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10 years agodaemon: more aggressive Lua GC, forced GC steps
Marek Vavruša [Sat, 1 Aug 2015 17:51:13 +0000 (19:51 +0200)] 
daemon: more aggressive Lua GC, forced GC steps

the memory could go through the roof with sufficiently high pps, GC now runs at 4x the speed of allocations and doesn’t wait for increase, some callbacks also perform full collection cycle on completion

10 years agomodules/block: cleanup, faster matching
Marek Vavruša [Sat, 1 Aug 2015 16:07:25 +0000 (18:07 +0200)] 
modules/block: cleanup, faster matching

10 years agodaemon/ffimodule: call Lua modules unless in FAIL state
Marek Vavruša [Sat, 1 Aug 2015 16:07:03 +0000 (18:07 +0200)] 
daemon/ffimodule: call Lua modules unless in FAIL state

10 years agodaemon/engine: priority prefix ‘<‘ for modules
Marek Vavruša [Sat, 1 Aug 2015 16:06:32 +0000 (18:06 +0200)] 
daemon/engine: priority prefix ‘<‘ for modules

if the configured modules name is prefixed with ‘<‘ it takes precedence before all others,
e.g. modules = { ‘hints’, ‘<block’ }
means that the ‘hints’ module will be executed in-order (last), and ‘block’ module layer will be called as first in query processing

10 years agodaemon/ffimodule: store layer callbacks in registry
Marek Vavruša [Fri, 31 Jul 2015 16:15:03 +0000 (18:15 +0200)] 
daemon/ffimodule: store layer callbacks in registry

calling a Lua layer now takes only O(1) registry lookup and
pushing the right parameters

10 years agolib/resolve: use maximum unfragmented UDP payload for iter as default
Marek Vavruša [Wed, 22 Jul 2015 10:47:20 +0000 (12:47 +0200)] 
lib/resolve: use maximum unfragmented UDP payload for iter as default

this is a saner default for large answers. instead of waiting for
probably lost/thrown away fragmented packet, do the query over TCP
instead

10 years agodaemon/engine: build OPT RR in advance
Marek Vavruša [Wed, 22 Jul 2015 10:45:03 +0000 (12:45 +0200)] 
daemon/engine: build OPT RR in advance

10 years agolib/resolve: fixed qry flags clearing on NS switch
Marek Vavruša [Wed, 22 Jul 2015 08:39:25 +0000 (10:39 +0200)] 
lib/resolve: fixed qry flags clearing on NS switch

10 years agodaemon/worker: per-pkt pools
Marek Vavruša [Tue, 21 Jul 2015 16:00:25 +0000 (18:00 +0200)] 
daemon/worker: per-pkt pools

10 years agolib/zonecut: check if the label hopping failed
Marek Vavruša [Tue, 21 Jul 2015 14:20:14 +0000 (16:20 +0200)] 
lib/zonecut: check if the label hopping failed

10 years agodaemon/main: fixed CID#126582, CID#126580
Marek Vavruša [Tue, 21 Jul 2015 12:45:49 +0000 (14:45 +0200)] 
daemon/main: fixed CID#126582, CID#126580

10 years agodaemon/engine: fixed Lua 5.2 compatibility
Marek Vavruša [Tue, 21 Jul 2015 12:41:57 +0000 (14:41 +0200)] 
daemon/engine: fixed Lua 5.2 compatibility

10 years agobuild: fixed .travis.yml
Marek Vavruša [Tue, 21 Jul 2015 12:33:08 +0000 (14:33 +0200)] 
build: fixed .travis.yml

10 years agodaemon/main: added check for dupfd
Marek Vavruša [Tue, 21 Jul 2015 12:29:54 +0000 (14:29 +0200)] 
daemon/main: added check for dupfd

fixed CID#125374

10 years agoMerge branch 'predict'
Marek Vavruša [Tue, 21 Jul 2015 12:23:21 +0000 (14:23 +0200)] 
Merge branch 'predict'

10 years agomodules/stats: sample all expiring records
Marek Vavruša [Mon, 20 Jul 2015 22:46:53 +0000 (00:46 +0200)] 
modules/stats: sample all expiring records

10 years agolib/resolve: overlay is not copied on startup
Marek Vavruša [Mon, 20 Jul 2015 22:42:48 +0000 (00:42 +0200)] 
lib/resolve: overlay is not copied on startup

this fixes a problem when a module was removed, but pending
queries referenced it, causing a crash. usually when the
server was busy and a module was unloaded.
as we don’t need to copy layers at all, they’re just iterated
from the array of modules using a macro

10 years agomodules/predict: turn off prediction by setting empty period
Marek Vavruša [Sun, 19 Jul 2015 21:39:26 +0000 (23:39 +0200)] 
modules/predict: turn off prediction by setting empty period

10 years agomodules/predict: cleanup
Marek Vavruša [Sun, 19 Jul 2015 12:23:26 +0000 (14:23 +0200)] 
modules/predict: cleanup

10 years agogeneric/lru: 16bit refcounts/length
Marek Vavruša [Sun, 19 Jul 2015 12:23:14 +0000 (14:23 +0200)] 
generic/lru: 16bit refcounts/length

10 years agotests: fixed rplan tests
Marek Vavruša [Sat, 18 Jul 2015 23:56:12 +0000 (01:56 +0200)] 
tests: fixed rplan tests

10 years agolib/rplan: ability to refetch expiring queries
Marek Vavruša [Sat, 18 Jul 2015 22:56:03 +0000 (00:56 +0200)] 
lib/rplan: ability to refetch expiring queries

10 years agolayer/rrcache: minttl 5s default
Marek Vavruša [Sat, 18 Jul 2015 22:55:48 +0000 (00:55 +0200)] 
layer/rrcache: minttl 5s default

10 years agolib/resolve: per-request options, worker.resolve() support
Marek Vavruša [Sat, 18 Jul 2015 22:55:29 +0000 (00:55 +0200)] 
lib/resolve: per-request options, worker.resolve() support

10 years agomodules/predict: cleaned up implementation, doc
Marek Vavruša [Sat, 18 Jul 2015 22:53:25 +0000 (00:53 +0200)] 
modules/predict: cleaned up implementation, doc

10 years agomodules/prefetch: frequent sampling, fetch iteration
Marek Vavruša [Sat, 18 Jul 2015 11:57:15 +0000 (13:57 +0200)] 
modules/prefetch: frequent sampling, fetch iteration

10 years agomodules/prefetch: 5x multisampling, 20% jitter
Marek Vavruša [Fri, 17 Jul 2015 22:10:29 +0000 (00:10 +0200)] 
modules/prefetch: 5x multisampling, 20% jitter

10 years agomodules/prefetch: multisampling, expiring prefetch, configurable window
Marek Vavruša [Fri, 17 Jul 2015 16:19:29 +0000 (18:19 +0200)] 
modules/prefetch: multisampling, expiring prefetch, configurable window

10 years agomodules/stats: log frequent and expiring queries
Marek Vavruša [Fri, 17 Jul 2015 16:17:03 +0000 (18:17 +0200)] 
modules/stats: log frequent and expiring queries

10 years agomodules/prefetch: wip
Marek Vavruša [Wed, 15 Jul 2015 08:21:44 +0000 (10:21 +0200)] 
modules/prefetch: wip

10 years agolib/resolve: fixed TCP retransmit
Marek Vavruša [Fri, 17 Jul 2015 14:57:20 +0000 (16:57 +0200)] 
lib/resolve: fixed TCP retransmit

10 years agodaemon/worker: cleanup ioreq recycling, correct checking of ioreq validity
Marek Vavruša [Fri, 17 Jul 2015 14:57:07 +0000 (16:57 +0200)] 
daemon/worker: cleanup ioreq recycling, correct checking of ioreq validity

before only current I/O handle was tracked for each subrequest, but the
requests may have outlived it (connect request isn't cancelable for
example), if such request terminated after the request was finished,
it checked the address of potentially stale task

10 years agoAlways change results from travis to gitter.im since it doesn't clutter main chat
Ondřej Surý [Fri, 17 Jul 2015 09:38:22 +0000 (11:38 +0200)] 
Always change results from travis to gitter.im since it doesn't clutter main chat

10 years agoAdded Gitter badge
The Gitter Badger [Thu, 16 Jul 2015 14:51:46 +0000 (14:51 +0000)] 
Added Gitter badge

10 years agoCall the webhook only on change/change
Ondřej Surý [Thu, 16 Jul 2015 15:12:10 +0000 (17:12 +0200)] 
Call the webhook only on change/change

10 years agoEnable gitter.im webhook
Ondřej Surý [Thu, 16 Jul 2015 15:11:17 +0000 (17:11 +0200)] 
Enable gitter.im webhook

10 years agoMerge commit '931d736540012dd8a770650434b3d901434930e3'
Marek Vavruša [Wed, 15 Jul 2015 16:20:48 +0000 (18:20 +0200)] 
Merge commit '931d736540012dd8a770650434b3d901434930e3'

10 years agodaemon/worker: cleanup and fixed early memset
Marek Vavruša [Wed, 15 Jul 2015 15:20:04 +0000 (17:20 +0200)] 
daemon/worker: cleanup and fixed early memset

10 years agodaemon/io: use recvmmsg for master sockets, recvmsg otherwise
Marek Vavruša [Wed, 15 Jul 2015 15:19:43 +0000 (17:19 +0200)] 
daemon/io: use recvmmsg for master sockets, recvmsg otherwise

this applies for Linux with recvmmsg() support only

10 years agodaemon/worker: fixed bad memory access with delayed send completion
Marek Vavruša [Wed, 15 Jul 2015 15:19:20 +0000 (17:19 +0200)] 
daemon/worker: fixed bad memory access with delayed send completion

when the timeout event was fired, it started another step in query
resolution, but there may have been pending events on previous handle
if the events on the previous handle completed, they would check the
memory of their task (which may have been non-existent) and possibly
double-close the handle

10 years agolayer/iterate: do DNS 0x20 only for outbound queries
Marek Vavruša [Tue, 14 Jul 2015 17:31:18 +0000 (19:31 +0200)] 
layer/iterate: do DNS 0x20 only for outbound queries

no need to scramble queries satisfied from cache

10 years agodaemon/worker: smaller starting mempool per request (16k)
Marek Vavruša [Tue, 14 Jul 2015 11:26:42 +0000 (13:26 +0200)] 
daemon/worker: smaller starting mempool per request (16k)

an average request from cache requires ~12k, an average iterative request 16-64k
this reduces allocation cost when there are now pools on the freelist

10 years agodaemon/worker: satisfy subreq sockets from freelist
Marek Vavruša [Tue, 14 Jul 2015 11:24:46 +0000 (13:24 +0200)] 
daemon/worker: satisfy subreq sockets from freelist

since the structures are ~ same size as I/O requests (udp_send_t being 60B larger than others), they all share the same freelist

10 years agodaemon/io: fix closing TCP sockets without worker knowing it
Marek Vavruša [Tue, 14 Jul 2015 11:22:38 +0000 (13:22 +0200)] 
daemon/io: fix closing TCP sockets without worker knowing it

10 years agodaemon/worker: track ipv4/ipv6 requests
Marek Vavruša [Mon, 13 Jul 2015 22:48:01 +0000 (00:48 +0200)] 
daemon/worker: track ipv4/ipv6 requests

10 years agolib/rrcache: allow replacement of expiring records
Marek Vavruša [Mon, 13 Jul 2015 22:24:51 +0000 (00:24 +0200)] 
lib/rrcache: allow replacement of expiring records

10 years agomodules/stats: 10-100-1000 ms latency tracking
Marek Vavruša [Mon, 13 Jul 2015 22:19:34 +0000 (00:19 +0200)] 
modules/stats: 10-100-1000 ms latency tracking

10 years agomodules/stats: expose frequent queries LRU turnover
Marek Vavruša [Mon, 13 Jul 2015 16:29:31 +0000 (18:29 +0200)] 
modules/stats: expose frequent queries LRU turnover

10 years agogeneric/lru: count updates in slot for item-slot stickiness
Marek Vavruša [Mon, 13 Jul 2015 16:22:50 +0000 (18:22 +0200)] 
generic/lru: count updates in slot for item-slot stickiness

10 years agomodules/stats: fixed potential crash on empty prefix
Marek Vavruša [Mon, 13 Jul 2015 14:16:27 +0000 (16:16 +0200)] 
modules/stats: fixed potential crash on empty prefix

10 years agodaemon/lua: fixed output printing
Marek Vavruša [Mon, 13 Jul 2015 13:34:37 +0000 (15:34 +0200)] 
daemon/lua: fixed output printing

10 years agoMerge branch 'stats-improved' into prefetch-wip
Marek Vavruša [Mon, 13 Jul 2015 13:58:13 +0000 (15:58 +0200)] 
Merge branch 'stats-improved' into prefetch-wip

10 years agomodules/stats: sample list of most frequent iterative queries
Marek Vavruša [Mon, 13 Jul 2015 13:57:20 +0000 (15:57 +0200)] 
modules/stats: sample list of most frequent iterative queries

the stats module keeps track of frequent iterative queries using
probabilistic sampling. the list includes subrequests.
it is useful for tracking over time, prefetching and anomaly reporting

10 years agomodules/stats: persistent metrics table
Marek Vavruša [Mon, 13 Jul 2015 13:37:50 +0000 (15:37 +0200)] 
modules/stats: persistent metrics table

enumerated metrics are always present (set to 0 if not used), this fixes
missing values when not measuring and provides a faster access to common
data

10 years agogeneric/lru: evictions counter to aid efficiency prediction
Marek Vavruša [Mon, 13 Jul 2015 13:35:19 +0000 (15:35 +0200)] 
generic/lru: evictions counter to aid efficiency prediction

10 years agodaemon/lua: fixed output printing
Marek Vavruša [Mon, 13 Jul 2015 13:34:37 +0000 (15:34 +0200)] 
daemon/lua: fixed output printing

10 years agotests: can execute specific tests, fixed EDNS+RR merging
Marek Vavruša [Fri, 10 Jul 2015 01:15:26 +0000 (03:15 +0200)] 
tests: can execute specific tests, fixed EDNS+RR merging

10 years agodoc: updated lib
Marek Vavruša [Thu, 9 Jul 2015 00:11:48 +0000 (02:11 +0200)] 
doc: updated lib

10 years agodoc: updated dependencies
Marek Vavruša [Thu, 9 Jul 2015 00:03:57 +0000 (02:03 +0200)] 
doc: updated dependencies

10 years agodoc: updated library doc for developers
Marek Vavruša [Wed, 8 Jul 2015 23:58:43 +0000 (01:58 +0200)] 
doc: updated library doc for developers

10 years agoMerge branch 'async-io-requests'
Marek Vavruša [Wed, 8 Jul 2015 20:49:49 +0000 (22:49 +0200)] 
Merge branch 'async-io-requests'

10 years agodaemon/worker: fixed leak
Marek Vavruša [Wed, 8 Jul 2015 16:09:59 +0000 (18:09 +0200)] 
daemon/worker: fixed leak

10 years agodaemon/worker: asynchronous I/O requests
Marek Vavruša [Wed, 8 Jul 2015 01:36:48 +0000 (03:36 +0200)] 
daemon/worker: asynchronous I/O requests

this can coalesce sends/writes in future versions of libuv

10 years agodaemon/worker: compile-time support for recvmmsg in worker buffers
Marek Vavruša [Wed, 8 Jul 2015 01:36:02 +0000 (03:36 +0200)] 
daemon/worker: compile-time support for recvmmsg in worker buffers

10 years agolib: faster rdata iterators
Marek Vavruša [Tue, 7 Jul 2015 23:28:53 +0000 (01:28 +0200)] 
lib: faster rdata iterators

10 years agodaemon: worker can accept multiple pkts, cleanup
Marek Vavruša [Tue, 7 Jul 2015 21:43:05 +0000 (23:43 +0200)] 
daemon: worker can accept multiple pkts, cleanup

10 years agodaemon: fork earlier, keep instance id in 'worker.id'
Marek Vavruša [Tue, 7 Jul 2015 21:39:50 +0000 (23:39 +0200)] 
daemon: fork earlier, keep instance id in 'worker.id'

this fixes an issue with libuv sometimes crashing with mismatching number
of descriptors with REUSEPORT

10 years agodoc: fixed typo
Marek Vavruša [Mon, 6 Jul 2015 14:17:06 +0000 (16:17 +0200)] 
doc: fixed typo

10 years agoMerge branch 'prefetch-wip'
Marek Vavruša [Mon, 6 Jul 2015 14:13:48 +0000 (16:13 +0200)] 
Merge branch 'prefetch-wip'

10 years agodoc: added documentation for worker api
Marek Vavruša [Mon, 6 Jul 2015 14:13:09 +0000 (16:13 +0200)] 
doc: added documentation for worker api

10 years agomodules/prefetch: fixed lua error on bad queries, iterative
Marek Vavruša [Mon, 6 Jul 2015 00:06:41 +0000 (02:06 +0200)] 
modules/prefetch: fixed lua error on bad queries, iterative

10 years agolayer/rrcache: cache authority only if chasing referral/cname
Marek Vavruša [Mon, 6 Jul 2015 00:02:55 +0000 (02:02 +0200)] 
layer/rrcache: cache authority only if chasing referral/cname

10 years agomodules/prefetch: basic prefetching of frequently used records
Marek Vavruša [Sun, 5 Jul 2015 20:14:10 +0000 (22:14 +0200)] 
modules/prefetch: basic prefetching of frequently used records

10 years agomodules: api fixups
Marek Vavruša [Sun, 5 Jul 2015 20:13:07 +0000 (22:13 +0200)] 
modules: api fixups

10 years agodaemon/bindings: cleanup, checking, rrclass wrapper
Marek Vavruša [Sun, 5 Jul 2015 20:11:13 +0000 (22:11 +0200)] 
daemon/bindings: cleanup, checking, rrclass wrapper

10 years agodaemon/bindings: Lua API for worker (resolve, stats)
Marek Vavruša [Sun, 5 Jul 2015 20:09:48 +0000 (22:09 +0200)] 
daemon/bindings: Lua API for worker (resolve, stats)

10 years agolib/cache: track expiring records in cache
Marek Vavruša [Sun, 5 Jul 2015 20:07:18 +0000 (22:07 +0200)] 
lib/cache: track expiring records in cache

10 years agoprefetch wip
Marek Vavruša [Thu, 2 Jul 2015 20:09:22 +0000 (22:09 +0200)] 
prefetch wip

10 years agolib/utils: fixed recycle on already filled packet
Marek Vavruša [Fri, 3 Jul 2015 22:25:38 +0000 (00:25 +0200)] 
lib/utils: fixed recycle on already filled packet

10 years agobindings: pkt:get(section,id) wrapper
Marek Vavruša [Thu, 2 Jul 2015 20:09:01 +0000 (22:09 +0200)] 
bindings: pkt:get(section,id) wrapper

10 years agolib: cleanup
Marek Vavruša [Fri, 3 Jul 2015 22:01:12 +0000 (00:01 +0200)] 
lib: cleanup

10 years agoblock: improved suffix match, added doc
Marek Vavruša [Fri, 3 Jul 2015 14:27:34 +0000 (16:27 +0200)] 
block: improved suffix match, added doc

10 years agomodules+bindings: cleanup
Marek Vavruša [Fri, 3 Jul 2015 14:27:12 +0000 (16:27 +0200)] 
modules+bindings: cleanup

10 years agoMerge branch 'tests_wrapped' into 'master'
Marek Vavruša [Fri, 3 Jul 2015 12:08:34 +0000 (14:08 +0200)] 
Merge branch 'tests_wrapped' into 'master'

Tests wrapped

See merge request !15

10 years agotests: style fixes, notes
Marek Vavruša [Fri, 3 Jul 2015 11:58:51 +0000 (13:58 +0200)] 
tests: style fixes, notes

10 years agoscripts: updated broken Lua build on some linkers
Marek Vavruša [Fri, 3 Jul 2015 11:39:22 +0000 (13:39 +0200)] 
scripts: updated broken Lua build on some linkers

10 years agoscripts: updated broken Lua build on some linkers
Marek Vavruša [Fri, 3 Jul 2015 11:39:22 +0000 (13:39 +0200)] 
scripts: updated broken Lua build on some linkers

10 years agotests: integration tests with wrapped syscalls
Grigorii Demidov [Fri, 3 Jul 2015 11:31:05 +0000 (13:31 +0200)] 
tests: integration tests with wrapped syscalls

10 years agobuild: placed ldflags after libraries (may be static)
Marek Vavruša [Fri, 3 Jul 2015 11:21:13 +0000 (13:21 +0200)] 
build: placed ldflags after libraries (may be static)

10 years agoMerge branch 'hive-wip'
Marek Vavruša [Tue, 30 Jun 2015 22:34:17 +0000 (00:34 +0200)] 
Merge branch 'hive-wip'

10 years agodoc: documented forked mode
Marek Vavruša [Tue, 30 Jun 2015 22:33:36 +0000 (00:33 +0200)] 
doc: documented forked mode

10 years agodaemon/bindings: missing brk in wrapped lookup tables
Marek Vavruša [Mon, 29 Jun 2015 23:53:25 +0000 (01:53 +0200)] 
daemon/bindings: missing brk in wrapped lookup tables

10 years agolib: helping compiler with early returns
Marek Vavruša [Mon, 29 Jun 2015 23:08:44 +0000 (01:08 +0200)] 
lib: helping compiler with early returns

10 years agodaemon/main: cleanup, forking and remote tty
Marek Vavruša [Mon, 29 Jun 2015 22:27:00 +0000 (00:27 +0200)] 
daemon/main: cleanup, forking and remote tty

when the daemon starts in non-interactive mode, it creates a pipe in the ‘tty/<pid>’ which can be used to interact with it remotely - much wow

e.g. $ socat - UNIX-CONNECT:tty/38284

10 years agocontrib/ccan: added ‘asprintf’ compatibility
Marek Vavruša [Mon, 29 Jun 2015 22:25:16 +0000 (00:25 +0200)] 
contrib/ccan: added ‘asprintf’ compatibility

10 years agodaemon: forking wip
Marek Vavruša [Mon, 29 Jun 2015 19:27:13 +0000 (21:27 +0200)] 
daemon: forking wip

10 years agodaemon/network: enabled Linux-style SO_REUSEPORT if supported
Marek Vavruša [Thu, 25 Jun 2015 17:09:00 +0000 (19:09 +0200)] 
daemon/network: enabled Linux-style SO_REUSEPORT if supported

10 years agoMerge branch 'zonecut-filter-addrs'
Marek Vavruša [Mon, 29 Jun 2015 01:00:55 +0000 (03:00 +0200)] 
Merge branch 'zonecut-filter-addrs'

10 years agolib/zonecut: filter ANY and loopback addresses
Marek Vavruša [Mon, 29 Jun 2015 01:00:44 +0000 (03:00 +0200)] 
lib/zonecut: filter ANY and loopback addresses

10 years agolayer/iterate: workaround for leaf NS that can only do lame NODATA answer
Marek Vavruša [Sun, 28 Jun 2015 23:56:23 +0000 (01:56 +0200)] 
layer/iterate: workaround for leaf NS that can only do lame NODATA answer