LXD 2.20 has been released

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The changes in this release include

Features:

  • New lxc console subcommand and console API to attach to the container’s boot console or retrieve the boot log
  • New lxc operation subcommand to list and cancel background operations.
  • Added support for SR-IOV network devices (nictype=sriov) including dynamic allocation of new virtual functions
  • Support for delegated external authentication through macarroons (using the go-bakery v2 protocol)

Bugfixes:

  • client: Add GetOperationUUIDs and GetOperations
  • client: Name all the return values in interfaces
  • doc: Fix markdown escaping
  • doc: Sort container config keys
  • doc: Sort network config keys
  • doc: Sort server.md config keys
  • doc: Sort storage config keys
  • extra: Update bash completion for all the new keys
  • global: Fix a number of unchecked variables
  • global: Fix some typos
  • global: Revert “Temporary workaround for log15 API breakage”
  • global: Switch to the built-in log15
  • lxc/file: Log downloads/uploads (Issue #4018)
  • lxc/network: Fix error message
  • lxd-benchmark: use NewConfig to get a default configuration
  • lxd/containers: Detect version at runtime (Issue #3934)
  • lxd/containers: Don’t allow removing lxc.conf or lxc.log
  • lxd/containers: Rename container.StateObject() to container.DaemonObject()
  • lxd/daemon: Add a endpoints.Endpoints class for managing HTTP endpoints
  • lxd/daemon: Add cpu profiling and goroutines printing to the debug sub-package
  • lxd/daemon: Add error messages to lxdTestSuite setup and teardown
  • lxd/daemon: Add initial Go-level daemon integration-like test
  • lxd/daemon: Add lxd/config sub-package implementing structured config maps
  • lxd/daemon: Add lxd/task sub-package for running functions periodically
  • lxd/daemon: Add new debug sub-package with support for memory profiling
  • lxd/daemon: Add node.Config high-level API for modifying node-level config
  • lxd/daemon: Cleanup test state at every test, to improve isolation.
  • lxd/daemon: Control all goroutines spawned in Daemon.Ready() using task.Task
  • lxd/daemon: Don’t skip Daemon.Ready() in tests, it can be run unconditionally
  • lxd/daemon: Don’t use global path variables in sys.OS
  • lxd/daemon: Drop logging setup in Daemon.Init()
  • lxd/daemon: Drop support for “setup mode”
  • lxd/daemon: Drop the containerLXC.OS() convenience
  • lxd/daemon: Drop unnecessary checks on MockMode
  • lxd/daemon: Extract initialization of the REST and /dev/lxd http Server
  • lxd/daemon: Gracefully cancel tasks on daemon shutdown
  • lxd/daemon: Improve error on invalid config key (Issue #3925)
  • lxd/daemon: Move directory initialization to sys.OS.
  • lxd/daemon: Move execPath global variable to sys.OS.ExecPath
  • lxd/daemon: Move global aaAdmin global variable to sys.OS
  • lxd/daemon: Move global aaAvailable global variable to sys.OS
  • lxd/daemon: Move global aaConfined global variable to sys.OS
  • lxd/daemon: Move global aaStacking global variable to sys.OS
  • lxd/daemon: Move global cgBlkioController global variable to sys.OS
  • lxd/daemon: Move global cgCpuController global variable to sys.OS
  • lxd/daemon: Move global runningInUserns global variable to sys.OS
  • lxd/daemon: Move optional Daemon config values to DaemonConfig
  • lxd/daemon: Move remaining global cgXXX global variables to sys.OS
  • lxd/daemon: Move util.AppArmorCanStack to a private appArmorCanStack in lxd/sys
  • lxd/daemon: Streamline Daemon init and shutdownn
  • lxd/daemon: Track the lifecycle of the goroutine performing log expiration
  • lxd/daemon: Tweak schedule function for pruning images
  • lxd/daemon: Use instance-level cache dir variable instead of the environment one
  • lxd/daemon: Use instance-level log dir variable instead of the environment one
  • lxd/daemon: Use instance-level var dir variable instead of the environment one
  • lxd/daemon: Wire debug utilities into main_daemon.go
  • lxd/daemon: Wire endpoints.Endpoints into Daemon
  • lxd/db: Add a db.NodeTx structure to abstract away low-level transactions
  • lxd/db: Add a Schema.Fresh() method to set a “bootstrap” SQL statement
  • lxd/db: Add db APIs for fetching and changing node-local config values
  • lxd/db: Add db.NewTestNode helper for database-related unit tests
  • lxd/db: Add low-level query helpers for changing config tables
  • lxd/db: Add query.Count utility
  • lxd/db: Add Schema.ExerciseUpdate() for testing a individual update
  • lxd/db: Add support for gracefully aborting schema.Ensure
  • lxd/db: Complete moving schema creation logic to schema.Schema
  • lxd/db: Convert a few call sites of sql.DB.Begin to db.DB.Begin
  • lxd/db: Convert remaining call sites of the low-level db.Begin function
  • lxd/db: Drop all references to Daemon.nodeDB
  • lxd/db: Fix spurious tx.Exec argument in lxd/db/schema/query.go
  • lxd/db: Move certificate db APIs to the db.Node facade
  • lxd/db: Move container db APIs to the db.Node facade
  • lxd/db: Move devices db APIs to the db.Node facade
  • lxd/db: Move image db APIs to the db.Node facade
  • lxd/db: Move network db APIs to the db.Node facade
  • lxd/db: Move node-level schema updates to their own db/local/ sub-package.
  • lxd/db: Move patches db APIs to the db.Node facade
  • lxd/db: Move profile db APIs to the db.Node facade
  • lxd/db: Move storage db APIs to the db.Node facade
  • lxd/db: Remove direct use of the low-level db.Exec() func outside of lxd/db/
  • lxd/db: Rename Daemon.db to Daemon.nodeDB
  • lxd/db: Rename db.Exec to db.exec, making it unexported
  • lxd/db: Rename db.QueryScan to db.queryScan, making it unexported
  • lxd/db: Rename db_test.go to db_internal_test.go, since it’s white box
  • lxd/db: Rename State.DB to State.NodeDB
  • lxd/db: Return the initial schema version in Schema.Ensure()
  • lxd/import: Use the right VG name on delete
  • lxd/main: Fix output of --print-goroutines-every
  • lxd/networks: Don’t require a 1400 MTU with tunnels (Issue #3999)
  • lxd/seccomp: Fix security.syscalls.blacklist handling
  • lxd/storage: Drop the storageShared.OS() convenience
  • lxd/storage: Generate new UUID on thinpools for btrfs
  • lxd/storage/zfs: Try to import missing zpools (Issue #3976)
  • lxd/storage/zfs: Update for newer ZFS releases (Issue #3986)
  • shared: Add a shared.KeyPairAndCA function to get coventionally named certs
  • shared: Fix file transfers to/from stdin/stdout in snap
  • shared: Make current gofmt happy
  • shared/api: Add API extension label to AuthMethods
  • shared/log15: Vendor a copy of log15 in shared/log15
  • shared/logger: Add helper to redirect the global logger to the testing logger
  • shared/logging: Add freebsd build conditional to log_posix.go
  • shared/version: Extract the APIExtensions list from api10Get
  • shared/version: Split version declarations in shared/version into several files
  • tests: Add test for unique btrfs UUID generation
  • tests: Add test for unused variables
  • tests: Check for typos
  • tests: Don’t use godeps for import check
  • tests: Skip prlimits on liblxc < 2.1
  • tests: Update for new dependencies

Try it for yourself

This new LXD release is already available for you to try on our demo service.

Downloads

The release tarballs can be found on our download page.

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Snap package is available in the candidate channel to be released to stable tomorrow.

Ubuntu package has been uploaded to the development release, once it passes CI it will become available in the LXD PPAs and then be pushed as an official backport to supported releases in the next few days.