/
put.go
75 lines (68 loc) · 1.79 KB
/
put.go
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package https
import (
"errors"
"github.com/redis/go-redis/v9"
"github.com/yangkequn/saavuu/config"
"github.com/yangkequn/saavuu/permission"
)
var ErrEmptyKeyOrField = errors.New("empty key or field")
var ErrOperationNotPermited = errors.New("operation permission denied")
func (svcCtx *HttpContext) PutHandler() (data interface{}, err error) {
//use remote service map to handle request
var (
bytes []byte
operation string
rds *redis.Client
)
if rds, err = config.GetRdsClientByName(svcCtx.RedisDataSource); err != nil {
return nil, err
}
if operation, err = svcCtx.KeyFieldAtJwt(); err != nil {
return "", err
}
if !permission.IsPermitted(svcCtx.Key, operation) {
return "false", ErrOperationNotPermited
}
switch svcCtx.Cmd {
case "SET":
if svcCtx.Key == "" || svcCtx.Field == "" {
return "false", ErrEmptyKeyOrField
}
if bytes, err = svcCtx.MsgpackBody(); err != nil {
return "false", err
}
cmd := rds.Set(svcCtx.Ctx, svcCtx.Key+":"+svcCtx.Field, bytes, 0)
if err = cmd.Err(); err != nil {
return "false", err
}
return "true", nil
case "HSET":
//error if empty Key or Field
if svcCtx.Key == "" || svcCtx.Field == "" {
return "false", ErrEmptyKeyOrField
}
if bytes, err = svcCtx.MsgpackBody(); err != nil {
return "false", err
}
cmd := rds.HSet(svcCtx.Ctx, svcCtx.Key, svcCtx.Field, bytes)
if err = cmd.Err(); err != nil {
return "false", err
}
return "true", nil
case "RPUSH":
//error if empty Key or Field
if svcCtx.Key == "" {
return "false", ErrEmptyKeyOrField
}
if bytes, err = svcCtx.MsgpackBody(); err != nil {
return "false", err
}
cmd := rds.RPush(svcCtx.Ctx, svcCtx.Key, bytes)
if err = cmd.Err(); err != nil {
return "false", err
}
return "true", nil
default:
return nil, ErrBadCommand
}
}