/
auth_grpc.go
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/
auth_grpc.go
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/*
* Copyright 2018- The Pixie Authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
*/
package controllers
import (
"context"
"errors"
"fmt"
"github.com/spf13/viper"
"google.golang.org/grpc/metadata"
"px.dev/pixie/src/api/proto/cloudpb"
"px.dev/pixie/src/cloud/auth/authpb"
)
// AuthServer logs users
type AuthServer struct {
AuthClient authpb.AuthServiceClient
}
// Login logs the user in by taking an access token from the auth provider, or using an API key.
func (a *AuthServer) Login(ctx context.Context, req *cloudpb.LoginRequest) (*cloudpb.LoginReply, error) {
serviceAuthToken, err := getServiceCredentials(viper.GetString("jwt_signing_key"))
if err != nil {
return nil, err
}
aCtx := metadata.AppendToOutgoingContext(ctx, "authorization",
fmt.Sprintf("bearer %s", serviceAuthToken))
var token string
var expiresAt int64
// Use access token to login, if specified.
if req.AccessToken != "" {
resp, err := a.AuthClient.Login(aCtx, &authpb.LoginRequest{
AccessToken: req.AccessToken,
})
if err == nil {
token = resp.Token
expiresAt = resp.ExpiresAt
}
}
md, mdOK := metadata.FromIncomingContext(ctx)
apiKey := md.Get("pixie-api-key")
// If API key is in headers, try to login with API key.
if token == "" && mdOK && len(apiKey) == 1 {
apiKeyResp, err := a.AuthClient.GetAugmentedTokenForAPIKey(aCtx, &authpb.GetAugmentedTokenForAPIKeyRequest{
APIKey: apiKey[0],
})
if err == nil {
token = apiKeyResp.Token
expiresAt = apiKeyResp.ExpiresAt
}
}
if token == "" {
return nil, errors.New("Unauthorized")
}
return &cloudpb.LoginReply{
Token: token,
ExpiresAt: expiresAt,
}, nil
}