Update c/storage to v1.23.2

Signed-off-by: Matthew Heon <mheon@redhat.com>

14 files changed, 81 insertions, 31 deletions

diff --git a/vendor/github.com/containers/storage/.cirrus.yml b/vendor/github.com/containers/storage/.cirrus.yml
index fe611f085..6ba46ebbb 100644
--- a/vendor/github.com/containers/storage/.cirrus.yml
+++ b/vendor/github.com/containers/storage/.cirrus.yml
@@ -106,7 +106,7 @@ lint_task:
     env:
         CIRRUS_WORKING_DIR: "/go/src/github.com/containers/storage"
     container:
-        image: golang:1.13
+        image: golang:1.15
     modules_cache:
         fingerprint_script: cat go.sum
         folder: $GOPATH/pkg/mod
@@ -142,7 +142,7 @@ meta_task:
 
 vendor_task:
     container:
-        image: golang:1.14
+        image: golang:1.15
     modules_cache:
         fingerprint_script: cat go.sum
         folder: $GOPATH/pkg/mod
@@ -157,6 +157,6 @@ success_task:
         - meta
         - vendor
     container:
-        image: golang:1.14
+        image: golang:1.15
     clone_script: 'mkdir -p "$CIRRUS_WORKING_DIR"'  # Source code not needed
     script: /bin/true
diff --git a/vendor/github.com/containers/storage/VERSION b/vendor/github.com/containers/storage/VERSION
index 4d1e5d262..14bee92c9 100644
--- a/vendor/github.com/containers/storage/VERSION
+++ b/vendor/github.com/containers/storage/VERSION
@@ -1 +1 @@
-1.23.1-dev
+1.23.2
diff --git a/vendor/github.com/containers/storage/drivers/copy/copy_linux.go b/vendor/github.com/containers/storage/drivers/copy/copy_linux.go
index c00b9e47d..1e380a5ac 100644
--- a/vendor/github.com/containers/storage/drivers/copy/copy_linux.go
+++ b/vendor/github.com/containers/storage/drivers/copy/copy_linux.go
@@ -143,10 +143,6 @@ func DirCopy(srcDir, dstDir string, copyMode Mode, copyXattrs bool) error {
 		}
 
 		dstPath := filepath.Join(dstDir, relPath)
-		if err != nil {
-			return err
-		}
-
 		stat, ok := f.Sys().(*syscall.Stat_t)
 		if !ok {
 			return fmt.Errorf("Unable to get raw syscall.Stat_t data for %s", srcPath)
diff --git a/vendor/github.com/containers/storage/drivers/counter.go b/vendor/github.com/containers/storage/drivers/counter.go
index 72551a38d..3fc45495b 100644
--- a/vendor/github.com/containers/storage/drivers/counter.go
+++ b/vendor/github.com/containers/storage/drivers/counter.go
@@ -51,6 +51,10 @@ func (c *RefCounter) incdec(path string, infoOp func(minfo *minfo)) int {
 		if c.checker.IsMounted(path) {
 			m.count++
 		}
+	} else if !c.checker.IsMounted(path) {
+		// if the unmount was performed outside of this process (e.g. conmon cleanup)
+		//the ref counter would lose track of it.  Check if it is still mounted.
+		m.count = 0
 	}
 	infoOp(m)
 	count := m.count
diff --git a/vendor/github.com/containers/storage/drivers/overlay/overlay.go b/vendor/github.com/containers/storage/drivers/overlay/overlay.go
index fc7010645..1de771bb0 100644
--- a/vendor/github.com/containers/storage/drivers/overlay/overlay.go
+++ b/vendor/github.com/containers/storage/drivers/overlay/overlay.go
@@ -274,22 +274,28 @@ func parseOptions(options []string) (*overlayOptions, error) {
 		if err != nil {
 			return nil, err
 		}
-		key = strings.ToLower(key)
-		switch key {
-		case ".override_kernel_check", "overlay.override_kernel_check", "overlay2.override_kernel_check":
+		trimkey := strings.ToLower(key)
+		trimkey = strings.TrimPrefix(trimkey, "overlay.")
+		trimkey = strings.TrimPrefix(trimkey, "overlay2.")
+		trimkey = strings.TrimPrefix(trimkey, ".")
+		switch trimkey {
+		case "override_kernel_check":
 			logrus.Warnf("overlay: override_kernel_check option was specified, but is no longer necessary")
-		case ".mountopt", "overlay.mountopt", "overlay2.mountopt":
+		case "mountopt":
 			o.mountOptions = val
-		case ".size", "overlay.size", "overlay2.size":
+		case "size":
 			logrus.Debugf("overlay: size=%s", val)
 			size, err := units.RAMInBytes(val)
 			if err != nil {
 				return nil, err
 			}
 			o.quota.Size = uint64(size)
-		case ".imagestore", "overlay.imagestore", "overlay2.imagestore":
+		case "imagestore", "additionalimagestore":
 			logrus.Debugf("overlay: imagestore=%s", val)
 			// Additional read only image stores to use for lower paths
+			if val == "" {
+				continue
+			}
 			for _, store := range strings.Split(val, ",") {
 				store = filepath.Clean(store)
 				if !filepath.IsAbs(store) {
@@ -304,17 +310,17 @@ func parseOptions(options []string) (*overlayOptions, error) {
 				}
 				o.imageStores = append(o.imageStores, store)
 			}
-		case ".mount_program", "overlay.mount_program", "overlay2.mount_program":
+		case "mount_program":
 			logrus.Debugf("overlay: mount_program=%s", val)
 			_, err := os.Stat(val)
 			if err != nil {
 				return nil, fmt.Errorf("overlay: can't stat program %s: %v", val, err)
 			}
 			o.mountProgram = val
-		case "overlay2.skip_mount_home", "overlay.skip_mount_home", ".skip_mount_home":
+		case "skip_mount_home":
 			logrus.Debugf("overlay: skip_mount_home=%s", val)
 			o.skipMountHome, err = strconv.ParseBool(val)
-		case ".ignore_chown_errors", "overlay2.ignore_chown_errors", "overlay.ignore_chown_errors":
+		case "ignore_chown_errors":
 			logrus.Debugf("overlay: ignore_chown_errors=%s", val)
 			o.ignoreChownErrors, err = strconv.ParseBool(val)
 			if err != nil {
diff --git a/vendor/github.com/containers/storage/go.mod b/vendor/github.com/containers/storage/go.mod
index 36101194e..77eef7598 100644
--- a/vendor/github.com/containers/storage/go.mod
+++ b/vendor/github.com/containers/storage/go.mod
@@ -1,3 +1,5 @@
+go 1.15
+
 module github.com/containers/storage
 
 require (
@@ -6,7 +8,7 @@ require (
 	github.com/Microsoft/hcsshim v0.8.9
 	github.com/docker/go-units v0.4.0
 	github.com/hashicorp/go-multierror v1.1.0
-	github.com/klauspost/compress v1.10.10
+	github.com/klauspost/compress v1.10.11
 	github.com/klauspost/pgzip v1.2.4
 	github.com/mattn/go-shellwords v1.0.10
 	github.com/mistifyio/go-zfs v2.1.1+incompatible
@@ -25,5 +27,3 @@ require (
 	golang.org/x/sys v0.0.0-20200327173247-9dae0f8f5775
 	gotest.tools v2.2.0+incompatible
 )
-
-go 1.13
diff --git a/vendor/github.com/containers/storage/go.sum b/vendor/github.com/containers/storage/go.sum
index d9b0d6396..04d48eb4f 100644
--- a/vendor/github.com/containers/storage/go.sum
+++ b/vendor/github.com/containers/storage/go.sum
@@ -62,8 +62,8 @@ github.com/hashicorp/golang-lru v0.5.1/go.mod h1:/m3WP610KZHVQ1SGc6re/UDhFvYD7pJ
 github.com/kisielk/errcheck v1.1.0/go.mod h1:EZBBE59ingxPouuu3KfxchcWSUPOHkagtvWXihfKN4Q=
 github.com/kisielk/errcheck v1.2.0/go.mod h1:/BMXB+zMLi60iA8Vv6Ksmxu/1UDYcXs4uQLJ+jE2L00=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
-github.com/klauspost/compress v1.10.10 h1:a/y8CglcM7gLGYmlbP/stPE5sR3hbhFRUjCBfd/0B3I=
-github.com/klauspost/compress v1.10.10/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs=
+github.com/klauspost/compress v1.10.11 h1:K9z59aO18Aywg2b/WSgBaUX99mHy2BES18Cr5lBKZHk=
+github.com/klauspost/compress v1.10.11/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs=
 github.com/klauspost/pgzip v1.2.4 h1:TQ7CNpYKovDOmqzRHKxJh0BeaBI7UdQZYc6p7pMQh1A=
 github.com/klauspost/pgzip v1.2.4/go.mod h1:Ch1tH69qFZu15pkjo5kYi6mth2Zzwzt50oCQKQE9RUs=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
diff --git a/vendor/github.com/containers/storage/store.go b/vendor/github.com/containers/storage/store.go
index 937bf8c3a..2a34c84cc 100644
--- a/vendor/github.com/containers/storage/store.go
+++ b/vendor/github.com/containers/storage/store.go
@@ -2630,6 +2630,9 @@ func (s *store) mount(id string, options drivers.MountOpts) (string, error) {
 	if err != nil {
 		return "", err
 	}
+
+	s.graphLock.Lock()
+	defer s.graphLock.Unlock()
 	rlstore.Lock()
 	defer rlstore.Unlock()
 	if modified, err := rlstore.Modified(); modified || err != nil {
diff --git a/vendor/github.com/klauspost/compress/huff0/bitwriter.go b/vendor/github.com/klauspost/compress/huff0/bitwriter.go
index bda4021ef..6bce4e87d 100644
--- a/vendor/github.com/klauspost/compress/huff0/bitwriter.go
+++ b/vendor/github.com/klauspost/compress/huff0/bitwriter.go
@@ -43,6 +43,11 @@ func (b *bitWriter) addBits16Clean(value uint16, bits uint8) {
 func (b *bitWriter) encSymbol(ct cTable, symbol byte) {
 	enc := ct[symbol]
 	b.bitContainer |= uint64(enc.val) << (b.nBits & 63)
+	if false {
+		if enc.nBits == 0 {
+			panic("nbits 0")
+		}
+	}
 	b.nBits += enc.nBits
 }
 
@@ -54,6 +59,14 @@ func (b *bitWriter) encTwoSymbols(ct cTable, av, bv byte) {
 	sh := b.nBits & 63
 	combined := uint64(encA.val) | (uint64(encB.val) << (encA.nBits & 63))
 	b.bitContainer |= combined << sh
+	if false {
+		if encA.nBits == 0 {
+			panic("nbitsA 0")
+		}
+		if encB.nBits == 0 {
+			panic("nbitsB 0")
+		}
+	}
 	b.nBits += encA.nBits + encB.nBits
 }
 
diff --git a/vendor/github.com/klauspost/compress/huff0/compress.go b/vendor/github.com/klauspost/compress/huff0/compress.go
index 0843cb014..f9ed5f830 100644
--- a/vendor/github.com/klauspost/compress/huff0/compress.go
+++ b/vendor/github.com/klauspost/compress/huff0/compress.go
@@ -77,8 +77,11 @@ func compress(in []byte, s *Scratch, compressor func(src []byte) ([]byte, error)
 		// Each symbol present maximum once or too well distributed.
 		return nil, false, ErrIncompressible
 	}
-
-	if s.Reuse == ReusePolicyPrefer && canReuse {
+	if s.Reuse == ReusePolicyMust && !canReuse {
+		// We must reuse, but we can't.
+		return nil, false, ErrIncompressible
+	}
+	if (s.Reuse == ReusePolicyPrefer || s.Reuse == ReusePolicyMust) && canReuse {
 		keepTable := s.cTable
 		keepTL := s.actualTableLog
 		s.cTable = s.prevTable
@@ -90,6 +93,9 @@ func compress(in []byte, s *Scratch, compressor func(src []byte) ([]byte, error)
 			s.OutData = s.Out
 			return s.Out, true, nil
 		}
+		if s.Reuse == ReusePolicyMust {
+			return nil, false, ErrIncompressible
+		}
 		// Do not attempt to re-use later.
 		s.prevTable = s.prevTable[:0]
 	}
diff --git a/vendor/github.com/klauspost/compress/huff0/decompress.go b/vendor/github.com/klauspost/compress/huff0/decompress.go
index a03b2634a..41703bba4 100644
--- a/vendor/github.com/klauspost/compress/huff0/decompress.go
+++ b/vendor/github.com/klauspost/compress/huff0/decompress.go
@@ -32,7 +32,7 @@ const use8BitTables = true
 // The size of the input may be larger than the table definition.
 // Any content remaining after the table definition will be returned.
 // If no Scratch is provided a new one is allocated.
-// The returned Scratch can be used for decoding input using this table.
+// The returned Scratch can be used for encoding or decoding input using this table.
 func ReadTable(in []byte, s *Scratch) (s2 *Scratch, remain []byte, err error) {
 	s, err = s.prepare(in)
 	if err != nil {
@@ -58,8 +58,8 @@ func ReadTable(in []byte, s *Scratch) (s2 *Scratch, remain []byte, err error) {
 		s.symbolLen = uint16(oSize)
 		in = in[iSize:]
 	} else {
-		if len(in) <= int(iSize) {
-			return s, nil, errors.New("input too small for table")
+		if len(in) < int(iSize) {
+			return s, nil, fmt.Errorf("input too small for table, want %d bytes, have %d", iSize, len(in))
 		}
 		// FSE compressed weights
 		s.fse.DecompressLimit = 255
@@ -138,15 +138,33 @@ func ReadTable(in []byte, s *Scratch) (s2 *Scratch, remain []byte, err error) {
 	if len(s.dt.single) != tSize {
 		s.dt.single = make([]dEntrySingle, tSize)
 	}
+	cTable := s.prevTable
+	if cap(cTable) < maxSymbolValue+1 {
+		cTable = make([]cTableEntry, 0, maxSymbolValue+1)
+	}
+	cTable = cTable[:maxSymbolValue+1]
+	s.prevTable = cTable[:s.symbolLen]
+	s.prevTableLog = s.actualTableLog
+
 	for n, w := range s.huffWeight[:s.symbolLen] {
 		if w == 0 {
+			cTable[n] = cTableEntry{
+				val:   0,
+				nBits: 0,
+			}
 			continue
 		}
 		length := (uint32(1) << w) >> 1
 		d := dEntrySingle{
 			entry: uint16(s.actualTableLog+1-w) | (uint16(n) << 8),
 		}
+
 		rank := &rankStats[w]
+		cTable[n] = cTableEntry{
+			val:   uint16(*rank >> (w - 1)),
+			nBits: uint8(d.entry),
+		}
+
 		single := s.dt.single[*rank : *rank+length]
 		for i := range single {
 			single[i] = d
diff --git a/vendor/github.com/klauspost/compress/huff0/huff0.go b/vendor/github.com/klauspost/compress/huff0/huff0.go
index 177d6c4ea..5dd66854b 100644
--- a/vendor/github.com/klauspost/compress/huff0/huff0.go
+++ b/vendor/github.com/klauspost/compress/huff0/huff0.go
@@ -55,6 +55,9 @@ const (
 	// ReusePolicyNone will disable re-use of tables.
 	// This is slightly faster than ReusePolicyAllow but may produce larger output.
 	ReusePolicyNone
+
+	// ReusePolicyMust must allow reuse and produce smaller output.
+	ReusePolicyMust
 )
 
 type Scratch struct {
diff --git a/vendor/github.com/klauspost/compress/zstd/blockenc.go b/vendor/github.com/klauspost/compress/zstd/blockenc.go
index c584f6aab..be718afd4 100644
--- a/vendor/github.com/klauspost/compress/zstd/blockenc.go
+++ b/vendor/github.com/klauspost/compress/zstd/blockenc.go
@@ -295,7 +295,7 @@ func (b *blockEnc) encodeRaw(a []byte) {
 	b.output = bh.appendTo(b.output[:0])
 	b.output = append(b.output, a...)
 	if debug {
-		println("Adding RAW block, length", len(a))
+		println("Adding RAW block, length", len(a), "last:", b.last)
 	}
 }
 
@@ -308,7 +308,7 @@ func (b *blockEnc) encodeRawTo(dst, src []byte) []byte {
 	dst = bh.appendTo(dst)
 	dst = append(dst, src...)
 	if debug {
-		println("Adding RAW block, length", len(src))
+		println("Adding RAW block, length", len(src), "last:", b.last)
 	}
 	return dst
 }
@@ -322,7 +322,7 @@ func (b *blockEnc) encodeLits(raw bool) error {
 	// Don't compress extremely small blocks
 	if len(b.literals) < 32 || raw {
 		if debug {
-			println("Adding RAW block, length", len(b.literals))
+			println("Adding RAW block, length", len(b.literals), "last:", b.last)
 		}
 		bh.setType(blockTypeRaw)
 		b.output = bh.appendTo(b.output)
@@ -349,7 +349,7 @@ func (b *blockEnc) encodeLits(raw bool) error {
 	switch err {
 	case huff0.ErrIncompressible:
 		if debug {
-			println("Adding RAW block, length", len(b.literals))
+			println("Adding RAW block, length", len(b.literals), "last:", b.last)
 		}
 		bh.setType(blockTypeRaw)
 		b.output = bh.appendTo(b.output)
diff --git a/vendor/github.com/klauspost/compress/zstd/encoder.go b/vendor/github.com/klauspost/compress/zstd/encoder.go
index c56d2241f..95ebc3d84 100644
--- a/vendor/github.com/klauspost/compress/zstd/encoder.go
+++ b/vendor/github.com/klauspost/compress/zstd/encoder.go
@@ -190,6 +190,7 @@ func (e *Encoder) nextBlock(final bool) error {
 			s.filling = s.filling[:0]
 			s.headerWritten = true
 			s.fullFrameWritten = true
+			s.eofWritten = true
 			return nil
 		}