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headscale/acls_test.go

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package headscale
import (
"errors"
"net/netip"
"reflect"
"testing"
"gopkg.in/check.v1"
"tailscale.com/envknob"
"tailscale.com/tailcfg"
)
func (s *Suite) TestWrongPath(c *check.C) {
err := app.LoadACLPolicy("asdfg")
c.Assert(err, check.NotNil)
}
func (s *Suite) TestBrokenHuJson(c *check.C) {
err := app.LoadACLPolicy("./tests/acls/broken.hujson")
c.Assert(err, check.NotNil)
}
func (s *Suite) TestInvalidPolicyHuson(c *check.C) {
err := app.LoadACLPolicy("./tests/acls/invalid.hujson")
c.Assert(err, check.NotNil)
c.Assert(err, check.Equals, errEmptyPolicy)
}
func (s *Suite) TestParseHosts(c *check.C) {
var hosts Hosts
err := hosts.UnmarshalJSON(
[]byte(
`{"example-host-1": "100.100.100.100","example-host-2": "100.100.101.100/24"}`,
),
)
c.Assert(hosts, check.NotNil)
c.Assert(err, check.IsNil)
}
func (s *Suite) TestParseInvalidCIDR(c *check.C) {
var hosts Hosts
err := hosts.UnmarshalJSON([]byte(`{"example-host-1": "100.100.100.100/42"}`))
c.Assert(hosts, check.IsNil)
c.Assert(err, check.NotNil)
}
func (s *Suite) TestRuleInvalidGeneration(c *check.C) {
err := app.LoadACLPolicy("./tests/acls/acl_policy_invalid.hujson")
c.Assert(err, check.NotNil)
}
func (s *Suite) TestBasicRule(c *check.C) {
err := app.LoadACLPolicy("./tests/acls/acl_policy_basic_1.hujson")
c.Assert(err, check.IsNil)
rules, err := generateACLRules([]Machine{}, *app.aclPolicy, false)
c.Assert(err, check.IsNil)
c.Assert(rules, check.NotNil)
}
// TODO(kradalby): Make tests values safe, independent and descriptive.
func (s *Suite) TestInvalidAction(c *check.C) {
app.aclPolicy = &ACLPolicy{
ACLs: []ACL{
{
Action: "invalidAction",
Sources: []string{"*"},
Destinations: []string{"*:*"},
},
},
}
err := app.UpdateACLRules()
c.Assert(errors.Is(err, errInvalidAction), check.Equals, true)
}
func (s *Suite) TestSshRules(c *check.C) {
envknob.Setenv("HEADSCALE_EXPERIMENTAL_FEATURE_SSH", "1")
user, err := app.CreateUser("user1")
c.Assert(err, check.IsNil)
pak, err := app.CreatePreAuthKey(user.Name, false, false, nil, nil)
c.Assert(err, check.IsNil)
_, err = app.GetMachine("user1", "testmachine")
c.Assert(err, check.NotNil)
hostInfo := tailcfg.Hostinfo{
OS: "centos",
Hostname: "testmachine",
RequestTags: []string{"tag:test"},
}
machine := Machine{
ID: 0,
MachineKey: "foo",
NodeKey: "bar",
DiscoKey: "faa",
Hostname: "testmachine",
IPAddresses: MachineAddresses{netip.MustParseAddr("100.64.0.1")},
UserID: user.ID,
RegisterMethod: RegisterMethodAuthKey,
AuthKeyID: uint(pak.ID),
HostInfo: HostInfo(hostInfo),
}
app.db.Save(&machine)
app.aclPolicy = &ACLPolicy{
Groups: Groups{
"group:test": []string{"user1"},
},
Hosts: Hosts{
"client": netip.PrefixFrom(netip.MustParseAddr("100.64.99.42"), 32),
},
ACLs: []ACL{
{
Action: "accept",
Sources: []string{"*"},
Destinations: []string{"*:*"},
},
},
SSHs: []SSH{
{
Action: "accept",
Sources: []string{"group:test"},
Destinations: []string{"client"},
Users: []string{"autogroup:nonroot"},
},
{
Action: "accept",
Sources: []string{"*"},
Destinations: []string{"client"},
Users: []string{"autogroup:nonroot"},
},
},
}
err = app.UpdateACLRules()
c.Assert(err, check.IsNil)
c.Assert(app.sshPolicy, check.NotNil)
c.Assert(app.sshPolicy.Rules, check.HasLen, 2)
c.Assert(app.sshPolicy.Rules[0].SSHUsers, check.HasLen, 1)
c.Assert(app.sshPolicy.Rules[0].Principals, check.HasLen, 1)
c.Assert(app.sshPolicy.Rules[0].Principals[0].NodeIP, check.Matches, "100.64.0.1")
c.Assert(app.sshPolicy.Rules[1].SSHUsers, check.HasLen, 1)
c.Assert(app.sshPolicy.Rules[1].Principals, check.HasLen, 1)
c.Assert(app.sshPolicy.Rules[1].Principals[0].NodeIP, check.Matches, "*")
}
func (s *Suite) TestInvalidGroupInGroup(c *check.C) {
// this ACL is wrong because the group in Sources sections doesn't exist
app.aclPolicy = &ACLPolicy{
Groups: Groups{
"group:test": []string{"foo"},
"group:error": []string{"foo", "group:test"},
},
ACLs: []ACL{
{
Action: "accept",
Sources: []string{"group:error"},
Destinations: []string{"*:*"},
},
},
}
err := app.UpdateACLRules()
c.Assert(errors.Is(err, errInvalidGroup), check.Equals, true)
}
func (s *Suite) TestInvalidTagOwners(c *check.C) {
// this ACL is wrong because no tagOwners own the requested tag for the server
app.aclPolicy = &ACLPolicy{
ACLs: []ACL{
{
Action: "accept",
Sources: []string{"tag:foo"},
Destinations: []string{"*:*"},
},
},
}
err := app.UpdateACLRules()
c.Assert(errors.Is(err, errInvalidTag), check.Equals, true)
}
// this test should validate that we can expand a group in a TagOWner section and
// match properly the IP's of the related hosts. The owner is valid and the tag is also valid.
// the tag is matched in the Sources section.
func (s *Suite) TestValidExpandTagOwnersInSources(c *check.C) {
user, err := app.CreateUser("user1")
c.Assert(err, check.IsNil)
pak, err := app.CreatePreAuthKey(user.Name, false, false, nil, nil)
c.Assert(err, check.IsNil)
_, err = app.GetMachine("user1", "testmachine")
c.Assert(err, check.NotNil)
hostInfo := tailcfg.Hostinfo{
OS: "centos",
Hostname: "testmachine",
RequestTags: []string{"tag:test"},
}
machine := Machine{
ID: 0,
MachineKey: "foo",
NodeKey: "bar",
DiscoKey: "faa",
Hostname: "testmachine",
IPAddresses: MachineAddresses{netip.MustParseAddr("100.64.0.1")},
UserID: user.ID,
RegisterMethod: RegisterMethodAuthKey,
AuthKeyID: uint(pak.ID),
HostInfo: HostInfo(hostInfo),
}
app.db.Save(&machine)
app.aclPolicy = &ACLPolicy{
Groups: Groups{"group:test": []string{"user1", "user2"}},
TagOwners: TagOwners{"tag:test": []string{"user3", "group:test"}},
ACLs: []ACL{
{
Action: "accept",
Sources: []string{"tag:test"},
Destinations: []string{"*:*"},
},
},
}
err = app.UpdateACLRules()
c.Assert(err, check.IsNil)
c.Assert(app.aclRules, check.HasLen, 1)
c.Assert(app.aclRules[0].SrcIPs, check.HasLen, 1)
c.Assert(app.aclRules[0].SrcIPs[0], check.Equals, "100.64.0.1")
}
// this test should validate that we can expand a group in a TagOWner section and
// match properly the IP's of the related hosts. The owner is valid and the tag is also valid.
// the tag is matched in the Destinations section.
func (s *Suite) TestValidExpandTagOwnersInDestinations(c *check.C) {
user, err := app.CreateUser("user1")
c.Assert(err, check.IsNil)
pak, err := app.CreatePreAuthKey(user.Name, false, false, nil, nil)
c.Assert(err, check.IsNil)
_, err = app.GetMachine("user1", "testmachine")
c.Assert(err, check.NotNil)
hostInfo := tailcfg.Hostinfo{
OS: "centos",
Hostname: "testmachine",
RequestTags: []string{"tag:test"},
}
machine := Machine{
ID: 1,
MachineKey: "12345",
NodeKey: "bar",
DiscoKey: "faa",
Hostname: "testmachine",
IPAddresses: MachineAddresses{netip.MustParseAddr("100.64.0.1")},
UserID: user.ID,
RegisterMethod: RegisterMethodAuthKey,
AuthKeyID: uint(pak.ID),
HostInfo: HostInfo(hostInfo),
}
app.db.Save(&machine)
app.aclPolicy = &ACLPolicy{
Groups: Groups{"group:test": []string{"user1", "user2"}},
TagOwners: TagOwners{"tag:test": []string{"user3", "group:test"}},
ACLs: []ACL{
{
Action: "accept",
Sources: []string{"*"},
Destinations: []string{"tag:test:*"},
},
},
}
err = app.UpdateACLRules()
c.Assert(err, check.IsNil)
c.Assert(app.aclRules, check.HasLen, 1)
c.Assert(app.aclRules[0].DstPorts, check.HasLen, 1)
c.Assert(app.aclRules[0].DstPorts[0].IP, check.Equals, "100.64.0.1")
}
// need a test with:
// tag on a host that isn't owned by a tag owners. So the user
// of the host should be valid.
func (s *Suite) TestInvalidTagValidUser(c *check.C) {
user, err := app.CreateUser("user1")
c.Assert(err, check.IsNil)
pak, err := app.CreatePreAuthKey(user.Name, false, false, nil, nil)
c.Assert(err, check.IsNil)
_, err = app.GetMachine("user1", "testmachine")
c.Assert(err, check.NotNil)
hostInfo := tailcfg.Hostinfo{
OS: "centos",
Hostname: "testmachine",
RequestTags: []string{"tag:foo"},
}
machine := Machine{
ID: 1,
MachineKey: "12345",
NodeKey: "bar",
DiscoKey: "faa",
Hostname: "testmachine",
IPAddresses: MachineAddresses{netip.MustParseAddr("100.64.0.1")},
UserID: user.ID,
RegisterMethod: RegisterMethodAuthKey,
AuthKeyID: uint(pak.ID),
HostInfo: HostInfo(hostInfo),
}
app.db.Save(&machine)
app.aclPolicy = &ACLPolicy{
TagOwners: TagOwners{"tag:test": []string{"user1"}},
ACLs: []ACL{
{
Action: "accept",
Sources: []string{"user1"},
Destinations: []string{"*:*"},
},
},
}
err = app.UpdateACLRules()
c.Assert(err, check.IsNil)
c.Assert(app.aclRules, check.HasLen, 1)
c.Assert(app.aclRules[0].SrcIPs, check.HasLen, 1)
c.Assert(app.aclRules[0].SrcIPs[0], check.Equals, "100.64.0.1")
}
// tag on a host is owned by a tag owner, the tag is valid.
// an ACL rule is matching the tag to a user. It should not be valid since the
// host should be tied to the tag now.
func (s *Suite) TestValidTagInvalidUser(c *check.C) {
user, err := app.CreateUser("user1")
c.Assert(err, check.IsNil)
pak, err := app.CreatePreAuthKey(user.Name, false, false, nil, nil)
c.Assert(err, check.IsNil)
_, err = app.GetMachine("user1", "webserver")
c.Assert(err, check.NotNil)
hostInfo := tailcfg.Hostinfo{
OS: "centos",
Hostname: "webserver",
RequestTags: []string{"tag:webapp"},
}
machine := Machine{
ID: 1,
MachineKey: "12345",
NodeKey: "bar",
DiscoKey: "faa",
Hostname: "webserver",
IPAddresses: MachineAddresses{netip.MustParseAddr("100.64.0.1")},
UserID: user.ID,
RegisterMethod: RegisterMethodAuthKey,
AuthKeyID: uint(pak.ID),
HostInfo: HostInfo(hostInfo),
}
app.db.Save(&machine)
_, err = app.GetMachine("user1", "user")
hostInfo2 := tailcfg.Hostinfo{
OS: "debian",
Hostname: "Hostname",
}
c.Assert(err, check.NotNil)
machine = Machine{
ID: 2,
MachineKey: "56789",
NodeKey: "bar2",
DiscoKey: "faab",
Hostname: "user",
IPAddresses: MachineAddresses{netip.MustParseAddr("100.64.0.2")},
UserID: user.ID,
RegisterMethod: RegisterMethodAuthKey,
AuthKeyID: uint(pak.ID),
HostInfo: HostInfo(hostInfo2),
}
app.db.Save(&machine)
app.aclPolicy = &ACLPolicy{
TagOwners: TagOwners{"tag:webapp": []string{"user1"}},
ACLs: []ACL{
{
Action: "accept",
Sources: []string{"user1"},
Destinations: []string{"tag:webapp:80,443"},
},
},
}
err = app.UpdateACLRules()
c.Assert(err, check.IsNil)
c.Assert(app.aclRules, check.HasLen, 1)
c.Assert(app.aclRules[0].SrcIPs, check.HasLen, 1)
c.Assert(app.aclRules[0].SrcIPs[0], check.Equals, "100.64.0.2")
c.Assert(app.aclRules[0].DstPorts, check.HasLen, 2)
c.Assert(app.aclRules[0].DstPorts[0].Ports.First, check.Equals, uint16(80))
c.Assert(app.aclRules[0].DstPorts[0].Ports.Last, check.Equals, uint16(80))
c.Assert(app.aclRules[0].DstPorts[0].IP, check.Equals, "100.64.0.1")
c.Assert(app.aclRules[0].DstPorts[1].Ports.First, check.Equals, uint16(443))
c.Assert(app.aclRules[0].DstPorts[1].Ports.Last, check.Equals, uint16(443))
c.Assert(app.aclRules[0].DstPorts[1].IP, check.Equals, "100.64.0.1")
}
func (s *Suite) TestPortRange(c *check.C) {
err := app.LoadACLPolicy("./tests/acls/acl_policy_basic_range.hujson")
c.Assert(err, check.IsNil)
rules, err := generateACLRules([]Machine{}, *app.aclPolicy, false)
c.Assert(err, check.IsNil)
c.Assert(rules, check.NotNil)
c.Assert(rules, check.HasLen, 1)
c.Assert(rules[0].DstPorts, check.HasLen, 1)
c.Assert(rules[0].DstPorts[0].Ports.First, check.Equals, uint16(5400))
c.Assert(rules[0].DstPorts[0].Ports.Last, check.Equals, uint16(5500))
}
func (s *Suite) TestProtocolParsing(c *check.C) {
err := app.LoadACLPolicy("./tests/acls/acl_policy_basic_protocols.hujson")
c.Assert(err, check.IsNil)
rules, err := generateACLRules([]Machine{}, *app.aclPolicy, false)
c.Assert(err, check.IsNil)
c.Assert(rules, check.NotNil)
c.Assert(rules, check.HasLen, 3)
c.Assert(rules[0].IPProto[0], check.Equals, protocolTCP)
c.Assert(rules[1].IPProto[0], check.Equals, protocolUDP)
c.Assert(rules[2].IPProto[1], check.Equals, protocolIPv6ICMP)
}
func (s *Suite) TestPortWildcard(c *check.C) {
err := app.LoadACLPolicy("./tests/acls/acl_policy_basic_wildcards.hujson")
c.Assert(err, check.IsNil)
rules, err := generateACLRules([]Machine{}, *app.aclPolicy, false)
c.Assert(err, check.IsNil)
c.Assert(rules, check.NotNil)
c.Assert(rules, check.HasLen, 1)
c.Assert(rules[0].DstPorts, check.HasLen, 1)
c.Assert(rules[0].DstPorts[0].Ports.First, check.Equals, uint16(0))
c.Assert(rules[0].DstPorts[0].Ports.Last, check.Equals, uint16(65535))
c.Assert(rules[0].SrcIPs, check.HasLen, 1)
c.Assert(rules[0].SrcIPs[0], check.Equals, "*")
}
func (s *Suite) TestPortWildcardYAML(c *check.C) {
err := app.LoadACLPolicy("./tests/acls/acl_policy_basic_wildcards.yaml")
c.Assert(err, check.IsNil)
rules, err := generateACLRules([]Machine{}, *app.aclPolicy, false)
c.Assert(err, check.IsNil)
c.Assert(rules, check.NotNil)
c.Assert(rules, check.HasLen, 1)
c.Assert(rules[0].DstPorts, check.HasLen, 1)
c.Assert(rules[0].DstPorts[0].Ports.First, check.Equals, uint16(0))
c.Assert(rules[0].DstPorts[0].Ports.Last, check.Equals, uint16(65535))
c.Assert(rules[0].SrcIPs, check.HasLen, 1)
c.Assert(rules[0].SrcIPs[0], check.Equals, "*")
}
func (s *Suite) TestPortUser(c *check.C) {
user, err := app.CreateUser("testuser")
c.Assert(err, check.IsNil)
pak, err := app.CreatePreAuthKey(user.Name, false, false, nil, nil)
c.Assert(err, check.IsNil)
_, err = app.GetMachine("testuser", "testmachine")
c.Assert(err, check.NotNil)
ips, _ := app.getAvailableIPs()
machine := Machine{
ID: 0,
MachineKey: "12345",
NodeKey: "bar",
DiscoKey: "faa",
Hostname: "testmachine",
UserID: user.ID,
RegisterMethod: RegisterMethodAuthKey,
IPAddresses: ips,
AuthKeyID: uint(pak.ID),
}
app.db.Save(&machine)
err = app.LoadACLPolicy(
"./tests/acls/acl_policy_basic_user_as_user.hujson",
)
c.Assert(err, check.IsNil)
machines, err := app.ListMachines()
c.Assert(err, check.IsNil)
rules, err := generateACLRules(machines, *app.aclPolicy, false)
c.Assert(err, check.IsNil)
c.Assert(rules, check.NotNil)
c.Assert(rules, check.HasLen, 1)
c.Assert(rules[0].DstPorts, check.HasLen, 1)
c.Assert(rules[0].DstPorts[0].Ports.First, check.Equals, uint16(0))
c.Assert(rules[0].DstPorts[0].Ports.Last, check.Equals, uint16(65535))
c.Assert(rules[0].SrcIPs, check.HasLen, 1)
c.Assert(rules[0].SrcIPs[0], check.Not(check.Equals), "not an ip")
c.Assert(len(ips), check.Equals, 1)
c.Assert(rules[0].SrcIPs[0], check.Equals, ips[0].String())
}
func (s *Suite) TestPortGroup(c *check.C) {
user, err := app.CreateUser("testuser")
c.Assert(err, check.IsNil)
pak, err := app.CreatePreAuthKey(user.Name, false, false, nil, nil)
c.Assert(err, check.IsNil)
_, err = app.GetMachine("testuser", "testmachine")
c.Assert(err, check.NotNil)
ips, _ := app.getAvailableIPs()
machine := Machine{
ID: 0,
MachineKey: "foo",
NodeKey: "bar",
DiscoKey: "faa",
Hostname: "testmachine",
UserID: user.ID,
RegisterMethod: RegisterMethodAuthKey,
IPAddresses: ips,
AuthKeyID: uint(pak.ID),
}
app.db.Save(&machine)
err = app.LoadACLPolicy("./tests/acls/acl_policy_basic_groups.hujson")
c.Assert(err, check.IsNil)
machines, err := app.ListMachines()
c.Assert(err, check.IsNil)
rules, err := generateACLRules(machines, *app.aclPolicy, false)
c.Assert(err, check.IsNil)
c.Assert(rules, check.NotNil)
c.Assert(rules, check.HasLen, 1)
c.Assert(rules[0].DstPorts, check.HasLen, 1)
c.Assert(rules[0].DstPorts[0].Ports.First, check.Equals, uint16(0))
c.Assert(rules[0].DstPorts[0].Ports.Last, check.Equals, uint16(65535))
c.Assert(rules[0].SrcIPs, check.HasLen, 1)
c.Assert(rules[0].SrcIPs[0], check.Not(check.Equals), "not an ip")
c.Assert(len(ips), check.Equals, 1)
c.Assert(rules[0].SrcIPs[0], check.Equals, ips[0].String())
}
func Test_expandGroup(t *testing.T) {
type args struct {
aclPolicy ACLPolicy
group string
stripEmailDomain bool
}
tests := []struct {
name string
args args
want []string
wantErr bool
}{
{
name: "simple test",
args: args{
aclPolicy: ACLPolicy{
Groups: Groups{
"group:test": []string{"user1", "user2", "user3"},
"group:foo": []string{"user2", "user3"},
},
},
group: "group:test",
stripEmailDomain: true,
},
want: []string{"user1", "user2", "user3"},
wantErr: false,
},
{
name: "InexistantGroup",
args: args{
aclPolicy: ACLPolicy{
Groups: Groups{
"group:test": []string{"user1", "user2", "user3"},
"group:foo": []string{"user2", "user3"},
},
},
group: "group:undefined",
stripEmailDomain: true,
},
want: []string{},
wantErr: true,
},
{
name: "Expand emails in group",
args: args{
aclPolicy: ACLPolicy{
Groups: Groups{
"group:admin": []string{
"joe.bar@gmail.com",
"john.doe@yahoo.fr",
},
},
},
group: "group:admin",
stripEmailDomain: true,
},
want: []string{"joe.bar", "john.doe"},
wantErr: false,
},
{
name: "Expand emails in group",
args: args{
aclPolicy: ACLPolicy{
Groups: Groups{
"group:admin": []string{
"joe.bar@gmail.com",
"john.doe@yahoo.fr",
},
},
},
group: "group:admin",
stripEmailDomain: false,
},
want: []string{"joe.bar.gmail.com", "john.doe.yahoo.fr"},
wantErr: false,
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
got, err := expandGroup(
test.args.aclPolicy,
test.args.group,
test.args.stripEmailDomain,
)
if (err != nil) != test.wantErr {
t.Errorf("expandGroup() error = %v, wantErr %v", err, test.wantErr)
return
}
if !reflect.DeepEqual(got, test.want) {
t.Errorf("expandGroup() = %v, want %v", got, test.want)
}
})
}
}
func Test_expandTagOwners(t *testing.T) {
type args struct {
aclPolicy ACLPolicy
tag string
stripEmailDomain bool
}
tests := []struct {
name string
args args
want []string
wantErr bool
}{
{
name: "simple tag expansion",
args: args{
aclPolicy: ACLPolicy{
TagOwners: TagOwners{"tag:test": []string{"user1"}},
},
tag: "tag:test",
stripEmailDomain: true,
},
want: []string{"user1"},
wantErr: false,
},
{
name: "expand with tag and group",
args: args{
aclPolicy: ACLPolicy{
Groups: Groups{"group:foo": []string{"user1", "user2"}},
TagOwners: TagOwners{"tag:test": []string{"group:foo"}},
},
tag: "tag:test",
stripEmailDomain: true,
},
want: []string{"user1", "user2"},
wantErr: false,
},
{
name: "expand with user and group",
args: args{
aclPolicy: ACLPolicy{
Groups: Groups{"group:foo": []string{"user1", "user2"}},
TagOwners: TagOwners{"tag:test": []string{"group:foo", "user3"}},
},
tag: "tag:test",
stripEmailDomain: true,
},
want: []string{"user1", "user2", "user3"},
wantErr: false,
},
{
name: "invalid tag",
args: args{
aclPolicy: ACLPolicy{
TagOwners: TagOwners{"tag:foo": []string{"group:foo", "user1"}},
},
tag: "tag:test",
stripEmailDomain: true,
},
want: []string{},
wantErr: true,
},
{
name: "invalid group",
args: args{
aclPolicy: ACLPolicy{
Groups: Groups{"group:bar": []string{"user1", "user2"}},
TagOwners: TagOwners{"tag:test": []string{"group:foo", "user2"}},
},
tag: "tag:test",
stripEmailDomain: true,
},
want: []string{},
wantErr: true,
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
got, err := expandTagOwners(
test.args.aclPolicy,
test.args.tag,
test.args.stripEmailDomain,
)
if (err != nil) != test.wantErr {
t.Errorf("expandTagOwners() error = %v, wantErr %v", err, test.wantErr)
return
}
if !reflect.DeepEqual(got, test.want) {
t.Errorf("expandTagOwners() = %v, want %v", got, test.want)
}
})
}
}
func Test_expandPorts(t *testing.T) {
type args struct {
portsStr string
needsWildcard bool
}
tests := []struct {
name string
args args
want *[]tailcfg.PortRange
wantErr bool
}{
{
name: "wildcard",
args: args{portsStr: "*", needsWildcard: true},
want: &[]tailcfg.PortRange{
{First: portRangeBegin, Last: portRangeEnd},
},
wantErr: false,
},
{
name: "needs wildcard but does not require it",
args: args{portsStr: "*", needsWildcard: false},
want: &[]tailcfg.PortRange{
{First: portRangeBegin, Last: portRangeEnd},
},
wantErr: false,
},
{
name: "needs wildcard but gets port",
args: args{portsStr: "80,443", needsWildcard: true},
want: nil,
wantErr: true,
},
{
name: "two Destinations",
args: args{portsStr: "80,443", needsWildcard: false},
want: &[]tailcfg.PortRange{
{First: 80, Last: 80},
{First: 443, Last: 443},
},
wantErr: false,
},
{
name: "a range and a port",
args: args{portsStr: "80-1024,443", needsWildcard: false},
want: &[]tailcfg.PortRange{
{First: 80, Last: 1024},
{First: 443, Last: 443},
},
wantErr: false,
},
{
name: "out of bounds",
args: args{portsStr: "854038", needsWildcard: false},
want: nil,
wantErr: true,
},
{
name: "wrong port",
args: args{portsStr: "85a38", needsWildcard: false},
want: nil,
wantErr: true,
},
{
name: "wrong port in first",
args: args{portsStr: "a-80", needsWildcard: false},
want: nil,
wantErr: true,
},
{
name: "wrong port in last",
args: args{portsStr: "80-85a38", needsWildcard: false},
want: nil,
wantErr: true,
},
{
name: "wrong port format",
args: args{portsStr: "80-85a38-3", needsWildcard: false},
want: nil,
wantErr: true,
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
got, err := expandPorts(test.args.portsStr, test.args.needsWildcard)
if (err != nil) != test.wantErr {
t.Errorf("expandPorts() error = %v, wantErr %v", err, test.wantErr)
return
}
if !reflect.DeepEqual(got, test.want) {
t.Errorf("expandPorts() = %v, want %v", got, test.want)
}
})
}
}
func Test_listMachinesInUser(t *testing.T) {
type args struct {
machines []Machine
user string
}
tests := []struct {
name string
args args
want []Machine
}{
{
name: "1 machine in user",
args: args{
machines: []Machine{
{User: User{Name: "joe"}},
},
user: "joe",
},
want: []Machine{
{User: User{Name: "joe"}},
},
},
{
name: "3 machines, 2 in user",
args: args{
machines: []Machine{
{ID: 1, User: User{Name: "joe"}},
{ID: 2, User: User{Name: "marc"}},
{ID: 3, User: User{Name: "marc"}},
},
user: "marc",
},
want: []Machine{
{ID: 2, User: User{Name: "marc"}},
{ID: 3, User: User{Name: "marc"}},
},
},
{
name: "5 machines, 0 in user",
args: args{
machines: []Machine{
{ID: 1, User: User{Name: "joe"}},
{ID: 2, User: User{Name: "marc"}},
{ID: 3, User: User{Name: "marc"}},
{ID: 4, User: User{Name: "marc"}},
{ID: 5, User: User{Name: "marc"}},
},
user: "mickael",
},
want: []Machine{},
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
if got := filterMachinesByUser(test.args.machines, test.args.user); !reflect.DeepEqual(
got,
test.want,
) {
t.Errorf("listMachinesInUser() = %v, want %v", got, test.want)
}
})
}
}
func Test_expandAlias(t *testing.T) {
type args struct {
machines []Machine
aclPolicy ACLPolicy
alias string
stripEmailDomain bool
}
tests := []struct {
name string
args args
want []string
wantErr bool
}{
{
name: "wildcard",
args: args{
alias: "*",
machines: []Machine{
{IPAddresses: MachineAddresses{netip.MustParseAddr("100.64.0.1")}},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.78.84.227"),
},
},
},
aclPolicy: ACLPolicy{},
stripEmailDomain: true,
},
want: []string{"*"},
wantErr: false,
},
{
name: "simple group",
args: args{
alias: "group:accountant",
machines: []Machine{
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.1"),
},
User: User{Name: "joe"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.2"),
},
User: User{Name: "joe"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.3"),
},
User: User{Name: "marc"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.4"),
},
User: User{Name: "mickael"},
},
},
aclPolicy: ACLPolicy{
Groups: Groups{"group:accountant": []string{"joe", "marc"}},
},
stripEmailDomain: true,
},
want: []string{"100.64.0.1", "100.64.0.2", "100.64.0.3"},
wantErr: false,
},
{
name: "wrong group",
args: args{
alias: "group:hr",
machines: []Machine{
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.1"),
},
User: User{Name: "joe"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.2"),
},
User: User{Name: "joe"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.3"),
},
User: User{Name: "marc"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.4"),
},
User: User{Name: "mickael"},
},
},
aclPolicy: ACLPolicy{
Groups: Groups{"group:accountant": []string{"joe", "marc"}},
},
stripEmailDomain: true,
},
want: []string{},
wantErr: true,
},
{
name: "simple ipaddress",
args: args{
alias: "10.0.0.3",
machines: []Machine{},
aclPolicy: ACLPolicy{},
stripEmailDomain: true,
},
want: []string{"10.0.0.3"},
wantErr: false,
},
{
name: "private network",
args: args{
alias: "homeNetwork",
machines: []Machine{},
aclPolicy: ACLPolicy{
Hosts: Hosts{
"homeNetwork": netip.MustParsePrefix("192.168.1.0/24"),
},
},
stripEmailDomain: true,
},
want: []string{"192.168.1.0/24"},
wantErr: false,
},
{
name: "simple host",
args: args{
alias: "10.0.0.1",
machines: []Machine{},
aclPolicy: ACLPolicy{},
stripEmailDomain: true,
},
want: []string{"10.0.0.1"},
wantErr: false,
},
{
name: "simple CIDR",
args: args{
alias: "10.0.0.0/16",
machines: []Machine{},
aclPolicy: ACLPolicy{},
stripEmailDomain: true,
},
want: []string{"10.0.0.0/16"},
wantErr: false,
},
{
name: "simple tag",
args: args{
alias: "tag:hr-webserver",
machines: []Machine{
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.1"),
},
User: User{Name: "joe"},
HostInfo: HostInfo{
OS: "centos",
Hostname: "foo",
RequestTags: []string{"tag:hr-webserver"},
},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.2"),
},
User: User{Name: "joe"},
HostInfo: HostInfo{
OS: "centos",
Hostname: "foo",
RequestTags: []string{"tag:hr-webserver"},
},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.3"),
},
User: User{Name: "marc"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.4"),
},
User: User{Name: "joe"},
},
},
aclPolicy: ACLPolicy{
TagOwners: TagOwners{"tag:hr-webserver": []string{"joe"}},
},
stripEmailDomain: true,
},
want: []string{"100.64.0.1", "100.64.0.2"},
wantErr: false,
},
{
name: "No tag defined",
args: args{
alias: "tag:hr-webserver",
machines: []Machine{
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.1"),
},
User: User{Name: "joe"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.2"),
},
User: User{Name: "joe"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.3"),
},
User: User{Name: "marc"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.4"),
},
User: User{Name: "mickael"},
},
},
aclPolicy: ACLPolicy{
Groups: Groups{"group:accountant": []string{"joe", "marc"}},
TagOwners: TagOwners{
"tag:accountant-webserver": []string{"group:accountant"},
},
},
stripEmailDomain: true,
},
want: []string{},
wantErr: true,
},
{
name: "Forced tag defined",
args: args{
alias: "tag:hr-webserver",
machines: []Machine{
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.1"),
},
User: User{Name: "joe"},
ForcedTags: []string{"tag:hr-webserver"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.2"),
},
User: User{Name: "joe"},
ForcedTags: []string{"tag:hr-webserver"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.3"),
},
User: User{Name: "marc"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.4"),
},
User: User{Name: "mickael"},
},
},
aclPolicy: ACLPolicy{},
stripEmailDomain: true,
},
want: []string{"100.64.0.1", "100.64.0.2"},
wantErr: false,
},
{
name: "Forced tag with legitimate tagOwner",
args: args{
alias: "tag:hr-webserver",
machines: []Machine{
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.1"),
},
User: User{Name: "joe"},
ForcedTags: []string{"tag:hr-webserver"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.2"),
},
User: User{Name: "joe"},
HostInfo: HostInfo{
OS: "centos",
Hostname: "foo",
RequestTags: []string{"tag:hr-webserver"},
},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.3"),
},
User: User{Name: "marc"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.4"),
},
User: User{Name: "mickael"},
},
},
aclPolicy: ACLPolicy{
TagOwners: TagOwners{
"tag:hr-webserver": []string{"joe"},
},
},
stripEmailDomain: true,
},
want: []string{"100.64.0.1", "100.64.0.2"},
wantErr: false,
},
{
name: "list host in user without correctly tagged servers",
args: args{
alias: "joe",
machines: []Machine{
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.1"),
},
User: User{Name: "joe"},
HostInfo: HostInfo{
OS: "centos",
Hostname: "foo",
RequestTags: []string{"tag:accountant-webserver"},
},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.2"),
},
User: User{Name: "joe"},
HostInfo: HostInfo{
OS: "centos",
Hostname: "foo",
RequestTags: []string{"tag:accountant-webserver"},
},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.3"),
},
User: User{Name: "marc"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.4"),
},
User: User{Name: "joe"},
},
},
aclPolicy: ACLPolicy{
TagOwners: TagOwners{"tag:accountant-webserver": []string{"joe"}},
},
stripEmailDomain: true,
},
want: []string{"100.64.0.4"},
wantErr: false,
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
got, err := expandAlias(
test.args.machines,
test.args.aclPolicy,
test.args.alias,
test.args.stripEmailDomain,
)
if (err != nil) != test.wantErr {
t.Errorf("expandAlias() error = %v, wantErr %v", err, test.wantErr)
return
}
if !reflect.DeepEqual(got, test.want) {
t.Errorf("expandAlias() = %v, want %v", got, test.want)
}
})
}
}
func Test_excludeCorrectlyTaggedNodes(t *testing.T) {
type args struct {
aclPolicy ACLPolicy
nodes []Machine
user string
stripEmailDomain bool
}
tests := []struct {
name string
args args
want []Machine
wantErr bool
}{
{
name: "exclude nodes with valid tags",
args: args{
aclPolicy: ACLPolicy{
TagOwners: TagOwners{"tag:accountant-webserver": []string{"joe"}},
},
nodes: []Machine{
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.1"),
},
User: User{Name: "joe"},
HostInfo: HostInfo{
OS: "centos",
Hostname: "foo",
RequestTags: []string{"tag:accountant-webserver"},
},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.2"),
},
User: User{Name: "joe"},
HostInfo: HostInfo{
OS: "centos",
Hostname: "foo",
RequestTags: []string{"tag:accountant-webserver"},
},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.4"),
},
User: User{Name: "joe"},
},
},
user: "joe",
stripEmailDomain: true,
},
want: []Machine{
{
IPAddresses: MachineAddresses{netip.MustParseAddr("100.64.0.4")},
User: User{Name: "joe"},
},
},
},
{
name: "exclude nodes with valid tags, and owner is in a group",
args: args{
aclPolicy: ACLPolicy{
Groups: Groups{
"group:accountant": []string{"joe", "bar"},
},
TagOwners: TagOwners{
"tag:accountant-webserver": []string{"group:accountant"},
},
},
nodes: []Machine{
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.1"),
},
User: User{Name: "joe"},
HostInfo: HostInfo{
OS: "centos",
Hostname: "foo",
RequestTags: []string{"tag:accountant-webserver"},
},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.2"),
},
User: User{Name: "joe"},
HostInfo: HostInfo{
OS: "centos",
Hostname: "foo",
RequestTags: []string{"tag:accountant-webserver"},
},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.4"),
},
User: User{Name: "joe"},
},
},
user: "joe",
stripEmailDomain: true,
},
want: []Machine{
{
IPAddresses: MachineAddresses{netip.MustParseAddr("100.64.0.4")},
User: User{Name: "joe"},
},
},
},
{
name: "exclude nodes with valid tags and with forced tags",
args: args{
aclPolicy: ACLPolicy{
TagOwners: TagOwners{"tag:accountant-webserver": []string{"joe"}},
},
nodes: []Machine{
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.1"),
},
User: User{Name: "joe"},
HostInfo: HostInfo{
OS: "centos",
Hostname: "foo",
RequestTags: []string{"tag:accountant-webserver"},
},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.2"),
},
User: User{Name: "joe"},
ForcedTags: []string{"tag:accountant-webserver"},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.4"),
},
User: User{Name: "joe"},
},
},
user: "joe",
stripEmailDomain: true,
},
want: []Machine{
{
IPAddresses: MachineAddresses{netip.MustParseAddr("100.64.0.4")},
User: User{Name: "joe"},
},
},
},
{
name: "all nodes have invalid tags, don't exclude them",
args: args{
aclPolicy: ACLPolicy{
TagOwners: TagOwners{"tag:accountant-webserver": []string{"joe"}},
},
nodes: []Machine{
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.1"),
},
User: User{Name: "joe"},
HostInfo: HostInfo{
OS: "centos",
Hostname: "hr-web1",
RequestTags: []string{"tag:hr-webserver"},
},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.2"),
},
User: User{Name: "joe"},
HostInfo: HostInfo{
OS: "centos",
Hostname: "hr-web2",
RequestTags: []string{"tag:hr-webserver"},
},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.4"),
},
User: User{Name: "joe"},
},
},
user: "joe",
stripEmailDomain: true,
},
want: []Machine{
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.1"),
},
User: User{Name: "joe"},
HostInfo: HostInfo{
OS: "centos",
Hostname: "hr-web1",
RequestTags: []string{"tag:hr-webserver"},
},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.2"),
},
User: User{Name: "joe"},
HostInfo: HostInfo{
OS: "centos",
Hostname: "hr-web2",
RequestTags: []string{"tag:hr-webserver"},
},
},
{
IPAddresses: MachineAddresses{
netip.MustParseAddr("100.64.0.4"),
},
User: User{Name: "joe"},
},
},
},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
got := excludeCorrectlyTaggedNodes(
test.args.aclPolicy,
test.args.nodes,
test.args.user,
test.args.stripEmailDomain,
)
if !reflect.DeepEqual(got, test.want) {
t.Errorf("excludeCorrectlyTaggedNodes() = %v, want %v", got, test.want)
}
})
}
}
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