{"id":23478397,"url":"https://github.com/opennms/udpgen","last_synced_at":"2025-04-14T21:31:30.885Z","repository":{"id":47438462,"uuid":"238471853","full_name":"OpenNMS/udpgen","owner":"OpenNMS","description":"High performance UDP packet generator","archived":false,"fork":false,"pushed_at":"2023-12-15T16:44:25.000Z","size":56,"stargazers_count":5,"open_issues_count":0,"forks_count":3,"subscribers_count":13,"default_branch":"master","last_synced_at":"2024-04-15T15:36:25.157Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":"C++","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":"agpl-3.0","status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/OpenNMS.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":"LICENSE","code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null}},"created_at":"2020-02-05T14:38:49.000Z","updated_at":"2023-10-18T04:24:27.000Z","dependencies_parsed_at":"2023-12-15T17:49:10.075Z","dependency_job_id":null,"html_url":"https://github.com/OpenNMS/udpgen","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/OpenNMS%2Fudpgen","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/OpenNMS%2Fudpgen/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/OpenNMS%2Fudpgen/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/OpenNMS%2Fudpgen/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/OpenNMS","download_url":"https://codeload.github.com/OpenNMS/udpgen/tar.gz/refs/heads/master","host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":231143240,"owners_count":18334363,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2022-07-04T15:15:14.044Z","host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2024-12-24T19:19:17.071Z","updated_at":"2024-12-24T19:19:20.506Z","avatar_url":"https://github.com/OpenNMS.png","language":"C++","funding_links":[],"categories":[],"sub_categories":[],"readme":"# udpgen [![CircleCI](https://circleci.com/gh/OpenNMS/udpgen.svg?style=svg)](https://circleci.com/gh/OpenNMS/udpgen)\n\n## Overview\n\nThis tool was written to help stress test OpenNMS' UDP protocol handling by generating large volumes of traffic.\n\nIt currently supports generating:\n* SNMP Traps\n* Syslog Messages\n* Netflow 5 flows\n* Netflow 9 flows\n\nThe tool does not currently give fine grained control over the payload generation.\n\n## Building\n\n### Requirements\n\n* cmake\n* net-snmp-devel\n\n### Compiling\n\n```sh\nmkdir build\ncd build\ncmake ..\nmake\n```\n\n## Usage\n\n`udpgen [-d] [-i] [-h host] [-p port] [-r rate] [-t threads] [-z packets] [-x type]`\n* `-x`: Type of payload: snmp, syslog, netflow5, netflow9 (default: syslog)\n* `-d`: Daemonize (default: false)\n* `-i`: Disable interactivity (default: false)\n* `-h`: Target host / IP address (default: 127.0.0.1)\n* `-p`: Target port (default: depends on mode)\n* `-r`: Rate - number of packets per second to generate (default: 10000) Set the rate to 0 in order to disable rate limiting\n* `-s`: Send X number of packets and then stop\n* `-S`: Senx packets for X number of seconds and then stop\n* `-t`: Number of threads used to generate packets (default: 1)\n* `-z`: Number of packets per iteration (default: 1) Increase this when sending packets at a high rate\n\n## Examples\n\n### Generate Syslog Message\n\nGenerate 100000 Syslog messages per second over 10 threads, targeted at 172.23.1.1:514.\n\n```sh\n./udpgen -r 100000 -t 10 -h 172.23.1.1 -p 514\n```\n\nPin `udpgen` to the first core, and generate as many Syslog messages as possible using a single thread.\n```sh\ntaskset -c 0 ./udpgen -r 0\n```\n\n### Generate SNMP Traps\n\nGenerate 200000 SNMPv2 traps per second over 8 threads, targeted at 127.0.0.1:1162.\n\n```sh\n./udpgen -x snmp -r 200000 -t 8\n```\n\n### Generate Netflow 9 flows\n\nGenerate as many Netflow 9 flows as possible using a single thread pinned to the first core:\n\n```sh\ntaskset -c 0 ./udpgen -x netflow9 -r 0\n```\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fopennms%2Fudpgen","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fopennms%2Fudpgen","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fopennms%2Fudpgen/lists"}