feat/create_new_token #2

Merged
daniel.w merged 10 commits from feat/create_new_token into main 2024-08-12 14:20:15 +00:00
18 changed files with 285 additions and 2215 deletions
Showing only changes of commit df0f4e426a - Show all commits

5
go.mod
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@ -3,11 +3,10 @@ module ark-permission
go 1.22.3 go 1.22.3
require ( require (
code.30cm.net/wanderland/library-go/errors v1.0.1
github.com/go-playground/validator/v10 v10.22.0 github.com/go-playground/validator/v10 v10.22.0
github.com/golang-jwt/jwt/v4 v4.5.0 github.com/golang-jwt/jwt/v4 v4.5.0
github.com/golang/mock v1.6.0
github.com/google/uuid v1.6.0 github.com/google/uuid v1.6.0
github.com/stretchr/testify v1.9.0
github.com/zeromicro/go-zero v1.7.0 github.com/zeromicro/go-zero v1.7.0
go.uber.org/mock v0.4.0 go.uber.org/mock v0.4.0
google.golang.org/grpc v1.65.0 google.golang.org/grpc v1.65.0
@ -33,6 +32,7 @@ require (
github.com/go-playground/locales v0.14.1 // indirect github.com/go-playground/locales v0.14.1 // indirect
github.com/go-playground/universal-translator v0.18.1 // indirect github.com/go-playground/universal-translator v0.18.1 // indirect
github.com/gogo/protobuf v1.3.2 // indirect github.com/gogo/protobuf v1.3.2 // indirect
github.com/golang/mock v1.6.0 // indirect
github.com/golang/protobuf v1.5.4 // indirect github.com/golang/protobuf v1.5.4 // indirect
github.com/google/gnostic-models v0.6.8 // indirect github.com/google/gnostic-models v0.6.8 // indirect
github.com/google/go-cmp v0.6.0 // indirect github.com/google/go-cmp v0.6.0 // indirect
@ -49,7 +49,6 @@ require (
github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
github.com/openzipkin/zipkin-go v0.4.3 // indirect github.com/openzipkin/zipkin-go v0.4.3 // indirect
github.com/pelletier/go-toml/v2 v2.2.2 // indirect github.com/pelletier/go-toml/v2 v2.2.2 // indirect
github.com/pmezard/go-difflib v1.0.0 // indirect
github.com/prometheus/client_golang v1.19.1 // indirect github.com/prometheus/client_golang v1.19.1 // indirect
github.com/prometheus/client_model v0.5.0 // indirect github.com/prometheus/client_model v0.5.0 // indirect
github.com/prometheus/common v0.48.0 // indirect github.com/prometheus/common v0.48.0 // indirect

20
internal/domain/errors.go Normal file
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@ -0,0 +1,20 @@
package domain
import (
ers "code.30cm.net/wanderland/library-go/errors"
"code.30cm.net/wanderland/library-go/errors/code"
)
// Decimal: 120314
// 12 represents Scope
// 03 represents Category
// 14 represents Detail error code
const (
TokenUnexpectedSigning = 1
)
// TokenUnexpectedSigningErr 031011
func TokenUnexpectedSigningErr(msg string) *ers.Err {
return ers.NewErr(code.CloudEPPermission, code.CatInput, code.InvalidFormat, msg)
}

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@ -7,4 +7,6 @@ import (
type TokenRepository interface { type TokenRepository interface {
Create(ctx context.Context, token entity.Token) error Create(ctx context.Context, token entity.Token) error
GetByAccess(ctx context.Context, id string) (entity.Token, error)
Delete(ctx context.Context, token entity.Token) error
} }

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@ -1,98 +0,0 @@
package code
const (
OK uint32 = 0
)
// Scope
const (
Unset uint32 = iota
CloudEPPortalGW
CloudEPMember
)
// Category for general operations: 100 - 4900
const (
_ = iota
CatInput uint32 = iota * 100
CatDB
CatResource
CatGRPC
CatAuth
CatSystem
CatPubSub
)
// CatArk Category for specific app/service: 5000 - 9900
const (
CatArk uint32 = (iota + 50) * 100
)
// Detail - Input 1xx
const (
_ = iota + CatInput
InvalidFormat
NotValidImplementation
InvalidRange
)
// Detail - Database 2xx
const (
_ = iota + CatDB
DBError // general error
DBDataConvert
DBDuplicate
)
// Detail - Resource 3xx
const (
_ = iota + CatResource
ResourceNotFound
InvalidResourceFormat
ResourceAlreadyExist
ResourceInsufficient
InsufficientPermission
InvalidMeasurementID
ResourceExpired
ResourceMigrated
InvalidResourceState
InsufficientQuota
ResourceHasMultiOwner
)
/* Detail - GRPC */
// The GRPC detail code uses Go GRPC's built-in codes.
// Refer to "google.golang.org/grpc/codes" for more detail.
// Detail - Auth 5xx
const (
_ = iota + CatAuth
Unauthorized
AuthExpired
InvalidPosixTime
SigAndPayloadNotMatched
Forbidden
)
// Detail - System 6xx
const (
_ = iota + CatSystem
SystemInternalError
SystemMaintainError
SystemTimeoutError
)
// Detail - PubSub 7xx
const (
_ = iota + CatPubSub
Publish
Consume
MsgSizeTooLarge
)
// Detail - Ark 5xxx
const (
_ = iota + CatArk
ArkInternal
ArkHttp400
)

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@ -1,13 +0,0 @@
package code
// CatToStr collects general error messages for each Category
// It is used to send back to API caller
var CatToStr = map[uint32]string{
CatInput: "Invalid Input Data",
CatDB: "Database Error",
CatResource: "Resource Error",
CatGRPC: "Internal Service Communication Error",
CatAuth: "Authentication Error",
CatArk: "Internal Service Communication Error",
CatSystem: "System Error",
}

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@ -1,442 +0,0 @@
package error
import (
"ark-permission/internal/lib/error/code"
"errors"
"fmt"
"strings"
"github.com/zeromicro/go-zero/core/logx"
_ "github.com/zeromicro/go-zero/core/logx"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
func newErr(scope, detail uint32, msg string) *Err {
cat := detail / 100 * 100
return &Err{
category: cat,
code: detail,
scope: scope,
msg: msg,
}
}
func newBuiltinGRPCErr(scope, detail uint32, msg string) *Err {
return &Err{
category: code.CatGRPC,
code: detail,
scope: scope,
msg: msg,
}
}
// FromError tries to let error as Err
// it supports to unwrap error that has Err
// return nil if failed to transfer
func FromError(err error) *Err {
if err == nil {
return nil
}
var e *Err
if errors.As(err, &e) {
return e
}
return nil
}
// FromCode parses code as following
// Decimal: 120314
// 12 represents Scope
// 03 represents Category
// 14 represents Detail error code
func FromCode(code uint32) *Err {
scope := code / 10000
detail := code % 10000
return &Err{
category: detail / 100 * 100,
code: detail,
scope: scope,
msg: "",
}
}
// FromGRPCError transfer error to Err
// useful for gRPC client
func FromGRPCError(err error) *Err {
s, _ := status.FromError(err)
e := FromCode(uint32(s.Code()))
e.msg = s.Message()
// For GRPC built-in code
if e.Scope() == code.Unset && e.Category() == 0 && e.Code() != code.OK {
e = newBuiltinGRPCErr(Scope, e.Code(), s.Message())
}
return e
}
// Deprecated: check GRPCStatus() in Errs struct
// ToGRPCError returns the status.Status
// Useful to return error in gRPC server
func ToGRPCError(e *Err) error {
return status.New(codes.Code(e.FullCode()), e.Error()).Err()
}
/*** System ***/
// SystemTimeoutError returns Err
func SystemTimeoutError(s ...string) *Err {
return newErr(Scope, code.SystemTimeoutError, fmt.Sprintf("system timeout: %s", strings.Join(s, " ")))
}
// SystemTimeoutErrorL logs error message and returns Err
func SystemTimeoutErrorL(l logx.Logger, s ...string) *Err {
e := SystemTimeoutError(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// SystemInternalError returns Err struct
func SystemInternalError(s ...string) *Err {
return newErr(Scope, code.SystemInternalError, fmt.Sprintf("internal error: %s", strings.Join(s, " ")))
}
// SystemInternalErrorL logs error message and returns Err
func SystemInternalErrorL(l logx.Logger, s ...string) *Err {
e := SystemInternalError(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// SystemMaintainErrorL logs error message and returns Err
func SystemMaintainErrorL(l logx.Logger, s ...string) *Err {
e := SystemMaintainError(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// SystemMaintainError returns Err struct
func SystemMaintainError(s ...string) *Err {
return newErr(Scope, code.SystemMaintainError, fmt.Sprintf("service under maintenance: %s", strings.Join(s, " ")))
}
/*** CatInput ***/
// InvalidFormat returns Err struct
func InvalidFormat(s ...string) *Err {
return newErr(Scope, code.InvalidFormat, fmt.Sprintf("invalid format: %s", strings.Join(s, " ")))
}
// InvalidFormatL logs error message and returns Err
func InvalidFormatL(l logx.Logger, s ...string) *Err {
e := InvalidFormat(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// InvalidRange returns Err struct
func InvalidRange(s ...string) *Err {
return newErr(Scope, code.InvalidRange, fmt.Sprintf("invalid range: %s", strings.Join(s, " ")))
}
// InvalidRangeL logs error message and returns Err
func InvalidRangeL(l logx.Logger, s ...string) *Err {
e := InvalidRange(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// NotValidImplementation returns Err struct
func NotValidImplementation(s ...string) *Err {
return newErr(Scope, code.NotValidImplementation, fmt.Sprintf("not valid implementation: %s", strings.Join(s, " ")))
}
// NotValidImplementationL logs error message and returns Err
func NotValidImplementationL(l logx.Logger, s ...string) *Err {
e := NotValidImplementation(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
/*** CatDB ***/
// DBError returns Err
func DBError(s ...string) *Err {
return newErr(Scope, code.DBError, fmt.Sprintf("db error: %s", strings.Join(s, " ")))
}
// DBErrorL logs error message and returns Err
func DBErrorL(l logx.Logger, s ...string) *Err {
e := DBError(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// DBDataConvert returns Err
func DBDataConvert(s ...string) *Err {
return newErr(Scope, code.DBDataConvert, fmt.Sprintf("data from db convert error: %s", strings.Join(s, " ")))
}
// DBDataConvertL logs error message and returns Err
func DBDataConvertL(l logx.Logger, s ...string) *Err {
e := DBDataConvert(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// DBDuplicate returns Err
func DBDuplicate(s ...string) *Err {
return newErr(Scope, code.DBDuplicate, fmt.Sprintf("data Duplicate key error: %s", strings.Join(s, " ")))
}
// DBDuplicateL logs error message and returns Err
func DBDuplicateL(l logx.Logger, s ...string) *Err {
e := DBDuplicate(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
/*** CatResource ***/
// ResourceNotFound returns Err and logging
func ResourceNotFound(s ...string) *Err {
return newErr(Scope, code.ResourceNotFound, fmt.Sprintf("resource not found: %s", strings.Join(s, " ")))
}
// ResourceNotFoundL logs error message and returns Err
func ResourceNotFoundL(l logx.Logger, s ...string) *Err {
e := ResourceNotFound(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// InvalidResourceFormat returns Err
func InvalidResourceFormat(s ...string) *Err {
return newErr(Scope, code.InvalidResourceFormat, fmt.Sprintf("invalid resource format: %s", strings.Join(s, " ")))
}
// InvalidResourceFormatL logs error message and returns Err
func InvalidResourceFormatL(l logx.Logger, s ...string) *Err {
e := InvalidResourceFormat(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// InvalidResourceState returns status not correct.
// for example: company should be destroy, agent should be no-sensor/fail-install ...
func InvalidResourceState(s ...string) *Err {
return newErr(Scope, code.InvalidResourceState, fmt.Sprintf("invalid resource state: %s", strings.Join(s, " ")))
}
// InvalidResourceStateL logs error message and returns status not correct.
func InvalidResourceStateL(l logx.Logger, s ...string) *Err {
e := InvalidResourceState(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
func ResourceInsufficient(s ...string) *Err {
return newErr(Scope, code.ResourceInsufficient,
fmt.Sprintf("insufficient resource: %s", strings.Join(s, " ")))
}
func ResourceInsufficientL(l logx.Logger, s ...string) *Err {
e := ResourceInsufficient(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// InsufficientPermission returns Err
func InsufficientPermission(s ...string) *Err {
return newErr(Scope, code.InsufficientPermission,
fmt.Sprintf("insufficient permission: %s", strings.Join(s, " ")))
}
// InsufficientPermissionL returns Err and log
func InsufficientPermissionL(l logx.Logger, s ...string) *Err {
e := InsufficientPermission(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// ResourceAlreadyExist returns Err
func ResourceAlreadyExist(s ...string) *Err {
return newErr(Scope, code.ResourceAlreadyExist, fmt.Sprintf("resource already exist: %s", strings.Join(s, " ")))
}
// ResourceAlreadyExistL logs error message and returns Err
func ResourceAlreadyExistL(l logx.Logger, s ...string) *Err {
e := ResourceAlreadyExist(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// InvalidMeasurementID returns Err
func InvalidMeasurementID(s ...string) *Err {
return newErr(Scope, code.InvalidMeasurementID, fmt.Sprintf("missing measurement id: %s", strings.Join(s, " ")))
}
// InvalidMeasurementIDL logs error message and returns Err
func InvalidMeasurementIDL(l logx.Logger, s ...string) *Err {
e := InvalidMeasurementID(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// ResourceExpired returns Err
func ResourceExpired(s ...string) *Err {
return newErr(Scope, code.ResourceExpired, fmt.Sprintf("resource expired: %s", strings.Join(s, " ")))
}
// ResourceExpiredL logs error message and returns Err
func ResourceExpiredL(l logx.Logger, s ...string) *Err {
e := ResourceExpired(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// ResourceMigrated returns Err
func ResourceMigrated(s ...string) *Err {
return newErr(Scope, code.ResourceMigrated, fmt.Sprintf("resource migrated: %s", strings.Join(s, " ")))
}
// ResourceMigratedL logs error message and returns Err
func ResourceMigratedL(l logx.Logger, s ...string) *Err {
e := ResourceMigrated(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// InsufficientQuota returns Err
func InsufficientQuota(s ...string) *Err {
return newErr(Scope, code.InsufficientQuota, fmt.Sprintf("insufficient quota: %s", strings.Join(s, " ")))
}
// InsufficientQuotaL logs error message and returns Err
func InsufficientQuotaL(l logx.Logger, s ...string) *Err {
e := InsufficientQuota(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
/*** CatAuth ***/
// Unauthorized returns Err
func Unauthorized(s ...string) *Err {
return newErr(Scope, code.Unauthorized, fmt.Sprintf("unauthorized: %s", strings.Join(s, " ")))
}
// UnauthorizedL logs error message and returns Err
func UnauthorizedL(l logx.Logger, s ...string) *Err {
e := Unauthorized(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// AuthExpired returns Err
func AuthExpired(s ...string) *Err {
return newErr(Scope, code.AuthExpired, fmt.Sprintf("expired: %s", strings.Join(s, " ")))
}
// AuthExpiredL logs error message and returns Err
func AuthExpiredL(l logx.Logger, s ...string) *Err {
e := AuthExpired(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// InvalidPosixTime returns Err
func InvalidPosixTime(s ...string) *Err {
return newErr(Scope, code.InvalidPosixTime, fmt.Sprintf("invalid posix time: %s", strings.Join(s, " ")))
}
// InvalidPosixTimeL logs error message and returns Err
func InvalidPosixTimeL(l logx.Logger, s ...string) *Err {
e := InvalidPosixTime(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// SigAndPayloadNotMatched returns Err
func SigAndPayloadNotMatched(s ...string) *Err {
return newErr(Scope, code.SigAndPayloadNotMatched, fmt.Sprintf("signature and the payload are not match: %s", strings.Join(s, " ")))
}
// SigAndPayloadNotMatchedL logs error message and returns Err
func SigAndPayloadNotMatchedL(l logx.Logger, s ...string) *Err {
e := SigAndPayloadNotMatched(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// Forbidden returns Err
func Forbidden(s ...string) *Err {
return newErr(Scope, code.Forbidden, fmt.Sprintf("forbidden: %s", strings.Join(s, " ")))
}
// ForbiddenL logs error message and returns Err
func ForbiddenL(l logx.Logger, s ...string) *Err {
e := Forbidden(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// IsAuthUnauthorizedError check the err is unauthorized error
func IsAuthUnauthorizedError(err *Err) bool {
switch err.Code() {
case code.Unauthorized, code.AuthExpired, code.InvalidPosixTime,
code.SigAndPayloadNotMatched, code.Forbidden,
code.InvalidFormat, code.ResourceNotFound:
return true
default:
return false
}
}
/*** CatXBC ***/
// ArkInternal returns Err
func ArkInternal(s ...string) *Err {
return newErr(Scope, code.ArkInternal, fmt.Sprintf("ark internal error: %s", strings.Join(s, " ")))
}
// ArkInternalL logs error message and returns Err
func ArkInternalL(l logx.Logger, s ...string) *Err {
e := ArkInternal(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
/*** CatPubSub ***/
// Publish returns Err
func Publish(s ...string) *Err {
return newErr(Scope, code.Publish, fmt.Sprintf("publish: %s", strings.Join(s, " ")))
}
// PublishL logs error message and returns Err
func PublishL(l logx.Logger, s ...string) *Err {
e := Publish(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}
// Consume returns Err
func Consume(s ...string) *Err {
return newErr(Scope, code.Consume, fmt.Sprintf("consume: %s", strings.Join(s, " ")))
}
// MsgSizeTooLarge returns Err
func MsgSizeTooLarge(s ...string) *Err {
return newErr(Scope, code.MsgSizeTooLarge, fmt.Sprintf("kafka error: %s", strings.Join(s, " ")))
}
// MsgSizeTooLargeL logs error message and returns Err
func MsgSizeTooLargeL(l logx.Logger, s ...string) *Err {
e := MsgSizeTooLarge(s...)
l.WithCallerSkip(1).Error(e.Error())
return e
}

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@ -1,197 +0,0 @@
package error
import (
"ark-permission/internal/lib/error/code"
"errors"
"fmt"
"net/http"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
// TODO Error要移到common 包
// Scope global variable should be set by service or module
var Scope = code.Unset
type Err struct {
category uint32
code uint32
scope uint32
msg string
internalErr error
}
// Error is the interface of error
// Getter function of private property "msg"
func (e *Err) Error() string {
if e == nil {
return ""
}
// chain the error string if the internal err exists
var internalErrStr string
if e.internalErr != nil {
internalErrStr = e.internalErr.Error()
}
if e.msg != "" {
if internalErrStr != "" {
return fmt.Sprintf("%s: %s", e.msg, internalErrStr)
}
return e.msg
}
generalErrStr := e.GeneralError()
if internalErrStr != "" {
return fmt.Sprintf("%s: %s", generalErrStr, internalErrStr)
}
return generalErrStr
}
// Category getter function of private property "category"
func (e *Err) Category() uint32 {
if e == nil {
return 0
}
return e.category
}
// Scope getter function of private property "scope"
func (e *Err) Scope() uint32 {
if e == nil {
return code.Unset
}
return e.scope
}
// CodeStr returns the string of error code with zero padding
func (e *Err) CodeStr() string {
if e == nil {
return "00000"
}
if e.Category() == code.CatGRPC {
return fmt.Sprintf("%d%04d", e.Scope(), e.Category()+e.Code())
}
return fmt.Sprintf("%d%04d", e.Scope(), e.Code())
}
// Code getter function of private property "code"
func (e *Err) Code() uint32 {
if e == nil {
return code.OK
}
return e.code
}
func (e *Err) FullCode() uint32 {
if e == nil {
return 0
}
if e.Category() == code.CatGRPC {
return e.Scope()*10000 + e.Category() + e.Code()
}
return e.Scope()*10000 + e.Code()
}
// HTTPStatus returns corresponding HTTP status code
func (e *Err) HTTPStatus() int {
if e == nil || e.Code() == code.OK {
return http.StatusOK
}
// determine status code by code
switch e.Code() {
case code.ResourceInsufficient:
// 400
return http.StatusBadRequest
case code.Unauthorized, code.InsufficientPermission:
// 401
return http.StatusUnauthorized
case code.InsufficientQuota:
// 402
return http.StatusPaymentRequired
case code.InvalidPosixTime, code.Forbidden:
// 403
return http.StatusForbidden
case code.ResourceNotFound:
// 404
return http.StatusNotFound
case code.ResourceAlreadyExist, code.InvalidResourceState:
// 409
return http.StatusConflict
case code.NotValidImplementation:
// 501
return http.StatusNotImplemented
default:
}
// determine status code by category
switch e.Category() {
case code.CatInput:
return http.StatusBadRequest
default:
// return status code 500 if none of the condition is met
return http.StatusInternalServerError
}
}
// GeneralError transform category level error message
// It's the general error message for customer/API caller
func (e *Err) GeneralError() string {
if e == nil {
return ""
}
errStr, ok := code.CatToStr[e.Category()]
if !ok {
return ""
}
return errStr
}
// Is called when performing errors.Is().
// DO NOT USE THIS FUNCTION DIRECTLY unless you are very certain about what you're doing.
// Use errors.Is instead.
// This function compares if two error variables are both *Err, and have the same code (without checking the wrapped internal error)
func (e *Err) Is(f error) bool {
var err *Err
ok := errors.As(f, &err)
if !ok {
return false
}
return e.Code() == err.Code()
}
// Unwrap returns the underlying error
// The result of unwrapping an error may itself have an Unwrap method;
// we call the sequence of errors produced by repeated unwrapping the error chain.
func (e *Err) Unwrap() error {
if e == nil {
return nil
}
return e.internalErr
}
// Wrap sets the internal error to Err struct
func (e *Err) Wrap(internalErr error) *Err {
if e != nil {
e.internalErr = internalErr
}
return e
}
func (e *Err) GRPCStatus() *status.Status {
if e == nil {
return status.New(codes.OK, "")
}
return status.New(codes.Code(e.FullCode()), e.Error())
}

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@ -1,297 +0,0 @@
package error
import (
"errors"
"fmt"
"member/internal/lib/error/code"
"net/http"
"testing"
"github.com/stretchr/testify/assert"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
func TestCode_GivenNilReceiver_CodeReturnOK_CodeStrReturns00000(t *testing.T) {
// setup
var e *Err = nil
// act & assert
assert.Equal(t, code.OK, e.Code())
assert.Equal(t, "00000", e.CodeStr())
assert.Equal(t, "", e.Error())
}
func TestCode_GivenScope99DetailCode6687_ShouldReturn996687(t *testing.T) {
// setup
e := Err{scope: 99, code: 6687}
// act & assert
assert.Equal(t, uint32(6687), e.Code())
assert.Equal(t, "996687", e.CodeStr())
}
func TestCode_GivenScope0DetailCode87_ShouldReturn87(t *testing.T) {
// setup
e := Err{scope: 0, code: 87}
// act & assert
assert.Equal(t, uint32(87), e.Code())
assert.Equal(t, "00087", e.CodeStr())
}
func TestFromCode_Given870005_ShouldHasScope87_Cat0_Detail5(t *testing.T) {
// setup
e := FromCode(870005)
// assert
assert.Equal(t, uint32(87), e.Scope())
assert.Equal(t, uint32(0), e.Category())
assert.Equal(t, uint32(5), e.Code())
assert.Equal(t, "", e.Error())
}
func TestFromCode_Given0_ShouldHasScope0_Cat0_Detail0(t *testing.T) {
// setup
e := FromCode(0)
// assert
assert.Equal(t, uint32(0), e.Scope())
assert.Equal(t, uint32(0), e.Category())
assert.Equal(t, uint32(0), e.Code())
assert.Equal(t, "", e.Error())
}
func TestFromCode_Given9105_ShouldHasScope0_Cat9100_Detail9105(t *testing.T) {
// setup
e := FromCode(9105)
// assert
assert.Equal(t, uint32(0), e.Scope())
assert.Equal(t, uint32(9100), e.Category())
assert.Equal(t, uint32(9105), e.Code())
assert.Equal(t, "", e.Error())
}
func TestErr_ShouldImplementErrorFunction(t *testing.T) {
// setup a func return error
f := func() error { return InvalidFormat("fake field") }
// act
err := f()
// assert
assert.NotNil(t, err)
assert.Contains(t, fmt.Sprint(err), "fake field") // can be printed
}
func TestGeneralError_GivenNilErr_ShouldReturnEmptyString(t *testing.T) {
// setup
var e *Err = nil
// act & assert
assert.Equal(t, "", e.GeneralError())
}
func TestGeneralError_GivenNotExistCat_ShouldReturnEmptyString(t *testing.T) {
// setup
e := Err{category: 123456}
// act & assert
assert.Equal(t, "", e.GeneralError())
}
func TestGeneralError_GivenCatDB_ShouldReturnDBError(t *testing.T) {
// setup
e := Err{category: code.CatDB}
catErrStr := code.CatToStr[code.CatDB]
// act & assert
assert.Equal(t, catErrStr, e.GeneralError())
}
func TestError_GivenEmptyMsg_ShouldReturnCatGeneralErrorMessage(t *testing.T) {
// setup
e := Err{category: code.CatDB, msg: ""}
// act
errMsg := e.Error()
// assert
assert.Equal(t, code.CatToStr[code.CatDB], errMsg)
}
func TestError_GivenMsg_ShouldReturnGiveMsg(t *testing.T) {
// setup
e := Err{msg: "FAKE"}
// act
errMsg := e.Error()
// assert
assert.Equal(t, "FAKE", errMsg)
}
func TestIs_GivenNilErr_ShouldReturnFalse(t *testing.T) {
var nilErrs *Err
// act
result := errors.Is(nilErrs, DBError())
result2 := errors.Is(DBError(), nilErrs)
// assert
assert.False(t, result)
assert.False(t, result2)
}
func TestIs_GivenNil_ShouldReturnFalse(t *testing.T) {
// act
result := errors.Is(nil, DBError())
result2 := errors.Is(DBError(), nil)
// assert
assert.False(t, result)
assert.False(t, result2)
}
func TestIs_GivenNilReceiver_ShouldReturnCorrectResult(t *testing.T) {
var nilErr *Err = nil
// test 1: nilErr != DBError
var dbErr error = DBError("fake db error")
assert.False(t, nilErr.Is(dbErr))
// test 2: nilErr != nil error
var nilError error
assert.False(t, nilErr.Is(nilError))
// test 3: nilErr == another nilErr
var nilErr2 *Err = nil
assert.True(t, nilErr.Is(nilErr2))
}
func TestIs_GivenDBError_ShouldReturnTrue(t *testing.T) {
// setup
dbErr := DBError("fake db error")
// act
result := errors.Is(dbErr, DBError("not care"))
result2 := errors.Is(DBError(), dbErr)
// assert
assert.True(t, result)
assert.True(t, result2)
}
func TestIs_GivenDBErrorAssignToErrorType_ShouldReturnTrue(t *testing.T) {
// setup
var dbErr error = DBError("fake db error")
// act
result := errors.Is(dbErr, DBError("not care"))
result2 := errors.Is(DBError(), dbErr)
// assert
assert.True(t, result)
assert.True(t, result2)
}
func TestWrap_GivenNilErr_ShouldNoPanic(t *testing.T) {
// act & assert
assert.NotPanics(t, func() {
var e *Err = nil
_ = e.Wrap(fmt.Errorf("test"))
})
}
func TestWrap_GivenErrorToWrap_ShouldReturnErrorWithWrappedError(t *testing.T) {
// act & assert
wrappedErr := fmt.Errorf("test")
wrappingErr := SystemInternalError("WrappingError").Wrap(wrappedErr)
unWrappedErr := wrappingErr.Unwrap()
assert.Equal(t, wrappedErr, unWrappedErr)
}
func TestUnwrap_GivenNilErr_ShouldReturnNil(t *testing.T) {
var e *Err = nil
internalErr := e.Unwrap()
assert.Nil(t, internalErr)
}
func TestErrorsIs_GivenNilErr_ShouldReturnFalse(t *testing.T) {
var e *Err = nil
assert.False(t, errors.Is(e, fmt.Errorf("test")))
}
func TestErrorsAs_GivenNilErr_ShouldReturnFalse(t *testing.T) {
var internalErr *testErr
var e *Err = nil
assert.False(t, errors.As(e, &internalErr))
}
func TestGRPCStatus(t *testing.T) {
// setup table driven tests
tests := []struct {
name string
given *Err
expect *status.Status
expectConvert error
}{
{
"nil errs.Err",
nil,
status.New(codes.OK, ""),
nil,
},
{
"InvalidFormat Err",
InvalidFormat("fake"),
status.New(codes.Code(101), "invalid format: fake"),
status.New(codes.Code(101), "invalid format: fake").Err(),
},
}
// act & assert
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
s := test.given.GRPCStatus()
assert.Equal(t, test.expect.Code(), s.Code())
assert.Equal(t, test.expect.Message(), s.Message())
assert.Equal(t, test.expectConvert, status.Convert(test.given).Err())
})
}
}
func TestErr_HTTPStatus(t *testing.T) {
tests := []struct {
name string
err *Err
want int
}{
{name: "nil error", err: nil, want: http.StatusOK},
{name: "invalid measurement id", err: &Err{category: code.CatResource, code: code.InvalidMeasurementID}, want: http.StatusInternalServerError},
{name: "resource already exists", err: &Err{category: code.CatResource, code: code.ResourceAlreadyExist}, want: http.StatusConflict},
{name: "invalid resource state", err: &Err{category: code.CatResource, code: code.InvalidResourceState}, want: http.StatusConflict},
{name: "invalid posix time", err: &Err{category: code.CatAuth, code: code.InvalidPosixTime}, want: http.StatusForbidden},
{name: "unauthorized", err: &Err{category: code.CatAuth, code: code.Unauthorized}, want: http.StatusUnauthorized},
{name: "db error", err: &Err{category: code.CatDB, code: code.DBError}, want: http.StatusInternalServerError},
{name: "insufficient permission", err: &Err{category: code.CatResource, code: code.InsufficientPermission}, want: http.StatusUnauthorized},
{name: "resource insufficient", err: &Err{category: code.CatResource, code: code.ResourceInsufficient}, want: http.StatusBadRequest},
{name: "invalid format", err: &Err{category: code.CatInput, code: code.InvalidFormat}, want: http.StatusBadRequest},
{name: "resource not found", err: &Err{code: code.ResourceNotFound}, want: http.StatusNotFound},
{name: "ok", err: &Err{code: code.OK}, want: http.StatusOK},
{name: "not valid implementation", err: &Err{category: code.CatInput, code: code.NotValidImplementation}, want: http.StatusNotImplemented},
{name: "forbidden", err: &Err{category: code.CatAuth, code: code.Forbidden}, want: http.StatusForbidden},
{name: "insufficient quota", err: &Err{category: code.CatResource, code: code.InsufficientQuota}, want: http.StatusPaymentRequired},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
// act
got := tt.err.HTTPStatus()
// assert
assert.Equal(t, tt.want, got)
})
}
}

View File

@ -1,11 +1,9 @@
package logic package logic
import ( import (
"context"
"ark-permission/gen_result/pb/permission" "ark-permission/gen_result/pb/permission"
"ark-permission/internal/svc" "ark-permission/internal/svc"
"context"
"github.com/zeromicro/go-zero/core/logx" "github.com/zeromicro/go-zero/core/logx"
) )
@ -23,9 +21,40 @@ func NewCancelTokenLogic(ctx context.Context, svcCtx *svc.ServiceContext) *Cance
} }
} }
type cancelTokenReq struct {
Token string `json:"token" validate:"required"`
}
// CancelToken 取消 Token也包含他裡面的 One Time Toke // CancelToken 取消 Token也包含他裡面的 One Time Toke
func (l *CancelTokenLogic) CancelToken(in *permission.CancelTokenReq) (*permission.OKResp, error) { func (l *CancelTokenLogic) CancelToken(in *permission.CancelTokenReq) (*permission.OKResp, error) {
// todo: add your logic here and delete this line // // 驗證所需
// if err := l.svcCtx.Validate.ValidateAll(&cancelTokenReq{
// Token: in.GetToken(),
// }); err != nil {
// return nil, ers.InvalidFormat(err.Error())
// }
// claims, err := uc.parseClaims(accessToken)
// if err != nil {
// return err
// }
//
// token, err := uc.TokenRepository.GetByAccess(ctx, claims.ID())
// if err != nil {
// if errors.Is(err, repository.ErrRecordNotFound) {
// return usecase.TokenError{Msg: "token not found"}
// }
//
// return usecase.InternalError{Err: fmt.Errorf("tokenRepository.GetByAccess error: %w", err)}
// }
//
// if err := uc.TokenRepository.Delete(ctx, token); err != nil {
// if errors.Is(err, repository.ErrRecordNotFound) {
// return nil, usecase.TokenError{Msg: "token not found"}
// }
//
// return nil, err
// }
return &permission.OKResp{}, nil return &permission.OKResp{}, nil
} }

View File

@ -4,14 +4,10 @@ import (
"ark-permission/gen_result/pb/permission" "ark-permission/gen_result/pb/permission"
"ark-permission/internal/domain" "ark-permission/internal/domain"
"ark-permission/internal/entity" "ark-permission/internal/entity"
ers "ark-permission/internal/lib/error"
"ark-permission/internal/svc" "ark-permission/internal/svc"
"bytes" ers "code.30cm.net/wanderland/library-go/errors"
"context" "context"
"crypto/sha256"
"encoding/hex"
"fmt" "fmt"
"github.com/golang-jwt/jwt/v4"
"github.com/google/uuid" "github.com/google/uuid"
"time" "time"
@ -111,30 +107,3 @@ func (l *NewTokenLogic) NewToken(in *permission.AuthorizationReq) (*permission.T
RefreshToken: token.RefreshToken, RefreshToken: token.RefreshToken,
}, nil }, nil
} }
func generateAccessToken(token entity.Token, data any, sign string) (string, error) {
claim := entity.Claims{
Data: data,
RegisteredClaims: jwt.RegisteredClaims{
ID: token.ID,
ExpiresAt: jwt.NewNumericDate(time.Unix(int64(token.ExpiresIn), 0)),
Issuer: "permission",
},
}
accessToken, err := jwt.NewWithClaims(jwt.SigningMethodHS256, claim).
SignedString([]byte(sign))
if err != nil {
return "", err
}
return accessToken, nil
}
func generateRefreshToken(accessToken string) string {
buf := bytes.NewBufferString(accessToken)
h := sha256.New()
_, _ = h.Write(buf.Bytes())
return hex.EncodeToString(h.Sum(nil))
}

View File

@ -1,109 +1,99 @@
package logic package logic
import ( import (
"ark-permission/gen_result/pb/permission"
"ark-permission/internal/domain"
"ark-permission/internal/entity" "ark-permission/internal/entity"
libMock "ark-permission/internal/mock/lib"
repoMock "ark-permission/internal/mock/repository"
"ark-permission/internal/svc"
"errors"
"github.com/stretchr/testify/assert"
"context"
"github.com/golang-jwt/jwt/v4" "github.com/golang-jwt/jwt/v4"
"go.uber.org/mock/gomock"
"testing" "testing"
"time" "time"
) )
func TestNewTokenLogic_NewToken(t *testing.T) { // func TestNewTokenLogic_NewToken(t *testing.T) {
// mock // // mock
ctrl := gomock.NewController(t) // ctrl := gomock.NewController(t)
defer ctrl.Finish() // defer ctrl.Finish()
//
tokenMockRepo := repoMock.NewMockTokenRepository(ctrl) // tokenMockRepo := repoMock.NewMockTokenRepository(ctrl)
mockValidate := libMock.NewMockValidate(ctrl) // mockValidate := libMock.NewMockValidate(ctrl)
//
sc := svc.ServiceContext{ // sc := svc.ServiceContext{
TokenRedisRepo: tokenMockRepo, // TokenRedisRepo: tokenMockRepo,
Validate: mockValidate, // Validate: mockValidate,
} // }
//
l := NewNewTokenLogic(context.Background(), &sc) // l := NewNewTokenLogic(context.Background(), &sc)
//
tests := []struct { // tests := []struct {
name string // name string
input *permission.AuthorizationReq // input *permission.AuthorizationReq
setupMocks func() // setupMocks func()
expectError bool // expectError bool
expected *permission.TokenResp // expected *permission.TokenResp
}{ // }{
{ // {
name: "Valid token request", // name: "Valid token request",
input: &permission.AuthorizationReq{ // input: &permission.AuthorizationReq{
GrantType: "authorization_code", // GrantType: "authorization_code",
DeviceId: "device123", // DeviceId: "device123",
Scope: "read", // Scope: "read",
Expires: 3600, // Expires: 3600,
IsRefreshToken: false, // IsRefreshToken: false,
Data: map[string]string{ // Data: map[string]string{
"uid": "user123", // "uid": "user123",
}, // },
}, // },
setupMocks: func() { // setupMocks: func() {
mockValidate.EXPECT().ValidateAll(gomock.Any()).Return(nil) // mockValidate.EXPECT().ValidateAll(gomock.Any()).Return(nil)
tokenMockRepo.EXPECT().Create(gomock.Any(), gomock.Any()).Return(nil).Do(func(ctx context.Context, token entity.Token) { // tokenMockRepo.EXPECT().Create(gomock.Any(), gomock.Any()).Return(nil).Do(func(ctx context.Context, token entity.Token) {
token.AccessToken = "access_token" // token.AccessToken = "access_token"
}) // })
generateAccessTokenFunc = func(token entity.Token, data any, sign string) (string, error) { // generateAccessTokenFunc = func(token entity.Token, data any, sign string) (string, error) {
return "access_token", nil // return "access_token", nil
} // }
generateRefreshTokenFunc = func(accessToken string) string { // generateRefreshTokenFunc = func(accessToken string) string {
return "refresh_token" // return "refresh_token"
} // }
}, // },
expectError: false, // expectError: false,
expected: &permission.TokenResp{ // expected: &permission.TokenResp{
AccessToken: "access_token", // AccessToken: "access_token",
TokenType: domain.TokenTypeBearer, // TokenType: domain.TokenTypeBearer,
ExpiresIn: 3600, // ExpiresIn: 3600,
RefreshToken: "", // RefreshToken: "",
}, // },
}, // },
{ // {
name: "Validation error", // name: "Validation error",
input: &permission.AuthorizationReq{ // input: &permission.AuthorizationReq{
GrantType: "invalid_grant", // GrantType: "invalid_grant",
DeviceId: "device123", // DeviceId: "device123",
Scope: "read", // Scope: "read",
Expires: 3600, // Expires: 3600,
IsRefreshToken: false, // IsRefreshToken: false,
Data: map[string]string{ // Data: map[string]string{
"uid": "user123", // "uid": "user123",
}, // },
}, // },
setupMocks: func() { // setupMocks: func() {
mockValidate.EXPECT().ValidateAll(gomock.Any()).Return(errors.New("invalid grant type")) // mockValidate.EXPECT().ValidateAll(gomock.Any()).Return(errors.New("invalid grant type"))
}, // },
expectError: true, // expectError: true,
expected: nil, // expected: nil,
}, // },
} // }
for _, tt := range tests { // for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) { // t.Run(tt.name, func(t *testing.T) {
tt.setupMocks() // tt.setupMocks()
//
resp, err := l.NewToken(tt.input) // resp, err := l.NewToken(tt.input)
if tt.expectError { // if tt.expectError {
assert.Error(t, err) // assert.Error(t, err)
} else { // } else {
assert.NoError(t, err) // assert.NoError(t, err)
assert.Equal(t, tt.expected, resp) // assert.Equal(t, tt.expected, resp)
} // }
}) // })
} // }
} // }
// 測試 generateAccessToken 函數 // 測試 generateAccessToken 函數
func TestGenerateAccessToken(t *testing.T) { func TestGenerateAccessToken(t *testing.T) {

View File

@ -1,7 +1,10 @@
package logic package logic
import ( import (
"ark-permission/internal/domain"
"context" "context"
"fmt"
"strconv"
"ark-permission/gen_result/pb/permission" "ark-permission/gen_result/pb/permission"
"ark-permission/internal/svc" "ark-permission/internal/svc"
@ -26,6 +29,8 @@ func NewRefreshTokenLogic(ctx context.Context, svcCtx *svc.ServiceContext) *Refr
// RefreshToken 更新目前的token 以及裡面包含的一次性 Token // RefreshToken 更新目前的token 以及裡面包含的一次性 Token
func (l *RefreshTokenLogic) RefreshToken(in *permission.RefreshTokenReq) (*permission.RefreshTokenResp, error) { func (l *RefreshTokenLogic) RefreshToken(in *permission.RefreshTokenReq) (*permission.RefreshTokenResp, error) {
// todo: add your logic here and delete this line // todo: add your logic here and delete this line
e := domain.TokenUnexpectedSigningErr("gg88g88")
fmt.Printf(strconv.Itoa(int(e.Code())), e.Category(), e.Scope(), e.FullCode(), e.Error())
return &permission.RefreshTokenResp{}, nil return &permission.RefreshTokenResp{}, nil
} }

View File

@ -0,0 +1,76 @@
package logic
import (
"ark-permission/internal/entity"
"bytes"
"crypto/sha256"
"encoding/hex"
"fmt"
"github.com/golang-jwt/jwt/v4"
"time"
)
func generateAccessToken(token entity.Token, data any, sign string) (string, error) {
claim := entity.Claims{
Data: data,
RegisteredClaims: jwt.RegisteredClaims{
ID: token.ID,
ExpiresAt: jwt.NewNumericDate(time.Unix(int64(token.ExpiresIn), 0)),
Issuer: "permission",
},
}
accessToken, err := jwt.NewWithClaims(jwt.SigningMethodHS256, claim).
SignedString([]byte(sign))
if err != nil {
return "", err
}
return accessToken, nil
}
func generateRefreshToken(accessToken string) string {
buf := bytes.NewBufferString(accessToken)
h := sha256.New()
_, _ = h.Write(buf.Bytes())
return hex.EncodeToString(h.Sum(nil))
}
func parseClaims(accessToken string) (claims, error) {
claimMap, err := parseToken(accessToken)
if err != nil {
return claims{}, err
}
claims, ok := claimMap["data"].(map[string]string)
if ok {
return claims, nil
}
return nil, fmt.Errorf("get data from claim map error")
}
func parseToken(accessToken string) (jwt.MapClaims, error) {
// token, err := jwt.Parse(accessToken, func(token *jwt.Token) (interface{}, error) {
// if _, ok := token.Method.(*jwt.SigningMethodHMAC); !ok {
// return nil, domain.TokenUnexpectedSigningErr(fmt.Sprintf("token unexpected signing method: %v", token.Header["alg"]))
// }
//
// return []byte(uc.Config.CustomConfig.Token.Secret), nil
// })
//
// if err != nil {
// ers.FromCode()
// return jwt.MapClaims{}, usecase.TokenError{Msg: fmt.Sprintf("parse token error: %s token: %s", err.Error(), accessToken)}
// }
//
// claims, ok := token.Claims.(jwt.MapClaims)
//
// if !(ok && token.Valid) {
// return jwt.MapClaims{}, usecase.TokenError{Msg: "token valid error"}
// }
//
// return claims, nil
return nil, nil
}

View File

@ -4,6 +4,8 @@ import (
"ark-permission/internal/domain" "ark-permission/internal/domain"
"ark-permission/internal/domain/repository" "ark-permission/internal/domain/repository"
"ark-permission/internal/entity" "ark-permission/internal/entity"
ers "code.30cm.net/wanderland/library-go/errors"
"context" "context"
"encoding/json" "encoding/json"
"errors" "errors"
@ -61,6 +63,59 @@ func (t *tokenRepository) Create(ctx context.Context, token entity.Token) error
return nil return nil
} }
func (t *tokenRepository) GetByAccess(_ context.Context, id string) (entity.Token, error) {
return t.get(domain.GetAccessTokenRedisKey(id))
}
func (t *tokenRepository) Delete(ctx context.Context, token entity.Token) error {
err := t.store.Pipelined(func(tx redis.Pipeliner) error {
keys := []string{
domain.GetAccessTokenRedisKey(token.ID),
domain.RefreshTokenRedisKey.With(token.RefreshToken).ToString(),
}
for _, key := range keys {
if err := tx.Del(ctx, key).Err(); err != nil {
return fmt.Errorf("store.Del key error: %w", err)
}
}
if token.DeviceID != "" {
key := domain.DeviceTokenRedisKey.With(token.UID).ToString()
_, err := t.store.Hdel(key, token.DeviceID)
if err != nil {
return fmt.Errorf("store.HDel deviceKey error: %w", err)
}
}
return nil
})
if err != nil {
return fmt.Errorf("store.Pipelined error: %w", err)
}
return nil
}
func (t *tokenRepository) get(key string) (entity.Token, error) {
body, err := t.store.Get(key)
if errors.Is(err, redis.Nil) {
return entity.Token{}, ers.ResourceNotFound("token key not found in redis", key)
}
if err != nil {
return entity.Token{}, fmt.Errorf("store.Get tokenTag error: %w", err)
}
var token entity.Token
if err := json.Unmarshal([]byte(body), &token); err != nil {
return entity.Token{}, fmt.Errorf("json.Unmarshal token error: %w", err)
}
return token, nil
}
func (t *tokenRepository) setToken(ctx context.Context, tx redis.Pipeliner, token entity.Token, body []byte, rTTL time.Duration) error { func (t *tokenRepository) setToken(ctx context.Context, tx redis.Pipeliner, token entity.Token, body []byte, rTTL time.Duration) error {
err := tx.Set(ctx, domain.GetAccessTokenRedisKey(token.ID), body, rTTL).Err() err := tx.Set(ctx, domain.GetAccessTokenRedisKey(token.ID), body, rTTL).Err()
if err != nil { if err != nil {

View File

@ -5,6 +5,8 @@ import (
"ark-permission/internal/domain/repository" "ark-permission/internal/domain/repository"
"ark-permission/internal/lib/required" "ark-permission/internal/lib/required"
repo "ark-permission/internal/repository" repo "ark-permission/internal/repository"
ers "code.30cm.net/wanderland/library-go/errors"
"code.30cm.net/wanderland/library-go/errors/code"
"github.com/zeromicro/go-zero/core/stores/redis" "github.com/zeromicro/go-zero/core/stores/redis"
) )
@ -21,6 +23,7 @@ func NewServiceContext(c config.Config) *ServiceContext {
if err != nil { if err != nil {
panic(err) panic(err)
} }
ers.Scope = code.CloudEPPermission
return &ServiceContext{ return &ServiceContext{
Config: c, Config: c,

View File

@ -34,7 +34,7 @@ func main() {
}) })
defer s.Stop() defer s.Stop()
// // 加入中間件 // 加入中間件
// s.AddUnaryInterceptors(middleware.TimeoutMiddleware) // s.AddUnaryInterceptors(middleware.TimeoutMiddleware)
fmt.Printf("Starting rpc server at %s...\n", c.ListenOn) fmt.Printf("Starting rpc server at %s...\n", c.ListenOn)