mirror of
https://github.com/gravitational/teleport.git
synced 2026-11-02 06:08:23 +08:00
114 lines
2.8 KiB
Go
114 lines
2.8 KiB
Go
/*
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Copyright 2019-2021 Gravitational, Inc.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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package sshutils
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import (
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"crypto"
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"crypto/ecdsa"
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"crypto/ed25519"
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"crypto/elliptic"
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"crypto/rand"
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"crypto/rsa"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"golang.org/x/crypto/ssh"
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"github.com/gravitational/teleport/api/constants"
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)
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// TestCheckerValidateFIPS makes sure the public key is a valid algorithm
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// that Teleport supports while in FIPS mode.
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func TestCheckerValidateFIPS(t *testing.T) {
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regularChecker := CertChecker{}
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fipsChecker := CertChecker{
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FIPS: true,
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}
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//nolint:forbidigo // Generating RSA keys allowed for key check test.
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rsaKey, err := rsa.GenerateKey(rand.Reader, constants.RSAKeySize)
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require.NoError(t, err)
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//nolint:forbidigo // Generating RSA keys allowed for key check test.
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smallRSAKey, err := rsa.GenerateKey(rand.Reader, 1024)
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require.NoError(t, err)
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ellipticKeyP224, err := ecdsa.GenerateKey(elliptic.P224(), rand.Reader)
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require.NoError(t, err)
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ellipticKeyP256, err := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
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require.NoError(t, err)
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ellipticKeyP384, err := ecdsa.GenerateKey(elliptic.P384(), rand.Reader)
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require.NoError(t, err)
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_, ed25519Key, err := ed25519.GenerateKey(rand.Reader)
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require.NoError(t, err)
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for _, tc := range []struct {
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desc string
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key crypto.Signer
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expectSSHError bool
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expectFIPSError bool
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}{
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{
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desc: "RSA2048",
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key: rsaKey,
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},
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{
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desc: "RSA1024",
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key: smallRSAKey,
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expectFIPSError: true,
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},
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{
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desc: "ECDSAP224",
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key: ellipticKeyP224,
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expectSSHError: true,
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expectFIPSError: true,
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},
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{
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desc: "ECDSAP256",
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key: ellipticKeyP256,
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},
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{
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desc: "ECDSAP384",
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key: ellipticKeyP384,
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},
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{
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desc: "Ed25519",
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key: ed25519Key,
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expectFIPSError: true,
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},
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} {
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t.Run(tc.desc, func(t *testing.T) {
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cryptoKey := tc.key.Public()
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sshKey, err := ssh.NewPublicKey(cryptoKey)
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if tc.expectSSHError {
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require.Error(t, err)
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} else {
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require.NoError(t, err)
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}
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err = regularChecker.validateFIPS(sshKey)
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assert.NoError(t, err)
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err = fipsChecker.validateFIPS(sshKey)
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if tc.expectFIPSError {
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assert.Error(t, err)
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} else {
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assert.NoError(t, err)
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}
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})
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}
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}
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