mirror of
https://github.com/containers/podman.git
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Bump github.com/containers/storage from 1.32.3 to 1.32.5
Bumps [github.com/containers/storage](https://github.com/containers/storage) from 1.32.3 to 1.32.5. - [Release notes](https://github.com/containers/storage/releases) - [Changelog](https://github.com/containers/storage/blob/main/docs/containers-storage-changes.md) - [Commits](https://github.com/containers/storage/compare/v1.32.3...v1.32.5) --- updated-dependencies: - dependency-name: github.com/containers/storage dependency-type: direct:production update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com> Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
This commit is contained in:
122
vendor/github.com/opencontainers/runc/libcontainer/cgroups/fscommon/utils.go
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vendored
122
vendor/github.com/opencontainers/runc/libcontainer/cgroups/fscommon/utils.go
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@@ -1,122 +0,0 @@
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// +build linux
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package fscommon
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import (
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"errors"
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"fmt"
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"math"
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"strconv"
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"strings"
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)
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var (
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ErrNotValidFormat = errors.New("line is not a valid key value format")
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)
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// ParseUint converts a string to an uint64 integer.
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// Negative values are returned at zero as, due to kernel bugs,
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// some of the memory cgroup stats can be negative.
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func ParseUint(s string, base, bitSize int) (uint64, error) {
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value, err := strconv.ParseUint(s, base, bitSize)
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if err != nil {
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intValue, intErr := strconv.ParseInt(s, base, bitSize)
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// 1. Handle negative values greater than MinInt64 (and)
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// 2. Handle negative values lesser than MinInt64
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if intErr == nil && intValue < 0 {
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return 0, nil
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} else if intErr != nil && intErr.(*strconv.NumError).Err == strconv.ErrRange && intValue < 0 {
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return 0, nil
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}
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return value, err
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}
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return value, nil
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}
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// ParseKeyValue parses a space-separated "name value" kind of cgroup
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// parameter and returns its key as a string, and its value as uint64
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// (ParseUint is used to convert the value). For example,
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// "io_service_bytes 1234" will be returned as "io_service_bytes", 1234.
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func ParseKeyValue(t string) (string, uint64, error) {
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parts := strings.SplitN(t, " ", 3)
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if len(parts) != 2 {
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return "", 0, fmt.Errorf("line %q is not in key value format", t)
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}
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value, err := ParseUint(parts[1], 10, 64)
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if err != nil {
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return "", 0, fmt.Errorf("unable to convert to uint64: %v", err)
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}
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return parts[0], value, nil
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}
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// GetValueByKey reads a key-value pairs from the specified cgroup file,
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// and returns a value of the specified key. ParseUint is used for value
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// conversion.
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func GetValueByKey(path, file, key string) (uint64, error) {
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content, err := ReadFile(path, file)
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if err != nil {
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return 0, err
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}
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lines := strings.Split(string(content), "\n")
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for _, line := range lines {
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arr := strings.Split(line, " ")
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if len(arr) == 2 && arr[0] == key {
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return ParseUint(arr[1], 10, 64)
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}
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}
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return 0, nil
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}
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// GetCgroupParamUint reads a single uint64 value from the specified cgroup file.
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// If the value read is "max", the math.MaxUint64 is returned.
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func GetCgroupParamUint(path, file string) (uint64, error) {
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contents, err := GetCgroupParamString(path, file)
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if err != nil {
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return 0, err
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}
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contents = strings.TrimSpace(contents)
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if contents == "max" {
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return math.MaxUint64, nil
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}
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res, err := ParseUint(contents, 10, 64)
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if err != nil {
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return res, fmt.Errorf("unable to parse file %q", path+"/"+file)
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}
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return res, nil
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}
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// GetCgroupParamInt reads a single int64 value from specified cgroup file.
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// If the value read is "max", the math.MaxInt64 is returned.
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func GetCgroupParamInt(path, file string) (int64, error) {
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contents, err := ReadFile(path, file)
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if err != nil {
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return 0, err
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}
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contents = strings.TrimSpace(contents)
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if contents == "max" {
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return math.MaxInt64, nil
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}
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res, err := strconv.ParseInt(contents, 10, 64)
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if err != nil {
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return res, fmt.Errorf("unable to parse %q as a int from Cgroup file %q", contents, path+"/"+file)
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}
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return res, nil
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}
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// GetCgroupParamString reads a string from the specified cgroup file.
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func GetCgroupParamString(path, file string) (string, error) {
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contents, err := ReadFile(path, file)
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if err != nil {
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return "", err
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}
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return strings.TrimSpace(contents), nil
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}
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