# frozen_string_literal: true require 'rails_helper' require 'mastodon/ip_blocks_cli' RSpec.describe Mastodon::IpBlocksCLI do let(:cli) { described_class.new } describe '#add' do let(:ip_list) do [ '192.0.2.1', '172.16.0.1', '192.0.2.0/24', '172.16.0.0/16', '10.0.0.0/8', '2001:0db8:85a3:0000:0000:8a2e:0370:7334', 'fe80::1', '::1', '2001:0db8::/32', 'fe80::/10', '::/128', ] end let(:options) { { severity: 'no_access' } } shared_examples 'ip address blocking' do it 'blocks all specified IP addresses' do cli.invoke(:add, ip_list, options) blocked_ip_addresses = IpBlock.where(ip: ip_list).pluck(:ip) expected_ip_addresses = ip_list.map { |ip| IPAddr.new(ip) } expect(blocked_ip_addresses).to match_array(expected_ip_addresses) end it 'sets the severity for all blocked IP addresses' do cli.invoke(:add, ip_list, options) blocked_ips_severity = IpBlock.where(ip: ip_list).pluck(:severity).all?(options[:severity]) expect(blocked_ips_severity).to be(true) end it 'displays a success message with a summary' do expect { cli.invoke(:add, ip_list, options) }.to output( a_string_including("Added #{ip_list.size}, skipped 0, failed 0") ).to_stdout end end context 'with valid IP addresses' do include_examples 'ip address blocking' end context 'when a specified IP address is already blocked' do let!(:blocked_ip) { IpBlock.create(ip: ip_list.last, severity: options[:severity]) } it 'skips the already blocked IP address' do allow(IpBlock).to receive(:new).and_call_original cli.invoke(:add, ip_list, options) expect(IpBlock).to_not have_received(:new).with(ip: ip_list.last) end it 'displays the correct summary' do expect { cli.invoke(:add, ip_list, options) }.to output( a_string_including("#{ip_list.last} is already blocked\nAdded #{ip_list.size - 1}, skipped 1, failed 0") ).to_stdout end context 'with --force option' do let!(:blocked_ip) { IpBlock.create(ip: ip_list.last, severity: 'no_access') } let(:options) { { severity: 'sign_up_requires_approval', force: true } } it 'overwrites the existing IP block record' do expect { cli.invoke(:add, ip_list, options) } .to change { blocked_ip.reload.severity } .from('no_access') .to('sign_up_requires_approval') end include_examples 'ip address blocking' end end context 'when a specified IP address is invalid' do let(:ip_list) { ['320.15.175.0', '9.5.105.255', '0.0.0.0'] } it 'displays the correct summary' do expect { cli.invoke(:add, ip_list, options) }.to output( a_string_including("#{ip_list.first} is invalid\nAdded #{ip_list.size - 1}, skipped 0, failed 1") ).to_stdout end end context 'with --comment option' do let(:options) { { severity: 'no_access', comment: 'Spam' } } include_examples 'ip address blocking' end context 'with --duration option' do let(:options) { { severity: 'no_access', duration: 10.days } } include_examples 'ip address blocking' end context 'with "sign_up_requires_approval" severity' do let(:options) { { severity: 'sign_up_requires_approval' } } include_examples 'ip address blocking' end context 'with "sign_up_block" severity' do let(:options) { { severity: 'sign_up_block' } } include_examples 'ip address blocking' end context 'when a specified IP address fails to be blocked' do let(:ip_address) { '127.0.0.1' } let(:ip_block) { instance_double(IpBlock, ip: ip_address, save: false) } before do allow(IpBlock).to receive(:new).and_return(ip_block) allow(ip_block).to receive(:severity=) allow(ip_block).to receive(:expires_in=) end it 'displays an error message' do expect { cli.invoke(:add, [ip_address], options) } .to output( a_string_including("#{ip_address} could not be saved") ).to_stdout end end context 'when no IP address is provided' do it 'exits with an error message' do expect { cli.add }.to output( a_string_including('No IP(s) given') ).to_stdout .and raise_error(SystemExit) end end end describe '#remove' do context 'when removing exact matches' do let(:ip_list) do [ '192.0.2.1', '172.16.0.1', '192.0.2.0/24', '172.16.0.0/16', '10.0.0.0/8', '2001:0db8:85a3:0000:0000:8a2e:0370:7334', 'fe80::1', '::1', '2001:0db8::/32', 'fe80::/10', '::/128', ] end before do ip_list.each { |ip| IpBlock.create(ip: ip, severity: :no_access) } end it 'removes exact IP blocks' do cli.invoke(:remove, ip_list) expect(IpBlock.where(ip: ip_list)).to_not exist end it 'displays success message with a summary' do expect { cli.invoke(:remove, ip_list) }.to output( a_string_including("Removed #{ip_list.size}, skipped 0") ).to_stdout end end context 'with --force option' do let!(:block1) { IpBlock.create(ip: '192.168.0.0/24', severity: :no_access) } let!(:block2) { IpBlock.create(ip: '10.0.0.0/16', severity: :no_access) } let!(:block3) { IpBlock.create(ip: '172.16.0.0/20', severity: :no_access) } let(:arguments) { ['192.168.0.5', '10.0.1.50'] } let(:options) { { force: true } } it 'removes blocks for IP ranges that cover given IP(s)' do cli.invoke(:remove, arguments, options) expect(IpBlock.where(id: [block1.id, block2.id])).to_not exist end it 'does not remove other IP ranges' do cli.invoke(:remove, arguments, options) expect(IpBlock.where(id: block3.id)).to exist end end context 'when a specified IP address is not blocked' do let(:unblocked_ip) { '192.0.2.1' } it 'skips the IP address' do expect { cli.invoke(:remove, [unblocked_ip]) }.to output( a_string_including("#{unblocked_ip} is not yet blocked") ).to_stdout end it 'displays the summary correctly' do expect { cli.invoke(:remove, [unblocked_ip]) }.to output( a_string_including('Removed 0, skipped 1') ).to_stdout end end context 'when a specified IP address is invalid' do let(:invalid_ip) { '320.15.175.0' } it 'skips the invalid IP address' do expect { cli.invoke(:remove, [invalid_ip]) }.to output( a_string_including("#{invalid_ip} is invalid") ).to_stdout end it 'displays the summary correctly' do expect { cli.invoke(:remove, [invalid_ip]) }.to output( a_string_including('Removed 0, skipped 1') ).to_stdout end end context 'when no IP address is provided' do it 'exits with an error message' do expect { cli.remove }.to output( a_string_including('No IP(s) given') ).to_stdout .and raise_error(SystemExit) end end end describe '#export' do let(:block1) { IpBlock.create(ip: '192.168.0.0/24', severity: :no_access) } let(:block2) { IpBlock.create(ip: '10.0.0.0/16', severity: :no_access) } let(:block3) { IpBlock.create(ip: '127.0.0.1', severity: :sign_up_block) } context 'when --format option is set to "plain"' do let(:options) { { format: 'plain' } } it 'exports blocked IPs with "no_access" severity in plain format' do expect { cli.invoke(:export, nil, options) }.to output( a_string_including("#{block1.ip}/#{block1.ip.prefix}\n#{block2.ip}/#{block2.ip.prefix}") ).to_stdout end it 'does not export bloked IPs with different severities' do expect { cli.invoke(:export, nil, options) }.to_not output( a_string_including("#{block3.ip}/#{block1.ip.prefix}") ).to_stdout end end context 'when --format option is set to "nginx"' do let(:options) { { format: 'nginx' } } it 'exports blocked IPs with "no_access" severity in plain format' do expect { cli.invoke(:export, nil, options) }.to output( a_string_including("deny #{block1.ip}/#{block1.ip.prefix};\ndeny #{block2.ip}/#{block2.ip.prefix};") ).to_stdout end it 'does not export bloked IPs with different severities' do expect { cli.invoke(:export, nil, options) }.to_not output( a_string_including("deny #{block3.ip}/#{block1.ip.prefix};") ).to_stdout end end context 'when --format option is not provided' do it 'exports blocked IPs in plain format by default' do expect { cli.export }.to output( a_string_including("#{block1.ip}/#{block1.ip.prefix}\n#{block2.ip}/#{block2.ip.prefix}") ).to_stdout end end end end