open-consul/ui/packages/consul-ui/app/services/repository.js

230 lines
7.0 KiB
JavaScript

import Service, { inject as service } from '@ember/service';
import { assert } from '@ember/debug';
import { typeOf } from '@ember/utils';
import { get, set } from '@ember/object';
import { isChangeset } from 'validated-changeset';
import HTTPError from 'consul-ui/utils/http/error';
import { ACCESS_READ } from 'consul-ui/abilities/base';
export const softDelete = (repo, item) => {
// Some deletes need to be more of a soft delete.
// Therefore the partition still exists once we've requested a delete/removal.
// This makes 'removing' more of a custom action rather than a standard
// ember-data delete.
// Here we use the same request for a delete but we bypass ember-data's
// destroyRecord/unloadRecord and serialization so we don't get
// ember data error messages when the UI tries to update a 'DeletedAt' property
// on an object that ember-data is trying to delete
const res = repo.store.adapterFor(repo.getModelName()).rpc(
(adapter, request, serialized, unserialized) => {
return adapter.requestForDeleteRecord(request, serialized, unserialized);
},
(serializer, respond, serialized, unserialized) => {
return item;
},
item,
repo.getModelName()
);
return res;
}
export default class RepositoryService extends Service {
@service('store') store;
@service('env') env;
@service('repository/permission') permissions;
getModelName() {
assert('RepositoryService.getModelName should be overridden', false);
}
getPrimaryKey() {
assert('RepositoryService.getPrimaryKey should be overridden', false);
}
getSlugKey() {
assert('RepositoryService.getSlugKey should be overridden', false);
}
/**
* Creates a set of permissions based on an id/slug, loads in the access
* permissions for them and checks/validates
*/
async authorizeBySlug(cb, access, params) {
params.resources = await this.permissions.findBySlug(params, this.getModelName());
return this.validatePermissions(cb, access, params);
}
/**
* Loads in the access permissions and checks/validates them for a set of
* permissions
*/
async authorizeByPermissions(cb, access, params) {
params.resources = await this.permissions.authorize(params);
return this.validatePermissions(cb, access, params);
}
/**
* Checks already loaded permissions for certain access before calling cb to
* return the thing you wanted to check the permissions on
*/
async validatePermissions(cb, access, params) {
// inspect the permissions for this segment/slug remotely, if we have zero
// permissions fire a fake 403 so we don't even request the model/resource
if (params.resources.length > 0) {
const resource = params.resources.find(item => item.Access === access);
if (resource && resource.Allow === false) {
// TODO: Here we temporarily make a hybrid HTTPError/ember-data HTTP error
// we should eventually use HTTPError's everywhere
const e = new HTTPError(403);
e.errors = [{ status: '403' }];
throw e;
}
}
const item = await cb();
// add the `Resource` information to the record/model so we can inspect
// them in other places like templates etc
if (get(item, 'Resources')) {
set(item, 'Resources', params.resources);
}
return item;
}
shouldReconcile(item, params) {
const dc = get(item, 'Datacenter');
if (dc !== params.dc) {
return false;
}
if (this.env.var('CONSUL_NSPACES_ENABLED')) {
const nspace = get(item, 'Namespace');
if (typeof nspace !== 'undefined' && nspace !== params.ns) {
return false;
}
}
if (this.env.var('CONSUL_PARTITIONS_ENABLED')) {
const partition = get(item, 'Partition');
if (typeof partiton !== 'undefined' && partition !== params.partition) {
return false;
}
}
return true;
}
reconcile(meta = {}, params = {}, configuration = {}) {
// unload anything older than our current sync date/time
if (typeof meta.date !== 'undefined') {
this.store.peekAll(this.getModelName()).forEach(item => {
const date = get(item, 'SyncTime');
if (!item.isDeleted && typeof date !== 'undefined' && date != meta.date && this.shouldReconcile(item, params)) {
this.store.unloadRecord(item);
}
});
}
}
peekOne(id) {
return this.store.peekRecord(this.getModelName(), id);
}
cached(params) {
const entries = Object.entries(params);
return this.store.peekAll(this.getModelName()).filter(item => {
return entries.every(([key, value]) => item[key] === value);
});
}
// @deprecated
async findAllByDatacenter(params, configuration = {}) {
return this.findAll(...arguments);
}
async findAll(params = {}, configuration = {}) {
if (typeof configuration.cursor !== 'undefined') {
params.index = configuration.cursor;
params.uri = configuration.uri;
}
return this.query(params);
}
async query(params = {}, configuration = {}) {
let error, meta, res;
try {
res = await this.store.query(this.getModelName(), params);
meta = res.meta;
} catch(e) {
switch(get(e, 'errors.firstObject.status')) {
case '404':
case '403':
meta = {
date: Number.POSITIVE_INFINITY
};
error = e;
break;
default:
throw e;
}
}
if(typeof meta !== 'undefined') {
this.reconcile(meta, params, configuration);
}
if(typeof error !== 'undefined') {
throw error;
}
return res;
}
async findBySlug(params, configuration = {}) {
if (params.id === '') {
return this.create({
Datacenter: params.dc,
Namespace: params.ns,
Partition: params.partition,
});
}
if (typeof configuration.cursor !== 'undefined') {
params.index = configuration.cursor;
params.uri = configuration.uri;
}
return this.authorizeBySlug(
() => this.store.queryRecord(this.getModelName(), params),
ACCESS_READ,
params
);
}
create(obj) {
// TODO: This should probably return a Promise
return this.store.createRecord(this.getModelName(), obj);
}
persist(item) {
// workaround for saving changesets that contain fragments
// firstly commit the changes down onto the object if
// its a changeset, then save as a normal object
if (isChangeset(item)) {
item.execute();
item = item.data;
}
return item.save();
}
remove(obj) {
let item = obj;
if (typeof obj.destroyRecord === 'undefined') {
item = obj.get('data');
}
// TODO: Change this to use vanilla JS
// I think this was originally looking for a plain object
// as opposed to an ember one
if (typeOf(item) === 'object') {
item = this.store.peekRecord(this.getModelName(), item[this.getPrimaryKey()]);
}
return item.destroyRecord().then(item => {
return this.store.unloadRecord(item);
});
}
invalidate() {
// TODO: This should probably return a Promise
this.store.unloadAll(this.getModelName());
}
}