mirror of
https://github.com/prometheus/prometheus.git
synced 2024-12-30 07:59:40 -08:00
111 lines
3.9 KiB
Go
111 lines
3.9 KiB
Go
/*
|
|
Copyright 2015 The Kubernetes 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.
|
|
*/
|
|
|
|
package transport
|
|
|
|
import (
|
|
"context"
|
|
"crypto/tls"
|
|
"net"
|
|
"net/http"
|
|
)
|
|
|
|
// Config holds various options for establishing a transport.
|
|
type Config struct {
|
|
// UserAgent is an optional field that specifies the caller of this
|
|
// request.
|
|
UserAgent string
|
|
|
|
// The base TLS configuration for this transport.
|
|
TLS TLSConfig
|
|
|
|
// Username and password for basic authentication
|
|
Username string
|
|
Password string
|
|
|
|
// Bearer token for authentication
|
|
BearerToken string
|
|
|
|
// Impersonate is the config that this Config will impersonate using
|
|
Impersonate ImpersonationConfig
|
|
|
|
// Transport may be used for custom HTTP behavior. This attribute may
|
|
// not be specified with the TLS client certificate options. Use
|
|
// WrapTransport for most client level operations.
|
|
Transport http.RoundTripper
|
|
|
|
// WrapTransport will be invoked for custom HTTP behavior after the
|
|
// underlying transport is initialized (either the transport created
|
|
// from TLSClientConfig, Transport, or http.DefaultTransport). The
|
|
// config may layer other RoundTrippers on top of the returned
|
|
// RoundTripper.
|
|
WrapTransport func(rt http.RoundTripper) http.RoundTripper
|
|
|
|
// Dial specifies the dial function for creating unencrypted TCP connections.
|
|
Dial func(ctx context.Context, network, address string) (net.Conn, error)
|
|
}
|
|
|
|
// ImpersonationConfig has all the available impersonation options
|
|
type ImpersonationConfig struct {
|
|
// UserName matches user.Info.GetName()
|
|
UserName string
|
|
// Groups matches user.Info.GetGroups()
|
|
Groups []string
|
|
// Extra matches user.Info.GetExtra()
|
|
Extra map[string][]string
|
|
}
|
|
|
|
// HasCA returns whether the configuration has a certificate authority or not.
|
|
func (c *Config) HasCA() bool {
|
|
return len(c.TLS.CAData) > 0 || len(c.TLS.CAFile) > 0
|
|
}
|
|
|
|
// HasBasicAuth returns whether the configuration has basic authentication or not.
|
|
func (c *Config) HasBasicAuth() bool {
|
|
return len(c.Username) != 0
|
|
}
|
|
|
|
// HasTokenAuth returns whether the configuration has token authentication or not.
|
|
func (c *Config) HasTokenAuth() bool {
|
|
return len(c.BearerToken) != 0
|
|
}
|
|
|
|
// HasCertAuth returns whether the configuration has certificate authentication or not.
|
|
func (c *Config) HasCertAuth() bool {
|
|
return (len(c.TLS.CertData) != 0 || len(c.TLS.CertFile) != 0) && (len(c.TLS.KeyData) != 0 || len(c.TLS.KeyFile) != 0)
|
|
}
|
|
|
|
// HasCertCallbacks returns whether the configuration has certificate callback or not.
|
|
func (c *Config) HasCertCallback() bool {
|
|
return c.TLS.GetCert != nil
|
|
}
|
|
|
|
// TLSConfig holds the information needed to set up a TLS transport.
|
|
type TLSConfig struct {
|
|
CAFile string // Path of the PEM-encoded server trusted root certificates.
|
|
CertFile string // Path of the PEM-encoded client certificate.
|
|
KeyFile string // Path of the PEM-encoded client key.
|
|
|
|
Insecure bool // Server should be accessed without verifying the certificate. For testing only.
|
|
ServerName string // Override for the server name passed to the server for SNI and used to verify certificates.
|
|
|
|
CAData []byte // Bytes of the PEM-encoded server trusted root certificates. Supercedes CAFile.
|
|
CertData []byte // Bytes of the PEM-encoded client certificate. Supercedes CertFile.
|
|
KeyData []byte // Bytes of the PEM-encoded client key. Supercedes KeyFile.
|
|
|
|
GetCert func() (*tls.Certificate, error) // Callback that returns a TLS client certificate. CertData, CertFile, KeyData and KeyFile supercede this field.
|
|
}
|