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author | Valentin Rothberg <rothberg@redhat.com> | 2019-06-24 21:29:31 +0200 |
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committer | Valentin Rothberg <rothberg@redhat.com> | 2019-06-24 21:29:31 +0200 |
commit | 2388222e98462fdbbe44f3e091b2b79d80956a9a (patch) | |
tree | 17078d861c20a3e48b19c750c6864c5f59248386 /vendor/k8s.io/apimachinery/pkg/util/net/port_range.go | |
parent | a1a4a75abee2c381483a218e1660621ee416ef7c (diff) | |
download | podman-2388222e98462fdbbe44f3e091b2b79d80956a9a.tar.gz podman-2388222e98462fdbbe44f3e091b2b79d80956a9a.tar.bz2 podman-2388222e98462fdbbe44f3e091b2b79d80956a9a.zip |
update dependencies
Ran a `go get -u` and bumped K8s deps to 1.15.0.
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
Diffstat (limited to 'vendor/k8s.io/apimachinery/pkg/util/net/port_range.go')
-rw-r--r-- | vendor/k8s.io/apimachinery/pkg/util/net/port_range.go | 66 |
1 files changed, 51 insertions, 15 deletions
diff --git a/vendor/k8s.io/apimachinery/pkg/util/net/port_range.go b/vendor/k8s.io/apimachinery/pkg/util/net/port_range.go index 6a50e6186..7b6eca893 100644 --- a/vendor/k8s.io/apimachinery/pkg/util/net/port_range.go +++ b/vendor/k8s.io/apimachinery/pkg/util/net/port_range.go @@ -43,14 +43,19 @@ func (pr PortRange) String() string { return fmt.Sprintf("%d-%d", pr.Base, pr.Base+pr.Size-1) } -// Set parses a string of the form "min-max", inclusive at both ends, and +// Set parses a string of the form "value", "min-max", or "min+offset", inclusive at both ends, and // sets the PortRange from it. This is part of the flag.Value and pflag.Value // interfaces. func (pr *PortRange) Set(value string) error { - value = strings.TrimSpace(value) + const ( + SinglePortNotation = 1 << iota + HyphenNotation + PlusNotation + ) - // TODO: Accept "80" syntax - // TODO: Accept "80+8" syntax + value = strings.TrimSpace(value) + hyphenIndex := strings.Index(value, "-") + plusIndex := strings.Index(value, "+") if value == "" { pr.Base = 0 @@ -58,20 +63,51 @@ func (pr *PortRange) Set(value string) error { return nil } - hyphenIndex := strings.Index(value, "-") - if hyphenIndex == -1 { - return fmt.Errorf("expected hyphen in port range") + var err error + var low, high int + var notation int + + if plusIndex == -1 && hyphenIndex == -1 { + notation |= SinglePortNotation + } + if hyphenIndex != -1 { + notation |= HyphenNotation + } + if plusIndex != -1 { + notation |= PlusNotation } - var err error - var low int - var high int - low, err = strconv.Atoi(value[:hyphenIndex]) - if err == nil { + switch notation { + case SinglePortNotation: + var port int + port, err = strconv.Atoi(value) + if err != nil { + return err + } + low = port + high = port + case HyphenNotation: + low, err = strconv.Atoi(value[:hyphenIndex]) + if err != nil { + return err + } high, err = strconv.Atoi(value[hyphenIndex+1:]) - } - if err != nil { - return fmt.Errorf("unable to parse port range: %s: %v", value, err) + if err != nil { + return err + } + case PlusNotation: + var offset int + low, err = strconv.Atoi(value[:plusIndex]) + if err != nil { + return err + } + offset, err = strconv.Atoi(value[plusIndex+1:]) + if err != nil { + return err + } + high = low + offset + default: + return fmt.Errorf("unable to parse port range: %s", value) } if low > 65535 || high > 65535 { |