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device: use rand.NewSource instead of rand.Seed

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Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
This commit is contained in:
Tom Holford 2025-05-04 18:49:49 +02:00 • committed by jmwample
parent ace3e11ef2
commit 8051f17147
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2 changed files with 10 additions and 10 deletions
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10
device/allowedips_rand_test.go
View file

@ -83,7 +83,7 @@ func TestTrieRandom(t *testing.T) {
var peers []*Peer
var allowedIPs AllowedIPs
rand.Seed(1)
rng := rand.New(rand.NewSource(1))
for n := 0; n < NumberOfPeers; n++ {
peers = append(peers, &Peer{})
@ -91,14 +91,14 @@ func TestTrieRandom(t *testing.T) {
for n := 0; n < NumberOfAddresses; n++ {
var addr4 [4]byte
rand.Read(addr4[:])
rng.Read(addr4[:])
cidr := uint8(rand.Intn(32) + 1)
index := rand.Intn(NumberOfPeers)
allowedIPs.Insert(netip.PrefixFrom(netip.AddrFrom4(addr4), int(cidr)), peers[index])
slow4 = slow4.Insert(addr4[:], cidr, peers[index])
var addr6 [16]byte
rand.Read(addr6[:])
rng.Read(addr6[:])
cidr = uint8(rand.Intn(128) + 1)
index = rand.Intn(NumberOfPeers)
allowedIPs.Insert(netip.PrefixFrom(netip.AddrFrom16(addr6), int(cidr)), peers[index])
@ -109,7 +109,7 @@ func TestTrieRandom(t *testing.T) {
for p = 0; ; p++ {
for n := 0; n < NumberOfTests; n++ {
var addr4 [4]byte
rand.Read(addr4[:])
rng.Read(addr4[:])
peer1 := slow4.Lookup(addr4[:])
peer2 := allowedIPs.Lookup(addr4[:])
if peer1 != peer2 {
@ -117,7 +117,7 @@ func TestTrieRandom(t *testing.T) {
}
var addr6 [16]byte
rand.Read(addr6[:])
rng.Read(addr6[:])
peer1 = slow6.Lookup(addr6[:])
peer2 = allowedIPs.Lookup(addr6[:])
if peer1 != peer2 {

10
device/allowedips_test.go
View file

@ -44,7 +44,7 @@ func benchmarkTrie(peerNumber, addressNumber, _ int, b *testing.B) {
var peers []*Peer
root := parentIndirection{&trie, 2}
rand.Seed(1)
rng := rand.New(rand.NewSource(1))
const AddressLength = 4
@ -54,15 +54,15 @@ func benchmarkTrie(peerNumber, addressNumber, _ int, b *testing.B) {
for n := 0; n < addressNumber; n++ {
var addr [AddressLength]byte
rand.Read(addr[:])
cidr := uint8(rand.Uint32() % (AddressLength * 8))
index := rand.Int() % peerNumber
rng.Read(addr[:])
cidr := uint8(rng.Uint32() % (AddressLength * 8))
index := rng.Int() % peerNumber
root.insert(addr[:], cidr, peers[index])
}
for n := 0; n < b.N; n++ {
var addr [AddressLength]byte
rand.Read(addr[:])
rng.Read(addr[:])
trie.lookup(addr[:])
}
}