ledisdb/server/cmd_server.go

93 lines
1.5 KiB
Go

package server
import (
"github.com/siddontang/go/hack"
"strconv"
"strings"
)
func pingCommand(c *client) error {
c.resp.writeStatus(PONG)
return nil
}
func echoCommand(c *client) error {
if len(c.args) != 1 {
return ErrCmdParams
}
c.resp.writeBulk(c.args[0])
return nil
}
func selectCommand(c *client) error {
if len(c.args) != 1 {
return ErrCmdParams
}
if index, err := strconv.Atoi(hack.String(c.args[0])); err != nil {
return err
} else {
if c.db.IsInMulti() {
if err := c.script.Select(index); err != nil {
return err
} else {
c.db = c.script.DB
}
} else {
if db, err := c.ldb.Select(index); err != nil {
return err
} else {
c.db = db
}
}
c.resp.writeStatus(OK)
}
return nil
}
func infoCommand(c *client) error {
if len(c.args) > 1 {
return ErrCmdParams
}
var section string
if len(c.args) == 1 {
section = strings.ToLower(hack.String(c.args[0]))
}
buf := c.app.info.Dump(section)
c.resp.writeBulk(buf)
return nil
}
func flushallCommand(c *client) error {
err := c.ldb.FlushAll()
if err != nil {
return err
}
c.resp.writeStatus(OK)
return nil
}
func flushdbCommand(c *client) error {
_, err := c.db.FlushAll()
if err != nil {
return err
}
c.resp.writeStatus(OK)
return nil
}
func init() {
register("ping", pingCommand)
register("echo", echoCommand)
register("select", selectCommand)
register("info", infoCommand)
register("flushall", flushallCommand)
register("flushdb", flushdbCommand)
}