forked from tailscale/caddy-tailscale
/
transport.go
62 lines (50 loc) · 1.33 KB
/
transport.go
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package tscaddy
import (
"fmt"
"net/http"
"github.com/caddyserver/caddy/v2"
"github.com/caddyserver/caddy/v2/caddyconfig/caddyfile"
"go.uber.org/zap"
)
type TailscaleCaddyTransport struct {
logger *zap.Logger
server *tsnetServerDestructor
}
func (t *TailscaleCaddyTransport) UnmarshalCaddyfile(d *caddyfile.Dispenser) error {
return nil
}
func (t *TailscaleCaddyTransport) Provision(context caddy.Context) error {
t.logger = context.Logger()
s, err := getServer("", "caddy-tsnet-client:80")
if err != nil {
return err
}
s.Ephemeral = true
s.Logf = func(format string, args ...any) {
t.logger.Debug(fmt.Sprintf(format, args))
}
if err := s.Start(); err != nil {
return err
}
t.server = s
return nil
}
func (t *TailscaleCaddyTransport) CaddyModule() caddy.ModuleInfo {
return caddy.ModuleInfo{
ID: "http.reverse_proxy.transport.tailscale",
New: func() caddy.Module {
return new(TailscaleCaddyTransport)
},
}
}
func (t *TailscaleCaddyTransport) RoundTrip(request *http.Request) (*http.Response, error) {
if request.URL.Scheme == "" {
request.URL.Scheme = "http"
}
return t.server.HTTPClient().Transport.RoundTrip(request)
}
var (
_ http.RoundTripper = (*TailscaleCaddyTransport)(nil)
_ caddy.Provisioner = (*TailscaleCaddyTransport)(nil)
_ caddyfile.Unmarshaler = (*TailscaleCaddyTransport)(nil)
)