From 473acc61c8392dc7ae303d91568e179c4f105a76 Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Tue, 2 Jul 2019 12:12:53 +0200 Subject: add black list --- vendor/golang.org/x/net/bpf/vm_load_test.go | 246 ---------------------------- 1 file changed, 246 deletions(-) delete mode 100644 vendor/golang.org/x/net/bpf/vm_load_test.go (limited to 'vendor/golang.org/x/net/bpf/vm_load_test.go') diff --git a/vendor/golang.org/x/net/bpf/vm_load_test.go b/vendor/golang.org/x/net/bpf/vm_load_test.go deleted file mode 100644 index 04578b6..0000000 --- a/vendor/golang.org/x/net/bpf/vm_load_test.go +++ /dev/null @@ -1,246 +0,0 @@ -// Copyright 2016 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package bpf_test - -import ( - "net" - "testing" - - "golang.org/x/net/bpf" - "golang.org/x/net/ipv4" -) - -func TestVMLoadAbsoluteOffsetOutOfBounds(t *testing.T) { - vm, done, err := testVM(t, []bpf.Instruction{ - bpf.LoadAbsolute{ - Off: 100, - Size: 2, - }, - bpf.RetA{}, - }) - if err != nil { - t.Fatalf("failed to load BPF program: %v", err) - } - defer done() - - out, err := vm.Run([]byte{ - 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, - 0, 1, 2, 3, - }) - if err != nil { - t.Fatalf("unexpected error while running program: %v", err) - } - if want, got := 0, out; want != got { - t.Fatalf("unexpected number of output bytes:\n- want: %d\n- got: %d", - want, got) - } -} - -func TestVMLoadAbsoluteOffsetPlusSizeOutOfBounds(t *testing.T) { - vm, done, err := testVM(t, []bpf.Instruction{ - bpf.LoadAbsolute{ - Off: 8, - Size: 2, - }, - bpf.RetA{}, - }) - if err != nil { - t.Fatalf("failed to load BPF program: %v", err) - } - defer done() - - out, err := vm.Run([]byte{ - 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, - 0, - }) - if err != nil { - t.Fatalf("unexpected error while running program: %v", err) - } - if want, got := 0, out; want != got { - t.Fatalf("unexpected number of output bytes:\n- want: %d\n- got: %d", - want, got) - } -} - -func TestVMLoadAbsoluteBadInstructionSize(t *testing.T) { - _, _, err := testVM(t, []bpf.Instruction{ - bpf.LoadAbsolute{ - Size: 5, - }, - bpf.RetA{}, - }) - if errStr(err) != "assembling instruction 1: invalid load byte length 0" { - t.Fatalf("unexpected error: %v", err) - } -} - -func TestVMLoadConstantOK(t *testing.T) { - vm, done, err := testVM(t, []bpf.Instruction{ - bpf.LoadConstant{ - Dst: bpf.RegX, - Val: 9, - }, - bpf.TXA{}, - bpf.RetA{}, - }) - if err != nil { - t.Fatalf("failed to load BPF program: %v", err) - } - defer done() - - out, err := vm.Run([]byte{ - 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, - 0, - }) - if err != nil { - t.Fatalf("unexpected error while running program: %v", err) - } - if want, got := 1, out; want != got { - t.Fatalf("unexpected number of output bytes:\n- want: %d\n- got: %d", - want, got) - } -} - -func TestVMLoadIndirectOutOfBounds(t *testing.T) { - vm, done, err := testVM(t, []bpf.Instruction{ - bpf.LoadIndirect{ - Off: 100, - Size: 1, - }, - bpf.RetA{}, - }) - if err != nil { - t.Fatalf("failed to load BPF program: %v", err) - } - defer done() - - out, err := vm.Run([]byte{ - 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, - 0, - }) - if err != nil { - t.Fatalf("unexpected error while running program: %v", err) - } - if want, got := 0, out; want != got { - t.Fatalf("unexpected number of output bytes:\n- want: %d\n- got: %d", - want, got) - } -} - -func TestVMLoadMemShiftOutOfBounds(t *testing.T) { - vm, done, err := testVM(t, []bpf.Instruction{ - bpf.LoadMemShift{ - Off: 100, - }, - bpf.RetA{}, - }) - if err != nil { - t.Fatalf("failed to load BPF program: %v", err) - } - defer done() - - out, err := vm.Run([]byte{ - 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, - 0, - }) - if err != nil { - t.Fatalf("unexpected error while running program: %v", err) - } - if want, got := 0, out; want != got { - t.Fatalf("unexpected number of output bytes:\n- want: %d\n- got: %d", - want, got) - } -} - -const ( - dhcp4Port = 53 -) - -func TestVMLoadMemShiftLoadIndirectNoResult(t *testing.T) { - vm, in, done := testDHCPv4(t) - defer done() - - // Append mostly empty UDP header with incorrect DHCPv4 port - in = append(in, []byte{ - 0, 0, - 0, dhcp4Port + 1, - 0, 0, - 0, 0, - }...) - - out, err := vm.Run(in) - if err != nil { - t.Fatalf("unexpected error while running program: %v", err) - } - if want, got := 0, out; want != got { - t.Fatalf("unexpected number of output bytes:\n- want: %d\n- got: %d", - want, got) - } -} - -func TestVMLoadMemShiftLoadIndirectOK(t *testing.T) { - vm, in, done := testDHCPv4(t) - defer done() - - // Append mostly empty UDP header with correct DHCPv4 port - in = append(in, []byte{ - 0, 0, - 0, dhcp4Port, - 0, 0, - 0, 0, - }...) - - out, err := vm.Run(in) - if err != nil { - t.Fatalf("unexpected error while running program: %v", err) - } - if want, got := len(in)-8, out; want != got { - t.Fatalf("unexpected number of output bytes:\n- want: %d\n- got: %d", - want, got) - } -} - -func testDHCPv4(t *testing.T) (virtualMachine, []byte, func()) { - // DHCPv4 test data courtesy of David Anderson: - // https://github.com/google/netboot/blob/master/dhcp4/conn_linux.go#L59-L70 - vm, done, err := testVM(t, []bpf.Instruction{ - // Load IPv4 packet length - bpf.LoadMemShift{Off: 8}, - // Get UDP dport - bpf.LoadIndirect{Off: 8 + 2, Size: 2}, - // Correct dport? - bpf.JumpIf{Cond: bpf.JumpEqual, Val: dhcp4Port, SkipFalse: 1}, - // Accept - bpf.RetConstant{Val: 1500}, - // Ignore - bpf.RetConstant{Val: 0}, - }) - if err != nil { - t.Fatalf("failed to load BPF program: %v", err) - } - - // Minimal requirements to make a valid IPv4 header - h := &ipv4.Header{ - Len: ipv4.HeaderLen, - Src: net.IPv4(192, 168, 1, 1), - Dst: net.IPv4(192, 168, 1, 2), - } - hb, err := h.Marshal() - if err != nil { - t.Fatalf("failed to marshal IPv4 header: %v", err) - } - - hb = append([]byte{ - 0xff, 0xff, 0xff, 0xff, - 0xff, 0xff, 0xff, 0xff, - }, hb...) - - return vm, hb, done -} -- cgit v1.2.3