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auth1wrap.go
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auth1wrap.go
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package auth1lib
import (
"context"
"crypto/tls"
"errors"
"fmt"
"log"
"net/url"
"strings"
"time"
pb "github.com/DeepXRLab/auth1lib-go/rpcapi"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials"
"google.golang.org/grpc/credentials/insecure"
"google.golang.org/grpc/metadata"
)
type Auth1Wrapper struct {
conn *grpc.ClientConn
md metadata.MD
acli pb.Auth1Client
targetTenantKey string
targetSiteKey string
timeoutInSecs time.Duration
verbose bool
}
type LoginResult struct {
AccessToken string
RefreshToken string
}
type auth1WrapperOption func(w *Auth1Wrapper)
func WithVerbose() auth1WrapperOption {
return func(w *Auth1Wrapper) {
w.verbose = true
}
}
func WithRequestTimeout(seconds int) auth1WrapperOption {
return func(w *Auth1Wrapper) {
w.timeoutInSecs = time.Duration(seconds) * time.Second
}
}
func NewClient(auth1uri string, opts ...auth1WrapperOption) (*Auth1Wrapper, error) {
parsed, err := url.ParseRequestURI(auth1uri)
if err != nil {
return nil, errors.New(fmt.Sprintf("Invalid Auth1 URI(%s): %v", auth1uri, err))
}
tenantAndSite := strings.Split(strings.TrimSuffix(strings.TrimPrefix(parsed.Path, "/"), "/"), "/")
if len(tenantAndSite) != 2 {
return nil, errors.New(fmt.Sprintf("Invalid Auth1 URI Path(/tenant/site): %s", parsed.Path))
}
ret := &Auth1Wrapper{
timeoutInSecs: time.Second * 30, // default
targetTenantKey: tenantAndSite[0],
targetSiteKey: tenantAndSite[1],
}
var creds credentials.TransportCredentials
if parsed.Scheme == "auth1s" {
creds = credentials.NewTLS(&tls.Config{InsecureSkipVerify: false})
} else if parsed.Scheme == "auth1" {
creds = insecure.NewCredentials()
} else {
return nil, errors.New(fmt.Sprintf("Unsupported scheme: %s", parsed.Scheme))
}
apikey := parsed.User.Username()
secret, hasPw := parsed.User.Password()
if apikey != "" && hasPw {
ret.SetApiKey(apikey, secret)
}
for _, opt := range opts {
opt(ret)
}
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
defer cancel()
ret.conn, err = grpc.DialContext(ctx, parsed.Host, grpc.WithTransportCredentials(creds))
if err != nil {
if ret.verbose {
log.Printf("Auth1: grpc.Dial(%s) failed: %v\n", parsed.Host, err)
}
return nil, err
}
ret.acli = pb.NewAuth1Client(ret.conn)
return ret, nil
}
func (wrapper *Auth1Wrapper) Close() error {
if wrapper.conn != nil {
err := wrapper.conn.Close()
wrapper.conn = nil
if err != nil {
if wrapper.verbose {
log.Printf("Auth1: gRPC ClientConn.Close failed: %v\n", err)
}
return err
}
} else if wrapper.verbose {
log.Println("Auth1: already closed.")
}
return nil
}
func (wrapper *Auth1Wrapper) SetApiKey(apikey, secret string) {
wrapper.md = metadata.Pairs("apikey", apikey, "secret", secret)
}
func (wrapper *Auth1Wrapper) GetSiteJwtSecret() ([]byte, error) {
ctx, cancel := context.WithTimeout(metadata.NewOutgoingContext(context.Background(), wrapper.md), wrapper.timeoutInSecs)
defer cancel()
r, err := wrapper.acli.GetSiteJwtSecret(ctx, &pb.SiteJwtSecretRequest{SiteKey: wrapper.targetSiteKey})
if err != nil {
return nil, err
}
return r.GetJwtSecret(), nil
}
func (wrapper *Auth1Wrapper) LoginUidpw(uid string, pw []byte) (*LoginResult, error) {
ctx, cancel := context.WithTimeout(metadata.NewOutgoingContext(context.Background(), wrapper.md), wrapper.timeoutInSecs)
defer cancel()
r, err := wrapper.acli.LoginUidpw(ctx, &pb.LoginUidpwRequest{SiteKey: wrapper.targetSiteKey, Uid: uid, Pw: pw})
if err != nil {
return nil, err
}
return &LoginResult{
AccessToken: r.GetAtk(),
RefreshToken: r.GetRtk(),
}, nil
}
func (wrapper *Auth1Wrapper) Logout(rtk string) error {
ctx, cancel := context.WithTimeout(metadata.NewOutgoingContext(context.Background(), wrapper.md), wrapper.timeoutInSecs)
defer cancel()
_, err := wrapper.acli.LogoutUser(ctx, &pb.RtokenRequest{SiteKey: wrapper.targetSiteKey, Rtk: rtk})
return err
}
func (wrapper *Auth1Wrapper) RefreshAuth(rtk string) (*LoginResult, error) {
ctx, cancel := context.WithTimeout(metadata.NewOutgoingContext(context.Background(), wrapper.md), wrapper.timeoutInSecs)
defer cancel()
r, err := wrapper.acli.RefreshUser(ctx, &pb.RtokenRequest{SiteKey: wrapper.targetSiteKey, Rtk: rtk})
if err != nil {
return nil, err
}
return &LoginResult{
AccessToken: r.GetAtk(),
RefreshToken: r.GetRtk(),
}, nil
}
func (wrapper *Auth1Wrapper) GetUserInfo(userKey string) (*pb.UserInfoReply, error) {
ctx, cancel := context.WithTimeout(metadata.NewOutgoingContext(context.Background(), wrapper.md), wrapper.timeoutInSecs)
defer cancel()
return wrapper.acli.GetUserInfo(ctx, &pb.UserInfoRequest{UserKey: userKey})
}