mirror of
https://github.com/genuinetools/reg.git
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175 lines
5.9 KiB
Go
175 lines
5.9 KiB
Go
![]() |
package trustgraph
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import (
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"fmt"
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"testing"
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"github.com/docker/libtrust"
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)
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func createTestKeysAndGrants(count int) ([]*Grant, []libtrust.PrivateKey) {
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grants := make([]*Grant, count)
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keys := make([]libtrust.PrivateKey, count)
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for i := 0; i < count; i++ {
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pk, err := libtrust.GenerateECP256PrivateKey()
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if err != nil {
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panic(err)
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}
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grant := &Grant{
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Subject: fmt.Sprintf("/user-%d", i+1),
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Permission: 0x0f,
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Grantee: pk.KeyID(),
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}
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keys[i] = pk
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grants[i] = grant
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}
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return grants, keys
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}
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func testVerified(t *testing.T, g TrustGraph, k libtrust.PublicKey, keyName, target string, permission uint16) {
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if ok, err := g.Verify(k, target, permission); err != nil {
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t.Fatalf("Unexpected error during verification: %s", err)
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} else if !ok {
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t.Errorf("key failed verification\n\tKey: %s(%s)\n\tNamespace: %s", keyName, k.KeyID(), target)
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}
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}
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func testNotVerified(t *testing.T, g TrustGraph, k libtrust.PublicKey, keyName, target string, permission uint16) {
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if ok, err := g.Verify(k, target, permission); err != nil {
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t.Fatalf("Unexpected error during verification: %s", err)
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} else if ok {
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t.Errorf("key should have failed verification\n\tKey: %s(%s)\n\tNamespace: %s", keyName, k.KeyID(), target)
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}
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}
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func TestVerify(t *testing.T) {
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grants, keys := createTestKeysAndGrants(4)
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extraGrants := make([]*Grant, 3)
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extraGrants[0] = &Grant{
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Subject: "/user-3",
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Permission: 0x0f,
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Grantee: "/user-2",
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}
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extraGrants[1] = &Grant{
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Subject: "/user-3/sub-project",
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Permission: 0x0f,
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Grantee: "/user-4",
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}
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extraGrants[2] = &Grant{
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Subject: "/user-4",
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Permission: 0x07,
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Grantee: "/user-1",
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}
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grants = append(grants, extraGrants...)
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g := NewMemoryGraph(grants)
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testVerified(t, g, keys[0].PublicKey(), "user-key-1", "/user-1", 0x0f)
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testVerified(t, g, keys[0].PublicKey(), "user-key-1", "/user-1/some-project/sub-value", 0x0f)
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testVerified(t, g, keys[0].PublicKey(), "user-key-1", "/user-4", 0x07)
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testVerified(t, g, keys[1].PublicKey(), "user-key-2", "/user-2/", 0x0f)
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testVerified(t, g, keys[2].PublicKey(), "user-key-3", "/user-3/sub-value", 0x0f)
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testVerified(t, g, keys[1].PublicKey(), "user-key-2", "/user-3/sub-value", 0x0f)
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testVerified(t, g, keys[1].PublicKey(), "user-key-2", "/user-3", 0x0f)
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testVerified(t, g, keys[1].PublicKey(), "user-key-2", "/user-3/", 0x0f)
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testVerified(t, g, keys[3].PublicKey(), "user-key-4", "/user-3/sub-project", 0x0f)
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testVerified(t, g, keys[3].PublicKey(), "user-key-4", "/user-3/sub-project/app", 0x0f)
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testVerified(t, g, keys[3].PublicKey(), "user-key-4", "/user-4", 0x0f)
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testNotVerified(t, g, keys[0].PublicKey(), "user-key-1", "/user-2", 0x0f)
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testNotVerified(t, g, keys[0].PublicKey(), "user-key-1", "/user-3/sub-value", 0x0f)
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testNotVerified(t, g, keys[0].PublicKey(), "user-key-1", "/user-4", 0x0f)
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testNotVerified(t, g, keys[1].PublicKey(), "user-key-2", "/user-1/", 0x0f)
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testNotVerified(t, g, keys[2].PublicKey(), "user-key-3", "/user-2", 0x0f)
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testNotVerified(t, g, keys[1].PublicKey(), "user-key-2", "/user-4", 0x0f)
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testNotVerified(t, g, keys[3].PublicKey(), "user-key-4", "/user-3", 0x0f)
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}
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func TestCircularWalk(t *testing.T) {
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grants, keys := createTestKeysAndGrants(3)
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user1Grant := &Grant{
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Subject: "/user-2",
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Permission: 0x0f,
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Grantee: "/user-1",
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}
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user2Grant := &Grant{
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Subject: "/user-1",
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Permission: 0x0f,
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Grantee: "/user-2",
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}
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grants = append(grants, user1Grant, user2Grant)
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g := NewMemoryGraph(grants)
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testVerified(t, g, keys[0].PublicKey(), "user-key-1", "/user-1", 0x0f)
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testVerified(t, g, keys[0].PublicKey(), "user-key-1", "/user-2", 0x0f)
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testVerified(t, g, keys[1].PublicKey(), "user-key-2", "/user-2", 0x0f)
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testVerified(t, g, keys[1].PublicKey(), "user-key-2", "/user-1", 0x0f)
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testVerified(t, g, keys[2].PublicKey(), "user-key-3", "/user-3", 0x0f)
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testNotVerified(t, g, keys[0].PublicKey(), "user-key-1", "/user-3", 0x0f)
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testNotVerified(t, g, keys[1].PublicKey(), "user-key-2", "/user-3", 0x0f)
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}
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func assertGrantSame(t *testing.T, actual, expected *Grant) {
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if actual != expected {
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t.Fatalf("Unexpected grant retrieved\n\tExpected: %v\n\tActual: %v", expected, actual)
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}
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}
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func TestGetGrants(t *testing.T) {
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grants, keys := createTestKeysAndGrants(5)
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extraGrants := make([]*Grant, 4)
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extraGrants[0] = &Grant{
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Subject: "/user-3/friend-project",
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Permission: 0x0f,
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Grantee: "/user-2/friends",
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}
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extraGrants[1] = &Grant{
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Subject: "/user-3/sub-project",
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Permission: 0x0f,
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Grantee: "/user-4",
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}
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extraGrants[2] = &Grant{
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Subject: "/user-2/friends",
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Permission: 0x0f,
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Grantee: "/user-5/fun-project",
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}
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extraGrants[3] = &Grant{
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Subject: "/user-5/fun-project",
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Permission: 0x0f,
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Grantee: "/user-1",
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}
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grants = append(grants, extraGrants...)
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g := NewMemoryGraph(grants)
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grantChains, err := g.GetGrants(keys[3], "/user-3/sub-project/specific-app", 0x0f)
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if err != nil {
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t.Fatalf("Error getting grants: %s", err)
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}
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if len(grantChains) != 1 {
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t.Fatalf("Expected number of grant chains returned, expected %d, received %d", 1, len(grantChains))
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}
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if len(grantChains[0]) != 2 {
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t.Fatalf("Unexpected number of grants retrieved\n\tExpected: %d\n\tActual: %d", 2, len(grantChains[0]))
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}
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assertGrantSame(t, grantChains[0][0], grants[3])
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assertGrantSame(t, grantChains[0][1], extraGrants[1])
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grantChains, err = g.GetGrants(keys[0], "/user-3/friend-project/fun-app", 0x0f)
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if err != nil {
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t.Fatalf("Error getting grants: %s", err)
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}
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if len(grantChains) != 1 {
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t.Fatalf("Expected number of grant chains returned, expected %d, received %d", 1, len(grantChains))
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}
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if len(grantChains[0]) != 4 {
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t.Fatalf("Unexpected number of grants retrieved\n\tExpected: %d\n\tActual: %d", 2, len(grantChains[0]))
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}
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assertGrantSame(t, grantChains[0][0], grants[0])
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assertGrantSame(t, grantChains[0][1], extraGrants[3])
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assertGrantSame(t, grantChains[0][2], extraGrants[2])
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assertGrantSame(t, grantChains[0][3], extraGrants[0])
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}
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