OVS Database and Flow Analysis

OVS Database and Flow Analysis is a skill for Claude Code, Codex from wangke19/gemini-ai-helpers. It costs 15 tokens per session (2,963 once invoked), scanned B, original, Apache-2.0.

An analyzer for Open vSwitch data collected in sosreport archives. Open vSwitch is software that creates virtual network switches, bridges, and traffic rules.

In plain words
What is it for?
Use it to inspect switch databases and text reports, flow activity, port statistics, datapaths, tunnels, and mappings between Kubernetes pods and network interfaces.
Why use it?
It helps investigate packet drops, broken bridges or interfaces, tunnel problems, and unexpected network behavior from collected diagnostic data.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it to inspect switch databases and text reports, flow activity, port statistics, datapaths, tunnels, and mappings between Kubernetes pods and network interfaces.

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Install with agentmods
npx agentmods add skills/wangke19/gemini-ai-helpers/ovs-db-analysis
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add wangke19/gemini-ai-helpers --skill ovs-db-analysis
Clone the repo
git clone --depth 1 https://github.com/wangke19/gemini-ai-helpers

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for OVS Database and Flow Analysis

README.md
[![agentmods](https://agentmods.dev/badge/skills/wangke19/gemini-ai-helpers/ovs-db-analysis/github.svg)](https://agentmods.dev/skills/wangke19/gemini-ai-helpers/ovs-db-analysis)
Your own site
<a href="https://agentmods.dev/skills/wangke19/gemini-ai-helpers/ovs-db-analysis"><img src="https://agentmods.dev/badge/skills/wangke19/gemini-ai-helpers/ovs-db-analysis/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for OVS Database and Flow Analysis

Your own site · 80×15
<a href="https://agentmods.dev/skills/wangke19/gemini-ai-helpers/ovs-db-analysis"><img src="https://agentmods.dev/badge/skills/wangke19/gemini-ai-helpers/ovs-db-analysis.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 15 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,963 The whole file, excluding the scripts and references it only reads on demand.
Security scan B 1 finding. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00015 $0.02963
Opus 5 $0.00008 $0.01482
Sonnet 5 $0.00003 $0.00593
Haiku 4.5 $0.00002 $0.00296

Measured 8d ago against content hash 7ccfdec53f1f, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-11, from the pricing page.

Security

Grade B, and why

OVS Database and Flow Analysis scanned grade B with 1 finding against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 8d ago.

The scan reads SKILL.md. This mod also ships 1 executable file (scripts/analyze_ovs_db.py), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Asks for rootmediumPrivilege escalation

A mod that escalates privileges can change anything on the machine, not only the project.

- Fedora/RHEL: `sudo dnf install openvswitch`
extensions/sosreport/skills/ovs-db-analysis/SKILL.md · 306 lines

How it starts

The opening of the file, as written. The whole thing — 306 lines — stays where its author put it; the contents beside it link to each section on GitHub.

OVS Database and Flow Analysis

This skill provides detailed analysis of Open vSwitch (OVS) data collected via sosreport. It operates in four modes:

  1. Default mode: Full analysis - conf.db + all text files (requires ovsdb-tool, falls back to text files if not available)
  2. Database mode (--db): Database only - analyze conf.db (requires ovsdb-tool)
  3. Text files mode (--flows-only): Text files only - no ovsdb-tool needed
  4. Query mode (--query): Run custom OVSDB JSON queries (requires ovsdb-tool)

When to Use This Skill

Use this skill when:

  • Troubleshooting packet drops - Find drop flows being hit
  • Analyzing flow performance - View top flows by packet count
  • Analyzing OVS configuration from a sosreport
  • Troubleshooting bridge, port, or interface issues
  • Investigating DPDK vs kernelspace datapath
  • Reviewing tunnel configurations (VXLAN, Geneve, GRE)
  • Checking port statistics (drops, errors, traffic)
  • Mapping Kubernetes pods to OVS interfaces

Prerequisites

Default mode (full analysis):

  • ovsdb-tool must be installed (from openvswitch package)
  • Falls back to --flows-only if ovsdb-tool not found
  • Sosreport with sos_commands/openvswitch/ directory and conf.db

Database mode (--db):

  • ovsdb-tool must be installed (from openvswitch package)
    • Check: which ovsdb-tool
    • Fedora/RHEL: sudo dnf install openvswitch
    • Ubuntu/Debian: sudo apt install openvswitch-common
  • Sosreport with conf.db file

Text files mode (--flows-only):

  • No special tools needed - works out of the box!
  • Sosreport with sos_commands/openvswitch/ directory

Query mode (--query):

  • ovsdb-tool must be installed
  • Incompatible with --flows-only

File Locations in Sosreport

The sosreport collects:

sosreport-hostname-date/
├── etc/openvswitch/conf.db              (OVS database - for --db mode)
├── var/lib/openvswitch/conf.db          (alternate location)
└── sos_commands/openvswitch/            (default mode uses these)
    ├── ovs-vsctl_-t_5_show              (topology)
    ├── ovs-vsctl_-t_5_list_bridge       (bridge details)
    ├── ovs-vsctl_-t_5_list_interface    (interface details)
    ├── ovs-vsctl_-t_5_list_Open_vSwitch (system info)
    ├── ovs-ofctl_dump-flows_<bridge>    (OpenFlow entries)
    ├── ovs-ofctl_dump-ports_<bridge>    (Port statistics)
    ├── ovs-appctl_coverage.show         (internal stats)
    ├── ovs-appctl_upcall.show           (datapath health)
    ├── ovs-appctl_tnl.ports.show_-v     (tunnel ports)
    └── ...

Read the full file on GitHub · 306 lines

Files

What ships with it

1 file beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 8d ago First seen · 306 lines · 15 tokens per session scan B 7ccfdec53f1f

Subscribe to this mod's changes

OVS Database and Flow Analysis is a skill published in the GitHub repository wangke19/gemini-ai-helpers (2 stars, last pushed 5mo ago), licensed Apache-2.0. It adds 15 tokens to every session and 2,963 once invoked, about $0.0001 per session on Opus 5. A static security scan graded it B with 1 finding (asks for root). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-03.

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