authorize: client cert fingerprint in set_request_headers (#4447)

Add support for a new token $pomerium.client_cert_fingerprint in the
set_request_headers option. This token will be replaced with the SHA-256
hash of the presented leaf client certificate.
This commit is contained in:
Kenneth Jenkins 2023-08-09 08:34:51 -07:00 committed by GitHub
parent de68e37bc3
commit f7e0b61c03
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4 changed files with 54 additions and 18 deletions

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@ -17,21 +17,22 @@ import (
// HeadersRequest is the input to the headers.rego script.
type HeadersRequest struct {
EnableGoogleCloudServerlessAuthentication bool `json:"enable_google_cloud_serverless_authentication"`
EnableRoutingKey bool `json:"enable_routing_key"`
Issuer string `json:"issuer"`
KubernetesServiceAccountToken string `json:"kubernetes_service_account_token"`
ToAudience string `json:"to_audience"`
Session RequestSession `json:"session"`
PassAccessToken bool `json:"pass_access_token"`
PassIDToken bool `json:"pass_id_token"`
SetRequestHeaders map[string]string `json:"set_request_headers"`
EnableGoogleCloudServerlessAuthentication bool `json:"enable_google_cloud_serverless_authentication"`
EnableRoutingKey bool `json:"enable_routing_key"`
Issuer string `json:"issuer"`
KubernetesServiceAccountToken string `json:"kubernetes_service_account_token"`
ToAudience string `json:"to_audience"`
Session RequestSession `json:"session"`
ClientCertificate ClientCertificateInfo `json:"client_certificate"`
PassAccessToken bool `json:"pass_access_token"`
PassIDToken bool `json:"pass_id_token"`
SetRequestHeaders map[string]string `json:"set_request_headers"`
}
// NewHeadersRequestFromPolicy creates a new HeadersRequest from a policy.
func NewHeadersRequestFromPolicy(policy *config.Policy, hostname string) *HeadersRequest {
func NewHeadersRequestFromPolicy(policy *config.Policy, http RequestHTTP) *HeadersRequest {
input := new(HeadersRequest)
input.Issuer = hostname
input.Issuer = http.Hostname
if policy != nil {
input.EnableGoogleCloudServerlessAuthentication = policy.EnableGoogleCloudServerlessAuthentication
input.EnableRoutingKey = policy.EnvoyOpts.GetLbPolicy() == envoy_config_cluster_v3.Cluster_RING_HASH ||
@ -42,6 +43,7 @@ func NewHeadersRequestFromPolicy(policy *config.Policy, hostname string) *Header
}
input.PassAccessToken = policy.GetSetAuthorizationHeader() == configpb.Route_ACCESS_TOKEN
input.PassIDToken = policy.GetSetAuthorizationHeader() == configpb.Route_ID_TOKEN
input.ClientCertificate = http.ClientCertificate
input.SetRequestHeaders = policy.SetRequestHeaders
}
return input