# grok を Homebrew, MacPorts でインストール

grok のインストール経路、実行ファイル、メタデータ、AI エージェント向けセキュリティノートを確認します。

## インストール

```sh
sudo av install brew:grok
```

追加のインストールコマンド:

### macOS

- Homebrew (100%):

```sh
brew install grok
```

  証拠: local Homebrew formula metadata

- MacPorts (94%):

```sh
sudo port install grok
```

  証拠: MacPorts ports tree: sysutils/grok/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1

## パッケージ情報

- **パッケージキー:** brew:grok
- **パッケージマネージャ:** Homebrew
- **バージョン:** 0.9.2
- **ソース概要:** DRY and RAD for regular expressions and then some
- **ホームページ:** <https://github.com/jordansissel/grok>
- **リポジトリ:** <https://github.com/jordansissel/grok>
- **最終更新:** 2026-08-02T20:52:08+09:00
- **生成日時:** 2026-08-03T19:37:03+00:00

## 実行可能ファイル

- discogrok (エイリアス)

## インストール挙動

- Bottle: 利用不可

## バージョンと鮮度

- ページ生成日: 2026-08-03
- マネージャ版: 0.9.2
## プロジェクトの歴史と使われ方

Jordan Sissel's grok is a small Unix-oriented log parsing tool that turns reusable regular-expression patterns into structured output.

### プロジェクトの歴史

The project predates its GitHub repository through the semicomplete.com and Google Code era referenced from the repository metadata. Its manual page describes the command as software for parsing logs, handling events, and turning unstructured text into structured data.

The C implementation builds a `grok` command, `discogrok`, and a shared library. Its pattern-file model lets users name regular expressions once and compose them in match blocks instead of repeating long PCRE expressions across log-processing configurations.

### 採用の歴史

The standalone package remained a niche command-line tool, but the grok pattern idea became culturally important in log processing. Similar pattern syntax appears in widely used log pipelines and observability products, while the original package stayed available through package managers such as Homebrew and MacPorts.

### 使われ方

A typical invocation points `grok` at a configuration file with `-f`. Configurations declare inputs such as files or command output, define match blocks, and emit reactions such as the original line, captured fields, JSON, or shell-command input.

### パッケージ好きにとっての重要性

For package nerds, the appeal is the old-school Unix shape: a C command, PCRE-backed named patterns, installable pattern files, and log parsing without pulling in a larger log-ingestion stack.

### タイムライン

- 2011: The GitHub repository was created and release tags from the 2011 series were published.
- 2012: Homebrew and other package ecosystems carried the standalone tool during the early 2010s log-processing boom.
- 2020s: The original project persisted as a niche packaged utility while grok-style patterns became common in larger logging systems.

### Related projects

- Related projects include Jordan Sissel's Ruby grok implementation, Logstash-style grok filters, and observability tools that use named pattern matching for unstructured logs.
- It is also adjacent to traditional text-processing tools such as grep, awk, sed, and PCRE-based command-line filters.

### ソース

- <https://api.github.com/repos/jordansissel/grok>
- <https://api.github.com/repos/jordansissel/grok/tags>
- <https://github.com/jordansissel/grok>
- <https://github.com/jordansissel/grok/blob/master/grok.pod>


## セキュリティノート

narrow executable package without higher-risk signals.

- **Geiger リスク:** グリーン / 低
- narrow executable package without higher-risk signals

## 他のパッケージマネージャ記録

- MacPorts - grok: normalized package name match | MacPorts ports tree: sysutils/grok/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1


## Combined YAML source

View the package source record on GitHub. [combined/grok.yml](https://github.com/mxcl/pkgdb/blob/main/combined/grok.yml)


## ソース

- pkg.so package database
- Geiger risk classifier
- curated package history
- pkgdb category and tag curation
- external package-manager database matches
- cross-ecosystem install command graph