376 lines
16 KiB
Ruby
376 lines
16 KiB
Ruby
# frozen_string_literal: true
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describe ScreenedIpAddress do
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let(:ip_address) { '99.232.23.124' }
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let(:valid_params) { { ip_address: ip_address } }
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describe 'new record' do
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it 'sets a default action_type' do
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expect(described_class.create(valid_params).action_type).to eq(described_class.actions[:block])
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end
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it 'sets an error when ip_address is invalid' do
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expect(described_class.create(valid_params.merge(ip_address: '99.99.99')).errors[:ip_address]).to be_present
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end
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it 'can set action_type using the action_name virtual attribute' do
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expect(described_class.new(valid_params.merge(action_name: :do_nothing)).action_type).to eq(described_class.actions[:do_nothing])
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expect(described_class.new(valid_params.merge(action_name: :block)).action_type).to eq(described_class.actions[:block])
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expect(described_class.new(valid_params.merge(action_name: 'do_nothing')).action_type).to eq(described_class.actions[:do_nothing])
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expect(described_class.new(valid_params.merge(action_name: 'block')).action_type).to eq(described_class.actions[:block])
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end
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it 'raises a useful exception when action is invalid' do
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expect {
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described_class.new(valid_params.merge(action_name: 'dance'))
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}.to raise_error(ArgumentError)
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end
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it 'raises a useful exception when action is nil' do
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expect {
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described_class.new(valid_params.merge(action_name: nil))
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}.to raise_error(ArgumentError)
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end
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it 'returns a useful error if ip address matches an existing record' do
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ScreenedIpAddress.create(ip_address: '2600:387:b:f::7a/128', action_name: :block)
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r = ScreenedIpAddress.new(ip_address: '2600:387:b:f::7a', action_name: :block)
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expect(r.save).to eq(false)
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expect(r.errors[:ip_address]).to be_present
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end
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end
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describe "ip_address_with_mask" do
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it "returns nil when ip_address is nil" do
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expect(described_class.new.ip_address_with_mask).to eq(nil)
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end
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it "returns ip_address without mask if there is no mask" do
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expect(described_class.new(ip_address: "123.123.23.22").ip_address_with_mask).to eq("123.123.23.22")
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end
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it "returns ip_address with mask" do
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expect(described_class.new(ip_address: "123.12.0.0/16").ip_address_with_mask).to eq("123.12.0.0/16")
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end
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end
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describe "ip_address=" do
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let(:record) { described_class.new }
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def test_good_value(arg, expected)
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record.ip_address = arg
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expect(record.ip_address_with_mask).to eq(expected)
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end
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def test_bad_value(arg)
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r = described_class.new
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r.ip_address = arg
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expect(r).not_to be_valid
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expect(r.errors[:ip_address]).to be_present
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end
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it "handles valid ip addresses" do
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test_good_value("210.56.12.12", "210.56.12.12")
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test_good_value("210.56.0.0/16", "210.56.0.0/16")
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test_good_value("fc00::/7", "fc00::/7")
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test_good_value(IPAddr.new("94.99.101.228"), "94.99.101.228")
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test_good_value(IPAddr.new("94.99.0.0/16"), "94.99.0.0/16")
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test_good_value(IPAddr.new("fc00::/7"), "fc00::/7")
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end
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it "translates * characters" do
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test_good_value("123.*.*.*", "123.0.0.0/8")
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test_good_value("123.12.*.*", "123.12.0.0/16")
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test_good_value("123.12.1.*", "123.12.1.0/24")
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test_good_value("123.12.*.*/16", "123.12.0.0/16")
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test_good_value("123.12.*", "123.12.0.0/16")
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test_good_value("123.*", "123.0.0.0/8")
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end
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it "handles bad input" do
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test_bad_value(nil)
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test_bad_value("123.123")
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test_bad_value("my house")
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test_bad_value("123.*.1.12")
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test_bad_value("*.123.*.12")
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test_bad_value("*.*.*.12")
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test_bad_value("123.*.1.12/8")
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end
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end
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describe '#watch' do
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context 'ip_address is not being watched' do
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it 'should create a new record' do
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record = described_class.watch(ip_address)
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expect(record).not_to be_new_record
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expect(record.action_type).to eq(described_class.actions[:block])
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end
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it 'lets action_type be overridden' do
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record = described_class.watch(ip_address, action_type: described_class.actions[:do_nothing])
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expect(record).not_to be_new_record
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expect(record.action_type).to eq(described_class.actions[:do_nothing])
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end
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it "a record with subnet mask exists, but doesn't match" do
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existing = Fabricate(:screened_ip_address, ip_address: '99.232.23.124/24')
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expect { described_class.watch('99.232.55.124') }.to change { described_class.count }
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end
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it "a record with exact matching exists, but doesn't match" do
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existing = Fabricate(:screened_ip_address, ip_address: '99.232.23.124')
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expect { described_class.watch('99.232.23.123') }.to change { described_class.count }
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end
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end
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context 'ip_address is already being watched' do
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shared_examples 'exact match of ip address' do
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it 'should not create a new record' do
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expect { described_class.watch(ip_address_arg) }.to_not change { described_class.count }
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end
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it 'returns the existing record' do
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expect(described_class.watch(ip_address_arg)).to eq(existing)
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end
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end
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context 'using exact match' do
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fab!(:existing) { Fabricate(:screened_ip_address) }
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let(:ip_address_arg) { existing.ip_address }
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include_examples 'exact match of ip address'
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end
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context 'using subnet mask 255.255.255.0' do
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fab!(:existing) { Fabricate(:screened_ip_address, ip_address: '99.232.23.124/24') }
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context 'at exact address' do
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let(:ip_address_arg) { '99.232.23.124' }
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include_examples 'exact match of ip address'
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end
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context 'at address in same subnet' do
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let(:ip_address_arg) { '99.232.23.135' }
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include_examples 'exact match of ip address'
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end
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end
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end
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it "doesn't block 10.0.0.0/8" do
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expect(described_class.watch('10.0.0.0').action_type).to eq(described_class.actions[:do_nothing])
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expect(described_class.watch('10.0.0.1').action_type).to eq(described_class.actions[:do_nothing])
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expect(described_class.watch('10.10.125.111').action_type).to eq(described_class.actions[:do_nothing])
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end
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it "doesn't block 192.168.0.0/16" do
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expect(described_class.watch('192.168.0.5').action_type).to eq(described_class.actions[:do_nothing])
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expect(described_class.watch('192.168.10.1').action_type).to eq(described_class.actions[:do_nothing])
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end
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it "doesn't block 127.0.0.0/8" do
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expect(described_class.watch('127.0.0.1').action_type).to eq(described_class.actions[:do_nothing])
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end
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it "doesn't block fc00::/7 addresses (IPv6)" do
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expect(described_class.watch('fd12:db8::ff00:42:8329').action_type).to eq(described_class.actions[:do_nothing])
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end
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end
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describe '#should_block?' do
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it 'returns false when record does not exist' do
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expect(described_class.should_block?(ip_address)).to eq(false)
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end
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it 'returns false when no record matches' do
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Fabricate(:screened_ip_address, ip_address: '111.234.23.11', action_type: described_class.actions[:block])
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expect(described_class.should_block?('222.12.12.12')).to eq(false)
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end
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it 'returns false if a more specific recrord matches and action is :do_nothing' do
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Fabricate(:screened_ip_address, ip_address: '111.234.23.0/24', action_type: described_class.actions[:block])
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Fabricate(:screened_ip_address, ip_address: '111.234.23.11', action_type: described_class.actions[:do_nothing])
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expect(described_class.should_block?('111.234.23.11')).to eq(false)
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expect(described_class.should_block?('111.234.23.12')).to eq(true)
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Fabricate(:screened_ip_address, ip_address: '222.234.23.0/24', action_type: described_class.actions[:do_nothing])
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Fabricate(:screened_ip_address, ip_address: '222.234.23.11', action_type: described_class.actions[:block])
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expect(described_class.should_block?('222.234.23.11')).to eq(true)
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expect(described_class.should_block?('222.234.23.12')).to eq(false)
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end
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context 'IPv4' do
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it 'returns false when when record matches and action is :do_nothing' do
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Fabricate(:screened_ip_address, ip_address: '111.234.23.11', action_type: described_class.actions[:do_nothing])
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expect(described_class.should_block?('111.234.23.11')).to eq(false)
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end
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it 'returns true when when record matches and action is :block' do
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Fabricate(:screened_ip_address, ip_address: '111.234.23.11', action_type: described_class.actions[:block])
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expect(described_class.should_block?('111.234.23.11')).to eq(true)
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end
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end
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context 'IPv6' do
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it 'returns false when when record matches and action is :do_nothing' do
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Fabricate(:screened_ip_address, ip_address: '2001:db8::ff00:42:8329', action_type: described_class.actions[:do_nothing])
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expect(described_class.should_block?('2001:db8::ff00:42:8329')).to eq(false)
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end
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it 'returns true when when record matches and action is :block' do
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Fabricate(:screened_ip_address, ip_address: '2001:db8::ff00:42:8329', action_type: described_class.actions[:block])
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expect(described_class.should_block?('2001:db8::ff00:42:8329')).to eq(true)
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end
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end
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end
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describe '#is_allowed?' do
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it 'returns false when record does not exist' do
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expect(described_class.is_allowed?(ip_address)).to eq(false)
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end
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it 'returns false when no record matches' do
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Fabricate(:screened_ip_address, ip_address: '111.234.23.11', action_type: described_class.actions[:do_nothing])
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expect(described_class.is_allowed?('222.12.12.12')).to eq(false)
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end
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context 'IPv4' do
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it 'returns true when when record matches and action is :do_nothing' do
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Fabricate(:screened_ip_address, ip_address: '111.234.23.11', action_type: described_class.actions[:do_nothing])
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expect(described_class.is_allowed?('111.234.23.11')).to eq(true)
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end
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it 'returns false when when record matches and action is :block' do
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Fabricate(:screened_ip_address, ip_address: '111.234.23.11', action_type: described_class.actions[:block])
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expect(described_class.is_allowed?('111.234.23.11')).to eq(false)
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end
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end
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context 'IPv6' do
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it 'returns true when when record matches and action is :do_nothing' do
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Fabricate(:screened_ip_address, ip_address: '2001:db8::ff00:42:8329', action_type: described_class.actions[:do_nothing])
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expect(described_class.is_allowed?('2001:db8::ff00:42:8329')).to eq(true)
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end
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it 'returns false when when record matches and action is :block' do
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Fabricate(:screened_ip_address, ip_address: '2001:db8::ff00:42:8329', action_type: described_class.actions[:block])
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expect(described_class.is_allowed?('2001:db8::ff00:42:8329')).to eq(false)
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end
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end
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end
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describe '#block_admin_login?' do
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context 'no allow_admin records exist' do
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it "returns false when use_admin_ip_allowlist is false" do
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expect(described_class.block_admin_login?(Fabricate.build(:user), '123.12.12.12')).to eq(false)
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end
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context "use_admin_ip_allowlist is true" do
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before { SiteSetting.use_admin_ip_allowlist = true }
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it "returns false when user is nil" do
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expect(described_class.block_admin_login?(nil, '123.12.12.12')).to eq(false)
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end
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it "returns false for non-admin user" do
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expect(described_class.block_admin_login?(Fabricate.build(:user), '123.12.12.12')).to eq(false)
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end
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it "returns false for admin user" do
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expect(described_class.block_admin_login?(Fabricate.build(:admin), '123.12.12.12')).to eq(false)
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end
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it "returns false for admin user and ip_address arg is nil" do
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expect(described_class.block_admin_login?(Fabricate.build(:admin), nil)).to eq(false)
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end
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end
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end
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context 'allow_admin record exists' do
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before do
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@permitted_ip_address = '111.234.23.11'
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Fabricate(:screened_ip_address, ip_address: @permitted_ip_address, action_type: described_class.actions[:allow_admin])
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end
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it "returns false when use_admin_ip_allowlist is false" do
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expect(described_class.block_admin_login?(Fabricate.build(:admin), '123.12.12.12')).to eq(false)
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end
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context "use_admin_ip_allowlist is true" do
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before { SiteSetting.use_admin_ip_allowlist = true }
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it "returns false when user is nil" do
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expect(described_class.block_admin_login?(nil, @permitted_ip_address)).to eq(false)
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end
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it "returns false for an admin user at the allowed ip address" do
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expect(described_class.block_admin_login?(Fabricate.build(:admin), @permitted_ip_address)).to eq(false)
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end
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it "returns true for an admin user at another ip address" do
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expect(described_class.block_admin_login?(Fabricate.build(:admin), '123.12.12.12')).to eq(true)
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end
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it "returns false for regular user at allowed ip address" do
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expect(described_class.block_admin_login?(Fabricate.build(:user), @permitted_ip_address)).to eq(false)
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end
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it "returns false for regular user at another ip address" do
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expect(described_class.block_admin_login?(Fabricate.build(:user), '123.12.12.12')).to eq(false)
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end
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end
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end
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end
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describe '#roll_up' do
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it 'rolls up IPv4 addresses' do
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SiteSetting.min_ban_entries_for_roll_up = 3
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# this should not be touched
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Fabricate(:screened_ip_address, ip_address: "1.1.1.254/31")
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Fabricate(:screened_ip_address, ip_address: "1.1.1.1")
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expect { ScreenedIpAddress.roll_up }.not_to change { ScreenedIpAddress.count }
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Fabricate(:screened_ip_address, ip_address: "1.1.1.2")
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expect { ScreenedIpAddress.roll_up }.not_to change { ScreenedIpAddress.count }
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Fabricate(:screened_ip_address, ip_address: "1.1.1.3")
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expect { ScreenedIpAddress.roll_up }.to change { ScreenedIpAddress.count }.by(-2)
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expect(ScreenedIpAddress.pluck(:ip_address)).to include("1.1.1.0/24", "1.1.1.254/31")
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expect(ScreenedIpAddress.pluck(:ip_address)).not_to include("1.1.1.1", "1.1.1.2", "1.1.1.3")
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# expect roll up to be stable
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expect { ScreenedIpAddress.roll_up }.not_to change { ScreenedIpAddress.count }
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end
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it 'rolls up IPv6 addresses' do
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SiteSetting.min_ban_entries_for_roll_up = 3
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Fabricate(:screened_ip_address, ip_address: "2001:db8:3333:4441:5555:6666:7777:8888")
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expect { ScreenedIpAddress.roll_up }.not_to change { ScreenedIpAddress.count }
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Fabricate(:screened_ip_address, ip_address: "2001:db8:3333:4441:5555:6666:7777:8889")
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expect { ScreenedIpAddress.roll_up }.not_to change { ScreenedIpAddress.count }
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Fabricate(:screened_ip_address, ip_address: "2001:db8:3333:4441:5555:6666:7777:888a/96")
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expect { ScreenedIpAddress.roll_up }.to change { ScreenedIpAddress.count }.by(-2)
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expect(ScreenedIpAddress.pluck(:ip_address)).to include("2001:db8:3333:4441::/64")
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expect(ScreenedIpAddress.pluck(:ip_address)).not_to include("2001:db8:3333:4441:5555:6666:7777:8888", "2001:db8:3333:4441:5555:6666:7777:8889", "2001:db8:3333:4441:5555:6666:7777:888a")
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# expect roll up to be stable
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expect { ScreenedIpAddress.roll_up }.not_to change { ScreenedIpAddress.count }
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Fabricate(:screened_ip_address, ip_address: "2001:db8:3333:4442::/64")
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expect { ScreenedIpAddress.roll_up }.not_to change { ScreenedIpAddress.count }
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Fabricate(:screened_ip_address, ip_address: "2001:db8:3333:4443::/64")
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expect { ScreenedIpAddress.roll_up }.to change { ScreenedIpAddress.count }.by(-2)
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expect(ScreenedIpAddress.pluck(:ip_address)).to include("2001:db8:3333:4440::/60")
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expect(ScreenedIpAddress.pluck(:ip_address)).not_to include("2001:db8:3333:4441::/64", "2001:db8:3333:4442::/64", "2001:db8:3333:4443::/64")
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# expect roll up to be stable
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expect { ScreenedIpAddress.roll_up }.not_to change { ScreenedIpAddress.count }
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end
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end
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end
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