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Added

• Introduce Web UI v2
• Implement partial updates for the graph
• Standardize container metadata between runtimes
• Added new ovnk8s probe and new bindings generators for OVN databases
• Add Ascendants and Descendants steps

Changed

• Allow gremlin request on internal fields, such as @Revision, @Origin...

Added

• Persist graph element across analyzer restarts
• Add new block device topology probe
• Add node and edge APIs
• Add PATCH method to modify resources
• Add authentication definition to swagger description
• Add SSL support to Open vSwitch OpenFlow parser
• Allow removing nodes and edges in batch from the CLI
• Support multiple elasticsearch hosts, SSL and authentication

Changed

• Bump to elasticsearch v7
• Extract graph engine to its own standalone package 'graffiti'
• Move hardware related root node data to a probe
• Use 'flattened' type in elasticsearch to avoid mapping explosion

Added

• Add new seed mechanism to start a probe inside a container/process namespace
• Add support for plugins
• Add BESS topology probe (thanks to Tim Rozet)
• Report active flows status through WebSocket

Changed

• Use 1.11 as minimal Golang version
• Moved to go mod to ease import from external projects
• Use Ubuntu 19.04 as Docker base image

Added

• API Swagger definitions (http://skydive.network/swagger/)
• AWS flow logs exporter
• Namespace support to flow subscribing mechanism
• Support for subscribing flows by capture ID

Changed

• eBPF probe performance improvements
• Restore nightly builds
• Support for neighbors update detection

Added

• Add Gremlin console in Web UI
• Add ovsnetflow capture to act as a NetFlow receiver
• Add target mechanism to export flow using ERSPAN or NetFlow
• Packet injector:
  • Allow use as a standalone executable
  • Allow reaching external IPs
• Support multiple captures on a single interface
• Allow creating API resources with a TTL
• Added support for all DNS fields
• Add flow validation workflow
• Gremlin:
  • Add Has step on Values result
  • Add NEE (not equal or not exist) predicate
  • Add Dedup step on ShortestPath result

Changed

• Set capture ID in flow metadata
• Properly handle updates in Gremlin filters
• Fix rtt calculation for RST packet
• Set real Kubernetes cluster name

Added

• OVN probe with support for logical switches, routers, ports and ACLs
• Network Service Mesh (NSM) probe
• Open vSwitch:
  • Use JSON schema when using ovs-ofctl command line utility
  • Use Golang OpenFlow decoder based on loxigen
  • Support for Gremlin Metric step on OVS interfaces
  • Add advanced options for ovssflow capture type
• eBPF:
  • 802.1q/VLAN support
  • IP/GRE support
• Libvirt:
  • Associations to SRIO-V virtual functions
  • Add pure Go implementation for static builds
• Kubernetes:
  • Add configmap/secret data keys to metadata
  • Added health checks to Skydive template

Changed

• Move workflow execution to server side
• Move RTT from flows to metrics to keep history of it

Added

• SRIO-V support
• SFlow Counters support
• Add VPP probe
• Flow life cycle Fields to track TCP sessions
• TCP fields support to eBPF probe
• NetLink probe reports permanent hardware address
• Report kernel command line as metadata
• Mechanism to report config file fields as metadata
• Report global OVS information as metadata
• UI:
  • Add collapse/expand support for dict/map
  • Add edge highlighting support
• Gremlin:
  • Add Without predicate
• Python:
  • Add injection to REST API
  • Add alert to REST API

Changed

• Improve eBPF probe performances
• General agent performance improvements
• Kubernetes and Istio support improvements
• Fix TTL field setting for ICMPV4 packet injection
• Improve communication performances between agent and analyzer
• Fix datastore replication issue

Changed

• Fix ansible playbook/roles for tripleo deployment

Added

• LLDP topology probe for topology auto discovery
• Libvirt probe
• runC container probe
• Introduce WebSocket endpoint to get flows notifications
• Extra flow layers such as DHCP, VRRP and DNS
• Add command line command to export/import topology
• Gremlin:
  • New HasEither step to generate a OR filter instead of AND
  • NextHop step to compute the next hop using routing tables
• Support for OpenFlow group tables

Changed

• Wait for elasticsearch to be ready instead of failing
• Refactored TLS configuration

Changed

• Switch to gopacket master branch
• Revamp Web UI
• Remove user metadata API
• Disable elasticsearch by default in devstack plugin
• Bug fixes:
  • Fix Limit for topology Gremlin steps
  • Fix packets missed to due timeout when using afpacket
  • Use Capture.ID instead of capture gremlin expression
  • Fix IPv6 connection state when using eBPF
  • Fix openflow rule modification