pkg/subsystem: move the exiting code to /legacy

It will help gradually switch to the new code, once it's fully ready.

1 files changed, 0 insertions, 109 deletions

diff --git a/pkg/subsystem/extract_test.go b/pkg/subsystem/extract_test.go
deleted file mode 100644
index eb04ff6ce..000000000
--- a/pkg/subsystem/extract_test.go
+++ /dev/null
@@ -1,109 +0,0 @@
-// Copyright 2022 syzkaller project authors. All rights reserved.
-// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
-
-package subsystem
-
-import (
-	"sort"
-	"testing"
-
-	"github.com/google/syzkaller/sys/targets"
-	"github.com/stretchr/testify/assert"
-)
-
-func TestProgCallRules(t *testing.T) {
-	se := &SubsystemExtractor{
-		pathToSubsystems: linuxPathToSubsystems,
-		callToSubsystems: func(call string) []string {
-			ret := map[string][]string{
-				// Intentionally add some that are not present in the test below.
-				"test":               {"test"},
-				"syz_io_uring_setup": {"io_uring"},
-				"ioctl$TIOCSETD":     {"tty_ioctls", "tty"},
-				// Some calls are also omitted to verify that the code works fine this way.
-			}
-			return ret[call]
-		},
-	}
-
-	ret := se.Extract(&Crash{
-		OS: targets.Linux,
-		GuiltyFiles: []string{
-			"mm/page-writeback.c",
-		},
-		// nolint: lll
-		SyzRepro: `# https://syzkaller.appspot.com/bug?id=708185e841adf6ca28fc50b126fdf9825fd8ae43
-# See https://goo.gl/kgGztJ for information about syzkaller reproducers.
-#{"repeat":true,"procs":1,"slowdown":1,"sandbox":"","close_fds":false}
-r0 = syz_io_uring_setup(0x3ee4, &(0x7f0000000240), &(0x7f0000002000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100)=<r1=>0x0, &(0x7f0000000140)=<r2=>0x0)
-socket$inet_udplite(0x2, 0x2, 0x88)
-r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040), 0x8a04, 0x0)
-syz_io_uring_submit(r1, r2, &(0x7f0000000000)=@IORING_OP_READ=@pass_buffer={0x16, 0x0, 0x0, @fd_index=0x5, 0x0, 0x0}, 0x0)
-ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000000580)=0x3)
-io_uring_enter(r0, 0x2ff, 0x0, 0x0, 0x0, 0x0)`,
-	})
-	sort.Strings(ret)
-	assert.Exactlyf(t, ret, []string{"io_uring", "tty", "tty_ioctls"},
-		"invalid resulting subsystems: %s", ret)
-}
-
-func TestFsSubsystemExtraction(t *testing.T) {
-	extractor := MakeLinuxSubsystemExtractor()
-
-	tests := []struct {
-		guilty     string
-		prog       string
-		subsystems []string
-	}{
-		{
-			guilty:     "fs/abc.c",
-			subsystems: []string{"vfs"},
-		},
-		{
-			guilty: "fs/nilfs2/dat.c",
-			// nolint: lll
-			prog: `syz_mount_image$nilfs2(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x100000, 0x3b, &(0x7f0000000200)=[{&(0x7f0000011240)="02", 0x1}, {&(0x7f0000012a40)="03000000", 0x4, 0x1}], 0x0, &(0x7f00000131c0), 0x1)
-openat$incfs(0xffffffffffffff9c, &(0x7f0000000000)='.pending_reads\x00', 0x4040, 0x0)`,
-			subsystems: []string{"nilfs2"},
-		},
-		{
-			guilty: "fs/namei.c",
-			// nolint: lll
-			prog: `syz_mount_image$ntfs3(&(0x7f0000000240), &(0x7f000001f3c0)='./file0\x00', 0xc40, &(0x7f00000005c0)=ANY=[@ANYBLOB="0032"], 0x3, 0x1f398, &(0x7f000003e7c0)="111")
-r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0)
-mkdirat(r0, &(0x7f0000000180)='./bus\x00', 0x0)
-mkdirat(r0, &(0x7f0000000280)='./bus/file0\x00', 0x0)
-renameat2(r0, &(0x7f00000004c0)='./file0\x00', r0, &(0x7f0000000500)='./bus/file0/file0\x00', 0x0)`,
-			subsystems: []string{"ntfs3", "vfs"},
-		},
-		{
-			guilty: "fs/ext4/file.c",
-			// nolint: lll
-			prog: `syz_mount_image$ntfs3(&(0x7f0000000240), &(0x7f000001f3c0)='./file0\x00', 0xc40, &(0x7f00000005c0)=ANY=[@ANYBLOB="0032"], 0x3, 0x1f398, &(0x7f000003e7c0)="111")
-r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0)
-mkdirat(r0, &(0x7f0000000180)='./bus\x00', 0x0)
-mkdirat(r0, &(0x7f0000000280)='./bus/file0\x00', 0x0)
-renameat2(r0, &(0x7f00000004c0)='./file0\x00', r0, &(0x7f0000000500)='./bus/file0/file0\x00', 0x0)`,
-			subsystems: []string{"ntfs3", "ext4"},
-		},
-		{
-			guilty:     "fs/gfs2/ops_fstype.c",
-			subsystems: []string{"gfs2"},
-		},
-		{
-			guilty:     "net/mac80211/main.c",
-			subsystems: []string{},
-		},
-	}
-
-	for i, test := range tests {
-		ret := extractor.Extract(&Crash{
-			OS:          targets.Linux,
-			GuiltyFiles: []string{test.guilty},
-			SyzRepro:    test.prog,
-		})
-		sort.Strings(ret)
-		sort.Strings(test.subsystems)
-		assert.Exactlyf(t, ret, test.subsystems, "#%d: invalid resulting subsystems", i)
-	}
-}