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Auth._loadRoles should not query the same role twice. #1366

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103 changes: 85 additions & 18 deletions spec/ParseRole.spec.js
Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@

// Roles are not accessible without the master key, so they are not intended
// for use by clients. We can manually test them using the master key.
var RestQuery = require("../src/RestQuery");
var Auth = require("../src/Auth").Auth;
var Config = require("../src/Config");

Expand Down Expand Up @@ -60,21 +61,87 @@ describe('Parse Role testing', () => {

});

it("should recursively load roles", (done) => {
var createRole = function(name, sibling, user) {
var role = new Parse.Role(name, new Parse.ACL());
if (user) {
var users = role.relation('users');
users.add(user);
}
if (sibling) {
role.relation('roles').add(sibling);
}
return role.save({}, { useMasterKey: true });
};

var rolesNames = ["FooRole", "BarRole", "BazRole"];
it("should not recursively load the same role multiple times", (done) => {
var rootRole = "RootRole";
var roleNames = ["FooRole", "BarRole", "BazRole"];
var allRoles = [rootRole].concat(roleNames);

var createRole = function(name, sibling, user) {
var role = new Parse.Role(name, new Parse.ACL());
if (user) {
var users = role.relation('users');
users.add(user);
}
if (sibling) {
role.relation('roles').add(sibling);
}
return role.save({}, { useMasterKey: true });
}
var roleObjs = {};
var createAllRoles = function(user) {
var promises = allRoles.map(function(roleName) {
return createRole(roleName, null, user)
.then(function(roleObj) {
roleObjs[roleName] = roleObj;
return roleObj;
});
});
return Promise.all(promises);
};

var restExecute = spyOn(RestQuery.prototype, "execute").and.callThrough();

var user,
auth,
getAllRolesSpy;
createTestUser().then( (newUser) => {
user = newUser;
return createAllRoles(user);
}).then ( (roles) => {
var rootRoleObj = roleObjs[rootRole];
roles.forEach(function(role, i) {
// Add all roles to the RootRole
if (role.id !== rootRoleObj.id) {
role.relation("roles").add(rootRoleObj);
}
// Add all "roleNames" roles to the previous role
if (i > 0) {
role.relation("roles").add(roles[i - 1]);
}
});

return Parse.Object.saveAll(roles, { useMasterKey: true });
}).then( () => {
auth = new Auth({config: new Config("test"), isMaster: true, user: user});
getAllRolesSpy = spyOn(auth, "_getAllRoleNamesForId").and.callThrough();

return auth._loadRoles();
}).then ( (roles) => {
expect(roles.length).toEqual(4);

allRoles.forEach(function(name) {
expect(roles.indexOf("role:"+name)).not.toBe(-1);
});

// 1 Query for the initial setup
// 4 Queries for all the specific roles
// 1 Query for the final $in
expect(restExecute.calls.count()).toEqual(6);

// 4 One query for each of the roles
// 3 Queries for the "RootRole"
expect(getAllRolesSpy.calls.count()).toEqual(7);
done()
}).catch( () => {
fail("should succeed");
done();
});

});

it("should recursively load roles", (done) => {
var rolesNames = ["FooRole", "BarRole", "BazRole"];
var roleIds = {};
createTestUser().then( (user) => {
// Put the user on the 1st role
Expand All @@ -97,7 +164,7 @@ describe('Parse Role testing', () => {
expect(roles.length).toEqual(3);
rolesNames.forEach( (name) => {
expect(roles.indexOf('role:'+name)).not.toBe(-1);
})
});
done();
}, function(err){
fail("should succeed")
Expand All @@ -122,7 +189,7 @@ describe('Parse Role testing', () => {
});
});
});

it("Should properly resolve roles", (done) => {
let admin = new Parse.Role("Admin", new Parse.ACL());
let moderator = new Parse.Role("Moderator", new Parse.ACL());
Expand All @@ -134,7 +201,7 @@ describe('Parse Role testing', () => {
moderator.getRoles().add([admin, superModerator]);
superContentManager.getRoles().add(superModerator);
return Parse.Object.saveAll([admin, moderator, contentManager, superModerator, superContentManager], {useMasterKey: true});
}).then(() => {
}).then(() => {
var auth = new Auth({ config: new Config("test"), isMaster: true });
// For each role, fetch their sibling, what they inherit
// return with result and roleId for later comparison
Expand All @@ -147,7 +214,7 @@ describe('Parse Role testing', () => {
});
})
});

return Parse.Promise.when(promises);
}).then((results) => {
results.forEach((result) => {
Expand All @@ -174,7 +241,7 @@ describe('Parse Role testing', () => {
console.error(err);
done();
})

});

it('can create role and query empty users', (done)=> {
Expand Down
17 changes: 11 additions & 6 deletions src/Auth.js
Original file line number Diff line number Diff line change
Expand Up @@ -63,7 +63,7 @@ var getAuthForSessionToken = function({ config, sessionToken, installationId } =
return nobody(config);
}

var now = new Date(),
var now = new Date(),
expiresAt = new Date(results[0].expiresAt.iso);
if(expiresAt < now) {
throw new Parse.Error(Parse.Error.INVALID_SESSION_TOKEN,
Expand Down Expand Up @@ -117,8 +117,9 @@ Auth.prototype._loadRoles = function() {

var roleIDs = results.map(r => r.objectId);
var promises = [Promise.resolve(roleIDs)];
var queriedRoles = {};
for (var role of roleIDs) {
promises.push(this._getAllRoleNamesForId(role));
promises.push(this._getAllRoleNamesForId(role, queriedRoles));
}
return Promise.all(promises).then((results) => {
var allIDs = [];
Expand Down Expand Up @@ -146,8 +147,12 @@ Auth.prototype._loadRoles = function() {
};

// Given a role object id, get any other roles it is part of
Auth.prototype._getAllRoleNamesForId = function(roleID) {

Auth.prototype._getAllRoleNamesForId = function(roleID, queriedRoles = {}) {
// Don't need to requery this role as it is already being queried for.
if (queriedRoles[roleID] != null) {
return Promise.resolve([]);
}
queriedRoles[roleID] = true;
// As per documentation, a Role inherits AnotherRole
// if this Role is in the roles pointer of this AnotherRole
// Let's find all the roles where this role is in a roles relation
Expand All @@ -167,13 +172,13 @@ Auth.prototype._getAllRoleNamesForId = function(roleID) {
return Promise.resolve([]);
}
var roleIDs = results.map(r => r.objectId);

// we found a list of roles where the roleID
// is referenced in the roles relation,
// Get the roles where those found roles are also
// referenced the same way
var parentRolesPromises = roleIDs.map( (roleId) => {
return this._getAllRoleNamesForId(roleId);
return this._getAllRoleNamesForId(roleId, queriedRoles);
});
parentRolesPromises.push(Promise.resolve(roleIDs));
return Promise.all(parentRolesPromises);
Expand Down