restserver

package
v1.4.40 Latest Latest
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 Go to latest Published: Jan 9, 2023 License: MIT Imports: 41 Imported by: 2

Documentation

Index

Constants

View Source 
const (
	GetHomeAzAPIName = "GetHomeAz"
	ContextTimeOut   = 2 * time.Second
)
View Source 
const (
	EndpointStoreKey = "Endpoints"
)
View Source 
const SWIFT = "SWIFT-POSTROUTING"

Variables

View Source 
var (
	ErrInvalidNcURLFormat = errors.New("Invalid network container url format")
)

Functions

func NewHTTPRestService 

func NewHTTPRestService(config *common.ServiceConfig, wscli interfaceGetter, nmagentClient nmagentClient,
	endpointStateStore store.KeyValueStore, gen CNIConflistGenerator, homeAzMonitor *HomeAzMonitor,
) (cns.HTTPService, error)

NewHTTPRestService creates a new HTTP Service object.

func ResponseCodeToError 

func ResponseCodeToError(responseCode types.ResponseCode) error

ResponseCodeToError converts a cns response code to error type. If the response code is OK, then return value is nil

Types

type CNIConflistGenerator 

type CNIConflistGenerator interface {
	Generate() error
	Close() error
}

type CNSRESTError 

type CNSRESTError struct {
	ResponseCode types.ResponseCode
}

CNSRESTError represents a CNS error

func (*CNSRESTError) Error 

func (c *CNSRESTError) Error() string

type EndpointInfo 

type EndpointInfo struct {
	PodName       string
	PodNamespace  string
	IfnameToIPMap map[string]*IPInfo // key : interface name, value : IPInfo
}

type GetHTTPServiceDataResponse 

type GetHTTPServiceDataResponse struct {
	HTTPRestServiceData HTTPRestServiceData
	Response            Response
}

type HTTPRestService 

type HTTPRestService struct {
	*cns.Service

	PodIPIDByPodInterfaceKey map[string]string                    // PodInterfaceId is key and value is Pod IP (SecondaryIP) uuid.
	PodIPConfigState         map[string]cns.IPConfigurationStatus // Secondary IP ID(uuid) is key
	IPAMPoolMonitor          cns.IPAMPoolMonitor

	sync.RWMutex

	EndpointState      map[string]*EndpointInfo // key : container id
	EndpointStateStore store.KeyValueStore
	// contains filtered or unexported fields
}

HTTPRestService represents http listener for CNS - Container Networking Service.

func (*HTTPRestService) AssignAnyAvailableIPConfig added in v1.4.17 

func (service *HTTPRestService) AssignAnyAvailableIPConfig(podInfo cns.PodInfo) (cns.PodIpInfo, error)

func (*HTTPRestService) AssignDesiredIPConfig added in v1.4.17 

func (service *HTTPRestService) AssignDesiredIPConfig(podInfo cns.PodInfo, desiredIPAddress string) (cns.PodIpInfo, error)

func (*HTTPRestService) CreateOrUpdateNetworkContainerInternal 

func (service *HTTPRestService) CreateOrUpdateNetworkContainerInternal(req *cns.CreateNetworkContainerRequest) types.ResponseCode

This API will be called by CNS RequestController on CRD update.

func (*HTTPRestService) DeleteNetworkContainerInternal 

func (service *HTTPRestService) DeleteNetworkContainerInternal(
	req cns.DeleteNetworkContainerRequest,
) types.ResponseCode

DeleteNetworkContainerInternal deletes a network container.

func (*HTTPRestService) GetAssignedIPConfigs 

func (service *HTTPRestService) GetAssignedIPConfigs() []cns.IPConfigurationStatus

GetAssignedIPConfigs returns a filtered list of IPs which are in Assigned State.

func (*HTTPRestService) GetAvailableIPConfigs 

func (service *HTTPRestService) GetAvailableIPConfigs() []cns.IPConfigurationStatus

GetAvailableIPConfigs returns a filtered list of IPs which are in Available State.

func (*HTTPRestService) GetExistingIPConfig 

func (service *HTTPRestService) GetExistingIPConfig(podInfo cns.PodInfo) (cns.PodIpInfo, bool, error)

func (*HTTPRestService) GetNetworkContainerInternal 

func (service *HTTPRestService) GetNetworkContainerInternal(
	req cns.GetNetworkContainerRequest,
) (cns.GetNetworkContainerResponse, types.ResponseCode)

GetNetworkContainerInternal gets network container details.

func (*HTTPRestService) GetPartitionKey 

func (service *HTTPRestService) GetPartitionKey() (dncPartitionKey string)

GetPartitionKey - Get dnc/service partition key

func (*HTTPRestService) GetPendingProgramIPConfigs 

func (service *HTTPRestService) GetPendingProgramIPConfigs() []cns.IPConfigurationStatus

GetPendingProgramIPConfigs returns a filtered list of IPs which are in PendingProgramming State.

func (*HTTPRestService) GetPendingReleaseIPConfigs 

func (service *HTTPRestService) GetPendingReleaseIPConfigs() []cns.IPConfigurationStatus

GetPendingReleaseIPConfigs returns a filtered list of IPs which are in PendingRelease State.

func (*HTTPRestService) GetPodIPConfigState 

func (service *HTTPRestService) GetPodIPConfigState() map[string]cns.IPConfigurationStatus

func (*HTTPRestService) Init 

func (service *HTTPRestService) Init(config *common.ServiceConfig) error

Init starts the CNS listener.

func (*HTTPRestService) MarkExistingIPsAsPendingRelease 

func (service *HTTPRestService) MarkExistingIPsAsPendingRelease(pendingIPIDs []string) error

MarkExistingIPsAsPendingRelease is called when CNS is starting up and there are existing ipconfigs in the CRD that are marked as pending.

func (*HTTPRestService) MarkIPAsPendingRelease 

func (service *HTTPRestService) MarkIPAsPendingRelease(totalIpsToRelease int) (map[string]cns.IPConfigurationStatus, error)

MarkIPAsPendingRelease will set the IPs which are in PendingProgramming or Available to PendingRelease state It will try to update [totalIpsToRelease] number of ips.

func (*HTTPRestService) MarkIpsAsAvailableUntransacted 

func (service *HTTPRestService) MarkIpsAsAvailableUntransacted(ncID string, newHostNCVersion int)

MarkIpsAsAvailableUntransacted will update pending programming IPs to available if NMAgent side's programmed nc version keep up with nc version. Note: this func is an untransacted API as the caller will take a Service lock

func (*HTTPRestService) MustGenerateCNIConflistOnce 

func (service *HTTPRestService) MustGenerateCNIConflistOnce()

MustGenerateCNIConflistOnce will generate the CNI conflist once if the service was initialized with a conflist generator. If not, this is a no-op.

func (*HTTPRestService) ReconcileNCState added in v1.1.7 

func (service *HTTPRestService) ReconcileNCState(ncRequest *cns.CreateNetworkContainerRequest, podInfoByIP map[string]cns.PodInfo, nnc *v1alpha.NodeNetworkConfig) types.ResponseCode

This API will be called by CNS RequestController on CRD update.

func (*HTTPRestService) SendNCSnapShotPeriodically 

func (service *HTTPRestService) SendNCSnapShotPeriodically(ctx context.Context, ncSnapshotIntervalInMinutes int)

Sets up periodic timer for sending network container snapshots

func (*HTTPRestService) SetNodeOrchestrator 

func (service *HTTPRestService) SetNodeOrchestrator(r *cns.SetOrchestratorTypeRequest)

SetNodeOrchestrator :- Set node orchestrator after registering with mDNC

func (*HTTPRestService) Start 

func (service *HTTPRestService) Start(config *common.ServiceConfig) error

Start starts the CNS listener.

func (*HTTPRestService) Stop 

func (service *HTTPRestService) Stop()

Stop stops the CNS.

func (*HTTPRestService) SyncHostNCVersion 

func (service *HTTPRestService) SyncHostNCVersion(ctx context.Context, channelMode string)

SyncHostNCVersion will check NC version from NMAgent and save it as host NC version in container status. If NMAgent NC version got updated, CNS will refresh the pending programming IP status.

func (*HTTPRestService) SyncNodeStatus 

func (service *HTTPRestService) SyncNodeStatus(dncEP, infraVnet, nodeID string, contextFromCNI json.RawMessage) (returnCode types.ResponseCode, errStr string)

SyncNodeStatus :- Retrieve the latest node state from DNC & returns the first occurence of returnCode and error with respect to contextFromCNI

type HTTPRestServiceData 

type HTTPRestServiceData struct {
	PodIPIDByPodInterfaceKey map[string]string                    // PodInterfaceId is key and value is Pod IP uuid.
	PodIPConfigState         map[string]cns.IPConfigurationStatus // secondaryipid(uuid) is key
	IPAMPoolMonitor          cns.IpamPoolMonitorStateSnapshot
}

HTTPRestServiceData represents in-memory CNS data in the debug API paths.

type HomeAzMonitor 

type HomeAzMonitor struct {
	// contains filtered or unexported fields
}

func NewHomeAzMonitor 

func NewHomeAzMonitor(client nmagentClient, cacheRefreshIntervalSecs time.Duration) *HomeAzMonitor

NewHomeAzMonitor creates a new HomeAzMonitor object

func (*HomeAzMonitor) GetHomeAz 

func (h *HomeAzMonitor) GetHomeAz(_ context.Context) cns.GetHomeAzResponse

GetHomeAz returns home az cache value directly

func (*HomeAzMonitor) Populate 

func (h *HomeAzMonitor) Populate(ctx context.Context)

Populate makes call to nmagent to retrieve home az if getHomeAz api is supported by nmagent

func (*HomeAzMonitor) Start 

func (h *HomeAzMonitor) Start()

Start starts a new thread to refresh home az cache

func (*HomeAzMonitor) Stop 

func (h *HomeAzMonitor) Stop()

Stop ends the refresh thread

type IPInfo 

type IPInfo struct {
	IPv4 []net.IPNet
	IPv6 []net.IPNet
}

type NoOpConflistGenerator 

type NoOpConflistGenerator struct{}

func (*NoOpConflistGenerator) Close 

func (*NoOpConflistGenerator) Close() error

func (*NoOpConflistGenerator) Generate 

func (*NoOpConflistGenerator) Generate() error

type Response 

type Response struct {
	ReturnCode types.ResponseCode
	Message    string
}

Source Files

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