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require 'rails_helper'
RSpec.describe ResolveAccountService, type: :service do
subject { described_class.new }
before do
stub_request(:get, "https://example.com/.well-known/host-meta").to_return(status: 404)
stub_request(:get, "https://quitter.no/avatar/7477-300-20160211190340.png").to_return(request_fixture('avatar.txt'))
stub_request(:get, "https://ap.example.com/.well-known/webfinger?resource=acct:foo@ap.example.com").to_return(request_fixture('activitypub-webfinger.txt'))
stub_request(:get, "https://ap.example.com/users/foo").to_return(request_fixture('activitypub-actor.txt'))
stub_request(:get, "https://ap.example.com/users/foo.atom").to_return(request_fixture('activitypub-feed.txt'))
stub_request(:get, %r{https://ap.example.com/users/foo/\w+}).to_return(status: 404)
stub_request(:get, 'https://example.com/.well-known/webfinger?resource=acct:hoge@example.com').to_return(status: 410)
end
context 'when there is an LRDD endpoint but no resolvable account' do
before do
stub_request(:get, "https://quitter.no/.well-known/host-meta").to_return(request_fixture('.host-meta.txt'))
stub_request(:get, "https://quitter.no/.well-known/webfinger?resource=acct:catsrgr8@quitter.no").to_return(status: 404)
end
it 'returns nil' do
expect(subject.call('catsrgr8@quitter.no')).to be_nil
end
end
context 'when there is no LRDD endpoint nor resolvable account' do
before do
stub_request(:get, "https://example.com/.well-known/webfinger?resource=acct:catsrgr8@example.com").to_return(status: 404)
end
it 'returns nil' do
expect(subject.call('catsrgr8@example.com')).to be_nil
end
end
context 'when webfinger returns http gone' do
context 'for a previously known account' do
before do
Fabricate(:account, username: 'hoge', domain: 'example.com', last_webfingered_at: nil)
allow(AccountDeletionWorker).to receive(:perform_async)
end
it 'returns nil' do
expect(subject.call('hoge@example.com')).to be_nil
end
it 'queues account deletion worker' do
subject.call('hoge@example.com')
expect(AccountDeletionWorker).to have_received(:perform_async)
end
end
context 'for a previously unknown account' do
it 'returns nil' do
expect(subject.call('hoge@example.com')).to be_nil
end
end
end
context 'with a legitimate webfinger redirection' do
before do
webfinger = { subject: 'acct:foo@ap.example.com', links: [{ rel: 'self', href: 'https://ap.example.com/users/foo', type: 'application/activity+json' }] }
stub_request(:get, 'https://redirected.example.com/.well-known/webfinger?resource=acct:Foo@redirected.example.com').to_return(body: Oj.dump(webfinger), headers: { 'Content-Type': 'application/jrd+json' })
end
it 'returns new remote account' do
account = subject.call('Foo@redirected.example.com')
expect(account.activitypub?).to eq true
expect(account.acct).to eq 'foo@ap.example.com'
expect(account.inbox_url).to eq 'https://ap.example.com/users/foo/inbox'
end
end
context 'with a misconfigured redirection' do
before do
webfinger = { subject: 'acct:Foo@redirected.example.com', links: [{ rel: 'self', href: 'https://ap.example.com/users/foo', type: 'application/activity+json' }] }
stub_request(:get, 'https://redirected.example.com/.well-known/webfinger?resource=acct:Foo@redirected.example.com').to_return(body: Oj.dump(webfinger), headers: { 'Content-Type': 'application/jrd+json' })
end
it 'returns new remote account' do
account = subject.call('Foo@redirected.example.com')
expect(account.activitypub?).to eq true
expect(account.acct).to eq 'foo@ap.example.com'
expect(account.inbox_url).to eq 'https://ap.example.com/users/foo/inbox'
end
end
context 'with too many webfinger redirections' do
before do
webfinger = { subject: 'acct:foo@evil.example.com', links: [{ rel: 'self', href: 'https://ap.example.com/users/foo', type: 'application/activity+json' }] }
stub_request(:get, 'https://redirected.example.com/.well-known/webfinger?resource=acct:Foo@redirected.example.com').to_return(body: Oj.dump(webfinger), headers: { 'Content-Type': 'application/jrd+json' })
webfinger2 = { subject: 'acct:foo@ap.example.com', links: [{ rel: 'self', href: 'https://ap.example.com/users/foo', type: 'application/activity+json' }] }
stub_request(:get, 'https://evil.example.com/.well-known/webfinger?resource=acct:foo@evil.example.com').to_return(body: Oj.dump(webfinger2), headers: { 'Content-Type': 'application/jrd+json' })
end
it 'returns new remote account' do
expect { subject.call('Foo@redirected.example.com') }.to raise_error Webfinger::RedirectError
end
end
context 'with an ActivityPub account' do
it 'returns new remote account' do
account = subject.call('foo@ap.example.com')
expect(account.activitypub?).to eq true
expect(account.domain).to eq 'ap.example.com'
expect(account.inbox_url).to eq 'https://ap.example.com/users/foo/inbox'
end
context 'with multiple types' do
before do
stub_request(:get, "https://ap.example.com/users/foo").to_return(request_fixture('activitypub-actor-individual.txt'))
end
it 'returns new remote account' do
account = subject.call('foo@ap.example.com')
expect(account.activitypub?).to eq true
expect(account.domain).to eq 'ap.example.com'
expect(account.inbox_url).to eq 'https://ap.example.com/users/foo/inbox'
expect(account.actor_type).to eq 'Person'
end
end
end
context 'with an already-known actor changing acct: URI' do
let!(:duplicate) { Fabricate(:account, username: 'foo', domain: 'old.example.com', uri: 'https://ap.example.com/users/foo') }
let!(:status) { Fabricate(:status, account: duplicate, text: 'foo') }
it 'returns new remote account' do
account = subject.call('foo@ap.example.com')
expect(account.activitypub?).to eq true
expect(account.domain).to eq 'ap.example.com'
expect(account.inbox_url).to eq 'https://ap.example.com/users/foo/inbox'
expect(account.uri).to eq 'https://ap.example.com/users/foo'
end
it 'merges accounts' do
account = subject.call('foo@ap.example.com')
expect(status.reload.account_id).to eq account.id
expect(Account.where(uri: account.uri).count).to eq 1
end
end
context 'with an already-known acct: URI changing ActivityPub id' do
let!(:old_account) { Fabricate(:account, username: 'foo', domain: 'ap.example.com', uri: 'https://old.example.com/users/foo', last_webfingered_at: nil) }
let!(:status) { Fabricate(:status, account: old_account, text: 'foo') }
it 'returns new remote account' do
account = subject.call('foo@ap.example.com')
expect(account.activitypub?).to eq true
expect(account.domain).to eq 'ap.example.com'
expect(account.inbox_url).to eq 'https://ap.example.com/users/foo/inbox'
expect(account.uri).to eq 'https://ap.example.com/users/foo'
end
end
it 'processes one remote account at a time using locks' do
wait_for_start = true
fail_occurred = false
return_values = Concurrent::Array.new
# Preload classes that throw circular dependency errors in threads
Account
TagManager
DomainBlock
threads = Array.new(5) do
Thread.new do
true while wait_for_start
begin
return_values << described_class.new.call('foo@ap.example.com')
rescue ActiveRecord::RecordNotUnique
fail_occurred = true
end
end
end
wait_for_start = false
threads.each(&:join)
expect(fail_occurred).to be false
expect(return_values).to_not include(nil)
end
end
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