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https://github.com/rocky-linux/peridot.git
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ad0f7a5305
Upgrade to Go 1.20.5, Hydra v2 SDK, rules-go v0.44.2 (with proper resolves), protobuf v25.3 and mass upgrade of Go dependencies.
80 lines
2.8 KiB
Go
80 lines
2.8 KiB
Go
/*
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*
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* Copyright 2021 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package s2a
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import (
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"context"
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"errors"
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commonpb "github.com/google/s2a-go/internal/proto/common_go_proto"
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"google.golang.org/grpc/credentials"
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"google.golang.org/grpc/peer"
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)
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// AuthInfo exposes security information from the S2A to the application.
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type AuthInfo interface {
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// AuthType returns the authentication type.
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AuthType() string
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// ApplicationProtocol returns the application protocol, e.g. "grpc".
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ApplicationProtocol() string
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// TLSVersion returns the TLS version negotiated during the handshake.
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TLSVersion() commonpb.TLSVersion
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// Ciphersuite returns the ciphersuite negotiated during the handshake.
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Ciphersuite() commonpb.Ciphersuite
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// PeerIdentity returns the authenticated identity of the peer.
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PeerIdentity() *commonpb.Identity
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// LocalIdentity returns the local identity of the application used during
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// session setup.
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LocalIdentity() *commonpb.Identity
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// PeerCertFingerprint returns the SHA256 hash of the peer certificate used in
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// the S2A handshake.
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PeerCertFingerprint() []byte
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// LocalCertFingerprint returns the SHA256 hash of the local certificate used
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// in the S2A handshake.
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LocalCertFingerprint() []byte
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// IsHandshakeResumed returns true if a cached session was used to resume
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// the handshake.
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IsHandshakeResumed() bool
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// SecurityLevel returns the security level of the connection.
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SecurityLevel() credentials.SecurityLevel
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}
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// AuthInfoFromPeer extracts the authinfo.S2AAuthInfo object from the given
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// peer, if it exists. This API should be used by gRPC clients after
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// obtaining a peer object using the grpc.Peer() CallOption.
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func AuthInfoFromPeer(p *peer.Peer) (AuthInfo, error) {
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s2aAuthInfo, ok := p.AuthInfo.(AuthInfo)
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if !ok {
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return nil, errors.New("no S2AAuthInfo found in Peer")
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}
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return s2aAuthInfo, nil
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}
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// AuthInfoFromContext extracts the authinfo.S2AAuthInfo object from the given
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// context, if it exists. This API should be used by gRPC server RPC handlers
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// to get information about the peer. On the client-side, use the grpc.Peer()
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// CallOption and the AuthInfoFromPeer function.
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func AuthInfoFromContext(ctx context.Context) (AuthInfo, error) {
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p, ok := peer.FromContext(ctx)
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if !ok {
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return nil, errors.New("no Peer found in Context")
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}
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return AuthInfoFromPeer(p)
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}
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