138 lines
2.7 KiB
Go
138 lines
2.7 KiB
Go
package dnsforward
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import (
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"net/netip"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestIsBlockedClientID(t *testing.T) {
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clientID := "client-1"
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clients := []string{clientID}
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a, err := newAccessCtx(clients, nil, nil)
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require.NoError(t, err)
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assert.False(t, a.isBlockedClientID(clientID))
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a, err = newAccessCtx(nil, clients, nil)
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require.NoError(t, err)
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assert.True(t, a.isBlockedClientID(clientID))
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}
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func TestIsBlockedHost(t *testing.T) {
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a, err := newAccessCtx(nil, nil, []string{
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"host1",
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"*.host.com",
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"||host3.com^",
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})
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require.NoError(t, err)
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testCases := []struct {
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name string
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host string
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want bool
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}{{
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name: "plain_match",
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host: "host1",
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want: true,
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}, {
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name: "plain_mismatch",
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host: "host2",
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want: false,
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}, {
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name: "subdomain_match_short",
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host: "asdf.host.com",
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want: true,
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}, {
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name: "subdomain_match_long",
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host: "qwer.asdf.host.com",
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want: true,
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}, {
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name: "subdomain_mismatch_no_lead",
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host: "host.com",
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want: false,
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}, {
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name: "subdomain_mismatch_bad_asterisk",
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host: "asdf.zhost.com",
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want: false,
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}, {
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name: "rule_match_simple",
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host: "host3.com",
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want: true,
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}, {
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name: "rule_match_complex",
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host: "asdf.host3.com",
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want: true,
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}, {
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name: "rule_mismatch",
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host: ".host3.com",
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want: false,
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}}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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assert.Equal(t, tc.want, a.isBlockedHost(tc.host))
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})
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}
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}
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func TestIsBlockedIP(t *testing.T) {
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clients := []string{
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"1.2.3.4",
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"5.6.7.8/24",
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}
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allowCtx, err := newAccessCtx(clients, nil, nil)
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require.NoError(t, err)
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blockCtx, err := newAccessCtx(nil, clients, nil)
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require.NoError(t, err)
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testCases := []struct {
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name string
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wantRule string
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ip netip.Addr
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wantBlocked bool
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}{{
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name: "match_ip",
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wantRule: "1.2.3.4",
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ip: netip.MustParseAddr("1.2.3.4"),
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wantBlocked: true,
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}, {
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name: "match_cidr",
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wantRule: "5.6.7.8/24",
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ip: netip.MustParseAddr("5.6.7.100"),
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wantBlocked: true,
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}, {
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name: "no_match_ip",
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wantRule: "",
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ip: netip.MustParseAddr("9.2.3.4"),
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wantBlocked: false,
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}, {
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name: "no_match_cidr",
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wantRule: "",
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ip: netip.MustParseAddr("9.6.7.100"),
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wantBlocked: false,
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}}
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t.Run("allow", func(t *testing.T) {
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for _, tc := range testCases {
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blocked, rule := allowCtx.isBlockedIP(tc.ip)
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assert.Equal(t, !tc.wantBlocked, blocked)
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assert.Equal(t, tc.wantRule, rule)
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}
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})
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t.Run("block", func(t *testing.T) {
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for _, tc := range testCases {
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blocked, rule := blockCtx.isBlockedIP(tc.ip)
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assert.Equal(t, tc.wantBlocked, blocked)
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assert.Equal(t, tc.wantRule, rule)
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}
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})
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}
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