service

package
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 Go to latest Published: May 27, 2021 License: BSD-3-Clause Imports: 18 Imported by: 2

Documentation

Overview

package servce implements S6a GRPC proxy service which sends AIR, ULR messages over diameter connection, waits (blocks) for diameter's AIAs, ULAs & returns their RPC representation

package servce implements S6a GRPC proxy service which sends AIR, ULR messages over diameter connection, waits (blocks) for diameter's AIAs, ULAs & returns their RPC representation

package servce implements S6a GRPC proxy service which sends AIR, ULR messages over diameter connection, waits (blocks) for diameter's AIAs, ULAs & returns their RPC representation

package servce implements S6a GRPC proxy service which sends AIR, ULR messages over diameter connection, waits (blocks) for diameter's AIAs, ULAs & returns their RPC representation

package servce implements S6a GRPC proxy service which sends AIR, ULR messages over diameter connection, waits (blocks) for diameter's AIAs, ULAs & returns their RPC representation

Index

Constants

View Source 
const (
	ULR_RAT_TYPE     = 1004
	ULR_FLAGS        = 1<<1 | 1<<5
	TIMEOUT_SECONDS  = 10
	MAX_DIAM_RETRIES = 1
	PRODUCT_NAME     = "s6a_proxy"
)
View Source 
const VENDOR_3GPP = uint32(10415)

Variables

This section is empty.

Functions

func Error 

func Error(code codes.Code, err error) error

func Errorf 

func Errorf(code codes.Code, format string, a ...interface{}) error

func NewS6aProxy 

func NewS6aProxy(cfg *S6aProxyConfig) (*s6aProxy, error)

func TranslateBaseDiamResultCode 

func TranslateBaseDiamResultCode(diamResult uint32) error

TranslateBaseDiamResultCode maps Base Diameter Result Code to GRPC Status Error and returns it, Diam success codes will result in nil error returned

Types

type AIA 

type AIA struct {
	SessionID          string                    `avp:"Session-Id"`
	ResultCode         uint32                    `avp:"Result-Code"`
	OriginHost         datatype.DiameterIdentity `avp:"Origin-Host"`
	OriginRealm        datatype.DiameterIdentity `avp:"Origin-Realm"`
	AuthSessionState   int32                     `avp:"Auth-Session-State"`
	ExperimentalResult ExperimentalResult        `avp:"Experimental-Result"`
	AIs                []AuthenticationInfo      `avp:"Authentication-Info"`
}

type AMBR 

type AMBR struct {
	MaxRequestedBandwidthUL uint32 `avp:"Max-Requested-Bandwidth-UL"`
	MaxRequestedBandwidthDL uint32 `avp:"Max-Requested-Bandwidth-DL"`
}

Definitions for ULA, see sample below:

Update-Location-Answer (ULA) {Code:316,Flags:0x40,Version:0x1,Length:516,ApplicationId:16777251,HopByHopId:0x22910d0a,EndToEndId:0x8d330652} 

Session-Id {Code:263,Flags:0x40,Length:24,VendorId:0,Value:UTF8String{session;89988919},Padding:0}
ULA-Flags {Code:1406,Flags:0xc0,Length:16,VendorId:10415,Value:Unsigned32{1}}
Subscription-Data {Code:1400,Flags:0xc0,Length:380,VendorId:10415,Value:Grouped{
	MSISDN {Code:701,Flags:0xc0,Length:20,VendorId:10415,Value:OctetString{0x33638060010f},Padding:2},
	Access-Restriction-Data {Code:1426,Flags:0xc0,Length:16,VendorId:10415,Value:Unsigned32{47}},
	Subscriber-Status {Code:1424,Flags:0xc0,Length:16,VendorId:10415,Value:Enumerated{0}},
	Network-Access-Mode {Code:1417,Flags:0xc0,Length:16,VendorId:10415,Value:Enumerated{2}},
	AMBR {Code:1435,Flags:0xc0,Length:44,VendorId:10415,Value:Grouped{
		Max-Requested-Bandwidth-UL {Code:516,Flags:0xc0,Length:16,VendorId:10415,Value:Unsigned32{50000000}},
		Max-Requested-Bandwidth-DL {Code:515,Flags:0xc0,Length:16,VendorId:10415,Value:Unsigned32{100000000}},
	}}
	APN-Configuration-Profile {Code:1429,Flags:0xc0,Length:240,VendorId:10415,Value:Grouped{
		Context-Identifier {Code:1423,Flags:0xc0,Length:16,VendorId:10415,Value:Unsigned32{0}},
		All-APN-Configurations-Included-Indicator {Code:1428,Flags:0xc0,Length:16,VendorId:10415,Value:Enumerated{0}},
		APN-Configuration {Code:1430,Flags:0xc0,Length:196,VendorId:10415,Value:Grouped{
			Context-Identifier {Code:1423,Flags:0xc0,Length:16,VendorId:10415,Value:Unsigned32{0}},
			PDN-Type {Code:1456,Flags:0xc0,Length:16,VendorId:10415,Value:Enumerated{0}},
			Service-Selection {Code:493,Flags:0xc0,Length:20,VendorId:10415,Value:UTF8String{oai.ipv4},Padding:0},
			EPS-Subscribed-QoS-Profile {Code:1431,Flags:0xc0,Length:88,VendorId:10415,Value:Grouped{
				QoS-Class-Identifier {Code:1028,Flags:0xc0,Length:16,VendorId:10415,Value:Enumerated{9}},
				Allocation-Retention-Priority {Code:1034,Flags:0x80,Length:60,VendorId:10415,Value:Grouped{
					Priority-Level {Code:1046,Flags:0x80,Length:16,VendorId:10415,Value:Unsigned32{15}},
					Pre-emption-Capability {Code:1047,Flags:0x80,Length:16,VendorId:10415,Value:Enumerated{1}},
					Pre-emption-Vulnerability {Code:1048,Flags:0x80,Length:16,VendorId:10415,Value:Enumerated{0}},
				}}
			}}
			AMBR {Code:1435,Flags:0xc0,Length:44,VendorId:10415,Value:Grouped{
				Max-Requested-Bandwidth-UL {Code:516,Flags:0xc0,Length:16,VendorId:10415,Value:Unsigned32{50000000}},
				Max-Requested-Bandwidth-DL {Code:515,Flags:0xc0,Length:16,VendorId:10415,Value:Unsigned32{100000000}},
			}}
		}}
	}}
	Subscribed-Periodic-RAU-TAU-Timer {Code:1619,Flags:0x80,Length:16,VendorId:10415,Value:Unsigned32{120}},
}}
Auth-Session-State {Code:277,Flags:0x40,Length:12,VendorId:0,Value:Enumerated{0}}
Origin-Host {Code:264,Flags:0x40,Length:28,VendorId:0,Value:DiameterIdentity{hss.openair4G.eur},Padding:3}
Origin-Realm {Code:296,Flags:0x40,Length:24,VendorId:0,Value:DiameterIdentity{openair4G.eur},Padding:3}
Result-Code {Code:268,Flags:0x40,Length:12,VendorId:0,Value:Unsigned32{2001}}

type APNConfiguration 

type APNConfiguration struct {
	ContextIdentifier       uint32                  `avp:"Context-Identifier"`
	PDNType                 int32                   `avp:"PDN-Type"`
	ServiceSelection        string                  `avp:"Service-Selection"`
	EPSSubscribedQoSProfile EPSSubscribedQoSProfile `avp:"EPS-Subscribed-QoS-Profile"`
	AMBR                    AMBR                    `avp:"AMBR"`
}

type APNConfigurationProfile 

type APNConfigurationProfile struct {
	ContextIdentifier                     uint32             `avp:"Context-Identifier"`
	AllAPNConfigurationsIncludedIndicator int32              `avp:"All-APN-Configurations-Included-Indicator"`
	APNConfigs                            []APNConfiguration `avp:"APN-Configuration"`
}

type AllocationRetentionPriority 

type AllocationRetentionPriority struct {
	PriorityLevel           uint32 `avp:"Priority-Level"`
	PreemptionCapability    int32  `avp:"Pre-emption-Capability"`
	PreemptionVulnerability int32  `avp:"Pre-emption-Vulnerability"`
}

type AuthenticationInfo 

type AuthenticationInfo struct {
	EUtranVector EUtranVector `avp:"E-UTRAN-Vector"`
}

type EPSSubscribedQoSProfile 

type EPSSubscribedQoSProfile struct {
	QoSClassIdentifier          int32                       `avp:"QoS-Class-Identifier"`
	AllocationRetentionPriority AllocationRetentionPriority `avp:"Allocation-Retention-Priority"`
}

type EUtranVector 

type EUtranVector struct {
	RAND  datatype.OctetString `avp:"RAND"`
	XRES  datatype.OctetString `avp:"XRES"`
	AUTN  datatype.OctetString `avp:"AUTN"`
	KASME datatype.OctetString `avp:"KASME"`
}

type ExperimentalResult 

type ExperimentalResult struct {
	VendorId               uint32 `avp:"Vendor-Id"`
	ExperimentalResultCode uint32 `avp:"Experimental-Result-Code"`
}

type S6aProxyConfig 

type S6aProxyConfig struct {
	HssAddr,
	Protocol,
	Host,
	Realm string // diameter realm
	Retransmits,
	WatchdogInterval uint
}

func (*S6aProxyConfig) CloneWithDefaults 

func (srcCfg *S6aProxyConfig) CloneWithDefaults() *S6aProxyConfig

func (*S6aProxyConfig) Validate 

func (cfg *S6aProxyConfig) Validate() error

type SubscriptionData 

type SubscriptionData struct {
	MSISDN                        datatype.OctetString    `avp:"MSISDN"`
	AccessRestrictionData         uint32                  `avp:"Access-Restriction-Data"`
	SubscriberStatus              int32                   `avp:"Subscriber-Status"`
	NetworkAccessMode             int32                   `avp:"Network-Access-Mode"`
	AMBR                          AMBR                    `avp:"AMBR"`
	APNConfigurationProfile       APNConfigurationProfile `avp:"APN-Configuration-Profile"`
	SubscribedPeriodicRauTauTimer uint32                  `avp:"Subscribed-Periodic-RAU-TAU-Timer"`
}

type ULA 

type ULA struct {
	SessionID          string                    `avp:"Session-Id"`
	ULAFlags           uint32                    `avp:"ULA-Flags"`
	SubscriptionData   SubscriptionData          `avp:"Subscription-Data"`
	AuthSessionState   int32                     `avp:"Auth-Session-State"`
	ResultCode         uint32                    `avp:"Result-Code"`
	OriginHost         datatype.DiameterIdentity `avp:"Origin-Host"`
	OriginRealm        datatype.DiameterIdentity `avp:"Origin-Realm"`
	ExperimentalResult ExperimentalResult        `avp:"Experimental-Result"`
}

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