Initial commit

Author: Muirrum

.gitignore

@@ -0,0 +1,2 @@
+config.toml
+ssh-ldap-authorizedkeys

go.mod

@@ -0,0 +1,12 @@
+module github.com/wpi-acm/ssh-ldap-authorizedkeys
+
+go 1.22.6
+
+require (
+	github.com/Azure/go-ntlmssp v0.0.0-20221128193559-754e69321358 // indirect
+	github.com/BurntSushi/toml v1.4.0 // indirect
+	github.com/go-asn1-ber/asn1-ber v1.5.5 // indirect
+	github.com/go-ldap/ldap/v3 v3.4.8 // indirect
+	github.com/google/uuid v1.6.0 // indirect
+	golang.org/x/crypto v0.21.0 // indirect
+)

go.sum

@@ -0,0 +1,82 @@
+github.com/Azure/go-ntlmssp v0.0.0-20221128193559-754e69321358 h1:mFRzDkZVAjdal+s7s0MwaRv9igoPqLRdzOLzw/8Xvq8=
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main.go

@@ -0,0 +1,51 @@
+package main
+
+import (
+	"fmt"
+	"log"
+	"os"
+
+	"github.com/BurntSushi/toml"
+	"github.com/go-ldap/ldap/v3"
+)
+
+func main() {
+	if len(os.Args) < 3 {
+		log.Fatalf("Invalid number of arguments. Expected 2, got %d", len(os.Args)-1)
+	}
+
+	var conf Config
+	_, err := toml.DecodeFile(os.Args[1], &conf)
+	if err != nil {
+		log.Fatal(err)
+	}
+	l, err := ldap.DialURL(conf.LdapUrl)
+	if err != nil {
+		log.Fatal(err)
+	}
+	defer l.Close()
+
+	err = l.UnauthenticatedBind("")
+	if err != nil {
+		log.Fatal(err)
+	}
+	filter := fmt.Sprintf("(uid=%s)", os.Args[2])
+	sr := ldap.NewSearchRequest(conf.BaseDn, 2, 0, 1, 30, false, filter, []string{"sshPublicKey"}, nil)
+
+	res, err := l.Search(sr)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	for _, ele := range res.Entries {
+		keys := ele.GetAttributeValues("sshPublicKey")
+		for _, k := range keys {
+			fmt.Println(k)
+		}
+	}
+}
+
+type Config struct {
+	LdapUrl string `toml:"ldap_url"`
+	BaseDn  string `toml:"ldap_base_dn"`
+}