Moving using as code from design document to readme (#2912)

DESIGN.md

@@ -261,108 +261,6 @@ engine.SetExecuterOptions(executerOpts)
 results := engine.ExecuteWithOpts(finalTemplates, r.hmapInputProvider, true)
 ```
 
-### Using Nuclei From Go Code
-
-An example of using Nuclei From Go Code to run templates on targets is provided below.
-
-```go
-package main
-
-import (
-	"context"
-	"fmt"
-	"log"
-	"os"
-	"path"
-	"time"
-
-	"github.com/logrusorgru/aurora"
-
-	"github.com/projectdiscovery/goflags"
-	"github.com/projectdiscovery/nuclei/v2/pkg/catalog/config"
-	"github.com/projectdiscovery/nuclei/v2/pkg/catalog/disk"
-	"github.com/projectdiscovery/nuclei/v2/pkg/catalog/loader"
-	"github.com/projectdiscovery/nuclei/v2/pkg/core"
-	"github.com/projectdiscovery/nuclei/v2/pkg/core/inputs"
-	"github.com/projectdiscovery/nuclei/v2/pkg/output"
-	"github.com/projectdiscovery/nuclei/v2/pkg/parsers"
-	"github.com/projectdiscovery/nuclei/v2/pkg/protocols"
-	"github.com/projectdiscovery/nuclei/v2/pkg/protocols/common/hosterrorscache"
-	"github.com/projectdiscovery/nuclei/v2/pkg/protocols/common/interactsh"
-	"github.com/projectdiscovery/nuclei/v2/pkg/protocols/common/protocolinit"
-	"github.com/projectdiscovery/nuclei/v2/pkg/protocols/common/protocolstate"
-	"github.com/projectdiscovery/nuclei/v2/pkg/reporting"
-	"github.com/projectdiscovery/nuclei/v2/pkg/testutils"
-	"github.com/projectdiscovery/nuclei/v2/pkg/types"
-	"github.com/projectdiscovery/ratelimit"
-)
-
-func main() {
-	cache := hosterrorscache.New(30, hosterrorscache.DefaultMaxHostsCount)
-	defer cache.Close()
-
-	mockProgress := &testutils.MockProgressClient{}
-	reportingClient, _ := reporting.New(&reporting.Options{}, "")
-	defer reportingClient.Close()
-
-	outputWriter := testutils.NewMockOutputWriter()
-	outputWriter.WriteCallback = func(event *output.ResultEvent) {
-		fmt.Printf("Got Result: %v\n", event)
-	}
-
-	defaultOpts := types.DefaultOptions()
-	protocolstate.Init(defaultOpts)
-	protocolinit.Init(defaultOpts)
-
-	defaultOpts.Templates = goflags.StringSlice{"dns/cname-service.yaml"}
-	defaultOpts.ExcludeTags = config.ReadIgnoreFile().Tags
-
-	interactOpts := interactsh.NewDefaultOptions(outputWriter, reportingClient, mockProgress)
-	interactClient, err := interactsh.New(interactOpts)
-	if err != nil {
-		log.Fatalf("Could not create interact client: %s\n", err)
-	}
-	defer interactClient.Close()
-
-	home, _ := os.UserHomeDir()
-	catalog := disk.NewCatalog(path.Join(home, "nuclei-templates"))
-	executerOpts := protocols.ExecuterOptions{
-		Output:          outputWriter,
-		Options:         defaultOpts,
-		Progress:        mockProgress,
-		Catalog:         catalog,
-		IssuesClient:    reportingClient,
-		RateLimiter:     ratelimit.New(context.Background(), 150, time.Second),
-		Interactsh:      interactClient,
-		HostErrorsCache: cache,
-		Colorizer:       aurora.NewAurora(true),
-		ResumeCfg:       types.NewResumeCfg(),
-	}
-	engine := core.New(defaultOpts)
-	engine.SetExecuterOptions(executerOpts)
-
-	workflowLoader, err := parsers.NewLoader(&executerOpts)
-	if err != nil {
-		log.Fatalf("Could not create workflow loader: %s\n", err)
-	}
-	executerOpts.WorkflowLoader = workflowLoader
-
-	configObject, err := config.ReadConfiguration()
-	if err != nil {
-		log.Fatalf("Could not read config: %s\n", err)
-	}
-	store, err := loader.New(loader.NewConfig(defaultOpts, configObject, catalog, executerOpts))
-	if err != nil {
-		log.Fatalf("Could not create loader client: %s\n", err)
-	}
-	store.Load()
-
-	input := &inputs.SimpleInputProvider{Inputs: []string{"docs.hackerone.com"}}
-	_ = engine.Execute(store.Templates(), input)
-	engine.WorkPool().Wait() // Wait for the scan to finish
-}
-```
-
 ### Adding a New Protocol
 
 Protocols form the core of Nuclei Engine. All the request types like `http`, `dns`, etc. are implemented in form of protocol requests.

README.md

@@ -338,6 +338,109 @@ We have [a discussion thread around this](https://github.com/projectdiscovery/nu
   <a href="https://github.com/projectdiscovery/nuclei-action"><img src="static/learn-more-button.png" width="170px" alt="Learn More"></a>
 </h1>
 
+### Using Nuclei From Go Code
+
+An example of using Nuclei From Go Code to run templates on targets is provided below.
+
+```go
+package main
+
+import (
+   "context"
+   "fmt"
+   "log"
+   "os"
+   "path"
+   "time"
+
+   "github.com/logrusorgru/aurora"
+
+   "github.com/projectdiscovery/goflags"
+   "github.com/projectdiscovery/nuclei/v2/pkg/catalog/config"
+   "github.com/projectdiscovery/nuclei/v2/pkg/catalog/disk"
+   "github.com/projectdiscovery/nuclei/v2/pkg/catalog/loader"
+   "github.com/projectdiscovery/nuclei/v2/pkg/core"
+   "github.com/projectdiscovery/nuclei/v2/pkg/core/inputs"
+   "github.com/projectdiscovery/nuclei/v2/pkg/output"
+   "github.com/projectdiscovery/nuclei/v2/pkg/parsers"
+   "github.com/projectdiscovery/nuclei/v2/pkg/protocols"
+   "github.com/projectdiscovery/nuclei/v2/pkg/protocols/common/hosterrorscache"
+   "github.com/projectdiscovery/nuclei/v2/pkg/protocols/common/interactsh"
+   "github.com/projectdiscovery/nuclei/v2/pkg/protocols/common/protocolinit"
+   "github.com/projectdiscovery/nuclei/v2/pkg/protocols/common/protocolstate"
+   "github.com/projectdiscovery/nuclei/v2/pkg/reporting"
+   "github.com/projectdiscovery/nuclei/v2/pkg/testutils"
+   "github.com/projectdiscovery/nuclei/v2/pkg/types"
+   "github.com/projectdiscovery/ratelimit"
+)
+
+func main() {
+   cache := hosterrorscache.New(30, hosterrorscache.DefaultMaxHostsCount)
+   defer cache.Close()
+
+   mockProgress := &testutils.MockProgressClient{}
+   reportingClient, _ := reporting.New(&reporting.Options{}, "")
+   defer reportingClient.Close()
+
+   outputWriter := testutils.NewMockOutputWriter()
+   outputWriter.WriteCallback = func(event *output.ResultEvent) {
+      fmt.Printf("Got Result: %v\n", event)
+   }
+
+   defaultOpts := types.DefaultOptions()
+   protocolstate.Init(defaultOpts)
+   protocolinit.Init(defaultOpts)
+
+   defaultOpts.Templates = goflags.StringSlice{"dns/cname-service.yaml"}
+   defaultOpts.ExcludeTags = config.ReadIgnoreFile().Tags
+
+   interactOpts := interactsh.NewDefaultOptions(outputWriter, reportingClient, mockProgress)
+   interactClient, err := interactsh.New(interactOpts)
+   if err != nil {
+      log.Fatalf("Could not create interact client: %s\n", err)
+   }
+   defer interactClient.Close()
+
+   home, _ := os.UserHomeDir()
+   catalog := disk.NewCatalog(path.Join(home, "nuclei-templates"))
+   executerOpts := protocols.ExecuterOptions{
+      Output:          outputWriter,
+      Options:         defaultOpts,
+      Progress:        mockProgress,
+      Catalog:         catalog,
+      IssuesClient:    reportingClient,
+      RateLimiter:     ratelimit.New(context.Background(), 150, time.Second),
+      Interactsh:      interactClient,
+      HostErrorsCache: cache,
+      Colorizer:       aurora.NewAurora(true),
+      ResumeCfg:       types.NewResumeCfg(),
+   }
+   engine := core.New(defaultOpts)
+   engine.SetExecuterOptions(executerOpts)
+
+   workflowLoader, err := parsers.NewLoader(&executerOpts)
+   if err != nil {
+      log.Fatalf("Could not create workflow loader: %s\n", err)
+   }
+   executerOpts.WorkflowLoader = workflowLoader
+
+   configObject, err := config.ReadConfiguration()
+   if err != nil {
+      log.Fatalf("Could not read config: %s\n", err)
+   }
+   store, err := loader.New(loader.NewConfig(defaultOpts, configObject, catalog, executerOpts))
+   if err != nil {
+      log.Fatalf("Could not create loader client: %s\n", err)
+   }
+   store.Load()
+
+   input := &inputs.SimpleInputProvider{Inputs: []string{"docs.hackerone.com"}}
+   _ = engine.Execute(store.Templates(), input)
+   engine.WorkPool().Wait() // Wait for the scan to finish
+}
+```
+
+
 ### Resources
 
 - [Finding bugs with Nuclei with PinkDraconian (Robbe Van Roey)](https://www.youtube.com/watch?v=ewP0xVPW-Pk) by **[@PinkDraconian](https://twitter.com/PinkDraconian)**