Merge branch 'main' into ssh-rewrite

This commit is contained in:
Viktor Liu 2025-06-19 19:36:28 +02:00
commit e71a2e5db6
11 changed files with 759 additions and 65 deletions

View File

@ -373,11 +373,15 @@ func (d *DefaultManager) getPeerRuleID(
//
// We zeroed this to notify squash function that this protocol can't be squashed.
addRuleToCalculationMap := func(i int, r *mgmProto.FirewallRule, protocols map[mgmProto.RuleProtocol]*protoMatch) {
drop := r.Action == mgmProto.RuleAction_DROP || r.Port != ""
if drop {
hasPortRestrictions := r.Action == mgmProto.RuleAction_DROP ||
r.Port != "" || !portInfoEmpty(r.PortInfo)
if hasPortRestrictions {
// Don't squash rules with port restrictions
protocols[r.Protocol] = &protoMatch{ips: map[string]int{}}
return
}
if _, ok := protocols[r.Protocol]; !ok {
protocols[r.Protocol] = &protoMatch{
ips: map[string]int{},

View File

@ -329,3 +329,498 @@ func TestDefaultManagerSquashRulesNoAffect(t *testing.T) {
rules := manager.squashAcceptRules(networkMap)
assert.Equal(t, len(networkMap.FirewallRules), len(rules))
}
func TestDefaultManagerSquashRulesWithPortRestrictions(t *testing.T) {
tests := []struct {
name string
rules []*mgmProto.FirewallRule
expectedCount int
description string
}{
{
name: "should not squash rules with port ranges",
rules: []*mgmProto.FirewallRule{
{
PeerIP: "10.93.0.1",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
PortInfo: &mgmProto.PortInfo{
PortSelection: &mgmProto.PortInfo_Range_{
Range: &mgmProto.PortInfo_Range{
Start: 8080,
End: 8090,
},
},
},
},
{
PeerIP: "10.93.0.2",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
PortInfo: &mgmProto.PortInfo{
PortSelection: &mgmProto.PortInfo_Range_{
Range: &mgmProto.PortInfo_Range{
Start: 8080,
End: 8090,
},
},
},
},
{
PeerIP: "10.93.0.3",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
PortInfo: &mgmProto.PortInfo{
PortSelection: &mgmProto.PortInfo_Range_{
Range: &mgmProto.PortInfo_Range{
Start: 8080,
End: 8090,
},
},
},
},
{
PeerIP: "10.93.0.4",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
PortInfo: &mgmProto.PortInfo{
PortSelection: &mgmProto.PortInfo_Range_{
Range: &mgmProto.PortInfo_Range{
Start: 8080,
End: 8090,
},
},
},
},
},
expectedCount: 4,
description: "Rules with port ranges should not be squashed even if they cover all peers",
},
{
name: "should not squash rules with specific ports",
rules: []*mgmProto.FirewallRule{
{
PeerIP: "10.93.0.1",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
PortInfo: &mgmProto.PortInfo{
PortSelection: &mgmProto.PortInfo_Port{
Port: 80,
},
},
},
{
PeerIP: "10.93.0.2",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
PortInfo: &mgmProto.PortInfo{
PortSelection: &mgmProto.PortInfo_Port{
Port: 80,
},
},
},
{
PeerIP: "10.93.0.3",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
PortInfo: &mgmProto.PortInfo{
PortSelection: &mgmProto.PortInfo_Port{
Port: 80,
},
},
},
{
PeerIP: "10.93.0.4",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
PortInfo: &mgmProto.PortInfo{
PortSelection: &mgmProto.PortInfo_Port{
Port: 80,
},
},
},
},
expectedCount: 4,
description: "Rules with specific ports should not be squashed even if they cover all peers",
},
{
name: "should not squash rules with legacy port field",
rules: []*mgmProto.FirewallRule{
{
PeerIP: "10.93.0.1",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
Port: "443",
},
{
PeerIP: "10.93.0.2",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
Port: "443",
},
{
PeerIP: "10.93.0.3",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
Port: "443",
},
{
PeerIP: "10.93.0.4",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
Port: "443",
},
},
expectedCount: 4,
description: "Rules with legacy port field should not be squashed",
},
{
name: "should not squash rules with DROP action",
rules: []*mgmProto.FirewallRule{
{
PeerIP: "10.93.0.1",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_DROP,
Protocol: mgmProto.RuleProtocol_TCP,
},
{
PeerIP: "10.93.0.2",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_DROP,
Protocol: mgmProto.RuleProtocol_TCP,
},
{
PeerIP: "10.93.0.3",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_DROP,
Protocol: mgmProto.RuleProtocol_TCP,
},
{
PeerIP: "10.93.0.4",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_DROP,
Protocol: mgmProto.RuleProtocol_TCP,
},
},
expectedCount: 4,
description: "Rules with DROP action should not be squashed",
},
{
name: "should squash rules without port restrictions",
rules: []*mgmProto.FirewallRule{
{
PeerIP: "10.93.0.1",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
},
{
PeerIP: "10.93.0.2",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
},
{
PeerIP: "10.93.0.3",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
},
{
PeerIP: "10.93.0.4",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
},
},
expectedCount: 1,
description: "Rules without port restrictions should be squashed into a single 0.0.0.0 rule",
},
{
name: "mixed rules should not squash protocol with port restrictions",
rules: []*mgmProto.FirewallRule{
{
PeerIP: "10.93.0.1",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
},
{
PeerIP: "10.93.0.2",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
PortInfo: &mgmProto.PortInfo{
PortSelection: &mgmProto.PortInfo_Port{
Port: 80,
},
},
},
{
PeerIP: "10.93.0.3",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
},
{
PeerIP: "10.93.0.4",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
},
},
expectedCount: 4,
description: "TCP should not be squashed because one rule has port restrictions",
},
{
name: "should squash UDP but not TCP when TCP has port restrictions",
rules: []*mgmProto.FirewallRule{
// TCP rules with port restrictions - should NOT be squashed
{
PeerIP: "10.93.0.1",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
Port: "443",
},
{
PeerIP: "10.93.0.2",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
Port: "443",
},
{
PeerIP: "10.93.0.3",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
Port: "443",
},
{
PeerIP: "10.93.0.4",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
Port: "443",
},
// UDP rules without port restrictions - SHOULD be squashed
{
PeerIP: "10.93.0.1",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_UDP,
},
{
PeerIP: "10.93.0.2",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_UDP,
},
{
PeerIP: "10.93.0.3",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_UDP,
},
{
PeerIP: "10.93.0.4",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_UDP,
},
},
expectedCount: 5, // 4 TCP rules + 1 squashed UDP rule (0.0.0.0)
description: "UDP should be squashed to 0.0.0.0 rule, but TCP should remain as individual rules due to port restrictions",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
networkMap := &mgmProto.NetworkMap{
RemotePeers: []*mgmProto.RemotePeerConfig{
{AllowedIps: []string{"10.93.0.1"}},
{AllowedIps: []string{"10.93.0.2"}},
{AllowedIps: []string{"10.93.0.3"}},
{AllowedIps: []string{"10.93.0.4"}},
},
FirewallRules: tt.rules,
}
manager := &DefaultManager{}
rules, _ := manager.squashAcceptRules(networkMap)
assert.Equal(t, tt.expectedCount, len(rules), tt.description)
// For squashed rules, verify we get the expected 0.0.0.0 rule
if tt.expectedCount == 1 {
assert.Equal(t, "0.0.0.0", rules[0].PeerIP)
assert.Equal(t, mgmProto.RuleDirection_IN, rules[0].Direction)
assert.Equal(t, mgmProto.RuleAction_ACCEPT, rules[0].Action)
}
})
}
}
func TestPortInfoEmpty(t *testing.T) {
tests := []struct {
name string
portInfo *mgmProto.PortInfo
expected bool
}{
{
name: "nil PortInfo should be empty",
portInfo: nil,
expected: true,
},
{
name: "PortInfo with zero port should be empty",
portInfo: &mgmProto.PortInfo{
PortSelection: &mgmProto.PortInfo_Port{
Port: 0,
},
},
expected: true,
},
{
name: "PortInfo with valid port should not be empty",
portInfo: &mgmProto.PortInfo{
PortSelection: &mgmProto.PortInfo_Port{
Port: 80,
},
},
expected: false,
},
{
name: "PortInfo with nil range should be empty",
portInfo: &mgmProto.PortInfo{
PortSelection: &mgmProto.PortInfo_Range_{
Range: nil,
},
},
expected: true,
},
{
name: "PortInfo with zero start range should be empty",
portInfo: &mgmProto.PortInfo{
PortSelection: &mgmProto.PortInfo_Range_{
Range: &mgmProto.PortInfo_Range{
Start: 0,
End: 100,
},
},
},
expected: true,
},
{
name: "PortInfo with zero end range should be empty",
portInfo: &mgmProto.PortInfo{
PortSelection: &mgmProto.PortInfo_Range_{
Range: &mgmProto.PortInfo_Range{
Start: 80,
End: 0,
},
},
},
expected: true,
},
{
name: "PortInfo with valid range should not be empty",
portInfo: &mgmProto.PortInfo{
PortSelection: &mgmProto.PortInfo_Range_{
Range: &mgmProto.PortInfo_Range{
Start: 8080,
End: 8090,
},
},
},
expected: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
result := portInfoEmpty(tt.portInfo)
assert.Equal(t, tt.expected, result)
})
}
}
func TestDefaultManagerEnableSSHRules(t *testing.T) {
networkMap := &mgmProto.NetworkMap{
PeerConfig: &mgmProto.PeerConfig{
SshConfig: &mgmProto.SSHConfig{
SshEnabled: true,
},
},
RemotePeers: []*mgmProto.RemotePeerConfig{
{AllowedIps: []string{"10.93.0.1"}},
{AllowedIps: []string{"10.93.0.2"}},
{AllowedIps: []string{"10.93.0.3"}},
},
FirewallRules: []*mgmProto.FirewallRule{
{
PeerIP: "10.93.0.1",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
},
{
PeerIP: "10.93.0.2",
Direction: mgmProto.RuleDirection_IN,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_TCP,
},
{
PeerIP: "10.93.0.3",
Direction: mgmProto.RuleDirection_OUT,
Action: mgmProto.RuleAction_ACCEPT,
Protocol: mgmProto.RuleProtocol_UDP,
},
},
}
ctrl := gomock.NewController(t)
defer ctrl.Finish()
ifaceMock := mocks.NewMockIFaceMapper(ctrl)
ifaceMock.EXPECT().IsUserspaceBind().Return(true).AnyTimes()
ifaceMock.EXPECT().SetFilter(gomock.Any())
network := netip.MustParsePrefix("172.0.0.1/32")
ifaceMock.EXPECT().Name().Return("lo").AnyTimes()
ifaceMock.EXPECT().Address().Return(wgaddr.Address{
IP: network.Addr(),
Network: network,
}).AnyTimes()
ifaceMock.EXPECT().GetWGDevice().Return(nil).AnyTimes()
fw, err := firewall.NewFirewall(ifaceMock, nil, flowLogger, false)
require.NoError(t, err)
defer func() {
err = fw.Close(nil)
require.NoError(t, err)
}()
acl := NewDefaultManager(fw)
acl.ApplyFiltering(networkMap, false)
expectedRules := 3
if fw.IsStateful() {
expectedRules = 3 // 2 inbound rules + SSH rule
}
assert.Equal(t, expectedRules, len(acl.peerRulesPairs))
}

View File

@ -426,6 +426,10 @@ components:
items:
type: string
example: "stage-host-1"
ephemeral:
description: Indicates whether the peer is ephemeral or not
type: boolean
example: false
required:
- city_name
- connected
@ -450,6 +454,7 @@ components:
- approval_required
- serial_number
- extra_dns_labels
- ephemeral
AccessiblePeer:
allOf:
- $ref: '#/components/schemas/PeerMinimum'

View File

@ -1016,6 +1016,9 @@ type Peer struct {
// DnsLabel Peer's DNS label is the parsed peer name for domain resolution. It is used to form an FQDN by appending the account's domain to the peer label. e.g. peer-dns-label.netbird.cloud
DnsLabel string `json:"dns_label"`
// Ephemeral Indicates whether the peer is ephemeral or not
Ephemeral bool `json:"ephemeral"`
// ExtraDnsLabels Extra DNS labels added to the peer
ExtraDnsLabels []string `json:"extra_dns_labels"`
@ -1097,6 +1100,9 @@ type PeerBatch struct {
// DnsLabel Peer's DNS label is the parsed peer name for domain resolution. It is used to form an FQDN by appending the account's domain to the peer label. e.g. peer-dns-label.netbird.cloud
DnsLabel string `json:"dns_label"`
// Ephemeral Indicates whether the peer is ephemeral or not
Ephemeral bool `json:"ephemeral"`
// ExtraDnsLabels Extra DNS labels added to the peer
ExtraDnsLabels []string `json:"extra_dns_labels"`

View File

@ -365,6 +365,7 @@ func toSinglePeerResponse(peer *nbpeer.Peer, groupsInfo []api.GroupMinimum, dnsD
CityName: peer.Location.CityName,
SerialNumber: peer.Meta.SystemSerialNumber,
InactivityExpirationEnabled: peer.InactivityExpirationEnabled,
Ephemeral: peer.Ephemeral,
}
}

View File

@ -92,7 +92,7 @@ func (am *DefaultAccountManager) getUserAccessiblePeers(ctx context.Context, acc
// fetch all the peers that have access to the user's peers
for _, peer := range peers {
aclPeers, _ := account.GetPeerConnectionResources(ctx, peer.ID, approvedPeersMap)
aclPeers, _ := account.GetPeerConnectionResources(ctx, peer, approvedPeersMap)
for _, p := range aclPeers {
peersMap[p.ID] = p
}
@ -1149,7 +1149,7 @@ func (am *DefaultAccountManager) checkIfUserOwnsPeer(ctx context.Context, accoun
}
for _, p := range userPeers {
aclPeers, _ := account.GetPeerConnectionResources(ctx, p.ID, approvedPeersMap)
aclPeers, _ := account.GetPeerConnectionResources(ctx, p, approvedPeersMap)
for _, aclPeer := range aclPeers {
if aclPeer.ID == peer.ID {
return peer, nil

View File

@ -27,6 +27,7 @@ func TestAccount_getPeersByPolicy(t *testing.T) {
ID: "peerB",
IP: net.ParseIP("100.65.80.39"),
Status: &nbpeer.PeerStatus{},
Meta: nbpeer.PeerSystemMeta{WtVersion: "0.48.0"},
},
"peerC": {
ID: "peerC",
@ -63,6 +64,12 @@ func TestAccount_getPeersByPolicy(t *testing.T) {
IP: net.ParseIP("100.65.31.2"),
Status: &nbpeer.PeerStatus{},
},
"peerK": {
ID: "peerK",
IP: net.ParseIP("100.32.80.1"),
Status: &nbpeer.PeerStatus{},
Meta: nbpeer.PeerSystemMeta{WtVersion: "0.30.0"},
},
},
Groups: map[string]*types.Group{
"GroupAll": {
@ -111,6 +118,13 @@ func TestAccount_getPeersByPolicy(t *testing.T) {
"peerI",
},
},
"GroupWorkflow": {
ID: "GroupWorkflow",
Name: "workflow",
Peers: []string{
"peerK",
},
},
},
Policies: []*types.Policy{
{
@ -189,6 +203,39 @@ func TestAccount_getPeersByPolicy(t *testing.T) {
},
},
},
{
ID: "RuleWorkflow",
Name: "Workflow",
Description: "No description",
Enabled: true,
Rules: []*types.PolicyRule{
{
ID: "RuleWorkflow",
Name: "Workflow",
Description: "No description",
Bidirectional: true,
Enabled: true,
Protocol: types.PolicyRuleProtocolTCP,
Action: types.PolicyTrafficActionAccept,
PortRanges: []types.RulePortRange{
{
Start: 8088,
End: 8088,
},
{
Start: 9090,
End: 9095,
},
},
Sources: []string{
"GroupWorkflow",
},
Destinations: []string{
"GroupDMZ",
},
},
},
},
},
}
@ -199,14 +246,14 @@ func TestAccount_getPeersByPolicy(t *testing.T) {
t.Run("check that all peers get map", func(t *testing.T) {
for _, p := range account.Peers {
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), p.ID, validatedPeers)
assert.GreaterOrEqual(t, len(peers), 2, "minimum number peers should present")
assert.GreaterOrEqual(t, len(firewallRules), 2, "minimum number of firewall rules should present")
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), p, validatedPeers)
assert.GreaterOrEqual(t, len(peers), 1, "minimum number peers should present")
assert.GreaterOrEqual(t, len(firewallRules), 1, "minimum number of firewall rules should present")
}
})
t.Run("check first peer map details", func(t *testing.T) {
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), "peerB", validatedPeers)
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), account.Peers["peerB"], validatedPeers)
assert.Len(t, peers, 8)
assert.Contains(t, peers, account.Peers["peerA"])
assert.Contains(t, peers, account.Peers["peerC"])
@ -364,6 +411,32 @@ func TestAccount_getPeersByPolicy(t *testing.T) {
assert.True(t, contains, "rule not found in expected rules %#v", rule)
}
})
t.Run("check port ranges support for older peers", func(t *testing.T) {
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), account.Peers["peerK"], validatedPeers)
assert.Len(t, peers, 1)
assert.Contains(t, peers, account.Peers["peerI"])
expectedFirewallRules := []*types.FirewallRule{
{
PeerIP: "100.65.31.2",
Direction: types.FirewallRuleDirectionIN,
Action: "accept",
Protocol: "tcp",
Port: "8088",
PolicyID: "RuleWorkflow",
},
{
PeerIP: "100.65.31.2",
Direction: types.FirewallRuleDirectionOUT,
Action: "accept",
Protocol: "tcp",
Port: "8088",
PolicyID: "RuleWorkflow",
},
}
assert.ElementsMatch(t, firewallRules, expectedFirewallRules)
})
}
func TestAccount_getPeersByPolicyDirect(t *testing.T) {
@ -466,10 +539,10 @@ func TestAccount_getPeersByPolicyDirect(t *testing.T) {
}
t.Run("check first peer map", func(t *testing.T) {
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), "peerB", approvedPeers)
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), account.Peers["peerB"], approvedPeers)
assert.Contains(t, peers, account.Peers["peerC"])
epectedFirewallRules := []*types.FirewallRule{
expectedFirewallRules := []*types.FirewallRule{
{
PeerIP: "100.65.254.139",
Direction: types.FirewallRuleDirectionIN,
@ -487,19 +560,19 @@ func TestAccount_getPeersByPolicyDirect(t *testing.T) {
PolicyID: "RuleSwarm",
},
}
assert.Len(t, firewallRules, len(epectedFirewallRules))
slices.SortFunc(epectedFirewallRules, sortFunc())
assert.Len(t, firewallRules, len(expectedFirewallRules))
slices.SortFunc(expectedFirewallRules, sortFunc())
slices.SortFunc(firewallRules, sortFunc())
for i := range firewallRules {
assert.Equal(t, epectedFirewallRules[i], firewallRules[i])
assert.Equal(t, expectedFirewallRules[i], firewallRules[i])
}
})
t.Run("check second peer map", func(t *testing.T) {
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), "peerC", approvedPeers)
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), account.Peers["peerC"], approvedPeers)
assert.Contains(t, peers, account.Peers["peerB"])
epectedFirewallRules := []*types.FirewallRule{
expectedFirewallRules := []*types.FirewallRule{
{
PeerIP: "100.65.80.39",
Direction: types.FirewallRuleDirectionIN,
@ -517,21 +590,21 @@ func TestAccount_getPeersByPolicyDirect(t *testing.T) {
PolicyID: "RuleSwarm",
},
}
assert.Len(t, firewallRules, len(epectedFirewallRules))
slices.SortFunc(epectedFirewallRules, sortFunc())
assert.Len(t, firewallRules, len(expectedFirewallRules))
slices.SortFunc(expectedFirewallRules, sortFunc())
slices.SortFunc(firewallRules, sortFunc())
for i := range firewallRules {
assert.Equal(t, epectedFirewallRules[i], firewallRules[i])
assert.Equal(t, expectedFirewallRules[i], firewallRules[i])
}
})
account.Policies[1].Rules[0].Bidirectional = false
t.Run("check first peer map directional only", func(t *testing.T) {
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), "peerB", approvedPeers)
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), account.Peers["peerB"], approvedPeers)
assert.Contains(t, peers, account.Peers["peerC"])
epectedFirewallRules := []*types.FirewallRule{
expectedFirewallRules := []*types.FirewallRule{
{
PeerIP: "100.65.254.139",
Direction: types.FirewallRuleDirectionOUT,
@ -541,19 +614,19 @@ func TestAccount_getPeersByPolicyDirect(t *testing.T) {
PolicyID: "RuleSwarm",
},
}
assert.Len(t, firewallRules, len(epectedFirewallRules))
slices.SortFunc(epectedFirewallRules, sortFunc())
assert.Len(t, firewallRules, len(expectedFirewallRules))
slices.SortFunc(expectedFirewallRules, sortFunc())
slices.SortFunc(firewallRules, sortFunc())
for i := range firewallRules {
assert.Equal(t, epectedFirewallRules[i], firewallRules[i])
assert.Equal(t, expectedFirewallRules[i], firewallRules[i])
}
})
t.Run("check second peer map directional only", func(t *testing.T) {
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), "peerC", approvedPeers)
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), account.Peers["peerC"], approvedPeers)
assert.Contains(t, peers, account.Peers["peerB"])
epectedFirewallRules := []*types.FirewallRule{
expectedFirewallRules := []*types.FirewallRule{
{
PeerIP: "100.65.80.39",
Direction: types.FirewallRuleDirectionIN,
@ -563,11 +636,11 @@ func TestAccount_getPeersByPolicyDirect(t *testing.T) {
PolicyID: "RuleSwarm",
},
}
assert.Len(t, firewallRules, len(epectedFirewallRules))
slices.SortFunc(epectedFirewallRules, sortFunc())
assert.Len(t, firewallRules, len(expectedFirewallRules))
slices.SortFunc(expectedFirewallRules, sortFunc())
slices.SortFunc(firewallRules, sortFunc())
for i := range firewallRules {
assert.Equal(t, epectedFirewallRules[i], firewallRules[i])
assert.Equal(t, expectedFirewallRules[i], firewallRules[i])
}
})
}
@ -748,7 +821,7 @@ func TestAccount_getPeersByPolicyPostureChecks(t *testing.T) {
t.Run("verify peer's network map with default group peer list", func(t *testing.T) {
// peerB doesn't fulfill the NB posture check but is included in the destination group Swarm,
// will establish a connection with all source peers satisfying the NB posture check.
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), "peerB", approvedPeers)
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), account.Peers["peerB"], approvedPeers)
assert.Len(t, peers, 4)
assert.Len(t, firewallRules, 4)
assert.Contains(t, peers, account.Peers["peerA"])
@ -758,7 +831,7 @@ func TestAccount_getPeersByPolicyPostureChecks(t *testing.T) {
// peerC satisfy the NB posture check, should establish connection to all destination group peer's
// We expect a single permissive firewall rule which all outgoing connections
peers, firewallRules = account.GetPeerConnectionResources(context.Background(), "peerC", approvedPeers)
peers, firewallRules = account.GetPeerConnectionResources(context.Background(), account.Peers["peerC"], approvedPeers)
assert.Len(t, peers, len(account.Groups["GroupSwarm"].Peers))
assert.Len(t, firewallRules, 1)
expectedFirewallRules := []*types.FirewallRule{
@ -775,7 +848,7 @@ func TestAccount_getPeersByPolicyPostureChecks(t *testing.T) {
// peerE doesn't fulfill the NB posture check and exists in only destination group Swarm,
// all source group peers satisfying the NB posture check should establish connection
peers, firewallRules = account.GetPeerConnectionResources(context.Background(), "peerE", approvedPeers)
peers, firewallRules = account.GetPeerConnectionResources(context.Background(), account.Peers["peerE"], approvedPeers)
assert.Len(t, peers, 4)
assert.Len(t, firewallRules, 4)
assert.Contains(t, peers, account.Peers["peerA"])
@ -785,7 +858,7 @@ func TestAccount_getPeersByPolicyPostureChecks(t *testing.T) {
// peerI doesn't fulfill the OS version posture check and exists in only destination group Swarm,
// all source group peers satisfying the NB posture check should establish connection
peers, firewallRules = account.GetPeerConnectionResources(context.Background(), "peerI", approvedPeers)
peers, firewallRules = account.GetPeerConnectionResources(context.Background(), account.Peers["peerI"], approvedPeers)
assert.Len(t, peers, 4)
assert.Len(t, firewallRules, 4)
assert.Contains(t, peers, account.Peers["peerA"])
@ -800,19 +873,19 @@ func TestAccount_getPeersByPolicyPostureChecks(t *testing.T) {
// peerB doesn't satisfy the NB posture check, and doesn't exist in destination group peer's
// no connection should be established to any peer of destination group
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), "peerB", approvedPeers)
peers, firewallRules := account.GetPeerConnectionResources(context.Background(), account.Peers["peerB"], approvedPeers)
assert.Len(t, peers, 0)
assert.Len(t, firewallRules, 0)
// peerI doesn't satisfy the OS version posture check, and doesn't exist in destination group peer's
// no connection should be established to any peer of destination group
peers, firewallRules = account.GetPeerConnectionResources(context.Background(), "peerI", approvedPeers)
peers, firewallRules = account.GetPeerConnectionResources(context.Background(), account.Peers["peerI"], approvedPeers)
assert.Len(t, peers, 0)
assert.Len(t, firewallRules, 0)
// peerC satisfy the NB posture check, should establish connection to all destination group peer's
// We expect a single permissive firewall rule which all outgoing connections
peers, firewallRules = account.GetPeerConnectionResources(context.Background(), "peerC", approvedPeers)
peers, firewallRules = account.GetPeerConnectionResources(context.Background(), account.Peers["peerC"], approvedPeers)
assert.Len(t, peers, len(account.Groups["GroupSwarm"].Peers))
assert.Len(t, firewallRules, len(account.Groups["GroupSwarm"].Peers))
@ -827,14 +900,14 @@ func TestAccount_getPeersByPolicyPostureChecks(t *testing.T) {
// peerE doesn't fulfill the NB posture check and exists in only destination group Swarm,
// all source group peers satisfying the NB posture check should establish connection
peers, firewallRules = account.GetPeerConnectionResources(context.Background(), "peerE", approvedPeers)
peers, firewallRules = account.GetPeerConnectionResources(context.Background(), account.Peers["peerE"], approvedPeers)
assert.Len(t, peers, 3)
assert.Len(t, firewallRules, 3)
assert.Contains(t, peers, account.Peers["peerA"])
assert.Contains(t, peers, account.Peers["peerC"])
assert.Contains(t, peers, account.Peers["peerD"])
peers, firewallRules = account.GetPeerConnectionResources(context.Background(), "peerA", approvedPeers)
peers, firewallRules = account.GetPeerConnectionResources(context.Background(), account.Peers["peerA"], approvedPeers)
assert.Len(t, peers, 5)
// assert peers from Group Swarm
assert.Contains(t, peers, account.Peers["peerD"])

View File

@ -24,20 +24,12 @@ func sanitizeVersion(version string) string {
}
func (n *NBVersionCheck) Check(ctx context.Context, peer nbpeer.Peer) (bool, error) {
peerVersion := sanitizeVersion(peer.Meta.WtVersion)
minVersion := sanitizeVersion(n.MinVersion)
peerNBVersion, err := version.NewVersion(peerVersion)
meetsMin, err := MeetsMinVersion(n.MinVersion, peer.Meta.WtVersion)
if err != nil {
return false, err
}
constraints, err := version.NewConstraint(">= " + minVersion)
if err != nil {
return false, err
}
if constraints.Check(peerNBVersion) {
if meetsMin {
return true, nil
}
@ -60,3 +52,21 @@ func (n *NBVersionCheck) Validate() error {
}
return nil
}
// MeetsMinVersion checks if the peer's version meets or exceeds the minimum required version
func MeetsMinVersion(minVer, peerVer string) (bool, error) {
peerVer = sanitizeVersion(peerVer)
minVer = sanitizeVersion(minVer)
peerNBVer, err := version.NewVersion(peerVer)
if err != nil {
return false, err
}
constraints, err := version.NewConstraint(">= " + minVer)
if err != nil {
return false, err
}
return constraints.Check(peerNBVer), nil
}

View File

@ -139,3 +139,68 @@ func TestNBVersionCheck_Validate(t *testing.T) {
})
}
}
func TestMeetsMinVersion(t *testing.T) {
tests := []struct {
name string
minVer string
peerVer string
want bool
wantErr bool
}{
{
name: "Peer version greater than min version",
minVer: "0.26.0",
peerVer: "0.60.1",
want: true,
wantErr: false,
},
{
name: "Peer version equals min version",
minVer: "1.0.0",
peerVer: "1.0.0",
want: true,
wantErr: false,
},
{
name: "Peer version less than min version",
minVer: "1.0.0",
peerVer: "0.9.9",
want: false,
wantErr: false,
},
{
name: "Peer version with pre-release tag greater than min version",
minVer: "1.0.0",
peerVer: "1.0.1-alpha",
want: true,
wantErr: false,
},
{
name: "Invalid peer version format",
minVer: "1.0.0",
peerVer: "dev",
want: false,
wantErr: true,
},
{
name: "Invalid min version format",
minVer: "invalid.version",
peerVer: "1.0.0",
want: false,
wantErr: true,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := MeetsMinVersion(tt.minVer, tt.peerVer)
if tt.wantErr {
assert.Error(t, err)
} else {
assert.NoError(t, err)
}
assert.Equal(t, tt.want, got)
})
}
}

View File

@ -36,6 +36,9 @@ const (
PublicCategory = "public"
PrivateCategory = "private"
UnknownCategory = "unknown"
// firewallRuleMinPortRangesVer defines the minimum peer version that supports port range rules.
firewallRuleMinPortRangesVer = "0.48.0"
)
type LookupMap map[string]struct{}
@ -248,7 +251,7 @@ func (a *Account) GetPeerNetworkMap(
}
}
aclPeers, firewallRules := a.GetPeerConnectionResources(ctx, peerID, validatedPeersMap)
aclPeers, firewallRules := a.GetPeerConnectionResources(ctx, peer, validatedPeersMap)
// exclude expired peers
var peersToConnect []*nbpeer.Peer
var expiredPeers []*nbpeer.Peer
@ -961,8 +964,9 @@ func (a *Account) UserGroupsRemoveFromPeers(userID string, groups ...string) map
// GetPeerConnectionResources for a given peer
//
// This function returns the list of peers and firewall rules that are applicable to a given peer.
func (a *Account) GetPeerConnectionResources(ctx context.Context, peerID string, validatedPeersMap map[string]struct{}) ([]*nbpeer.Peer, []*FirewallRule) {
generateResources, getAccumulatedResources := a.connResourcesGenerator(ctx)
func (a *Account) GetPeerConnectionResources(ctx context.Context, peer *nbpeer.Peer, validatedPeersMap map[string]struct{}) ([]*nbpeer.Peer, []*FirewallRule) {
generateResources, getAccumulatedResources := a.connResourcesGenerator(ctx, peer)
for _, policy := range a.Policies {
if !policy.Enabled {
continue
@ -973,8 +977,8 @@ func (a *Account) GetPeerConnectionResources(ctx context.Context, peerID string,
continue
}
sourcePeers, peerInSources := a.getAllPeersFromGroups(ctx, rule.Sources, peerID, policy.SourcePostureChecks, validatedPeersMap)
destinationPeers, peerInDestinations := a.getAllPeersFromGroups(ctx, rule.Destinations, peerID, nil, validatedPeersMap)
sourcePeers, peerInSources := a.getAllPeersFromGroups(ctx, rule.Sources, peer.ID, policy.SourcePostureChecks, validatedPeersMap)
destinationPeers, peerInDestinations := a.getAllPeersFromGroups(ctx, rule.Destinations, peer.ID, nil, validatedPeersMap)
if rule.Bidirectional {
if peerInSources {
@ -1003,7 +1007,7 @@ func (a *Account) GetPeerConnectionResources(ctx context.Context, peerID string,
// The generator function is used to generate the list of peers and firewall rules that are applicable to a given peer.
// It safe to call the generator function multiple times for same peer and different rules no duplicates will be
// generated. The accumulator function returns the result of all the generator calls.
func (a *Account) connResourcesGenerator(ctx context.Context) (func(*PolicyRule, []*nbpeer.Peer, int), func() ([]*nbpeer.Peer, []*FirewallRule)) {
func (a *Account) connResourcesGenerator(ctx context.Context, targetPeer *nbpeer.Peer) (func(*PolicyRule, []*nbpeer.Peer, int), func() ([]*nbpeer.Peer, []*FirewallRule)) {
rulesExists := make(map[string]struct{})
peersExists := make(map[string]struct{})
rules := make([]*FirewallRule, 0)
@ -1051,17 +1055,7 @@ func (a *Account) connResourcesGenerator(ctx context.Context) (func(*PolicyRule,
continue
}
for _, port := range rule.Ports {
pr := fr // clone rule and add set new port
pr.Port = port
rules = append(rules, &pr)
}
for _, portRange := range rule.PortRanges {
pr := fr
pr.PortRange = portRange
rules = append(rules, &pr)
}
rules = append(rules, expandPortsAndRanges(fr, rule, targetPeer)...)
}
}, func() ([]*nbpeer.Peer, []*FirewallRule) {
return peers, rules
@ -1590,3 +1584,45 @@ func (a *Account) AddAllGroup() error {
}
return nil
}
// expandPortsAndRanges expands Ports and PortRanges of a rule into individual firewall rules
func expandPortsAndRanges(base FirewallRule, rule *PolicyRule, peer *nbpeer.Peer) []*FirewallRule {
var expanded []*FirewallRule
if len(rule.Ports) > 0 {
for _, port := range rule.Ports {
fr := base
fr.Port = port
expanded = append(expanded, &fr)
}
return expanded
}
supportPortRanges := peerSupportsPortRanges(peer.Meta.WtVersion)
for _, portRange := range rule.PortRanges {
fr := base
if supportPortRanges {
fr.PortRange = portRange
} else {
// Peer doesn't support port ranges, only allow single-port ranges
if portRange.Start != portRange.End {
continue
}
fr.Port = strconv.FormatUint(uint64(portRange.Start), 10)
}
expanded = append(expanded, &fr)
}
return expanded
}
// peerSupportsPortRanges checks if the peer version supports port ranges.
func peerSupportsPortRanges(peerVer string) bool {
if strings.Contains(peerVer, "dev") {
return true
}
meetMinVer, err := posture.MeetsMinVersion(firewallRuleMinPortRangesVer, peerVer)
return err == nil && meetMinVer
}

View File

@ -76,7 +76,6 @@ func generateRouteFirewallRules(ctx context.Context, route *nbroute.Route, rule
rules = append(rules, generateRulesWithPortRanges(baseRule, rule, rulesExists)...)
} else {
rules = append(rules, generateRulesWithPorts(ctx, baseRule, rule, rulesExists)...)
}
// TODO: generate IPv6 rules for dynamic routes