How to use replaceVars method of main Package

Best Syzkaller code snippet using main.replaceVars

caller.go

Source:caller.go

1// Copyright 2020 Clivern. All rights reserved.2// Use of this source code is governed by the MIT3// license that can be found in the LICENSE file.4package module5import (6	"context"7	b64 "encoding/base64"8	"fmt"9	"net/http"10	"regexp"11	"strconv"12	"strings"13	"time"14	"github.com/clivern/poodle/core/model"15	"github.com/clivern/poodle/core/util"16	. "github.com/logrusorgru/aurora/v3"17)18// Caller struct19type Caller struct {20	HTTPClient *HTTPClient21}22// Field struct23type Field struct {24	Prompt     string25	IsOptional bool26	Default    string27	Value      string28}29// NewCaller creates an instance of a caller30func NewCaller(httpClient *HTTPClient) Caller {31	client := Caller{}32	client.HTTPClient = httpClient33	return client34}35// GetFields get fields to collect from end user36func (c *Caller) GetFields(endpointID string, service *model.Service) map[string]Field {37	fields := make(map[string]Field)38	for _, end := range service.Endpoint {39		if fmt.Sprintf("%s - %s", service.Main.ID, end.ID) != endpointID {40			continue41		}42		// Get Service URL43		fields = c.MergeFields(fields, c.ParseFields(service.Main.ServiceURL))44		// Get api key if auth is api_key45		if service.Security.Scheme == "api_key" && !end.Public {46			fields = c.MergeFields(fields, c.ParseFields(service.Security.APIKey.Header[1]))47		}48		// Get bearer token if auth is bearer49		if service.Security.Scheme == "bearer" && !end.Public {50			fields = c.MergeFields(fields, c.ParseFields(service.Security.Bearer.Header[1]))51		}52		// Get username and password if auth is basic53		if service.Security.Scheme == "basic" && !end.Public {54			fields = c.MergeFields(fields, c.ParseFields(service.Security.Basic.Username))55			fields = c.MergeFields(fields, c.ParseFields(service.Security.Basic.Password))56		}57		// Get URI vars58		fields = c.MergeFields(fields, c.ParseFields(end.URI))59		// Get headers vars60		for _, header := range end.Headers {61			fields = c.MergeFields(fields, c.ParseFields(header[1]))62		}63		// Get parameters vars64		for _, parameter := range end.Parameters {65			fields = c.MergeFields(fields, c.ParseFields(parameter[1]))66		}67		// Get Body vars68		fields = c.MergeFields(fields, c.ParseFields(end.Body))69	}70	return fields71}72// ParseFields parses a string to fetch fields73func (c *Caller) ParseFields(data string) map[string]Field {74	var ita []string75	var key string76	var value string77	m := regexp.MustCompile(`{\$(.*?)}`)78	items := m.FindAllString(data, -1)79	fields := make(map[string]Field)80	for _, item := range items {81		if !strings.HasPrefix(item, `{$`) || !strings.HasSuffix(item, "}") {82			continue83		}84		if !strings.Contains(item, ":") {85			// Incase the item in this format {$var}86			item = strings.Replace(item, "$", "", -1)87			item = strings.Replace(item, "{", "", -1)88			item = strings.Replace(item, "}", "", -1)89			fields[item] = Field{90				Prompt:     fmt.Sprintf(`$%s%s (default=''):`, item, Red("*")),91				IsOptional: false,92				Default:    "",93			}94			continue95		}96		// Incase the item in this format {$var:default} or {$var:something:complex}97		// this will match and extract {$....: part98		m = regexp.MustCompile(`{\$(.*?):`)99		ita = m.FindAllString(item, -1)100		key = strings.TrimPrefix(ita[0], `{$`)101		key = strings.TrimSuffix(key, `:`)102		// this will match and extract :.....} part103		m = regexp.MustCompile(`:(.*?)}`)104		ita = m.FindAllString(item, -1)105		value = strings.TrimPrefix(ita[0], `:`)106		value = strings.TrimSuffix(value, `}`)107		fields[key] = Field{108			Prompt:     fmt.Sprintf(`$%s (default='%s'):`, key, Yellow(value)),109			IsOptional: true,110			Default:    value,111		}112	}113	return fields114}115// MergeFields merges two fields list116func (c *Caller) MergeFields(m1, m2 map[string]Field) map[string]Field {117	for k, v := range m2 {118		m1[k] = v119	}120	return m1121}122// Call calls the remote service123func (c *Caller) Call(endpointID string, service *model.Service, fields map[string]Field) (*http.Response, error) {124	var response *http.Response125	var err error126	for _, end := range service.Endpoint {127		if fmt.Sprintf("%s - %s", service.Main.ID, end.ID) != endpointID {128			continue129		}130		url := fmt.Sprintf(131			"%s%s",132			util.EnsureTrailingSlash(c.ReplaceVars(service.Main.ServiceURL, fields)),133			util.RemoveStartingSlash(c.ReplaceVars(end.URI, fields)),134		)135		data := c.ReplaceVars(end.Body, fields)136		parameters := make(map[string]string)137		headers := make(map[string]string)138		// add service global headers139		for _, header := range service.Main.Headers {140			headers[header[0]] = header[1]141		}142		// Add api key to headers if auth is api_key143		if service.Security.Scheme == "api_key" && !end.Public {144			headers[service.Security.APIKey.Header[0]] = c.ReplaceVars(service.Security.APIKey.Header[1], fields)145		}146		// Add bearer token to headers if auth is bearer147		if service.Security.Scheme == "bearer" && !end.Public {148			headers[service.Security.Bearer.Header[0]] = c.ReplaceVars(service.Security.Bearer.Header[1], fields)149		}150		// Add base64 of username & password if auth is basic151		if service.Security.Scheme == "basic" && !end.Public {152			username := c.ReplaceVars(service.Security.Basic.Username, fields)153			password := c.ReplaceVars(service.Security.Basic.Password, fields)154			headers[service.Security.Basic.Header[0]] = strings.Replace(155				service.Security.Basic.Header[1],156				"base64(username:password)",157				b64.StdEncoding.EncodeToString([]byte(fmt.Sprintf("%s:%s", username, password))),158				-1,159			)160		}161		// Get headers vars162		for _, header := range end.Headers {163			headers[header[0]] = c.ReplaceVars(header[1], fields)164		}165		// Get parameters vars166		for _, parameter := range end.Parameters {167			parameters[parameter[0]] = c.ReplaceVars(parameter[1], fields)168		}169		timeout, err := strconv.Atoi(strings.Replace(service.Main.Timeout, "s", "", -1))170		if err != nil {171			return response, err172		}173		c.HTTPClient.Timeout = time.Duration(timeout)174		if end.Method == "get" {175			response, err = c.HTTPClient.Get(176				context.TODO(),177				url,178				parameters,179				headers,180			)181		}182		if end.Method == "post" {183			response, err = c.HTTPClient.Post(184				context.TODO(),185				url,186				data,187				parameters,188				headers,189			)190		}191		if end.Method == "put" {192			response, err = c.HTTPClient.Put(193				context.TODO(),194				url,195				data,196				parameters,197				headers,198			)199		}200		if end.Method == "delete" {201			response, err = c.HTTPClient.Delete(202				context.TODO(),203				url,204				parameters,205				headers,206			)207		}208		if end.Method == "patch" {209			response, err = c.HTTPClient.Patch(210				context.TODO(),211				url,212				data,213				parameters,214				headers,215			)216		}217	}218	if err != nil {219		return response, err220	}221	return response, nil222}223// ReplaceVars replaces vars224func (c *Caller) ReplaceVars(data string, fields map[string]Field) string {225	for k, field := range fields {226		if field.IsOptional {227			data = strings.Replace(228				data,229				fmt.Sprintf("{$%s:%s}", k, field.Default),230				field.Value,231				-1,232			)233		} else {234			data = strings.Replace(235				data,236				fmt.Sprintf("{$%s}", k),237				field.Value,238				-1,239			)240		}241	}242	return data243}244// Pretty returns colored output245func (c *Caller) Pretty(response *http.Response) string {246	body, err := c.HTTPClient.ToString(response)247	if err != nil {248		body = fmt.Sprintf("Error %s", err.Error())249	}250	responseCode := c.HTTPClient.GetStatusCode(response)251	value := "\n---\n"252	value = value + fmt.Sprintf(253		"%s %d %s\n",254		Blue(response.Proto),255		Blue(responseCode),256		Cyan(http.StatusText(responseCode)),257	)258	for k, v := range response.Header {259		for _, h := range v {260			value = value + fmt.Sprintf("%s: %s\n", Cyan(k), h)261		}262	}263	value = value + fmt.Sprintf("\n%s", Yellow(body))264	return value265}...

main.go

Source:main.go

...65		c.Accepts("application/json")66		c.Set("content-type", "application/json; charset=utf-8")67		for _, v := range ConfigData {68			if v.Name == string(c.Params("namespace")+`/`+c.Params("name")) {69				shasum := GetShasum(replaceVars(v.ShasumsURL, c.Params("namespace"), c.Params("name"), c.Params("version"), c.Params("os"), c.Params("arch")), c.Params("os"), c.Params("arch"))70				resp := DownloadResp{71					Protocols:           v.Protocols,72					Os:                  c.Params("os"),73					Arch:                c.Params("arch"),74					Filename:            replaceVars(v.Filename, c.Params("namespace"), c.Params("name"), c.Params("version"), c.Params("os"), c.Params("arch")),75					DownloadURL:         replaceVars(v.DownloadURL, c.Params("namespace"), c.Params("name"), c.Params("version"), c.Params("os"), c.Params("arch")),76					ShasumsURL:          replaceVars(v.ShasumsURL, c.Params("namespace"), c.Params("name"), c.Params("version"), c.Params("os"), c.Params("arch")),77					ShasumsSignatureURL: replaceVars(v.ShasumsSignatureURL, c.Params("namespace"), c.Params("name"), c.Params("version"), c.Params("os"), c.Params("arch")),78					Shasum:              shasum,79					SigningKeys:         v.SigningKeys,80				}81				return c.JSON(resp)82			}83		}84		return c.JSON(&fiber.Map{85			"rrror":   "Not Found",86			"request": req,87		})88	})89	app.Get("/", func(c *fiber.Ctx) error {90		log.Println("GET /")91		c.Accepts("application/json")...

replaceVars

Using AI Code Generation

1import (2func main() {3	vars := map[string]string{4	}5	fmt.Println(replaceVars("{$var1} {$var2}", vars))6}7import (8func replaceVars(text string, vars map[string]string) string {9	re := regexp.MustCompile(`\{\$[a-zA-Z0-9]+\}`)10	return re.ReplaceAllStringFunc(text, func(match string) string {11		value := vars[match[2:len(match)-1]]12		if value == "" {13		}14	})15}

replaceVars

Using AI Code Generation

1import (2func main() {3	fmt.Println(replaceVars("Hello, $name!", map[string]string{"name": "Gopher"}))4}5import (6func replaceVars(s string, vars map[string]string) string {7	for k, v := range vars {8		s = strings.Replace(s, "$"+k, v, -1)9	}10}11import (12func main() {13	fmt.Println(replaceVars("Hello, $name!", map[string]string{"name": "Gopher"}))14}15import (16func replaceVars(s string, vars map[string]string) string {17	for k, v := range vars {18		s = strings.Replace(s, "$"+k, v, -1)19	}20}21import (22func main() {23	fmt.Println(replaceVars("Hello, $name!", map[string]string{"name": "Gopher"}))24}25import (26func replaceVars(s string, vars map[string]string) string {27	for k, v := range vars {28		s = strings.Replace(s, "$"+k, v, -1)29	}30}31import (32func main() {33	fmt.Println(replaceVars("Hello, $name!", map[string]string{"name": "Gopher"}))34}35import (36func replaceVars(s string, vars map[string]string) string {37	for k, v := range vars {38		s = strings.Replace(s, "$"+k, v, -1)39	}

replaceVars

Using AI Code Generation

1import (2func main() {3	fmt.Println(replaceVars(str, map[string]string{4	}))5}6import (7func replaceVars(str string, vars map[string]string) string {8	for k, v := range vars {9		str = strings.Replace(str, "$"+k, v, -1)10	}11}

replaceVars

Using AI Code Generation

1import (2func main() {3 fmt.Println(replaceVars("Hello $name, how are you?", map[string]string{"name": "Bob"}))4}5import (6func replaceVars(s string, vars map[string]string) string {7 for k, v := range vars {8  s = strings.Replace(s, "$"+k, v, -1)9 }10}

replaceVars

Using AI Code Generation

1import (2func main() {3	fmt.Println("Hello World")4	mainClass := new(MainClass)5	mainClass.replaceVars("hello {{name}}")6}7import (8type MainClass struct {9}10func (m *MainClass) replaceVars(str string) {11	re := regexp.MustCompile(`\{\{(.+?)\}\}`)12	str = re.ReplaceAllString(str, "world")13	fmt.Println(str)14}15Your name to display (optional):16Your name to display (optional):17import (18func main() {19    fmt.Println("Hello World")20    mainClass := new(MainClass)21    mainClass.replaceVars("hello {{name}}")22}23Your name to display (optional):

replaceVars

Using AI Code Generation

1import (2func main() {3	var mainObj = mainClass{}4	mainObj.replaceVars("Hello $name, how are you $name?")5}6import (7type mainClass struct {8}9func (m mainClass) replaceVars(input string) {10	var regex = regexp.MustCompile(`\$(\w+)`)11	var replaced = regex.ReplaceAllString(input, "John")12	fmt.Println(replaced)13}14import (15func main() {16	fmt.Print("Enter the function you want to run: ")17	fmt.Scanln(&input)18	runFunction(input)19}20func runFunction(input string) {21	fmt.Println("Running function with input: ", input)22}23import (24func main() {25	fmt.Print("Enter the function you want to run

replaceVars

Using AI Code Generation

1import (2func main() {3    m := mainClass{4        "Hello ${name}, ${greeting}",5        map[string]string{6        },7    }8    fmt.Println(m.replaceVars())9}10type mainClass struct {11}12func (m mainClass) replaceVars() string {13    for k, v := range m.vars {14        m.str = strings.ReplaceAll(m.str, "${"+k+"}", v)15    }16}

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