Example #1
0
// ensureComponentAuthorizationRules initializes the cluster policies
func (c *MasterConfig) ensureComponentAuthorizationRules() {
	clusterPolicyRegistry := clusterpolicyregistry.NewRegistry(clusterpolicystorage.NewStorage(c.EtcdHelper))
	ctx := kapi.WithNamespace(kapi.NewContext(), "")

	if _, err := clusterPolicyRegistry.GetClusterPolicy(ctx, authorizationapi.PolicyName); kapierror.IsNotFound(err) {
		glog.Infof("No cluster policy found.  Creating bootstrap policy based on: %v", c.Options.PolicyConfig.BootstrapPolicyFile)

		if err := admin.OverwriteBootstrapPolicy(c.EtcdHelper, c.Options.PolicyConfig.BootstrapPolicyFile, admin.CreateBootstrapPolicyFileFullCommand, true, ioutil.Discard); err != nil {
			glog.Errorf("Error creating bootstrap policy: %v", err)
		}

	} else {
		glog.V(2).Infof("Ignoring bootstrap policy file because cluster policy found")
	}

	// Wait until the policy cache has caught up before continuing
	review := &authorizationapi.SubjectAccessReview{Action: authorizationapi.AuthorizationAttributes{Verb: "get", Resource: "clusterpolicies"}}
	err := wait.PollImmediate(100*time.Millisecond, 30*time.Second, func() (done bool, err error) {
		result, err := c.PolicyClient().SubjectAccessReviews().Create(review)
		if err == nil && result.Allowed {
			return true, nil
		}
		if kapierror.IsForbidden(err) || (err == nil && !result.Allowed) {
			glog.V(2).Infof("waiting for policy cache to initialize")
			return false, nil
		}
		return false, err
	})
	if err != nil {
		glog.Errorf("error waiting for policy cache to initialize: %v", err)
	}
}
Example #2
0
// ensureComponentAuthorizationRules initializes the cluster policies
func (c *MasterConfig) ensureComponentAuthorizationRules() {
	clusterPolicyRegistry := clusterpolicyregistry.NewRegistry(clusterpolicystorage.NewStorage(c.EtcdHelper))
	ctx := kapi.WithNamespace(kapi.NewContext(), "")

	if _, err := clusterPolicyRegistry.GetClusterPolicy(ctx, authorizationapi.PolicyName); kapierror.IsNotFound(err) {
		glog.Infof("No cluster policy found.  Creating bootstrap policy based on: %v", c.Options.PolicyConfig.BootstrapPolicyFile)

		if err := admin.OverwriteBootstrapPolicy(c.EtcdHelper, c.Options.PolicyConfig.BootstrapPolicyFile, admin.CreateBootstrapPolicyFileFullCommand, true, ioutil.Discard); err != nil {
			glog.Errorf("Error creating bootstrap policy: %v", err)
		}

	} else {
		glog.V(2).Infof("Ignoring bootstrap policy file because cluster policy found")
	}

	// Wait until the policy cache has caught up before continuing
	review := &authorizationapi.SubjectAccessReview{Action: authorizationapi.AuthorizationAttributes{Verb: "get", Group: authorizationapi.GroupName, Resource: "clusterpolicies"}}
	err := wait.PollImmediate(100*time.Millisecond, 30*time.Second, func() (done bool, err error) {
		result, err := c.PolicyClient().SubjectAccessReviews().Create(review)
		if err == nil && result.Allowed {
			return true, nil
		}
		if kapierror.IsForbidden(err) || (err == nil && !result.Allowed) {
			glog.V(2).Infof("waiting for policy cache to initialize")
			return false, nil
		}
		return false, err
	})
	if err != nil {
		glog.Errorf("error waiting for policy cache to initialize: %v", err)
	}

	// Reconcile roles that must exist for the cluster to function
	// Be very judicious about what is placed in this list, since it will be enforced on every server start
	reconcileRoles := &policy.ReconcileClusterRolesOptions{
		RolesToReconcile: []string{bootstrappolicy.DiscoveryRoleName},
		Confirmed:        true,
		Union:            true,
		Out:              ioutil.Discard,
		RoleClient:       c.PrivilegedLoopbackOpenShiftClient.ClusterRoles(),
	}
	if err := reconcileRoles.RunReconcileClusterRoles(nil, nil); err != nil {
		glog.Errorf("Could not auto reconcile roles: %v\n", err)
	}

	// Reconcile rolebindings that must exist for the cluster to function
	// Be very judicious about what is placed in this list, since it will be enforced on every server start
	reconcileRoleBindings := &policy.ReconcileClusterRoleBindingsOptions{
		RolesToReconcile:  []string{bootstrappolicy.DiscoveryRoleName},
		Confirmed:         true,
		Union:             true,
		Out:               ioutil.Discard,
		RoleBindingClient: c.PrivilegedLoopbackOpenShiftClient.ClusterRoleBindings(),
	}
	if err := reconcileRoleBindings.RunReconcileClusterRoleBindings(nil, nil); err != nil {
		glog.Errorf("Could not auto reconcile role bindings: %v\n", err)
	}
}
func TestBootstrapPolicyOverwritePolicyCommand(t *testing.T) {
	testutil.RequireEtcd(t)
	masterConfig, clusterAdminKubeConfig, err := testserver.StartTestMasterAPI()
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	client, err := testutil.GetClusterAdminClient(clusterAdminKubeConfig)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	if err := client.ClusterPolicies().Delete(authorizationapi.PolicyName); err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	// after the policy is deleted, we must wait for it to be cleared from the policy cache
	err = wait.Poll(10*time.Millisecond, 10*time.Second, func() (bool, error) {
		_, err := client.ClusterPolicies().List(kapi.ListOptions{})
		if err == nil {
			return false, nil
		}
		if !kapierror.IsForbidden(err) {
			t.Errorf("unexpected error: %v", err)
		}
		return true, nil
	})
	if err != nil {
		t.Errorf("timeout: %v", err)
	}

	etcdClient, err := etcd.MakeNewEtcdClient(masterConfig.EtcdClientInfo)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	storageVersion := unversioned.GroupVersion{Group: "", Version: masterConfig.EtcdStorageConfig.OpenShiftStorageVersion}
	etcdHelper, err := origin.NewEtcdStorage(etcdClient, storageVersion, masterConfig.EtcdStorageConfig.OpenShiftStoragePrefix)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	if err := admin.OverwriteBootstrapPolicy(etcdHelper, masterConfig.PolicyConfig.BootstrapPolicyFile, admin.CreateBootstrapPolicyFileFullCommand, true, ioutil.Discard); err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	if _, err := client.ClusterPolicies().List(kapi.ListOptions{}); err != nil {
		t.Errorf("unexpected error: %v", err)
	}
}
Example #4
0
// ensureComponentAuthorizationRules initializes the cluster policies
func (c *MasterConfig) ensureComponentAuthorizationRules() {
	clusterPolicyRegistry := clusterpolicyregistry.NewRegistry(clusterpolicystorage.NewStorage(c.EtcdHelper))
	ctx := kapi.WithNamespace(kapi.NewContext(), "")

	if _, err := clusterPolicyRegistry.GetClusterPolicy(ctx, authorizationapi.PolicyName); kapierror.IsNotFound(err) {
		glog.Infof("No cluster policy found.  Creating bootstrap policy based on: %v", c.Options.PolicyConfig.BootstrapPolicyFile)

		if err := admin.OverwriteBootstrapPolicy(c.EtcdHelper, c.Options.PolicyConfig.BootstrapPolicyFile, admin.CreateBootstrapPolicyFileFullCommand, true, ioutil.Discard); err != nil {
			glog.Errorf("Error creating bootstrap policy: %v", err)
		}

	} else {
		glog.V(2).Infof("Ignoring bootstrap policy file because cluster policy found")
	}
}
Example #5
0
func TestBootstrapPolicyOverwritePolicyCommand(t *testing.T) {
	testutil.RequireEtcd(t)
	defer testutil.DumpEtcdOnFailure(t)

	masterConfig, clusterAdminKubeConfig, err := testserver.StartTestMasterAPI()
	if err != nil {
		t.Fatalf("unexpected error: %v", err)
	}

	client, err := testutil.GetClusterAdminClient(clusterAdminKubeConfig)
	if err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	if err := client.ClusterPolicies().Delete(authorizationapi.PolicyName); err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	// after the policy is deleted, we must wait for it to be cleared from the policy cache
	err = wait.Poll(10*time.Millisecond, 10*time.Second, func() (bool, error) {
		_, err := client.ClusterPolicies().List(kapi.ListOptions{})
		if err == nil {
			return false, nil
		}
		if !kapierror.IsForbidden(err) {
			t.Errorf("unexpected error: %v", err)
		}
		return true, nil
	})
	if err != nil {
		t.Errorf("timeout: %v", err)
	}

	optsGetter := restoptions.NewConfigGetter(*masterConfig)

	if err := admin.OverwriteBootstrapPolicy(optsGetter, masterConfig.PolicyConfig.BootstrapPolicyFile, admin.CreateBootstrapPolicyFileFullCommand, true, ioutil.Discard); err != nil {
		t.Errorf("unexpected error: %v", err)
	}

	if _, err := client.ClusterPolicies().List(kapi.ListOptions{}); err != nil {
		t.Errorf("unexpected error: %v", err)
	}
}