diff --git a/cli/command/container/opts_test.go b/cli/command/container/opts_test.go index b5672a186c..18a887bd43 100644 --- a/cli/command/container/opts_test.go +++ b/cli/command/container/opts_test.go @@ -638,7 +638,7 @@ func TestRunFlagsParseShmSize(t *testing.T) { // shm-size ko flags, _ := setupRunFlags() args := []string{"--shm-size=a128m", "img", "cmd"} - expectedErr := `invalid argument "a128m" for "--shm-size" flag: invalid size: 'a128m'` + expectedErr := `invalid argument "a128m" for "--shm-size" flag:` err := flags.Parse(args) assert.ErrorContains(t, err, expectedErr) diff --git a/vendor.mod b/vendor.mod index 9f1dfae1fe..fb3e4b1421 100644 --- a/vendor.mod +++ b/vendor.mod @@ -13,7 +13,7 @@ require ( github.com/docker/docker v20.10.17+incompatible // v22.06.x - see "replace" for the actual version github.com/docker/docker-credential-helpers v0.6.4 github.com/docker/go-connections v0.4.0 - github.com/docker/go-units v0.4.0 + github.com/docker/go-units v0.5.0 github.com/fvbommel/sortorder v1.0.2 github.com/gogo/protobuf v1.3.2 github.com/google/go-cmp v0.5.7 diff --git a/vendor.sum b/vendor.sum index 70d189d2b7..9ec1f655b3 100644 --- a/vendor.sum +++ b/vendor.sum @@ -118,8 +118,9 @@ github.com/docker/go-events v0.0.0-20190806004212-e31b211e4f1c/go.mod h1:Uw6Uezg github.com/docker/go-metrics v0.0.0-20180209012529-399ea8c73916/go.mod h1:/u0gXw0Gay3ceNrsHubL3BtdOL2fHf93USgMTe0W5dI= github.com/docker/go-metrics v0.0.1 h1:AgB/0SvBxihN0X8OR4SjsblXkbMvalQ8cjmtKQ2rQV8= github.com/docker/go-metrics v0.0.1/go.mod h1:cG1hvH2utMXtqgqqYE9plW6lDxS3/5ayHzueweSI3Vw= -github.com/docker/go-units v0.4.0 h1:3uh0PgVws3nIA0Q+MwDC8yjEPf9zjRfZZWXZYDct3Tw= github.com/docker/go-units v0.4.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk= +github.com/docker/go-units v0.5.0 h1:69rxXcBk27SvSaaxTtLh/8llcHD8vYHT7WSdRZ/jvr4= +github.com/docker/go-units v0.5.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk= github.com/docker/libtrust v0.0.0-20160708172513-aabc10ec26b7 h1:UhxFibDNY/bfvqU5CAUmr9zpesgbU6SWc8/B4mflAE4= github.com/docker/libtrust v0.0.0-20160708172513-aabc10ec26b7/go.mod h1:cyGadeNEkKy96OOhEzfZl+yxihPEzKnqJwvfuSUqbZE= github.com/dvsekhvalnov/jose2go v0.0.0-20170216131308-f21a8cedbbae/go.mod h1:7BvyPhdbLxMXIYTFPLsyJRFMsKmOZnQmzh6Gb+uquuM= diff --git a/vendor/github.com/docker/go-units/size.go b/vendor/github.com/docker/go-units/size.go index 85f6ab0715..c245a89513 100644 --- a/vendor/github.com/docker/go-units/size.go +++ b/vendor/github.com/docker/go-units/size.go @@ -2,7 +2,6 @@ package units import ( "fmt" - "regexp" "strconv" "strings" ) @@ -26,16 +25,17 @@ const ( PiB = 1024 * TiB ) -type unitMap map[string]int64 +type unitMap map[byte]int64 var ( - decimalMap = unitMap{"k": KB, "m": MB, "g": GB, "t": TB, "p": PB} - binaryMap = unitMap{"k": KiB, "m": MiB, "g": GiB, "t": TiB, "p": PiB} - sizeRegex = regexp.MustCompile(`^(\d+(\.\d+)*) ?([kKmMgGtTpP])?[iI]?[bB]?$`) + decimalMap = unitMap{'k': KB, 'm': MB, 'g': GB, 't': TB, 'p': PB} + binaryMap = unitMap{'k': KiB, 'm': MiB, 'g': GiB, 't': TiB, 'p': PiB} ) -var decimapAbbrs = []string{"B", "kB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"} -var binaryAbbrs = []string{"B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB", "ZiB", "YiB"} +var ( + decimapAbbrs = []string{"B", "kB", "MB", "GB", "TB", "PB", "EB", "ZB", "YB"} + binaryAbbrs = []string{"B", "KiB", "MiB", "GiB", "TiB", "PiB", "EiB", "ZiB", "YiB"} +) func getSizeAndUnit(size float64, base float64, _map []string) (float64, string) { i := 0 @@ -89,20 +89,66 @@ func RAMInBytes(size string) (int64, error) { // Parses the human-readable size string into the amount it represents. func parseSize(sizeStr string, uMap unitMap) (int64, error) { - matches := sizeRegex.FindStringSubmatch(sizeStr) - if len(matches) != 4 { + // TODO: rewrite to use strings.Cut if there's a space + // once Go < 1.18 is deprecated. + sep := strings.LastIndexAny(sizeStr, "01234567890. ") + if sep == -1 { + // There should be at least a digit. return -1, fmt.Errorf("invalid size: '%s'", sizeStr) } + var num, sfx string + if sizeStr[sep] != ' ' { + num = sizeStr[:sep+1] + sfx = sizeStr[sep+1:] + } else { + // Omit the space separator. + num = sizeStr[:sep] + sfx = sizeStr[sep+1:] + } - size, err := strconv.ParseFloat(matches[1], 64) + size, err := strconv.ParseFloat(num, 64) if err != nil { return -1, err } + // Backward compatibility: reject negative sizes. + if size < 0 { + return -1, fmt.Errorf("invalid size: '%s'", sizeStr) + } - unitPrefix := strings.ToLower(matches[3]) - if mul, ok := uMap[unitPrefix]; ok { + if len(sfx) == 0 { + return int64(size), nil + } + + // Process the suffix. + + if len(sfx) > 3 { // Too long. + goto badSuffix + } + sfx = strings.ToLower(sfx) + // Trivial case: b suffix. + if sfx[0] == 'b' { + if len(sfx) > 1 { // no extra characters allowed after b. + goto badSuffix + } + return int64(size), nil + } + // A suffix from the map. + if mul, ok := uMap[sfx[0]]; ok { size *= float64(mul) + } else { + goto badSuffix + } + + // The suffix may have extra "b" or "ib" (e.g. KiB or MB). + switch { + case len(sfx) == 2 && sfx[1] != 'b': + goto badSuffix + case len(sfx) == 3 && sfx[1:] != "ib": + goto badSuffix } return int64(size), nil + +badSuffix: + return -1, fmt.Errorf("invalid suffix: '%s'", sfx) } diff --git a/vendor/modules.txt b/vendor/modules.txt index 1e57c62aad..d0e1dc8282 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -93,7 +93,7 @@ github.com/docker/go-events # github.com/docker/go-metrics v0.0.1 ## explicit; go 1.11 github.com/docker/go-metrics -# github.com/docker/go-units v0.4.0 +# github.com/docker/go-units v0.5.0 ## explicit github.com/docker/go-units # github.com/fvbommel/sortorder v1.0.2