MINOR: add support for sc-set-gpt(sc-id,idx)

parsers/actions/sc-set-gpt.go

@@ -0,0 +1,118 @@
+/*
+Copyright 2024 HAProxy Technologies
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package actions
+
+import (
+	"fmt"
+	"strconv"
+	"strings"
+
+	"github.com/haproxytech/config-parser/v5/common"
+	"github.com/haproxytech/config-parser/v5/errors"
+	"github.com/haproxytech/config-parser/v5/types"
+)
+
+type ScSetGpt struct {
+	ScID     string
+	Idx      int64
+	Int      *int64
+	Expr     common.Expression
+	Cond     string
+	CondTest string
+	Comment  string
+}
+
+func (f *ScSetGpt) Parse(parts []string, parserType types.ParserType, comment string) error {
+	if comment != "" {
+		f.Comment = comment
+	}
+	if len(parts) < 3 {
+		return fmt.Errorf("not enough params")
+	}
+	var data string
+	var command []string
+	switch parserType {
+	case types.HTTP:
+		data = parts[1]
+		command = parts[2:]
+	case types.TCP:
+		data = parts[2]
+		command = parts[3:]
+	}
+
+	// sc-get-gpt(sc-id,idx)
+	start := len("sc-set-gpt(")
+	end := len(data) - 1 // ignore ")"
+	idIdx := strings.Split(data[start:end], ",")
+	if len(idIdx) != 2 {
+		return fmt.Errorf("missing sc-id and/or idx")
+	}
+	var err error
+	f.ScID = idIdx[0]
+	f.Idx, err = strconv.ParseInt(idIdx[1], 10, 64)
+	if err != nil {
+		return fmt.Errorf("failed to parse idx: %w", err)
+	}
+
+	// { <int> | <expr> } [ { if | unless } <condition> ]
+	command, condition := common.SplitRequest(command)
+	if len(command) < 1 {
+		return errors.ErrInvalidData
+	}
+	i, err := strconv.ParseInt(command[0], 10, 64)
+	if err == nil {
+		f.Int = &i
+	} else {
+		expr := common.Expression{}
+		err := expr.Parse(command)
+		if err != nil {
+			return fmt.Errorf("not enough params")
+		}
+		f.Expr = expr
+	}
+	if len(condition) > 1 {
+		f.Cond = condition[0]
+		f.CondTest = strings.Join(condition[1:], " ")
+	}
+	return nil
+}
+
+func (f *ScSetGpt) String() string {
+	var result strings.Builder
+	result.Grow(64)
+	result.WriteString("sc-set-gpt(")
+	result.WriteString(f.ScID)
+	result.WriteByte(',')
+	result.WriteString(strconv.FormatInt(f.Idx, 10))
+	result.WriteString(") ")
+	if f.Int != nil {
+		result.WriteString(strconv.FormatInt(*f.Int, 10))
+	} else {
+		result.WriteString(f.Expr.String())
+	}
+	if f.Cond != "" {
+		result.WriteString(" ")
+		result.WriteString(f.Cond)
+		result.WriteString(" ")
+		result.WriteString(f.CondTest)
+	}
+	return result.String()
+}
+
+func (f *ScSetGpt) GetComment() string {
+	return f.Comment
+}

parsers/http/http-request.go

@@ -161,6 +161,8 @@ func (h *Requests) Parse(line string, parts []string, comment string) (string, e
 				err = h.ParseHTTPRequest(&actions.ScIncGpc0{}, parts, comment)
 			case strings.HasPrefix(parts[1], "sc-inc-gpc1("):
 				err = h.ParseHTTPRequest(&actions.ScIncGpc1{}, parts, comment)
+			case strings.HasPrefix(parts[1], "sc-set-gpt("):
+				err = h.ParseHTTPRequest(&actions.ScSetGpt{}, parts, comment)
 			case strings.HasPrefix(parts[1], "sc-set-gpt0("):
 				err = h.ParseHTTPRequest(&actions.ScSetGpt0{}, parts, comment)
 			case strings.HasPrefix(parts[1], "set-var("):

parsers/http/http-response.go

@@ -113,6 +113,8 @@ func (h *Responses) Parse(line string, parts []string, comment string) (string,
 				err = h.ParseHTTPResponse(&actions.ScIncGpc0{}, parts, comment)
 			case strings.HasPrefix(parts[1], "sc-inc-gpc1("):
 				err = h.ParseHTTPResponse(&actions.ScIncGpc1{}, parts, comment)
+			case strings.HasPrefix(parts[1], "sc-set-gpt("):
+				err = h.ParseHTTPResponse(&actions.ScSetGpt{}, parts, comment)
 			case strings.HasPrefix(parts[1], "sc-set-gpt0("):
 				err = h.ParseHTTPResponse(&actions.ScSetGpt0{}, parts, comment)
 			case strings.HasPrefix(parts[1], "set-map("):

parsers/tcp/types/connection.go

@@ -87,6 +87,8 @@ func (f *Connection) Parse(parts []string, comment string) error {
 			err = f.ParseAction(&actions.ScIncGpc0{}, parts)
 		case strings.HasPrefix(parts[2], "sc-inc-gpc1("):
 			err = f.ParseAction(&actions.ScIncGpc1{}, parts)
+		case strings.HasPrefix(parts[2], "sc-set-gpt("):
+			err = f.ParseAction(&actions.ScSetGpt{}, parts)
 		case strings.HasPrefix(parts[2], "sc-set-gpt0"):
 			err = f.ParseAction(&actions.ScSetGpt0{}, parts)
 		case strings.HasPrefix(parts[2], "unset-var"):

parsers/tcp/types/content.go

@@ -99,6 +99,8 @@ func (f *Content) Parse(parts []string, comment string) error { //nolint:gocyclo
 			err = f.ParseAction(&actions.ScIncGpc0{}, parts)
 		case strings.HasPrefix(parts[2], "sc-inc-gpc1("):
 			err = f.ParseAction(&actions.ScIncGpc1{}, parts)
+		case strings.HasPrefix(parts[2], "sc-set-gpt("):
+			err = f.ParseAction(&actions.ScSetGpt{}, parts)
 		case strings.HasPrefix(parts[2], "sc-set-gpt0"):
 			err = f.ParseAction(&actions.ScSetGpt0{}, parts)
 		case strings.HasPrefix(parts[2], "set-var("):

parsers/tcp/types/session.go

@@ -69,6 +69,8 @@ func (f *Session) Parse(parts []string, comment string) error {
 			err = f.ParseAction(&actions.ScIncGpc0{}, parts)
 		case strings.HasPrefix(parts[2], "sc-inc-gpc1("):
 			err = f.ParseAction(&actions.ScIncGpc1{}, parts)
+		case strings.HasPrefix(parts[2], "sc-set-gpt("):
+			err = f.ParseAction(&actions.ScSetGpt{}, parts)
 		case strings.HasPrefix(parts[2], "sc-set-gpt0"):
 			err = f.ParseAction(&actions.ScSetGpt0{}, parts)
 		case strings.HasPrefix(parts[2], "set-var("):