vendor: update github.com/klauspost/compress from v1.13.0 to v1.13.1

This commit is contained in:
Aliaksandr Valialkin 2021-06-14 13:41:28 +03:00
parent a90012ef26
commit 7b283ee91c
6 changed files with 45 additions and 24 deletions

2
go.mod
View file

@ -19,7 +19,7 @@ require (
github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect
github.com/golang/snappy v0.0.3
github.com/influxdata/influxdb v1.9.2
github.com/klauspost/compress v1.13.0
github.com/klauspost/compress v1.13.1
github.com/mattn/go-isatty v0.0.13 // indirect
github.com/mattn/go-runewidth v0.0.13 // indirect
github.com/prometheus/common v0.28.0 // indirect

4
go.sum
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@ -588,8 +588,8 @@ github.com/klauspost/compress v1.9.5/go.mod h1:RyIbtBH6LamlWaDj8nUwkbUhJ87Yi3uG0
github.com/klauspost/compress v1.10.7/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs=
github.com/klauspost/compress v1.11.0/go.mod h1:aoV0uJVorq1K+umq18yTdKaF57EivdYsUV+/s2qKfXs=
github.com/klauspost/compress v1.12.2/go.mod h1:8dP1Hq4DHOhN9w426knH3Rhby4rFm6D8eO+e+Dq5Gzg=
github.com/klauspost/compress v1.13.0 h1:2T7tUoQrQT+fQWdaY5rjWztFGAFwbGD04iPJg90ZiOs=
github.com/klauspost/compress v1.13.0/go.mod h1:8dP1Hq4DHOhN9w426knH3Rhby4rFm6D8eO+e+Dq5Gzg=
github.com/klauspost/compress v1.13.1 h1:wXr2uRxZTJXHLly6qhJabee5JqIhTRoLBhDOA74hDEQ=
github.com/klauspost/compress v1.13.1/go.mod h1:8dP1Hq4DHOhN9w426knH3Rhby4rFm6D8eO+e+Dq5Gzg=
github.com/klauspost/cpuid v0.0.0-20170728055534-ae7887de9fa5/go.mod h1:Pj4uuM528wm8OyEC2QMXAi2YiTZ96dNQPGgoMS4s3ek=
github.com/klauspost/crc32 v0.0.0-20161016154125-cb6bfca970f6/go.mod h1:+ZoRqAPRLkC4NPOvfYeR5KNOrY6TD+/sAC3HXPZgDYg=
github.com/klauspost/pgzip v1.0.2-0.20170402124221-0bf5dcad4ada/go.mod h1:Ch1tH69qFZu15pkjo5kYi6mth2Zzwzt50oCQKQE9RUs=

View file

@ -168,10 +168,10 @@ func (b *blockDec) reset(br byteBuffer, windowSize uint64) error {
// Read block data.
if cap(b.dataStorage) < cSize {
if b.lowMem {
if b.lowMem || cSize > maxCompressedBlockSize {
b.dataStorage = make([]byte, 0, cSize)
} else {
b.dataStorage = make([]byte, 0, maxBlockSize)
b.dataStorage = make([]byte, 0, maxCompressedBlockSize)
}
}
if cap(b.dst) <= maxSize {

View file

@ -17,6 +17,7 @@ type decoderOptions struct {
lowMem bool
concurrent int
maxDecodedSize uint64
maxWindowSize uint64
dicts []dict
}
@ -25,6 +26,7 @@ func (o *decoderOptions) setDefault() {
// use less ram: true for now, but may change.
lowMem: true,
concurrent: runtime.GOMAXPROCS(0),
maxWindowSize: MaxWindowSize,
}
o.maxDecodedSize = 1 << 63
}
@ -52,7 +54,6 @@ func WithDecoderConcurrency(n int) DOption {
// WithDecoderMaxMemory allows to set a maximum decoded size for in-memory
// non-streaming operations or maximum window size for streaming operations.
// This can be used to control memory usage of potentially hostile content.
// For streaming operations, the maximum window size is capped at 1<<30 bytes.
// Maximum and default is 1 << 63 bytes.
func WithDecoderMaxMemory(n uint64) DOption {
return func(o *decoderOptions) error {
@ -81,3 +82,21 @@ func WithDecoderDicts(dicts ...[]byte) DOption {
return nil
}
}
// WithDecoderMaxWindow allows to set a maximum window size for decodes.
// This allows rejecting packets that will cause big memory usage.
// The Decoder will likely allocate more memory based on the WithDecoderLowmem setting.
// If WithDecoderMaxMemory is set to a lower value, that will be used.
// Default is 512MB, Maximum is ~3.75 TB as per zstandard spec.
func WithDecoderMaxWindow(size uint64) DOption {
return func(o *decoderOptions) error {
if size < MinWindowSize {
return errors.New("WithMaxWindowSize must be at least 1KB, 1024 bytes")
}
if size > (1<<41)+7*(1<<38) {
return errors.New("WithMaxWindowSize must be less than (1<<41) + 7*(1<<38) ~ 3.75TB")
}
o.maxWindowSize = size
return nil
}
}

View file

@ -22,10 +22,6 @@ type frameDec struct {
WindowSize uint64
// maxWindowSize is the maximum windows size to support.
// should never be bigger than max-int.
maxWindowSize uint64
// In order queue of blocks being decoded.
decoding chan *blockDec
@ -50,8 +46,11 @@ type frameDec struct {
}
const (
// The minimum Window_Size is 1 KB.
// MinWindowSize is the minimum Window Size, which is 1 KB.
MinWindowSize = 1 << 10
// MaxWindowSize is the maximum encoder window size
// and the default decoder maximum window size.
MaxWindowSize = 1 << 29
)
@ -61,12 +60,11 @@ var (
)
func newFrameDec(o decoderOptions) *frameDec {
if o.maxWindowSize > o.maxDecodedSize {
o.maxWindowSize = o.maxDecodedSize
}
d := frameDec{
o: o,
maxWindowSize: MaxWindowSize,
}
if d.maxWindowSize > o.maxDecodedSize {
d.maxWindowSize = o.maxDecodedSize
}
return &d
}
@ -251,13 +249,17 @@ func (d *frameDec) reset(br byteBuffer) error {
}
}
if d.WindowSize > d.maxWindowSize {
printf("window size %d > max %d\n", d.WindowSize, d.maxWindowSize)
if d.WindowSize > uint64(d.o.maxWindowSize) {
if debugDecoder {
printf("window size %d > max %d\n", d.WindowSize, d.o.maxWindowSize)
}
return ErrWindowSizeExceeded
}
// The minimum Window_Size is 1 KB.
if d.WindowSize < MinWindowSize {
if debugDecoder {
println("got window size: ", d.WindowSize)
}
return ErrWindowSizeTooSmall
}
d.history.windowSize = int(d.WindowSize)
@ -352,8 +354,8 @@ func (d *frameDec) checkCRC() error {
func (d *frameDec) initAsync() {
if !d.o.lowMem && !d.SingleSegment {
// set max extra size history to 10MB.
d.history.maxSize = d.history.windowSize + maxBlockSize*5
// set max extra size history to 2MB.
d.history.maxSize = d.history.windowSize + maxBlockSize
}
// re-alloc if more than one extra block size.
if d.o.lowMem && cap(d.history.b) > d.history.maxSize+maxBlockSize {

2
vendor/modules.txt vendored
View file

@ -128,7 +128,7 @@ github.com/jmespath/go-jmespath
github.com/jstemmer/go-junit-report
github.com/jstemmer/go-junit-report/formatter
github.com/jstemmer/go-junit-report/parser
# github.com/klauspost/compress v1.13.0
# github.com/klauspost/compress v1.13.1
## explicit
github.com/klauspost/compress/flate
github.com/klauspost/compress/fse