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runspec-linux

Linux system-administration runnables (plus crontab, filesystem, and the cross-platform web/TLS/API probes) for runspec. pip install it into a venv and the runnables are discoverable by runspec local, runspec serve (MCP), and runspec-console.

All runnables emit JSON on stdout. Read-only runnables are autonomy = "autonomous"; state-changing ones are autonomy = "confirm".

Nothing here runs as root. A tool runs as whoever owns its venv (runspec

= 0.68.0): you in a personal venv, or the service account in a shared one. --run-as picks another unprivileged account and refuses root. The tools that need root (package upgrades/installs, reboot-host, set-sysctl, enable-passwordless-sudo) are in runspec-linux-root, for a root-owned admin venv.

Install

pip install runspec-linux

Runnables

Group Runnables
System system-info, disk-usage, block-devices, check-memory, cpu-info, pressure
Processes list-processes
Services list-services, check-service, restart-service, service-detail, failed-units
Logs tail-log, search-log, journalctl
Network network-interfaces, ping-host, check-port, show-connections, trace-route, route-table, socket-stats, dns-config, open-ports
Kernel params get-sysctl
Files find-large-files, backup-files, owning-package
Sessions last-logins, who
Containers list-containers, container-logs, restart-container
Packages (read-only) list-packages, list-autoremovable
TCP nc-command
Commands which
Cron cron (multi-verb: list/add/remove/clear)
Filesystem filesystem (multi-verb, backed by runspec-fs-core)
Web / TLS / API cert-check, cert-chain, tls-info, http-check, http-headers, redirect-trace, dns-lookup, api-spec

The package runnables auto-detect apt / dnf / yum / zypper / pacman. The web/TLS/API probes are pure HTTP (shared with runspec-windows via runspec-webops-core) and run anywhere.

system-info
list-packages --filter nginx
check-port --host db-01 --port 5432
cert-check --url https://internal.example.com

Python venvs

The venv runnables (create-venv, install-into-venv, configure-pip, share-venv-logs) were removed in 0.20.0. Provision a venv on a host from runspec-console (Settings → Jump Hosts → Provision new venv…), install packages from its Marketplace tab, or on the command line use python -m venv, pip install and runspec logs share --inbox.

Public Python API

The pure logic lives in runspec-linux-core — no runspec dependency, no runspec.toml, no entry points (so it surfaces no runnables). A corporate wrapper package that only wants a helper should depend on the core alone:

from runspec_linux_core import nc_send, system_info, which

The helpers are also re-exported from runspec_linux for back-compat. Core helpers return plain data and raise (ToolNotFoundError / CommandError) on failure; the runnable wrappers catch these to render the CLI/agent behaviour.

Development

python -m venv .venv && . .venv/bin/activate
pip install -e ".[dev]"
ruff check . && ruff format --check .
pytest

Metadata

Release files for runspec-linux 0.20.0

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Source distribution for runspec-linux 0.20.0
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runspec_linux-0.20.0.tar.gz 35.5 kB Details

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Table of built distributions (wheels) for runspec-linux 0.20.0
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runspec_linux-0.20.0-py3-none-any.whl Python 3 none any Details

Total release size: 63.8 kB

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