Merge pull request #58 from aykhans/hotfix/maxuint

🚑 Replace 'math.MaxUint32' with static variable

.github/workflows/publish-docker-image.yml

@@ -0,0 +1,86 @@
+name: publish-docker-image
+
+on:
+  push:
+    tags:
+      # Match stable and pre versions, such as 'v1.0.0', 'v0.23.0-a', 'v0.23.0-a.2', 'v0.23.0-b', 'v0.23.0-b.3'
+      - "v*.*.*"
+      - "v*.*.*-a"
+      - "v*.*.*-a.*"
+      - "v*.*.*-b"
+      - "v*.*.*-b.*"
+
+jobs:
+  build-and-push-stable-image:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Extract build args
+        # Extract version number and check if it's an pre version
+        run: |
+          if [[ "${GITHUB_REF_NAME}" =~ ^v[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
+              echo "PRE_RELEASE=false" >> $GITHUB_ENV
+          else
+              echo "PRE_RELEASE=true" >> $GITHUB_ENV
+          fi
+          echo "VERSION=${GITHUB_REF_NAME#v}" >> $GITHUB_ENV
+
+      - name: Login to Docker Hub
+        uses: docker/login-action@v3
+        with:
+          username: aykhans
+          password: ${{ secrets.DOCKER_TOKEN }}
+
+      - name: Set up Docker Buildx
+        id: buildx
+        uses: docker/setup-buildx-action@v3
+        with:
+          install: true
+          version: v0.9.1
+
+      # Metadata for stable versions
+      - name: Docker meta for stable
+        id: meta-stable
+        if: env.PRE_RELEASE == 'false'
+        uses: docker/metadata-action@v5
+        with:
+          images: |
+            aykhans/dodo
+          tags: |
+            type=semver,pattern={{version}},value=${{ env.VERSION }}
+            type=raw,value=stable
+          flavor: |
+            latest=true
+          labels: |
+            org.opencontainers.image.version=${{ env.VERSION }}
+
+      # Metadata for pre versions
+      - name: Docker meta for pre
+        id: meta-pre
+        if: env.PRE_RELEASE == 'true'
+        uses: docker/metadata-action@v5
+        with:
+          images: |
+            aykhans/dodo
+          tags: |
+            type=raw,value=${{ env.VERSION }}
+          labels: |
+            org.opencontainers.image.version=${{ env.VERSION }}
+
+      - name: Build and Push
+        id: docker_build
+        uses: docker/build-push-action@v6
+        with:
+          context: ./
+          file: ./Dockerfile
+          platforms: linux/amd64,linux/arm64
+          push: true
+          tags: ${{ steps.meta-stable.outputs.tags || steps.meta-pre.outputs.tags }}
+          labels: ${{ steps.meta-stable.outputs.labels || steps.meta-pre.outputs.labels }}

Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.22.6-alpine AS builder
+FROM golang:1.23.2-alpine AS builder
 
 WORKDIR /dodo
 

README.md

@@ -1,6 +1,6 @@
 <h1 align="center">Dodo is a simple and easy-to-use HTTP benchmarking tool.</h1>
 <p align="center">
-<img width="30%" height="30%" src="https://raw.githubusercontent.com/aykhans/dodo/main/assets/dodo.png">
+<img width="30%" height="30%" src="https://ftp.aykhans.me/web/client/pubshares/hB6VSdCnBCr8gFPeiMuCji/browse?path=%2Fdodo.png">
 </p>
 
 ## Installation
@@ -49,7 +49,7 @@ dodo -u https://example.com -m GET -d 10 -r 1000 -t 2000
 ```
 With Docker:
 ```sh
-docker run --rm aykhans/dodo -u https://example.com -m GET -d 10 -r 1000 -t 2000
+docker run --rm -i aykhans/dodo -u https://example.com -m GET -d 10 -r 1000 -t 2000
 ```
 
 ### 2. JSON config file
@@ -59,13 +59,13 @@ You can find an example config structure in the [config.json](https://github.com
     "method": "GET",
     "url": "https://example.com",
     "no_proxy_check": false,
-    "timeout": 2000,
+    "timeout": 10000,
-    "dodos_count": 10,
+    "dodos_count": 1,
-    "request_count": 1000,
+    "request_count": 1,
     "params": {},
     "headers": {},
     "cookies": {},
-    "body": [""],
+    "body": [],
     "proxies": [
         {
             "url": "http://example.com:8080",
@@ -85,7 +85,7 @@ dodo -c /path/config.json
 ```
 With Docker:
 ```sh
-docker run --rm -v ./path/config.json:/dodo/config.json -i aykhans/dodo
+docker run --rm -i -v ./path/config.json:/dodo/config.json aykhans/dodo
 ```
 
 ### 3. Both (CLI & JSON)
@@ -96,7 +96,7 @@ dodo -c /path/config.json -u https://example.com -m GET -d 10 -r 1000 -t 2000
 ```
 With Docker:
 ```sh
-docker run --rm -v ./path/config.json:/dodo/config.json -i aykhans/dodo -u https://example.com -m GET -d 10 -r 1000 -t 2000
+docker run --rm -i -v ./path/config.json:/dodo/config.json aykhans/dodo -u https://example.com -m GET -d 10 -r 1000 -t 2000
 ```
 
 ## CLI and JSON Config Parameters

config.json

@@ -3,12 +3,12 @@
     "url": "https://example.com",
     "no_proxy_check": false,
     "timeout": 10000,
-    "dodos_count": 50,
+    "dodos_count": 1,
-    "request_count": 1000,
+    "request_count": 1,
     "params": {},
     "headers": {},
     "cookies": {},
-    "body": [""],
+    "body": [],
     "proxies": [
         {
             "url": "http://example.com:8080",
@@ -19,4 +19,4 @@
             "url": "http://example.com:8080"
         }
     ]
-}
+}

config/config.go

@@ -6,25 +6,22 @@ import (
 	"os"
 	"time"
 
+	. "github.com/aykhans/dodo/types"
 	"github.com/aykhans/dodo/utils"
 	"github.com/jedib0t/go-pretty/v6/table"
 )
 
 const (
-	VERSION                 string = "0.5.2"
+	VERSION                 string = "0.5.4"
 	DefaultUserAgent        string = "Dodo/" + VERSION
 	ProxyCheckURL           string = "https://www.google.com"
 	DefaultMethod           string = "GET"
 	DefaultTimeout          uint32 = 10000 // Milliseconds (10 seconds)
 	DefaultDodosCount       uint   = 1
-	DefaultRequestCount     uint   = 1000
+	DefaultRequestCount     uint   = 1
 	MaxDodosCountForProxies uint   = 20 // Max dodos count for proxy check
 )
 
-type IConfig interface {
-	MergeConfigs(newConfig IConfig) IConfig
-}
-
 type RequestConfig struct {
 	Method       string
 	URL          *url.URL
@@ -48,6 +45,12 @@ func (config *RequestConfig) Print() {
 		{Number: 2, WidthMax: 50},
 	})
 
+	newHeaders := make(map[string][]string)
+	newHeaders["User-Agent"] = []string{DefaultUserAgent}
+	for k, v := range config.Headers {
+		newHeaders[k] = v
+	}
+
 	t.AppendHeader(table.Row{"Request Configuration"})
 	t.AppendRow(table.Row{"Method", config.Method})
 	t.AppendSeparator()
@@ -57,11 +60,11 @@ func (config *RequestConfig) Print() {
 	t.AppendSeparator()
 	t.AppendRow(table.Row{"Dodos", config.DodosCount})
 	t.AppendSeparator()
-	t.AppendRow(table.Row{"Request", config.RequestCount})
+	t.AppendRow(table.Row{"Requests", config.RequestCount})
 	t.AppendSeparator()
 	t.AppendRow(table.Row{"Params", utils.MarshalJSON(config.Params, 3)})
 	t.AppendSeparator()
-	t.AppendRow(table.Row{"Headers", utils.MarshalJSON(config.Headers, 3)})
+	t.AppendRow(table.Row{"Headers", utils.MarshalJSON(newHeaders, 3)})
 	t.AppendSeparator()
 	t.AppendRow(table.Row{"Cookies", utils.MarshalJSON(config.Cookies, 3)})
 	t.AppendSeparator()
@@ -90,12 +93,32 @@ func (config *RequestConfig) GetMaxConns(minConns uint) uint {
 }
 
 type Config struct {
-	Method       string              `json:"method" validate:"http_method"` // custom validations: http_method
+	Method       string       `json:"method" validate:"http_method"` // custom validations: http_method
-	URL          string              `json:"url" validate:"http_url,required"`
+	URL          string       `json:"url" validate:"http_url,required"`
-	Timeout      uint32              `json:"timeout" validate:"gte=1,lte=100000"`
+	Timeout      uint32       `json:"timeout" validate:"gte=1,lte=100000"`
-	DodosCount   uint                `json:"dodos_count" validate:"gte=1"`
+	DodosCount   uint         `json:"dodos_count" validate:"gte=1"`
-	RequestCount uint                `json:"request_count" validation_name:"request-count" validate:"gte=1"`
+	RequestCount uint         `json:"request_count" validation_name:"request-count" validate:"gte=1"`
-	NoProxyCheck utils.IOption[bool] `json:"no_proxy_check"`
+	NoProxyCheck Option[bool] `json:"no_proxy_check"`
+}
+
+func NewConfig(
+	method string,
+	timeout uint32,
+	dodosCount uint,
+	requestCount uint,
+	noProxyCheck Option[bool],
+) *Config {
+	if noProxyCheck == nil {
+		noProxyCheck = NewNoneOption[bool]()
+	}
+
+	return &Config{
+		Method:       method,
+		Timeout:      timeout,
+		DodosCount:   dodosCount,
+		RequestCount: requestCount,
+		NoProxyCheck: noProxyCheck,
+	}
 }
 
 func (config *Config) MergeConfigs(newConfig *Config) {
@@ -133,7 +156,7 @@ func (config *Config) SetDefaults() {
 		config.RequestCount = DefaultRequestCount
 	}
 	if config.NoProxyCheck.IsNone() {
-		config.NoProxyCheck = utils.NewOption(false)
+		config.NoProxyCheck = NewOption(false)
 	}
 }
 
@@ -144,7 +167,7 @@ type Proxy struct {
 }
 
 type JSONConfig struct {
-	Config
+	*Config
 	Params  map[string][]string `json:"params"`
 	Headers map[string][]string `json:"headers"`
 	Cookies map[string][]string `json:"cookies"`
@@ -152,8 +175,21 @@ type JSONConfig struct {
 	Body    []string            `json:"body"`
 }
 
+func NewJSONConfig(
+	config *Config,
+	params map[string][]string,
+	headers map[string][]string,
+	cookies map[string][]string,
+	proxies []Proxy,
+	body []string,
+) *JSONConfig {
+	return &JSONConfig{
+		config, params, headers, cookies, proxies, body,
+	}
+}
+
 func (config *JSONConfig) MergeConfigs(newConfig *JSONConfig) {
-	config.Config.MergeConfigs(&newConfig.Config)
+	config.Config.MergeConfigs(newConfig.Config)
 	if len(newConfig.Params) != 0 {
 		config.Params = newConfig.Params
 	}
@@ -172,14 +208,27 @@ func (config *JSONConfig) MergeConfigs(newConfig *JSONConfig) {
 }
 
 type CLIConfig struct {
-	Config
+	*Config
-	Yes        bool   `json:"yes" validate:"omitempty"`
+	Yes        Option[bool]   `json:"yes" validate:"omitempty"`
 	ConfigFile string `validation_name:"config-file" validate:"omitempty,filepath"`
 }
 
+func NewCLIConfig(
+	config *Config,
+	yes Option[bool],
+	configFile string,
+) *CLIConfig {
+	return &CLIConfig{
+		config, yes, configFile,
+	}
+}
+
 func (config *CLIConfig) MergeConfigs(newConfig *CLIConfig) {
-	config.Config.MergeConfigs(&newConfig.Config)
+	config.Config.MergeConfigs(newConfig.Config)
 	if newConfig.ConfigFile != "" {
 		config.ConfigFile = newConfig.ConfigFile
 	}
+	if !newConfig.Yes.IsNone() {
+		config.Yes = newConfig.Yes
+	}
 }

custom_errors/formaters.go

@@ -19,10 +19,6 @@ func OSErrorFormater(err error) error {
 	return ErrInvalidFile
 }
 
-func CobraErrorFormater(err error) error {
-	return err
-}
-
 func shortenNamespace(namespace string) string {
 	return namespace[strings.Index(namespace, ".")+1:]
 }

go.mod

@@ -1,14 +1,12 @@
 module github.com/aykhans/dodo
 
-go 1.22.6
+go 1.23.2
 
 require (
 	github.com/go-playground/validator/v10 v10.23.0
-	github.com/jedib0t/go-pretty/v6 v6.6.2
+	github.com/jedib0t/go-pretty/v6 v6.6.5
-	github.com/spf13/cobra v1.8.1
+	github.com/valyala/fasthttp v1.58.0
-	github.com/spf13/pflag v1.0.5
+	golang.org/x/net v0.32.0
-	github.com/valyala/fasthttp v1.57.0
-	golang.org/x/net v0.31.0
 )
 
 require (
@@ -16,14 +14,13 @@ require (
 	github.com/gabriel-vasile/mimetype v1.4.4 // indirect
 	github.com/go-playground/locales v0.14.1 // indirect
 	github.com/go-playground/universal-translator v0.18.1 // indirect
-	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/klauspost/compress v1.17.11 // indirect
 	github.com/leodido/go-urn v1.4.0 // indirect
 	github.com/mattn/go-runewidth v0.0.15 // indirect
 	github.com/rivo/uniseg v0.4.7 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
-	golang.org/x/crypto v0.29.0 // indirect
+	golang.org/x/crypto v0.31.0 // indirect
-	golang.org/x/sys v0.27.0 // indirect
+	golang.org/x/sys v0.28.0 // indirect
-	golang.org/x/term v0.26.0 // indirect
+	golang.org/x/term v0.27.0 // indirect
-	golang.org/x/text v0.20.0 // indirect
+	golang.org/x/text v0.21.0 // indirect
 )

go.sum

@@ -1,6 +1,5 @@
 github.com/andybalholm/brotli v1.1.1 h1:PR2pgnyFznKEugtsUo0xLdDop5SKXd5Qf5ysW+7XdTA=
 github.com/andybalholm/brotli v1.1.1/go.mod h1:05ib4cKhjx3OQYUY22hTVd34Bc8upXjOLL2rKwwZBoA=
-github.com/cpuguy83/go-md2man/v2 v2.0.4/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/gabriel-vasile/mimetype v1.4.4 h1:QjV6pZ7/XZ7ryI2KuyeEDE8wnh7fHP9YnQy+R0LnH8I=
@@ -13,10 +12,8 @@ github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJn
 github.com/go-playground/universal-translator v0.18.1/go.mod h1:xekY+UJKNuX9WP91TpwSH2VMlDf28Uj24BCp08ZFTUY=
 github.com/go-playground/validator/v10 v10.23.0 h1:/PwmTwZhS0dPkav3cdK9kV1FsAmrL8sThn8IHr/sO+o=
 github.com/go-playground/validator/v10 v10.23.0/go.mod h1:dbuPbCMFw/DrkbEynArYaCwl3amGuJotoKCe95atGMM=
-github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
+github.com/jedib0t/go-pretty/v6 v6.6.5 h1:9PgMJOVBedpgYLI56jQRJYqngxYAAzfEUua+3NgSqAo=
-github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
+github.com/jedib0t/go-pretty/v6 v6.6.5/go.mod h1:Uq/HrbhuFty5WSVNfjpQQe47x16RwVGXIveNGEyGtHs=
-github.com/jedib0t/go-pretty/v6 v6.6.2 h1:27bLj3nRODzaiA7tPIxy9UVWHoPspFfME9XxgwiiNsM=
-github.com/jedib0t/go-pretty/v6 v6.6.2/go.mod h1:zbn98qrYlh95FIhwwsbIip0LYpwSG8SUOScs+v9/t0E=
 github.com/klauspost/compress v1.17.11 h1:In6xLpyWOi1+C7tXUUWv2ot1QvBjxevKAaI6IXrJmUc=
 github.com/klauspost/compress v1.17.11/go.mod h1:pMDklpSncoRMuLFrf1W9Ss9KT+0rH90U12bZKk7uwG0=
 github.com/leodido/go-urn v1.4.0 h1:WT9HwE9SGECu3lg4d/dIA+jxlljEa1/ffXKmRjqdmIQ=
@@ -28,29 +25,23 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
 github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
 github.com/rivo/uniseg v0.4.7 h1:WUdvkW8uEhrYfLC4ZzdpI2ztxP1I582+49Oc5Mq64VQ=
 github.com/rivo/uniseg v0.4.7/go.mod h1:FN3SvrM+Zdj16jyLfmOkMNblXMcoc8DfTHruCPUcx88=
-github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
-github.com/spf13/cobra v1.8.1 h1:e5/vxKd/rZsfSJMUX1agtjeTDf+qv1/JdBF8gg5k9ZM=
-github.com/spf13/cobra v1.8.1/go.mod h1:wHxEcudfqmLYa8iTfL+OuZPbBZkmvliBWKIezN3kD9Y=
-github.com/spf13/pflag v1.0.5 h1:iy+VFUOCP1a+8yFto/drg2CJ5u0yRoB7fZw3DKv/JXA=
-github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An2Bg=
 github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
 github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
 github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
-github.com/valyala/fasthttp v1.57.0 h1:Xw8SjWGEP/+wAAgyy5XTvgrWlOD1+TxbbvNADYCm1Tg=
+github.com/valyala/fasthttp v1.58.0 h1:GGB2dWxSbEprU9j0iMJHgdKYJVDyjrOwF9RE59PbRuE=
-github.com/valyala/fasthttp v1.57.0/go.mod h1:h6ZBaPRlzpZ6O3H5t2gEk1Qi33+TmLvfwgLLp0t9CpE=
+github.com/valyala/fasthttp v1.58.0/go.mod h1:SYXvHHaFp7QZHGKSHmoMipInhrI5StHrhDTYVEjK/Kw=
 github.com/xyproto/randomstring v1.0.5 h1:YtlWPoRdgMu3NZtP45drfy1GKoojuR7hmRcnhZqKjWU=
 github.com/xyproto/randomstring v1.0.5/go.mod h1:rgmS5DeNXLivK7YprL0pY+lTuhNQW3iGxZ18UQApw/E=
-golang.org/x/crypto v0.29.0 h1:L5SG1JTTXupVV3n6sUqMTeWbjAyfPwoda2DLX8J8FrQ=
+golang.org/x/crypto v0.31.0 h1:ihbySMvVjLAeSH1IbfcRTkD/iNscyz8rGzjF/E5hV6U=
-golang.org/x/crypto v0.29.0/go.mod h1:+F4F4N5hv6v38hfeYwTdx20oUvLLc+QfrE9Ax9HtgRg=
+golang.org/x/crypto v0.31.0/go.mod h1:kDsLvtWBEx7MV9tJOj9bnXsPbxwJQ6csT/x4KIN4Ssk=
-golang.org/x/net v0.31.0 h1:68CPQngjLL0r2AlUKiSxtQFKvzRVbnzLwMUn5SzcLHo=
+golang.org/x/net v0.32.0 h1:ZqPmj8Kzc+Y6e0+skZsuACbx+wzMgo5MQsJh9Qd6aYI=
-golang.org/x/net v0.31.0/go.mod h1:P4fl1q7dY2hnZFxEk4pPSkDHF+QqjitcnDjUQyMM+pM=
+golang.org/x/net v0.32.0/go.mod h1:CwU0IoeOlnQQWJ6ioyFrfRuomB8GKF6KbYXZVyeXNfs=
-golang.org/x/sys v0.27.0 h1:wBqf8DvsY9Y/2P8gAfPDEYNuS30J4lPHJxXSb/nJZ+s=
+golang.org/x/sys v0.28.0 h1:Fksou7UEQUWlKvIdsqzJmUmCX3cZuD2+P3XyyzwMhlA=
-golang.org/x/sys v0.27.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.28.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
-golang.org/x/term v0.26.0 h1:WEQa6V3Gja/BhNxg540hBip/kkaYtRg3cxg4oXSw4AU=
+golang.org/x/term v0.27.0 h1:WP60Sv1nlK1T6SupCHbXzSaN0b9wUmsPoRS9b61A23Q=
-golang.org/x/term v0.26.0/go.mod h1:Si5m1o57C5nBNQo5z1iq+XDijt21BDBDp2bK0QI8e3E=
+golang.org/x/term v0.27.0/go.mod h1:iMsnZpn0cago0GOrHO2+Y7u7JPn5AylBrcoWkElMTSM=
-golang.org/x/text v0.20.0 h1:gK/Kv2otX8gz+wn7Rmb3vT96ZwuoxnQlY+HlJVj7Qug=
+golang.org/x/text v0.21.0 h1:zyQAAkrwaneQ066sspRyJaG9VNi/YJ1NfzcGB3hZ/qo=
-golang.org/x/text v0.20.0/go.mod h1:D4IsuqiFMhST5bX19pQ9ikHC2GsaKyk/oF+pn3ducp4=
+golang.org/x/text v0.21.0/go.mod h1:4IBbMaMmOPCJ8SecivzSH54+73PCFmPWxNTLm+vZkEQ=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

main.go

@@ -21,13 +21,19 @@ import (
 
 func main() {
 	validator := validation.NewValidator()
-	conf := config.Config{}
+	conf := config.NewConfig("", 0, 0, 0, nil)
-	jsonConf := config.JSONConfig{}
+	jsonConf := config.NewJSONConfig(
+		config.NewConfig("", 0, 0, 0, nil), nil, nil, nil, nil, nil,
+	)
 
 	cliConf, err := readers.CLIConfigReader()
-	if err != nil || cliConf == nil {
+	if err != nil {
+		utils.PrintAndExit(err.Error())
+	}
+	if cliConf == nil {
 		os.Exit(0)
 	}
+
 	if err := validator.StructPartial(cliConf, "ConfigFile"); err != nil {
 		utils.PrintErrAndExit(
 			customerrors.ValidationErrorsFormater(
@@ -51,11 +57,11 @@ func main() {
 				),
 			)
 		}
-		jsonConf = *jsonConfNew
+		jsonConf = jsonConfNew
-		conf.MergeConfigs(&jsonConf.Config)
+		conf.MergeConfigs(jsonConf.Config)
 	}
 
-	conf.MergeConfigs(&cliConf.Config)
+	conf.MergeConfigs(cliConf.Config)
 	conf.SetDefaults()
 	if err := validator.Struct(conf); err != nil {
 		utils.PrintErrAndExit(
@@ -80,11 +86,11 @@ func main() {
 		Cookies:      jsonConf.Cookies,
 		Proxies:      jsonConf.Proxies,
 		Body:         jsonConf.Body,
-		Yes:          cliConf.Yes,
+		Yes:          cliConf.Yes.ValueOr(false),
-		NoProxyCheck: *conf.NoProxyCheck.ValueOrPanic(),
+		NoProxyCheck: conf.NoProxyCheck.ValueOr(false),
 	}
 	requestConf.Print()
-	if !cliConf.Yes {
+	if !cliConf.Yes.ValueOr(false) {
 		response := readers.CLIYesOrNoReader("Do you want to continue?", true)
 		if !response {
 			utils.PrintAndExit("Exiting...")

readers/cli.go

@@ -1,73 +1,128 @@
 package readers
 
 import (
+	"flag"
 	"fmt"
+	"strings"
 
 	"github.com/aykhans/dodo/config"
-	"github.com/aykhans/dodo/custom_errors"
+	. "github.com/aykhans/dodo/types"
 	"github.com/aykhans/dodo/utils"
-	"github.com/spf13/cobra"
-	"github.com/spf13/pflag"
 )
 
+const usageText = `Usage:
+  dodo [flags]
+
+Examples:
+
+Simple usage only with URL:
+  dodo -u https://example.com
+
+Simple usage with config file:
+  dodo -c /path/to/config/file/config.json
+
+Usage with all flags:
+  dodo -c /path/to/config/file/config.json -u https://example.com -m POST -d 10 -r 1000 -t 2000 --no-proxy-check -y
+
+Flags:
+  -h, --help                 help for dodo
+  -v, --version              version for dodo
+  -c, --config-file string   Path to the config file
+  -d, --dodos-count uint     Number of dodos(threads) (default %d)
+  -m, --method string        HTTP Method (default %s)
+  -r, --request-count uint   Number of total requests (default %d)
+  -t, --timeout uint32       Timeout for each request in milliseconds (default %d)
+  -u, --url string           URL for stress testing
+      --no-proxy-check bool  Do not check for proxies (default false)
+  -y, --yes bool             Answer yes to all questions (default false)`
+
 func CLIConfigReader() (*config.CLIConfig, error) {
-	var (
+	flag.Usage = func() {
-		returnNil = false
+		fmt.Printf(
-		cliConfig = &config.CLIConfig{
+			usageText+"\n",
-			Config: config.Config{
+			config.DefaultDodosCount,
-				NoProxyCheck: utils.NewNoneOption[bool](),
+			config.DefaultMethod,
-			},
+			config.DefaultRequestCount,
-		}
+			config.DefaultTimeout,
-		dodosCount   uint
+		)
-		requestCount uint
-		timeout      uint32
-		noProxyCheck bool
-		rootCmd      = &cobra.Command{
-			Use: "dodo [flags]",
-			Example: `  Simple usage only with URL:
-    dodo -u https://example.com
-
-  Simple usage with config file:
-    dodo -c /path/to/config/file/config.json
-
-  Usage with all flags:
-    dodo -c /path/to/config/file/config.json -u https://example.com -m POST -d 10 -r 1000 -t 2000 --no-proxy-check -y`,
-			Run:           func(cmd *cobra.Command, args []string) {},
-			SilenceErrors: true,
-			SilenceUsage:  true,
-			Version:       config.VERSION,
-		}
-	)
-
-	rootCmd.Flags().StringVarP(&cliConfig.ConfigFile, "config-file", "c", "", "Path to the config file")
-	rootCmd.Flags().BoolVarP(&cliConfig.Yes, "yes", "y", false, "Answer yes to all questions")
-	rootCmd.Flags().StringVarP(&cliConfig.Method, "method", "m", "", fmt.Sprintf("HTTP Method (default %s)", config.DefaultMethod))
-	rootCmd.Flags().StringVarP(&cliConfig.URL, "url", "u", "", "URL for stress testing")
-	rootCmd.Flags().UintVarP(&dodosCount, "dodos-count", "d", config.DefaultDodosCount, "Number of dodos(threads)")
-	rootCmd.Flags().UintVarP(&requestCount, "request-count", "r", config.DefaultRequestCount, "Number of total requests")
-	rootCmd.Flags().Uint32VarP(&timeout, "timeout", "t", config.DefaultTimeout, "Timeout for each request in milliseconds")
-	rootCmd.Flags().BoolVar(&noProxyCheck, "no-proxy-check", false, "Do not check for proxies")
-	if err := rootCmd.Execute(); err != nil {
-		utils.PrintErr(err)
-		rootCmd.Println(rootCmd.UsageString())
-		return nil, customerrors.CobraErrorFormater(err)
 	}
-	rootCmd.Flags().Visit(func(f *pflag.Flag) {
+
+	var (
+		cliConfig          = config.NewCLIConfig(config.NewConfig("", 0, 0, 0, nil), NewOption(false), "")
+		configFile         = ""
+		yes                = false
+		method             = ""
+		url                = ""
+		dodosCount    uint = 0
+		requestsCount uint = 0
+		timeout       uint = 0
+		noProxyCheck  bool = false
+	)
+	{
+		flag.Bool("version", false, "Prints the version of the program")
+		flag.Bool("v", false, "Prints the version of the program")
+
+		flag.StringVar(&configFile, "config-file", "", "Path to the configuration file")
+		flag.StringVar(&configFile, "c", "", "Path to the configuration file")
+
+		flag.BoolVar(&yes, "yes", false, "Answer yes to all questions")
+		flag.BoolVar(&yes, "y", false, "Answer yes to all questions")
+
+		flag.StringVar(&method, "method", "", "HTTP Method")
+		flag.StringVar(&method, "m", "", "HTTP Method")
+
+		flag.StringVar(&url, "url", "", "URL to send the request")
+		flag.StringVar(&url, "u", "", "URL to send the request")
+
+		flag.UintVar(&dodosCount, "dodos-count", 0, "Number of dodos(threads)")
+		flag.UintVar(&dodosCount, "d", 0, "Number of dodos(threads)")
+
+		flag.UintVar(&requestsCount, "requests-count", 0, "Number of total requests")
+		flag.UintVar(&requestsCount, "r", 0, "Number of total requests")
+
+		flag.UintVar(&timeout, "timeout", 0, "Timeout for each request in milliseconds")
+		flag.UintVar(&timeout, "t", 0, "Timeout for each request in milliseconds")
+
+		flag.BoolVar(&noProxyCheck, "no-proxy-check", false, "Do not check for active proxies")
+	}
+
+	flag.Parse()
+
+	args := flag.Args()
+	if len(args) > 0 {
+		return nil, fmt.Errorf("unexpected arguments: %v", strings.Join(args, ", "))
+	}
+
+	returnNil := false
+	flag.Visit(func(f *flag.Flag) {
 		switch f.Name {
-		case "help":
+		case "version", "v":
+			fmt.Printf("dodo version %s\n", config.VERSION)
 			returnNil = true
-		case "version":
+		case "config-file", "c":
-			returnNil = true
+			cliConfig.ConfigFile = configFile
-		case "dodos-count":
+		case "yes", "y":
+			cliConfig.Yes.SetValue(yes)
+		case "method", "m":
+			cliConfig.Method = method
+		case "url", "u":
+			cliConfig.URL = url
+		case "dodos-count", "d":
 			cliConfig.DodosCount = dodosCount
-		case "request-count":
+		case "requests-count", "r":
-			cliConfig.RequestCount = requestCount
+			cliConfig.RequestCount = requestsCount
-		case "timeout":
+		case "timeout", "t":
-			cliConfig.Timeout = timeout
+			var maxUint32 uint = 4294967295
+			if timeout > maxUint32 {
+				utils.PrintfC(utils.Colors.Yellow, "timeout value is too large, setting to %d\n", maxUint32)
+				timeout = maxUint32
+			}
+			cliConfig.Timeout = uint32(timeout)
 		case "no-proxy-check":
-			cliConfig.NoProxyCheck = utils.NewOption(noProxyCheck)
+			cliConfig.NoProxyCheck.SetValue(noProxyCheck)
 		}
 	})
+
 	if returnNil {
 		return nil, nil
 	}

readers/json.go

@@ -6,7 +6,6 @@ import (
 
 	"github.com/aykhans/dodo/config"
 	customerrors "github.com/aykhans/dodo/custom_errors"
-	"github.com/aykhans/dodo/utils"
 )
 
 func JSONConfigReader(filePath string) (*config.JSONConfig, error) {
@@ -14,11 +13,10 @@ func JSONConfigReader(filePath string) (*config.JSONConfig, error) {
 	if err != nil {
 		return nil, customerrors.OSErrorFormater(err)
 	}
-	jsonConf := &config.JSONConfig{
+	jsonConf := config.NewJSONConfig(
-		Config: config.Config{
+		config.NewConfig("", 0, 0, 0, nil),
-			NoProxyCheck: utils.NewNoneOption[bool](),
+		nil, nil, nil, nil, nil,
-		},
+	)
-	}
 	err = json.Unmarshal(data, &jsonConf)
 
 	if err != nil {

requests/response.go

@@ -1,85 +1,106 @@
 package requests
 
 import (
-	"fmt"
 	"os"
 	"time"
 
-	"github.com/aykhans/dodo/utils"
+	. "github.com/aykhans/dodo/types"
 	"github.com/jedib0t/go-pretty/v6/table"
 )
 
 type Response struct {
-	StatusCode int
+	Response string
-	Error      error
+	Time     time.Duration
-	Time       time.Duration
 }
 
 type Responses []*Response
 
 // Print prints the responses in a tabular format, including information such as
-// response count, minimum time, maximum time, and average time.
+// response count, minimum time, maximum time, average time, and latency percentiles.
 func (respones Responses) Print() {
-	var (
+	total := struct {
-		totalMinDuration time.Duration = respones[0].Time
+		Count int
-		totalMaxDuration time.Duration = respones[0].Time
+		Min   time.Duration
-		totalDuration    time.Duration
+		Max   time.Duration
-		totalCount       int = len(respones)
+		Sum   time.Duration
-	)
+		P90   time.Duration
-	mergedResponses := make(map[string][]time.Duration)
+		P95   time.Duration
+		P99   time.Duration
+	}{
+		Count: len(respones),
+		Min:   respones[0].Time,
+		Max:   respones[0].Time,
+	}
+	mergedResponses := make(map[string]Durations)
+	var allDurations Durations
 
 	for _, response := range respones {
-		if response.Time < totalMinDuration {
+		if response.Time < total.Min {
-			totalMinDuration = response.Time
+			total.Min = response.Time
 		}
-		if response.Time > totalMaxDuration {
+		if response.Time > total.Max {
-			totalMaxDuration = response.Time
+			total.Max = response.Time
 		}
-		totalDuration += response.Time
+		total.Sum += response.Time
 
-		if response.Error != nil {
+		mergedResponses[response.Response] = append(
-			mergedResponses[response.Error.Error()] = append(
+			mergedResponses[response.Response],
-				mergedResponses[response.Error.Error()],
+			response.Time,
-				response.Time,
+		)
-			)
+		allDurations = append(allDurations, response.Time)
-		} else {
-			mergedResponses[fmt.Sprintf("%d", response.StatusCode)] = append(
-				mergedResponses[fmt.Sprintf("%d", response.StatusCode)],
-				response.Time,
-			)
-		}
 	}
+	allDurations.Sort()
+	allDurationsLenAsFloat := float64(len(allDurations) - 1)
+	total.P90 = allDurations[int(0.90*allDurationsLenAsFloat)]
+	total.P95 = allDurations[int(0.95*allDurationsLenAsFloat)]
+	total.P99 = allDurations[int(0.99*allDurationsLenAsFloat)]
 
 	t := table.NewWriter()
 	t.SetOutputMirror(os.Stdout)
 	t.SetStyle(table.StyleLight)
 	t.SetColumnConfigs([]table.ColumnConfig{
-		{Number: 1, WidthMax: 80},
+		{Number: 1, WidthMax: 40},
 	})
-
 	t.AppendHeader(table.Row{
 		"Response",
 		"Count",
 		"Min Time",
 		"Max Time",
 		"Average Time",
+		"P90",
+		"P95",
+		"P99",
 	})
+
 	for key, durations := range mergedResponses {
+		durations.Sort()
+		durationsLen := len(durations)
+		durationsLenAsFloat := float64(durationsLen - 1)
+
 		t.AppendRow(table.Row{
 			key,
-			len(durations),
+			durationsLen,
-			utils.MinDuration(durations...),
+			durations.First(),
-			utils.MaxDuration(durations...),
+			durations.Last(),
-			utils.AvgDuration(durations...),
+			durations.Avg(),
+			durations[int(0.90*durationsLenAsFloat)],
+			durations[int(0.95*durationsLenAsFloat)],
+			durations[int(0.99*durationsLenAsFloat)],
 		})
 		t.AppendSeparator()
 	}
-	t.AppendRow(table.Row{
+
-		"Total",
+	if len(mergedResponses) > 1 {
-		totalCount,
+		t.AppendRow(table.Row{
-		totalMinDuration,
+			"Total",
-		totalMaxDuration,
+			total.Count,
-		totalDuration / time.Duration(totalCount),
+			total.Min,
-	})
+			total.Max,
+			total.Sum / time.Duration(total.Count), // Average
+			total.P90,
+			total.P95,
+			total.P99,
+		})
+	}
 	t.Render()
 }

requests/run.go

@@ -2,6 +2,7 @@ package requests
 
 import (
 	"context"
+	"strconv"
 	"sync"
 	"time"
 
@@ -142,18 +143,16 @@ func sendRequest(
 					return
 				}
 				*responseData = append(*responseData, &Response{
-					StatusCode: 0,
+					Response: err.Error(),
-					Error:      err,
+					Time:     completedTime,
-					Time:       completedTime,
 				})
 				increase <- 1
 				return
 			}
 
 			*responseData = append(*responseData, &Response{
-				StatusCode: response.StatusCode(),
+				Response: strconv.Itoa(response.StatusCode()),
-				Error:      nil,
+				Time:     completedTime,
-				Time:       completedTime,
 			})
 			increase <- 1
 		}()

types/durations.go

@@ -0,0 +1,41 @@
+package types
+
+import (
+	"sort"
+	"time"
+)
+
+type Durations []time.Duration
+
+func (d Durations) Sort(ascending ...bool) {
+	// If ascending is provided and is false, sort in descending order
+	if len(ascending) > 0 && ascending[0] == false {
+		sort.Slice(d, func(i, j int) bool {
+			return d[i] > d[j]
+		})
+	} else { // Otherwise, sort in ascending order
+		sort.Slice(d, func(i, j int) bool {
+			return d[i] < d[j]
+		})
+	}
+}
+
+func (d Durations) First() *time.Duration {
+	return &d[0]
+}
+
+func (d Durations) Last() *time.Duration {
+	return &d[len(d)-1]
+}
+
+func (d Durations) Sum() time.Duration {
+	sum := time.Duration(0)
+	for _, duration := range d {
+		sum += duration
+	}
+	return sum
+}
+
+func (d Durations) Avg() time.Duration {
+	return d.Sum() / time.Duration(len(d))
+}

types/option.go

@@ -0,0 +1,89 @@
+package types
+
+import (
+	"encoding/json"
+	"errors"
+)
+
+type NonNilT interface {
+	~int | ~float64 | ~string | ~bool
+}
+
+type Option[T NonNilT] interface {
+	IsNone() bool
+	ValueOrErr() (T, error)
+	ValueOr(def T) T
+	ValueOrPanic() T
+	SetValue(value T)
+	SetNone()
+	UnmarshalJSON(data []byte) error
+}
+
+// Don't call this struct directly, use NewOption[T] or NewNoneOption[T] instead.
+type option[T NonNilT] struct {
+	// value holds the actual value of the Option if it is not None.
+	value T
+	// none indicates whether the Option is None (i.e., has no value).
+	none bool
+}
+
+func (o *option[T]) IsNone() bool {
+	return o.none
+}
+
+// If the Option is None, it will return zero value of the type and an error.
+func (o *option[T]) ValueOrErr() (T, error) {
+	if o.IsNone() {
+		return o.value, errors.New("Option is None")
+	}
+	return o.value, nil
+}
+
+// If the Option is None, it will return the default value.
+func (o *option[T]) ValueOr(def T) T {
+	if o.IsNone() {
+		return def
+	}
+	return o.value
+}
+
+// If the Option is None, it will panic.
+func (o *option[T]) ValueOrPanic() T {
+	if o.IsNone() {
+		panic("Option is None")
+	}
+	return o.value
+}
+
+func (o *option[T]) SetValue(value T) {
+	o.value = value
+	o.none = false
+}
+
+func (o *option[T]) SetNone() {
+	var zeroValue T
+	o.value = zeroValue
+	o.none = true
+}
+
+func (o *option[T]) UnmarshalJSON(data []byte) error {
+	if string(data) == "null" || len(data) == 0 {
+		o.SetNone()
+		return nil
+	}
+
+	if err := json.Unmarshal(data, &o.value); err != nil {
+		o.SetNone()
+		return err
+	}
+	o.none = false
+	return nil
+}
+
+func NewOption[T NonNilT](value T) *option[T] {
+	return &option[T]{value: value}
+}
+
+func NewNoneOption[T NonNilT]() *option[T] {
+	return &option[T]{none: true}
+}

utils/time.go

@@ -1,31 +0,0 @@
-package utils
-
-import "time"
-
-func MinDuration(durations ...time.Duration) time.Duration {
-	min := durations[0]
-	for _, d := range durations {
-		if d < min {
-			min = d
-		}
-	}
-	return min
-}
-
-func MaxDuration(durations ...time.Duration) time.Duration {
-	max := durations[0]
-	for _, d := range durations {
-		if d > max {
-			max = d
-		}
-	}
-	return max
-}
-
-func AvgDuration(durations ...time.Duration) time.Duration {
-	total := time.Duration(0)
-	for _, d := range durations {
-		total += d
-	}
-	return total / time.Duration(len(durations))
-}

utils/types.go

@@ -1,71 +0,0 @@
-package utils
-
-import (
-	"encoding/json"
-	"errors"
-)
-
-type NonNilConcrete interface {
-    ~int | ~float64 | ~string | ~bool
-}
-
-type IOption[T NonNilConcrete] interface {
-	IsNone() bool
-	ValueOrErr() (*T, error)
-	ValueOr(def *T) *T
-	ValueOrPanic() *T
-	UnmarshalJSON(data []byte) error
-}
-
-// Don't call this struct directly, use NewOption[T] or NewNoneOption[T] instead.
-type option[T NonNilConcrete] struct {
-	// value holds the actual value of the Option if it is not None.
-	value T
-	// none indicates whether the Option is None (i.e., has no value).
-	none bool
-}
-
-func (o *option[T]) IsNone() bool {
-	return o.none
-}
-
-// The returned value can be nil, if the Option is None, it will return nil and an error.
-func (o *option[T]) ValueOrErr() (*T, error) {
-	if o.IsNone() {
-		return nil, errors.New("Option is None")
-	}
-	return &o.value, nil
-}
-
-// The returned value can't be nil, if the Option is None, it will return the default value.
-func (o *option[T]) ValueOr(def *T) *T {
-	if o.IsNone() {
-		return def
-	}
-	return &o.value
-}
-
-// The returned value can't be nil, if the Option is None, it will panic.
-func (o *option[T]) ValueOrPanic() *T {
-	if o.IsNone() {
-		panic("Option is None")
-	}
-	return &o.value
-}
-
-func (o *option[T]) UnmarshalJSON(data []byte) error {
-	if string(data) == "null" {
-		o.none = true
-		return nil
-	}
-	o.none = false
-	return json.Unmarshal(data, &o.value)
-}
-
-func NewOption[T NonNilConcrete](value T) *option[T] {
-	return &option[T]{value: value}
-}
-
-func NewNoneOption[T NonNilConcrete]() *option[T] {
-	return &option[T]{none: true}
-}