2020-06-21 06:32:08 -04:00
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package headscale
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import (
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2021-12-22 21:43:53 -05:00
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"bytes"
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2020-06-21 06:32:08 -04:00
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"encoding/binary"
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"encoding/json"
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"fmt"
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2021-12-22 21:43:53 -05:00
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"html/template"
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2020-06-21 06:32:08 -04:00
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"net/http"
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2021-10-08 05:43:52 -04:00
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"strings"
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2020-06-21 06:32:08 -04:00
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"time"
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2022-06-20 06:30:41 -04:00
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"github.com/gorilla/mux"
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2020-06-21 06:32:08 -04:00
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"github.com/klauspost/compress/zstd"
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2021-11-13 03:39:04 -05:00
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"github.com/rs/zerolog/log"
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2020-06-21 06:32:08 -04:00
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"tailscale.com/tailcfg"
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2021-11-26 18:30:42 -05:00
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"tailscale.com/types/key"
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2020-06-21 06:32:08 -04:00
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)
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2021-11-18 03:49:55 -05:00
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const (
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2022-08-12 03:36:17 -04:00
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// TODO(juan): remove this once https://github.com/juanfont/headscale/issues/727 is fixed.
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2022-08-12 03:02:58 -04:00
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registrationHoldoff = time.Second * 5
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2021-11-22 14:32:52 -05:00
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reservedResponseHeaderSize = 4
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2022-02-27 12:48:12 -05:00
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RegisterMethodAuthKey = "authkey"
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2021-11-22 14:32:52 -05:00
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RegisterMethodOIDC = "oidc"
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RegisterMethodCLI = "cli"
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ErrRegisterMethodCLIDoesNotSupportExpire = Error(
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"machines registered with CLI does not support expire",
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)
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2022-08-13 05:24:05 -04:00
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// The CapabilityVersion is used by Tailscale clients to indicate
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// their codebase version. Tailscale clients can communicate over TS2021
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// from CapabilityVersion 28.
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// See https://github.com/tailscale/tailscale/blob/main/tailcfg/tailcfg.go
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NoiseCapabilityVersion = 28
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2021-11-18 03:49:55 -05:00
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)
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2021-11-14 12:31:51 -05:00
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2022-07-06 07:39:10 -04:00
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func (h *Headscale) HealthHandler(
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writer http.ResponseWriter,
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req *http.Request,
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) {
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respond := func(err error) {
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writer.Header().Set("Content-Type", "application/health+json; charset=utf-8")
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res := struct {
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Status string `json:"status"`
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}{
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Status: "pass",
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}
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if err != nil {
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writer.WriteHeader(http.StatusInternalServerError)
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log.Error().Caller().Err(err).Msg("health check failed")
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res.Status = "fail"
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}
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buf, err := json.Marshal(res)
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if err != nil {
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log.Error().Caller().Err(err).Msg("marshal failed")
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}
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_, err = writer.Write(buf)
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if err != nil {
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log.Error().Caller().Err(err).Msg("write failed")
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}
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}
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if err := h.pingDB(); err != nil {
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respond(err)
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return
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}
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respond(nil)
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}
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2021-12-22 21:43:53 -05:00
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type registerWebAPITemplateConfig struct {
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Key string
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}
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2021-02-27 18:58:09 -05:00
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2021-12-22 21:43:53 -05:00
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var registerWebAPITemplate = template.Must(
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2022-03-08 03:34:46 -05:00
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template.New("registerweb").Parse(`
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<html>
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<head>
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<title>Registration - Headscale</title>
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</head>
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<body>
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<h1>headscale</h1>
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<h2>Machine registration</h2>
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<p>
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Run the command below in the headscale server to add this machine to your network:
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</p>
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<pre><code>headscale -n NAMESPACE nodes register --key {{.Key}}</code></pre>
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2021-02-27 18:58:09 -05:00
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</body>
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2022-03-08 03:34:46 -05:00
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</html>
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`))
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2021-12-22 21:43:53 -05:00
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// RegisterWebAPI shows a simple message in the browser to point to the CLI
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2022-08-11 06:11:02 -04:00
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// Listens in /register/:nkey.
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2022-08-11 06:16:50 -04:00
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//
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// This is not part of the Tailscale control API, as we could send whatever URL
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// in the RegisterResponse.AuthURL field.
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2022-06-17 10:48:04 -04:00
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func (h *Headscale) RegisterWebAPI(
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writer http.ResponseWriter,
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req *http.Request,
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) {
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2022-08-11 06:11:02 -04:00
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vars := mux.Vars(req)
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nodeKeyStr, ok := vars["nkey"]
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if !ok || nodeKeyStr == "" {
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2022-06-26 05:55:37 -04:00
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writer.Header().Set("Content-Type", "text/plain; charset=utf-8")
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writer.WriteHeader(http.StatusBadRequest)
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2022-06-26 06:21:35 -04:00
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_, err := writer.Write([]byte("Wrong params"))
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if err != nil {
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log.Error().
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Caller().
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Err(err).
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Msg("Failed to write response")
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}
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2021-12-22 21:43:53 -05:00
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return
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}
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var content bytes.Buffer
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if err := registerWebAPITemplate.Execute(&content, registerWebAPITemplateConfig{
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2022-08-10 09:35:26 -04:00
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Key: nodeKeyStr,
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2021-12-22 21:43:53 -05:00
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}); err != nil {
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log.Error().
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Str("func", "RegisterWebAPI").
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Err(err).
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Msg("Could not render register web API template")
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writer.Header().Set("Content-Type", "text/plain; charset=utf-8")
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writer.WriteHeader(http.StatusInternalServerError)
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2022-06-26 06:21:35 -04:00
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_, err = writer.Write([]byte("Could not render register web API template"))
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if err != nil {
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log.Error().
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Caller().
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Err(err).
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Msg("Failed to write response")
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}
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2022-06-26 05:55:37 -04:00
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return
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2021-12-22 21:43:53 -05:00
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}
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2021-05-24 15:59:03 -04:00
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2022-06-26 05:55:37 -04:00
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writer.Header().Set("Content-Type", "text/html; charset=utf-8")
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writer.WriteHeader(http.StatusOK)
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2022-06-26 06:21:35 -04:00
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_, err := writer.Write(content.Bytes())
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if err != nil {
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log.Error().
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Caller().
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Err(err).
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Msg("Failed to write response")
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}
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2021-02-27 18:58:09 -05:00
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}
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2022-08-13 21:20:53 -04:00
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func (h *Headscale) getLegacyMapResponseData(
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machineKey key.MachinePublic,
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mapRequest tailcfg.MapRequest,
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machine *Machine,
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) ([]byte, error) {
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2022-08-13 21:20:53 -04:00
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resp, err := h.generateMapResponse(mapRequest, machine)
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if err != nil {
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return nil, err
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}
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var respBody []byte
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2022-08-14 11:04:07 -04:00
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if mapRequest.Compress == ZstdCompression {
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2022-08-13 21:20:53 -04:00
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src, err := json.Marshal(resp)
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if err != nil {
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log.Error().
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Caller().
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Str("func", "getMapResponse").
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Err(err).
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Msg("Failed to marshal response for the client")
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return nil, err
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}
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encoder, _ := zstd.NewWriter(nil)
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srcCompressed := encoder.EncodeAll(src, nil)
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respBody = h.privateKey.SealTo(machineKey, srcCompressed)
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} else {
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respBody, err = encode(resp, &machineKey, h.privateKey)
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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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// declare the incoming size on the first 4 bytes
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data := make([]byte, reservedResponseHeaderSize)
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binary.LittleEndian.PutUint32(data, uint32(len(respBody)))
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data = append(data, respBody...)
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return data, nil
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}
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2021-11-17 17:39:41 -05:00
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func (h *Headscale) handleMachineLogOut(
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2022-06-26 05:55:37 -04:00
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writer http.ResponseWriter,
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req *http.Request,
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2021-11-26 18:30:42 -05:00
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machineKey key.MachinePublic,
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2021-11-17 17:39:41 -05:00
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machine Machine,
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) {
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resp := tailcfg.RegisterResponse{}
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log.Info().
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2022-04-24 15:54:38 -04:00
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Str("machine", machine.Hostname).
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2021-11-17 17:39:41 -05:00
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Msg("Client requested logout")
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2022-06-26 06:30:52 -04:00
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err := h.ExpireMachine(&machine)
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if err != nil {
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log.Error().
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Caller().
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Str("func", "handleMachineLogOut").
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Err(err).
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Msg("Failed to expire machine")
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http.Error(writer, "Internal server error", http.StatusInternalServerError)
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return
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}
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2021-11-17 17:39:41 -05:00
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resp.AuthURL = ""
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resp.MachineAuthorized = false
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resp.User = *machine.Namespace.toUser()
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2021-11-24 07:15:55 -05:00
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respBody, err := encode(resp, &machineKey, h.privateKey)
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2021-11-17 17:39:41 -05:00
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if err != nil {
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log.Error().
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2021-11-26 18:30:42 -05:00
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Caller().
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2021-11-17 17:39:41 -05:00
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Err(err).
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Msg("Cannot encode message")
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2022-06-26 05:55:37 -04:00
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http.Error(writer, "Internal server error", http.StatusInternalServerError)
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2021-11-17 17:39:41 -05:00
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return
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}
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2022-06-20 06:30:41 -04:00
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2022-06-26 05:55:37 -04:00
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writer.Header().Set("Content-Type", "application/json; charset=utf-8")
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writer.WriteHeader(http.StatusOK)
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2022-06-26 06:21:35 -04:00
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_, err = writer.Write(respBody)
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if err != nil {
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log.Error().
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Caller().
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Err(err).
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Msg("Failed to write response")
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}
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2021-11-17 17:39:41 -05:00
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}
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func (h *Headscale) handleMachineValidRegistration(
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2022-06-26 05:55:37 -04:00
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writer http.ResponseWriter,
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req *http.Request,
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2021-11-26 18:30:42 -05:00
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machineKey key.MachinePublic,
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2021-11-17 17:39:41 -05:00
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machine Machine,
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) {
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resp := tailcfg.RegisterResponse{}
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// The machine registration is valid, respond with redirect to /map
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log.Debug().
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2022-04-24 15:54:38 -04:00
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Str("machine", machine.Hostname).
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2021-11-17 17:39:41 -05:00
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Msg("Client is registered and we have the current NodeKey. All clear to /map")
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resp.AuthURL = ""
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resp.MachineAuthorized = true
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resp.User = *machine.Namespace.toUser()
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resp.Login = *machine.Namespace.toLogin()
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2021-11-24 07:15:55 -05:00
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respBody, err := encode(resp, &machineKey, h.privateKey)
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2021-11-17 17:39:41 -05:00
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if err != nil {
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log.Error().
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2021-11-26 18:30:42 -05:00
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Caller().
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2021-11-17 17:39:41 -05:00
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Err(err).
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Msg("Cannot encode message")
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machineRegistrations.WithLabelValues("update", "web", "error", machine.Namespace.Name).
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Inc()
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2022-06-26 05:55:37 -04:00
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http.Error(writer, "Internal server error", http.StatusInternalServerError)
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2021-11-17 17:39:41 -05:00
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return
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}
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machineRegistrations.WithLabelValues("update", "web", "success", machine.Namespace.Name).
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Inc()
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2022-06-20 06:30:41 -04:00
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2022-06-26 05:55:37 -04:00
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writer.Header().Set("Content-Type", "application/json; charset=utf-8")
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writer.WriteHeader(http.StatusOK)
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2022-06-26 06:21:35 -04:00
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_, err = writer.Write(respBody)
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if err != nil {
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log.Error().
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Caller().
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Err(err).
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Msg("Failed to write response")
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}
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2021-11-17 17:39:41 -05:00
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}
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func (h *Headscale) handleMachineExpired(
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2022-06-26 05:55:37 -04:00
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writer http.ResponseWriter,
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req *http.Request,
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2021-11-26 18:30:42 -05:00
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machineKey key.MachinePublic,
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2021-11-24 07:15:55 -05:00
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registerRequest tailcfg.RegisterRequest,
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2021-11-17 17:39:41 -05:00
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machine Machine,
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) {
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resp := tailcfg.RegisterResponse{}
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// The client has registered before, but has expired
|
|
|
|
|
log.Debug().
|
2022-04-24 15:54:38 -04:00
|
|
|
Str("machine", machine.Hostname).
|
2021-11-17 17:39:41 -05:00
|
|
|
Msg("Machine registration has expired. Sending a authurl to register")
|
|
|
|
|
|
2021-11-24 07:15:32 -05:00
|
|
|
if registerRequest.Auth.AuthKey != "" {
|
2022-06-26 05:55:37 -04:00
|
|
|
h.handleAuthKey(writer, req, machineKey, registerRequest)
|
2021-11-24 07:15:32 -05:00
|
|
|
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
|
2021-11-17 17:39:41 -05:00
|
|
|
if h.cfg.OIDC.Issuer != "" {
|
|
|
|
|
resp.AuthURL = fmt.Sprintf("%s/oidc/register/%s",
|
2022-08-14 06:10:20 -04:00
|
|
|
strings.TrimSuffix(h.cfg.ServerURL, "/"),
|
|
|
|
|
NodePublicKeyStripPrefix(registerRequest.NodeKey))
|
2021-11-17 17:39:41 -05:00
|
|
|
} else {
|
2022-08-13 15:17:05 -04:00
|
|
|
resp.AuthURL = fmt.Sprintf("%s/register/%s",
|
2022-08-14 06:10:20 -04:00
|
|
|
strings.TrimSuffix(h.cfg.ServerURL, "/"),
|
|
|
|
|
NodePublicKeyStripPrefix(registerRequest.NodeKey))
|
2021-11-17 17:39:41 -05:00
|
|
|
}
|
|
|
|
|
|
2021-11-24 07:15:32 -05:00
|
|
|
respBody, err := encode(resp, &machineKey, h.privateKey)
|
2021-11-17 17:39:41 -05:00
|
|
|
if err != nil {
|
|
|
|
|
log.Error().
|
2021-11-26 18:30:42 -05:00
|
|
|
Caller().
|
2021-11-17 17:39:41 -05:00
|
|
|
Err(err).
|
|
|
|
|
Msg("Cannot encode message")
|
2021-11-22 14:32:11 -05:00
|
|
|
machineRegistrations.WithLabelValues("reauth", "web", "error", machine.Namespace.Name).
|
2021-11-17 17:39:41 -05:00
|
|
|
Inc()
|
2022-06-26 05:55:37 -04:00
|
|
|
http.Error(writer, "Internal server error", http.StatusInternalServerError)
|
2021-11-17 17:39:41 -05:00
|
|
|
|
|
|
|
|
return
|
|
|
|
|
}
|
2021-11-22 14:32:11 -05:00
|
|
|
machineRegistrations.WithLabelValues("reauth", "web", "success", machine.Namespace.Name).
|
2021-11-17 17:39:41 -05:00
|
|
|
Inc()
|
2022-06-20 06:30:41 -04:00
|
|
|
|
2022-06-26 05:55:37 -04:00
|
|
|
writer.Header().Set("Content-Type", "application/json; charset=utf-8")
|
|
|
|
|
writer.WriteHeader(http.StatusOK)
|
2022-06-26 06:21:35 -04:00
|
|
|
_, err = writer.Write(respBody)
|
|
|
|
|
if err != nil {
|
|
|
|
|
log.Error().
|
|
|
|
|
Caller().
|
|
|
|
|
Err(err).
|
|
|
|
|
Msg("Failed to write response")
|
|
|
|
|
}
|
2021-11-17 17:39:41 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func (h *Headscale) handleMachineRefreshKey(
|
2022-06-26 05:55:37 -04:00
|
|
|
writer http.ResponseWriter,
|
|
|
|
|
req *http.Request,
|
2021-11-26 18:30:42 -05:00
|
|
|
machineKey key.MachinePublic,
|
2021-11-22 14:35:24 -05:00
|
|
|
registerRequest tailcfg.RegisterRequest,
|
2021-11-17 17:39:41 -05:00
|
|
|
machine Machine,
|
|
|
|
|
) {
|
|
|
|
|
resp := tailcfg.RegisterResponse{}
|
|
|
|
|
|
|
|
|
|
log.Debug().
|
2022-04-24 15:54:38 -04:00
|
|
|
Str("machine", machine.Hostname).
|
2021-11-17 17:39:41 -05:00
|
|
|
Msg("We have the OldNodeKey in the database. This is a key refresh")
|
2021-11-26 18:30:42 -05:00
|
|
|
machine.NodeKey = NodePublicKeyStripPrefix(registerRequest.NodeKey)
|
2022-05-30 09:39:24 -04:00
|
|
|
|
|
|
|
|
if err := h.db.Save(&machine).Error; err != nil {
|
|
|
|
|
log.Error().
|
|
|
|
|
Caller().
|
|
|
|
|
Err(err).
|
|
|
|
|
Msg("Failed to update machine key in the database")
|
2022-06-26 05:55:37 -04:00
|
|
|
http.Error(writer, "Internal server error", http.StatusInternalServerError)
|
2022-05-30 09:39:24 -04:00
|
|
|
|
|
|
|
|
return
|
|
|
|
|
}
|
2021-11-17 17:39:41 -05:00
|
|
|
|
|
|
|
|
resp.AuthURL = ""
|
|
|
|
|
resp.User = *machine.Namespace.toUser()
|
2021-11-24 07:15:55 -05:00
|
|
|
respBody, err := encode(resp, &machineKey, h.privateKey)
|
2021-11-17 17:39:41 -05:00
|
|
|
if err != nil {
|
|
|
|
|
log.Error().
|
2021-11-26 18:30:42 -05:00
|
|
|
Caller().
|
2021-11-17 17:39:41 -05:00
|
|
|
Err(err).
|
|
|
|
|
Msg("Cannot encode message")
|
2022-06-26 05:55:37 -04:00
|
|
|
http.Error(writer, "Internal server error", http.StatusInternalServerError)
|
2021-11-17 17:39:41 -05:00
|
|
|
|
|
|
|
|
return
|
|
|
|
|
}
|
2022-06-20 06:30:41 -04:00
|
|
|
|
2022-06-26 05:55:37 -04:00
|
|
|
writer.Header().Set("Content-Type", "application/json; charset=utf-8")
|
|
|
|
|
writer.WriteHeader(http.StatusOK)
|
2022-06-26 06:21:35 -04:00
|
|
|
_, err = writer.Write(respBody)
|
|
|
|
|
if err != nil {
|
|
|
|
|
log.Error().
|
|
|
|
|
Caller().
|
|
|
|
|
Err(err).
|
|
|
|
|
Msg("Failed to write response")
|
|
|
|
|
}
|
2021-11-17 17:39:41 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
func (h *Headscale) handleMachineRegistrationNew(
|
2022-06-26 05:55:37 -04:00
|
|
|
writer http.ResponseWriter,
|
|
|
|
|
req *http.Request,
|
2021-11-26 18:30:42 -05:00
|
|
|
machineKey key.MachinePublic,
|
2021-11-22 14:35:24 -05:00
|
|
|
registerRequest tailcfg.RegisterRequest,
|
2021-11-17 17:39:41 -05:00
|
|
|
) {
|
|
|
|
|
resp := tailcfg.RegisterResponse{}
|
|
|
|
|
|
|
|
|
|
// The machine registration is new, redirect the client to the registration URL
|
|
|
|
|
log.Debug().
|
2022-08-14 15:07:05 -04:00
|
|
|
Caller().
|
2022-02-28 03:06:39 -05:00
|
|
|
Str("machine", registerRequest.Hostinfo.Hostname).
|
2022-08-11 06:11:02 -04:00
|
|
|
Msg("The node seems to be new, sending auth url")
|
2021-11-17 17:39:41 -05:00
|
|
|
if h.cfg.OIDC.Issuer != "" {
|
|
|
|
|
resp.AuthURL = fmt.Sprintf(
|
|
|
|
|
"%s/oidc/register/%s",
|
|
|
|
|
strings.TrimSuffix(h.cfg.ServerURL, "/"),
|
2022-08-14 06:04:31 -04:00
|
|
|
NodePublicKeyStripPrefix(registerRequest.NodeKey),
|
2021-11-17 17:39:41 -05:00
|
|
|
)
|
|
|
|
|
} else {
|
2022-08-11 06:11:02 -04:00
|
|
|
resp.AuthURL = fmt.Sprintf("%s/register/%s",
|
2022-08-14 06:10:20 -04:00
|
|
|
strings.TrimSuffix(h.cfg.ServerURL, "/"),
|
|
|
|
|
NodePublicKeyStripPrefix(registerRequest.NodeKey))
|
2021-11-17 17:39:41 -05:00
|
|
|
}
|
|
|
|
|
|
2021-11-24 07:15:55 -05:00
|
|
|
respBody, err := encode(resp, &machineKey, h.privateKey)
|
2021-11-17 17:39:41 -05:00
|
|
|
if err != nil {
|
|
|
|
|
log.Error().
|
2021-11-26 18:30:42 -05:00
|
|
|
Caller().
|
2021-11-17 17:39:41 -05:00
|
|
|
Err(err).
|
|
|
|
|
Msg("Cannot encode message")
|
2022-06-26 05:55:37 -04:00
|
|
|
http.Error(writer, "Internal server error", http.StatusInternalServerError)
|
2021-11-17 17:39:41 -05:00
|
|
|
|
|
|
|
|
return
|
|
|
|
|
}
|
2022-06-20 06:30:41 -04:00
|
|
|
|
2022-06-26 05:55:37 -04:00
|
|
|
writer.Header().Set("Content-Type", "application/json; charset=utf-8")
|
|
|
|
|
writer.WriteHeader(http.StatusOK)
|
2022-06-26 06:21:35 -04:00
|
|
|
_, err = writer.Write(respBody)
|
|
|
|
|
if err != nil {
|
|
|
|
|
log.Error().
|
|
|
|
|
Caller().
|
|
|
|
|
Err(err).
|
|
|
|
|
Msg("Failed to write response")
|
|
|
|
|
}
|
2021-11-17 17:39:41 -05:00
|
|
|
}
|
|
|
|
|
|
2022-01-16 08:16:59 -05:00
|
|
|
// TODO: check if any locks are needed around IP allocation.
|
2021-10-22 12:56:00 -04:00
|
|
|
func (h *Headscale) handleAuthKey(
|
2022-06-26 05:55:37 -04:00
|
|
|
writer http.ResponseWriter,
|
|
|
|
|
req *http.Request,
|
2021-11-26 18:30:42 -05:00
|
|
|
machineKey key.MachinePublic,
|
2021-11-22 14:35:24 -05:00
|
|
|
registerRequest tailcfg.RegisterRequest,
|
2021-10-22 12:56:00 -04:00
|
|
|
) {
|
2022-02-28 03:06:39 -05:00
|
|
|
machineKeyStr := MachinePublicKeyStripPrefix(machineKey)
|
|
|
|
|
|
2021-08-05 13:11:26 -04:00
|
|
|
log.Debug().
|
2021-08-05 15:57:47 -04:00
|
|
|
Str("func", "handleAuthKey").
|
2021-11-22 14:35:24 -05:00
|
|
|
Str("machine", registerRequest.Hostinfo.Hostname).
|
|
|
|
|
Msgf("Processing auth key for %s", registerRequest.Hostinfo.Hostname)
|
2021-05-05 18:59:26 -04:00
|
|
|
resp := tailcfg.RegisterResponse{}
|
2022-02-28 03:06:39 -05:00
|
|
|
|
2021-11-22 14:35:24 -05:00
|
|
|
pak, err := h.checkKeyValidity(registerRequest.Auth.AuthKey)
|
2021-06-05 06:13:55 -04:00
|
|
|
if err != nil {
|
2021-10-04 12:03:44 -04:00
|
|
|
log.Error().
|
2021-11-26 18:30:42 -05:00
|
|
|
Caller().
|
2021-10-04 12:03:44 -04:00
|
|
|
Str("func", "handleAuthKey").
|
2022-02-28 03:06:39 -05:00
|
|
|
Str("machine", registerRequest.Hostinfo.Hostname).
|
2021-10-04 12:03:44 -04:00
|
|
|
Err(err).
|
|
|
|
|
Msg("Failed authentication via AuthKey")
|
2021-06-05 06:13:55 -04:00
|
|
|
resp.MachineAuthorized = false
|
2021-11-24 07:15:55 -05:00
|
|
|
respBody, err := encode(resp, &machineKey, h.privateKey)
|
2021-05-05 18:59:26 -04:00
|
|
|
if err != nil {
|
2021-08-05 13:11:26 -04:00
|
|
|
log.Error().
|
2021-11-26 18:30:42 -05:00
|
|
|
Caller().
|
2021-08-05 15:57:47 -04:00
|
|
|
Str("func", "handleAuthKey").
|
2022-02-28 03:06:39 -05:00
|
|
|
Str("machine", registerRequest.Hostinfo.Hostname).
|
2021-08-05 13:11:26 -04:00
|
|
|
Err(err).
|
|
|
|
|
Msg("Cannot encode message")
|
2022-06-26 05:55:37 -04:00
|
|
|
http.Error(writer, "Internal server error", http.StatusInternalServerError)
|
2022-02-28 03:06:39 -05:00
|
|
|
machineRegistrations.WithLabelValues("new", RegisterMethodAuthKey, "error", pak.Namespace.Name).
|
2021-11-13 03:36:45 -05:00
|
|
|
Inc()
|
2021-11-14 10:46:09 -05:00
|
|
|
|
2021-05-05 18:59:26 -04:00
|
|
|
return
|
|
|
|
|
}
|
2022-02-28 03:06:39 -05:00
|
|
|
|
2022-06-26 05:55:37 -04:00
|
|
|
writer.Header().Set("Content-Type", "application/json; charset=utf-8")
|
|
|
|
|
writer.WriteHeader(http.StatusUnauthorized)
|
2022-06-26 06:21:35 -04:00
|
|
|
_, err = writer.Write(respBody)
|
|
|
|
|
if err != nil {
|
|
|
|
|
log.Error().
|
|
|
|
|
Caller().
|
|
|
|
|
Err(err).
|
|
|
|
|
Msg("Failed to write response")
|
|
|
|
|
}
|
2022-06-20 06:30:41 -04:00
|
|
|
|
2021-08-05 13:11:26 -04:00
|
|
|
log.Error().
|
2021-11-26 18:30:42 -05:00
|
|
|
Caller().
|
2021-08-05 15:57:47 -04:00
|
|
|
Str("func", "handleAuthKey").
|
2022-02-28 03:06:39 -05:00
|
|
|
Str("machine", registerRequest.Hostinfo.Hostname).
|
2021-08-05 13:11:26 -04:00
|
|
|
Msg("Failed authentication via AuthKey")
|
2022-03-10 08:59:28 -05:00
|
|
|
|
|
|
|
|
if pak != nil {
|
|
|
|
|
machineRegistrations.WithLabelValues("new", RegisterMethodAuthKey, "error", pak.Namespace.Name).
|
|
|
|
|
Inc()
|
|
|
|
|
} else {
|
2022-03-21 04:49:14 -04:00
|
|
|
machineRegistrations.WithLabelValues("new", RegisterMethodAuthKey, "error", "unknown").Inc()
|
2022-03-10 08:59:28 -05:00
|
|
|
}
|
2021-11-14 10:46:09 -05:00
|
|
|
|
2021-06-05 06:13:55 -04:00
|
|
|
return
|
|
|
|
|
}
|
2021-08-05 13:11:26 -04:00
|
|
|
|
2022-02-28 03:06:39 -05:00
|
|
|
log.Debug().
|
|
|
|
|
Str("func", "handleAuthKey").
|
|
|
|
|
Str("machine", registerRequest.Hostinfo.Hostname).
|
|
|
|
|
Msg("Authentication key was valid, proceeding to acquire IP addresses")
|
2021-11-22 14:32:11 -05:00
|
|
|
|
2022-02-28 03:06:39 -05:00
|
|
|
nodeKey := NodePublicKeyStripPrefix(registerRequest.NodeKey)
|
2022-02-28 11:34:50 -05:00
|
|
|
|
2022-03-10 08:59:28 -05:00
|
|
|
// retrieve machine information if it exist
|
|
|
|
|
// The error is not important, because if it does not
|
|
|
|
|
// exist, then this is a new machine and we will move
|
|
|
|
|
// on to registration.
|
|
|
|
|
machine, _ := h.GetMachineByMachineKey(machineKey)
|
|
|
|
|
if machine != nil {
|
|
|
|
|
log.Trace().
|
2022-02-28 03:06:39 -05:00
|
|
|
Caller().
|
2022-04-24 15:54:38 -04:00
|
|
|
Str("machine", machine.Hostname).
|
2022-03-10 08:59:28 -05:00
|
|
|
Msg("machine already registered, refreshing with new auth key")
|
2021-11-14 10:46:09 -05:00
|
|
|
|
2022-03-10 08:59:28 -05:00
|
|
|
machine.NodeKey = nodeKey
|
|
|
|
|
machine.AuthKeyID = uint(pak.ID)
|
2022-06-26 06:30:52 -04:00
|
|
|
err := h.RefreshMachine(machine, registerRequest.Expiry)
|
|
|
|
|
if err != nil {
|
|
|
|
|
log.Error().
|
|
|
|
|
Caller().
|
|
|
|
|
Str("machine", machine.Hostname).
|
|
|
|
|
Err(err).
|
|
|
|
|
Msg("Failed to refresh machine")
|
|
|
|
|
|
|
|
|
|
return
|
|
|
|
|
}
|
2022-03-10 08:59:28 -05:00
|
|
|
} else {
|
|
|
|
|
now := time.Now().UTC()
|
2022-05-17 16:02:18 -04:00
|
|
|
|
|
|
|
|
givenName, err := h.GenerateGivenName(registerRequest.Hostinfo.Hostname)
|
|
|
|
|
if err != nil {
|
|
|
|
|
log.Error().
|
|
|
|
|
Caller().
|
|
|
|
|
Str("func", "RegistrationHandler").
|
|
|
|
|
Str("hostinfo.name", registerRequest.Hostinfo.Hostname).
|
|
|
|
|
Err(err)
|
|
|
|
|
|
|
|
|
|
return
|
|
|
|
|
}
|
|
|
|
|
|
2022-03-10 08:59:28 -05:00
|
|
|
machineToRegister := Machine{
|
2022-04-24 15:54:38 -04:00
|
|
|
Hostname: registerRequest.Hostinfo.Hostname,
|
2022-05-17 16:02:18 -04:00
|
|
|
GivenName: givenName,
|
2022-03-10 08:59:28 -05:00
|
|
|
NamespaceID: pak.Namespace.ID,
|
|
|
|
|
MachineKey: machineKeyStr,
|
|
|
|
|
RegisterMethod: RegisterMethodAuthKey,
|
|
|
|
|
Expiry: ®isterRequest.Expiry,
|
|
|
|
|
NodeKey: nodeKey,
|
|
|
|
|
LastSeen: &now,
|
|
|
|
|
AuthKeyID: uint(pak.ID),
|
|
|
|
|
}
|
2022-03-10 10:22:21 -05:00
|
|
|
|
2022-03-10 08:59:28 -05:00
|
|
|
machine, err = h.RegisterMachine(
|
|
|
|
|
machineToRegister,
|
|
|
|
|
)
|
|
|
|
|
if err != nil {
|
|
|
|
|
log.Error().
|
|
|
|
|
Caller().
|
|
|
|
|
Err(err).
|
|
|
|
|
Msg("could not register machine")
|
|
|
|
|
machineRegistrations.WithLabelValues("new", RegisterMethodAuthKey, "error", pak.Namespace.Name).
|
|
|
|
|
Inc()
|
2022-06-26 05:55:37 -04:00
|
|
|
http.Error(writer, "Internal server error", http.StatusInternalServerError)
|
2022-03-10 10:22:21 -05:00
|
|
|
|
2022-03-10 08:59:28 -05:00
|
|
|
return
|
2022-03-10 10:22:21 -05:00
|
|
|
}
|
2020-06-21 06:32:08 -04:00
|
|
|
}
|
2021-05-05 18:59:26 -04:00
|
|
|
|
2022-06-26 06:30:52 -04:00
|
|
|
err = h.UsePreAuthKey(pak)
|
|
|
|
|
if err != nil {
|
|
|
|
|
log.Error().
|
|
|
|
|
Caller().
|
|
|
|
|
Err(err).
|
|
|
|
|
Msg("Failed to use pre-auth key")
|
|
|
|
|
machineRegistrations.WithLabelValues("new", RegisterMethodAuthKey, "error", pak.Namespace.Name).
|
|
|
|
|
Inc()
|
|
|
|
|
http.Error(writer, "Internal server error", http.StatusInternalServerError)
|
|
|
|
|
|
|
|
|
|
return
|
|
|
|
|
}
|
2021-10-10 05:22:42 -04:00
|
|
|
|
2021-06-05 06:13:55 -04:00
|
|
|
resp.MachineAuthorized = true
|
|
|
|
|
resp.User = *pak.Namespace.toUser()
|
2021-11-24 07:15:55 -05:00
|
|
|
respBody, err := encode(resp, &machineKey, h.privateKey)
|
2020-06-21 06:32:08 -04:00
|
|
|
if err != nil {
|
2021-08-05 13:11:26 -04:00
|
|
|
log.Error().
|
2021-11-26 18:30:42 -05:00
|
|
|
Caller().
|
2021-08-05 15:57:47 -04:00
|
|
|
Str("func", "handleAuthKey").
|
2022-02-28 03:06:39 -05:00
|
|
|
Str("machine", registerRequest.Hostinfo.Hostname).
|
2021-08-05 13:11:26 -04:00
|
|
|
Err(err).
|
|
|
|
|
Msg("Cannot encode message")
|
2022-02-28 03:06:39 -05:00
|
|
|
machineRegistrations.WithLabelValues("new", RegisterMethodAuthKey, "error", pak.Namespace.Name).
|
2021-11-13 03:36:45 -05:00
|
|
|
Inc()
|
2022-06-26 05:55:37 -04:00
|
|
|
http.Error(writer, "Internal server error", http.StatusInternalServerError)
|
2021-11-14 10:46:09 -05:00
|
|
|
|
2020-06-21 06:32:08 -04:00
|
|
|
return
|
|
|
|
|
}
|
2022-02-28 03:06:39 -05:00
|
|
|
machineRegistrations.WithLabelValues("new", RegisterMethodAuthKey, "success", pak.Namespace.Name).
|
2021-11-13 03:36:45 -05:00
|
|
|
Inc()
|
2022-06-26 05:55:37 -04:00
|
|
|
writer.Header().Set("Content-Type", "application/json; charset=utf-8")
|
|
|
|
|
writer.WriteHeader(http.StatusOK)
|
2022-06-26 06:21:35 -04:00
|
|
|
_, err = writer.Write(respBody)
|
|
|
|
|
if err != nil {
|
|
|
|
|
log.Error().
|
|
|
|
|
Caller().
|
|
|
|
|
Err(err).
|
|
|
|
|
Msg("Failed to write response")
|
|
|
|
|
}
|
|
|
|
|
|
2021-08-05 13:11:26 -04:00
|
|
|
log.Info().
|
2021-08-05 15:57:47 -04:00
|
|
|
Str("func", "handleAuthKey").
|
2022-02-28 03:06:39 -05:00
|
|
|
Str("machine", registerRequest.Hostinfo.Hostname).
|
2022-01-16 08:16:59 -05:00
|
|
|
Str("ips", strings.Join(machine.IPAddresses.ToStringSlice(), ", ")).
|
2021-08-05 13:11:26 -04:00
|
|
|
Msg("Successfully authenticated via AuthKey")
|
2020-06-21 06:32:08 -04:00
|
|
|
}
|
