portainer/api/http/proxy/factory/kubernetes.go

110 lines
3.4 KiB
Go

package factory
import (
"fmt"
"net/http"
"net/url"
"github.com/portainer/portainer/api/http/proxy/factory/kubernetes"
portainer "github.com/portainer/portainer/api"
"github.com/portainer/portainer/api/crypto"
)
func (factory *ProxyFactory) newKubernetesProxy(endpoint *portainer.Endpoint) (http.Handler, error) {
switch endpoint.Type {
case portainer.KubernetesLocalEnvironment:
return factory.newKubernetesLocalProxy(endpoint)
case portainer.EdgeAgentOnKubernetesEnvironment:
return factory.newKubernetesEdgeHTTPProxy(endpoint)
}
return factory.newKubernetesAgentHTTPSProxy(endpoint)
}
func (factory *ProxyFactory) newKubernetesLocalProxy(endpoint *portainer.Endpoint) (http.Handler, error) {
remoteURL, err := url.Parse(endpoint.URL)
if err != nil {
return nil, err
}
kubecli, err := factory.kubernetesClientFactory.GetKubeClient(endpoint)
if err != nil {
return nil, err
}
tokenCache := factory.kubernetesTokenCacheManager.CreateTokenCache(int(endpoint.ID))
tokenManager, err := kubernetes.NewTokenManager(kubecli, factory.dataStore, tokenCache, true)
if err != nil {
return nil, err
}
transport, err := kubernetes.NewLocalTransport(tokenManager, endpoint, factory.kubernetesClientFactory, factory.dataStore)
if err != nil {
return nil, err
}
proxy := newSingleHostReverseProxyWithHostHeader(remoteURL)
proxy.Transport = transport
return proxy, nil
}
func (factory *ProxyFactory) newKubernetesEdgeHTTPProxy(endpoint *portainer.Endpoint) (http.Handler, error) {
tunnel := factory.reverseTunnelService.GetTunnelDetails(endpoint.ID)
rawURL := fmt.Sprintf("http://localhost:%d", tunnel.Port)
endpointURL, err := url.Parse(rawURL)
if err != nil {
return nil, err
}
kubecli, err := factory.kubernetesClientFactory.GetKubeClient(endpoint)
if err != nil {
return nil, err
}
tokenCache := factory.kubernetesTokenCacheManager.CreateTokenCache(int(endpoint.ID))
tokenManager, err := kubernetes.NewTokenManager(kubecli, factory.dataStore, tokenCache, false)
if err != nil {
return nil, err
}
endpointURL.Scheme = "http"
proxy := newSingleHostReverseProxyWithHostHeader(endpointURL)
proxy.Transport = kubernetes.NewEdgeTransport(factory.dataStore, factory.signatureService, factory.reverseTunnelService, endpoint, tokenManager, factory.kubernetesClientFactory)
return proxy, nil
}
func (factory *ProxyFactory) newKubernetesAgentHTTPSProxy(endpoint *portainer.Endpoint) (http.Handler, error) {
endpointURL := fmt.Sprintf("https://%s", endpoint.URL)
remoteURL, err := url.Parse(endpointURL)
if err != nil {
return nil, err
}
remoteURL.Scheme = "https"
kubecli, err := factory.kubernetesClientFactory.GetKubeClient(endpoint)
if err != nil {
return nil, err
}
tlsConfig, err := crypto.CreateTLSConfigurationFromDisk(endpoint.TLSConfig.TLSCACertPath, endpoint.TLSConfig.TLSCertPath, endpoint.TLSConfig.TLSKeyPath, endpoint.TLSConfig.TLSSkipVerify)
if err != nil {
return nil, err
}
tokenCache := factory.kubernetesTokenCacheManager.CreateTokenCache(int(endpoint.ID))
tokenManager, err := kubernetes.NewTokenManager(kubecli, factory.dataStore, tokenCache, false)
if err != nil {
return nil, err
}
proxy := newSingleHostReverseProxyWithHostHeader(remoteURL)
proxy.Transport = kubernetes.NewAgentTransport(factory.signatureService, tlsConfig, tokenManager, endpoint, factory.kubernetesClientFactory, factory.dataStore)
return proxy, nil
}