drone-yaml/yaml/unit.go
2019-03-17 12:14:12 -07:00

92 lines
2.3 KiB
Go

// Copyright Jesse Haka.
// Copyright the Drone Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package yaml
import (
"strconv"
"strings"
"github.com/docker/go-units"
)
// BytesSize stores a human-readable size in bytes,
// kibibytes, mebibytes, gibibytes, or tebibytes
// (eg. "44kiB", "17MiB").
type BytesSize int64
// UnmarshalYAML implements yaml unmarshalling.
func (b *BytesSize) UnmarshalYAML(unmarshal func(interface{}) error) error {
var intType int64
if err := unmarshal(&intType); err == nil {
*b = BytesSize(intType)
return nil
}
var stringType string
if err := unmarshal(&stringType); err != nil {
return err
}
intType, err := units.RAMInBytes(stringType)
if err == nil {
*b = BytesSize(intType)
}
return err
}
// String returns a human-readable size in bytes,
// kibibytes, mebibytes, gibibytes, or tebibytes
// (eg. "44kiB", "17MiB").
func (b BytesSize) String() string {
return units.BytesSize(float64(b))
}
// MilliSize will convert cpus to millicpus as int64.
// for instance "1" will be converted to 1000 and "100m" to 100
type MilliSize int64
// UnmarshalYAML implements yaml unmarshalling.
func (m *MilliSize) UnmarshalYAML(unmarshal func(interface{}) error) error {
var intType int64
if err := unmarshal(&intType); err == nil {
*m = MilliSize(intType * 1000)
return nil
}
var stringType string
if err := unmarshal(&stringType); err != nil {
return err
}
if len(stringType) > 0 {
lastChar := string(stringType[len(stringType)-1:])
if lastChar == "m" {
// convert to int64
i, err := strconv.ParseInt(strings.TrimSuffix(stringType, "m"), 10, 64)
if err != nil {
return err
}
*m = MilliSize(i)
}
}
return nil
}
// String returns a human-readable cpu millis,
// (eg. "1000", "10").
func (m MilliSize) String() string {
return strconv.FormatInt(int64(m), 10)
}