github.com/hhrutter/nomad@v0.6.0-rc2.0.20170723054333-80c4b03f0705/CHANGELOG.md (about) 1 ## 0.6.0 (Unreleased) 2 3 __BACKWARDS INCOMPATIBILITIES:__ 4 * cli: When given a prefix that does not resolve to a particular object, 5 commands now return exit code 1 rather than 0. 6 7 IMPROVEMENTS: 8 * core: Rolling updates based on allocation health [GH-2621, GH-2634, GH-2799] 9 * core: New deployment object to track job updates [GH-2621, GH-2634, GH-2799] 10 * core: Default advertise to private IP address if bind is 0.0.0.0 [GH-2399] 11 * core: Track multiple job versions and add a stopped state for jobs [GH-2566] 12 * core: Job updates can create canaries before beginning rolling update 13 [GH-2621, GH-2634, GH-2799] 14 * core: Back-pressure when evaluations are nacked and ensure scheduling 15 progress on evaluation failures [GH-2555] 16 * agent/config: Late binding to IP addresses using go-sockaddr/template syntax 17 [GH-2399] 18 * api: Add `verify_https_client` to require certificates from HTTP clients 19 [GH-2587] 20 * api/job: Ability to revert job to older versions [GH-2575] 21 * cli: Autocomplete for CLI commands [GH-2848] 22 * client: Use a random host UUID by default [GH-2735] 23 * client: Add `NOMAD_GROUP_NAME` environment variable [GH-2877] 24 * client: Environment variables for client DC and Region [GH-2507] 25 * client: Hash host ID so its stable and well distributed [GH-2541] 26 * client: GC dead allocs if total allocs > `gc_max_allocs` tunable [GH-2636] 27 * client: Persist state using bolt-db and more efficient write patterns 28 [GH-2610] 29 * client: Fingerprint all routable addresses on an interface including IPv6 30 addresses [GH-2536] 31 * client/artifact: Support .xz archives [GH-2836] 32 * client/artifact: Allow specifying a go-getter mode [GH-2781] 33 * client/artifact: Support non-Amazon S3-compatible sources [GH-2781] 34 * client/template: Support reading env vars from templates [GH-2654] 35 * config: Support Unix socket addresses for Consul [GH-2622] 36 * discovery: Advertise driver-specified IP address and port [GH-2709] 37 * discovery: Support `tls_skip_verify` for Consul HTTPS checks [GH-2467] 38 * driver/docker: Allow specifying extra hosts [GH-2547] 39 * driver/docker: Allow setting seccomp profiles [GH-2658] 40 * driver/docker: Support Docker credential helpers [GH-2651] 41 * driver/docker: Auth failures can optionally be ignored [GH-2786] 42 * driver/docker: Add `driver.docker.bridge_ip` node attribute [GH-2797] 43 * driver/docker: Allow setting container IP with user defined networks 44 [GH-2535] 45 * driver/rkt: Support `no_overlay` [GH-2702] 46 * driver/rkt: Support `insecure_options` list [GH-2695] 47 * server: Allow tuning of node heartbeat TTLs [GH-2859] 48 * server/networking: Shrink dynamic port range to not overlap with majority of 49 operating system's ephemeral port ranges to avoid port conflicts [GH-2856] 50 51 BUG FIXES: 52 * core: Protect against nil job in new allocation, avoiding panic [GH-2592] 53 * core: System jobs should be running until explicitly stopped [GH-2750] 54 * core: Prevent invalid job updates (eg service -> batch) [GH-2746] 55 * client: Lookup `ip` utility on `$PATH` [GH-2729] 56 * client: Add sticky bit to temp directory [GH-2519] 57 * client: Shutdown task group leader before other tasks [GH-2753] 58 * client: Include symlinks in snapshots when migrating disks [GH-2687] 59 * client: Regression for allocation directory unix perms introduced in v0.5.6 60 fixed [GH-2675] 61 * client: Client syncs allocation state with server before waiting for 62 allocation destroy fixing a corner case in which an allocation may be blocked 63 till destroy [GH-2563] 64 * client: Improved state file handling and reduced write volume [GH-2878] 65 * client/artifact: Honor netrc [GH-2524] 66 * client/artifact: Handle tars where file in directory is listed before 67 directory [GH-2524] 68 * client/config: Use `cpu_total_compute` whenever it is set [GH-2745] 69 * client/config: Respect `vault.tls_server_name` setting in consul-template 70 [GH-2793] 71 * driver/exec: Properly set file/dir ownership in chroots [GH-2552] 72 * driver/docker: Fix panic in Docker driver on Windows [GH-2614] 73 * driver/rkt: Fix env var interpolation [GH-2777] 74 * jobspec/validation: Prevent static port conflicts [GH-2807] 75 * server: Reject non-TLS clients when TLS enabled [GH-2525] 76 * server: Fix a panic in plan evaluation with partial failures and all_at_once 77 set [GH-2544] 78 * server/periodic: Restoring periodic jobs takes launch time zone into 79 consideration [GH-2808] 80 * server/vault: Fix Vault Client panic when given nonexistant role [GH-2648] 81 * telemetry: Fix merging of use node name [GH-2762] 82 83 ## 0.5.6 (March 31, 2017) 84 85 IMPROVEMENTS: 86 * api: Improve log API error when task doesn't exist or hasn't started 87 [GH-2512] 88 * client: Improve error message when artifact downloading fails [GH-2289] 89 * client: Track task start/finish time [GH-2512] 90 * client/template: Access Node meta and attributes in template [GH-2488] 91 92 BUG FIXES: 93 * core: Fix periodic job state switching to dead incorrectly [GH-2486] 94 * core: Fix dispatch of periodic job launching allocations immediately 95 [GH-2489] 96 * api: Fix TLS in logs and fs commands/APIs [GH-2290] 97 * cli/plan: Fix diff alignment and remove no change DC output [GH-2465] 98 * client: Fix panic when restarting non-running tasks [GH-2480] 99 * client: Fix env vars when multiple tasks and ports present [GH-2491] 100 * client: Fix `user` attribute disregarding membership of non-main group 101 [GH-2461] 102 * client/vault: Stop Vault token renewal on task exit [GH-2495] 103 * driver/docker: Proper reference counting through task restarts [GH-2484] 104 105 ## 0.5.5 (March 14, 2017) 106 107 __BACKWARDS INCOMPATIBILITIES:__ 108 * api: The api package definition of a Job has changed from exposing 109 primitives to pointers to primitives to allow defaulting of unset fields. 110 * driver/docker: The `load` configuration took an array of paths to images 111 prior to this release. A single image is expected by the driver so this 112 behavior has been changed to take a single path as a string. Jobs using the 113 `load` command should update the syntax to a single string. [GH-2361] 114 115 IMPROVEMENTS: 116 * core: Handle Serf Reap event [GH-2310] 117 * core: Update Serf and Memberlist for more reliable gossip [GH-2255] 118 * api: API defaults missing values [GH-2300] 119 * api: Validate the restart policy interval [GH-2311] 120 * api: New task event for task environment setup [GH-2302] 121 * api/cli: Add nomad operator command and API for interacting with Raft 122 configuration [GH-2305] 123 * cli: node-status displays enabled drivers on the node [GH-2349] 124 * client: Apply GC related configurations properly [GH-2273] 125 * client: Don't force uppercase meta keys in env vars [GH-2338] 126 * client: Limit parallelism during garbage collection [GH-2427] 127 * client: Don't exec `uname -r` for node attribute kernel.version [GH-2380] 128 * client: Artifact support for git and hg as well as netrc support [GH-2386] 129 * client: Add metrics to show number of allocations on in each state [GH-2425] 130 * client: Add `NOMAD_{IP,PORT}_<task>_<label>` environment variables [GH-2426] 131 * client: Allow specification of `cpu_total_compute` to override fingerprinter 132 [GH-2447] 133 * client: Reproducible Node ID on OSes that provide system-level UUID 134 [GH-2277] 135 * driver/docker: Add support for volume drivers [GH-2351] 136 * driver/docker: Docker image coordinator and caching [GH-2361] 137 * jobspec: Add leader task to allow graceful shutdown of other tasks within 138 the task group [GH-2308] 139 * periodic: Allow specification of timezones in Periodic Jobs [GH-2321] 140 * scheduler: New `distinct_property` constraint [GH-2418] 141 * server: Allow specification of eval/job gc threshold [GH-2370] 142 * server/vault: Vault Client on Server handles SIGHUP to reload configs 143 [GH-2270] 144 * telemetry: Clients report allocated/unallocated resources [GH-2327] 145 * template: Allow specification of template delimiters [GH-2315] 146 * template: Permissions can be set on template destination file [GH-2262] 147 * vault: Server side Vault telemetry [GH-2318] 148 * vault: Disallow root policy from being specified [GH-2309] 149 150 BUG FIXES: 151 * core: Handle periodic paramaterized jobs [GH-2385] 152 * core: Improve garbage collection of stopped batch jobs [GH-2432] 153 * api: Fix escaping of HTML characters [GH-2322] 154 * cli: Display disk resources in alloc-status [GH-2404] 155 * client: Drivers log during fingerprinting [GH-2337] 156 * client: Fix race condition with deriving vault tokens [GH-2275] 157 * client: Fix remounting alloc dirs after reboots [GH-2391] [GH-2394] 158 * client: Replace `-` with `_` in environment variable names [GH-2406] 159 * client: Fix panic and deadlock during client restore state when prestart 160 fails [GH-2376] 161 * config: Fix Consul Config Merging/Copying [GH-2278] 162 * config: Fix Client reserved resource merging panic [GH-2281] 163 * server: Fix panic when forwarding Vault derivation requests from non-leader 164 servers [GH-2267] 165 166 ## 0.5.4 (January 31, 2017) 167 168 IMPROVEMENTS: 169 * client: Made the GC related tunables configurable via client configuration 170 [GH-2261] 171 172 BUG FIXES: 173 * client: Fix panic when upgrading to 0.5.3 [GH-2256] 174 175 ## 0.5.3 (January 30, 2017) 176 177 IMPROVEMENTS: 178 * core: Introduce parameterized jobs and dispatch command/API [GH-2128] 179 * core: Cancel blocked evals upon successful one for job [GH-2155] 180 * api: Added APIs for requesting GC of allocations [GH-2192] 181 * api: Job summary endpoint includes summary status for child jobs [GH-2128] 182 * api/client: Plain text log streaming suitable for viewing logs in a browser 183 [GH-2235] 184 * cli: Defaulting to showing allocations which belong to currently registered 185 job [GH-2032] 186 * client: Garbage collect Allocation Runners to free up disk resouces 187 [GH-2081] 188 * client: Don't retrieve Driver Stats if unsupported [GH-2173] 189 * client: Filter log lines in the executor based on client's log level 190 [GH-2172] 191 * client: Added environment variables to discover addresses of sibling tasks 192 in an allocation [GH-2223] 193 * discovery: Register service with duplicate names on different ports [GH-2208] 194 * driver/docker: Add support for network aliases [GH-1980] 195 * driver/docker: Add `force_pull` option to force downloading an image [GH-2147] 196 * driver/docker: Retry when image is not found while creating a container 197 [GH-2222] 198 * driver/java: Support setting class_path and class name. [GH-2199] 199 * telemetry: Prefix gauge values with node name instead of hostname [GH-2098] 200 * template: The template block supports keyOrDefault [GH-2209] 201 * template: The template block can now interpolate Nomad environment variables 202 [GH-2209] 203 * vault: Improve validation of the Vault token given to Nomad servers 204 [GH-2226] 205 * vault: Support setting the Vault role to derive tokens from with 206 `create_from_role` setting [GH-2226] 207 208 BUG FIXES: 209 * client: Fixed namespacing for the cpu arch attribute [GH-2161] 210 * client: Fix issue where allocations weren't pulled for several minutes. This 211 manifested as slow starts, delayed kills, etc [GH-2177] 212 * client: Fix a panic that would occur with a racy alloc migration 213 cancellation [GH-2231] 214 * config: Fix merging of Consul options which caused auto_adverise to be 215 ignored [GH-2159] 216 * driver: Fix image based drivers (eg docker) having host env vars set [GH-2211] 217 * driver/docker: Fix Docker auth/logging interprelation [GH-2063, GH-2130] 218 * driver/docker: Fix parsing of Docker Auth Configurations. New parsing is 219 in-line with Docker itself. Also log debug message if auth lookup failed 220 [GH-2190] 221 * template: Fix splay being used as a wait and instead randomize the delay 222 from 0 seconds to splay duration [GH-2227] 223 224 ## 0.5.2 (December 23, 2016) 225 226 BUG FIXES: 227 * client: Fixed a race condition and remove panic when handling duplicate 228 allocations [GH-2096] 229 * client: Cancel wait for remote allocation if migration is no longer required 230 [GH-2097] 231 * client: Failure to stat a single mountpoint does not cause all of host 232 resource usage collection to fail [GH-2090] 233 234 ## 0.5.1 (December 12, 2016) 235 236 IMPROVEMENTS: 237 * driver/rkt: Support rkt's `--dns=host` and `--dns=none` options [GH-2028] 238 239 BUG FIXES: 240 * agent/config: Fix use of IPv6 addresses [GH-2036] 241 * api: Fix file descriptor leak and high CPU usage when using the logs 242 endpoint [GH-2079] 243 * cli: Improve parsing error when a job without a name is specified [GH-2030] 244 * client: Fixed permissions of migrated allocation directory [GH-2061] 245 * client: Ensuring allocations are not blocked more than once [GH-2040] 246 * client: Fix race on StreamFramer Destroy which would cause a panic [GH-2007] 247 * client: Not migrating allocation directories on the same client if sticky is 248 turned off [GH-2017] 249 * client/vault: Fix issue in which deriving a Vault token would fail with 250 allocation does not exist due to stale queries [GH-2050] 251 * driver/docker: Make container exist errors non-retriable by task runner 252 [GH-2033] 253 * driver/docker: Fixed an issue related to purging containers with same name 254 as Nomad is trying to start [GH-2037] 255 * driver/rkt: Fix validation of rkt volumes [GH-2027] 256 257 ## 0.5.0 (November 16, 2016) 258 259 __BACKWARDS INCOMPATIBILITIES:__ 260 * jobspec: Extracted the disk resources from the task to the task group. The 261 new block is name `ephemeral_disk`. Nomad will automatically convert 262 existing jobs but newly submitted jobs should refactor the disk resource 263 [GH-1710, GH-1679] 264 * agent/config: `network_speed` is now an override and not a default value. If 265 the network link speed is not detected a default value is applied. 266 267 IMPROVEMENTS: 268 * core: Support for gossip encryption [GH-1791] 269 * core: Vault integration to handle secure introduction of tasks [GH-1583, 270 GH-1713] 271 * core: New `set_contains` constraint to determine if a set contains all 272 specified values [GH-1839] 273 * core: Scheduler version enforcement disallows different scheduler version 274 from making decisions simultaneously [GH-1872] 275 * core: Introduce node SecretID which can be used to minimize the available 276 surface area of RPCs to malicious Nomad Clients [GH-1597] 277 * core: Add `sticky` volumes which inform the scheduler to prefer placing 278 updated allocations on the same node and to reuse the `local/` and 279 `alloc/data` directory from previous allocation allowing semi-persistent 280 data and allow those folders to be synced from a remote node [GH-1654, 281 GH-1741] 282 * agent: Add DataDog telemetry sync [GH-1816] 283 * agent: Allow Consul health checks to use bind address rather than advertise 284 [GH-1866] 285 * agent/config: Advertise addresses do not need to specify a port [GH-1902] 286 * agent/config: Bind address defaults to 0.0.0.0 and Advertise defaults to 287 hostname [GH-1955] 288 * api: Support TLS for encrypting Raft, RPC and HTTP APIs [GH-1853] 289 * api: Implement blocking queries for querying a job's evaluations [GH-1892] 290 * cli: `nomad alloc-status` shows allocation creation time [GH-1623] 291 * cli: `nomad node-status` shows node metadata in verbose mode [GH-1841] 292 * client: Failed RPCs are retried on all servers [GH-1735] 293 * client: Fingerprint and driver blacklist support [GH-1949] 294 * client: Introduce a `secrets/` directory to tasks where sensitive data can 295 be written [GH-1681] 296 * client/jobspec: Add support for templates that can render static files, 297 dynamic content from Consul and secrets from Vault [GH-1783] 298 * driver: Export `NOMAD_JOB_NAME` environment variable [GH-1804] 299 * driver/docker: Docker For Mac support [GH-1806] 300 * driver/docker: Support Docker volumes [GH-1767] 301 * driver/docker: Allow Docker logging to be configured [GH-1767] 302 * driver/docker: Add `userns_mode` (`--userns`) support [GH-1940] 303 * driver/lxc: Support for LXC containers [GH-1699] 304 * driver/rkt: Support network configurations [GH-1862] 305 * driver/rkt: Support rkt volumes (rkt >= 1.0.0 required) [GH-1812] 306 * server/rpc: Added an RPC endpoint for retreiving server members [GH-1947] 307 308 BUG FIXES: 309 * core: Fix case where dead nodes were not properly handled by System 310 scheduler [GH-1715] 311 * agent: Handle the SIGPIPE signal preventing panics on journalctl restarts 312 [GH-1802] 313 * api: Disallow filesystem APIs to read paths that escape the allocation 314 directory [GH-1786] 315 * cli: `nomad run` failed to run on Windows [GH-1690] 316 * cli: `alloc-status` and `node-status` work without access to task stats 317 [GH-1660] 318 * cli: `alloc-status` does not query for allocation statistics if node is down 319 [GH-1844] 320 * client: Prevent race when persisting state file [GH-1682] 321 * client: Retry recoverable errors when starting a driver [GH-1891] 322 * client: Do not validate the command does not contain spaces [GH-1974] 323 * client: Fix old services not getting removed from consul on update [GH-1668] 324 * client: Preserve permissions of nested directories while chrooting [GH-1960] 325 * client: Folder permissions are dropped even when not running as root [GH-1888] 326 * client: Artifact download failures will be retried before failing tasks 327 [GH-1558] 328 * client: Fix a memory leak in the executor that caused failed allocations 329 [GH-1762] 330 * client: Fix a crash related to stats publishing when driver hasn't started 331 yet [GH-1723] 332 * client: Chroot environment is only created once, avoid potential filesystem 333 errors [GH-1753] 334 * client: Failures to download an artifact are retried according to restart 335 policy before failing the allocation [GH-1653] 336 * client/executor: Prevent race when updating a job configuration with the 337 logger [GH-1886] 338 * client/fingerprint: Fix inconsistent CPU MHz fingerprinting [GH-1366] 339 * env/aws: Fix an issue with reserved ports causing placement failures 340 [GH-1617] 341 * discovery: Interpolate all service and check fields [GH-1966] 342 * discovery: Fix old services not getting removed from Consul on update 343 [GH-1668] 344 * discovery: Fix HTTP timeout with Server HTTP health check when there is no 345 leader [GH-1656] 346 * discovery: Fix client flapping when server is in a different datacenter as 347 the client [GH-1641] 348 * discovery/jobspec: Validate service name after interpolation [GH-1852] 349 * driver/docker: Fix `local/` directory mount into container [GH-1830] 350 * driver/docker: Interpolate all string configuration variables [GH-1965] 351 * jobspec: Tasks without a resource block no longer fail to validate [GH-1864] 352 * jobspec: Update HCL to fix panic in JSON parsing [GH-1754] 353 354 ## 0.4.1 (August 18, 2016) 355 356 __BACKWARDS INCOMPATIBILITIES:__ 357 * telemetry: Operators will have to explicitly opt-in for Nomad client to 358 publish allocation and node metrics 359 360 IMPROVEMENTS: 361 * core: Allow count 0 on system jobs [GH-1421] 362 * core: Summarize the current status of registered jobs. [GH-1383, GH-1517] 363 * core: Gracefully handle short lived outages by holding RPC calls [GH-1403] 364 * core: Introduce a lost state for allocations that were on Nodes that died 365 [GH-1516] 366 * api: client Logs endpoint for streaming task logs [GH-1444] 367 * api/cli: Support for tailing/streaming files [GH-1404, GH-1420] 368 * api/server: Support for querying job summaries [GH-1455] 369 * cli: `nomad logs` command for streaming task logs [GH-1444] 370 * cli: `nomad status` shows the create time of allocations [GH-1540] 371 * cli: `nomad plan` exit code indicates if changes will occur [GH-1502] 372 * cli: status commands support JSON output and go template formating [GH-1503] 373 * cli: Validate and plan command supports reading from stdin [GH-1460, 374 GH-1458] 375 * cli: Allow basic authentication through address and environment variable 376 [GH-1610] 377 * cli: `nomad node-status` shows volume name for non-physical volumes instead 378 of showing 0B used [GH-1538] 379 * cli: Support retrieving job files using go-getter in the `run`, `plan` and 380 `validate` command [GH-1511] 381 * client: Add killing event to task state [GH-1457] 382 * client: Fingerprint network speed on Windows [GH-1443] 383 * discovery: Support for initial check status [GH-1599] 384 * discovery: Support for query params in health check urls [GH-1562] 385 * driver/docker: Allow working directory to be configured [GH-1513] 386 * driver/docker: Remove docker volumes when removing container [GH-1519] 387 * driver/docker: Set windows containers network mode to nat by default 388 [GH-1521] 389 * driver/exec: Allow chroot environment to be configurable [GH-1518] 390 * driver/qemu: Allows users to pass extra args to the qemu driver [GH-1596] 391 * telemetry: Circonus integration for telemetry metrics [GH-1459] 392 * telemetry: Allow operators to opt-in for publishing metrics [GH-1501] 393 394 BUG FIXES: 395 * agent: Reload agent configuration on SIGHUP [GH-1566] 396 * core: Sanitize empty slices/maps in jobs to avoid incorrect create/destroy 397 updates [GH-1434] 398 * core: Fix race in which a Node registers and doesn't receive system jobs 399 [GH-1456] 400 * core: Fix issue in which Nodes with large amount of reserved ports would 401 casue dynamic port allocations to fail [GH-1526] 402 * core: Fix a condition in which old batch allocations could get updated even 403 after terminal. In a rare case this could cause a server panic [GH-1471] 404 * core: Do not update the Job attached to Allocations that have been marked 405 terminal [GH-1508] 406 * agent: Fix advertise address when using IPv6 [GH-1465] 407 * cli: Fix node-status when using IPv6 advertise address [GH-1465] 408 * client: Merging telemetry configuration properly [GH-1670] 409 * client: Task start errors adhere to restart policy mode [GH-1405] 410 * client: Reregister with servers if node is unregistered [GH-1593] 411 * client: Killing an allocation doesn't cause allocation stats to block 412 [GH-1454] 413 * driver/docker: Disable swap on docker driver [GH-1480] 414 * driver/docker: Fix improper gating on priviledged mode [GH-1506] 415 * driver/docker: Default network type is "nat" on Windows [GH-1521] 416 * driver/docker: Cleanup created volume when destroying container [GH-1519] 417 * driver/rkt: Set host environment variables [GH-1581] 418 * driver/rkt: Validate the command and trust_prefix configs [GH-1493] 419 * plan: Plan on system jobs discounts nodes that do not meet required 420 constraints [GH-1568] 421 422 ## 0.4.0 (June 28, 2016) 423 424 __BACKWARDS INCOMPATIBILITIES:__ 425 * api: Tasks are no longer allowed to have slashes in their name [GH-1210] 426 * cli: Remove the eval-monitor command. Users should switch to `nomad 427 eval-status -monitor`. 428 * config: Consul configuration has been moved from client options map to 429 consul block under client configuration 430 * driver/docker: Enabled SSL by default for pulling images from docker 431 registries. [GH-1336] 432 433 IMPROVEMENTS: 434 * core: Scheduler reuses blocked evaluations to avoid unbounded creation of 435 evaluations under high contention [GH-1199] 436 * core: Scheduler stores placement failures in evaluations, no longer 437 generating failed allocations for debug information [GH-1188] 438 * api: Faster JSON response encoding [GH-1182] 439 * api: Gzip compress HTTP API requests [GH-1203] 440 * api: Plan api introduced for the Job endpoint [GH-1168] 441 * api: Job endpoint can enforce Job Modify Index to ensure job is being 442 modified from a known state [GH-1243] 443 * api/client: Add resource usage APIs for retrieving tasks/allocations/host 444 resource usage [GH-1189] 445 * cli: Faster when displaying large amounts ouptuts [GH-1362] 446 * cli: Deprecate `eval-monitor` and introduce `eval-status` [GH-1206] 447 * cli: Unify the `fs` family of commands to be a single command [GH-1150] 448 * cli: Introduce `nomad plan` to dry-run a job through the scheduler and 449 determine its effects [GH-1181] 450 * cli: node-status command displays host resource usage and allocation 451 resources [GH-1261] 452 * cli: Region flag and environment variable introduced to set region 453 forwarding. Automatic region forwarding for run and plan [GH-1237] 454 * client: If Consul is available, automatically bootstrap Nomad Client 455 using the `_nomad` service in Consul. Nomad Servers now register 456 themselves with Consul to make this possible. [GH-1201] 457 * drivers: Qemu and Java can be run without an artifact being download. Useful 458 if the artifact exists inside a chrooted directory [GH-1262] 459 * driver/docker: Added a client options to set SELinux labels for container 460 bind mounts. [GH-788] 461 * driver/docker: Enabled SSL by default for pulling images from docker 462 registries. [GH-1336] 463 * server: If Consul is available, automatically bootstrap Nomad Servers 464 using the `_nomad` service in Consul. [GH-1276] 465 466 BUG FIXES: 467 * core: Improve garbage collection of allocations and nodes [GH-1256] 468 * core: Fix a potential deadlock if establishing leadership fails and is 469 retried [GH-1231] 470 * core: Do not restart successful batch jobs when the node is removed/drained 471 [GH-1205] 472 * core: Fix an issue in which the scheduler could be invoked with insufficient 473 state [GH-1339] 474 * core: Updated User, Meta or Resources in a task cause create/destroy updates 475 [GH-1128, GH-1153] 476 * core: Fix blocked evaluations being run without properly accounting for 477 priority [GH-1183] 478 * api: Tasks are no longer allowed to have slashes in their name [GH-1210] 479 * client: Delete tmp files used to communicate with execcutor [GH-1241] 480 * client: Prevent the client from restoring with incorrect task state [GH-1294] 481 * discovery: Ensure service and check names are unique [GH-1143, GH-1144] 482 * driver/docker: Ensure docker client doesn't time out after a minute. 483 [GH-1184] 484 * driver/java: Fix issue in which Java on darwin attempted to chroot [GH-1262] 485 * driver/docker: Fix issue in which logs could be spliced [GH-1322] 486 487 ## 0.3.2 (April 22, 2016) 488 489 IMPROVEMENTS: 490 * core: Garbage collection partitioned to avoid system delays [GH-1012] 491 * core: Allow count zero task groups to enable blue/green deploys [GH-931] 492 * core: Validate driver configurations when submitting jobs [GH-1062, GH-1089] 493 * core: Job Deregister forces an evaluation for the job even if it doesn't 494 exist [GH-981] 495 * core: Rename successfully finished allocations to "Complete" rather than 496 "Dead" for clarity [GH-975] 497 * cli: `alloc-status` explains restart decisions [GH-984] 498 * cli: `node-drain -self` drains the local node [GH-1068] 499 * cli: `node-status -self` queries the local node [GH-1004] 500 * cli: Destructive commands now require confirmation [GH-983] 501 * cli: `alloc-status` display is less verbose by default [GH-946] 502 * cli: `server-members` displays the current leader in each region [GH-935] 503 * cli: `run` has an `-output` flag to emit a JSON version of the job [GH-990] 504 * cli: New `inspect` command to display a submitted job's specification 505 [GH-952] 506 * cli: `node-status` display is less verbose by default and shows a node's 507 total resources [GH-946] 508 * client: `artifact` source can be interpreted [GH-1070] 509 * client: Add IP and Port environment variables [GH-1099] 510 * client: Nomad fingerprinter to detect client's version [GH-965] 511 * client: Tasks can interpret Meta set in the task group and job [GH-985] 512 * client: All tasks in a task group are killed when a task fails [GH-962] 513 * client: Pass environment variables from host to exec based tasks [GH-970] 514 * client: Allow task's to be run as particular user [GH-950, GH-978] 515 * client: `artifact` block now supports downloading paths relative to the 516 task's directory [GH-944] 517 * docker: Timeout communications with Docker Daemon to avoid deadlocks with 518 misbehaving Docker Daemon [GH-1117] 519 * discovery: Support script based health checks [GH-986] 520 * discovery: Allowing registration of services which don't expose ports 521 [GH-1092] 522 * driver/docker: Support for `tty` and `interactive` options [GH-1059] 523 * jobspec: Improved validation of services referencing port labels [GH-1097] 524 * periodic: Periodic jobs are always evaluated in UTC timezone [GH-1074] 525 526 BUG FIXES: 527 * core: Prevent garbage collection of running batch jobs [GH-989] 528 * core: Trigger System scheduler when Node drain is disabled [GH-1106] 529 * core: Fix issue where in-place updated allocation double counted resources 530 [GH-957] 531 * core: Fix drained, batched allocations from being migrated indefinitely 532 [GH-1086] 533 * client: Garbage collect Docker containers on exit [GH-1071] 534 * client: Fix common exec failures on CentOS and Amazon Linux [GH-1009] 535 * client: Fix S3 artifact downloading with IAM credentials [GH-1113] 536 * client: Fix handling of environment variables containing multiple equal 537 signs [GH-1115] 538 539 ## 0.3.1 (March 16, 2016) 540 541 __BACKWARDS INCOMPATIBILITIES:__ 542 * Service names that dont conform to RFC-1123 and RFC-2782 will fail 543 validation. To fix, change service name to conform to the RFCs before 544 running the job [GH-915] 545 * Jobs that downloaded artifacts will have to be updated to the new syntax and 546 be resubmitted. The new syntax consolidates artifacts to the `task` rather 547 than being duplicated inside each driver config [GH-921] 548 549 IMPROVEMENTS: 550 * cli: Validate job file schemas [GH-900] 551 * client: Add environment variables for task name, allocation ID/Name/Index 552 [GH-869, GH-896] 553 * client: Starting task is retried under the restart policy if the error is 554 recoverable [GH-859] 555 * client: Allow tasks to download artifacts, which can be archives, prior to 556 starting [GH-921] 557 * config: Validate Nomad configuration files [GH-910] 558 * config: Client config allows reserving resources [GH-910] 559 * driver/docker: Support for ECR [GH-858] 560 * driver/docker: Periodic Fingerprinting [GH-893] 561 * driver/docker: Preventing port reservation for log collection on Unix platforms [GH-897] 562 * driver/rkt: Pass DNS information to rkt driver [GH-892] 563 * jobspec: Require RFC-1123 and RFC-2782 valid service names [GH-915] 564 565 BUG FIXES: 566 * core: No longer cancel evaluations that are delayed in the plan queue 567 [GH-884] 568 * api: Guard client/fs/ APIs from being accessed on a non-client node [GH-890] 569 * client: Allow dashes in variable names during interprelation [GH-857] 570 * client: Updating kill timeout adheres to operator specified maximum value [GH-878] 571 * client: Fix a case in which clients would pull but not run allocations 572 [GH-906] 573 * consul: Remove concurrent map access [GH-874] 574 * driver/exec: Stopping tasks with more than one pid in a cgroup [GH-855] 575 * client/executor/linux: Add /run/resolvconf/ to chroot so DNS works [GH-905] 576 577 ## 0.3.0 (February 25, 2016) 578 579 __BACKWARDS INCOMPATIBILITIES:__ 580 * Stdout and Stderr log files of tasks have moved from task/local to 581 alloc/logs [GH-851] 582 * Any users of the runtime environment variable `$NOMAD_PORT_` will need to 583 update to the new `${NOMAD_ADDR_}` varriable [GH-704] 584 * Service names that include periods will fail validation. To fix, remove any 585 periods from the service name before running the job [GH-770] 586 * Task resources are now validated and enforce minimum resources. If a job 587 specifies resources below the minimum they will need to be updated [GH-739] 588 * Node ID is no longer specifiable. For users who have set a custom Node 589 ID, the node should be drained before Nomad is updated and the data_dir 590 should be deleted before starting for the first time [GH-675] 591 * Users of custom restart policies should update to the new syntax which adds 592 a `mode` field. The `mode` can be either `fail` or `delay`. The default for 593 `batch` and `service` jobs is `fail` and `delay` respectively [GH-594] 594 * All jobs that interpret variables in constraints or driver configurations 595 will need to be updated to the new syntax which wraps the interpreted 596 variable in curly braces. (`$node.class` becomes `${node.class}`) [GH-760] 597 598 IMPROVEMENTS: 599 * core: Populate job status [GH-663] 600 * core: Cgroup fingerprinter [GH-712] 601 * core: Node class constraint [GH-618] 602 * core: User specifiable kill timeout [GH-624] 603 * core: Job queueing via blocked evaluations [GH-726] 604 * core: Only reschedule failed batch allocations [GH-746] 605 * core: Add available nodes by DC to AllocMetrics [GH-619] 606 * core: Improve scheduler retry logic under contention [GH-787] 607 * core: Computed node class and stack optimization [GH-691, GH-708] 608 * core: Improved restart policy with more user configuration [GH-594] 609 * core: Periodic specification for jobs [GH-540, GH-657, GH-659, GH-668] 610 * core: Batch jobs are garbage collected from the Nomad Servers [GH-586] 611 * core: Free half the CPUs on leader node for use in plan queue and evaluation 612 broker [GH-812] 613 * core: Seed random number generator used to randomize node traversal order 614 during scheduling [GH-808] 615 * core: Performance improvements [GH-823, GH-825, GH-827, GH-830, GH-832, 616 GH-833, GH-834, GH-839] 617 * core/api: System garbage collection endpoint [GH-828] 618 * core/api: Allow users to set arbitrary headers via agent config [GH-699] 619 * core/cli: Prefix based lookups of allocs/nodes/evals/jobs [GH-575] 620 * core/cli: Print short identifiers and UX cleanup [GH-675, GH-693, GH-692] 621 * core/client: Client pulls minimum set of required allocations [GH-731] 622 * cli: Output of agent-info is sorted [GH-617] 623 * cli: Eval monitor detects zero wait condition [GH-776] 624 * cli: Ability to navigate allocation directories [GH-709, GH-798] 625 * client: Batch allocation updates to the server [GH-835] 626 * client: Log rotation for all drivers [GH-685, GH-763, GH-819] 627 * client: Only download artifacts from http, https, and S3 [GH-841] 628 * client: Create a tmp/ directory inside each task directory [GH-757] 629 * client: Store when an allocation was received by the client [GH-821] 630 * client: Heartbeating and saving state resilient under high load [GH-811] 631 * client: Handle updates to tasks Restart Policy and KillTimeout [GH-751] 632 * client: Killing a driver handle is retried with an exponential backoff 633 [GH-809] 634 * client: Send Node to server when periodic fingerprinters change Node 635 attributes/metadata [GH-749] 636 * client/api: File-system access to allocation directories [GH-669] 637 * drivers: Validate the "command" field contains a single value [GH-842] 638 * drivers: Interpret Nomad variables in environment variables/args [GH-653] 639 * driver/rkt: Add support for CPU/Memory isolation [GH-610] 640 * driver/rkt: Add support for mounting alloc/task directory [GH-645] 641 * driver/docker: Support for .dockercfg based auth for private registries 642 [GH-773] 643 644 BUG FIXES: 645 * core: Node drain could only be partially applied [GH-750] 646 * core: Fix panic when eval Ack occurs at delivery limit [GH-790] 647 * cli: Handle parsing of un-named ports [GH-604] 648 * cli: Enforce absolute paths for data directories [GH-622] 649 * client: Cleanup of the allocation directory [GH-755] 650 * client: Improved stability under high contention [GH-789] 651 * client: Handle non-200 codes when parsing AWS metadata [GH-614] 652 * client: Unmounted of shared alloc dir when client is rebooted [GH-755] 653 * client/consul: Service name changes handled properly [GH-766] 654 * driver/rkt: handle broader format of rkt version outputs [GH-745] 655 * driver/qemu: failed to load image and kvm accelerator fixes [GH-656] 656 657 ## 0.2.3 (December 17, 2015) 658 659 BUG FIXES: 660 * core: Task States not being properly updated [GH-600] 661 * client: Fixes for user lookup to support CoreOS [GH-591] 662 * discovery: Using a random prefix for nomad managed services [GH-579] 663 * discovery: De-Registering Tasks while Nomad sleeps before failed tasks are 664 restarted. 665 * discovery: Fixes for service registration when multiple allocations are bin 666 packed on a node [GH-583] 667 * configuration: Sort configuration files [GH-588] 668 * cli: RetryInterval was not being applied properly [GH-601] 669 670 ## 0.2.2 (December 11, 2015) 671 672 IMPROVEMENTS: 673 * core: Enable `raw_exec` driver in dev mode [GH-558] 674 * cli: Server join/retry-join command line and config options [GH-527] 675 * cli: Nomad reports which config files are loaded at start time, or if none 676 are loaded [GH-536], [GH-553] 677 678 BUG FIXES: 679 * core: Send syslog to `LOCAL0` by default as previously documented [GH-547] 680 * client: remove all calls to default logger [GH-570] 681 * consul: Nomad is less noisy when Consul is not running [GH-567] 682 * consul: Nomad only deregisters services that it created [GH-568] 683 * driver/exec: Shutdown a task now sends the interrupt signal first to the 684 process before forcefully killing it. [GH-543] 685 * driver/docker: Docker driver no longer leaks unix domain socket connections 686 [GH-556] 687 * fingerprint/network: Now correctly detects interfaces on Windows [GH-382] 688 689 ## 0.2.1 (November 28, 2015) 690 691 IMPROVEMENTS: 692 693 * core: Can specify a whitelist for activating drivers [GH-467] 694 * core: Can specify a whitelist for activating fingerprinters [GH-488] 695 * core/api: Can list all known regions in the cluster [GH-495] 696 * client/spawn: spawn package tests made portable (work on Windows) [GH-442] 697 * client/executor: executor package tests made portable (work on Windows) [GH-497] 698 * client/driver: driver package tests made portable (work on windows) [GH-502] 699 * client/discovery: Added more consul client api configuration options [GH-503] 700 * driver/docker: Added TLS client options to the config file [GH-480] 701 * jobspec: More flexibility in naming Services [GH-509] 702 703 BUG FIXES: 704 705 * core: Shared reference to DynamicPorts caused port conflicts when scheduling 706 count > 1 [GH-494] 707 * client/restart policy: Not restarting Batch Jobs if the exit code is 0 [GH-491] 708 * client/service discovery: Make Service IDs unique [GH-479] 709 * client/service: Fixes update to check definitions and services which are already registered [GH-498] 710 * driver/docker: Expose the container port instead of the host port [GH-466] 711 * driver/docker: Support `port_map` for static ports [GH-476] 712 * driver/docker: Pass 0.2.0-style port environment variables to the docker container [GH-476] 713 * jobspec: distinct_hosts constraint can be specified as a boolean (previously panicked) [GH-501] 714 715 ## 0.2.0 (November 18, 2015) 716 717 __BACKWARDS INCOMPATIBILITIES:__ 718 719 * core: HTTP API `/v1/node/<id>/allocations` returns full Allocation and not 720 stub [GH-402] 721 * core: Removed weight and hard/soft fields in constraints [GH-351] 722 * drivers: Qemu and Java driver configurations have been updated to both use 723 `artifact_source` as the source for external images/jars to be ran 724 * jobspec: New reserved and dynamic port specification [GH-415] 725 * jobspec/drivers: Driver configuration supports arbitrary struct to be 726 passed in jobspec [GH-415] 727 728 FEATURES: 729 730 * core: Blocking queries supported in API [GH-366] 731 * core: System Scheduler that runs tasks on every node [GH-287] 732 * core: Regexp, version and lexical ordering constraints [GH-271] 733 * core: distinctHost constraint ensures Task Groups are running on distinct 734 clients [GH-321] 735 * core: Service block definition with Consul registration [GH-463, GH-460, 736 GH-458, GH-455, GH-446, GH-425] 737 * client: GCE Fingerprinting [GH-215] 738 * client: Restart policy for task groups enforced by the client [GH-369, 739 GH-393] 740 * driver/rawexec: Raw Fork/Exec Driver [GH-237] 741 * driver/rkt: Experimental Rkt Driver [GH-165, GH-247] 742 * drivers: Add support for downloading external artifacts to execute for 743 Exec, Raw exec drivers [GH-381] 744 745 IMPROVEMENTS: 746 747 * core: Configurable Node GC threshold [GH-362] 748 * core: Overlap plan verification and plan application for increased 749 throughput [GH-272] 750 * cli: Output of `alloc-status` also displays task state [GH-424] 751 * cli: Output of `server-members` is sorted [GH-323] 752 * cli: Show node attributes in `node-status` [GH-313] 753 * client/fingerprint: Network fingerprinter detects interface suitable for 754 use, rather than defaulting to eth0 [GH-334, GH-356] 755 * client: Client Restore State properly reattaches to tasks and recreates 756 them as needed [GH-364, GH-380, GH-388, GH-392, GH-394, GH-397, GH-408] 757 * client: Periodic Fingerprinting [GH-391] 758 * client: Precise snapshotting of TaskRunner and AllocRunner [GH-403, GH-411] 759 * client: Task State is tracked by client [GH-416] 760 * client: Test Skip Detection [GH-221] 761 * driver/docker: Can now specify auth for docker pull [GH-390] 762 * driver/docker: Can now specify DNS and DNSSearch options [GH-390] 763 * driver/docker: Can now specify the container's hostname [GH-426] 764 * driver/docker: Containers now have names based on the task name. [GH-389] 765 * driver/docker: Mount task local and alloc directory to docker containers [GH-290] 766 * driver/docker: Now accepts any value for `network_mode` to support userspace networking plugins in docker 1.9 767 * driver/java: Pass JVM options in java driver [GH-293, GH-297] 768 * drivers: Use BlkioWeight rather than BlkioThrottleReadIopsDevice [GH-222] 769 * jobspec and drivers: Driver configuration supports arbitrary struct to be passed in jobspec [GH-415] 770 771 BUG FIXES: 772 773 * core: Nomad Client/Server RPC codec encodes strings properly [GH-420] 774 * core: Reset Nack timer in response to scheduler operations [GH-325] 775 * core: Scheduler checks for updates to environment variables [GH-327] 776 * cli: Fix crash when -config was given a directory or empty path [GH-119] 777 * client/fingerprint: Use correct local interface on OS X [GH-361, GH-365] 778 * client: Nomad Client doesn't restart failed containers [GH-198] 779 * client: Reap spawn-daemon process, avoiding a zombie process [GH-240] 780 * client: Resource exhausted errors because of link-speed zero [GH-146, 781 GH-205] 782 * client: Restarting Nomad Client leads to orphaned containers [GH-159] 783 * driver/docker: Apply SELinux label for mounting directories in docker 784 [GH-377] 785 * driver/docker: Docker driver exposes ports when creating container [GH-212, 786 GH-412] 787 * driver/docker: Docker driver uses docker environment variables correctly 788 [GH-407] 789 * driver/qemu: Qemu fingerprint and tests work on both windows/linux [GH-352] 790 791 ## 0.1.2 (October 6, 2015) 792 793 IMPROVEMENTS: 794 795 * client: Nomad client cleans allocations on exit when in dev mode [GH-214] 796 * drivers: Use go-getter for artifact retrieval, add artifact support to 797 Exec, Raw Exec drivers [GH-288] 798 799 ## 0.1.1 (October 5, 2015) 800 801 IMPROVEMENTS: 802 803 * cli: Nomad Client configurable from command-line [GH-191] 804 * client/fingerprint: Native IP detection and user specifiable network 805 interface for fingerprinting [GH-189] 806 * driver/docker: Docker networking mode is configurable [GH-184] 807 * drivers: Set task environment variables [GH-206] 808 809 BUG FIXES: 810 811 * client/fingerprint: Network fingerprinting failed if default network 812 interface did not exist [GH-189] 813 * client: Fixed issue where network resources throughput would be set to 0 814 MBits if the link speed could not be determined [GH-205] 815 * client: Improved detection of Nomad binary [GH-181] 816 * driver/docker: Docker dynamic port mapping were not being set properly 817 [GH-199] 818 819 ## 0.1.0 (September 28, 2015) 820 821 * Initial release 822