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package parseutil
import (
"encoding/json"
"errors"
"fmt"
"strconv"
"strings"
"time"
"github.com/hashicorp/errwrap"
sockaddr "github.com/hashicorp/go-sockaddr"
"github.com/hashicorp/vault/helper/strutil"
"github.com/mitchellh/mapstructure"
)
func ParseDurationSecond(in interface{}) (time.Duration, error) {
var dur time.Duration
jsonIn, ok := in.(json.Number)
if ok {
in = jsonIn.String()
}
switch in.(type) {
case string:
inp := in.(string)
if inp == "" {
return time.Duration(0), nil
}
var err error
// Look for a suffix otherwise its a plain second value
if strings.HasSuffix(inp, "s") || strings.HasSuffix(inp, "m") || strings.HasSuffix(inp, "h") {
dur, err = time.ParseDuration(inp)
if err != nil {
return dur, err
}
} else {
// Plain integer
secs, err := strconv.ParseInt(inp, 10, 64)
if err != nil {
return dur, err
}
dur = time.Duration(secs) * time.Second
}
case int:
dur = time.Duration(in.(int)) * time.Second
case int32:
dur = time.Duration(in.(int32)) * time.Second
case int64:
dur = time.Duration(in.(int64)) * time.Second
case uint:
dur = time.Duration(in.(uint)) * time.Second
case uint32:
dur = time.Duration(in.(uint32)) * time.Second
case uint64:
dur = time.Duration(in.(uint64)) * time.Second
default:
return 0, errors.New("could not parse duration from input")
}
return dur, nil
}
func ParseInt(in interface{}) (int64, error) {
var ret int64
jsonIn, ok := in.(json.Number)
if ok {
in = jsonIn.String()
}
switch in.(type) {
case string:
inp := in.(string)
if inp == "" {
return 0, nil
}
var err error
left, err := strconv.ParseInt(inp, 10, 64)
if err != nil {
return ret, err
}
ret = left
case int:
ret = int64(in.(int))
case int32:
ret = int64(in.(int32))
case int64:
ret = in.(int64)
case uint:
ret = int64(in.(uint))
case uint32:
ret = int64(in.(uint32))
case uint64:
ret = int64(in.(uint64))
default:
return 0, errors.New("could not parse value from input")
}
return ret, nil
}
func ParseBool(in interface{}) (bool, error) {
var result bool
if err := mapstructure.WeakDecode(in, &result); err != nil {
return false, err
}
return result, nil
}
func ParseCommaStringSlice(in interface{}) ([]string, error) {
var result []string
config := &mapstructure.DecoderConfig{
Result: &result,
WeaklyTypedInput: true,
DecodeHook: mapstructure.StringToSliceHookFunc(","),
}
decoder, err := mapstructure.NewDecoder(config)
if err != nil {
return nil, err
}
if err := decoder.Decode(in); err != nil {
return nil, err
}
return strutil.TrimStrings(result), nil
}
func ParseAddrs(addrs interface{}) ([]*sockaddr.SockAddrMarshaler, error) {
out := make([]*sockaddr.SockAddrMarshaler, 0)
stringAddrs := make([]string, 0)
switch addrs.(type) {
case string:
stringAddrs = strutil.ParseArbitraryStringSlice(addrs.(string), ",")
if len(stringAddrs) == 0 {
return nil, fmt.Errorf("unable to parse addresses from %v", addrs)
}
case []string:
stringAddrs = addrs.([]string)
case []interface{}:
for _, v := range addrs.([]interface{}) {
stringAddr, ok := v.(string)
if !ok {
return nil, fmt.Errorf("error parsing %v as string", v)
}
stringAddrs = append(stringAddrs, stringAddr)
}
default:
return nil, fmt.Errorf("unknown address input type %T", addrs)
}
for _, addr := range stringAddrs {
sa, err := sockaddr.NewSockAddr(addr)
if err != nil {
return nil, errwrap.Wrapf(fmt.Sprintf("error parsing address %q: {{err}}", addr), err)
}
out = append(out, &sockaddr.SockAddrMarshaler{
SockAddr: sa,
})
}
return out, nil
}
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