cfa3bb3b64
- Auto detect if kernelspace implementation is available - Fallback to Go userspace implementation if kernel is not available
107 lines
2.5 KiB
Go
107 lines
2.5 KiB
Go
package wireguard
|
|
|
|
import (
|
|
"errors"
|
|
"testing"
|
|
|
|
"github.com/golang/mock/gomock"
|
|
"github.com/qdm12/gluetun/internal/netlink"
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
func Test_Wireguard_addRule(t *testing.T) {
|
|
t.Parallel()
|
|
|
|
const rulePriority = 987
|
|
const firewallMark = 456
|
|
|
|
errDummy := errors.New("dummy")
|
|
|
|
testCases := map[string]struct {
|
|
expectedRule *netlink.Rule
|
|
ruleAddErr error
|
|
err error
|
|
ruleDelErr error
|
|
cleanupErr error
|
|
}{
|
|
"success": {
|
|
expectedRule: &netlink.Rule{
|
|
Invert: true,
|
|
Priority: rulePriority,
|
|
Mark: firewallMark,
|
|
Table: firewallMark,
|
|
Mask: -1,
|
|
Goto: -1,
|
|
Flow: -1,
|
|
SuppressIfgroup: -1,
|
|
SuppressPrefixlen: -1,
|
|
},
|
|
},
|
|
"rule add error": {
|
|
expectedRule: &netlink.Rule{
|
|
Invert: true,
|
|
Priority: rulePriority,
|
|
Mark: firewallMark,
|
|
Table: firewallMark,
|
|
Mask: -1,
|
|
Goto: -1,
|
|
Flow: -1,
|
|
SuppressIfgroup: -1,
|
|
SuppressPrefixlen: -1,
|
|
},
|
|
ruleAddErr: errDummy,
|
|
err: errors.New("dummy: when adding rule: ip rule 987: from all to all table 456"),
|
|
},
|
|
"rule delete error": {
|
|
expectedRule: &netlink.Rule{
|
|
Invert: true,
|
|
Priority: rulePriority,
|
|
Mark: firewallMark,
|
|
Table: firewallMark,
|
|
Mask: -1,
|
|
Goto: -1,
|
|
Flow: -1,
|
|
SuppressIfgroup: -1,
|
|
SuppressPrefixlen: -1,
|
|
},
|
|
ruleDelErr: errDummy,
|
|
cleanupErr: errors.New("dummy: when deleting rule: ip rule 987: from all to all table 456"),
|
|
},
|
|
}
|
|
|
|
for name, testCase := range testCases {
|
|
testCase := testCase
|
|
t.Run(name, func(t *testing.T) {
|
|
t.Parallel()
|
|
ctrl := gomock.NewController(t)
|
|
|
|
netLinker := NewMockNetLinker(ctrl)
|
|
wg := Wireguard{
|
|
netlink: netLinker,
|
|
}
|
|
|
|
netLinker.EXPECT().RuleAdd(testCase.expectedRule).
|
|
Return(testCase.ruleAddErr)
|
|
cleanup, err := wg.addRule(rulePriority, firewallMark)
|
|
if testCase.err != nil {
|
|
require.Error(t, err)
|
|
assert.Equal(t, testCase.err.Error(), err.Error())
|
|
return
|
|
}
|
|
|
|
require.NoError(t, err)
|
|
|
|
netLinker.EXPECT().RuleDel(testCase.expectedRule).
|
|
Return(testCase.ruleDelErr)
|
|
err = cleanup()
|
|
if testCase.cleanupErr != nil {
|
|
require.Error(t, err)
|
|
assert.Equal(t, testCase.cleanupErr.Error(), err.Error())
|
|
} else {
|
|
require.NoError(t, err)
|
|
}
|
|
})
|
|
}
|
|
}
|