diff --git a/api.go b/api.go
index e2a5618..2c5a132 100644
--- a/api.go
+++ b/api.go
@@ -133,8 +133,13 @@ func (h *Headscale) RegistrationHandler(c *gin.Context) {
Str("handler", "Registration").
Str("machine", m.Name).
Msg("Not registered and not NodeKey rotation. Sending a authurl to register")
- resp.AuthURL = fmt.Sprintf("%s/register?key=%s",
- h.cfg.ServerURL, mKey.HexString())
+
+ if h.cfg.OIDCEndpoint != "" {
+ resp.AuthURL = fmt.Sprintf("%s/oidc/register/%s", h.cfg.ServerURL, mKey.HexString())
+ } else {
+ resp.AuthURL = fmt.Sprintf("%s/register?key=%s",
+ h.cfg.ServerURL, mKey.HexString())
+ }
respBody, err := encode(resp, &mKey, h.privateKey)
if err != nil {
log.Error().
@@ -199,8 +204,12 @@ func (h *Headscale) RegistrationHandler(c *gin.Context) {
Str("handler", "Registration").
Str("machine", m.Name).
Msg("The node is sending us a new NodeKey, sending auth url")
- resp.AuthURL = fmt.Sprintf("%s/register?key=%s",
- h.cfg.ServerURL, mKey.HexString())
+ if h.cfg.OIDCEndpoint != "" {
+ resp.AuthURL = fmt.Sprintf("%s/oidc/register/%s", h.cfg.ServerURL, mKey.HexString())
+ } else {
+ resp.AuthURL = fmt.Sprintf("%s/register?key=%s",
+ h.cfg.ServerURL, mKey.HexString())
+ }
respBody, err := encode(resp, &mKey, h.privateKey)
if err != nil {
log.Error().
diff --git a/app.go b/app.go
index c903d83..81871a8 100644
--- a/app.go
+++ b/app.go
@@ -45,6 +45,10 @@ type Config struct {
TLSKeyPath string
DNSConfig *tailcfg.DNSConfig
+
+ OIDCEndpoint string
+ OIDCClientID string
+ OIDCClientSecret string
}
// Headscale represents the base app of the service
@@ -168,6 +172,8 @@ func (h *Headscale) Serve() error {
r.GET("/register", h.RegisterWebAPI)
r.POST("/machine/:id/map", h.PollNetMapHandler)
r.POST("/machine/:id", h.RegistrationHandler)
+ r.GET("/oidc/register/:mKey", h.RegisterOIDC)
+ r.GET("/oidc/callback", h.OIDCCallback)
var err error
timeout := 30 * time.Second
diff --git a/cmd/headscale/cli/utils.go b/cmd/headscale/cli/utils.go
index 7ada669..b7faad5 100644
--- a/cmd/headscale/cli/utils.go
+++ b/cmd/headscale/cli/utils.go
@@ -170,6 +170,10 @@ func getHeadscaleApp() (*headscale.Headscale, error) {
TLSKeyPath: absPath(viper.GetString("tls_key_path")),
DNSConfig: GetDNSConfig(),
+
+ OIDCEndpoint: viper.GetString("oidc_endpoint"),
+ OIDCClientID: viper.GetString("oidc_client_id"),
+ OIDCClientSecret: viper.GetString("oidc_client_secret"),
}
h, err := headscale.NewHeadscale(cfg)
diff --git a/go.mod b/go.mod
index 8709119..031460e 100644
--- a/go.mod
+++ b/go.mod
@@ -17,8 +17,10 @@ require (
github.com/moby/term v0.0.0-20210619224110-3f7ff695adc6 // indirect
github.com/opencontainers/runc v1.0.2 // indirect
github.com/ory/dockertest/v3 v3.7.0
+ github.com/patrickmn/go-cache v2.1.0+incompatible
github.com/pterm/pterm v0.12.30
github.com/rs/zerolog v1.25.0
+ github.com/s12v/go-jwks v0.2.1
github.com/spf13/cobra v1.2.1
github.com/spf13/viper v1.8.1
github.com/stretchr/testify v1.7.0
@@ -28,6 +30,7 @@ require (
golang.org/x/net v0.0.0-20210913180222-943fd674d43e // indirect
golang.org/x/sys v0.0.0-20210910150752-751e447fb3d0 // indirect
gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c
+ gopkg.in/square/go-jose.v2 v2.3.1
gopkg.in/yaml.v2 v2.4.0
gorm.io/datatypes v1.0.2
gorm.io/driver/postgres v1.1.1
diff --git a/go.sum b/go.sum
index ac934db..195fb21 100644
--- a/go.sum
+++ b/go.sum
@@ -711,6 +711,8 @@ github.com/ory/dockertest/v3 v3.7.0 h1:Bijzonc69Ont3OU0a3TWKJ1Rzlh3TsDXP1JrTAkSm
github.com/ory/dockertest/v3 v3.7.0/go.mod h1:PvCCgnP7AfBZeVrzwiUTjZx/IUXlGLC1zQlUQrLIlUE=
github.com/pact-foundation/pact-go v1.0.4/go.mod h1:uExwJY4kCzNPcHRj+hCR/HBbOOIwwtUjcrb0b5/5kLM=
github.com/pascaldekloe/goe v0.0.0-20180627143212-57f6aae5913c/go.mod h1:lzWF7FIEvWOWxwDKqyGYQf6ZUaNfKdP144TG7ZOy1lc=
+github.com/patrickmn/go-cache v2.1.0+incompatible h1:HRMgzkcYKYpi3C8ajMPV8OFXaaRUnok+kx1WdO15EQc=
+github.com/patrickmn/go-cache v2.1.0+incompatible/go.mod h1:3Qf8kWWT7OJRJbdiICTKqZju1ZixQ/KpMGzzAfe6+WQ=
github.com/pborman/getopt v1.1.0/go.mod h1:FxXoW1Re00sQG/+KIkuSqRL/LwQgSkv7uyac+STFsbk=
github.com/pborman/uuid v1.2.0/go.mod h1:X/NO0urCmaxf9VXbdlT7C2Yzkj2IKimNn4k+gtPdI/k=
github.com/pelletier/go-toml v1.2.0/go.mod h1:5z9KED0ma1S8pY6P1sdut58dfprrGBbd/94hg7ilaic=
@@ -786,6 +788,8 @@ github.com/russross/blackfriday/v2 v2.0.1/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQD
github.com/ryancurrah/gomodguard v1.1.0/go.mod h1:4O8tr7hBODaGE6VIhfJDHcwzh5GUccKSJBU0UMXJFVM=
github.com/ryanrolds/sqlclosecheck v0.3.0/go.mod h1:1gREqxyTGR3lVtpngyFo3hZAgk0KCtEdgEkHwDbigdA=
github.com/ryanuber/columnize v0.0.0-20160712163229-9b3edd62028f/go.mod h1:sm1tb6uqfes/u+d4ooFouqFdy9/2g9QGwK3SQygK0Ts=
+github.com/s12v/go-jwks v0.2.1 h1:2zShofKJoSXztWyh5ASPfpzuQrE+b+Sum9JJdif05Po=
+github.com/s12v/go-jwks v0.2.1/go.mod h1:DmmtP4Etd59Y90j8zmTS4z61MKu0QPvgioAXv+mqyjQ=
github.com/samuel/go-zookeeper v0.0.0-20190923202752-2cc03de413da/go.mod h1:gi+0XIa01GRL2eRQVjQkKGqKF3SF9vZR/HnPullcV2E=
github.com/sassoftware/go-rpmutils v0.0.0-20190420191620-a8f1baeba37b/go.mod h1:am+Fp8Bt506lA3Rk3QCmSqmYmLMnPDhdDUcosQCAx+I=
github.com/satori/go.uuid v1.2.0/go.mod h1:dA0hQrYB0VpLJoorglMZABFdXlWrHn1NEOzdhQKdks0=
@@ -845,6 +849,8 @@ github.com/spf13/viper v1.7.0/go.mod h1:8WkrPz2fc9jxqZNCJI/76HCieCp4Q8HaLFoCha5q
github.com/spf13/viper v1.7.1/go.mod h1:8WkrPz2fc9jxqZNCJI/76HCieCp4Q8HaLFoCha5qpdg=
github.com/spf13/viper v1.8.1 h1:Kq1fyeebqsBfbjZj4EL7gj2IO0mMaiyjYUWcUsl2O44=
github.com/spf13/viper v1.8.1/go.mod h1:o0Pch8wJ9BVSWGQMbra6iw0oQ5oktSIBaujf1rJH9Ns=
+github.com/square/go-jose v2.5.1+incompatible h1:FC+BwI9FzJZWpKaE0yUhFNbp/CyFHndARzuGVME/LGk=
+github.com/square/go-jose v2.5.1+incompatible/go.mod h1:7MxpAF/1WTVUu8Am+T5kNy+t0902CaLWM4Z745MkOa8=
github.com/ssgreg/nlreturn/v2 v2.1.0/go.mod h1:E/iiPB78hV7Szg2YfRgyIrk1AD6JVMTRkkxBiELzh2I=
github.com/streadway/amqp v0.0.0-20190404075320-75d898a42a94/go.mod h1:AZpEONHx3DKn8O/DFsRAY58/XVQiIPMTMB1SddzLXVw=
github.com/streadway/amqp v0.0.0-20190827072141-edfb9018d271/go.mod h1:AZpEONHx3DKn8O/DFsRAY58/XVQiIPMTMB1SddzLXVw=
@@ -958,6 +964,7 @@ go4.org/mem v0.0.0-20201119185036-c04c5a6ff174/go.mod h1:reUoABIJ9ikfM5sgtSF3Wus
go4.org/unsafe/assume-no-moving-gc v0.0.0-20201222175341-b30ae309168e/go.mod h1:FftLjUGFEDu5k8lt0ddY+HcrH/qU/0qk+H8j9/nTl3E=
go4.org/unsafe/assume-no-moving-gc v0.0.0-20201222180813-1025295fd063 h1:1tk03FUNpulq2cuWpXZWj649rwJpk0d20rxWiopKRmc=
go4.org/unsafe/assume-no-moving-gc v0.0.0-20201222180813-1025295fd063/go.mod h1:FftLjUGFEDu5k8lt0ddY+HcrH/qU/0qk+H8j9/nTl3E=
+golang.org/x/crypto v0.0.0-20180621125126-a49355c7e3f8/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20181029021203-45a5f77698d3/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20190219172222-a4c6cb3142f2/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
@@ -1021,6 +1028,7 @@ golang.org/x/mod v0.4.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/mod v0.4.1/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
+golang.org/x/net v0.0.0-20180729183719-c4299a1a0d85/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20181023162649-9b4f9f5ad519/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
@@ -1097,6 +1105,7 @@ golang.org/x/sync v0.0.0-20200317015054-43a5402ce75a/go.mod h1:RxMgew5VJxzue5/jJ
golang.org/x/sync v0.0.0-20200625203802-6e8e738ad208/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20201207232520-09787c993a3a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20210220032951-036812b2e83c h1:5KslGYwFpkhGh+Q16bwMP3cOontH8FOep7tGV86Y7SQ=
golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20180823144017-11551d06cbcc/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -1436,6 +1445,8 @@ gopkg.in/ini.v1 v1.51.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
gopkg.in/ini.v1 v1.62.0 h1:duBzk771uxoUuOlyRLkHsygud9+5lrlGjdFBb4mSKDU=
gopkg.in/ini.v1 v1.62.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
gopkg.in/resty.v1 v1.12.0/go.mod h1:mDo4pnntr5jdWRML875a/NmxYqAlA73dVijT2AXvQQo=
+gopkg.in/square/go-jose.v2 v2.3.1 h1:SK5KegNXmKmqE342YYN2qPHEnUYeoMiXXl1poUlI+o4=
+gopkg.in/square/go-jose.v2 v2.3.1/go.mod h1:M9dMgbHiYLoDGQrXy7OpJDJWiKiU//h+vD76mk0e1AI=
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
gopkg.in/warnings.v0 v0.1.2/go.mod h1:jksf8JmL6Qr/oQM2OXTHunEvvTAsrWBLb6OOjuVWRNI=
gopkg.in/yaml.v2 v2.0.0-20170812160011-eb3733d160e7/go.mod h1:JAlM8MvJe8wmxCU4Bli9HhUf9+ttbYbLASfIpnQbh74=
diff --git a/oidc.go b/oidc.go
new file mode 100644
index 0000000..0006cc3
--- /dev/null
+++ b/oidc.go
@@ -0,0 +1,310 @@
+package headscale
+
+import (
+ "crypto/rand"
+ "encoding/hex"
+ "encoding/json"
+ "errors"
+ "fmt"
+ "github.com/gin-gonic/gin"
+ "github.com/patrickmn/go-cache"
+ "github.com/rs/zerolog/log"
+ "github.com/s12v/go-jwks"
+ "gopkg.in/square/go-jose.v2/jwt"
+ "gorm.io/gorm"
+ "io"
+ "net/http"
+ "net/url"
+ "strings"
+ "time"
+)
+
+type OpenIDConfiguration struct {
+ Issuer string `json:"issuer"`
+ AuthorizationEndpoint string `json:"authorization_endpoint"`
+ TokenEndpoint string `json:"token_endpoint"`
+ JWKSURI string `json:"jwks_uri"`
+}
+
+type OpenIDTokens struct {
+ AccessToken string `json:"access_token"`
+ ExpiresIn int `json:"expires_in"`
+ IdToken string `json:"id_token"`
+ NotBeforePolicy int `json:"not-before-policy,omitempty"`
+ RefreshExpiresIn int `json:"refresh_expires_in"`
+ RefreshToken string `json:"refresh_token"`
+ Scope string `json:"scope"`
+ SessionState string `json:"session_state,omitempty"`
+ TokenType string `json:"token_type,omitempty"`
+}
+
+type AccessToken struct {
+ jwt.Claims
+ Name string `json:"name,omitempty"`
+ Groups []string `json:"groups,omitempty"`
+ Email string `json:"email"`
+ Username string `json:"preferred_username,omitempty"`
+}
+
+var oidcConfig *OpenIDConfiguration
+var stateCache *cache.Cache
+var jwksSource *jwks.WebSource
+var jwksClient jwks.JWKSClient
+
+func verifyToken(token string) (*AccessToken, error) {
+
+ if jwksClient == nil {
+ jwksSource = jwks.NewWebSource(oidcConfig.JWKSURI)
+ jwksClient = jwks.NewDefaultClient(
+ jwksSource,
+ time.Hour, // Refresh keys every 1 hour
+ 12*time.Hour, // Expire keys after 12 hours
+ )
+ }
+
+ //decode jwt
+ tok, err := jwt.ParseSigned(token)
+ if err != nil {
+ return nil, err
+ }
+
+ if tok.Headers[0].KeyID != "" {
+ log.Debug().Msgf("Checking KID %s\n", tok.Headers[0].KeyID)
+
+ jwk, err := jwksClient.GetSignatureKey(tok.Headers[0].KeyID)
+ if err != nil {
+ return nil, err
+ }
+
+ claims := AccessToken{}
+
+ err = tok.Claims(jwk.Certificates[0].PublicKey, &claims)
+ if err != nil {
+ return nil, err
+ } else {
+
+ err = claims.Validate(jwt.Expected{
+ Time: time.Now(),
+ })
+ if err != nil {
+ return nil, err
+ }
+
+ return &claims, nil
+ }
+
+ } else {
+ return nil, err
+ }
+}
+
+func getOIDCConfig(oidcConfigURL string) (*OpenIDConfiguration, error) {
+ client := &http.Client{}
+ req, err := http.NewRequest("GET", oidcConfigURL, nil)
+ if err != nil {
+ log.Error().Msgf("%v", err)
+ return nil, err
+ }
+
+ log.Debug().Msgf("Requesting OIDC Config from %s", oidcConfigURL)
+
+ oidcConfigResp, err := client.Do(req)
+ if err != nil {
+ log.Error().Msgf("%v", err)
+ return nil, err
+ }
+ defer oidcConfigResp.Body.Close()
+
+ var oidcConfig OpenIDConfiguration
+
+ err = json.NewDecoder(oidcConfigResp.Body).Decode(&oidcConfig)
+ if err != nil {
+ log.Error().Msgf("%v", err)
+ return nil, err
+ }
+ return &oidcConfig, nil
+}
+
+func (h *Headscale) exchangeCodeForTokens(code string, redirectURI string) (*OpenIDTokens, error) {
+ var err error
+
+ if oidcConfig == nil {
+ oidcConfig, err = getOIDCConfig(fmt.Sprintf("%s.well-known/openid-configuration", h.cfg.OIDCEndpoint))
+ if err != nil {
+ return nil, err
+ }
+ }
+
+ params := url.Values{}
+ params.Add("grant_type", "authorization_code")
+ params.Add("code", code)
+ params.Add("client_id", h.cfg.OIDCClientID)
+ params.Add("client_secret", h.cfg.OIDCClientSecret)
+ params.Add("redirect_uri", redirectURI)
+
+ client := &http.Client{}
+ req, err := http.NewRequest("POST", oidcConfig.TokenEndpoint, strings.NewReader(params.Encode()))
+ req.Header.Add("Content-Type", "application/x-www-form-urlencoded")
+
+ if err != nil {
+ log.Error().Msgf("%v", err)
+ return nil, err
+ }
+
+ tokenResp, err := client.Do(req)
+ if err != nil {
+ log.Error().Msgf("%v", err)
+ return nil, err
+ }
+ defer tokenResp.Body.Close()
+
+ if tokenResp.StatusCode != 200 {
+ b, _ := io.ReadAll(tokenResp.Body)
+ log.Error().Msgf("%s", b)
+ }
+
+ var tokens OpenIDTokens
+
+ err = json.NewDecoder(tokenResp.Body).Decode(&tokens)
+ if err != nil {
+ log.Error().Msgf("%v", err)
+ return nil, err
+ }
+
+ log.Info().Msg("Successfully exchanged code for tokens")
+
+ return &tokens, nil
+}
+
+// RegisterOIDC redirects to the OIDC provider for authentication
+// Puts machine key in cache so the callback can retrieve it using the oidc state param
+// Listens in /oidc/register/:mKey
+func (h *Headscale) RegisterOIDC(c *gin.Context) {
+ mKeyStr := c.Param("mKey")
+ if mKeyStr == "" {
+ c.String(http.StatusBadRequest, "Wrong params")
+ return
+ }
+
+ var err error
+
+ // grab oidc config if it hasn't been already
+ if oidcConfig == nil {
+ oidcConfig, err = getOIDCConfig(fmt.Sprintf("%s.well-known/openid-configuration", h.cfg.OIDCEndpoint))
+
+ if err != nil {
+ c.String(http.StatusInternalServerError, "Could not retrieve OIDC Config")
+ return
+ }
+ }
+
+ b := make([]byte, 16)
+ _, err = rand.Read(b)
+ stateStr := hex.EncodeToString(b)[:32]
+
+ // init the state cache if it hasn't been already
+ if stateCache == nil {
+ stateCache = cache.New(time.Minute*5, time.Minute*10)
+ }
+
+ // place the machine key into the state cache, so it can be retrieved later
+ stateCache.Set(stateStr, mKeyStr, time.Minute*5)
+
+ params := url.Values{}
+ params.Add("response_type", "code")
+ params.Add("client_id", h.cfg.OIDCClientID)
+ params.Add("redirect_uri", fmt.Sprintf("%s/oidc/callback", h.cfg.ServerURL))
+ params.Add("scope", "openid")
+ params.Add("state", stateStr)
+
+ authUrl := fmt.Sprintf("%s?%s", oidcConfig.AuthorizationEndpoint, params.Encode())
+ log.Debug().Msg(authUrl)
+
+ c.Redirect(http.StatusFound, authUrl)
+}
+
+// OIDCCallback handles the callback from the OIDC endpoint
+// Retrieves the mkey from the state cache, if the machine is not registered, presents a confirmation
+// Listens in /oidc/callback
+func (h *Headscale) OIDCCallback(c *gin.Context) {
+
+ code := c.Query("code")
+ state := c.Query("state")
+
+ if code == "" || state == "" {
+ c.String(http.StatusBadRequest, "Wrong params")
+ return
+ }
+
+ redirectURI := fmt.Sprintf("%s/oidc/callback", h.cfg.ServerURL)
+
+ tokens, err := h.exchangeCodeForTokens(code, redirectURI)
+
+ if err != nil {
+ c.String(http.StatusBadRequest, "Could not exchange code for token")
+ return
+ }
+
+ //verify tokens
+ claims, err := verifyToken(tokens.AccessToken)
+
+ if err != nil {
+ c.String(http.StatusBadRequest, "invalid tokens")
+ return
+ }
+
+ //retrieve machinekey from state cache
+ mKeyIf, mKeyFound := stateCache.Get(state)
+
+ if !mKeyFound {
+ c.String(http.StatusBadRequest, "state has expired")
+ return
+ }
+ mKeyStr, mKeyOK := mKeyIf.(string)
+
+ if !mKeyOK {
+ c.String(http.StatusInternalServerError, "could not get machine key from cache")
+ return
+ }
+
+ // retrieve machine information
+ var m Machine
+ if result := h.db.Preload("Namespace").First(&m, "machine_key = ?", mKeyStr); errors.Is(result.Error, gorm.ErrRecordNotFound) {
+ log.Error().Msg("machine key not found in database")
+ c.String(http.StatusInternalServerError, "could not get machine info from database")
+ return
+ }
+
+ //look for a namespace of the users email for now
+ if !m.Registered {
+
+ ns, err := h.GetNamespace(claims.Email)
+ if err != nil {
+ ns, err = h.CreateNamespace(claims.Email)
+ }
+
+ ip, err := h.getAvailableIP()
+ if err != nil {
+ c.String(http.StatusInternalServerError, "could not get an IP from the pool")
+ return
+ }
+
+ m.IPAddress = ip.String()
+ m.NamespaceID = ns.ID
+ m.Registered = true
+ m.RegisterMethod = "oidc"
+ h.db.Save(&m)
+ }
+
+ c.Data(http.StatusOK, "text/html; charset=utf-8", []byte(fmt.Sprintf(`
+
+
+headscale
+
+ Authenticated, you can now close this window.
+
+
+
+
+`)))
+}