AltraMayor/gatekeeper

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The first open-source DDoS protection system

Stars: 1.6k
Forks: 252
Open beginner issues: 0
Indexed issues: 94

Dominant language: C
License: GPL-3.0
Last GitHub push: Nov 5, 2025
Latest indexed: Sep 13, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: good first issue help wanted
PR merge metrics: No merged PRs in 30d

Open All

94 open issues indexed

Maximize cache hits for GK, GT, and GK-GT unit Open

enhancement

AltraMayor/gatekeeper#36 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Protect the Grantor-Gatekeeper channel Open

enhancement

AltraMayor/gatekeeper#47 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Merge our DPDK patches upstream Open

enhancement

AltraMayor/gatekeeper#52 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Improve LLS/LACP error messages Open

enhancement good first issue

AltraMayor/gatekeeper#64 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Implement RCU in Gatekeeper Open

enhancement

AltraMayor/gatekeeper#70 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Deal with unsent packets from GT and GK Open

enhancement

AltraMayor/gatekeeper#71 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Verify that MAC address checks are needed Open

enhancement good first issue

AltraMayor/gatekeeper#74 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Supporting multipath on Gatekeeper servers Open

enhancement

AltraMayor/gatekeeper#75 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Review `time_resolution_init()` Open

enhancement good first issue

AltraMayor/gatekeeper#82 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Adopting rte_pktmbuf_read() Open

enhancement

AltraMayor/gatekeeper#93 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Is the incoming router relavant in an IX? Open

question

AltraMayor/gatekeeper#101 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Minimizing endian computation Open

enhancement good first issue

AltraMayor/gatekeeper#125 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Remove hardware requirements for virtio Open

enhancement

AltraMayor/gatekeeper#131 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Allocate Lua states on NUMA nodes that GT instances reside Open

enhancement

AltraMayor/gatekeeper#143 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
An issue on calling luaL_get_ctypeid() Open

question

AltraMayor/gatekeeper#144 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Figure out appropriate cache sizes of the blocks Open

enhancement

AltraMayor/gatekeeper#145 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Can we do some meaningful validation of the policy? Open

enhancement question

AltraMayor/gatekeeper#146 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Ensure LLS tasks are not starved Open

enhancement

AltraMayor/gatekeeper#151 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Do performance analysis over block parameters Open

enhancement

AltraMayor/gatekeeper#155 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Add ability to manually add ARP/ND entries Open

enhancement

AltraMayor/gatekeeper#161 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Find an elegant solution to rotate Gatekeeper's log file Open

enhancement

AltraMayor/gatekeeper#169 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Batch packets for Lua policy lookups Open

enhancement

AltraMayor/gatekeeper#188 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Supporting vantage points without a back channel Open

Production requirement

AltraMayor/gatekeeper#195 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Having global LPM tables to classify source addresses Open

enhancement

AltraMayor/gatekeeper#209 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Is there a clever way to combine integer divisions? Open

enhancement good first issue question

AltraMayor/gatekeeper#243 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Make --log-file-mode support the same mode format of chmod(1) Open

enhancement good first issue

AltraMayor/gatekeeper#245 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Should Gatekeeper adopt libelf? Open

enhancement good first issue question

AltraMayor/gatekeeper#252 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Having a building system Open

enhancement help wanted

AltraMayor/gatekeeper#253 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
What are the expected network configurations across a deployment? Open

Documentation enhancement question

AltraMayor/gatekeeper#267 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Drop the flow states GK_GRANTED and GK_DECLINED Open

enhancement

AltraMayor/gatekeeper#296 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Enable policies to load balance flows Open

enhancement Operational demand

AltraMayor/gatekeeper#297 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Take advantage of the path control aspect of Gatekeeper Open

enhancement

AltraMayor/gatekeeper#298 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
What does it take to deploy Gatekeeper on an ISP? Open

question

AltraMayor/gatekeeper#300 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Implement Generic Receive Offload (GRO) using DPDK library Open

enhancement

AltraMayor/gatekeeper#337 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Enabling policies to prioritize new flows when flow table is full Open

enhancement

AltraMayor/gatekeeper#345 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Enable RX checksums in hardware Open

AltraMayor/gatekeeper#348 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Adopt a better IP lookup algorithm to achieve 100+ Gbps throughput Open

enhancement

AltraMayor/gatekeeper#365 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Change the core to port mapping in GK Open

enhancement

AltraMayor/gatekeeper#366 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Explore tool ThreadSpotter Open

enhancement

AltraMayor/gatekeeper#381 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Use gatekeeper without bgp Open

Operational demand

AltraMayor/gatekeeper#382 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Adopt Smart NICs to accelerate the performance of Gatekeeper Open

enhancement

AltraMayor/gatekeeper#392 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Add an addtional SOL block to enforce request channel bandwidth Open

enhancement

AltraMayor/gatekeeper#393 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
An issue with RSS in Grantor Open

Operational demand

AltraMayor/gatekeeper#396 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Explore new DPDK features that Gatekeeper may benefit from Open

enhancement

AltraMayor/gatekeeper#398 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Have a BPF example for QUIC Open

Documentation

AltraMayor/gatekeeper#432 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Write an example policy that implements fwknop's server Open

enhancement

AltraMayor/gatekeeper#434 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Replace the ACL library with the BPF library Open

enhancement

AltraMayor/gatekeeper#436 · 4 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Enable packet capture for debugging Open

enhancement

AltraMayor/gatekeeper#453 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Gatekeeper cannot allocate 32GB of memory for the flow tables Open

bug workaround available

AltraMayor/gatekeeper#455 · 5 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Support Duplicate Address Detection in Gatekeeper's ND Open

enhancement good first issue

AltraMayor/gatekeeper#457 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026

AltraMayor/gatekeeper

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