dsh を Homebrew, apt, MacPorts でインストール

プロジェクトリンク

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コマンドとエイリアス

• dsh

プロジェクトの歴史

The official page says dsh grew from the author's own Debian cluster administration needs: repeatedly writing ad hoc scripts for many hosts was inefficient, so a personal tool was polished into a public program. The page's HTML creation stamp is 2001-08-31, and its public download index carries a long 0.22 through 0.25 release stream.

By the 0.24.2 note dated 2003-08-26, the project had already dealt with portability and security-advisory review around its asprintf implementation. Later releases moved into the 0.25 series, with Homebrew packaging 0.25.10 from the upstream download area.

採用の歴史

dsh's adoption is old-school Unix administration adoption: package-manager availability, config files in /etc and ~/.dsh, and use on clusters where the same command must run across many hosts. The official page says it was installed on many clusters and was also used by the related dmachinemon system.

Homebrew analytics showed only 71 installs over the preceding 365 days during this batch, which fits a mature, niche sysadmin utility rather than an actively trendy tool.

使われ方

The canonical usage is to put host lists or groups in text config files and run commands such as `dsh -a -c -- uname -a` or `dsh -g group -c -- command`. The tool also supports limiting the number of simultaneous connections, hierarchical invocation, and NIS netgroups.

パッケージ好きにとっての重要性

dsh is package-nerd significant because it captures a pre-cloud cluster-management pattern: small C utilities, text host lists, rsh/ssh wrappers, and distro packaging did the work that later orchestration systems absorbed. It is also an example of a name collision family: several unrelated tools called dsh existed in Perl, C, Python, and AIX-compatible forms.

タイムライン

• 2001-08-31: The official HTML page records its creation date.
• 2002: The official references section links Japanese research reports evaluating dsh.
• 2003-08-10: A Bugtraq security advisory about dsh was posted; the maintainer later explained why the checked implementation was not affected on common platforms.
• 2003-08-26: The official page documents the 0.24.2 security-review note.
• 0.25.10: The upstream download index and Homebrew formula identify 0.25.10 as the packaged stable release.

Related projects

• dmachinemon is named by the official page as a system that used dsh extensively.
• The official related-work list points to other distributed-shell projects, including Perl dsh, another C dsh, and pydsh.
• ssh, rsh, and remsh are the remote-shell mechanisms dsh wraps.

ソース

• https://www.netfort.gr.jp/~dancer/software/dsh.html.en
• https://www.netfort.gr.jp/~dancer/software/downloads/
• https://formulae.brew.sh/formula/dsh