602 lines
20 KiB
Go
602 lines
20 KiB
Go
package docker
|
|
|
|
import (
|
|
"context"
|
|
"errors"
|
|
"fmt"
|
|
"io"
|
|
"net"
|
|
"net/http"
|
|
"strconv"
|
|
"strings"
|
|
"text/template"
|
|
"time"
|
|
|
|
"github.com/cenkalti/backoff/v4"
|
|
"github.com/docker/cli/cli/connhelper"
|
|
dockertypes "github.com/docker/docker/api/types"
|
|
dockercontainertypes "github.com/docker/docker/api/types/container"
|
|
eventtypes "github.com/docker/docker/api/types/events"
|
|
"github.com/docker/docker/api/types/filters"
|
|
swarmtypes "github.com/docker/docker/api/types/swarm"
|
|
"github.com/docker/docker/api/types/versions"
|
|
"github.com/docker/docker/client"
|
|
"github.com/docker/go-connections/nat"
|
|
"github.com/docker/go-connections/sockets"
|
|
"github.com/rs/zerolog/log"
|
|
ptypes "github.com/traefik/paerser/types"
|
|
"github.com/traefik/traefik/v3/pkg/config/dynamic"
|
|
"github.com/traefik/traefik/v3/pkg/job"
|
|
"github.com/traefik/traefik/v3/pkg/logs"
|
|
"github.com/traefik/traefik/v3/pkg/provider"
|
|
"github.com/traefik/traefik/v3/pkg/safe"
|
|
"github.com/traefik/traefik/v3/pkg/types"
|
|
"github.com/traefik/traefik/v3/pkg/version"
|
|
)
|
|
|
|
const (
|
|
// DockerAPIVersion is a constant holding the version of the Provider API traefik will use.
|
|
DockerAPIVersion = "1.24"
|
|
|
|
// SwarmAPIVersion is a constant holding the version of the Provider API traefik will use.
|
|
SwarmAPIVersion = "1.24"
|
|
)
|
|
|
|
// DefaultTemplateRule The default template for the default rule.
|
|
const DefaultTemplateRule = "Host(`{{ normalize .Name }}`)"
|
|
|
|
var _ provider.Provider = (*Provider)(nil)
|
|
|
|
// Provider holds configurations of the provider.
|
|
type Provider struct {
|
|
Constraints string `description:"Constraints is an expression that Traefik matches against the container's labels to determine whether to create any route for that container." json:"constraints,omitempty" toml:"constraints,omitempty" yaml:"constraints,omitempty" export:"true"`
|
|
Watch bool `description:"Watch Docker events." json:"watch,omitempty" toml:"watch,omitempty" yaml:"watch,omitempty" export:"true"`
|
|
Endpoint string `description:"Docker server endpoint. Can be a tcp or a unix socket endpoint." json:"endpoint,omitempty" toml:"endpoint,omitempty" yaml:"endpoint,omitempty"`
|
|
DefaultRule string `description:"Default rule." json:"defaultRule,omitempty" toml:"defaultRule,omitempty" yaml:"defaultRule,omitempty"`
|
|
TLS *types.ClientTLS `description:"Enable Docker TLS support." json:"tls,omitempty" toml:"tls,omitempty" yaml:"tls,omitempty" export:"true"`
|
|
ExposedByDefault bool `description:"Expose containers by default." json:"exposedByDefault,omitempty" toml:"exposedByDefault,omitempty" yaml:"exposedByDefault,omitempty" export:"true"`
|
|
UseBindPortIP bool `description:"Use the ip address from the bound port, rather than from the inner network." json:"useBindPortIP,omitempty" toml:"useBindPortIP,omitempty" yaml:"useBindPortIP,omitempty" export:"true"`
|
|
SwarmMode bool `description:"Use Docker on Swarm Mode." json:"swarmMode,omitempty" toml:"swarmMode,omitempty" yaml:"swarmMode,omitempty" export:"true"`
|
|
Network string `description:"Default Docker network used." json:"network,omitempty" toml:"network,omitempty" yaml:"network,omitempty" export:"true"`
|
|
SwarmModeRefreshSeconds ptypes.Duration `description:"Polling interval for swarm mode." json:"swarmModeRefreshSeconds,omitempty" toml:"swarmModeRefreshSeconds,omitempty" yaml:"swarmModeRefreshSeconds,omitempty" export:"true"`
|
|
HTTPClientTimeout ptypes.Duration `description:"Client timeout for HTTP connections." json:"httpClientTimeout,omitempty" toml:"httpClientTimeout,omitempty" yaml:"httpClientTimeout,omitempty" export:"true"`
|
|
AllowEmptyServices bool `description:"Disregards the Docker containers health checks with respect to the creation or removal of the corresponding services." json:"allowEmptyServices,omitempty" toml:"allowEmptyServices,omitempty" yaml:"allowEmptyServices,omitempty" export:"true"`
|
|
defaultRuleTpl *template.Template
|
|
}
|
|
|
|
// SetDefaults sets the default values.
|
|
func (p *Provider) SetDefaults() {
|
|
p.Watch = true
|
|
p.ExposedByDefault = true
|
|
p.Endpoint = "unix:///var/run/docker.sock"
|
|
p.SwarmMode = false
|
|
p.SwarmModeRefreshSeconds = ptypes.Duration(15 * time.Second)
|
|
p.DefaultRule = DefaultTemplateRule
|
|
}
|
|
|
|
// Init the provider.
|
|
func (p *Provider) Init() error {
|
|
defaultRuleTpl, err := provider.MakeDefaultRuleTemplate(p.DefaultRule, nil)
|
|
if err != nil {
|
|
return fmt.Errorf("error while parsing default rule: %w", err)
|
|
}
|
|
|
|
p.defaultRuleTpl = defaultRuleTpl
|
|
return nil
|
|
}
|
|
|
|
// dockerData holds the need data to the provider.
|
|
type dockerData struct {
|
|
ID string
|
|
ServiceName string
|
|
Name string
|
|
Labels map[string]string // List of labels set to container or service
|
|
NetworkSettings networkSettings
|
|
Health string
|
|
Node *dockertypes.ContainerNode
|
|
ExtraConf configuration
|
|
}
|
|
|
|
// NetworkSettings holds the networks data to the provider.
|
|
type networkSettings struct {
|
|
NetworkMode dockercontainertypes.NetworkMode
|
|
Ports nat.PortMap
|
|
Networks map[string]*networkData
|
|
}
|
|
|
|
// Network holds the network data to the provider.
|
|
type networkData struct {
|
|
Name string
|
|
Addr string
|
|
Port int
|
|
Protocol string
|
|
ID string
|
|
}
|
|
|
|
func (p *Provider) createClient() (client.APIClient, error) {
|
|
opts, err := p.getClientOpts()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
httpHeaders := map[string]string{
|
|
"User-Agent": "Traefik " + version.Version,
|
|
}
|
|
opts = append(opts, client.WithHTTPHeaders(httpHeaders))
|
|
|
|
apiVersion := DockerAPIVersion
|
|
if p.SwarmMode {
|
|
apiVersion = SwarmAPIVersion
|
|
}
|
|
opts = append(opts, client.WithVersion(apiVersion))
|
|
|
|
return client.NewClientWithOpts(opts...)
|
|
}
|
|
|
|
func (p *Provider) getClientOpts() ([]client.Opt, error) {
|
|
helper, err := connhelper.GetConnectionHelper(p.Endpoint)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
// SSH
|
|
if helper != nil {
|
|
// https://github.com/docker/cli/blob/ebca1413117a3fcb81c89d6be226dcec74e5289f/cli/context/docker/load.go#L112-L123
|
|
|
|
httpClient := &http.Client{
|
|
Transport: &http.Transport{
|
|
DialContext: helper.Dialer,
|
|
},
|
|
}
|
|
|
|
return []client.Opt{
|
|
client.WithHTTPClient(httpClient),
|
|
client.WithTimeout(time.Duration(p.HTTPClientTimeout)),
|
|
client.WithHost(helper.Host), // To avoid 400 Bad Request: malformed Host header daemon error
|
|
client.WithDialContext(helper.Dialer),
|
|
}, nil
|
|
}
|
|
|
|
opts := []client.Opt{
|
|
client.WithHost(p.Endpoint),
|
|
client.WithTimeout(time.Duration(p.HTTPClientTimeout)),
|
|
}
|
|
|
|
if p.TLS != nil {
|
|
ctx := log.With().Str(logs.ProviderName, "docker").Logger().WithContext(context.Background())
|
|
|
|
conf, err := p.TLS.CreateTLSConfig(ctx)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("unable to create client TLS configuration: %w", err)
|
|
}
|
|
|
|
hostURL, err := client.ParseHostURL(p.Endpoint)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
tr := &http.Transport{
|
|
TLSClientConfig: conf,
|
|
}
|
|
|
|
if err := sockets.ConfigureTransport(tr, hostURL.Scheme, hostURL.Host); err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
opts = append(opts, client.WithHTTPClient(&http.Client{Transport: tr, Timeout: time.Duration(p.HTTPClientTimeout)}))
|
|
}
|
|
|
|
return opts, nil
|
|
}
|
|
|
|
// Provide allows the docker provider to provide configurations to traefik using the given configuration channel.
|
|
func (p *Provider) Provide(configurationChan chan<- dynamic.Message, pool *safe.Pool) error {
|
|
pool.GoCtx(func(routineCtx context.Context) {
|
|
logger := log.Ctx(routineCtx).With().Str(logs.ProviderName, "docker").Logger()
|
|
ctxLog := logger.WithContext(routineCtx)
|
|
|
|
operation := func() error {
|
|
var err error
|
|
ctx, cancel := context.WithCancel(ctxLog)
|
|
defer cancel()
|
|
ctx = log.Ctx(ctx).With().Str(logs.ProviderName, "docker").Logger().WithContext(ctx)
|
|
|
|
dockerClient, err := p.createClient()
|
|
if err != nil {
|
|
logger.Error().Err(err).Msg("Failed to create a client for docker, error")
|
|
return err
|
|
}
|
|
defer dockerClient.Close()
|
|
|
|
serverVersion, err := dockerClient.ServerVersion(ctx)
|
|
if err != nil {
|
|
logger.Error().Err(err).Msg("Failed to retrieve information of the docker client and server host")
|
|
return err
|
|
}
|
|
|
|
logger.Debug().Msgf("Provider connection established with docker %s (API %s)", serverVersion.Version, serverVersion.APIVersion)
|
|
|
|
var dockerDataList []dockerData
|
|
if p.SwarmMode {
|
|
dockerDataList, err = p.listServices(ctx, dockerClient)
|
|
if err != nil {
|
|
logger.Error().Err(err).Msg("Failed to list services for docker swarm mode")
|
|
return err
|
|
}
|
|
} else {
|
|
dockerDataList, err = p.listContainers(ctx, dockerClient)
|
|
if err != nil {
|
|
logger.Error().Err(err).Msg("Failed to list containers for docker")
|
|
return err
|
|
}
|
|
}
|
|
|
|
configuration := p.buildConfiguration(ctxLog, dockerDataList)
|
|
configurationChan <- dynamic.Message{
|
|
ProviderName: "docker",
|
|
Configuration: configuration,
|
|
}
|
|
if p.Watch {
|
|
if p.SwarmMode {
|
|
errChan := make(chan error)
|
|
|
|
// TODO: This need to be change. Linked to Swarm events docker/docker#23827
|
|
ticker := time.NewTicker(time.Duration(p.SwarmModeRefreshSeconds))
|
|
|
|
pool.GoCtx(func(ctx context.Context) {
|
|
logger := log.Ctx(ctx).With().Str(logs.ProviderName, "docker").Logger()
|
|
ctx = logger.WithContext(ctx)
|
|
|
|
defer close(errChan)
|
|
for {
|
|
select {
|
|
case <-ticker.C:
|
|
services, err := p.listServices(ctx, dockerClient)
|
|
if err != nil {
|
|
logger.Error().Err(err).Msg("Failed to list services for docker swarm mode")
|
|
errChan <- err
|
|
return
|
|
}
|
|
|
|
configuration := p.buildConfiguration(ctx, services)
|
|
if configuration != nil {
|
|
configurationChan <- dynamic.Message{
|
|
ProviderName: "docker",
|
|
Configuration: configuration,
|
|
}
|
|
}
|
|
|
|
case <-ctx.Done():
|
|
ticker.Stop()
|
|
return
|
|
}
|
|
}
|
|
})
|
|
if err, ok := <-errChan; ok {
|
|
return err
|
|
}
|
|
// channel closed
|
|
} else {
|
|
f := filters.NewArgs()
|
|
f.Add("type", "container")
|
|
options := dockertypes.EventsOptions{
|
|
Filters: f,
|
|
}
|
|
|
|
startStopHandle := func(m eventtypes.Message) {
|
|
logger.Debug().Msgf("Provider event received %+v", m)
|
|
containers, err := p.listContainers(ctx, dockerClient)
|
|
if err != nil {
|
|
logger.Error().Err(err).Msg("Failed to list containers for docker")
|
|
// Call cancel to get out of the monitor
|
|
return
|
|
}
|
|
|
|
configuration := p.buildConfiguration(ctx, containers)
|
|
if configuration != nil {
|
|
message := dynamic.Message{
|
|
ProviderName: "docker",
|
|
Configuration: configuration,
|
|
}
|
|
select {
|
|
case configurationChan <- message:
|
|
case <-ctx.Done():
|
|
}
|
|
}
|
|
}
|
|
|
|
eventsc, errc := dockerClient.Events(ctx, options)
|
|
for {
|
|
select {
|
|
case event := <-eventsc:
|
|
if event.Action == "start" ||
|
|
event.Action == "die" ||
|
|
strings.HasPrefix(event.Action, "health_status") {
|
|
startStopHandle(event)
|
|
}
|
|
case err := <-errc:
|
|
if errors.Is(err, io.EOF) {
|
|
logger.Debug().Msg("Provider event stream closed")
|
|
}
|
|
return err
|
|
case <-ctx.Done():
|
|
return nil
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
notify := func(err error, time time.Duration) {
|
|
logger.Error().Err(err).Msgf("Provider error, retrying in %s", time)
|
|
}
|
|
err := backoff.RetryNotify(safe.OperationWithRecover(operation), backoff.WithContext(job.NewBackOff(backoff.NewExponentialBackOff()), ctxLog), notify)
|
|
if err != nil {
|
|
logger.Error().Err(err).Msg("Cannot retrieve data")
|
|
}
|
|
})
|
|
|
|
return nil
|
|
}
|
|
|
|
func (p *Provider) listContainers(ctx context.Context, dockerClient client.ContainerAPIClient) ([]dockerData, error) {
|
|
containerList, err := dockerClient.ContainerList(ctx, dockertypes.ContainerListOptions{})
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
var inspectedContainers []dockerData
|
|
// get inspect containers
|
|
for _, container := range containerList {
|
|
dData := inspectContainers(ctx, dockerClient, container.ID)
|
|
if len(dData.Name) == 0 {
|
|
continue
|
|
}
|
|
|
|
extraConf, err := p.getConfiguration(dData)
|
|
if err != nil {
|
|
log.Ctx(ctx).Error().Err(err).Msgf("Skip container %s", getServiceName(dData))
|
|
continue
|
|
}
|
|
dData.ExtraConf = extraConf
|
|
|
|
inspectedContainers = append(inspectedContainers, dData)
|
|
}
|
|
return inspectedContainers, nil
|
|
}
|
|
|
|
func inspectContainers(ctx context.Context, dockerClient client.ContainerAPIClient, containerID string) dockerData {
|
|
containerInspected, err := dockerClient.ContainerInspect(ctx, containerID)
|
|
if err != nil {
|
|
log.Ctx(ctx).Warn().Err(err).Msgf("Failed to inspect container %s", containerID)
|
|
return dockerData{}
|
|
}
|
|
|
|
// This condition is here to avoid to have empty IP https://github.com/traefik/traefik/issues/2459
|
|
// We register only container which are running
|
|
if containerInspected.ContainerJSONBase != nil && containerInspected.ContainerJSONBase.State != nil && containerInspected.ContainerJSONBase.State.Running {
|
|
return parseContainer(containerInspected)
|
|
}
|
|
|
|
return dockerData{}
|
|
}
|
|
|
|
func parseContainer(container dockertypes.ContainerJSON) dockerData {
|
|
dData := dockerData{
|
|
NetworkSettings: networkSettings{},
|
|
}
|
|
|
|
if container.ContainerJSONBase != nil {
|
|
dData.ID = container.ContainerJSONBase.ID
|
|
dData.Name = container.ContainerJSONBase.Name
|
|
dData.ServiceName = dData.Name // Default ServiceName to be the container's Name.
|
|
dData.Node = container.ContainerJSONBase.Node
|
|
|
|
if container.ContainerJSONBase.HostConfig != nil {
|
|
dData.NetworkSettings.NetworkMode = container.ContainerJSONBase.HostConfig.NetworkMode
|
|
}
|
|
|
|
if container.State != nil && container.State.Health != nil {
|
|
dData.Health = container.State.Health.Status
|
|
}
|
|
}
|
|
|
|
if container.Config != nil && container.Config.Labels != nil {
|
|
dData.Labels = container.Config.Labels
|
|
}
|
|
|
|
if container.NetworkSettings != nil {
|
|
if container.NetworkSettings.Ports != nil {
|
|
dData.NetworkSettings.Ports = container.NetworkSettings.Ports
|
|
}
|
|
if container.NetworkSettings.Networks != nil {
|
|
dData.NetworkSettings.Networks = make(map[string]*networkData)
|
|
for name, containerNetwork := range container.NetworkSettings.Networks {
|
|
addr := containerNetwork.IPAddress
|
|
if addr == "" {
|
|
addr = containerNetwork.GlobalIPv6Address
|
|
}
|
|
|
|
dData.NetworkSettings.Networks[name] = &networkData{
|
|
ID: containerNetwork.NetworkID,
|
|
Name: name,
|
|
Addr: addr,
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return dData
|
|
}
|
|
|
|
func (p *Provider) listServices(ctx context.Context, dockerClient client.APIClient) ([]dockerData, error) {
|
|
logger := log.Ctx(ctx)
|
|
|
|
serviceList, err := dockerClient.ServiceList(ctx, dockertypes.ServiceListOptions{})
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
serverVersion, err := dockerClient.ServerVersion(ctx)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
networkListArgs := filters.NewArgs()
|
|
// https://docs.docker.com/engine/api/v1.29/#tag/Network (Docker 17.06)
|
|
if versions.GreaterThanOrEqualTo(serverVersion.APIVersion, "1.29") {
|
|
networkListArgs.Add("scope", "swarm")
|
|
} else {
|
|
networkListArgs.Add("driver", "overlay")
|
|
}
|
|
|
|
networkList, err := dockerClient.NetworkList(ctx, dockertypes.NetworkListOptions{Filters: networkListArgs})
|
|
if err != nil {
|
|
logger.Debug().Err(err).Msg("Failed to network inspect on client for docker")
|
|
return nil, err
|
|
}
|
|
|
|
networkMap := make(map[string]*dockertypes.NetworkResource)
|
|
for _, network := range networkList {
|
|
networkToAdd := network
|
|
networkMap[network.ID] = &networkToAdd
|
|
}
|
|
|
|
var dockerDataList []dockerData
|
|
var dockerDataListTasks []dockerData
|
|
|
|
for _, service := range serviceList {
|
|
dData, err := p.parseService(ctx, service, networkMap)
|
|
if err != nil {
|
|
logger.Error().Err(err).Msgf("Skip container %s", getServiceName(dData))
|
|
continue
|
|
}
|
|
|
|
if dData.ExtraConf.Docker.LBSwarm {
|
|
if len(dData.NetworkSettings.Networks) > 0 {
|
|
dockerDataList = append(dockerDataList, dData)
|
|
}
|
|
} else {
|
|
isGlobalSvc := service.Spec.Mode.Global != nil
|
|
dockerDataListTasks, err = listTasks(ctx, dockerClient, service.ID, dData, networkMap, isGlobalSvc)
|
|
if err != nil {
|
|
logger.Warn().Err(err).Send()
|
|
} else {
|
|
dockerDataList = append(dockerDataList, dockerDataListTasks...)
|
|
}
|
|
}
|
|
}
|
|
return dockerDataList, err
|
|
}
|
|
|
|
func (p *Provider) parseService(ctx context.Context, service swarmtypes.Service, networkMap map[string]*dockertypes.NetworkResource) (dockerData, error) {
|
|
logger := log.Ctx(ctx)
|
|
|
|
dData := dockerData{
|
|
ID: service.ID,
|
|
ServiceName: service.Spec.Annotations.Name,
|
|
Name: service.Spec.Annotations.Name,
|
|
Labels: service.Spec.Annotations.Labels,
|
|
NetworkSettings: networkSettings{},
|
|
}
|
|
|
|
extraConf, err := p.getConfiguration(dData)
|
|
if err != nil {
|
|
return dockerData{}, err
|
|
}
|
|
dData.ExtraConf = extraConf
|
|
|
|
if service.Spec.EndpointSpec != nil {
|
|
if service.Spec.EndpointSpec.Mode == swarmtypes.ResolutionModeDNSRR {
|
|
if dData.ExtraConf.Docker.LBSwarm {
|
|
logger.Warn().Msgf("Ignored %s endpoint-mode not supported, service name: %s. Fallback to Traefik load balancing", swarmtypes.ResolutionModeDNSRR, service.Spec.Annotations.Name)
|
|
}
|
|
} else if service.Spec.EndpointSpec.Mode == swarmtypes.ResolutionModeVIP {
|
|
dData.NetworkSettings.Networks = make(map[string]*networkData)
|
|
for _, virtualIP := range service.Endpoint.VirtualIPs {
|
|
networkService := networkMap[virtualIP.NetworkID]
|
|
if networkService != nil {
|
|
if len(virtualIP.Addr) > 0 {
|
|
ip, _, _ := net.ParseCIDR(virtualIP.Addr)
|
|
network := &networkData{
|
|
Name: networkService.Name,
|
|
ID: virtualIP.NetworkID,
|
|
Addr: ip.String(),
|
|
}
|
|
dData.NetworkSettings.Networks[network.Name] = network
|
|
} else {
|
|
logger.Debug().Msgf("No virtual IPs found in network %s", virtualIP.NetworkID)
|
|
}
|
|
} else {
|
|
logger.Debug().Msgf("Network not found, id: %s", virtualIP.NetworkID)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return dData, nil
|
|
}
|
|
|
|
func listTasks(ctx context.Context, dockerClient client.APIClient, serviceID string,
|
|
serviceDockerData dockerData, networkMap map[string]*dockertypes.NetworkResource, isGlobalSvc bool,
|
|
) ([]dockerData, error) {
|
|
serviceIDFilter := filters.NewArgs()
|
|
serviceIDFilter.Add("service", serviceID)
|
|
serviceIDFilter.Add("desired-state", "running")
|
|
|
|
taskList, err := dockerClient.TaskList(ctx, dockertypes.TaskListOptions{Filters: serviceIDFilter})
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
var dockerDataList []dockerData
|
|
for _, task := range taskList {
|
|
if task.Status.State != swarmtypes.TaskStateRunning {
|
|
continue
|
|
}
|
|
dData := parseTasks(ctx, task, serviceDockerData, networkMap, isGlobalSvc)
|
|
if len(dData.NetworkSettings.Networks) > 0 {
|
|
dockerDataList = append(dockerDataList, dData)
|
|
}
|
|
}
|
|
return dockerDataList, err
|
|
}
|
|
|
|
func parseTasks(ctx context.Context, task swarmtypes.Task, serviceDockerData dockerData,
|
|
networkMap map[string]*dockertypes.NetworkResource, isGlobalSvc bool,
|
|
) dockerData {
|
|
dData := dockerData{
|
|
ID: task.ID,
|
|
ServiceName: serviceDockerData.Name,
|
|
Name: serviceDockerData.Name + "." + strconv.Itoa(task.Slot),
|
|
Labels: serviceDockerData.Labels,
|
|
ExtraConf: serviceDockerData.ExtraConf,
|
|
NetworkSettings: networkSettings{},
|
|
}
|
|
|
|
if isGlobalSvc {
|
|
dData.Name = serviceDockerData.Name + "." + task.ID
|
|
}
|
|
|
|
if task.NetworksAttachments != nil {
|
|
dData.NetworkSettings.Networks = make(map[string]*networkData)
|
|
for _, virtualIP := range task.NetworksAttachments {
|
|
if networkService, present := networkMap[virtualIP.Network.ID]; present {
|
|
if len(virtualIP.Addresses) > 0 {
|
|
// Not sure about this next loop - when would a task have multiple IP's for the same network?
|
|
for _, addr := range virtualIP.Addresses {
|
|
ip, _, _ := net.ParseCIDR(addr)
|
|
network := &networkData{
|
|
ID: virtualIP.Network.ID,
|
|
Name: networkService.Name,
|
|
Addr: ip.String(),
|
|
}
|
|
dData.NetworkSettings.Networks[network.Name] = network
|
|
}
|
|
} else {
|
|
log.Ctx(ctx).Debug().Msgf("No IP addresses found for network %s", virtualIP.Network.ID)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return dData
|
|
}
|