1. docker
  2. Commit 40b77af234319f02029368732249c2de0babb380
Browse code

Fixed file modified time not changing on Windows

Signed-off-by: Darren Stahl <darst@microsoft.com>

Darren Stahl authored on 2015/10/02 02:45:32
Showing 20 changed files
builder/internals.go
History View file @ 40b77af
... ... 
@@ -16,7 +16,6 @@ import (
16 16 
 	"runtime"
17 17 
 	"sort"
18 18 
 	"strings"
19 
-	"syscall"
20 19 
 	"time"
21 20
22 21 
 	"github.com/Sirupsen/logrus"
... ... 
@@ -337,23 +336,19 @@ func calcCopyInfo(b *builder, cmdName string, cInfos *[]*copyInfo, origPath stri
337 337
338 338 
 		// Set the mtime to the Last-Modified header value if present
339 339 
 		// Otherwise just remove atime and mtime
340 
-		times := make([]syscall.Timespec, 2)
340 
+		mTime := time.Time{}
341 341
342 342 
 		lastMod := resp.Header.Get("Last-Modified")
343 343 
 		if lastMod != "" {
344 
-			mTime, err := http.ParseTime(lastMod)
345 344 
 			// If we can't parse it then just let it default to 'zero'
346 345 
 			// otherwise use the parsed time value
347 
-			if err == nil {
348 
-				times[1] = syscall.NsecToTimespec(mTime.UnixNano())
346 
+			if parsedMTime, err := http.ParseTime(lastMod); err == nil {
347 
+				mTime = parsedMTime
349 348 
 			}
350 349 
 		}
351 350
352 
-		// Windows does not support UtimesNano.
353 
-		if runtime.GOOS != "windows" {
354 
-			if err := system.UtimesNano(tmpFileName, times); err != nil {
355 
-				return err
356 
-			}
351 
+		if err := system.Chtimes(tmpFileName, time.Time{}, mTime); err != nil {
352 
+			return err
357 353 
 		}
358 354
359 355 
 		ci.origPath = filepath.Join(filepath.Base(tmpDirName), filepath.Base(tmpFileName))
daemon/graphdriver/overlay/copy.go
History View file @ 40b77af
... ... 
@@ -8,6 +8,7 @@ import (
8 8 
 	"os"
9 9 
 	"path/filepath"
10 10 
 	"syscall"
11 
+	"time"
11 12
12 13 
 	"github.com/docker/docker/pkg/system"
13 14 
 )
... ... 
@@ -149,13 +150,15 @@ func copyDir(srcDir, dstDir string, flags copyFlags) error {
149 149 
 			}
150 150 
 		}
151 151
152 
-		ts := []syscall.Timespec{stat.Atim, stat.Mtim}
153 
-		// syscall.UtimesNano doesn't support a NOFOLLOW flag atm, and
152 
+		// system.Chtimes doesn't support a NOFOLLOW flag atm
154 153 
 		if !isSymlink {
155 
-			if err := system.UtimesNano(dstPath, ts); err != nil {
154 
+			aTime := time.Unix(int64(stat.Atim.Sec), int64(stat.Atim.Nsec))
155 
+			mTime := time.Unix(int64(stat.Mtim.Sec), int64(stat.Mtim.Nsec))
156 
+			if err := system.Chtimes(dstPath, aTime, mTime); err != nil {
156 157 
 				return err
157 158 
 			}
158 159 
 		} else {
160 
+			ts := []syscall.Timespec{stat.Atim, stat.Mtim}
159 161 
 			if err := system.LUtimesNano(dstPath, ts); err != nil {
160 162 
 				return err
161 163 
 			}
pkg/archive/archive.go
History View file @ 40b77af
... ... 
@@ -375,19 +375,19 @@ func createTarFile(path, extractDir string, hdr *tar.Header, reader io.Reader, L
375 375 
 		return err
376 376 
 	}
377 377
378 
-	ts := []syscall.Timespec{timeToTimespec(hdr.AccessTime), timeToTimespec(hdr.ModTime)}
379 
-	// syscall.UtimesNano doesn't support a NOFOLLOW flag atm
378 
+	// system.Chtimes doesn't support a NOFOLLOW flag atm
380 379 
 	if hdr.Typeflag == tar.TypeLink {
381 380 
 		if fi, err := os.Lstat(hdr.Linkname); err == nil && (fi.Mode()&os.ModeSymlink == 0) {
382 
-			if err := system.UtimesNano(path, ts); err != nil && err != system.ErrNotSupportedPlatform {
381 
+			if err := system.Chtimes(path, hdr.AccessTime, hdr.ModTime); err != nil {
383 382 
 				return err
384 383 
 			}
385 384 
 		}
386 385 
 	} else if hdr.Typeflag != tar.TypeSymlink {
387 
-		if err := system.UtimesNano(path, ts); err != nil && err != system.ErrNotSupportedPlatform {
386 
+		if err := system.Chtimes(path, hdr.AccessTime, hdr.ModTime); err != nil {
388 387 
 			return err
389 388 
 		}
390 389 
 	} else {
390 
+		ts := []syscall.Timespec{timeToTimespec(hdr.AccessTime), timeToTimespec(hdr.ModTime)}
391 391 
 		if err := system.LUtimesNano(path, ts); err != nil && err != system.ErrNotSupportedPlatform {
392 392 
 			return err
393 393 
 		}
... ... 
@@ -644,8 +644,8 @@ loop:
644 644
645 645 
 	for _, hdr := range dirs {
646 646 
 		path := filepath.Join(dest, hdr.Name)
647 
-		ts := []syscall.Timespec{timeToTimespec(hdr.AccessTime), timeToTimespec(hdr.ModTime)}
648 
-		if err := syscall.UtimesNano(path, ts); err != nil {
647 
+
648 
+		if err := system.Chtimes(path, hdr.AccessTime, hdr.ModTime); err != nil {
649 649 
 			return err
650 650 
 		}
651 651 
 	}
pkg/archive/diff.go
History View file @ 40b77af
... ... 
@@ -9,7 +9,6 @@ import (
9 9 
 	"path/filepath"
10 10 
 	"runtime"
11 11 
 	"strings"
12 
-	"syscall"
13 12
14 13 
 	"github.com/Sirupsen/logrus"
15 14 
 	"github.com/docker/docker/pkg/pools"
... ... 
@@ -167,8 +166,7 @@ func UnpackLayer(dest string, layer Reader) (size int64, err error) {
167 167
168 168 
 	for _, hdr := range dirs {
169 169 
 		path := filepath.Join(dest, hdr.Name)
170 
-		ts := []syscall.Timespec{timeToTimespec(hdr.AccessTime), timeToTimespec(hdr.ModTime)}
171 
-		if err := syscall.UtimesNano(path, ts); err != nil {
170 
+		if err := system.Chtimes(path, hdr.AccessTime, hdr.ModTime); err != nil {
172 171 
 			return 0, err
173 172 
 		}
174 173 
 	}
pkg/system/chtimes.go
History View file @ 40b77af
175 174 
new file mode 100644
... ... 
@@ -0,0 +1,31 @@
0 
+package system
1 
+
2 
+import (
3 
+	"os"
4 
+	"time"
5 
+)
6 
+
7 
+// Chtimes changes the access time and modified time of a file at the given path
8 
+func Chtimes(name string, atime time.Time, mtime time.Time) error {
9 
+	unixMinTime := time.Unix(0, 0)
10 
+	// The max Unix time is 33 bits set
11 
+	unixMaxTime := unixMinTime.Add((1<<33 - 1) * time.Second)
12 
+
13 
+	// If the modified time is prior to the Unix Epoch, or after the
14 
+	// end of Unix Time, os.Chtimes has undefined behavior
15 
+	// default to Unix Epoch in this case, just in case
16 
+
17 
+	if atime.Before(unixMinTime) || atime.After(unixMaxTime) {
18 
+		atime = unixMinTime
19 
+	}
20 
+
21 
+	if mtime.Before(unixMinTime) || mtime.After(unixMaxTime) {
22 
+		mtime = unixMinTime
23 
+	}
24 
+
25 
+	if err := os.Chtimes(name, atime, mtime); err != nil {
26 
+		return err
27 
+	}
28 
+
29 
+	return nil
30 
+}
pkg/system/chtimes_test.go
History View file @ 40b77af
0 31 
new file mode 100644
... ... 
@@ -0,0 +1,120 @@
0 
+package system
1 
+
2 
+import (
3 
+	"io/ioutil"
4 
+	"os"
5 
+	"path/filepath"
6 
+	"testing"
7 
+	"time"
8 
+)
9 
+
10 
+// prepareTempFile creates a temporary file in a temporary directory.
11 
+func prepareTempFile(t *testing.T) (string, string) {
12 
+	dir, err := ioutil.TempDir("", "docker-system-test")
13 
+	if err != nil {
14 
+		t.Fatal(err)
15 
+	}
16 
+
17 
+	file := filepath.Join(dir, "exist")
18 
+	if err := ioutil.WriteFile(file, []byte("hello"), 0644); err != nil {
19 
+		t.Fatal(err)
20 
+	}
21 
+	return file, dir
22 
+}
23 
+
24 
+// TestChtimes tests Chtimes on a tempfile. Test only mTime, because aTime is OS dependent
25 
+func TestChtimes(t *testing.T) {
26 
+	file, dir := prepareTempFile(t)
27 
+	defer os.RemoveAll(dir)
28 
+
29 
+	beforeUnixEpochTime := time.Unix(0, 0).Add(-100 * time.Second)
30 
+	unixEpochTime := time.Unix(0, 0)
31 
+	afterUnixEpochTime := time.Unix(100, 0)
32 
+	// The max Unix time is 33 bits set
33 
+	unixMaxTime := unixEpochTime.Add((1<<33 - 1) * time.Second)
34 
+	afterUnixMaxTime := unixMaxTime.Add(100 * time.Second)
35 
+
36 
+	// Test both aTime and mTime set to Unix Epoch
37 
+	Chtimes(file, unixEpochTime, unixEpochTime)
38 
+
39 
+	f, err := os.Stat(file)
40 
+	if err != nil {
41 
+		t.Fatal(err)
42 
+	}
43 
+
44 
+	if f.ModTime() != unixEpochTime {
45 
+		t.Fatalf("Expected: %s, got: %s", unixEpochTime, f.ModTime())
46 
+	}
47 
+
48 
+	// Test aTime before Unix Epoch and mTime set to Unix Epoch
49 
+	Chtimes(file, beforeUnixEpochTime, unixEpochTime)
50 
+
51 
+	f, err = os.Stat(file)
52 
+	if err != nil {
53 
+		t.Fatal(err)
54 
+	}
55 
+
56 
+	if f.ModTime() != unixEpochTime {
57 
+		t.Fatalf("Expected: %s, got: %s", unixEpochTime, f.ModTime())
58 
+	}
59 
+
60 
+	// Test aTime set to Unix Epoch and mTime before Unix Epoch
61 
+	Chtimes(file, unixEpochTime, beforeUnixEpochTime)
62 
+
63 
+	f, err = os.Stat(file)
64 
+	if err != nil {
65 
+		t.Fatal(err)
66 
+	}
67 
+
68 
+	if f.ModTime() != unixEpochTime {
69 
+		t.Fatalf("Expected: %s, got: %s", unixEpochTime, f.ModTime())
70 
+	}
71 
+
72 
+	// Test both aTime and mTime set to after Unix Epoch (valid time)
73 
+	Chtimes(file, afterUnixEpochTime, afterUnixEpochTime)
74 
+
75 
+	f, err = os.Stat(file)
76 
+	if err != nil {
77 
+		t.Fatal(err)
78 
+	}
79 
+
80 
+	if f.ModTime() != afterUnixEpochTime {
81 
+		t.Fatalf("Expected: %s, got: %s", afterUnixEpochTime, f.ModTime())
82 
+	}
83 
+
84 
+	// Test both aTime and mTime set to Unix max time
85 
+	Chtimes(file, unixMaxTime, unixMaxTime)
86 
+
87 
+	f, err = os.Stat(file)
88 
+	if err != nil {
89 
+		t.Fatal(err)
90 
+	}
91 
+
92 
+	if f.ModTime() != unixMaxTime {
93 
+		t.Fatalf("Expected: %s, got: %s", unixMaxTime, f.ModTime())
94 
+	}
95 
+
96 
+	// Test aTime after Unix max time and mTime set to Unix max time
97 
+	Chtimes(file, afterUnixMaxTime, unixMaxTime)
98 
+
99 
+	f, err = os.Stat(file)
100 
+	if err != nil {
101 
+		t.Fatal(err)
102 
+	}
103 
+
104 
+	if f.ModTime() != unixMaxTime {
105 
+		t.Fatalf("Expected: %s, got: %s", unixMaxTime, f.ModTime())
106 
+	}
107 
+
108 
+	// Test aTime set to Unix Epoch and mTime before Unix Epoch
109 
+	Chtimes(file, unixMaxTime, afterUnixMaxTime)
110 
+
111 
+	f, err = os.Stat(file)
112 
+	if err != nil {
113 
+		t.Fatal(err)
114 
+	}
115 
+
116 
+	if f.ModTime() != unixEpochTime {
117 
+		t.Fatalf("Expected: %s, got: %s", unixEpochTime, f.ModTime())
118 
+	}
119 
+}
pkg/system/chtimes_unix_test.go
History View file @ 40b77af
0 120 
new file mode 100644
... ... 
@@ -0,0 +1,121 @@
0 
+// +build linux freebsd
1 
+
2 
+package system
3 
+
4 
+import (
5 
+	"os"
6 
+	"syscall"
7 
+	"testing"
8 
+	"time"
9 
+)
10 
+
11 
+// TestChtimes tests Chtimes access time on a tempfile on Linux
12 
+func TestChtimesLinux(t *testing.T) {
13 
+	file, dir := prepareTempFile(t)
14 
+	defer os.RemoveAll(dir)
15 
+
16 
+	beforeUnixEpochTime := time.Unix(0, 0).Add(-100 * time.Second)
17 
+	unixEpochTime := time.Unix(0, 0)
18 
+	afterUnixEpochTime := time.Unix(100, 0)
19 
+	// The max Unix time is 33 bits set
20 
+	unixMaxTime := unixEpochTime.Add((1<<33 - 1) * time.Second)
21 
+	afterUnixMaxTime := unixMaxTime.Add(100 * time.Second)
22 
+
23 
+	// Test both aTime and mTime set to Unix Epoch
24 
+	Chtimes(file, unixEpochTime, unixEpochTime)
25 
+
26 
+	f, err := os.Stat(file)
27 
+	if err != nil {
28 
+		t.Fatal(err)
29 
+	}
30 
+
31 
+	stat := f.Sys().(*syscall.Stat_t)
32 
+	aTime := time.Unix(int64(stat.Atim.Sec), int64(stat.Atim.Nsec))
33 
+	if aTime != unixEpochTime {
34 
+		t.Fatalf("Expected: %s, got: %s", unixEpochTime, aTime)
35 
+	}
36 
+
37 
+	// Test aTime before Unix Epoch and mTime set to Unix Epoch
38 
+	Chtimes(file, beforeUnixEpochTime, unixEpochTime)
39 
+
40 
+	f, err = os.Stat(file)
41 
+	if err != nil {
42 
+		t.Fatal(err)
43 
+	}
44 
+
45 
+	stat = f.Sys().(*syscall.Stat_t)
46 
+	aTime = time.Unix(int64(stat.Atim.Sec), int64(stat.Atim.Nsec))
47 
+	if aTime != unixEpochTime {
48 
+		t.Fatalf("Expected: %s, got: %s", unixEpochTime, aTime)
49 
+	}
50 
+
51 
+	// Test aTime set to Unix Epoch and mTime before Unix Epoch
52 
+	Chtimes(file, unixEpochTime, beforeUnixEpochTime)
53 
+
54 
+	f, err = os.Stat(file)
55 
+	if err != nil {
56 
+		t.Fatal(err)
57 
+	}
58 
+
59 
+	stat = f.Sys().(*syscall.Stat_t)
60 
+	aTime = time.Unix(int64(stat.Atim.Sec), int64(stat.Atim.Nsec))
61 
+	if aTime != unixEpochTime {
62 
+		t.Fatalf("Expected: %s, got: %s", unixEpochTime, aTime)
63 
+	}
64 
+
65 
+	// Test both aTime and mTime set to after Unix Epoch (valid time)
66 
+	Chtimes(file, afterUnixEpochTime, afterUnixEpochTime)
67 
+
68 
+	f, err = os.Stat(file)
69 
+	if err != nil {
70 
+		t.Fatal(err)
71 
+	}
72 
+
73 
+	stat = f.Sys().(*syscall.Stat_t)
74 
+	aTime = time.Unix(int64(stat.Atim.Sec), int64(stat.Atim.Nsec))
75 
+	if aTime != afterUnixEpochTime {
76 
+		t.Fatalf("Expected: %s, got: %s", afterUnixEpochTime, aTime)
77 
+	}
78 
+
79 
+	// Test both aTime and mTime set to Unix max time
80 
+	Chtimes(file, unixMaxTime, unixMaxTime)
81 
+
82 
+	f, err = os.Stat(file)
83 
+	if err != nil {
84 
+		t.Fatal(err)
85 
+	}
86 
+
87 
+	stat = f.Sys().(*syscall.Stat_t)
88 
+	aTime = time.Unix(int64(stat.Atim.Sec), int64(stat.Atim.Nsec))
89 
+	if aTime != unixMaxTime {
90 
+		t.Fatalf("Expected: %s, got: %s", unixMaxTime, aTime)
91 
+	}
92 
+
93 
+	// Test aTime after Unix max time and mTime set to Unix max time
94 
+	Chtimes(file, afterUnixMaxTime, unixMaxTime)
95 
+
96 
+	f, err = os.Stat(file)
97 
+	if err != nil {
98 
+		t.Fatal(err)
99 
+	}
100 
+
101 
+	stat = f.Sys().(*syscall.Stat_t)
102 
+	aTime = time.Unix(int64(stat.Atim.Sec), int64(stat.Atim.Nsec))
103 
+	if aTime != unixEpochTime {
104 
+		t.Fatalf("Expected: %s, got: %s", unixEpochTime, aTime)
105 
+	}
106 
+
107 
+	// Test aTime set to Unix Epoch and mTime before Unix Epoch
108 
+	Chtimes(file, unixMaxTime, afterUnixMaxTime)
109 
+
110 
+	f, err = os.Stat(file)
111 
+	if err != nil {
112 
+		t.Fatal(err)
113 
+	}
114 
+
115 
+	stat = f.Sys().(*syscall.Stat_t)
116 
+	aTime = time.Unix(int64(stat.Atim.Sec), int64(stat.Atim.Nsec))
117 
+	if aTime != unixMaxTime {
118 
+		t.Fatalf("Expected: %s, got: %s", unixMaxTime, aTime)
119 
+	}
120 
+}
pkg/system/chtimes_windows_test.go
History View file @ 40b77af
0 121 
new file mode 100644
... ... 
@@ -0,0 +1,114 @@
0 
+// +build windows
1 
+
2 
+package system
3 
+
4 
+import (
5 
+	"os"
6 
+	"syscall"
7 
+	"testing"
8 
+	"time"
9 
+)
10 
+
11 
+// TestChtimes tests Chtimes access time on a tempfile on Windows
12 
+func TestChtimesWindows(t *testing.T) {
13 
+	file, dir := prepareTempFile(t)
14 
+	defer os.RemoveAll(dir)
15 
+
16 
+	beforeUnixEpochTime := time.Unix(0, 0).Add(-100 * time.Second)
17 
+	unixEpochTime := time.Unix(0, 0)
18 
+	afterUnixEpochTime := time.Unix(100, 0)
19 
+	// The max Unix time is 33 bits set
20 
+	unixMaxTime := unixEpochTime.Add((1<<33 - 1) * time.Second)
21 
+	afterUnixMaxTime := unixMaxTime.Add(100 * time.Second)
22 
+
23 
+	// Test both aTime and mTime set to Unix Epoch
24 
+	Chtimes(file, unixEpochTime, unixEpochTime)
25 
+
26 
+	f, err := os.Stat(file)
27 
+	if err != nil {
28 
+		t.Fatal(err)
29 
+	}
30 
+
31 
+	aTime := time.Unix(0, f.Sys().(*syscall.Win32FileAttributeData).LastAccessTime.Nanoseconds())
32 
+	if aTime != unixEpochTime {
33 
+		t.Fatalf("Expected: %s, got: %s", unixEpochTime, aTime)
34 
+	}
35 
+
36 
+	// Test aTime before Unix Epoch and mTime set to Unix Epoch
37 
+	Chtimes(file, beforeUnixEpochTime, unixEpochTime)
38 
+
39 
+	f, err = os.Stat(file)
40 
+	if err != nil {
41 
+		t.Fatal(err)
42 
+	}
43 
+
44 
+	aTime = time.Unix(0, f.Sys().(*syscall.Win32FileAttributeData).LastAccessTime.Nanoseconds())
45 
+	if aTime != unixEpochTime {
46 
+		t.Fatalf("Expected: %s, got: %s", unixEpochTime, aTime)
47 
+	}
48 
+
49 
+	// Test aTime set to Unix Epoch and mTime before Unix Epoch
50 
+	Chtimes(file, unixEpochTime, beforeUnixEpochTime)
51 
+
52 
+	f, err = os.Stat(file)
53 
+	if err != nil {
54 
+		t.Fatal(err)
55 
+	}
56 
+
57 
+	aTime = time.Unix(0, f.Sys().(*syscall.Win32FileAttributeData).LastAccessTime.Nanoseconds())
58 
+	if aTime != unixEpochTime {
59 
+		t.Fatalf("Expected: %s, got: %s", unixEpochTime, aTime)
60 
+	}
61 
+
62 
+	// Test both aTime and mTime set to after Unix Epoch (valid time)
63 
+	Chtimes(file, afterUnixEpochTime, afterUnixEpochTime)
64 
+
65 
+	f, err = os.Stat(file)
66 
+	if err != nil {
67 
+		t.Fatal(err)
68 
+	}
69 
+
70 
+	aTime = time.Unix(0, f.Sys().(*syscall.Win32FileAttributeData).LastAccessTime.Nanoseconds())
71 
+	if aTime != afterUnixEpochTime {
72 
+		t.Fatalf("Expected: %s, got: %s", afterUnixEpochTime, aTime)
73 
+	}
74 
+
75 
+	// Test both aTime and mTime set to Unix max time
76 
+	Chtimes(file, unixMaxTime, unixMaxTime)
77 
+
78 
+	f, err = os.Stat(file)
79 
+	if err != nil {
80 
+		t.Fatal(err)
81 
+	}
82 
+
83 
+	aTime = time.Unix(0, f.Sys().(*syscall.Win32FileAttributeData).LastAccessTime.Nanoseconds())
84 
+	if aTime != unixMaxTime {
85 
+		t.Fatalf("Expected: %s, got: %s", unixMaxTime, aTime)
86 
+	}
87 
+
88 
+	// Test aTime after Unix max time and mTime set to Unix max time
89 
+	Chtimes(file, afterUnixMaxTime, unixMaxTime)
90 
+
91 
+	f, err = os.Stat(file)
92 
+	if err != nil {
93 
+		t.Fatal(err)
94 
+	}
95 
+
96 
+	aTime = time.Unix(0, f.Sys().(*syscall.Win32FileAttributeData).LastAccessTime.Nanoseconds())
97 
+	if aTime != unixEpochTime {
98 
+		t.Fatalf("Expected: %s, got: %s", unixEpochTime, aTime)
99 
+	}
100 
+
101 
+	// Test aTime set to Unix Epoch and mTime before Unix Epoch
102 
+	Chtimes(file, unixMaxTime, afterUnixMaxTime)
103 
+
104 
+	f, err = os.Stat(file)
105 
+	if err != nil {
106 
+		t.Fatal(err)
107 
+	}
108 
+
109 
+	aTime = time.Unix(0, f.Sys().(*syscall.Win32FileAttributeData).LastAccessTime.Nanoseconds())
110 
+	if aTime != unixMaxTime {
111 
+		t.Fatalf("Expected: %s, got: %s", unixMaxTime, aTime)
112 
+	}
113 
+}
pkg/system/lstat_test.go
History View file @ 40b77af
0 114 
deleted file mode 100644
... ... 
@@ -1,28 +0,0 @@
1 
-package system
2 
-
3 
-import (
4 
-	"os"
5 
-	"testing"
6 
-)
7 
-
8 
-// TestLstat tests Lstat for existing and non existing files
9 
-func TestLstat(t *testing.T) {
10 
-	file, invalid, _, dir := prepareFiles(t)
11 
-	defer os.RemoveAll(dir)
12 
-
13 
-	statFile, err := Lstat(file)
14 
-	if err != nil {
15 
-		t.Fatal(err)
16 
-	}
17 
-	if statFile == nil {
18 
-		t.Fatal("returned empty stat for existing file")
19 
-	}
20 
-
21 
-	statInvalid, err := Lstat(invalid)
22 
-	if err == nil {
23 
-		t.Fatal("did not return error for non-existing file")
24 
-	}
25 
-	if statInvalid != nil {
26 
-		t.Fatal("returned non-nil stat for non-existing file")
27 
-	}
28 
-}
pkg/system/lstat_unix_test.go
History View file @ 40b77af
29 1 
new file mode 100644
... ... 
@@ -0,0 +1,30 @@
0 
+// +build linux freebsd
1 
+
2 
+package system
3 
+
4 
+import (
5 
+	"os"
6 
+	"testing"
7 
+)
8 
+
9 
+// TestLstat tests Lstat for existing and non existing files
10 
+func TestLstat(t *testing.T) {
11 
+	file, invalid, _, dir := prepareFiles(t)
12 
+	defer os.RemoveAll(dir)
13 
+
14 
+	statFile, err := Lstat(file)
15 
+	if err != nil {
16 
+		t.Fatal(err)
17 
+	}
18 
+	if statFile == nil {
19 
+		t.Fatal("returned empty stat for existing file")
20 
+	}
21 
+
22 
+	statInvalid, err := Lstat(invalid)
23 
+	if err == nil {
24 
+		t.Fatal("did not return error for non-existing file")
25 
+	}
26 
+	if statInvalid != nil {
27 
+		t.Fatal("returned non-nil stat for non-existing file")
28 
+	}
29 
+}
pkg/system/meminfo_linux_test.go
History View file @ 40b77af
0 30 
deleted file mode 100644
... ... 
@@ -1,38 +0,0 @@
1 
-package system
2 
-
3 
-import (
4 
-	"strings"
5 
-	"testing"
6 
-
7 
-	"github.com/docker/docker/pkg/units"
8 
-)
9 
-
10 
-// TestMemInfo tests parseMemInfo with a static meminfo string
11 
-func TestMemInfo(t *testing.T) {
12 
-	const input = `
13 
-	MemTotal:      1 kB
14 
-	MemFree:       2 kB
15 
-	SwapTotal:     3 kB
16 
-	SwapFree:      4 kB
17 
-	Malformed1:
18 
-	Malformed2:    1
19 
-	Malformed3:    2 MB
20 
-	Malformed4:    X kB
21 
-	`
22 
-	meminfo, err := parseMemInfo(strings.NewReader(input))
23 
-	if err != nil {
24 
-		t.Fatal(err)
25 
-	}
26 
-	if meminfo.MemTotal != 1*units.KiB {
27 
-		t.Fatalf("Unexpected MemTotal: %d", meminfo.MemTotal)
28 
-	}
29 
-	if meminfo.MemFree != 2*units.KiB {
30 
-		t.Fatalf("Unexpected MemFree: %d", meminfo.MemFree)
31 
-	}
32 
-	if meminfo.SwapTotal != 3*units.KiB {
33 
-		t.Fatalf("Unexpected SwapTotal: %d", meminfo.SwapTotal)
34 
-	}
35 
-	if meminfo.SwapFree != 4*units.KiB {
36 
-		t.Fatalf("Unexpected SwapFree: %d", meminfo.SwapFree)
37 
-	}
38 
-}
pkg/system/meminfo_unix_test.go
History View file @ 40b77af
39 1 
new file mode 100644
... ... 
@@ -0,0 +1,40 @@
0 
+// +build linux freebsd
1 
+
2 
+package system
3 
+
4 
+import (
5 
+	"strings"
6 
+	"testing"
7 
+
8 
+	"github.com/docker/docker/pkg/units"
9 
+)
10 
+
11 
+// TestMemInfo tests parseMemInfo with a static meminfo string
12 
+func TestMemInfo(t *testing.T) {
13 
+	const input = `
14 
+	MemTotal:      1 kB
15 
+	MemFree:       2 kB
16 
+	SwapTotal:     3 kB
17 
+	SwapFree:      4 kB
18 
+	Malformed1:
19 
+	Malformed2:    1
20 
+	Malformed3:    2 MB
21 
+	Malformed4:    X kB
22 
+	`
23 
+	meminfo, err := parseMemInfo(strings.NewReader(input))
24 
+	if err != nil {
25 
+		t.Fatal(err)
26 
+	}
27 
+	if meminfo.MemTotal != 1*units.KiB {
28 
+		t.Fatalf("Unexpected MemTotal: %d", meminfo.MemTotal)
29 
+	}
30 
+	if meminfo.MemFree != 2*units.KiB {
31 
+		t.Fatalf("Unexpected MemFree: %d", meminfo.MemFree)
32 
+	}
33 
+	if meminfo.SwapTotal != 3*units.KiB {
34 
+		t.Fatalf("Unexpected SwapTotal: %d", meminfo.SwapTotal)
35 
+	}
36 
+	if meminfo.SwapFree != 4*units.KiB {
37 
+		t.Fatalf("Unexpected SwapFree: %d", meminfo.SwapFree)
38 
+	}
39 
+}
pkg/system/stat_test.go
History View file @ 40b77af
0 40 
deleted file mode 100644
... ... 
@@ -1,37 +0,0 @@
1 
-package system
2 
-
3 
-import (
4 
-	"os"
5 
-	"syscall"
6 
-	"testing"
7 
-)
8 
-
9 
-// TestFromStatT tests fromStatT for a tempfile
10 
-func TestFromStatT(t *testing.T) {
11 
-	file, _, _, dir := prepareFiles(t)
12 
-	defer os.RemoveAll(dir)
13 
-
14 
-	stat := &syscall.Stat_t{}
15 
-	err := syscall.Lstat(file, stat)
16 
-
17 
-	s, err := fromStatT(stat)
18 
-	if err != nil {
19 
-		t.Fatal(err)
20 
-	}
21 
-
22 
-	if stat.Mode != s.Mode() {
23 
-		t.Fatal("got invalid mode")
24 
-	}
25 
-	if stat.Uid != s.UID() {
26 
-		t.Fatal("got invalid uid")
27 
-	}
28 
-	if stat.Gid != s.Gid() {
29 
-		t.Fatal("got invalid gid")
30 
-	}
31 
-	if stat.Rdev != s.Rdev() {
32 
-		t.Fatal("got invalid rdev")
33 
-	}
34 
-	if stat.Mtim != s.Mtim() {
35 
-		t.Fatal("got invalid mtim")
36 
-	}
37 
-}
pkg/system/stat_unix_test.go
History View file @ 40b77af
38 1 
new file mode 100644
... ... 
@@ -0,0 +1,39 @@
0 
+// +build linux freebsd
1 
+
2 
+package system
3 
+
4 
+import (
5 
+	"os"
6 
+	"syscall"
7 
+	"testing"
8 
+)
9 
+
10 
+// TestFromStatT tests fromStatT for a tempfile
11 
+func TestFromStatT(t *testing.T) {
12 
+	file, _, _, dir := prepareFiles(t)
13 
+	defer os.RemoveAll(dir)
14 
+
15 
+	stat := &syscall.Stat_t{}
16 
+	err := syscall.Lstat(file, stat)
17 
+
18 
+	s, err := fromStatT(stat)
19 
+	if err != nil {
20 
+		t.Fatal(err)
21 
+	}
22 
+
23 
+	if stat.Mode != s.Mode() {
24 
+		t.Fatal("got invalid mode")
25 
+	}
26 
+	if stat.Uid != s.UID() {
27 
+		t.Fatal("got invalid uid")
28 
+	}
29 
+	if stat.Gid != s.Gid() {
30 
+		t.Fatal("got invalid gid")
31 
+	}
32 
+	if stat.Rdev != s.Rdev() {
33 
+		t.Fatal("got invalid rdev")
34 
+	}
35 
+	if stat.Mtim != s.Mtim() {
36 
+		t.Fatal("got invalid mtim")
37 
+	}
38 
+}
pkg/system/utimes_darwin.go
History View file @ 40b77af
... ... 
@@ -6,9 +6,3 @@ import "syscall"
6 6 
 func LUtimesNano(path string, ts []syscall.Timespec) error {
7 7 
 	return ErrNotSupportedPlatform
8 8 
 }
9 
-
10 
-// UtimesNano is used to change access and modification time of path.
11 
-// it can't be used for symbol link file.
12 
-func UtimesNano(path string, ts []syscall.Timespec) error {
13 
-	return syscall.UtimesNano(path, ts)
14 
-}
pkg/system/utimes_freebsd.go
History View file @ 40b77af
... ... 
@@ -20,9 +20,3 @@ func LUtimesNano(path string, ts []syscall.Timespec) error {
20 20
21 21 
 	return nil
22 22 
 }
23 
-
24 
-// UtimesNano is used to change access and modification time of the specified path.
25 
-// It can't be used for symbol link file.
26 
-func UtimesNano(path string, ts []syscall.Timespec) error {
27 
-	return syscall.UtimesNano(path, ts)
28 
-}
pkg/system/utimes_linux.go
History View file @ 40b77af
... ... 
@@ -24,9 +24,3 @@ func LUtimesNano(path string, ts []syscall.Timespec) error {
24 24
25 25 
 	return nil
26 26 
 }
27 
-
28 
-// UtimesNano is used to change access and modification time of the specified path.
29 
-// It can't be used for symbol link file.
30 
-func UtimesNano(path string, ts []syscall.Timespec) error {
31 
-	return syscall.UtimesNano(path, ts)
32 
-}
pkg/system/utimes_test.go
History View file @ 40b77af
33 27 
deleted file mode 100644
... ... 
@@ -1,66 +0,0 @@
1 
-package system
2 
-
3 
-import (
4 
-	"io/ioutil"
5 
-	"os"
6 
-	"path/filepath"
7 
-	"syscall"
8 
-	"testing"
9 
-)
10 
-
11 
-// prepareFiles creates files for testing in the temp directory
12 
-func prepareFiles(t *testing.T) (string, string, string, string) {
13 
-	dir, err := ioutil.TempDir("", "docker-system-test")
14 
-	if err != nil {
15 
-		t.Fatal(err)
16 
-	}
17 
-
18 
-	file := filepath.Join(dir, "exist")
19 
-	if err := ioutil.WriteFile(file, []byte("hello"), 0644); err != nil {
20 
-		t.Fatal(err)
21 
-	}
22 
-
23 
-	invalid := filepath.Join(dir, "doesnt-exist")
24 
-
25 
-	symlink := filepath.Join(dir, "symlink")
26 
-	if err := os.Symlink(file, symlink); err != nil {
27 
-		t.Fatal(err)
28 
-	}
29 
-
30 
-	return file, invalid, symlink, dir
31 
-}
32 
-
33 
-func TestLUtimesNano(t *testing.T) {
34 
-	file, invalid, symlink, dir := prepareFiles(t)
35 
-	defer os.RemoveAll(dir)
36 
-
37 
-	before, err := os.Stat(file)
38 
-	if err != nil {
39 
-		t.Fatal(err)
40 
-	}
41 
-
42 
-	ts := []syscall.Timespec{{0, 0}, {0, 0}}
43 
-	if err := LUtimesNano(symlink, ts); err != nil {
44 
-		t.Fatal(err)
45 
-	}
46 
-
47 
-	symlinkInfo, err := os.Lstat(symlink)
48 
-	if err != nil {
49 
-		t.Fatal(err)
50 
-	}
51 
-	if before.ModTime().Unix() == symlinkInfo.ModTime().Unix() {
52 
-		t.Fatal("The modification time of the symlink should be different")
53 
-	}
54 
-
55 
-	fileInfo, err := os.Stat(file)
56 
-	if err != nil {
57 
-		t.Fatal(err)
58 
-	}
59 
-	if before.ModTime().Unix() != fileInfo.ModTime().Unix() {
60 
-		t.Fatal("The modification time of the file should be same")
61 
-	}
62 
-
63 
-	if err := LUtimesNano(invalid, ts); err == nil {
64 
-		t.Fatal("Doesn't return an error on a non-existing file")
65 
-	}
66 
-}
pkg/system/utimes_unix_test.go
History View file @ 40b77af
67 1 
new file mode 100644
... ... 
@@ -0,0 +1,68 @@
0 
+// +build linux freebsd
1 
+
2 
+package system
3 
+
4 
+import (
5 
+	"io/ioutil"
6 
+	"os"
7 
+	"path/filepath"
8 
+	"syscall"
9 
+	"testing"
10 
+)
11 
+
12 
+// prepareFiles creates files for testing in the temp directory
13 
+func prepareFiles(t *testing.T) (string, string, string, string) {
14 
+	dir, err := ioutil.TempDir("", "docker-system-test")
15 
+	if err != nil {
16 
+		t.Fatal(err)
17 
+	}
18 
+
19 
+	file := filepath.Join(dir, "exist")
20 
+	if err := ioutil.WriteFile(file, []byte("hello"), 0644); err != nil {
21 
+		t.Fatal(err)
22 
+	}
23 
+
24 
+	invalid := filepath.Join(dir, "doesnt-exist")
25 
+
26 
+	symlink := filepath.Join(dir, "symlink")
27 
+	if err := os.Symlink(file, symlink); err != nil {
28 
+		t.Fatal(err)
29 
+	}
30 
+
31 
+	return file, invalid, symlink, dir
32 
+}
33 
+
34 
+func TestLUtimesNano(t *testing.T) {
35 
+	file, invalid, symlink, dir := prepareFiles(t)
36 
+	defer os.RemoveAll(dir)
37 
+
38 
+	before, err := os.Stat(file)
39 
+	if err != nil {
40 
+		t.Fatal(err)
41 
+	}
42 
+
43 
+	ts := []syscall.Timespec{{0, 0}, {0, 0}}
44 
+	if err := LUtimesNano(symlink, ts); err != nil {
45 
+		t.Fatal(err)
46 
+	}
47 
+
48 
+	symlinkInfo, err := os.Lstat(symlink)
49 
+	if err != nil {
50 
+		t.Fatal(err)
51 
+	}
52 
+	if before.ModTime().Unix() == symlinkInfo.ModTime().Unix() {
53 
+		t.Fatal("The modification time of the symlink should be different")
54 
+	}
55 
+
56 
+	fileInfo, err := os.Stat(file)
57 
+	if err != nil {
58 
+		t.Fatal(err)
59 
+	}
60 
+	if before.ModTime().Unix() != fileInfo.ModTime().Unix() {
61 
+		t.Fatal("The modification time of the file should be same")
62 
+	}
63 
+
64 
+	if err := LUtimesNano(invalid, ts); err == nil {
65 
+		t.Fatal("Doesn't return an error on a non-existing file")
66 
+	}
67 
+}
pkg/system/utimes_unsupported.go
History View file @ 40b77af
... ... 
@@ -8,8 +8,3 @@ import "syscall"
8 8 
 func LUtimesNano(path string, ts []syscall.Timespec) error {
9 9 
 	return ErrNotSupportedPlatform
10 10 
 }
11 
-
12 
-// UtimesNano is not supported on platforms other than linux, freebsd and darwin.
13 
-func UtimesNano(path string, ts []syscall.Timespec) error {
14 
-	return ErrNotSupportedPlatform
15 
-}