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-rw-r--r--cmd/derper/cert.go8
-rw-r--r--cmd/derper/depaware.txt2
-rw-r--r--cmd/derper/derper.go6
3 files changed, 11 insertions, 5 deletions
diff --git a/cmd/derper/cert.go b/cmd/derper/cert.go
index b95755c64..8d3525ff5 100644
--- a/cmd/derper/cert.go
+++ b/cmd/derper/cert.go
@@ -24,6 +24,7 @@ import (
"regexp"
"time"
+ upstreamacme "golang.org/x/crypto/acme"
"golang.org/x/crypto/acme/autocert"
"tailscale.com/tailcfg"
)
@@ -47,12 +48,17 @@ func certProviderByCertMode(mode, dir, hostname string) (certProvider, error) {
return nil, errors.New("missing required --certdir flag")
}
switch mode {
- case "letsencrypt":
+ case "letsencrypt", "gcp":
certManager := &autocert.Manager{
Prompt: autocert.AcceptTOS,
HostPolicy: autocert.HostWhitelist(hostname),
Cache: autocert.DirCache(dir),
}
+ if mode == "gcp" {
+ certManager.Client = &upstreamacme.Client{
+ DirectoryURL: "https://dv.acme-v02.api.pki.goog/directory",
+ }
+ }
if hostname == "derp.tailscale.com" {
certManager.HostPolicy = prodAutocertHostPolicy
certManager.Email = "security@tailscale.com"
diff --git a/cmd/derper/depaware.txt b/cmd/derper/depaware.txt
index 11a6318c3..b2465d28d 100644
--- a/cmd/derper/depaware.txt
+++ b/cmd/derper/depaware.txt
@@ -171,7 +171,7 @@ tailscale.com/cmd/derper dependencies: (generated by github.com/tailscale/depawa
tailscale.com/version from tailscale.com/cmd/derper+
tailscale.com/version/distro from tailscale.com/envknob+
tailscale.com/wgengine/filter/filtertype from tailscale.com/types/netmap
- golang.org/x/crypto/acme from golang.org/x/crypto/acme/autocert
+ golang.org/x/crypto/acme from golang.org/x/crypto/acme/autocert+
golang.org/x/crypto/acme/autocert from tailscale.com/cmd/derper
golang.org/x/crypto/argon2 from tailscale.com/tka
golang.org/x/crypto/blake2b from golang.org/x/crypto/argon2+
diff --git a/cmd/derper/derper.go b/cmd/derper/derper.go
index f177986a5..54b3b3e48 100644
--- a/cmd/derper/derper.go
+++ b/cmd/derper/derper.go
@@ -60,9 +60,9 @@ var (
httpPort = flag.Int("http-port", 80, "The port on which to serve HTTP. Set to -1 to disable. The listener is bound to the same IP (if any) as specified in the -a flag.")
stunPort = flag.Int("stun-port", 3478, "The UDP port on which to serve STUN. The listener is bound to the same IP (if any) as specified in the -a flag.")
configPath = flag.String("c", "", "config file path")
- certMode = flag.String("certmode", "letsencrypt", "mode for getting a cert. possible options: manual, letsencrypt")
- certDir = flag.String("certdir", tsweb.DefaultCertDir("derper-certs"), "directory to store LetsEncrypt certs, if addr's port is :443")
- hostname = flag.String("hostname", "derp.tailscale.com", "LetsEncrypt host name, if addr's port is :443. When --certmode=manual, this can be an IP address to avoid SNI checks")
+ certMode = flag.String("certmode", "letsencrypt", "mode for getting a cert. possible options: manual, letsencrypt, gcp")
+ certDir = flag.String("certdir", tsweb.DefaultCertDir("derper-certs"), "directory to store ACME (e.g. LetsEncrypt) certs, if addr's port is :443")
+ hostname = flag.String("hostname", "derp.tailscale.com", "TLS host name for certs, if addr's port is :443. When --certmode=manual, this can be an IP address to avoid SNI checks")
runSTUN = flag.Bool("stun", true, "whether to run a STUN server. It will bind to the same IP (if any) as the --addr flag value.")
runDERP = flag.Bool("derp", true, "whether to run a DERP server. The only reason to set this false is if you're decommissioning a server but want to keep its bootstrap DNS functionality still running.")
flagHome = flag.String("home", "", "what to serve at the root path. It may be left empty (the default, for a default homepage), \"blank\" for a blank page, or a URL to redirect to")