diff --git a/machine.go b/machine.go index 3106d0b2..479380a0 100644 --- a/machine.go +++ b/machine.go @@ -173,6 +173,12 @@ func getFilteredByACLPeers( machine.IPAddresses.ToStringSlice(), peer.IPAddresses.ToStringSlice(), ) || // match source and destination + matchSourceAndDestinationWithRule( + rule.SrcIPs, + dst, + peer.IPAddresses.ToStringSlice(), + machine.IPAddresses.ToStringSlice(), + ) || // match return path matchSourceAndDestinationWithRule( rule.SrcIPs, dst, @@ -182,9 +188,21 @@ func getFilteredByACLPeers( matchSourceAndDestinationWithRule( rule.SrcIPs, dst, + []string{"*"}, + []string{"*"}, + ) || // match source and all destination + matchSourceAndDestinationWithRule( + rule.SrcIPs, + dst, + []string{"*"}, peer.IPAddresses.ToStringSlice(), + ) || // match source and all destination + matchSourceAndDestinationWithRule( + rule.SrcIPs, + dst, + []string{"*"}, machine.IPAddresses.ToStringSlice(), - ) { // match return path + ) { // match all sources and source peers[peer.ID] = peer } } diff --git a/machine_test.go b/machine_test.go index e9c91f8b..ed95aaf7 100644 --- a/machine_test.go +++ b/machine_test.go @@ -296,6 +296,7 @@ func (s *Suite) TestSerdeAddressStrignSlice(c *check.C) { } } +// nolint func Test_getFilteredByACLPeers(t *testing.T) { type args struct { machines []Machine @@ -443,7 +444,7 @@ func Test_getFilteredByACLPeers(t *testing.T) { }, }, machine: &Machine{ // current machine - ID: 1, + ID: 2, IPAddresses: MachineAddresses{netaddr.MustParseIP("100.64.0.2")}, Namespace: Namespace{Name: "marc"}, }, @@ -456,6 +457,208 @@ func Test_getFilteredByACLPeers(t *testing.T) { }, }, }, + { + name: "rules allows all hosts to reach one destination", + args: args{ + machines: []Machine{ // list of all machines in the database + { + ID: 1, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.1"), + }, + Namespace: Namespace{Name: "joe"}, + }, + { + ID: 2, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.2"), + }, + Namespace: Namespace{Name: "marc"}, + }, + { + ID: 3, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.3"), + }, + Namespace: Namespace{Name: "mickael"}, + }, + }, + rules: []tailcfg.FilterRule{ // list of all ACLRules registered + { + SrcIPs: []string{"*"}, + DstPorts: []tailcfg.NetPortRange{ + {IP: "100.64.0.2"}, + }, + }, + }, + machine: &Machine{ // current machine + ID: 1, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.1"), + }, + Namespace: Namespace{Name: "joe"}, + }, + }, + want: Machines{ + { + ID: 2, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.2"), + }, + Namespace: Namespace{Name: "marc"}, + }, + }, + }, + { + name: "rules allows all hosts to reach one destination, destination can reach all hosts", + args: args{ + machines: []Machine{ // list of all machines in the database + { + ID: 1, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.1"), + }, + Namespace: Namespace{Name: "joe"}, + }, + { + ID: 2, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.2"), + }, + Namespace: Namespace{Name: "marc"}, + }, + { + ID: 3, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.3"), + }, + Namespace: Namespace{Name: "mickael"}, + }, + }, + rules: []tailcfg.FilterRule{ // list of all ACLRules registered + { + SrcIPs: []string{"*"}, + DstPorts: []tailcfg.NetPortRange{ + {IP: "100.64.0.2"}, + }, + }, + }, + machine: &Machine{ // current machine + ID: 2, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.2"), + }, + Namespace: Namespace{Name: "marc"}, + }, + }, + want: Machines{ + { + ID: 1, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.1"), + }, + Namespace: Namespace{Name: "joe"}, + }, + { + ID: 3, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.3"), + }, + Namespace: Namespace{Name: "mickael"}, + }, + }, + }, + { + name: "rule allows all hosts to reach all destinations", + args: args{ + machines: []Machine{ // list of all machines in the database + { + ID: 1, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.1"), + }, + Namespace: Namespace{Name: "joe"}, + }, + { + ID: 2, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.2"), + }, + Namespace: Namespace{Name: "marc"}, + }, + { + ID: 3, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.3"), + }, + Namespace: Namespace{Name: "mickael"}, + }, + }, + rules: []tailcfg.FilterRule{ // list of all ACLRules registered + { + SrcIPs: []string{"*"}, + DstPorts: []tailcfg.NetPortRange{ + {IP: "*"}, + }, + }, + }, + machine: &Machine{ // current machine + ID: 2, + IPAddresses: MachineAddresses{netaddr.MustParseIP("100.64.0.2")}, + Namespace: Namespace{Name: "marc"}, + }, + }, + want: Machines{ + { + ID: 1, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.1"), + }, + Namespace: Namespace{Name: "joe"}, + }, + { + ID: 3, + IPAddresses: MachineAddresses{netaddr.MustParseIP("100.64.0.3")}, + Namespace: Namespace{Name: "mickael"}, + }, + }, + }, + { + name: "without rule all communications are forbidden", + args: args{ + machines: []Machine{ // list of all machines in the database + { + ID: 1, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.1"), + }, + Namespace: Namespace{Name: "joe"}, + }, + { + ID: 2, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.2"), + }, + Namespace: Namespace{Name: "marc"}, + }, + { + ID: 3, + IPAddresses: MachineAddresses{ + netaddr.MustParseIP("100.64.0.3"), + }, + Namespace: Namespace{Name: "mickael"}, + }, + }, + rules: []tailcfg.FilterRule{ // list of all ACLRules registered + }, + machine: &Machine{ // current machine + ID: 2, + IPAddresses: MachineAddresses{netaddr.MustParseIP("100.64.0.2")}, + Namespace: Namespace{Name: "marc"}, + }, + }, + want: Machines{}, + }, } for _, tt := range tests { t.Run(tt.name, func(t *testing.T) {