From 6b6b67ee0d30439780b829bb3e9dd5b0efa881df Mon Sep 17 00:00:00 2001
From: Özgür Kesim <oec@codeblau.de>
Date: Sun, 13 Jul 2025 20:41:38 +0200
Subject: init

---
 go.mod  | 15 +++++++++++++
 go.sum  | 18 +++++++++++++++
 main.go | 78 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 111 insertions(+)
 create mode 100644 go.mod
 create mode 100644 go.sum
 create mode 100644 main.go

diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..b805579
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,15 @@
+module upspin-keyserver
+
+go 1.24.5
+
+require upspin.io v0.1.0
+
+require (
+	github.com/golang/protobuf v1.5.4 // indirect
+	github.com/google/go-cmp v0.6.0 // indirect
+	golang.org/x/crypto v0.22.0 // indirect
+	golang.org/x/net v0.24.0 // indirect
+	golang.org/x/text v0.14.0 // indirect
+	google.golang.org/protobuf v1.33.0 // indirect
+	gopkg.in/yaml.v2 v2.4.0 // indirect
+)
diff --git a/go.sum b/go.sum
new file mode 100644
index 0000000..9429200
--- /dev/null
+++ b/go.sum
@@ -0,0 +1,18 @@
+github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
+github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps=
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
+golang.org/x/crypto v0.22.0 h1:g1v0xeRhjcugydODzvb3mEM9SQ0HGp9s/nh3COQ/C30=
+golang.org/x/crypto v0.22.0/go.mod h1:vr6Su+7cTlO45qkww3VDJlzDn0ctJvRgYbC2NvXHt+M=
+golang.org/x/net v0.24.0 h1:1PcaxkF854Fu3+lvBIx5SYn9wRlBzzcnHZSiaFFAb0w=
+golang.org/x/net v0.24.0/go.mod h1:2Q7sJY5mzlzWjKtYUEXSlBWCdyaioyXzRB2RtU8KVE8=
+golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
+golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
+google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
+google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
+gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
+upspin.io v0.1.0 h1:NlG9u7dnJdq2fwBdMcR7Rv+x38cLQcfSzHYyKV2FAt8=
+upspin.io v0.1.0/go.mod h1:qnNQxNH3d9hKrp+IBKEyins4nkq4vGNTiHG6U5KC+KY=
diff --git a/main.go b/main.go
new file mode 100644
index 0000000..2570c08
--- /dev/null
+++ b/main.go
@@ -0,0 +1,78 @@
+// Copyright 2016 The Upspin Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Keyserver is a wrapper for a key implementation that presents it as an HTTP
+// interface.
+package main // import "kesim.org/upspin-keyserver"
+
+import (
+	"flag"
+	"os"
+	"path/filepath"
+	"strings"
+
+	"upspin.io/flags"
+	"upspin.io/log"
+	"upspin.io/serverutil"
+	"upspin.io/serverutil/keyserver"
+	"upspin.io/upspin"
+
+	// Load required transports
+	_ "upspin.io/key/transports"
+
+	// Possible storage backends.
+	"upspin.io/cloud/https"
+	_ "upspin.io/cloud/storage/disk"
+)
+
+var (
+	keyDir = flag.String("keyDir", "", "initialize keys from this `directory`")
+)
+
+func main() {
+	keyserver.Main(setupTestUser)
+	https.ListenAndServeFromFlags(nil)
+}
+
+// setupTestUser uses the -test_user and -test_secrets flags to bootstrap the
+// inprocess key server with an initial user.
+func setupTestUser(key upspin.KeyServer) {
+	if *keyDir == "" {
+		log.Println("no keyDir provided")
+		return
+	}
+
+	if flags.InsecureHTTP {
+		if !serverutil.IsLoopback(flags.HTTPAddr) {
+			log.Fatal("cannot use -keyDir flag on an insecure connection except on -http=localhost:port")
+		}
+	}
+
+	entries, err := os.ReadDir(*keyDir)
+	if err != nil {
+		log.Fatalf("cannot open keyDir %q: %v", *keyDir, err)
+	}
+
+	for _, entry := range entries {
+		name := entry.Name()
+		path := filepath.Join(*keyDir, name)
+		if !entry.IsDir() || !strings.Contains("@", name) {
+			continue
+		}
+
+		pk, err := os.ReadFile(path)
+		if err != nil {
+			log.Fatalf("unable to read %q: %v", path, err)
+		}
+		userStruct := &upspin.User{
+			Name:      upspin.UserName(name),
+			PublicKey: upspin.PublicKey(string(pk)),
+		}
+		err = key.Put(userStruct)
+		if err != nil {
+			log.Fatalf("Put %q failed: %v", name, err)
+		}
+		log.Printf("Added user %q\n", name)
+	}
+}
-- 
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