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Consul is a distributed, highly available, and data center aware solution to connect and configure applications across dynamic, distributed infrastructure.
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consul/acl/policy_authorizer_test.go

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package acl
import (
"fmt"
"testing"
"github.com/armon/go-radix"
"github.com/stretchr/testify/require"
)
// Note that many of the policy authorizer tests still live in acl_test.go. These utilize a default policy or layer
// up multiple authorizers just like before the latest overhaul of the ACL package. To reduce the code diff and to
// ensure compatibility from version to version those tests have been only minimally altered. The tests in this
// file are specific to the newer functionality.
func TestPolicyAuthorizer(t *testing.T) {
type aclCheck struct {
name string
prefix string
check func(t *testing.T, authz Authorizer, prefix string, entCtx *AuthorizerContext)
}
type aclTest struct {
policy *Policy
checks []aclCheck
}
cases := map[string]aclTest{
// This test ensures that if the policy doesn't define a rule then the policy authorizer will
// return no concrete enforcement decision. This allows deferring to some defaults in another
// authorizer including usage of a default overall policy of "deny"
"Defaults": {
policy: &Policy{},
checks: []aclCheck{
{name: "DefaultACLRead", prefix: "foo", check: checkDefaultACLRead},
{name: "DefaultACLWrite", prefix: "foo", check: checkDefaultACLWrite},
{name: "DefaultAgentRead", prefix: "foo", check: checkDefaultAgentRead},
{name: "DefaultAgentWrite", prefix: "foo", check: checkDefaultAgentWrite},
{name: "DefaultEventRead", prefix: "foo", check: checkDefaultEventRead},
{name: "DefaultEventWrite", prefix: "foo", check: checkDefaultEventWrite},
{name: "DefaultIntentionDefaultAllow", prefix: "foo", check: checkDefaultIntentionDefaultAllow},
{name: "DefaultIntentionRead", prefix: "foo", check: checkDefaultIntentionRead},
{name: "DefaultIntentionWrite", prefix: "foo", check: checkDefaultIntentionWrite},
{name: "DefaultKeyRead", prefix: "foo", check: checkDefaultKeyRead},
{name: "DefaultKeyList", prefix: "foo", check: checkDefaultKeyList},
{name: "DefaultKeyringRead", prefix: "foo", check: checkDefaultKeyringRead},
{name: "DefaultKeyringWrite", prefix: "foo", check: checkDefaultKeyringWrite},
{name: "DefaultKeyWrite", prefix: "foo", check: checkDefaultKeyWrite},
{name: "DefaultKeyWritePrefix", prefix: "foo", check: checkDefaultKeyWritePrefix},
{name: "DefaultNodeRead", prefix: "foo", check: checkDefaultNodeRead},
{name: "DefaultNodeWrite", prefix: "foo", check: checkDefaultNodeWrite},
{name: "DefaultMeshRead", prefix: "foo", check: checkDefaultMeshRead},
{name: "DefaultMeshWrite", prefix: "foo", check: checkDefaultMeshWrite},
{name: "DefaultOperatorRead", prefix: "foo", check: checkDefaultOperatorRead},
{name: "DefaultOperatorWrite", prefix: "foo", check: checkDefaultOperatorWrite},
{name: "DefaultPreparedQueryRead", prefix: "foo", check: checkDefaultPreparedQueryRead},
{name: "DefaultPreparedQueryWrite", prefix: "foo", check: checkDefaultPreparedQueryWrite},
{name: "DefaultServiceRead", prefix: "foo", check: checkDefaultServiceRead},
{name: "DefaultServiceWrite", prefix: "foo", check: checkDefaultServiceWrite},
{name: "DefaultSessionRead", prefix: "foo", check: checkDefaultSessionRead},
{name: "DefaultSessionWrite", prefix: "foo", check: checkDefaultSessionWrite},
{name: "DefaultSnapshot", prefix: "foo", check: checkDefaultSnapshot},
},
},
"Prefer Exact Matches": {
policy: &Policy{PolicyRules: PolicyRules{
Agents: []*AgentRule{
{
Node: "foo",
Policy: PolicyWrite,
},
{
Node: "football",
Policy: PolicyDeny,
},
},
AgentPrefixes: []*AgentRule{
{
Node: "foot",
Policy: PolicyRead,
},
{
Node: "fo",
Policy: PolicyRead,
},
},
Keys: []*KeyRule{
{
Prefix: "foo",
Policy: PolicyWrite,
},
{
Prefix: "football",
Policy: PolicyDeny,
},
},
KeyPrefixes: []*KeyRule{
{
Prefix: "foot",
Policy: PolicyRead,
},
{
Prefix: "fo",
Policy: PolicyRead,
},
},
Nodes: []*NodeRule{
{
Name: "foo",
Policy: PolicyWrite,
},
{
Name: "football",
Policy: PolicyDeny,
},
},
NodePrefixes: []*NodeRule{
{
Name: "foot",
Policy: PolicyRead,
},
{
Name: "fo",
Policy: PolicyRead,
},
},
Services: []*ServiceRule{
{
Name: "foo",
Policy: PolicyWrite,
Intentions: PolicyWrite,
},
{
Name: "football",
Policy: PolicyDeny,
},
},
ServicePrefixes: []*ServiceRule{
{
Name: "foot",
Policy: PolicyRead,
Intentions: PolicyRead,
},
{
Name: "fo",
Policy: PolicyRead,
Intentions: PolicyRead,
},
},
Sessions: []*SessionRule{
{
Node: "foo",
Policy: PolicyWrite,
},
{
Node: "football",
Policy: PolicyDeny,
},
},
SessionPrefixes: []*SessionRule{
{
Node: "foot",
Policy: PolicyRead,
},
{
Node: "fo",
Policy: PolicyRead,
},
},
Events: []*EventRule{
{
Event: "foo",
Policy: PolicyWrite,
},
{
Event: "football",
Policy: PolicyDeny,
},
},
EventPrefixes: []*EventRule{
{
Event: "foot",
Policy: PolicyRead,
},
{
Event: "fo",
Policy: PolicyRead,
},
},
PreparedQueries: []*PreparedQueryRule{
{
Prefix: "foo",
Policy: PolicyWrite,
},
{
Prefix: "football",
Policy: PolicyDeny,
},
},
PreparedQueryPrefixes: []*PreparedQueryRule{
{
Prefix: "foot",
Policy: PolicyRead,
},
{
Prefix: "fo",
Policy: PolicyRead,
},
},
}},
checks: []aclCheck{
{name: "AgentReadPrefixAllowed", prefix: "fo", check: checkAllowAgentRead},
{name: "AgentWritePrefixDenied", prefix: "fo", check: checkDenyAgentWrite},
{name: "AgentReadPrefixAllowed", prefix: "for", check: checkAllowAgentRead},
{name: "AgentWritePrefixDenied", prefix: "for", check: checkDenyAgentWrite},
{name: "AgentReadAllowed", prefix: "foo", check: checkAllowAgentRead},
{name: "AgentWriteAllowed", prefix: "foo", check: checkAllowAgentWrite},
{name: "AgentReadPrefixAllowed", prefix: "foot", check: checkAllowAgentRead},
{name: "AgentWritePrefixDenied", prefix: "foot", check: checkDenyAgentWrite},
{name: "AgentReadPrefixAllowed", prefix: "foot2", check: checkAllowAgentRead},
{name: "AgentWritePrefixDenied", prefix: "foot2", check: checkDenyAgentWrite},
{name: "AgentReadPrefixAllowed", prefix: "food", check: checkAllowAgentRead},
{name: "AgentWritePrefixDenied", prefix: "food", check: checkDenyAgentWrite},
{name: "AgentReadDenied", prefix: "football", check: checkDenyAgentRead},
{name: "AgentWriteDenied", prefix: "football", check: checkDenyAgentWrite},
{name: "KeyReadPrefixAllowed", prefix: "fo", check: checkAllowKeyRead},
{name: "KeyWritePrefixDenied", prefix: "fo", check: checkDenyKeyWrite},
{name: "KeyReadPrefixAllowed", prefix: "for", check: checkAllowKeyRead},
{name: "KeyWritePrefixDenied", prefix: "for", check: checkDenyKeyWrite},
{name: "KeyReadAllowed", prefix: "foo", check: checkAllowKeyRead},
{name: "KeyWriteAllowed", prefix: "foo", check: checkAllowKeyWrite},
{name: "KeyReadPrefixAllowed", prefix: "foot", check: checkAllowKeyRead},
{name: "KeyWritePrefixDenied", prefix: "foot", check: checkDenyKeyWrite},
{name: "KeyReadPrefixAllowed", prefix: "foot2", check: checkAllowKeyRead},
{name: "KeyWritePrefixDenied", prefix: "foot2", check: checkDenyKeyWrite},
{name: "KeyReadPrefixAllowed", prefix: "food", check: checkAllowKeyRead},
{name: "KeyWritePrefixDenied", prefix: "food", check: checkDenyKeyWrite},
{name: "KeyReadDenied", prefix: "football", check: checkDenyKeyRead},
{name: "KeyWriteDenied", prefix: "football", check: checkDenyKeyWrite},
{name: "NodeReadPrefixAllowed", prefix: "fo", check: checkAllowNodeRead},
{name: "NodeWritePrefixDenied", prefix: "fo", check: checkDenyNodeWrite},
{name: "NodeReadPrefixAllowed", prefix: "for", check: checkAllowNodeRead},
{name: "NodeWritePrefixDenied", prefix: "for", check: checkDenyNodeWrite},
{name: "NodeReadAllowed", prefix: "foo", check: checkAllowNodeRead},
{name: "NodeWriteAllowed", prefix: "foo", check: checkAllowNodeWrite},
{name: "NodeReadPrefixAllowed", prefix: "foot", check: checkAllowNodeRead},
{name: "NodeWritePrefixDenied", prefix: "foot", check: checkDenyNodeWrite},
{name: "NodeReadPrefixAllowed", prefix: "foot2", check: checkAllowNodeRead},
{name: "NodeWritePrefixDenied", prefix: "foot2", check: checkDenyNodeWrite},
{name: "NodeReadPrefixAllowed", prefix: "food", check: checkAllowNodeRead},
{name: "NodeWritePrefixDenied", prefix: "food", check: checkDenyNodeWrite},
{name: "NodeReadDenied", prefix: "football", check: checkDenyNodeRead},
{name: "NodeWriteDenied", prefix: "football", check: checkDenyNodeWrite},
{name: "ServiceReadPrefixAllowed", prefix: "fo", check: checkAllowServiceRead},
{name: "ServiceWritePrefixDenied", prefix: "fo", check: checkDenyServiceWrite},
{name: "ServiceReadPrefixAllowed", prefix: "for", check: checkAllowServiceRead},
{name: "ServiceWritePrefixDenied", prefix: "for", check: checkDenyServiceWrite},
{name: "ServiceReadAllowed", prefix: "foo", check: checkAllowServiceRead},
{name: "ServiceWriteAllowed", prefix: "foo", check: checkAllowServiceWrite},
{name: "ServiceReadPrefixAllowed", prefix: "foot", check: checkAllowServiceRead},
{name: "ServiceWritePrefixDenied", prefix: "foot", check: checkDenyServiceWrite},
{name: "ServiceReadPrefixAllowed", prefix: "foot2", check: checkAllowServiceRead},
{name: "ServiceWritePrefixDenied", prefix: "foot2", check: checkDenyServiceWrite},
{name: "ServiceReadPrefixAllowed", prefix: "food", check: checkAllowServiceRead},
{name: "ServiceWritePrefixDenied", prefix: "food", check: checkDenyServiceWrite},
{name: "ServiceReadDenied", prefix: "football", check: checkDenyServiceRead},
{name: "ServiceWriteDenied", prefix: "football", check: checkDenyServiceWrite},
{name: "NodeReadPrefixAllowed", prefix: "fo", check: checkAllowNodeRead},
{name: "NodeWritePrefixDenied", prefix: "fo", check: checkDenyNodeWrite},
{name: "NodeReadPrefixAllowed", prefix: "for", check: checkAllowNodeRead},
{name: "NodeWritePrefixDenied", prefix: "for", check: checkDenyNodeWrite},
{name: "NodeReadAllowed", prefix: "foo", check: checkAllowNodeRead},
{name: "NodeWriteAllowed", prefix: "foo", check: checkAllowNodeWrite},
{name: "NodeReadPrefixAllowed", prefix: "foot", check: checkAllowNodeRead},
{name: "NodeWritePrefixDenied", prefix: "foot", check: checkDenyNodeWrite},
{name: "NodeReadPrefixAllowed", prefix: "foot2", check: checkAllowNodeRead},
{name: "NodeWritePrefixDenied", prefix: "foot2", check: checkDenyNodeWrite},
{name: "NodeReadPrefixAllowed", prefix: "food", check: checkAllowNodeRead},
{name: "NodeWritePrefixDenied", prefix: "food", check: checkDenyNodeWrite},
{name: "NodeReadDenied", prefix: "football", check: checkDenyNodeRead},
{name: "NodeWriteDenied", prefix: "football", check: checkDenyNodeWrite},
{name: "IntentionReadPrefixAllowed", prefix: "fo", check: checkAllowIntentionRead},
{name: "IntentionWritePrefixDenied", prefix: "fo", check: checkDenyIntentionWrite},
{name: "IntentionReadPrefixAllowed", prefix: "for", check: checkAllowIntentionRead},
{name: "IntentionWritePrefixDenied", prefix: "for", check: checkDenyIntentionWrite},
{name: "IntentionReadAllowed", prefix: "foo", check: checkAllowIntentionRead},
{name: "IntentionWriteAllowed", prefix: "foo", check: checkAllowIntentionWrite},
{name: "IntentionReadPrefixAllowed", prefix: "foot", check: checkAllowIntentionRead},
{name: "IntentionWritePrefixDenied", prefix: "foot", check: checkDenyIntentionWrite},
{name: "IntentionReadPrefixAllowed", prefix: "foot2", check: checkAllowIntentionRead},
{name: "IntentionWritePrefixDenied", prefix: "foot2", check: checkDenyIntentionWrite},
{name: "IntentionReadPrefixAllowed", prefix: "food", check: checkAllowIntentionRead},
{name: "IntentionWritePrefixDenied", prefix: "food", check: checkDenyIntentionWrite},
{name: "IntentionReadDenied", prefix: "football", check: checkDenyIntentionRead},
{name: "IntentionWriteDenied", prefix: "football", check: checkDenyIntentionWrite},
{name: "SessionReadPrefixAllowed", prefix: "fo", check: checkAllowSessionRead},
{name: "SessionWritePrefixDenied", prefix: "fo", check: checkDenySessionWrite},
{name: "SessionReadPrefixAllowed", prefix: "for", check: checkAllowSessionRead},
{name: "SessionWritePrefixDenied", prefix: "for", check: checkDenySessionWrite},
{name: "SessionReadAllowed", prefix: "foo", check: checkAllowSessionRead},
{name: "SessionWriteAllowed", prefix: "foo", check: checkAllowSessionWrite},
{name: "SessionReadPrefixAllowed", prefix: "foot", check: checkAllowSessionRead},
{name: "SessionWritePrefixDenied", prefix: "foot", check: checkDenySessionWrite},
{name: "SessionReadPrefixAllowed", prefix: "foot2", check: checkAllowSessionRead},
{name: "SessionWritePrefixDenied", prefix: "foot2", check: checkDenySessionWrite},
{name: "SessionReadPrefixAllowed", prefix: "food", check: checkAllowSessionRead},
{name: "SessionWritePrefixDenied", prefix: "food", check: checkDenySessionWrite},
{name: "SessionReadDenied", prefix: "football", check: checkDenySessionRead},
{name: "SessionWriteDenied", prefix: "football", check: checkDenySessionWrite},
{name: "EventReadPrefixAllowed", prefix: "fo", check: checkAllowEventRead},
{name: "EventWritePrefixDenied", prefix: "fo", check: checkDenyEventWrite},
{name: "EventReadPrefixAllowed", prefix: "for", check: checkAllowEventRead},
{name: "EventWritePrefixDenied", prefix: "for", check: checkDenyEventWrite},
{name: "EventReadAllowed", prefix: "foo", check: checkAllowEventRead},
{name: "EventWriteAllowed", prefix: "foo", check: checkAllowEventWrite},
{name: "EventReadPrefixAllowed", prefix: "foot", check: checkAllowEventRead},
{name: "EventWritePrefixDenied", prefix: "foot", check: checkDenyEventWrite},
{name: "EventReadPrefixAllowed", prefix: "foot2", check: checkAllowEventRead},
{name: "EventWritePrefixDenied", prefix: "foot2", check: checkDenyEventWrite},
{name: "EventReadPrefixAllowed", prefix: "food", check: checkAllowEventRead},
{name: "EventWritePrefixDenied", prefix: "food", check: checkDenyEventWrite},
{name: "EventReadDenied", prefix: "football", check: checkDenyEventRead},
{name: "EventWriteDenied", prefix: "football", check: checkDenyEventWrite},
{name: "PreparedQueryReadPrefixAllowed", prefix: "fo", check: checkAllowPreparedQueryRead},
{name: "PreparedQueryWritePrefixDenied", prefix: "fo", check: checkDenyPreparedQueryWrite},
{name: "PreparedQueryReadPrefixAllowed", prefix: "for", check: checkAllowPreparedQueryRead},
{name: "PreparedQueryWritePrefixDenied", prefix: "for", check: checkDenyPreparedQueryWrite},
{name: "PreparedQueryReadAllowed", prefix: "foo", check: checkAllowPreparedQueryRead},
{name: "PreparedQueryWriteAllowed", prefix: "foo", check: checkAllowPreparedQueryWrite},
{name: "PreparedQueryReadPrefixAllowed", prefix: "foot", check: checkAllowPreparedQueryRead},
{name: "PreparedQueryWritePrefixDenied", prefix: "foot", check: checkDenyPreparedQueryWrite},
{name: "PreparedQueryReadPrefixAllowed", prefix: "foot2", check: checkAllowPreparedQueryRead},
{name: "PreparedQueryWritePrefixDenied", prefix: "foot2", check: checkDenyPreparedQueryWrite},
{name: "PreparedQueryReadPrefixAllowed", prefix: "food", check: checkAllowPreparedQueryRead},
{name: "PreparedQueryWritePrefixDenied", prefix: "food", check: checkDenyPreparedQueryWrite},
{name: "PreparedQueryReadDenied", prefix: "football", check: checkDenyPreparedQueryRead},
{name: "PreparedQueryWriteDenied", prefix: "football", check: checkDenyPreparedQueryWrite},
},
},
"Intention Wildcards - prefix denied": {
policy: &Policy{PolicyRules: PolicyRules{
Services: []*ServiceRule{
{
Name: "foo",
Policy: PolicyWrite,
Intentions: PolicyWrite,
},
},
ServicePrefixes: []*ServiceRule{
{
Name: "",
Policy: PolicyDeny,
Intentions: PolicyDeny,
},
},
}},
checks: []aclCheck{
{name: "AnyAllowed", prefix: "*", check: checkAllowIntentionRead},
{name: "AllDenied", prefix: "*", check: checkDenyIntentionWrite},
},
},
"Intention Wildcards - prefix allowed": {
policy: &Policy{PolicyRules: PolicyRules{
Services: []*ServiceRule{
{
Name: "foo",
Policy: PolicyWrite,
Intentions: PolicyDeny,
},
},
ServicePrefixes: []*ServiceRule{
{
Name: "",
Policy: PolicyWrite,
Intentions: PolicyWrite,
},
},
}},
checks: []aclCheck{
{name: "AnyAllowed", prefix: "*", check: checkAllowIntentionRead},
{name: "AllDenied", prefix: "*", check: checkDenyIntentionWrite},
},
},
"Intention Wildcards - all allowed": {
policy: &Policy{PolicyRules: PolicyRules{
Services: []*ServiceRule{
{
Name: "foo",
Policy: PolicyWrite,
Intentions: PolicyWrite,
},
},
ServicePrefixes: []*ServiceRule{
{
Name: "",
Policy: PolicyWrite,
Intentions: PolicyWrite,
},
},
}},
checks: []aclCheck{
{name: "AnyAllowed", prefix: "*", check: checkAllowIntentionRead},
{name: "AllAllowed", prefix: "*", check: checkAllowIntentionWrite},
},
},
"Intention Wildcards - all default": {
policy: &Policy{PolicyRules: PolicyRules{
Services: []*ServiceRule{
{
Name: "foo",
Policy: PolicyWrite,
Intentions: PolicyWrite,
},
},
}},
checks: []aclCheck{
{name: "AnyAllowed", prefix: "*", check: checkAllowIntentionRead},
{name: "AllDefault", prefix: "*", check: checkDefaultIntentionWrite},
},
},
"Intention Wildcards - any default": {
policy: &Policy{PolicyRules: PolicyRules{
Services: []*ServiceRule{
{
Name: "foo",
Policy: PolicyWrite,
Intentions: PolicyDeny,
},
},
}},
checks: []aclCheck{
{name: "AnyDefault", prefix: "*", check: checkDefaultIntentionRead},
{name: "AllDenied", prefix: "*", check: checkDenyIntentionWrite},
},
},
}
for name, tcase := range cases {
name := name
tcase := tcase
t.Run(name, func(t *testing.T) {
authz, err := NewPolicyAuthorizer([]*Policy{tcase.policy}, nil)
require.NoError(t, err)
for _, check := range tcase.checks {
checkName := check.name
if check.prefix != "" {
checkName = fmt.Sprintf("%s.Prefix(%s)", checkName, check.prefix)
}
t.Run(checkName, func(t *testing.T) {
check := check
check.check(t, authz, check.prefix, nil)
})
}
})
}
}
func TestAnyAllowed(t *testing.T) {
type radixInsertion struct {
segment string
value *policyAuthorizerRadixLeaf
}
type testCase struct {
insertions []radixInsertion
readEnforcement EnforcementDecision
listEnforcement EnforcementDecision
writeEnforcement EnforcementDecision
}
cases := map[string]testCase{
"no-rules-default": {
readEnforcement: Default,
listEnforcement: Default,
writeEnforcement: Default,
},
"prefix-write-allowed": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessWrite},
},
},
// this shouldn't affect whether anyAllowed returns things are allowed
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessDeny},
},
},
},
readEnforcement: Allow,
listEnforcement: Allow,
writeEnforcement: Allow,
},
"prefix-list-allowed": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessList},
},
},
},
readEnforcement: Allow,
listEnforcement: Allow,
writeEnforcement: Deny,
},
"prefix-read-allowed": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessRead},
},
},
},
readEnforcement: Allow,
listEnforcement: Deny,
writeEnforcement: Deny,
},
"prefix-deny": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessDeny},
},
},
},
readEnforcement: Deny,
listEnforcement: Deny,
writeEnforcement: Deny,
},
"prefix-deny-other-write-prefix": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessDeny},
},
},
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessWrite},
},
},
},
readEnforcement: Allow,
listEnforcement: Allow,
writeEnforcement: Allow,
},
"prefix-deny-other-write-exact": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessDeny},
},
},
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
exact: &policyAuthorizerRule{access: AccessWrite},
},
},
},
readEnforcement: Allow,
listEnforcement: Allow,
writeEnforcement: Allow,
},
"prefix-deny-other-list-prefix": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessDeny},
},
},
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessList},
},
},
},
readEnforcement: Allow,
listEnforcement: Allow,
writeEnforcement: Deny,
},
"prefix-deny-other-list-exact": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessDeny},
},
},
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
exact: &policyAuthorizerRule{access: AccessList},
},
},
},
readEnforcement: Allow,
listEnforcement: Allow,
writeEnforcement: Deny,
},
"prefix-deny-other-read-prefix": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessDeny},
},
},
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessRead},
},
},
},
readEnforcement: Allow,
listEnforcement: Deny,
writeEnforcement: Deny,
},
"prefix-deny-other-read-exact": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessDeny},
},
},
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
exact: &policyAuthorizerRule{access: AccessRead},
},
},
},
readEnforcement: Allow,
listEnforcement: Deny,
writeEnforcement: Deny,
},
"prefix-deny-other-deny-prefix": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessDeny},
},
},
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessDeny},
},
},
},
readEnforcement: Deny,
listEnforcement: Deny,
writeEnforcement: Deny,
},
"prefix-deny-other-deny-exact": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessDeny},
},
},
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
exact: &policyAuthorizerRule{access: AccessDeny},
},
},
},
readEnforcement: Deny,
listEnforcement: Deny,
writeEnforcement: Deny,
},
}
for name, tcase := range cases {
t.Run(name, func(t *testing.T) {
tree := radix.New()
for _, insertion := range tcase.insertions {
tree.Insert(insertion.segment, insertion.value)
}
var authz policyAuthorizer
require.Equal(t, tcase.readEnforcement, authz.anyAllowed(tree, AccessRead))
require.Equal(t, tcase.listEnforcement, authz.anyAllowed(tree, AccessList))
require.Equal(t, tcase.writeEnforcement, authz.anyAllowed(tree, AccessWrite))
})
}
}
func TestAllAllowed(t *testing.T) {
type radixInsertion struct {
segment string
value *policyAuthorizerRadixLeaf
}
type testCase struct {
insertions []radixInsertion
readEnforcement EnforcementDecision
listEnforcement EnforcementDecision
writeEnforcement EnforcementDecision
}
cases := map[string]testCase{
"no-rules-default": {
readEnforcement: Default,
listEnforcement: Default,
writeEnforcement: Default,
},
"prefix-write-allowed": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessWrite},
},
},
},
readEnforcement: Allow,
listEnforcement: Allow,
writeEnforcement: Allow,
},
"prefix-list-allowed": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessList},
},
},
},
readEnforcement: Allow,
listEnforcement: Allow,
writeEnforcement: Deny,
},
"prefix-read-allowed": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessRead},
},
},
},
readEnforcement: Allow,
listEnforcement: Deny,
writeEnforcement: Deny,
},
"prefix-deny": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessDeny},
},
},
},
readEnforcement: Deny,
listEnforcement: Deny,
writeEnforcement: Deny,
},
"prefix-allow-other-write-prefix": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessWrite},
},
},
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessWrite},
},
},
},
readEnforcement: Allow,
listEnforcement: Allow,
writeEnforcement: Allow,
},
"prefix-allow-other-write-exact": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessWrite},
},
},
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
exact: &policyAuthorizerRule{access: AccessWrite},
},
},
},
readEnforcement: Allow,
listEnforcement: Allow,
writeEnforcement: Allow,
},
"prefix-allow-other-list-prefix": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessWrite},
},
},
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessList},
},
},
},
readEnforcement: Allow,
listEnforcement: Allow,
writeEnforcement: Deny,
},
"prefix-allow-other-list-exact": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessWrite},
},
},
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
exact: &policyAuthorizerRule{access: AccessList},
},
},
},
readEnforcement: Allow,
listEnforcement: Allow,
writeEnforcement: Deny,
},
"prefix-allow-other-read-prefix": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessWrite},
},
},
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessRead},
},
},
},
readEnforcement: Allow,
listEnforcement: Deny,
writeEnforcement: Deny,
},
"prefix-allow-other-read-exact": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessWrite},
},
},
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
exact: &policyAuthorizerRule{access: AccessRead},
},
},
},
readEnforcement: Allow,
listEnforcement: Deny,
writeEnforcement: Deny,
},
"prefix-allow-other-deny-prefix": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessWrite},
},
},
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessDeny},
},
},
},
readEnforcement: Deny,
listEnforcement: Deny,
writeEnforcement: Deny,
},
"prefix-allow-other-deny-exact": {
insertions: []radixInsertion{
{
segment: "",
value: &policyAuthorizerRadixLeaf{
prefix: &policyAuthorizerRule{access: AccessWrite},
},
},
{
segment: "foo",
value: &policyAuthorizerRadixLeaf{
exact: &policyAuthorizerRule{access: AccessDeny},
},
},
},
readEnforcement: Deny,
listEnforcement: Deny,
writeEnforcement: Deny,
},
}
for name, tcase := range cases {
t.Run(name, func(t *testing.T) {
tree := radix.New()
for _, insertion := range tcase.insertions {
tree.Insert(insertion.segment, insertion.value)
}
var authz policyAuthorizer
require.Equal(t, tcase.readEnforcement, authz.allAllowed(tree, AccessRead))
require.Equal(t, tcase.listEnforcement, authz.allAllowed(tree, AccessList))
require.Equal(t, tcase.writeEnforcement, authz.allAllowed(tree, AccessWrite))
})
}
}