Merge branch 'main' into 18842-arv-mount-disk-config
[arvados.git] / lib / controller / localdb / login_oidc.go
index 61dc5c816b35661f39c4a800ab17f1bf55325f06..05e5e243b99d574fa4956e41cfcaee8c24cbe5ab 100644 (file)
@@ -31,6 +31,7 @@ import (
        "github.com/coreos/go-oidc"
        lru "github.com/hashicorp/golang-lru"
        "github.com/jmoiron/sqlx"
+       "github.com/lib/pq"
        "github.com/sirupsen/logrus"
        "golang.org/x/oauth2"
        "google.golang.org/api/option"
@@ -43,6 +44,7 @@ var (
        tokenCacheNegativeTTL = time.Minute * 5
        tokenCacheTTL         = time.Minute * 10
        tokenCacheRaceWindow  = time.Minute
+       pqCodeUniqueViolation = pq.ErrorCode("23505")
 )
 
 type oidcLoginController struct {
@@ -114,6 +116,9 @@ func (ctrl *oidcLoginController) Login(ctx context.Context, opts arvados.LoginOp
                if opts.ReturnTo == "" {
                        return loginError(errors.New("missing return_to parameter"))
                }
+               if err := validateLoginRedirectTarget(ctrl.Parent.cluster, opts.ReturnTo); err != nil {
+                       return loginError(fmt.Errorf("invalid return_to parameter: %s", err))
+               }
                state := ctrl.newOAuth2State([]byte(ctrl.Cluster.SystemRootToken), opts.Remote, opts.ReturnTo)
                var authparams []oauth2.AuthCodeOption
                for k, v := range ctrl.AuthParams {
@@ -177,12 +182,19 @@ func (ctrl *oidcLoginController) getAuthInfo(ctx context.Context, token *oauth2.
        } else if verified, _ := claims[ctrl.EmailVerifiedClaim].(bool); verified || ctrl.EmailVerifiedClaim == "" {
                // Fall back to this info if the People API call
                // (below) doesn't return a primary && verified email.
-               name, _ := claims["name"].(string)
-               if names := strings.Fields(strings.TrimSpace(name)); len(names) > 1 {
-                       ret.FirstName = strings.Join(names[0:len(names)-1], " ")
-                       ret.LastName = names[len(names)-1]
-               } else if len(names) > 0 {
-                       ret.FirstName = names[0]
+               givenName, _ := claims["given_name"].(string)
+               familyName, _ := claims["family_name"].(string)
+               if givenName != "" && familyName != "" {
+                       ret.FirstName = givenName
+                       ret.LastName = familyName
+               } else {
+                       name, _ := claims["name"].(string)
+                       if names := strings.Fields(strings.TrimSpace(name)); len(names) > 1 {
+                               ret.FirstName = strings.Join(names[0:len(names)-1], " ")
+                               ret.LastName = names[len(names)-1]
+                       } else if len(names) > 0 {
+                               ret.FirstName = names[0]
+                       }
                }
                ret.Email, _ = claims[ctrl.EmailClaim].(string)
        }
@@ -401,11 +413,8 @@ func (ta *oidcTokenAuthorizer) registerToken(ctx context.Context, tok string) er
                // cached positive result
                aca := cached.(arvados.APIClientAuthorization)
                var expiring bool
-               if aca.ExpiresAt != "" {
-                       t, err := time.Parse(time.RFC3339Nano, aca.ExpiresAt)
-                       if err != nil {
-                               return fmt.Errorf("error parsing expires_at value: %w", err)
-                       }
+               if !aca.ExpiresAt.IsZero() {
+                       t := aca.ExpiresAt
                        expiring = t.Before(time.Now().Add(time.Minute))
                }
                if !expiring {
@@ -475,7 +484,6 @@ func (ta *oidcTokenAuthorizer) registerToken(ctx context.Context, tok string) er
        // it's expiring.
        exp := time.Now().UTC().Add(tokenCacheTTL + tokenCacheRaceWindow)
 
-       var aca arvados.APIClientAuthorization
        if updating {
                _, err = tx.ExecContext(ctx, `update api_client_authorizations set expires_at=$1 where api_token=$2`, exp, hmac)
                if err != nil {
@@ -483,23 +491,44 @@ func (ta *oidcTokenAuthorizer) registerToken(ctx context.Context, tok string) er
                }
                ctxlog.FromContext(ctx).WithField("HMAC", hmac).Debug("(*oidcTokenAuthorizer)registerToken: updated api_client_authorizations row")
        } else {
-               aca, err = ta.ctrl.Parent.CreateAPIClientAuthorization(ctx, ta.ctrl.Cluster.SystemRootToken, *authinfo)
+               aca, err := ta.ctrl.Parent.CreateAPIClientAuthorization(ctx, ta.ctrl.Cluster.SystemRootToken, *authinfo)
                if err != nil {
                        return err
                }
-               _, err = tx.ExecContext(ctx, `update api_client_authorizations set api_token=$1, expires_at=$2 where uuid=$3`, hmac, exp, aca.UUID)
+               _, err = tx.ExecContext(ctx, `savepoint upd`)
                if err != nil {
+                       return err
+               }
+               _, err = tx.ExecContext(ctx, `update api_client_authorizations set api_token=$1, expires_at=$2 where uuid=$3`, hmac, exp, aca.UUID)
+               if e, ok := err.(*pq.Error); ok && e.Code == pqCodeUniqueViolation {
+                       // unique_violation, given that the above
+                       // query did not find a row with matching
+                       // api_token, means another thread/process
+                       // also received this same token and won the
+                       // race to insert it -- in which case this
+                       // thread doesn't need to update the database.
+                       // Discard the redundant row.
+                       _, err = tx.ExecContext(ctx, `rollback to savepoint upd`)
+                       if err != nil {
+                               return err
+                       }
+                       _, err = tx.ExecContext(ctx, `delete from api_client_authorizations where uuid=$1`, aca.UUID)
+                       if err != nil {
+                               return err
+                       }
+                       ctxlog.FromContext(ctx).WithField("HMAC", hmac).Debug("(*oidcTokenAuthorizer)registerToken: api_client_authorizations row inserted by another thread")
+               } else if err != nil {
+                       ctxlog.FromContext(ctx).Errorf("%#v", err)
                        return fmt.Errorf("error adding OIDC access token to database: %w", err)
+               } else {
+                       ctxlog.FromContext(ctx).WithFields(logrus.Fields{"UUID": aca.UUID, "HMAC": hmac}).Debug("(*oidcTokenAuthorizer)registerToken: inserted api_client_authorizations row")
                }
-               aca.APIToken = hmac
-               ctxlog.FromContext(ctx).WithFields(logrus.Fields{"UUID": aca.UUID, "HMAC": hmac}).Debug("(*oidcTokenAuthorizer)registerToken: inserted api_client_authorizations row")
        }
        err = tx.Commit()
        if err != nil {
                return err
        }
-       aca.ExpiresAt = exp.Format(time.RFC3339Nano)
-       ta.cache.Add(tok, aca)
+       ta.cache.Add(tok, arvados.APIClientAuthorization{ExpiresAt: exp})
        return nil
 }