/
microsoft.go
181 lines (152 loc) · 4.45 KB
/
microsoft.go
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package microsoft
import (
"context"
"fmt"
"strings"
"time"
"github.com/coreos/go-oidc"
"github.com/nettica-com/nettica-admin/core"
model "github.com/nettica-com/nettica-admin/model"
mongodb "github.com/nettica-com/nettica-admin/mongo"
"github.com/patrickmn/go-cache"
log "github.com/sirupsen/logrus"
"golang.org/x/oauth2"
// "gopkg.in/auth0.v4"
"os"
)
// Oauth2Msft in order to implement interface, struct is required
type Oauth2Msft struct{}
var (
oauth2Config *oauth2.Config
oidcProvider *oidc.Provider
oidcIDTokenVerifier []*oidc.IDTokenVerifier
userCache *cache.Cache
)
// Setup validate provider
func (o *Oauth2Msft) Setup() error {
var err error
userCache = cache.New(60*time.Minute, 10*time.Minute)
oidcProvider, err = oidc.NewProvider(context.TODO(), os.Getenv("OAUTH2_PROVIDER"))
if err != nil {
return err
}
oidcIDTokenVerifier = make([]*oidc.IDTokenVerifier, 0)
oidcIDTokenVerifier = append(oidcIDTokenVerifier, oidcProvider.Verifier(&oidc.Config{ClientID: os.Getenv("OAUTH2_CLIENT_ID")}))
//oidcIDTokenVerifier = append(oidcIDTokenVerifier, oidcProvider.Verifier(&oidc.Config{ClientID: os.Getenv("OAUTH2_CLIENT_ID_WINDOWS")}))
oauth2Config = &oauth2.Config{
ClientID: os.Getenv("OAUTH2_CLIENT_ID"),
ClientSecret: os.Getenv("OAUTH2_CLIENT_SECRET"),
RedirectURL: os.Getenv("OAUTH2_REDIRECT_URL"),
Scopes: []string{oidc.ScopeOpenID, "profile", "email"},
Endpoint: oidcProvider.Endpoint(),
}
return nil
}
// CodeUrl get url to redirect client for auth
func (o *Oauth2Msft) CodeUrl(state string) string {
return oauth2Config.AuthCodeURL(state)
}
func (o *Oauth2Msft) CodeUrl2(state string) string {
return o.CodeUrl(state)
}
// Exchange exchange code for Oauth2 token
func (o *Oauth2Msft) Exchange(code string) (*oauth2.Token, error) {
oauth2Token, err := oauth2Config.Exchange(context.TODO(), code)
if err != nil {
return nil, err
}
return oauth2Token, nil
}
func (o *Oauth2Msft) Exchange2(code string) (*oauth2.Token, error) {
token, err := o.Exchange(code)
return token, err
}
// UserInfo get token user
func (o *Oauth2Msft) UserInfo(oauth2Token *oauth2.Token) (*model.User, error) {
rawIDToken, ok := oauth2Token.Extra("id_token").(string)
if !ok {
return nil, fmt.Errorf("no id_token field in oauth2 token")
}
verified := false
var idToken *oidc.IDToken
var err error
for _, verifier := range oidcIDTokenVerifier {
idToken, err = verifier.Verify(context.TODO(), rawIDToken)
if err == nil {
verified = true
break
}
}
if !verified || err != nil {
return nil, err
}
cacheUser, _ := userCache.Get(oauth2Token.AccessToken)
if cacheUser != nil {
return cacheUser.(*model.User), nil
}
// ID Token payload is just JSON
var claims map[string]interface{}
if err := idToken.Claims(&claims); err != nil {
return nil, fmt.Errorf("failed to get id token claims: %s", err)
}
// get some infos about user
user := &model.User{}
user.Sub = claims["sub"].(string)
user.Email = claims["email"].(string)
user.Email = strings.ToLower(user.Email)
log.Infof("user.Sub: %s", user.Sub)
if v, found := claims["name"]; found && v != nil {
user.Name = v.(string)
} else {
log.Error("name not found in user info claims")
}
if v, found := claims["picture"]; found && v != nil {
user.Picture = v.(string)
} else {
user.Picture = "/account-circle.svg"
}
user.Issuer = idToken.Issuer
user.IssuedAt = idToken.IssuedAt
log.Infof("user %s token expires %v", user.Email, idToken.Expiry)
accounts, err := mongodb.ReadAllAccounts(user.Email)
if err != nil {
log.Error(err)
} else {
// If there's no error and no account, create one.
if len(accounts) == 0 {
var account model.Account
account.Name = "Me"
account.AccountName = "Company"
account.Email = user.Email
account.Role = "Owner"
account.Status = "Active"
account.CreatedBy = user.Email
account.UpdatedBy = user.Email
account.Picture = user.Picture
a, err := core.CreateAccount(&account)
log.Infof("CREATE ACCOUNT = %v", a)
if err != nil {
log.Error(err)
}
accounts, err = mongodb.ReadAllAccounts(user.Email)
if err != nil {
log.Error(err)
}
}
}
for i := 0; i < len(accounts); i++ {
if accounts[i].Id == accounts[i].Parent {
user.AccountID = accounts[i].Id
break
}
}
if user.AccountID == "" {
user.AccountID = accounts[0].Id
}
err = mongodb.UpsertUser(user)
if err != nil {
log.Error(err)
}
userCache.Set(oauth2Token.AccessToken, user, 0)
return user, nil
}