kubernetes / ingress-nginx
Source Code Overview

Analysis scope, overview of main, test, generated, deployment, build, and other code.

Source Code Analysis Scope
Files includes and excluded from analyses
lua
patch
txt
mod
tpl
dockerignore
  • 16 extensions are included in analyses: go, yaml, md, lua, sh, json, patch, txt, yml, html, gitignore, mod, py, tpl, css, dockerignore
  • 6 criteria are used to exclude files from analysis:
    • exclude files with path like ".*/[.][a-zA-Z0-9_]+.*" (Hidden files and folders) (18 files).
    • exclude files with path like ".*/docs/.*" (Documentation) (90 files).
    • exclude files with path like ".*/git[-]history[.]txt" (Git history) (1 file).
    • exclude files with path like ".*/git[-][a-zA-Z0-9_]+[.]txt" (Git data exports for sokrates analyses) (0 files).
    • exclude files with path like ".*/sokrates_conventions[.]json" (Sokrates scoping conventions) (1 file).
    • exclude files with path like ".*[.]txt" (Text files) (7 files).
Overview of Analyzed Files
Basic stats on analyzed files
Intro
For analysis purposes we separate files in scope into several categories: main, test, generated, deployment and build, and other.

  • The main category contains all manually created source code files that are being used in the production.
  • Files in the main category are used as input for other analyses: logical decomposition, concerns, duplication, file size, unit size, and conditional complexity.
  • Test source code files are used only for testing of the product. These files are normally not deployed to production.
  • Build and deployment source code files are used to configure or support build and deployment process.
  • Generated source code files are automatically generated files that have not been manually changed after generation.
  • While a source code folder may contain a number of files, we are primarily interested in the source code files that are being written and maintained by developers.
  • Files containing binaries, documentation, or third-party libraries, for instance, are excluded from analysis. The exception are third-party libraries that have been changed by developers.

main27319 LOC (21%) 306 files
test29823 LOC (23%) 237 files
generated0 LOC (0%) 0 files
build and deployment1315 LOC (1%) 28 files
other67377 LOC (53%) 55 files
Main Code
All manually created or maintained source code that defines logic of the product that is run in a production environment.
lua
tpl
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  • The following criteria are used to filter files:
    • files with paths like ".*".
  • 306 files match defined criteria (27,319 lines of code, 100.0% vs. main code):
    • 138 *.go files (15,724 lines of code)
    • 135 *.yaml files (8,746 lines of code)
    • 24 *.lua files (2,371 lines of code)
    • 2 *.tpl files (198 lines of code)
    • 2 *.py files (156 lines of code)
    • 1 *.yml files (120 lines of code)
    • 4 *.html files (4 lines of code)
  • " *.go" is biggest, containing 57.56% of code.
  • " *.html" is smallest, containing 0.01% of code.


*.go15724 LOC (57%) 138 files
*.yaml8746 LOC (32%) 135 files
*.lua2371 LOC (8%) 24 files
*.tpl198 LOC (<1%) 2 files
*.py156 LOC (<1%) 2 files
*.yml120 LOC (<1%) 1 files
*.html4 LOC (<1%) 4 files
Test Code
Used only for testing of the product. Normally not deployed in a production environment.
lua
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  • The following criteria are used to filter files:
    • files with paths like ".*_test[.].*".
    • files with paths like ".*/[Tt]est/.*".
    • files with paths like ".*/e2e/.*".
    • files with paths like ".*/test_.*".
    • files with any line of content like ".*/simpletest/.*".
  • 237 files match defined criteria (29,823 lines of code, 109.2% vs. main code):
    • 208 *.go files (26,842 lines of code)
    • 20 *.lua files (2,639 lines of code)
    • 4 *.sh files (213 lines of code)
    • 5 *.yaml files (129 lines of code)
  • " *.go" is biggest, containing 90% of code.
  • " *.yaml" is smallest, containing 0.43% of code.


*.go26842 LOC (90%) 208 files
*.lua2639 LOC (8%) 20 files
*.sh213 LOC (<1%) 4 files
*.yaml129 LOC (<1%) 5 files
Build and Deployment Code
Source code used to configure or support build and deployment process.
Explore:   circles  |  sunburst
  • The following criteria are used to filter files:
    • files with paths like ".*[.]git[a-z]+".
    • files with paths like ".*/[.]gitignore".
    • files with paths like ".*[.]sh".
  • 28 files match defined criteria (1,315 lines of code, 4.8% vs. main code). All matches are in *.sh files.


*.sh1315 LOC (100%) 28 files
Other Code
patch
mod
Explore:   circles  |  sunburst
  • The following criteria are used to filter files:
    • files with paths like ".*[.]md".
    • files with paths like ".*/README[.][a-z0-9]+".
    • files with paths like ".*[.]json".
    • files with paths like ".*[.]txt".
    • files with paths like ".*/[.]gitignore".
    • files with paths like ".*/[.]dockerignore".
    • files with paths like ".*/go[.]mod".
    • files with paths like ".*/[Ee]xamples/.*".
    • files with paths like ".*[.]patch".
  • 55 files match defined criteria (67,377 lines of code, 246.6% vs. main code):
    • 16 *.json files (61,352 lines of code)
    • 18 *.md files (4,808 lines of code)
    • 18 *.patch files (1,050 lines of code)
    • 3 *.mod files (167 lines of code)
  • " *.json" is biggest, containing 91.06% of code.
  • " *.mod" is smallest, containing 0.25% of code.


*.json61352 LOC (91%) 16 files
*.md4808 LOC (7%) 18 files
*.patch1050 LOC (1%) 18 files
*.mod167 LOC (<1%) 3 files
Analyzers
Info about analyzers used for source code examinations.
  • *.go files are analyzed with GoLangAnalyzer:
    • All basic standard analyses supported (source code overview, duplication, file size, concerns, findings, metrics, controls)
    • Advanced code cleaning (empty lines and comments removed for LOC calculations, additional cleaning for duplication calculations)
    • Unit size analysis
    • Conditional complexity analysis
    • Basic heuristic dependency analysis
  • *.yaml files are analyzed with YamlAnalyzer:
    • All basic standard analyses supported (source code overview, duplication, file size, concerns, findings, metrics, controls)
    • Advanced code cleaning (empty lines and comments removed for LOC calculations, additional cleaning for duplication calculations)
    • No unit size analysis
    • No conditional complexity analysis
    • No dependency analysis
  • *.lua files are analyzed with LuaAnalyzer:
    • All basic standard analyses supported (source code overview, duplication, file size, concerns, findings, metrics, controls)
    • Advanced code cleaning (empty lines and comments removed for LOC calculations, additional cleaning for duplication calculations)
    • Unit size analysis
    • Conditional complexity analysis
    • No dependency analysis
  • *.tpl files are analyzed with DefaultLanguageAnalyzer:
    • All basic standard analyses supported (source code overview, duplication, file size, concerns, findings, metrics, controls)
    • Basic code cleaning (empty lines removed for LOC calculations and duplication calculations)
    • No unit size analysis
    • No conditional complexity analysis
    • No dependency analysis
  • *.py files are analyzed with PythonAnalyzer:
    • All basic standard analyses supported (source code overview, duplication, file size, concerns, findings, metrics, controls)
    • Advanced code cleaning (empty lines and comments removed for LOC calculations, additional cleaning for duplication calculations)
    • Unit size analysis
    • Conditional complexity analysis
    • Basic heuristic dependency analysis
  • *.yml files are analyzed with YamlAnalyzer:
    • All basic standard analyses supported (source code overview, duplication, file size, concerns, findings, metrics, controls)
    • Advanced code cleaning (empty lines and comments removed for LOC calculations, additional cleaning for duplication calculations)
    • No unit size analysis
    • No conditional complexity analysis
    • No dependency analysis
  • *.html files are analyzed with HtmlAnalyzer:
    • All basic standard analyses supported (source code overview, duplication, file size, concerns, findings, metrics, controls)
    • Advanced code cleaning (empty lines and comments removed for LOC calculations, additional cleaning for duplication calculations)
    • Unit size analysis
    • Conditional complexity analysis
    • Advanced heuristic dependency analysis


2022-02-04 02:00