Merge pull request #255 from Wakeful-Cloud/main

Template Fixes
This commit is contained in:
Juan Font 2021-12-24 16:12:33 +01:00 committed by GitHub
commit fb933b7d41
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
4 changed files with 93 additions and 39 deletions

56
api.go
View file

@ -1,10 +1,12 @@
package headscale
import (
"bytes"
"encoding/binary"
"encoding/json"
"errors"
"fmt"
"html/template"
"io"
"net/http"
"strings"
@ -38,6 +40,28 @@ func (h *Headscale) KeyHandler(ctx *gin.Context) {
)
}
type registerWebAPITemplateConfig struct {
Key string
}
var registerWebAPITemplate = template.Must(
template.New("registerweb").Parse(`<html>
<body>
<h1>headscale</h1>
<p>
Run the command below in the headscale server to add this machine to your network:
</p>
<p>
<code>
<b>headscale -n NAMESPACE nodes register --key {{.Key}}</b>
</code>
</p>
</body>
</html>`),
)
// RegisterWebAPI shows a simple message in the browser to point to the CLI
// Listens in /register.
func (h *Headscale) RegisterWebAPI(ctx *gin.Context) {
@ -48,24 +72,22 @@ func (h *Headscale) RegisterWebAPI(ctx *gin.Context) {
return
}
ctx.Data(http.StatusOK, "text/html; charset=utf-8", []byte(fmt.Sprintf(`
<html>
<body>
<h1>headscale</h1>
<p>
Run the command below in the headscale server to add this machine to your network:
</p>
var content bytes.Buffer
if err := registerWebAPITemplate.Execute(&content, registerWebAPITemplateConfig{
Key: machineKeyStr,
}); err != nil {
log.Error().
Str("func", "RegisterWebAPI").
Err(err).
Msg("Could not render register web API template")
ctx.Data(
http.StatusInternalServerError,
"text/html; charset=utf-8",
[]byte("Could not render register web API template"),
)
}
<p>
<code>
<b>headscale -n NAMESPACE nodes register --key %s</b>
</code>
</p>
</body>
</html>
`, machineKeyStr)))
ctx.Data(http.StatusOK, "text/html; charset=utf-8", content.Bytes())
}
// RegistrationHandler handles the actual registration process of a machine

View file

@ -2,8 +2,8 @@ package headscale
import (
"bytes"
"html/template"
"net/http"
"text/template"
"github.com/gin-gonic/gin"
"github.com/gofrs/uuid"

72
oidc.go
View file

@ -1,11 +1,13 @@
package headscale
import (
"bytes"
"context"
"crypto/rand"
"encoding/hex"
"errors"
"fmt"
"html/template"
"net/http"
"regexp"
"strings"
@ -108,6 +110,22 @@ func (h *Headscale) RegisterOIDC(ctx *gin.Context) {
ctx.Redirect(http.StatusFound, authURL)
}
type oidcCallbackTemplateConfig struct {
User string
Verb string
}
var oidcCallbackTemplate = template.Must(
template.New("oidccallback").Parse(`<html>
<body>
<h1>headscale</h1>
<p>
{{.Verb}} as {{.User}}, you can now close this window.
</p>
</body>
</html>`),
)
// OIDCCallback handles the callback from the OIDC endpoint
// Retrieves the mkey from the state cache and adds the machine to the users email namespace
// TODO: A confirmation page for new machines should be added to avoid phishing vulnerabilities
@ -239,17 +257,24 @@ func (h *Headscale) OIDCCallback(ctx *gin.Context) {
h.RefreshMachine(machine, requestedTime)
ctx.Data(http.StatusOK, "text/html; charset=utf-8", []byte(fmt.Sprintf(`
<html>
<body>
<h1>headscale</h1>
<p>
Reuthenticated as %s, you can now close this window.
</p>
</body>
</html>
var content bytes.Buffer
if err := oidcCallbackTemplate.Execute(&content, oidcCallbackTemplateConfig{
User: claims.Email,
Verb: "Reauthenticated",
}); err != nil {
log.Error().
Str("func", "OIDCCallback").
Str("type", "reauthenticate").
Err(err).
Msg("Could not render OIDC callback template")
ctx.Data(
http.StatusInternalServerError,
"text/html; charset=utf-8",
[]byte("Could not render OIDC callback template"),
)
}
`, claims.Email)))
ctx.Data(http.StatusOK, "text/html; charset=utf-8", content.Bytes())
return
}
@ -314,17 +339,24 @@ func (h *Headscale) OIDCCallback(ctx *gin.Context) {
h.db.Save(&machine)
}
ctx.Data(http.StatusOK, "text/html; charset=utf-8", []byte(fmt.Sprintf(`
<html>
<body>
<h1>headscale</h1>
<p>
Authenticated as %s, you can now close this window.
</p>
</body>
</html>
var content bytes.Buffer
if err := oidcCallbackTemplate.Execute(&content, oidcCallbackTemplateConfig{
User: claims.Email,
Verb: "Authenticated",
}); err != nil {
log.Error().
Str("func", "OIDCCallback").
Str("type", "authenticate").
Err(err).
Msg("Could not render OIDC callback template")
ctx.Data(
http.StatusInternalServerError,
"text/html; charset=utf-8",
[]byte("Could not render OIDC callback template"),
)
}
`, claims.Email)))
ctx.Data(http.StatusOK, "text/html; charset=utf-8", content.Bytes())
return
}

View file

@ -3,8 +3,8 @@ package headscale
import (
"bytes"
_ "embed"
"html/template"
"net/http"
"text/template"
"github.com/gin-gonic/gin"
"github.com/rs/zerolog/log"