Helper function for IP Formats

[xm1k3]

Proposed changes

Checklist

• Pull request is created against the dev branch
• All checks passed (lint, unit/integration/regression tests etc.) with my changes
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)
  docs ref: Issue 2271 nuclei ip_format()helper function docs nuclei-docs#119

[tarunKoyalwar]

Example template

id: ip-format-example

info:
  name: ip format example template
  author: pdtm
  severity: info

variables:
  format: "1"

requests:
  - raw:
      - |+
        GET / HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - "print_debug(ip_format(ipvar,format))"%         

[tarunKoyalwar]

$ ./nuclei -t ~/test/ipformat.yaml -V "ipvar=127.0.0.1" -V "format=5"  -u scanme.sh -v

                     __     _
   ____  __  _______/ /__  (_)
  / __ \/ / / / ___/ / _ \/ /
 / / / / /_/ / /__/ /  __/ /
/_/ /_/\__,_/\___/_/\___/_/   v2.8.8

		projectdiscovery.io

[INF] Using Nuclei Engine 2.8.8 (latest)
[INF] Using Nuclei Templates 9.3.6 (latest)
[INF] Templates added in last update: 30
[INF] Templates loaded for scan: 1
[INF] Targets loaded for scan: 1
[INF] Running httpx on input host
[INF] Found 1 URL from httpx
[VER] [ip-format-example] Sent HTTP request to https://scanme.sh/
[INF] print_debug value: [281472812449793]
[ip-format-example] [http] [info] https://scanme.sh/

[tarunKoyalwar]

lgtm!

$ ./nuclei -t ~/test/ipformat.yaml -V "ipvar=127.0.1.0" -V "format=11"  -u scanme.sh -v

                     __     _
   ____  __  _______/ /__  (_)
  / __ \/ / / / ___/ / _ \/ /
 / / / / /_/ / /__/ /  __/ /
/_/ /_/\__,_/\___/_/\___/_/   v2.8.8

		projectdiscovery.io

[INF] Using Nuclei Engine 2.8.8 (outdated)
[INF] Using Nuclei Templates 9.3.6 (latest)
[INF] Templates added in last update: 30
[INF] Templates loaded for scan: 1
[INF] Targets loaded for scan: 1
[INF] Running httpx on input host
[INF] Found 1 URL from httpx
[VER] [ip-format-example] Sent HTTP request to https://scanme.sh/
[INF] print_debug value: [127.0.256]
[ip-format-example] [http] [info] https://scanme.sh/

[Mzack9999]

lgtm - I suggest anyway to add ip_format to the integration test /nuclei/integration_tests/http/dsl-functions.yaml