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consul/acl/policy_test.go

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package acl
import (
"strings"
"testing"
"github.com/stretchr/testify/require"
)
func errStartsWith(t *testing.T, actual error, expected string) {
t.Helper()
require.Error(t, actual)
require.Truef(t, strings.HasPrefix(actual.Error(), expected), "Received unexpected error: %#v\nExpecting an error with the prefix: %q", actual, expected)
}
func TestPolicySourceParse(t *testing.T) {
ljoin := func(lines ...string) string {
return strings.Join(lines, "\n")
}
cases := []struct {
Name string
Syntax SyntaxVersion
Rules string
Expected *Policy
Err string
}{
{
"Legacy Basic",
SyntaxLegacy,
ljoin(
`agent "foo" { `,
` policy = "read" `,
`} `,
`agent "bar" { `,
` policy = "write" `,
`} `,
`event "" { `,
` policy = "read" `,
`} `,
`event "foo" { `,
` policy = "write" `,
`} `,
`event "bar" { `,
` policy = "deny" `,
`} `,
`key "" { `,
` policy = "read" `,
`} `,
`key "foo/" { `,
` policy = "write" `,
`} `,
`key "foo/bar/" { `,
` policy = "read" `,
`} `,
`key "foo/bar/baz" {`,
` policy = "deny" `,
`} `,
`keyring = "deny" `,
`node "" { `,
` policy = "read" `,
`} `,
`node "foo" { `,
` policy = "write" `,
`} `,
`node "bar" { `,
` policy = "deny" `,
`} `,
`operator = "deny" `,
`service "" { `,
` policy = "write" `,
`} `,
`service "foo" { `,
` policy = "read" `,
`} `,
`session "foo" { `,
` policy = "write" `,
`} `,
`session "bar" { `,
` policy = "deny" `,
`} `,
`query "" { `,
` policy = "read" `,
`} `,
`query "foo" { `,
` policy = "write" `,
`} `,
`query "bar" { `,
` policy = "deny" `,
`} `),
&Policy{PolicyRules: PolicyRules{
AgentPrefixes: []*AgentRule{
&AgentRule{
Node: "foo",
Policy: PolicyRead,
},
&AgentRule{
Node: "bar",
Policy: PolicyWrite,
},
},
EventPrefixes: []*EventRule{
&EventRule{
Event: "",
Policy: PolicyRead,
},
&EventRule{
Event: "foo",
Policy: PolicyWrite,
},
&EventRule{
Event: "bar",
Policy: PolicyDeny,
},
},
Keyring: PolicyDeny,
KeyPrefixes: []*KeyRule{
&KeyRule{
Prefix: "",
Policy: PolicyRead,
},
&KeyRule{
Prefix: "foo/",
Policy: PolicyWrite,
},
&KeyRule{
Prefix: "foo/bar/",
Policy: PolicyRead,
},
&KeyRule{
Prefix: "foo/bar/baz",
Policy: PolicyDeny,
},
},
NodePrefixes: []*NodeRule{
&NodeRule{
Name: "",
Policy: PolicyRead,
},
&NodeRule{
Name: "foo",
Policy: PolicyWrite,
},
&NodeRule{
Name: "bar",
Policy: PolicyDeny,
},
},
Operator: PolicyDeny,
PreparedQueryPrefixes: []*PreparedQueryRule{
&PreparedQueryRule{
Prefix: "",
Policy: PolicyRead,
},
&PreparedQueryRule{
Prefix: "foo",
Policy: PolicyWrite,
},
&PreparedQueryRule{
Prefix: "bar",
Policy: PolicyDeny,
},
},
ServicePrefixes: []*ServiceRule{
&ServiceRule{
Name: "",
Policy: PolicyWrite,
},
&ServiceRule{
Name: "foo",
Policy: PolicyRead,
},
},
SessionPrefixes: []*SessionRule{
&SessionRule{
Node: "foo",
Policy: PolicyWrite,
},
&SessionRule{
Node: "bar",
Policy: PolicyDeny,
},
},
}},
"",
},
{
"Legacy (JSON)",
SyntaxLegacy,
ljoin(
`{ `,
` "agent": { `,
` "foo": { `,
` "policy": "write" `,
` }, `,
` "bar": { `,
` "policy": "deny" `,
` } `,
` }, `,
` "event": { `,
` "": { `,
` "policy": "read" `,
` }, `,
` "foo": { `,
` "policy": "write" `,
` }, `,
` "bar": { `,
` "policy": "deny" `,
` } `,
` }, `,
` "key": { `,
` "": { `,
` "policy": "read" `,
` }, `,
` "foo/": { `,
` "policy": "write" `,
` }, `,
` "foo/bar/": { `,
` "policy": "read" `,
` }, `,
` "foo/bar/baz": { `,
` "policy": "deny" `,
` } `,
` }, `,
` "keyring": "deny", `,
` "node": { `,
` "": { `,
` "policy": "read" `,
` }, `,
` "foo": { `,
` "policy": "write" `,
` }, `,
` "bar": { `,
` "policy": "deny" `,
` } `,
` }, `,
` "operator": "deny", `,
` "query": { `,
` "": { `,
` "policy": "read" `,
` }, `,
` "foo": { `,
` "policy": "write" `,
` }, `,
` "bar": { `,
` "policy": "deny" `,
` } `,
` }, `,
` "service": { `,
` "": { `,
` "policy": "write" `,
` }, `,
` "foo": { `,
` "policy": "read" `,
` } `,
` }, `,
` "session": { `,
` "foo": { `,
` "policy": "write" `,
` }, `,
` "bar": { `,
` "policy": "deny" `,
` } `,
` } `,
`} `),
&Policy{PolicyRules: PolicyRules{
AgentPrefixes: []*AgentRule{
&AgentRule{
Node: "foo",
Policy: PolicyWrite,
},
&AgentRule{
Node: "bar",
Policy: PolicyDeny,
},
},
EventPrefixes: []*EventRule{
&EventRule{
Event: "",
Policy: PolicyRead,
},
&EventRule{
Event: "foo",
Policy: PolicyWrite,
},
&EventRule{
Event: "bar",
Policy: PolicyDeny,
},
},
Keyring: PolicyDeny,
KeyPrefixes: []*KeyRule{
&KeyRule{
Prefix: "",
Policy: PolicyRead,
},
&KeyRule{
Prefix: "foo/",
Policy: PolicyWrite,
},
&KeyRule{
Prefix: "foo/bar/",
Policy: PolicyRead,
},
&KeyRule{
Prefix: "foo/bar/baz",
Policy: PolicyDeny,
},
},
NodePrefixes: []*NodeRule{
&NodeRule{
Name: "",
Policy: PolicyRead,
},
&NodeRule{
Name: "foo",
Policy: PolicyWrite,
},
&NodeRule{
Name: "bar",
Policy: PolicyDeny,
},
},
Operator: PolicyDeny,
PreparedQueryPrefixes: []*PreparedQueryRule{
&PreparedQueryRule{
Prefix: "",
Policy: PolicyRead,
},
&PreparedQueryRule{
Prefix: "foo",
Policy: PolicyWrite,
},
&PreparedQueryRule{
Prefix: "bar",
Policy: PolicyDeny,
},
},
ServicePrefixes: []*ServiceRule{
&ServiceRule{
Name: "",
Policy: PolicyWrite,
},
&ServiceRule{
Name: "foo",
Policy: PolicyRead,
},
},
SessionPrefixes: []*SessionRule{
&SessionRule{
Node: "foo",
Policy: PolicyWrite,
},
&SessionRule{
Node: "bar",
Policy: PolicyDeny,
},
},
}},
"",
},
{
"Service No Intentions (Legacy)",
SyntaxLegacy,
ljoin(
`service "foo" { `,
` policy = "write"`,
`} `),
&Policy{PolicyRules: PolicyRules{
ServicePrefixes: []*ServiceRule{
{
Name: "foo",
Policy: "write",
},
},
}},
"",
},
{
"Service Intentions (Legacy)",
SyntaxLegacy,
ljoin(
`service "foo" { `,
` policy = "write" `,
` intentions = "read"`,
`} `),
&Policy{PolicyRules: PolicyRules{
ServicePrefixes: []*ServiceRule{
{
Name: "foo",
Policy: "write",
Intentions: "read",
},
},
}},
"",
},
{
"Service Intention: invalid value (Legacy)",
SyntaxLegacy,
ljoin(
`service "foo" { `,
` policy = "write" `,
` intentions = "foo"`,
`} `),
nil,
"Invalid service intentions policy",
},
{
"Bad Policy - ACL",
SyntaxCurrent,
`acl = "list"`, // there is no list policy but this helps to exercise another check in isPolicyValid
nil,
"Invalid acl policy",
},
{
"Bad Policy - Agent",
SyntaxCurrent,
`agent "foo" { policy = "nope" }`,
nil,
"Invalid agent policy",
},
{
"Bad Policy - Agent Prefix",
SyntaxCurrent,
`agent_prefix "foo" { policy = "nope" }`,
nil,
"Invalid agent_prefix policy",
},
{
"Bad Policy - Key",
SyntaxCurrent,
`key "foo" { policy = "nope" }`,
nil,
"Invalid key policy",
},
{
"Bad Policy - Key Prefix",
SyntaxCurrent,
`key_prefix "foo" { policy = "nope" }`,
nil,
"Invalid key_prefix policy",
},
{
"Bad Policy - Node",
SyntaxCurrent,
`node "foo" { policy = "nope" }`,
nil,
"Invalid node policy",
},
{
"Bad Policy - Node Prefix",
SyntaxCurrent,
`node_prefix "foo" { policy = "nope" }`,
nil,
"Invalid node_prefix policy",
},
{
"Bad Policy - Service",
SyntaxCurrent,
`service "foo" { policy = "nope" }`,
nil,
"Invalid service policy",
},
{
"Bad Policy - Service Prefix",
SyntaxCurrent,
`service_prefix "foo" { policy = "nope" }`,
nil,
"Invalid service_prefix policy",
},
{
"Bad Policy - Session",
SyntaxCurrent,
`session "foo" { policy = "nope" }`,
nil,
"Invalid session policy",
},
{
"Bad Policy - Session Prefix",
SyntaxCurrent,
`session_prefix "foo" { policy = "nope" }`,
nil,
"Invalid session_prefix policy",
},
{
"Bad Policy - Event",
SyntaxCurrent,
`event "foo" { policy = "nope" }`,
nil,
"Invalid event policy",
},
{
"Bad Policy - Event Prefix",
SyntaxCurrent,
`event_prefix "foo" { policy = "nope" }`,
nil,
"Invalid event_prefix policy",
},
{
"Bad Policy - Prepared Query",
SyntaxCurrent,
`query "foo" { policy = "nope" }`,
nil,
"Invalid query policy",
},
{
"Bad Policy - Prepared Query Prefix",
SyntaxCurrent,
`query_prefix "foo" { policy = "nope" }`,
nil,
"Invalid query_prefix policy",
},
{
"Bad Policy - Keyring",
SyntaxCurrent,
`keyring = "nope"`,
nil,
"Invalid keyring policy",
},
{
"Bad Policy - Operator",
SyntaxCurrent,
`operator = "nope"`,
nil,
"Invalid operator policy",
},
{
"Keyring Empty",
SyntaxCurrent,
`keyring = ""`,
&Policy{PolicyRules: PolicyRules{Keyring: ""}},
"",
},
{
"Operator Empty",
SyntaxCurrent,
`operator = ""`,
&Policy{PolicyRules: PolicyRules{Operator: ""}},
"",
},
}
for _, tc := range cases {
t.Run(tc.Name, func(t *testing.T) {
req := require.New(t)
actual, err := NewPolicyFromSource("", 0, tc.Rules, tc.Syntax, nil, nil)
if tc.Err != "" {
errStartsWith(t, err, tc.Err)
} else {
req.Equal(tc.Expected, actual)
}
})
}
}
func TestMergePolicies(t *testing.T) {
type mergeTest struct {
name string
input []*Policy
expected *Policy
}
tests := []mergeTest{
{
name: "Agents",
input: []*Policy{
&Policy{PolicyRules: PolicyRules{
Agents: []*AgentRule{
&AgentRule{
Node: "foo",
Policy: PolicyWrite,
},
&AgentRule{
Node: "bar",
Policy: PolicyRead,
},
&AgentRule{
Node: "baz",
Policy: PolicyWrite,
},
},
AgentPrefixes: []*AgentRule{
&AgentRule{
Node: "000",
Policy: PolicyWrite,
},
&AgentRule{
Node: "111",
Policy: PolicyRead,
},
&AgentRule{
Node: "222",
Policy: PolicyWrite,
},
},
}},
&Policy{PolicyRules: PolicyRules{
Agents: []*AgentRule{
&AgentRule{
Node: "foo",
Policy: PolicyRead,
},
&AgentRule{
Node: "baz",
Policy: PolicyDeny,
},
},
AgentPrefixes: []*AgentRule{
&AgentRule{
Node: "000",
Policy: PolicyRead,
},
&AgentRule{
Node: "222",
Policy: PolicyDeny,
},
},
},
}},
expected: &Policy{PolicyRules: PolicyRules{
Agents: []*AgentRule{
&AgentRule{
Node: "foo",
Policy: PolicyWrite,
},
&AgentRule{
Node: "bar",
Policy: PolicyRead,
},
&AgentRule{
Node: "baz",
Policy: PolicyDeny,
},
},
AgentPrefixes: []*AgentRule{
&AgentRule{
Node: "000",
Policy: PolicyWrite,
},
&AgentRule{
Node: "111",
Policy: PolicyRead,
},
&AgentRule{
Node: "222",
Policy: PolicyDeny,
},
},
}},
},
{
name: "Events",
input: []*Policy{
&Policy{PolicyRules: PolicyRules{
Events: []*EventRule{
&EventRule{
Event: "foo",
Policy: PolicyWrite,
},
&EventRule{
Event: "bar",
Policy: PolicyRead,
},
&EventRule{
Event: "baz",
Policy: PolicyWrite,
},
},
EventPrefixes: []*EventRule{
&EventRule{
Event: "000",
Policy: PolicyWrite,
},
&EventRule{
Event: "111",
Policy: PolicyRead,
},
&EventRule{
Event: "222",
Policy: PolicyWrite,
},
},
}},
&Policy{PolicyRules: PolicyRules{
Events: []*EventRule{
&EventRule{
Event: "foo",
Policy: PolicyRead,
},
&EventRule{
Event: "baz",
Policy: PolicyDeny,
},
},
EventPrefixes: []*EventRule{
&EventRule{
Event: "000",
Policy: PolicyRead,
},
&EventRule{
Event: "222",
Policy: PolicyDeny,
},
},
}},
},
expected: &Policy{PolicyRules: PolicyRules{
Events: []*EventRule{
&EventRule{
Event: "foo",
Policy: PolicyWrite,
},
&EventRule{
Event: "bar",
Policy: PolicyRead,
},
&EventRule{
Event: "baz",
Policy: PolicyDeny,
},
},
EventPrefixes: []*EventRule{
&EventRule{
Event: "000",
Policy: PolicyWrite,
},
&EventRule{
Event: "111",
Policy: PolicyRead,
},
&EventRule{
Event: "222",
Policy: PolicyDeny,
},
},
}},
},
{
name: "Node",
input: []*Policy{
&Policy{PolicyRules: PolicyRules{
Nodes: []*NodeRule{
&NodeRule{
Name: "foo",
Policy: PolicyWrite,
},
&NodeRule{
Name: "bar",
Policy: PolicyRead,
},
&NodeRule{
Name: "baz",
Policy: PolicyWrite,
},
},
NodePrefixes: []*NodeRule{
&NodeRule{
Name: "000",
Policy: PolicyWrite,
},
&NodeRule{
Name: "111",
Policy: PolicyRead,
},
&NodeRule{
Name: "222",
Policy: PolicyWrite,
},
},
}},
&Policy{PolicyRules: PolicyRules{
Nodes: []*NodeRule{
&NodeRule{
Name: "foo",
Policy: PolicyRead,
},
&NodeRule{
Name: "baz",
Policy: PolicyDeny,
},
},
NodePrefixes: []*NodeRule{
&NodeRule{
Name: "000",
Policy: PolicyRead,
},
&NodeRule{
Name: "222",
Policy: PolicyDeny,
},
},
},
}},
expected: &Policy{PolicyRules: PolicyRules{
Nodes: []*NodeRule{
&NodeRule{
Name: "foo",
Policy: PolicyWrite,
},
&NodeRule{
Name: "bar",
Policy: PolicyRead,
},
&NodeRule{
Name: "baz",
Policy: PolicyDeny,
},
},
NodePrefixes: []*NodeRule{
&NodeRule{
Name: "000",
Policy: PolicyWrite,
},
&NodeRule{
Name: "111",
Policy: PolicyRead,
},
&NodeRule{
Name: "222",
Policy: PolicyDeny,
},
},
}},
},
{
name: "Keys",
input: []*Policy{
&Policy{PolicyRules: PolicyRules{
Keys: []*KeyRule{
&KeyRule{
Prefix: "foo",
Policy: PolicyWrite,
},
&KeyRule{
Prefix: "bar",
Policy: PolicyRead,
},
&KeyRule{
Prefix: "baz",
Policy: PolicyWrite,
},
&KeyRule{
Prefix: "zoo",
Policy: PolicyList,
},
},
KeyPrefixes: []*KeyRule{
&KeyRule{
Prefix: "000",
Policy: PolicyWrite,
},
&KeyRule{
Prefix: "111",
Policy: PolicyRead,
},
&KeyRule{
Prefix: "222",
Policy: PolicyWrite,
},
&KeyRule{
Prefix: "333",
Policy: PolicyList,
},
},
}},
&Policy{PolicyRules: PolicyRules{
Keys: []*KeyRule{
&KeyRule{
Prefix: "foo",
Policy: PolicyRead,
},
&KeyRule{
Prefix: "baz",
Policy: PolicyDeny,
},
&KeyRule{
Prefix: "zoo",
Policy: PolicyRead,
},
},
KeyPrefixes: []*KeyRule{
&KeyRule{
Prefix: "000",
Policy: PolicyRead,
},
&KeyRule{
Prefix: "222",
Policy: PolicyDeny,
},
&KeyRule{
Prefix: "333",
Policy: PolicyRead,
},
},
}},
},
expected: &Policy{PolicyRules: PolicyRules{
Keys: []*KeyRule{
&KeyRule{
Prefix: "foo",
Policy: PolicyWrite,
},
&KeyRule{
Prefix: "bar",
Policy: PolicyRead,
},
&KeyRule{
Prefix: "baz",
Policy: PolicyDeny,
},
&KeyRule{
Prefix: "zoo",
Policy: PolicyList,
},
},
KeyPrefixes: []*KeyRule{
&KeyRule{
Prefix: "000",
Policy: PolicyWrite,
},
&KeyRule{
Prefix: "111",
Policy: PolicyRead,
},
&KeyRule{
Prefix: "222",
Policy: PolicyDeny,
},
&KeyRule{
Prefix: "333",
Policy: PolicyList,
},
},
}},
},
{
name: "Services",
input: []*Policy{
&Policy{PolicyRules: PolicyRules{
Services: []*ServiceRule{
&ServiceRule{
Name: "foo",
Policy: PolicyWrite,
Intentions: PolicyWrite,
},
&ServiceRule{
Name: "bar",
Policy: PolicyRead,
Intentions: PolicyRead,
},
&ServiceRule{
Name: "baz",
Policy: PolicyWrite,
Intentions: PolicyWrite,
},
},
ServicePrefixes: []*ServiceRule{
&ServiceRule{
Name: "000",
Policy: PolicyWrite,
Intentions: PolicyWrite,
},
&ServiceRule{
Name: "111",
Policy: PolicyRead,
Intentions: PolicyRead,
},
&ServiceRule{
Name: "222",
Policy: PolicyWrite,
Intentions: PolicyWrite,
},
},
}},
&Policy{PolicyRules: PolicyRules{
Services: []*ServiceRule{
&ServiceRule{
Name: "foo",
Policy: PolicyRead,
Intentions: PolicyRead,
},
&ServiceRule{
Name: "baz",
Policy: PolicyDeny,
Intentions: PolicyDeny,
},
},
ServicePrefixes: []*ServiceRule{
&ServiceRule{
Name: "000",
Policy: PolicyRead,
Intentions: PolicyRead,
},
&ServiceRule{
Name: "222",
Policy: PolicyDeny,
Intentions: PolicyDeny,
},
},
}},
},
expected: &Policy{PolicyRules: PolicyRules{
Services: []*ServiceRule{
&ServiceRule{
Name: "foo",
Policy: PolicyWrite,
Intentions: PolicyWrite,
},
&ServiceRule{
Name: "bar",
Policy: PolicyRead,
Intentions: PolicyRead,
},
&ServiceRule{
Name: "baz",
Policy: PolicyDeny,
Intentions: PolicyDeny,
},
},
ServicePrefixes: []*ServiceRule{
&ServiceRule{
Name: "000",
Policy: PolicyWrite,
Intentions: PolicyWrite,
},
&ServiceRule{
Name: "111",
Policy: PolicyRead,
Intentions: PolicyRead,
},
&ServiceRule{
Name: "222",
Policy: PolicyDeny,
Intentions: PolicyDeny,
},
},
}},
},
{
name: "Sessions",
input: []*Policy{
&Policy{PolicyRules: PolicyRules{
Sessions: []*SessionRule{
&SessionRule{
Node: "foo",
Policy: PolicyWrite,
},
&SessionRule{
Node: "bar",
Policy: PolicyRead,
},
&SessionRule{
Node: "baz",
Policy: PolicyWrite,
},
},
SessionPrefixes: []*SessionRule{
&SessionRule{
Node: "000",
Policy: PolicyWrite,
},
&SessionRule{
Node: "111",
Policy: PolicyRead,
},
&SessionRule{
Node: "222",
Policy: PolicyWrite,
},
},
}},
&Policy{PolicyRules: PolicyRules{
Sessions: []*SessionRule{
&SessionRule{
Node: "foo",
Policy: PolicyRead,
},
&SessionRule{
Node: "baz",
Policy: PolicyDeny,
},
},
SessionPrefixes: []*SessionRule{
&SessionRule{
Node: "000",
Policy: PolicyRead,
},
&SessionRule{
Node: "222",
Policy: PolicyDeny,
},
},
}},
},
expected: &Policy{PolicyRules: PolicyRules{
Sessions: []*SessionRule{
&SessionRule{
Node: "foo",
Policy: PolicyWrite,
},
&SessionRule{
Node: "bar",
Policy: PolicyRead,
},
&SessionRule{
Node: "baz",
Policy: PolicyDeny,
},
},
SessionPrefixes: []*SessionRule{
&SessionRule{
Node: "000",
Policy: PolicyWrite,
},
&SessionRule{
Node: "111",
Policy: PolicyRead,
},
&SessionRule{
Node: "222",
Policy: PolicyDeny,
},
},
}},
},
{
name: "Prepared Queries",
input: []*Policy{
&Policy{PolicyRules: PolicyRules{
PreparedQueries: []*PreparedQueryRule{
&PreparedQueryRule{
Prefix: "foo",
Policy: PolicyWrite,
},
&PreparedQueryRule{
Prefix: "bar",
Policy: PolicyRead,
},
&PreparedQueryRule{
Prefix: "baz",
Policy: PolicyWrite,
},
},
PreparedQueryPrefixes: []*PreparedQueryRule{
&PreparedQueryRule{
Prefix: "000",
Policy: PolicyWrite,
},
&PreparedQueryRule{
Prefix: "111",
Policy: PolicyRead,
},
&PreparedQueryRule{
Prefix: "222",
Policy: PolicyWrite,
},
},
}},
&Policy{PolicyRules: PolicyRules{
PreparedQueries: []*PreparedQueryRule{
&PreparedQueryRule{
Prefix: "foo",
Policy: PolicyRead,
},
&PreparedQueryRule{
Prefix: "baz",
Policy: PolicyDeny,
},
},
PreparedQueryPrefixes: []*PreparedQueryRule{
&PreparedQueryRule{
Prefix: "000",
Policy: PolicyRead,
},
&PreparedQueryRule{
Prefix: "222",
Policy: PolicyDeny,
},
},
}},
},
expected: &Policy{PolicyRules: PolicyRules{
PreparedQueries: []*PreparedQueryRule{
&PreparedQueryRule{
Prefix: "foo",
Policy: PolicyWrite,
},
&PreparedQueryRule{
Prefix: "bar",
Policy: PolicyRead,
},
&PreparedQueryRule{
Prefix: "baz",
Policy: PolicyDeny,
},
},
PreparedQueryPrefixes: []*PreparedQueryRule{
&PreparedQueryRule{
Prefix: "000",
Policy: PolicyWrite,
},
&PreparedQueryRule{
Prefix: "111",
Policy: PolicyRead,
},
&PreparedQueryRule{
Prefix: "222",
Policy: PolicyDeny,
},
},
}},
},
{
name: "Write Precedence",
input: []*Policy{
&Policy{PolicyRules: PolicyRules{
ACL: PolicyRead,
Keyring: PolicyRead,
Operator: PolicyRead,
}},
&Policy{PolicyRules: PolicyRules{
ACL: PolicyWrite,
Keyring: PolicyWrite,
Operator: PolicyWrite,
}},
},
expected: &Policy{PolicyRules: PolicyRules{
ACL: PolicyWrite,
Keyring: PolicyWrite,
Operator: PolicyWrite,
}},
},
{
name: "Deny Precedence",
input: []*Policy{
&Policy{PolicyRules: PolicyRules{
ACL: PolicyWrite,
Keyring: PolicyWrite,
Operator: PolicyWrite,
}},
&Policy{PolicyRules: PolicyRules{
ACL: PolicyDeny,
Keyring: PolicyDeny,
Operator: PolicyDeny,
}},
},
expected: &Policy{PolicyRules: PolicyRules{
ACL: PolicyDeny,
Keyring: PolicyDeny,
Operator: PolicyDeny,
}},
},
{
name: "Read Precedence",
input: []*Policy{
&Policy{PolicyRules: PolicyRules{
ACL: PolicyRead,
Keyring: PolicyRead,
Operator: PolicyRead,
}},
&Policy{},
},
expected: &Policy{PolicyRules: PolicyRules{
ACL: PolicyRead,
Keyring: PolicyRead,
Operator: PolicyRead,
}},
},
}
req := require.New(t)
for _, tcase := range tests {
t.Run(tcase.name, func(t *testing.T) {
act := MergePolicies(tcase.input)
exp := tcase.expected
req.Equal(exp.ACL, act.ACL)
req.Equal(exp.Keyring, act.Keyring)
req.Equal(exp.Operator, act.Operator)
req.ElementsMatch(exp.Agents, act.Agents)
req.ElementsMatch(exp.AgentPrefixes, act.AgentPrefixes)
req.ElementsMatch(exp.Events, act.Events)
req.ElementsMatch(exp.EventPrefixes, act.EventPrefixes)
req.ElementsMatch(exp.Keys, act.Keys)
req.ElementsMatch(exp.KeyPrefixes, act.KeyPrefixes)
req.ElementsMatch(exp.Nodes, act.Nodes)
req.ElementsMatch(exp.NodePrefixes, act.NodePrefixes)
req.ElementsMatch(exp.PreparedQueries, act.PreparedQueries)
req.ElementsMatch(exp.PreparedQueryPrefixes, act.PreparedQueryPrefixes)
req.ElementsMatch(exp.Services, act.Services)
req.ElementsMatch(exp.ServicePrefixes, act.ServicePrefixes)
req.ElementsMatch(exp.Sessions, act.Sessions)
req.ElementsMatch(exp.SessionPrefixes, act.SessionPrefixes)
})
}
}
func TestRulesTranslate(t *testing.T) {
input := `
# top level comment
# block comment
agent "" {
# policy comment
policy = "write"
}
# block comment
key "" {
# policy comment
policy = "write"
}
# block comment
node "" {
# policy comment
policy = "write"
}
# block comment
event "" {
# policy comment
policy = "write"
}
# block comment
service "" {
# policy comment
policy = "write"
}
# block comment
session "" {
# policy comment
policy = "write"
}
# block comment
query "" {
# policy comment
policy = "write"
}
# comment
keyring = "write"
# comment
operator = "write"
`
expected := `
# top level comment
# block comment
agent_prefix "" {
# policy comment
policy = "write"
}
# block comment
key_prefix "" {
# policy comment
policy = "write"
}
# block comment
node_prefix "" {
# policy comment
policy = "write"
}
# block comment
event_prefix "" {
# policy comment
policy = "write"
}
# block comment
service_prefix "" {
# policy comment
policy = "write"
}
# block comment
session_prefix "" {
# policy comment
policy = "write"
}
# block comment
query_prefix "" {
# policy comment
policy = "write"
}
# comment
keyring = "write"
# comment
operator = "write"
`
output, err := TranslateLegacyRules([]byte(input))
require.NoError(t, err)
require.Equal(t, strings.Trim(expected, "\n"), string(output))
}
func TestRulesTranslate_GH5493(t *testing.T) {
input := `
{
"key": {
"": {
"policy": "read"
},
"key": {
"policy": "read"
},
"policy": {
"policy": "read"
},
"privatething1/": {
"policy": "deny"
},
"anapplication/private/": {
"policy": "deny"
},
"privatething2/": {
"policy": "deny"
}
},
"session": {
"": {
"policy": "write"
}
},
"node": {
"": {
"policy": "read"
}
},
"agent": {
"": {
"policy": "read"
}
},
"service": {
"": {
"policy": "read"
}
},
"event": {
"": {
"policy": "read"
}
},
"query": {
"": {
"policy": "read"
}
}
}`
expected := `
key_prefix "" {
policy = "read"
}
key_prefix "key" {
policy = "read"
}
key_prefix "policy" {
policy = "read"
}
key_prefix "privatething1/" {
policy = "deny"
}
key_prefix "anapplication/private/" {
policy = "deny"
}
key_prefix "privatething2/" {
policy = "deny"
}
session_prefix "" {
policy = "write"
}
node_prefix "" {
policy = "read"
}
agent_prefix "" {
policy = "read"
}
service_prefix "" {
policy = "read"
}
event_prefix "" {
policy = "read"
}
query_prefix "" {
policy = "read"
}
`
output, err := TranslateLegacyRules([]byte(input))
require.NoError(t, err)
require.Equal(t, strings.Trim(expected, "\n"), string(output))
}
func TestPrecedence(t *testing.T) {
type testCase struct {
name string
a string
b string
expected bool
}
cases := []testCase{
{
name: "Deny Over Write",
a: PolicyDeny,
b: PolicyWrite,
expected: true,
},
{
name: "Deny Over List",
a: PolicyDeny,
b: PolicyList,
expected: true,
},
{
name: "Deny Over Read",
a: PolicyDeny,
b: PolicyRead,
expected: true,
},
{
name: "Deny Over Unknown",
a: PolicyDeny,
b: "not a policy",
expected: true,
},
{
name: "Write Over List",
a: PolicyWrite,
b: PolicyList,
expected: true,
},
{
name: "Write Over Read",
a: PolicyWrite,
b: PolicyRead,
expected: true,
},
{
name: "Write Over Unknown",
a: PolicyWrite,
b: "not a policy",
expected: true,
},
{
name: "List Over Read",
a: PolicyList,
b: PolicyRead,
expected: true,
},
{
name: "List Over Unknown",
a: PolicyList,
b: "not a policy",
expected: true,
},
{
name: "Read Over Unknown",
a: PolicyRead,
b: "not a policy",
expected: true,
},
{
name: "Write Over Deny",
a: PolicyWrite,
b: PolicyDeny,
expected: false,
},
{
name: "List Over Deny",
a: PolicyList,
b: PolicyDeny,
expected: false,
},
{
name: "Read Over Deny",
a: PolicyRead,
b: PolicyDeny,
expected: false,
},
{
name: "Deny Over Unknown",
a: PolicyDeny,
b: "not a policy",
expected: true,
},
{
name: "List Over Write",
a: PolicyList,
b: PolicyWrite,
expected: false,
},
{
name: "Read Over Write",
a: PolicyRead,
b: PolicyWrite,
expected: false,
},
{
name: "Unknown Over Write",
a: "not a policy",
b: PolicyWrite,
expected: false,
},
{
name: "Read Over List",
a: PolicyRead,
b: PolicyList,
expected: false,
},
{
name: "Unknown Over List",
a: "not a policy",
b: PolicyList,
expected: false,
},
{
name: "Unknown Over Read",
a: "not a policy",
b: PolicyRead,
expected: false,
},
}
for _, tcase := range cases {
t.Run(tcase.name, func(t *testing.T) {
require.Equal(t, tcase.expected, takesPrecedenceOver(tcase.a, tcase.b))
})
}
}