feat: Add ACL LOG (#2536)

* feat: Add ACL LOG

Signed-off-by: monkey92t <golang@88.com>

---------

Signed-off-by: monkey92t <golang@88.com>
Co-authored-by: Anuragkillswitch <70265851+Anuragkillswitch@users.noreply.github.com>
Co-authored-by: ktsivkov <ktsivkov@gmail.com>
Co-authored-by: Elena Kolevska <elena@kolevska.com>
Co-authored-by: monkey92t <golang@88.com>

command.go

@@ -5057,3 +5057,112 @@ func parseClientInfo(txt string) (info *ClientInfo, err error) {
 
 	return info, nil
 }
+
+// -------------------------------------------
+
+type ACLLogEntry struct {
+	Count                int64
+	Reason               string
+	Context              string
+	Object               string
+	Username             string
+	AgeSeconds           float64
+	ClientInfo           *ClientInfo
+	EntryID              int64
+	TimestampCreated     int64
+	TimestampLastUpdated int64
+}
+
+type ACLLogCmd struct {
+	baseCmd
+
+	val []*ACLLogEntry
+}
+
+var _ Cmder = (*ACLLogCmd)(nil)
+
+func NewACLLogCmd(ctx context.Context, args ...interface{}) *ACLLogCmd {
+	return &ACLLogCmd{
+		baseCmd: baseCmd{
+			ctx:  ctx,
+			args: args,
+		},
+	}
+}
+
+func (cmd *ACLLogCmd) SetVal(val []*ACLLogEntry) {
+	cmd.val = val
+}
+
+func (cmd *ACLLogCmd) Val() []*ACLLogEntry {
+	return cmd.val
+}
+
+func (cmd *ACLLogCmd) Result() ([]*ACLLogEntry, error) {
+	return cmd.Val(), cmd.Err()
+}
+
+func (cmd *ACLLogCmd) String() string {
+	return cmdString(cmd, cmd.val)
+}
+
+func (cmd *ACLLogCmd) readReply(rd *proto.Reader) error {
+	n, err := rd.ReadArrayLen()
+	if err != nil {
+		return err
+	}
+
+	cmd.val = make([]*ACLLogEntry, n)
+	for i := 0; i < n; i++ {
+		cmd.val[i] = &ACLLogEntry{}
+		entry := cmd.val[i]
+		respLen, err := rd.ReadMapLen()
+		if err != nil {
+			return err
+		}
+		for j := 0; j < respLen; j++ {
+			key, err := rd.ReadString()
+			if err != nil {
+				return err
+			}
+
+			switch key {
+			case "count":
+				entry.Count, err = rd.ReadInt()
+			case "reason":
+				entry.Reason, err = rd.ReadString()
+			case "context":
+				entry.Context, err = rd.ReadString()
+			case "object":
+				entry.Object, err = rd.ReadString()
+			case "username":
+				entry.Username, err = rd.ReadString()
+			case "age-seconds":
+				entry.AgeSeconds, err = rd.ReadFloat()
+			case "client-info":
+				txt, err := rd.ReadString()
+				if err != nil {
+					return err
+				}
+				entry.ClientInfo, err = parseClientInfo(strings.TrimSpace(txt))
+				if err != nil {
+					return err
+				}
+			case "entry-id":
+				entry.EntryID, err = rd.ReadInt()
+			case "timestamp-created":
+				entry.TimestampCreated, err = rd.ReadInt()
+			case "timestamp-last-updated":
+				entry.TimestampLastUpdated, err = rd.ReadInt()
+			default:
+				return fmt.Errorf("redis: unexpected key %q in ACL LOG reply", key)
+			}
+
+			if err != nil {
+				return err
+			}
+		}
+	}
+
+	return nil
+}