mirror of https://github.com/hashicorp/consul
890 lines
24 KiB
Go
890 lines
24 KiB
Go
package xds
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import (
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"fmt"
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"path/filepath"
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"sort"
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"testing"
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envoy_rbac_v3 "github.com/envoyproxy/go-control-plane/envoy/config/rbac/v3"
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envoy_matcher_v3 "github.com/envoyproxy/go-control-plane/envoy/type/matcher/v3"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"github.com/hashicorp/consul/agent/structs"
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)
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func TestRemoveIntentionPrecedence(t *testing.T) {
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testIntention := func(t *testing.T, src, dst string, action structs.IntentionAction) *structs.Intention {
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t.Helper()
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ixn := structs.TestIntention(t)
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ixn.SourceName = src
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ixn.DestinationName = dst
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ixn.Action = action
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//nolint:staticcheck
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ixn.UpdatePrecedence()
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return ixn
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}
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testSourceIntention := func(src string, action structs.IntentionAction) *structs.Intention {
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return testIntention(t, src, "api", action)
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}
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testSourcePermIntention := func(src string, perms ...*structs.IntentionPermission) *structs.Intention {
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ixn := testIntention(t, src, "api", "")
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ixn.Permissions = perms
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return ixn
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}
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sorted := func(ixns ...*structs.Intention) structs.Intentions {
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sort.SliceStable(ixns, func(i, j int) bool {
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return ixns[j].Precedence < ixns[i].Precedence
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})
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return structs.Intentions(ixns)
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}
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var (
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nameWild = structs.NewServiceName("*", nil)
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nameWeb = structs.NewServiceName("web", nil)
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permSlashPrefix = &structs.IntentionPermission{
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Action: structs.IntentionActionAllow,
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HTTP: &structs.IntentionHTTPPermission{
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PathPrefix: "/",
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},
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}
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permDenySlashPrefix = &structs.IntentionPermission{
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Action: structs.IntentionActionDeny,
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HTTP: &structs.IntentionHTTPPermission{
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PathPrefix: "/",
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},
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}
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xdsPermSlashPrefix = &envoy_rbac_v3.Permission{
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Rule: &envoy_rbac_v3.Permission_UrlPath{
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UrlPath: &envoy_matcher_v3.PathMatcher{
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Rule: &envoy_matcher_v3.PathMatcher_Path{
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Path: &envoy_matcher_v3.StringMatcher{
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MatchPattern: &envoy_matcher_v3.StringMatcher_Prefix{
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Prefix: "/",
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},
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},
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},
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},
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},
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}
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)
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// NOTE: these default=(allow|deny) wild=(allow|deny) path=(allow|deny)
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// tests below are meant to verify some of the behaviors work as expected
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// when the default acl mode changes for the system
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tests := map[string]struct {
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intentionDefaultAllow bool
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http bool
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intentions structs.Intentions
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expect []*rbacIntention
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}{
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"default-allow-path-allow": {
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intentionDefaultAllow: true,
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http: true,
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intentions: sorted(
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testSourcePermIntention("web", permSlashPrefix),
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),
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expect: []*rbacIntention{}, // EMPTY, just use the defaults
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},
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"default-deny-path-allow": {
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intentionDefaultAllow: false,
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http: true,
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intentions: sorted(
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testSourcePermIntention("web", permSlashPrefix),
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),
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expect: []*rbacIntention{
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{
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Source: nameWeb,
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Action: intentionActionLayer7,
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Permissions: []*rbacPermission{
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{
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Definition: permSlashPrefix,
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Action: intentionActionAllow,
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Perm: xdsPermSlashPrefix,
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NotPerms: nil,
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Skip: false,
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ComputedPermission: xdsPermSlashPrefix,
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},
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},
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Precedence: 9,
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Skip: false,
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ComputedPrincipal: idPrincipal(nameWeb),
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},
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},
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},
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"default-allow-path-deny": {
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intentionDefaultAllow: true,
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http: true,
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intentions: sorted(
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testSourcePermIntention("web", permDenySlashPrefix),
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),
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expect: []*rbacIntention{
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{
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Source: nameWeb,
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Action: intentionActionLayer7,
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Permissions: []*rbacPermission{
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{
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Definition: permDenySlashPrefix,
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Action: intentionActionDeny,
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Perm: xdsPermSlashPrefix,
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NotPerms: nil,
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Skip: false,
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ComputedPermission: xdsPermSlashPrefix,
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},
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},
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Precedence: 9,
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Skip: false,
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ComputedPrincipal: idPrincipal(nameWeb),
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},
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},
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},
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"default-deny-path-deny": {
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intentionDefaultAllow: false,
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http: true,
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intentions: sorted(
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testSourcePermIntention("web", permDenySlashPrefix),
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),
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expect: []*rbacIntention{},
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},
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// ========================
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"default-allow-deny-all-and-path-allow": {
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intentionDefaultAllow: true,
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http: true,
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intentions: sorted(
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testSourcePermIntention("web", permSlashPrefix),
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testSourceIntention("*", structs.IntentionActionDeny),
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),
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expect: []*rbacIntention{
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{
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Source: nameWild,
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NotSources: []structs.ServiceName{
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nameWeb,
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},
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Action: intentionActionDeny,
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Permissions: nil,
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Precedence: 8,
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Skip: false,
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ComputedPrincipal: andPrincipals(
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[]*envoy_rbac_v3.Principal{
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idPrincipal(nameWild),
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notPrincipal(
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idPrincipal(nameWeb),
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),
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},
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),
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},
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},
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},
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"default-deny-deny-all-and-path-allow": {
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intentionDefaultAllow: false,
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http: true,
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intentions: sorted(
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testSourcePermIntention("web", permSlashPrefix),
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testSourceIntention("*", structs.IntentionActionDeny),
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),
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expect: []*rbacIntention{
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{
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Source: nameWeb,
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Action: intentionActionLayer7,
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Permissions: []*rbacPermission{
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{
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Definition: permSlashPrefix,
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Action: intentionActionAllow,
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Perm: xdsPermSlashPrefix,
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NotPerms: nil,
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Skip: false,
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ComputedPermission: xdsPermSlashPrefix,
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},
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},
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Precedence: 9,
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Skip: false,
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ComputedPrincipal: idPrincipal(nameWeb),
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},
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},
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},
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"default-allow-deny-all-and-path-deny": {
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intentionDefaultAllow: true,
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http: true,
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intentions: sorted(
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testSourcePermIntention("web", permDenySlashPrefix),
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testSourceIntention("*", structs.IntentionActionDeny),
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),
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expect: []*rbacIntention{
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{
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Source: nameWeb,
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Action: intentionActionLayer7,
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Permissions: []*rbacPermission{
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{
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Definition: permDenySlashPrefix,
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Action: intentionActionDeny,
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Perm: xdsPermSlashPrefix,
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NotPerms: nil,
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Skip: false,
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ComputedPermission: xdsPermSlashPrefix,
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},
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},
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Precedence: 9,
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Skip: false,
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ComputedPrincipal: idPrincipal(nameWeb),
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},
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{
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Source: nameWild,
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NotSources: []structs.ServiceName{
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nameWeb,
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},
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Action: intentionActionDeny,
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Permissions: nil,
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Precedence: 8,
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Skip: false,
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ComputedPrincipal: andPrincipals(
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[]*envoy_rbac_v3.Principal{
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idPrincipal(nameWild),
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notPrincipal(
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idPrincipal(nameWeb),
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),
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},
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),
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},
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},
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},
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"default-deny-deny-all-and-path-deny": {
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intentionDefaultAllow: false,
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http: true,
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intentions: sorted(
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testSourcePermIntention("web", permDenySlashPrefix),
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testSourceIntention("*", structs.IntentionActionDeny),
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),
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expect: []*rbacIntention{},
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},
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// ========================
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"default-allow-allow-all-and-path-allow": {
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intentionDefaultAllow: true,
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http: true,
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intentions: sorted(
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testSourcePermIntention("web", permSlashPrefix),
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testSourceIntention("*", structs.IntentionActionAllow),
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),
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expect: []*rbacIntention{},
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},
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"default-deny-allow-all-and-path-allow": {
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intentionDefaultAllow: false,
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http: true,
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intentions: sorted(
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testSourcePermIntention("web", permSlashPrefix),
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testSourceIntention("*", structs.IntentionActionAllow),
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),
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expect: []*rbacIntention{
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{
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Source: nameWeb,
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Action: intentionActionLayer7,
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Permissions: []*rbacPermission{
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{
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Definition: permSlashPrefix,
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Action: intentionActionAllow,
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Perm: xdsPermSlashPrefix,
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NotPerms: nil,
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Skip: false,
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ComputedPermission: xdsPermSlashPrefix,
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},
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},
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Precedence: 9,
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Skip: false,
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ComputedPrincipal: idPrincipal(nameWeb),
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},
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{
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Source: nameWild,
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NotSources: []structs.ServiceName{
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nameWeb,
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},
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Action: intentionActionAllow,
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Permissions: nil,
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Precedence: 8,
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Skip: false,
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ComputedPrincipal: andPrincipals(
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[]*envoy_rbac_v3.Principal{
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idPrincipal(nameWild),
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notPrincipal(
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idPrincipal(nameWeb),
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),
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},
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),
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},
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},
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},
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"default-allow-allow-all-and-path-deny": {
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intentionDefaultAllow: true,
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http: true,
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intentions: sorted(
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testSourcePermIntention("web", permDenySlashPrefix),
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testSourceIntention("*", structs.IntentionActionAllow),
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),
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expect: []*rbacIntention{
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{
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Source: nameWeb,
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Action: intentionActionLayer7,
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Permissions: []*rbacPermission{
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{
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Definition: permDenySlashPrefix,
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Action: intentionActionDeny,
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Perm: xdsPermSlashPrefix,
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NotPerms: nil,
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Skip: false,
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ComputedPermission: xdsPermSlashPrefix,
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},
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},
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Precedence: 9,
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Skip: false,
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ComputedPrincipal: idPrincipal(nameWeb),
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},
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},
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},
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"default-deny-allow-all-and-path-deny": {
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intentionDefaultAllow: false,
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http: true,
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intentions: sorted(
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testSourcePermIntention("web", permDenySlashPrefix),
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testSourceIntention("*", structs.IntentionActionAllow),
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),
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expect: []*rbacIntention{
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{
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Source: nameWild,
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NotSources: []structs.ServiceName{
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nameWeb,
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},
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Action: intentionActionAllow,
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Permissions: nil,
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Precedence: 8,
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Skip: false,
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ComputedPrincipal: andPrincipals(
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[]*envoy_rbac_v3.Principal{
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idPrincipal(nameWild),
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notPrincipal(
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idPrincipal(nameWeb),
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),
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},
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),
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},
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},
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},
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}
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for name, tt := range tests {
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t.Run(name, func(t *testing.T) {
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rbacIxns := intentionListToIntermediateRBACForm(tt.intentions, tt.http)
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intentionDefaultAction := intentionActionFromBool(tt.intentionDefaultAllow)
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rbacIxns = removeIntentionPrecedence(rbacIxns, intentionDefaultAction)
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require.Equal(t, tt.expect, rbacIxns)
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})
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}
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}
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func TestMakeRBACNetworkAndHTTPFilters(t *testing.T) {
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testIntention := func(t *testing.T, src, dst string, action structs.IntentionAction) *structs.Intention {
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t.Helper()
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ixn := structs.TestIntention(t)
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ixn.SourceName = src
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ixn.DestinationName = dst
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ixn.Action = action
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//nolint:staticcheck
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ixn.UpdatePrecedence()
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return ixn
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}
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testSourceIntention := func(src string, action structs.IntentionAction) *structs.Intention {
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return testIntention(t, src, "api", action)
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}
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testSourcePermIntention := func(src string, perms ...*structs.IntentionPermission) *structs.Intention {
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ixn := testIntention(t, src, "api", "")
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ixn.Permissions = perms
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return ixn
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}
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sorted := func(ixns ...*structs.Intention) structs.Intentions {
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sort.SliceStable(ixns, func(i, j int) bool {
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return ixns[j].Precedence < ixns[i].Precedence
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})
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return structs.Intentions(ixns)
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}
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var (
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permSlashPrefix = &structs.IntentionPermission{
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Action: structs.IntentionActionAllow,
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HTTP: &structs.IntentionHTTPPermission{
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PathPrefix: "/",
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},
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}
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permDenySlashPrefix = &structs.IntentionPermission{
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Action: structs.IntentionActionDeny,
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HTTP: &structs.IntentionHTTPPermission{
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PathPrefix: "/",
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},
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}
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)
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|
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tests := map[string]struct {
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intentionDefaultAllow bool
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intentions structs.Intentions
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}{
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"default-deny-mixed-precedence": {
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intentionDefaultAllow: false,
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intentions: sorted(
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testIntention(t, "web", "api", structs.IntentionActionAllow),
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testIntention(t, "*", "api", structs.IntentionActionDeny),
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testIntention(t, "web", "*", structs.IntentionActionDeny),
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),
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},
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"default-deny-service-wildcard-allow": {
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intentionDefaultAllow: false,
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intentions: sorted(
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testSourceIntention("*", structs.IntentionActionAllow),
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),
|
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},
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"default-allow-service-wildcard-deny": {
|
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intentionDefaultAllow: true,
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intentions: sorted(
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testSourceIntention("*", structs.IntentionActionDeny),
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),
|
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},
|
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"default-deny-one-allow": {
|
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intentionDefaultAllow: false,
|
|
intentions: sorted(
|
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testSourceIntention("web", structs.IntentionActionAllow),
|
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),
|
|
},
|
|
"default-allow-one-deny": {
|
|
intentionDefaultAllow: true,
|
|
intentions: sorted(
|
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testSourceIntention("web", structs.IntentionActionDeny),
|
|
),
|
|
},
|
|
"default-deny-allow-deny": {
|
|
intentionDefaultAllow: false,
|
|
intentions: sorted(
|
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testSourceIntention("web", structs.IntentionActionDeny),
|
|
testSourceIntention("*", structs.IntentionActionAllow),
|
|
),
|
|
},
|
|
"default-deny-kitchen-sink": {
|
|
intentionDefaultAllow: false,
|
|
intentions: sorted(
|
|
// (double exact)
|
|
testSourceIntention("web", structs.IntentionActionAllow),
|
|
testSourceIntention("unsafe", structs.IntentionActionDeny),
|
|
testSourceIntention("cron", structs.IntentionActionAllow),
|
|
testSourceIntention("*", structs.IntentionActionAllow),
|
|
),
|
|
},
|
|
"default-allow-kitchen-sink": {
|
|
intentionDefaultAllow: true,
|
|
intentions: sorted(
|
|
// (double exact)
|
|
testSourceIntention("web", structs.IntentionActionDeny),
|
|
testSourceIntention("unsafe", structs.IntentionActionAllow),
|
|
testSourceIntention("cron", structs.IntentionActionDeny),
|
|
testSourceIntention("*", structs.IntentionActionDeny),
|
|
),
|
|
},
|
|
// ========================
|
|
"default-allow-path-allow": {
|
|
intentionDefaultAllow: true,
|
|
intentions: sorted(
|
|
testSourcePermIntention("web", permSlashPrefix),
|
|
),
|
|
},
|
|
"default-deny-path-allow": {
|
|
intentionDefaultAllow: false,
|
|
intentions: sorted(
|
|
testSourcePermIntention("web", permSlashPrefix),
|
|
),
|
|
},
|
|
"default-allow-path-deny": {
|
|
intentionDefaultAllow: true,
|
|
intentions: sorted(
|
|
testSourcePermIntention("web", permDenySlashPrefix),
|
|
),
|
|
},
|
|
"default-deny-path-deny": {
|
|
intentionDefaultAllow: false,
|
|
intentions: sorted(
|
|
testSourcePermIntention("web", permDenySlashPrefix),
|
|
),
|
|
},
|
|
// ========================
|
|
"default-allow-deny-all-and-path-allow": {
|
|
intentionDefaultAllow: true,
|
|
intentions: sorted(
|
|
testSourcePermIntention("web",
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionAllow,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
PathPrefix: "/",
|
|
},
|
|
},
|
|
),
|
|
testSourceIntention("*", structs.IntentionActionDeny),
|
|
),
|
|
},
|
|
"default-deny-deny-all-and-path-allow": {
|
|
intentionDefaultAllow: false,
|
|
intentions: sorted(
|
|
testSourcePermIntention("web",
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionAllow,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
PathPrefix: "/",
|
|
},
|
|
},
|
|
),
|
|
testSourceIntention("*", structs.IntentionActionDeny),
|
|
),
|
|
},
|
|
"default-allow-deny-all-and-path-deny": {
|
|
intentionDefaultAllow: true,
|
|
intentions: sorted(
|
|
testSourcePermIntention("web",
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionDeny,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
PathPrefix: "/",
|
|
},
|
|
},
|
|
),
|
|
testSourceIntention("*", structs.IntentionActionDeny),
|
|
),
|
|
},
|
|
"default-deny-deny-all-and-path-deny": {
|
|
intentionDefaultAllow: false,
|
|
intentions: sorted(
|
|
testSourcePermIntention("web",
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionDeny,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
PathPrefix: "/",
|
|
},
|
|
},
|
|
),
|
|
testSourceIntention("*", structs.IntentionActionDeny),
|
|
),
|
|
},
|
|
// ========================
|
|
"default-deny-two-path-deny-and-path-allow": {
|
|
intentionDefaultAllow: false,
|
|
intentions: sorted(
|
|
testSourcePermIntention("web",
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionDeny,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
PathExact: "/v1/secret",
|
|
},
|
|
},
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionDeny,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
PathExact: "/v1/admin",
|
|
},
|
|
},
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionAllow,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
PathPrefix: "/",
|
|
},
|
|
},
|
|
),
|
|
),
|
|
},
|
|
"default-allow-two-path-deny-and-path-allow": {
|
|
intentionDefaultAllow: true,
|
|
intentions: sorted(
|
|
testSourcePermIntention("web",
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionDeny,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
PathExact: "/v1/secret",
|
|
},
|
|
},
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionDeny,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
PathExact: "/v1/admin",
|
|
},
|
|
},
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionAllow,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
PathPrefix: "/",
|
|
},
|
|
},
|
|
),
|
|
),
|
|
},
|
|
"default-deny-single-intention-with-kitchen-sink-perms": {
|
|
intentionDefaultAllow: false,
|
|
intentions: sorted(
|
|
testSourcePermIntention("web",
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionDeny,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
PathExact: "/v1/secret",
|
|
},
|
|
},
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionAllow,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
PathPrefix: "/v1",
|
|
},
|
|
},
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionAllow,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
PathRegex: "/v[123]",
|
|
Methods: []string{"GET", "HEAD", "OPTIONS"},
|
|
},
|
|
},
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionAllow,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
Header: []structs.IntentionHTTPHeaderPermission{
|
|
{Name: "x-foo", Present: true},
|
|
{Name: "x-bar", Exact: "xyz"},
|
|
{Name: "x-dib", Prefix: "gaz"},
|
|
{Name: "x-gir", Suffix: "zim"},
|
|
{Name: "x-zim", Regex: "gi[rR]"},
|
|
{Name: "z-foo", Present: true, Invert: true},
|
|
{Name: "z-bar", Exact: "xyz", Invert: true},
|
|
{Name: "z-dib", Prefix: "gaz", Invert: true},
|
|
{Name: "z-gir", Suffix: "zim", Invert: true},
|
|
{Name: "z-zim", Regex: "gi[rR]", Invert: true},
|
|
},
|
|
},
|
|
},
|
|
),
|
|
),
|
|
},
|
|
"default-allow-single-intention-with-kitchen-sink-perms": {
|
|
intentionDefaultAllow: true,
|
|
intentions: sorted(
|
|
testSourcePermIntention("web",
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionAllow,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
PathExact: "/v1/secret",
|
|
},
|
|
},
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionDeny,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
PathPrefix: "/v1",
|
|
},
|
|
},
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionDeny,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
PathRegex: "/v[123]",
|
|
Methods: []string{"GET", "HEAD", "OPTIONS"},
|
|
},
|
|
},
|
|
&structs.IntentionPermission{
|
|
Action: structs.IntentionActionDeny,
|
|
HTTP: &structs.IntentionHTTPPermission{
|
|
Header: []structs.IntentionHTTPHeaderPermission{
|
|
{Name: "x-foo", Present: true},
|
|
{Name: "x-bar", Exact: "xyz"},
|
|
{Name: "x-dib", Prefix: "gaz"},
|
|
{Name: "x-gir", Suffix: "zim"},
|
|
{Name: "x-zim", Regex: "gi[rR]"},
|
|
{Name: "z-foo", Present: true, Invert: true},
|
|
{Name: "z-bar", Exact: "xyz", Invert: true},
|
|
{Name: "z-dib", Prefix: "gaz", Invert: true},
|
|
{Name: "z-gir", Suffix: "zim", Invert: true},
|
|
{Name: "z-zim", Regex: "gi[rR]", Invert: true},
|
|
},
|
|
},
|
|
},
|
|
),
|
|
),
|
|
},
|
|
}
|
|
|
|
for name, tt := range tests {
|
|
tt := tt
|
|
t.Run(name, func(t *testing.T) {
|
|
t.Run("network filter", func(t *testing.T) {
|
|
filter, err := makeRBACNetworkFilter(tt.intentions, tt.intentionDefaultAllow)
|
|
require.NoError(t, err)
|
|
|
|
t.Run("current", func(t *testing.T) {
|
|
gotJSON := protoToJSON(t, filter)
|
|
|
|
require.JSONEq(t, goldenSimple(t, filepath.Join("rbac", name), gotJSON), gotJSON)
|
|
})
|
|
|
|
t.Run("v2-compat", func(t *testing.T) {
|
|
filterV2, err := convertNetFilterToV2(filter)
|
|
require.NoError(t, err)
|
|
|
|
gotJSON := protoToJSON(t, filterV2)
|
|
|
|
require.JSONEq(t, goldenSimple(t, filepath.Join("rbac", name+".v2compat"), gotJSON), gotJSON)
|
|
})
|
|
})
|
|
t.Run("http filter", func(t *testing.T) {
|
|
filter, err := makeRBACHTTPFilter(tt.intentions, tt.intentionDefaultAllow)
|
|
require.NoError(t, err)
|
|
|
|
t.Run("current", func(t *testing.T) {
|
|
gotJSON := protoToJSON(t, filter)
|
|
|
|
require.JSONEq(t, goldenSimple(t, filepath.Join("rbac", name+"--httpfilter"), gotJSON), gotJSON)
|
|
})
|
|
|
|
t.Run("v2-compat", func(t *testing.T) {
|
|
filterV2, err := convertHttpFilterToV2(filter)
|
|
require.NoError(t, err)
|
|
|
|
gotJSON := protoToJSON(t, filterV2)
|
|
|
|
require.JSONEq(t, goldenSimple(t, filepath.Join("rbac", name+"--httpfilter.v2compat"), gotJSON), gotJSON)
|
|
})
|
|
})
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestRemoveSameSourceIntentions(t *testing.T) {
|
|
testIntention := func(t *testing.T, src, dst string) *structs.Intention {
|
|
t.Helper()
|
|
ixn := structs.TestIntention(t)
|
|
ixn.SourceName = src
|
|
ixn.DestinationName = dst
|
|
//nolint:staticcheck
|
|
ixn.UpdatePrecedence()
|
|
return ixn
|
|
}
|
|
sorted := func(ixns ...*structs.Intention) structs.Intentions {
|
|
sort.SliceStable(ixns, func(i, j int) bool {
|
|
return ixns[j].Precedence < ixns[i].Precedence
|
|
})
|
|
return structs.Intentions(ixns)
|
|
}
|
|
tests := map[string]struct {
|
|
in structs.Intentions
|
|
expect structs.Intentions
|
|
}{
|
|
"empty": {},
|
|
"one": {
|
|
in: sorted(
|
|
testIntention(t, "*", "*"),
|
|
),
|
|
expect: sorted(
|
|
testIntention(t, "*", "*"),
|
|
),
|
|
},
|
|
"two with no match": {
|
|
in: sorted(
|
|
testIntention(t, "*", "foo"),
|
|
testIntention(t, "bar", "*"),
|
|
),
|
|
expect: sorted(
|
|
testIntention(t, "*", "foo"),
|
|
testIntention(t, "bar", "*"),
|
|
),
|
|
},
|
|
"two with match, exact": {
|
|
in: sorted(
|
|
testIntention(t, "bar", "foo"),
|
|
testIntention(t, "bar", "*"),
|
|
),
|
|
expect: sorted(
|
|
testIntention(t, "bar", "foo"),
|
|
),
|
|
},
|
|
"two with match, wildcard": {
|
|
in: sorted(
|
|
testIntention(t, "*", "foo"),
|
|
testIntention(t, "*", "*"),
|
|
),
|
|
expect: sorted(
|
|
testIntention(t, "*", "foo"),
|
|
),
|
|
},
|
|
}
|
|
|
|
for name, tc := range tests {
|
|
tc := tc
|
|
t.Run(name, func(t *testing.T) {
|
|
got := removeSameSourceIntentions(tc.in)
|
|
require.Equal(t, tc.expect, got)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestSimplifyNotSourceSlice(t *testing.T) {
|
|
tests := map[string]struct {
|
|
in []string
|
|
expect []string
|
|
}{
|
|
"empty": {},
|
|
"one": {
|
|
[]string{"bar"},
|
|
[]string{"bar"},
|
|
},
|
|
"two with no match": {
|
|
[]string{"foo", "bar"},
|
|
[]string{"foo", "bar"},
|
|
},
|
|
"two with match": {
|
|
[]string{"*", "bar"},
|
|
[]string{"*"},
|
|
},
|
|
"three with two matches down to one": {
|
|
[]string{"*", "foo", "bar"},
|
|
[]string{"*"},
|
|
},
|
|
}
|
|
|
|
for name, tc := range tests {
|
|
tc := tc
|
|
t.Run(name, func(t *testing.T) {
|
|
got := simplifyNotSourceSlice(makeServiceNameSlice(tc.in))
|
|
require.Equal(t, makeServiceNameSlice(tc.expect), got)
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestIxnSourceMatches(t *testing.T) {
|
|
tests := []struct {
|
|
tester, against string
|
|
matches bool
|
|
}{
|
|
// identical precedence
|
|
{"web", "api", false},
|
|
{"*", "*", false},
|
|
// backwards precedence
|
|
{"*", "web", false},
|
|
// name wildcards
|
|
{"web", "*", true},
|
|
}
|
|
|
|
for _, tc := range tests {
|
|
t.Run(fmt.Sprintf("%s cmp %s", tc.tester, tc.against), func(t *testing.T) {
|
|
matches := ixnSourceMatches(
|
|
structs.ServiceNameFromString(tc.tester),
|
|
structs.ServiceNameFromString(tc.against),
|
|
)
|
|
assert.Equal(t, tc.matches, matches)
|
|
})
|
|
}
|
|
}
|
|
|
|
func makeServiceNameSlice(slice []string) []structs.ServiceName {
|
|
if len(slice) == 0 {
|
|
return nil
|
|
}
|
|
var out []structs.ServiceName
|
|
for _, src := range slice {
|
|
out = append(out, structs.ServiceNameFromString(src))
|
|
}
|
|
return out
|
|
}
|