]string, error) {
- hash, err := ServiceHash(service)
- if err != nil {
- return nil, err
- }
- labels[api.ConfigHashLabel] = hash
- labels[api.ContainerNumberLabel] = strconv.Itoa(number)
- var dependencies []string
- for s, d := range service.DependsOn {
- dependencies = append(dependencies, fmt.Sprintf("%s:%s:%t", s, d.Condition, d.Restart))
- }
- labels[api.DependenciesLabel] = strings.Join(dependencies, ",")
- return labels, nil
- }
- // defaultNetworkSettings determines the container.NetworkMode and corresponding network.NetworkingConfig (nil if not applicable).
- func defaultNetworkSettings(
- project *types.Project,
- service types.ServiceConfig,
- serviceIndex int,
- links []string,
- useNetworkAliases bool,
- version string,
- ) (container.NetworkMode, *network.NetworkingConfig) {
- if service.NetworkMode != "" {
- return container.NetworkMode(service.NetworkMode), nil
- }
- if len(project.Networks) == 0 {
- return "none", nil
- }
- var primaryNetworkKey string
- if len(service.Networks) > 0 {
- primaryNetworkKey = service.NetworksByPriority()[0]
- } else {
- primaryNetworkKey = "default"
- }
- primaryNetworkMobyNetworkName := project.Networks[primaryNetworkKey].Name
- endpointsConfig := map[string]*network.EndpointSettings{
- primaryNetworkMobyNetworkName: createEndpointSettings(project, service, serviceIndex, primaryNetworkKey, links, useNetworkAliases),
- }
- // Starting from API version 1.44, the Engine will take several EndpointsConfigs
- // so we can pass all the extra networks we want the container to be connected to
- // in the network configuration instead of connecting the container to each extra
- // network individually after creation.
- if versions.GreaterThanOrEqualTo(version, "1.44") && len(service.Networks) > 1 {
- serviceNetworks := service.NetworksByPriority()
- for _, networkKey := range serviceNetworks[1:] {
- mobyNetworkName := project.Networks[networkKey].Name
- epSettings := createEndpointSettings(project, service, serviceIndex, networkKey, links, useNetworkAliases)
- endpointsConfig[mobyNetworkName] = epSettings
- }
- }
- networkConfig := &network.NetworkingConfig{
- EndpointsConfig: endpointsConfig,
- }
- // From the Engine API docs:
- // > Supported standard values are: bridge, host, none, and container:<name|id>.
- // > Any other value is taken as a custom network's name to which this container should connect to.
- return container.NetworkMode(primaryNetworkMobyNetworkName), networkConfig
- }
- func getRestartPolicy(service types.ServiceConfig) container.RestartPolicy {
- var restart container.RestartPolicy
- if service.Restart != "" {
- split := strings.Split(service.Restart, ":")
- var attempts int
- if len(split) > 1 {
- attempts, _ = strconv.Atoi(split[1])
- }
- restart = container.RestartPolicy{
- Name: mapRestartPolicyCondition(split[0]),
- MaximumRetryCount: attempts,
- }
- }
- if service.Deploy != nil && service.Deploy.RestartPolicy != nil {
- policy := *service.Deploy.RestartPolicy
- var attempts int
- if policy.MaxAttempts != nil {
- attempts = int(*policy.MaxAttempts)
- }
- restart = container.RestartPolicy{
- Name: mapRestartPolicyCondition(policy.Condition),
- MaximumRetryCount: attempts,
- }
- }
- return restart
- }
- func mapRestartPolicyCondition(condition string) container.RestartPolicyMode {
- // map definitions of deploy.restart_policy to engine definitions
- switch condition {
- case "none", "no":
- return container.RestartPolicyDisabled
- case "on-failure":
- return container.RestartPolicyOnFailure
- case "unless-stopped":
- return container.RestartPolicyUnlessStopped
- case "any", "always":
- return container.RestartPolicyAlways
- default:
- return container.RestartPolicyMode(condition)
- }
- }
- func getDeployResources(s types.ServiceConfig) container.Resources {
- var swappiness *int64
- if s.MemSwappiness != 0 {
- val := int64(s.MemSwappiness)
- swappiness = &val
- }
- resources := container.Resources{
- CgroupParent: s.CgroupParent,
- Memory: int64(s.MemLimit),
- MemorySwap: int64(s.MemSwapLimit),
- MemorySwappiness: swappiness,
- MemoryReservation: int64(s.MemReservation),
- OomKillDisable: &s.OomKillDisable,
- CPUCount: s.CPUCount,
- CPUPeriod: s.CPUPeriod,
- CPUQuota: s.CPUQuota,
- CPURealtimePeriod: s.CPURTPeriod,
- CPURealtimeRuntime: s.CPURTRuntime,
- CPUShares: s.CPUShares,
- NanoCPUs: int64(s.CPUS * 1e9),
- CPUPercent: int64(s.CPUPercent * 100),
- CpusetCpus: s.CPUSet,
- DeviceCgroupRules: s.DeviceCgroupRules,
- }
- if s.PidsLimit != 0 {
- resources.PidsLimit = &s.PidsLimit
- }
- setBlkio(s.BlkioConfig, &resources)
- if s.Deploy != nil {
- setLimits(s.Deploy.Resources.Limits, &resources)
- setReservations(s.Deploy.Resources.Reservations, &resources)
- }
- for _, device := range s.Devices {
- resources.Devices = append(resources.Devices, container.DeviceMapping{
- PathOnHost: device.Source,
- PathInContainer: device.Target,
- CgroupPermissions: device.Permissions,
- })
- }
- ulimits := toUlimits(s.Ulimits)
- resources.Ulimits = ulimits
- return resources
- }
- func toUlimits(m map[string]*types.UlimitsConfig) []*container.Ulimit {
- var ulimits []*container.Ulimit
- for name, u := range m {
- soft := u.Single
- if u.Soft != 0 {
- soft = u.Soft
- }
- hard := u.Single
- if u.Hard != 0 {
- hard = u.Hard
- }
- ulimits = append(ulimits, &container.Ulimit{
- Name: name,
- Hard: int64(hard),
- Soft: int64(soft),
- })
- }
- return ulimits
- }
- func setReservations(reservations *types.Resource, resources *container.Resources) {
- if reservations == nil {
- return
- }
- // Cpu reservation is a swarm option and PIDs is only a limit
- // So we only need to map memory reservation and devices
- if reservations.MemoryBytes != 0 {
- resources.MemoryReservation = int64(reservations.MemoryBytes)
- }
- for _, device := range reservations.Devices {
- resources.DeviceRequests = append(resources.DeviceRequests, container.DeviceRequest{
- Capabilities: [][]string{device.Capabilities},
- Count: int(device.Count),
- DeviceIDs: device.IDs,
- Driver: device.Driver,
- Options: device.Options,
- })
- }
- }
- func setLimits(limits *types.Resource, resources *container.Resources) {
- if limits == nil {
- return
- }
- if limits.MemoryBytes != 0 {
- resources.Memory = int64(limits.MemoryBytes)
- }
- if limits.NanoCPUs != 0 {
- resources.NanoCPUs = int64(limits.NanoCPUs * 1e9)
- }
- if limits.Pids > 0 {
- resources.PidsLimit = &limits.Pids
- }
- }
- func setBlkio(blkio *types.BlkioConfig, resources *container.Resources) {
- if blkio == nil {
- return
- }
- resources.BlkioWeight = blkio.Weight
- for _, b := range blkio.WeightDevice {
- resources.BlkioWeightDevice = append(resources.BlkioWeightDevice, &blkiodev.WeightDevice{
- Path: b.Path,
- Weight: b.Weight,
- })
- }
- for _, b := range blkio.DeviceReadBps {
- resources.BlkioDeviceReadBps = append(resources.BlkioDeviceReadBps, &blkiodev.ThrottleDevice{
- Path: b.Path,
- Rate: uint64(b.Rate),
- })
- }
- for _, b := range blkio.DeviceReadIOps {
- resources.BlkioDeviceReadIOps = append(resources.BlkioDeviceReadIOps, &blkiodev.ThrottleDevice{
- Path: b.Path,
- Rate: uint64(b.Rate),
- })
- }
- for _, b := range blkio.DeviceWriteBps {
- resources.BlkioDeviceWriteBps = append(resources.BlkioDeviceWriteBps, &blkiodev.ThrottleDevice{
- Path: b.Path,
- Rate: uint64(b.Rate),
- })
- }
- for _, b := range blkio.DeviceWriteIOps {
- resources.BlkioDeviceWriteIOps = append(resources.BlkioDeviceWriteIOps, &blkiodev.ThrottleDevice{
- Path: b.Path,
- Rate: uint64(b.Rate),
- })
- }
- }
- func buildContainerPorts(s types.ServiceConfig) nat.PortSet {
- ports := nat.PortSet{}
- for _, s := range s.Expose {
- p := nat.Port(s)
- ports[p] = struct{}{}
- }
- for _, p := range s.Ports {
- p := nat.Port(fmt.Sprintf("%d/%s", p.Target, p.Protocol))
- ports[p] = struct{}{}
- }
- return ports
- }
- func buildContainerPortBindingOptions(s types.ServiceConfig) nat.PortMap {
- bindings := nat.PortMap{}
- for _, port := range s.Ports {
- p := nat.Port(fmt.Sprintf("%d/%s", port.Target, port.Protocol))
- binding := nat.PortBinding{
- HostIP: port.HostIP,
- HostPort: port.Published,
- }
- bindings[p] = append(bindings[p], binding)
- }
- return bindings
- }
- func getDependentServiceFromMode(mode string) string {
- if strings.HasPrefix(
- mode,
- types.NetworkModeServicePrefix,
- ) {
- return mode[len(types.NetworkModeServicePrefix):]
- }
- return ""
- }
- func (s *composeService) buildContainerVolumes(
- ctx context.Context,
- p types.Project,
- service types.ServiceConfig,
- inherit *moby.Container,
- ) ([]string, []mount.Mount, error) {
- var mounts []mount.Mount
- var binds []string
- image := api.GetImageNameOrDefault(service, p.Name)
- imgInspect, _, err := s.apiClient().ImageInspectWithRaw(ctx, image)
- if err != nil {
- return nil, nil, err
- }
- mountOptions, err := buildContainerMountOptions(p, service, imgInspect, inherit)
- if err != nil {
- return nil, nil, err
- }
- MOUNTS:
- for _, m := range mountOptions {
- if m.Type == mount.TypeNamedPipe {
- mounts = append(mounts, m)
- continue
- }
- if m.Type == mount.TypeBind {
- // `Mount` is preferred but does not offer option to created host path if missing
- // so `Bind` API is used here with raw volume string
- // see https://github.com/moby/moby/issues/43483
- for _, v := range service.Volumes {
- if v.Target == m.Target {
- switch {
- case string(m.Type) != v.Type:
- v.Source = m.Source
- fallthrough
- case v.Bind != nil && v.Bind.CreateHostPath:
- binds = append(binds, v.String())
- continue MOUNTS
- }
- }
- }
- }
- mounts = append(mounts, m)
- }
- return binds, mounts, nil
- }
- func buildContainerMountOptions(p types.Project, s types.ServiceConfig, img moby.ImageInspect, inherit *moby.Container) ([]mount.Mount, error) {
- var mounts = map[string]mount.Mount{}
- if inherit != nil {
- for _, m := range inherit.Mounts {
- if m.Type == "tmpfs" {
- continue
- }
- src := m.Source
- if m.Type == "volume" {
- src = m.Name
- }
- m.Destination = path.Clean(m.Destination)
- if img.Config != nil {
- if _, ok := img.Config.Volumes[m.Destination]; ok {
- // inherit previous container's anonymous volume
- mounts[m.Destination] = mount.Mount{
- Type: m.Type,
- Source: src,
- Target: m.Destination,
- ReadOnly: !m.RW,
- }
- }
- }
- volumes := []types.ServiceVolumeConfig{}
- for _, v := range s.Volumes {
- if v.Target != m.Destination || v.Source != "" {
- volumes = append(volumes, v)
- continue
- }
- // inherit previous container's anonymous volume
- mounts[m.Destination] = mount.Mount{
- Type: m.Type,
- Source: src,
- Target: m.Destination,
- ReadOnly: !m.RW,
- }
- }
- s.Volumes = volumes
- }
- }
- mounts, err := fillBindMounts(p, s, mounts)
- if err != nil {
- return nil, err
- }
- values := make([]mount.Mount, 0, len(mounts))
- for _, v := range mounts {
- values = append(values, v)
- }
- return values, nil
- }
- func fillBindMounts(p types.Project, s types.ServiceConfig, m map[string]mount.Mount) (map[string]mount.Mount, error) {
- for _, v := range s.Volumes {
- bindMount, err := buildMount(p, v)
- if err != nil {
- return nil, err
- }
- m[bindMount.Target] = bindMount
- }
- secrets, err := buildContainerSecretMounts(p, s)
- if err != nil {
- return nil, err
- }
- for _, s := range secrets {
- if _, found := m[s.Target]; found {
- continue
- }
- m[s.Target] = s
- }
- configs, err := buildContainerConfigMounts(p, s)
- if err != nil {
- return nil, err
- }
- for _, c := range configs {
- if _, found := m[c.Target]; found {
- continue
- }
- m[c.Target] = c
- }
- return m, nil
- }
- func buildContainerConfigMounts(p types.Project, s types.ServiceConfig) ([]mount.Mount, error) {
- var mounts = map[string]mount.Mount{}
- configsBaseDir := "/"
- for _, config := range s.Configs {
- target := config.Target
- if config.Target == "" {
- target = configsBaseDir + config.Source
- } else if !isAbsTarget(config.Target) {
- target = configsBaseDir + config.Target
- }
- if config.UID != "" || config.GID != "" || config.Mode != nil {
- logrus.Warn("config `uid`, `gid` and `mode` are not supported, they will be ignored")
- }
- definedConfig := p.Configs[config.Source]
- if definedConfig.External {
- return nil, fmt.Errorf("unsupported external config %s", definedConfig.Name)
- }
- if definedConfig.Driver != "" {
- return nil, errors.New("Docker Compose does not support configs.*.driver")
- }
- if definedConfig.TemplateDriver != "" {
- return nil, errors.New("Docker Compose does not support configs.*.template_driver")
- }
- if definedConfig.Environment != "" || definedConfig.Content != "" {
- continue
- }
- bindMount, err := buildMount(p, types.ServiceVolumeConfig{
- Type: types.VolumeTypeBind,
- Source: definedConfig.File,
- Target: target,
- ReadOnly: true,
- })
- if err != nil {
- return nil, err
- }
- mounts[target] = bindMount
- }
- values := make([]mount.Mount, 0, len(mounts))
- for _, v := range mounts {
- values = append(values, v)
- }
- return values, nil
- }
- func buildContainerSecretMounts(p types.Project, s types.ServiceConfig) ([]mount.Mount, error) {
- var mounts = map[string]mount.Mount{}
- secretsDir := "/run/secrets/"
- for _, secret := range s.Secrets {
- target := secret.Target
- if secret.Target == "" {
- target = secretsDir + secret.Source
- } else if !isAbsTarget(secret.Target) {
- target = secretsDir + secret.Target
- }
- if secret.UID != "" || secret.GID != "" || secret.Mode != nil {
- logrus.Warn("secrets `uid`, `gid` and `mode` are not supported, they will be ignored")
- }
- definedSecret := p.Secrets[secret.Source]
- if definedSecret.External {
- return nil, fmt.Errorf("unsupported external secret %s", definedSecret.Name)
- }
- if definedSecret.Driver != "" {
- return nil, errors.New("Docker Compose does not support secrets.*.driver")
- }
- if definedSecret.TemplateDriver != "" {
- return nil, errors.New("Docker Compose does not support secrets.*.template_driver")
- }
- if definedSecret.Environment != "" {
- continue
- }
- if _, err := os.Stat(definedSecret.File); os.IsNotExist(err) {
- logrus.Warnf("secret file %s does not exist", definedSecret.Name)
- }
- mnt, err := buildMount(p, types.ServiceVolumeConfig{
- Type: types.VolumeTypeBind,
- Source: definedSecret.File,
- Target: target,
- ReadOnly: true,
- Bind: &types.ServiceVolumeBind{
- CreateHostPath: false,
- },
- })
- if err != nil {
- return nil, err
- }
- mounts[target] = mnt
- }
- values := make([]mount.Mount, 0, len(mounts))
- for _, v := range mounts {
- values = append(values, v)
- }
- return values, nil
- }
- func isAbsTarget(p string) bool {
- return isUnixAbs(p) || isWindowsAbs(p)
- }
- func isUnixAbs(p string) bool {
- return strings.HasPrefix(p, "/")
- }
- func isWindowsAbs(p string) bool {
- if strings.HasPrefix(p, "\\\\") {
- return true
- }
- if len(p) > 2 && p[1] == ':' {
- return p[2] == '\\'
- }
- return false
- }
- func buildMount(project types.Project, volume types.ServiceVolumeConfig) (mount.Mount, error) {
- source := volume.Source
- // on windows, filepath.IsAbs(source) is false for unix style abs path like /var/run/docker.sock.
- // do not replace these with filepath.Abs(source) that will include a default drive.
- if volume.Type == types.VolumeTypeBind && !filepath.IsAbs(source) && !strings.HasPrefix(source, "/") {
- // volume source has already been prefixed with workdir if required, by compose-go project loader
- var err error
- source, err = filepath.Abs(source)
- if err != nil {
- return mount.Mount{}, err
- }
- }
- if volume.Type == types.VolumeTypeVolume {
- if volume.Source != "" {
- pVolume, ok := project.Volumes[volume.Source]
- if ok {
- source = pVolume.Name
- }
- }
- }
- bind, vol, tmpfs := buildMountOptions(volume)
- volume.Target = path.Clean(volume.Target)
- if bind != nil {
- volume.Type = types.VolumeTypeBind
- }
- return mount.Mount{
- Type: mount.Type(volume.Type),
- Source: source,
- Target: volume.Target,
- ReadOnly: volume.ReadOnly,
- Consistency: mount.Consistency(volume.Consistency),
- BindOptions: bind,
- VolumeOptions: vol,
- TmpfsOptions: tmpfs,
- }, nil
- }
- func buildMountOptions(volume types.ServiceVolumeConfig) (*mount.BindOptions, *mount.VolumeOptions, *mount.TmpfsOptions) {
- switch volume.Type {
- case "bind":
- if volume.Volume != nil {
- logrus.Warnf("mount of type `bind` should not define `volume` option")
- }
- if volume.Tmpfs != nil {
- logrus.Warnf("mount of type `bind` should not define `tmpfs` option")
- }
- return buildBindOption(volume.Bind), nil, nil
- case "volume":
- if volume.Bind != nil {
- logrus.Warnf("mount of type `volume` should not define `bind` option")
- }
- if volume.Tmpfs != nil {
- logrus.Warnf("mount of type `volume` should not define `tmpfs` option")
- }
- return nil, buildVolumeOptions(volume.Volume), nil
- case "tmpfs":
- if volume.Bind != nil {
- logrus.Warnf("mount of type `tmpfs` should not define `bind` option")
- }
- if volume.Volume != nil {
- logrus.Warnf("mount of type `tmpfs` should not define `volume` option")
- }
- return nil, nil, buildTmpfsOptions(volume.Tmpfs)
- }
- return nil, nil, nil
- }
- func buildBindOption(bind *types.ServiceVolumeBind) *mount.BindOptions {
- if bind == nil {
- return nil
- }
- return &mount.BindOptions{
- Propagation: mount.Propagation(bind.Propagation),
- // NonRecursive: false, FIXME missing from model ?
- }
- }
- func buildVolumeOptions(vol *types.ServiceVolumeVolume) *mount.VolumeOptions {
- if vol == nil {
- return nil
- }
- return &mount.VolumeOptions{
- NoCopy: vol.NoCopy,
- Subpath: vol.Subpath,
- // Labels: , // FIXME missing from model ?
- // DriverConfig: , // FIXME missing from model ?
- }
- }
- func buildTmpfsOptions(tmpfs *types.ServiceVolumeTmpfs) *mount.TmpfsOptions {
- if tmpfs == nil {
- return nil
- }
- return &mount.TmpfsOptions{
- SizeBytes: int64(tmpfs.Size),
- Mode: os.FileMode(tmpfs.Mode),
- }
- }
- func (s *composeService) ensureNetwork(ctx context.Context, n *types.NetworkConfig) error {
- if n.External {
- return s.resolveExternalNetwork(ctx, n)
- }
- err := s.resolveOrCreateNetwork(ctx, n)
- if errdefs.IsConflict(err) {
- // Maybe another execution of `docker compose up|run` created same network
- // let's retry once
- return s.resolveOrCreateNetwork(ctx, n)
- }
- return err
- }
- func (s *composeService) resolveOrCreateNetwork(ctx context.Context, n *types.NetworkConfig) error { //nolint:gocyclo
- expectedNetworkLabel := n.Labels[api.NetworkLabel]
- expectedProjectLabel := n.Labels[api.ProjectLabel]
- // First, try to find a unique network matching by name or ID
- inspect, err := s.apiClient().NetworkInspect(ctx, n.Name, network.InspectOptions{})
- if err == nil {
- // NetworkInspect will match on ID prefix, so double check we get the expected one
- // as looking for network named `db` we could erroneously match network ID `db9086999caf`
- if inspect.Name == n.Name || inspect.ID == n.Name {
- p, ok := inspect.Labels[api.ProjectLabel]
- if !ok {
- logrus.Warnf("a network with name %s exists but was not created by compose.\n"+
- "Set `external: true` to use an existing network", n.Name)
- } else if p != expectedProjectLabel {
- logrus.Warnf("a network with name %s exists but was not created for project %q.\n"+
- "Set `external: true` to use an existing network", n.Name, expectedProjectLabel)
- }
- if inspect.Labels[api.NetworkLabel] != expectedNetworkLabel {
- return fmt.Errorf("network %s was found but has incorrect label %s set to %q", n.Name, api.NetworkLabel, inspect.Labels[api.NetworkLabel])
- }
- return nil
- }
- }
- // ignore other errors. Typically, an ambiguous request by name results in some generic `invalidParameter` error
- // Either not found, or name is ambiguous - use NetworkList to list by name
- networks, err := s.apiClient().NetworkList(ctx, network.ListOptions{
- Filters: filters.NewArgs(filters.Arg("name", n.Name)),
- })
- if err != nil {
- return err
- }
- // NetworkList Matches all or part of a network name, so we have to filter for a strict match
- networks = utils.Filter(networks, func(net network.Summary) bool {
- return net.Name == n.Name
- })
- for _, net := range networks {
- if net.Labels[api.ProjectLabel] == expectedProjectLabel &&
- net.Labels[api.NetworkLabel] == expectedNetworkLabel {
- return nil
- }
- }
- // we could have set NetworkList with a projectFilter and networkFilter but not doing so allows to catch this
- // scenario were a network with same name exists but doesn't have label, and use of `CheckDuplicate: true`
- // prevents to create another one.
- if len(networks) > 0 {
- logrus.Warnf("a network with name %s exists but was not created by compose.\n"+
- "Set `external: true` to use an existing network", n.Name)
- return nil
- }
- var ipam *network.IPAM
- if n.Ipam.Config != nil {
- var config []network.IPAMConfig
- for _, pool := range n.Ipam.Config {
- config = append(config, network.IPAMConfig{
- Subnet: pool.Subnet,
- IPRange: pool.IPRange,
- Gateway: pool.Gateway,
- AuxAddress: pool.AuxiliaryAddresses,
- })
- }
- ipam = &network.IPAM{
- Driver: n.Ipam.Driver,
- Config: config,
- }
- }
- createOpts := network.CreateOptions{
- Labels: n.Labels,
- Driver: n.Driver,
- Options: n.DriverOpts,
- Internal: n.Internal,
- Attachable: n.Attachable,
- IPAM: ipam,
- EnableIPv6: n.EnableIPv6,
- }
- if n.Ipam.Driver != "" || len(n.Ipam.Config) > 0 {
- createOpts.IPAM = &network.IPAM{}
- }
- if n.Ipam.Driver != "" {
- createOpts.IPAM.Driver = n.Ipam.Driver
- }
- for _, ipamConfig := range n.Ipam.Config {
- config := network.IPAMConfig{
- Subnet: ipamConfig.Subnet,
- IPRange: ipamConfig.IPRange,
- Gateway: ipamConfig.Gateway,
- AuxAddress: ipamConfig.AuxiliaryAddresses,
- }
- createOpts.IPAM.Config = append(createOpts.IPAM.Config, config)
- }
- networkEventName := fmt.Sprintf("Network %s", n.Name)
- w := progress.ContextWriter(ctx)
- w.Event(progress.CreatingEvent(networkEventName))
- _, err = s.apiClient().NetworkCreate(ctx, n.Name, createOpts)
- if err != nil {
- w.Event(progress.ErrorEvent(networkEventName))
- return fmt.Errorf("failed to create network %s: %w", n.Name, err)
- }
- w.Event(progress.CreatedEvent(networkEventName))
- return nil
- }
- func (s *composeService) resolveExternalNetwork(ctx context.Context, n *types.NetworkConfig) error {
- // NetworkInspect will match on ID prefix, so NetworkList with a name
- // filter is used to look for an exact match to prevent e.g. a network
- // named `db` from getting erroneously matched to a network with an ID
- // like `db9086999caf`
- networks, err := s.apiClient().NetworkList(ctx, network.ListOptions{
- Filters: filters.NewArgs(filters.Arg("name", n.Name)),
- })
- if err != nil {
- return err
- }
- if len(networks) == 0 {
- // in this instance, n.Name is really an ID
- sn, err := s.apiClient().NetworkInspect(ctx, n.Name, network.InspectOptions{})
- if err != nil && !errdefs.IsNotFound(err) {
- return err
- }
- networks = append(networks, sn)
- }
- // NetworkList API doesn't return the exact name match, so we can retrieve more than one network with a request
- networks = utils.Filter(networks, func(net network.Inspect) bool {
- // later in this function, the name is changed the to ID.
- // this function is called during the rebuild stage of `compose watch`.
- // we still require just one network back, but we need to run the search on the ID
- return net.Name == n.Name || net.ID == n.Name
- })
- switch len(networks) {
- case 1:
- n.Name = networks[0].ID
- return nil
- case 0:
- enabled, err := s.isSWarmEnabled(ctx)
- if err != nil {
- return err
- }
- if enabled {
- // Swarm nodes do not register overlay networks that were
- // created on a different node unless they're in use.
- // So we can't preemptively check network exists, but
- // networkAttach will later fail anyway if network actually doesn't exist
- return nil
- }
- return fmt.Errorf("network %s declared as external, but could not be found", n.Name)
- default:
- return fmt.Errorf("multiple networks with name %q were found. Use network ID as `name` to avoid ambiguity", n.Name)
- }
- }
- func (s *composeService) ensureVolume(ctx context.Context, volume types.VolumeConfig, project string) error {
- inspected, err := s.apiClient().VolumeInspect(ctx, volume.Name)
- if err != nil {
- if !errdefs.IsNotFound(err) {
- return err
- }
- if volume.External {
- return fmt.Errorf("external volume %q not found", volume.Name)
- }
- err := s.createVolume(ctx, volume)
- return err
- }
- if volume.External {
- return nil
- }
- // Volume exists with name, but let's double-check this is the expected one
- p, ok := inspected.Labels[api.ProjectLabel]
- if !ok {
- logrus.Warnf("volume %q already exists but was not created by Docker Compose. Use `external: true` to use an existing volume", volume.Name)
- }
- if ok && p != project {
- logrus.Warnf("volume %q already exists but was created for project %q (expected %q). Use `external: true` to use an existing volume", volume.Name, p, project)
- }
- return nil
- }
- func (s *composeService) createVolume(ctx context.Context, volume types.VolumeConfig) error {
- eventName := fmt.Sprintf("Volume %q", volume.Name)
- w := progress.ContextWriter(ctx)
- w.Event(progress.CreatingEvent(eventName))
- _, err := s.apiClient().VolumeCreate(ctx, volumetypes.CreateOptions{
- Labels: volume.Labels,
- Name: volume.Name,
- Driver: volume.Driver,
- DriverOpts: volume.DriverOpts,
- })
- if err != nil {
- w.Event(progress.ErrorEvent(eventName))
- return err
- }
- w.Event(progress.CreatedEvent(eventName))
- return nil
- }
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