hide peers, add drone ci, doc update

client/identity.go

@@ -3,13 +3,17 @@ package client
 import (
 	"encoding/json"
 	"errors"
+	"math/rand"
 	"os"
+	"time"
 
 	"forge.redroom.link/yves/meowlib"
 	"github.com/ProtonMail/gopenpgp/v2/helper"
 	"github.com/google/uuid"
 )
 
+const maxHiddenCount = 30
+
 type Identity struct {
 	Nickname             string               `json:"nickname,omitempty"`
 	RootKp               meowlib.KeyPair      `json:"id_kp,omitempty"`
@@ -34,6 +38,7 @@ func CreateIdentity(nickname string) *Identity {
 	id.Nickname = nickname
 	id.RootKp = meowlib.NewKeyPair()
 	GetConfig().me = &id
+	id.generateRandomHiddenStuff()
 	return &id
 }
 
@@ -159,3 +164,54 @@ func (id *Identity) TryUnlockHidden(password string) error {
 	}
 	return errors.New("no peer found")
 }
+
+func (id *Identity) HidePeer(peerIdx int, password string) error {
+	serializedPeer, err := json.Marshal(id.Peers[peerIdx])
+	if err != nil {
+		return err
+	}
+	encrypted, err := meowlib.SymEncrypt(password, serializedPeer)
+	if err != nil {
+		return err
+	}
+	// add encrypted peer data
+	id.HiddenPeers = append(id.HiddenPeers, encrypted)
+	// remove clear text peer
+	id.Peers = append(id.Peers[:peerIdx], id.Peers[peerIdx+1:]...)
+	return nil
+}
+
+func (id *Identity) generateRandomHiddenStuff() {
+	rand.Seed(time.Now().UnixNano())
+	count := rand.Intn(maxHiddenCount) + 1
+	for i := 1; i < count; i++ {
+		var p Peer
+		p.Name = randomLenString(4, 20)
+		p.MyEncryptionKp = meowlib.NewKeyPair()
+		p.MyIdentity = meowlib.NewKeyPair()
+		p.MyLookupKp = meowlib.NewKeyPair()
+		p.Contact.Name = randomLenString(4, 20)
+		p.Contact.ContactPublicKey = p.MyLookupKp.Public
+		p.Contact.EncryptionPublicKey = p.MyIdentity.Public
+		p.Contact.LookupPublicKey = p.MyEncryptionKp.Public
+		p.Contact.AddUrls([]string{randomLenString(14, 60), randomLenString(14, 60)})
+		id.Peers = append(id.Peers, p)
+		id.HidePeer(0, randomLenString(8, 14))
+		// TODO Add conversations
+	}
+}
+
+func randomLenString(min int, max int) string {
+	rand.Seed(time.Now().UnixNano())
+	n := rand.Intn(max-min) + min
+	return randomString(n)
+}
+
+func randomString(n int) string {
+	var letters = []rune("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789")
+	s := make([]rune, n)
+	for i := range s {
+		s[i] = letters[rand.Intn(len(letters))]
+	}
+	return string(s)
+}