v0.1.0

Changelog

New Features

• Performance Improvements:

  • Replaced perf event arrays with a ring buffer for event handling (#3)
  • Enabled resource limits and requests in deployments

• Profiling Support:

  • Added profiling support with Pyroscope (#2)

• Metrics:

  • Added custom prefix for Prometheus metrics
  • Enhanced network event processing with subnet

• Grafana Dashboards:

  • Added Grafana dashboard

• Kubernetes Mode:

  • Removed Kubernetes mode flag and associated logic
  • Refactored ShaResolver to handle pod expiration
  • Added pod deletion handling and related metrics

Commits

• 827eb35 fix(bpf): correct order of element assignments in trace_tcp and trace_udp
• 28b097a feat(deployments/grafana): enhance network traffic visualization and add new panels
• d778c65 test(pkg/network): add t.Parallel in TestIntToSubnet
• 03f98c2 style(pkg/network): add nolint comments in IntToSubnet
• c54b9a0 feat(pkg/network): enhance IntToSubnet to zero out host portion
• c2123b2 docs(internal/workload): add comments to sha_resolver methods
• 49c4a5e refactor(internal/app): remove kubernetes mode flag and related logic
• 2ae805f feat(internal/workload): refactor ShaResolver to handle pod expiration
• 366953e feat(internal/app): add pod deletion handling and related metrics
• 7a4575f style(pkg/lru): update ForEach test functions to ignore unused variables
• 09313fc feat(pkg/lru): add Remove and ForEach methods to LRU cache
• 57b5229 docs: update performance section in README
• c856543 feat(internal): add profiling support with pyroscope (#2)
• e68d692 style(internal/metrics): remove extra newline
• 748240c chore(deps): clean up go.mod and go.sum
• f039344 refactor(internal): rename container to pod
• 3750040 feat(internal/bpf): enhance NetworkEvent with enums for direction and protocol
• 8f6749f feat(internal): enhance network event processing with subnet and improve metrics organization
• 0984bf6 feat(pkg/network): add IntToSubnet function and SubnetMask24 constant
• 048021b feat(internal/bpf): add debug log level check
• 8d7dc63 feat(bpf): add constants for direction and protocol
• a731f74 chore(build): update Docker image tag for multiarch build
• e553816 feat(deployments): enable resource limits and requests
• d700054 feat(bpf): replace perf event arrays with ring buffer for event handling (#3)
• 48d8d40 chore: add .dockerignore file
• 266ab28 perf(bpf): optimize syscall event logging with debug level check
• da531af feat(internal/metrics): add custom prefix for Prometheus metrics
• 987ee26 wip(deployments/grafana): add Grafana dashboard configuration for Bpfsnitch Metrics
• c2eb55e chore: update codeowners with reviewers
• 7b90585 docs(perf): remove duplicate title
• f083660 fix: remove dupe docs paragraph about perf (#1)
• 1952ac2 docs: add performance section to README

v0.0.1

Changelog

• c7384d9 perf(internal/bpf): increase perfReaderBufSz for better performance
• 26042ee feat(internal/workload): add ErrCgroupIDNotContainer error
• f683363 feat(workload): improve container resolution with better error handling
• 1336d17 feat(app): add logging for event processor and container resolution
• a40d00a feat(build): enhance Docker build and push process
• 93dcf3f feat(internal/app): add defaultPrometheusPort constant

v0.0.0-rc3

Changelog

• eba4705 feat(internal): make Prometheus port configurable

v0.0.0-rc2

Changelog

• 01f542c feat(internal): add procPath handling for Kubernetes mode
• e126ff8 refactor(bpf/kprobe): simplify network_event struct initialization
• 1873730 docs(README): update daemonset deployment command
• 0f73d34 feat(deployments): add containerd socket and library object files

v0.0.0-rc1

Changelog

• ab4d98e feat(deployments): add containerd socket and library object files

v0.0.0-rc0

Changelog

• 6a11e66 ci(workflows): update Docker actions versions and fix DockerHub login
• 88b9052 docs: add SECURITY policy
• d18cacc docs: add LICENSE file
• 339adae docs: add CONTRIBUTING guidelines
• f1cc501 docs: add CODE_OF_CONDUCT
• 765a019 chore(ci): rename workflow to 'release'
• cc14115 fix(deployments): correct architecture and cleanup mount commands in daemonset
• 133bb04 ci(workflows): add id to Docker meta step
• 4ddac6e chore(repo): add .gitattributes to mark bpf/vmlinux.h as vendored
• 9394c72 feat(ci): add docker push job
• 07d5f3f test(network): add tests for network conversion utilities
• 3db4904 feat(network): add IP and network byte order conversion utilities
• f4d2b72 feat(workload): add container resolution logic
• 1b028f9 feat(sig): add signal handling setup for graceful shutdown
• 88844e6 feat(profile): add pprof setup utility
• 7798951 feat(bpf): add event processing functions
• d5f78fd refactor(bpf): rename BpfEvent to Event and refactor ConsumeEvents
• 66359f4 feat(app): create Run function with main application logic
• ac5133a refactor(bpfsnitch): move run logic to internal/app
• 1cbf8b1 docs: update contact section with markdown links
• 77e65cf feat(bpfsnitch): add Kprobe attacher
• cfc880e feat(bpfsnitch): add BPF event consumer
• b7828bb chore(bpfsnitch): update Go module dependencies
• c379f27 feat(bpfsnitch): add UDP BPF tracers
• 9b5695c feat(bpfsnitch): add TCP BPF tracers
• 0110229 docs(bpfsnitch): add initial README
• f51f26d feat(internal/metrics): add network and DNS metrics counters
• 647e757 chore(internal/bpf): add comment to suppress linter warning
• 0b750f6 fix(internal/bpf): correct naming in tracepoint attacher
• 14791e5 feat(internal/bpf): add NetworkEvent struct and BpfEvent interface
• 4e06915 feat(internal/bpf): extend KBContext with network event reader and KPs
• 6a17f8d feat(cmd/bpfsnitch): enhance event handling with network events
• 870d872 feat(bpf/main): include tracepoint and kprobe handlers, add is_local_ip function
• 2365411 feat(bpf/core): add pragma once and is_local_ip function
• 8ddb153 style(internal/metrics): add nolint for gosec warning
• 929c36f refactor(internal/bpf): remove empty var block and use constants
• 3fa772b refactor(internal/bpf): extract perf reader buffer size to constant
• 39de40e test(bpf, lru): add parallel execution for tests
• 19b77f4 chore: add autogenerated file headers
• 7b1c236 style: rename CgroupId to CgroupID for consistency
• 0e7283b refactor: replace fmt.Errorf with errors.New
• 31a7e94 chore(ci): update golangci-lint version in GitHub workflow
• e29a8b9 refactor(internal/bpf): update tests for new SyscallToId and IdToSyscall names
• 4ccd160 refactor(internal/bpf): adjust to new SyscallToId and IdToSyscall names
• 266d347 refactor(internal/bpf): adjust to new SyscallToId and IdToSyscall names
• 23cb07f refactor(internal/bpf): rename WhitelistedSyscallsMap to IdToSyscall in event.go
• 5f974f8 refactor(internal/bpf): rename WhitelistedSyscalls to SyscallToId for arm64 arch
• 1de1bbe refactor(internal/bpf): rename WhitelistedSyscalls to SyscallToId for arm arch
• 6894256 refactor(internal/bpf): rename WhitelistedSyscalls to SyscallToId for amd64 arch
• 863be15 refactor(internal/bpf): rename WhitelistedSyscalls to SyscallToId for 386 arch
• 65a2aec feat(cmd/cli): add pprof support and improve Kubernetes mode handling
• 2f2a7a8 refactor(cmd/bpfsnitch): use LRU cache for banned cgroup IDs
• 0f80fd3 chore: update gitignore
• 2190913 feat(pkg/lru): implement and test LRU cache
• 9e9500d refactor(bpf): remove kprobe attacher
• e778c15 feat(workload): add runtime detection and container SHA resolution
• 52d784d feat(metrics): register syscall counter with container label
• e36aefe chore(bpf): update import path in whitelist attacher
• 81be83d feat(bpf): implement tracepoint attacher
• 831c39b feat(bpf): update event struct to include pid instead of user_id
• be8d681 refactor(bpf): update attacher to support tracepoints
• 14cd166 docs(bpf): update TODO to reflect build target change
• 3e24a0e chore: update go.sum with new dependencies
• 07d04be chore: update module name and dependencies
• 2763d58 feat(cmd/bpfsnitch): add Kubernetes mode and integrate LRU cache
• 69e42c9 refactor(bpf): switch from kprobe to tracepoint for syscall tracing
• 5612c09 feat(bpf): replace user_id with pid in syscall_event struct
• 083f309 feat(bpf): add current directory include path to build script
• f69e3a7 chore: update gitignore for dev directory
• 8abda47 feat(cmd): core logic
• 36b49cc feat: tooling
• b66da22 feat(deployments): add kube & dockerfile
• 325f849 feat(internal): add logger
• 075e753 feat(internal): add metrics server
• b8385a5 feat(bpf): attacher & runtime
• 7ad8f5e feat(ci): boilerplate
• c5671ca feat(internal/bpf): syscall per arch