MM-27613: Update dependencies (#15294)

https://mattermost.atlassian.net/browse/MM-27613

vendor/github.com/spf13/afero/go.mod

@@ -3,7 +3,7 @@ module github.com/spf13/afero
 require (
 	github.com/pkg/sftp v1.10.1
 	golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586
-	golang.org/x/text v0.3.0
+	golang.org/x/text v0.3.3
 )
 
 go 1.13

vendor/github.com/spf13/afero/go.sum

@@ -1,3 +1,4 @@
+github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/kr/fs v0.1.0 h1:Jskdu9ieNAYnjxsi0LbQp1ulIKZV1LAFgK1tWhpZgl8=
 github.com/kr/fs v0.1.0/go.mod h1:FFnZGqtBN9Gxj7eW1uZ42v5BccTP0vu6NEaFoC2HwRg=
@@ -5,16 +6,24 @@ github.com/pkg/errors v0.8.1 h1:iURUrRGxPUNPdy5/HRSm+Yj6okJ6UtLINN0Q9M4+h3I=
 github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/sftp v1.10.1 h1:VasscCm72135zRysgrJDKsntdmPN+OuU3+nnHYA9wyc=
 github.com/pkg/sftp v1.10.1/go.mod h1:lYOWFsE0bwd1+KfKJaKeuokY15vzFx25BLbzYYoAxZI=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
+github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586 h1:7KByu05hhLed2MO29w7p1XfZvZ13m8mub3shuVftRs0=
 golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190412213103-97732733099d h1:+R4KGOnez64A81RvjARKc4UT5/tI9ujCIVX+P5KiHuI=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/text v0.3.0 h1:g61tztE5qeGQ89tm6NTjjM9VPIm088od1l6aSorWRWg=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/text v0.3.3 h1:cokOdA+Jmi5PJGXLlLllQSgYigAEfHXJAERHVMaCc2k=
+golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

vendor/github.com/spf13/afero/memmap.go

@@ -25,6 +25,8 @@ import (
 	"github.com/spf13/afero/mem"
 )
 
+const chmodBits = os.ModePerm | os.ModeSetuid | os.ModeSetgid | os.ModeSticky // Only a subset of bits are allowed to be changed. Documented under os.Chmod()
+
 type MemMapFs struct {
 	mu   sync.RWMutex
 	data map[string]*mem.FileData
@@ -40,7 +42,9 @@ func (m *MemMapFs) getData() map[string]*mem.FileData {
 		m.data = make(map[string]*mem.FileData)
 		// Root should always exist, right?
 		// TODO: what about windows?
-		m.data[FilePathSeparator] = mem.CreateDir(FilePathSeparator)
+		root := mem.CreateDir(FilePathSeparator)
+		mem.SetMode(root, os.ModeDir|0755)
+		m.data[FilePathSeparator] = root
 	})
 	return m.data
 }
@@ -52,7 +56,7 @@ func (m *MemMapFs) Create(name string) (File, error) {
 	m.mu.Lock()
 	file := mem.CreateFile(name)
 	m.getData()[name] = file
-	m.registerWithParent(file)
+	m.registerWithParent(file, 0)
 	m.mu.Unlock()
 	return mem.NewFileHandle(file), nil
 }
@@ -83,14 +87,14 @@ func (m *MemMapFs) findParent(f *mem.FileData) *mem.FileData {
 	return pfile
 }
 
-func (m *MemMapFs) registerWithParent(f *mem.FileData) {
+func (m *MemMapFs) registerWithParent(f *mem.FileData, perm os.FileMode) {
 	if f == nil {
 		return
 	}
 	parent := m.findParent(f)
 	if parent == nil {
 		pdir := filepath.Dir(filepath.Clean(f.Name()))
-		err := m.lockfreeMkdir(pdir, 0777)
+		err := m.lockfreeMkdir(pdir, perm)
 		if err != nil {
 			//log.Println("Mkdir error:", err)
 			return
@@ -119,13 +123,15 @@ func (m *MemMapFs) lockfreeMkdir(name string, perm os.FileMode) error {
 		}
 	} else {
 		item := mem.CreateDir(name)
+		mem.SetMode(item, os.ModeDir|perm)
 		m.getData()[name] = item
-		m.registerWithParent(item)
+		m.registerWithParent(item, perm)
 	}
 	return nil
 }
 
 func (m *MemMapFs) Mkdir(name string, perm os.FileMode) error {
+	perm &= chmodBits
 	name = normalizePath(name)
 
 	m.mu.RLock()
@@ -137,13 +143,12 @@ func (m *MemMapFs) Mkdir(name string, perm os.FileMode) error {
 
 	m.mu.Lock()
 	item := mem.CreateDir(name)
+	mem.SetMode(item, os.ModeDir|perm)
 	m.getData()[name] = item
-	m.registerWithParent(item)
+	m.registerWithParent(item, perm)
 	m.mu.Unlock()
 
-	m.Chmod(name, perm|os.ModeDir)
-
-	return nil
+	return m.setFileMode(name, perm|os.ModeDir)
 }
 
 func (m *MemMapFs) MkdirAll(path string, perm os.FileMode) error {
@@ -210,6 +215,7 @@ func (m *MemMapFs) lockfreeOpen(name string) (*mem.FileData, error) {
 }
 
 func (m *MemMapFs) OpenFile(name string, flag int, perm os.FileMode) (File, error) {
+	perm &= chmodBits
 	chmod := false
 	file, err := m.openWrite(name)
 	if err == nil && (flag&os.O_EXCL > 0) {
@@ -240,7 +246,7 @@ func (m *MemMapFs) OpenFile(name string, flag int, perm os.FileMode) (File, erro
 		}
 	}
 	if chmod {
-		m.Chmod(name, perm)
+		return file, m.setFileMode(name, perm)
 	}
 	return file, nil
 }
@@ -302,7 +308,7 @@ func (m *MemMapFs) Rename(oldname, newname string) error {
 		delete(m.getData(), oldname)
 		mem.ChangeFileName(fileData, newname)
 		m.getData()[newname] = fileData
-		m.registerWithParent(fileData)
+		m.registerWithParent(fileData, 0)
 		m.mu.Unlock()
 		m.mu.RLock()
 	} else {
@@ -321,6 +327,21 @@ func (m *MemMapFs) Stat(name string) (os.FileInfo, error) {
 }
 
 func (m *MemMapFs) Chmod(name string, mode os.FileMode) error {
+	mode &= chmodBits
+
+	m.mu.RLock()
+	f, ok := m.getData()[name]
+	m.mu.RUnlock()
+	if !ok {
+		return &os.PathError{Op: "chmod", Path: name, Err: ErrFileNotFound}
+	}
+	prevOtherBits := mem.GetFileInfo(f).Mode() & ^chmodBits
+
+	mode = prevOtherBits | mode
+	return m.setFileMode(name, mode)
+}
+
+func (m *MemMapFs) setFileMode(name string, mode os.FileMode) error {
 	name = normalizePath(name)
 
 	m.mu.RLock()