yggdrasil-network/yggdrasil-go
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Remove TLS root validation

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This is just too complicated compared to the per-peer/per-listener/per-interface password
approach.
This commit is contained in:
Neil Alexander 2023-10-11 18:25:35 +01:00
parent 6dc847de31
commit 45b773eade
No known key found for this signature in database
GPG key ID: A02A2019A2BB0944
7 changed files with 29 additions and 196 deletions
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50
cmd/yggdrasil/main.go
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@ -3,7 +3,6 @@ package main
import (
"context"
"crypto/ed25519"
"crypto/sha1"
"encoding/hex"
"encoding/json"
"flag"
@ -45,8 +44,6 @@ func main() {
useconffile := flag.String("useconffile", "", "read HJSON/JSON config from specified file path")
normaliseconf := flag.Bool("normaliseconf", false, "use in combination with either -useconf or -useconffile, outputs your configuration normalised")
exportkey := flag.Bool("exportkey", false, "use in combination with either -useconf or -useconffile, outputs your private key in PEM format")
exportcsr := flag.Bool("exportcsr", false, "use in combination with either -useconf or -useconffile, outputs your self-signed certificate request in PEM format")
exportcert := flag.Bool("exportcert", false, "use in combination with either -useconf or -useconffile, outputs your self-signed certificate in PEM format")
confjson := flag.Bool("json", false, "print configuration from -genconf or -normaliseconf as JSON instead of HJSON")
autoconf := flag.Bool("autoconf", false, "automatic mode (dynamic IP, peer with IPv6 neighbors)")
ver := flag.Bool("version", false, "prints the version of this build")
@ -177,30 +174,10 @@ func main() {
}
fmt.Println(string(pem))
return
case *exportcsr:
pem, err := cfg.GenerateCertificateSigningRequest()
if err != nil {
panic(err)
}
fmt.Println(string(pem))
return
case *exportcert:
pem, err := cfg.MarshalPEMCertificate()
if err != nil {
panic(err)
}
fmt.Println(string(pem))
return
}
n := &node{}
// Track certificate fingerprints for configured roots, so
// that we can match them using the multicast discriminator.
fingerprints := map[[20]byte]struct{}{}
// Setup the Yggdrasil node itself.
{
options := []core.SetupOption{
@ -218,10 +195,6 @@ func main() {
options = append(options, core.Peer{URI: peer, SourceInterface: intf})
}
}
for _, root := range cfg.RootCertificates {
options = append(options, core.RootCertificate(*root))
fingerprints[sha1.Sum(root.Raw[:])] = struct{}{}
}
for _, allowed := range cfg.AllowedPublicKeys {
k, err := hex.DecodeString(allowed)
if err != nil {
@ -259,29 +232,6 @@ func main() {
Priority: uint8(intf.Priority),
})
}
if len(fingerprints) > 0 {
var matcher multicast.DiscriminatorMatch = func(b []byte) bool {
// Break apart the discriminator into 20-byte chunks and
// see whether any of them match the configured root CA
// fingerprints. If any of them match, we'll return true.
var f [20]byte
for len(b) >= len(f) {
b = b[copy(f[:], b):]
if _, ok := fingerprints[f]; ok {
return true
}
}
return false
}
// Populate our own discriminator with the fingerprints of our
// configured root CAs.
var discriminator multicast.Discriminator
for f := range fingerprints {
discriminator = append(discriminator, f[:]...)
}
options = append(options, matcher)
options = append(options, discriminator)
}
if n.multicast, err = multicast.New(n.core, logger, options...); err != nil {
panic(err)
}