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id.go
41 lines (34 loc) · 751 Bytes
/
id.go
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package utils
import (
"crypto/sha1"
"fmt"
"os"
"github.com/jxskiss/base62"
"github.com/lithammer/shortuuid/v3"
)
const (
RoomPrefix = "RM_"
NodePrefix = "ND_"
ParticipantPrefix = "PA_"
TrackPrefix = "TR_"
APIKeyPrefix = "API"
RecordingPrefix = "RR_"
RPCPrefix = "RPC"
)
func NewGuid(prefix string) string {
return prefix + shortuuid.New()[:12]
}
// Creates a hashed ID from a unique string
func HashedID(id string) string {
h := sha1.New()
h.Write([]byte(id))
val := h.Sum(nil)
return base62.EncodeToString(val)
}
func LocalNodeID() (string, error) {
hostname, err := os.Hostname()
if err != nil {
return "", err
}
return fmt.Sprintf("%s%s", NodePrefix, HashedID(hostname)[:8]), nil
}