69 lines
2.0 KiB
Go
69 lines
2.0 KiB
Go
package kubernetes
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import (
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"crypto/tls"
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"net/http"
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"strings"
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portainer "github.com/portainer/portainer/api"
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"github.com/portainer/portainer/api/dataservices"
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"github.com/portainer/portainer/api/kubernetes/cli"
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)
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type agentTransport struct {
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*baseTransport
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signatureService portainer.DigitalSignatureService
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}
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// NewAgentTransport returns a new transport that can be used to send signed requests to a Portainer agent
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func NewAgentTransport(signatureService portainer.DigitalSignatureService, tlsConfig *tls.Config, tokenManager *tokenManager, endpoint *portainer.Endpoint, k8sClientFactory *cli.ClientFactory, dataStore dataservices.DataStore, jwtService portainer.JWTService) *agentTransport {
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transport := &agentTransport{
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baseTransport: newBaseTransport(
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&http.Transport{
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TLSClientConfig: tlsConfig,
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},
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tokenManager,
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endpoint,
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k8sClientFactory,
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dataStore,
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jwtService,
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),
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signatureService: signatureService,
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}
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return transport
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}
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// RoundTrip is the implementation of the the http.RoundTripper interface
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func (transport *agentTransport) RoundTrip(request *http.Request) (*http.Response, error) {
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token, err := transport.getRoundTripToken(request, transport.tokenManager)
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if err != nil {
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return nil, err
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}
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request.Header.Set(portainer.PortainerAgentKubernetesSATokenHeader, token)
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if strings.HasPrefix(request.URL.Path, "/v2") {
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err := decorateAgentRequest(request, transport.dataStore)
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if err != nil {
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return nil, err
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}
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}
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signature, err := transport.signatureService.CreateSignature(portainer.PortainerAgentSignatureMessage)
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if err != nil {
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return nil, err
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}
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request.Header.Set(portainer.PortainerAgentPublicKeyHeader, transport.signatureService.EncodedPublicKey())
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request.Header.Set(portainer.PortainerAgentSignatureHeader, signature)
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response, err := transport.baseTransport.RoundTrip(request)
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if err != nil {
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return response, err
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}
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response.Header.Set(portainer.PortainerCacheHeader, "true")
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return response, err
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}
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