functorrent.git
9 years agobugfix: use the previous piece length times number of pieces to calculate offset
Ramakrishnan Muthukrishnan [Sat, 25 Jul 2015 01:29:20 +0000 (06:59 +0530)]
bugfix: use the previous piece length times number of pieces to calculate offset

9 years agoturn on hash verification of every downloaded piece
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 18:54:24 +0000 (00:24 +0530)]
turn on hash verification of every downloaded piece

9 years agobugfix: Hash string needs to be split into 20 bytes
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 17:32:12 +0000 (23:02 +0530)]
bugfix: Hash string needs to be split into 20 bytes

Not the other way round (i.e. split by number of pieces, that' plain
wrong).

9 years agofix file download to create a dummy and write into specific offsets
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 17:06:09 +0000 (22:36 +0530)]
fix file download to create a dummy and write into specific offsets

9 years agoverify SHA1 hash of each piece after assembling the blocks
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 15:43:10 +0000 (21:13 +0530)]
verify SHA1 hash of each piece after assembling the blocks

9 years agowriteFileAtOffset: name says it all
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 14:39:54 +0000 (20:09 +0530)]
writeFileAtOffset: name says it all

Perhaps this should be moved to Util module.

9 years agoreturn a list of bytestring blocks corresponding to the piece index
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 14:19:32 +0000 (19:49 +0530)]
return a list of bytestring blocks corresponding to the piece index

9 years agoPeer: debug prints
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 14:08:54 +0000 (19:38 +0530)]
Peer: debug prints

9 years agoget rid of (some of) the compiler warnings
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 13:32:32 +0000 (19:02 +0530)]
get rid of (some of) the compiler warnings

9 years agosplit download of a piece into chunks of 16384 bytes
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 12:46:27 +0000 (18:16 +0530)]
split download of a piece into chunks of 16384 bytes

The pieceLenth can often be quite big, so we need to split the piece
into smaller blocks of size 16384 bytes. Why 16384? Just an arbit
number. It seem to work okay.

9 years agofix the comments
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 11:04:53 +0000 (16:34 +0530)]
fix the comments

9 years agoget the piece length and store it as piecestate
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 11:00:24 +0000 (16:30 +0530)]
get the piece length and store it as piecestate

This needs to be revisited. Piece Length is the same for all pieces
but we are storing it for every piece number, which is a waste.

9 years agosend request msg and get the piecemsg back
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 09:23:05 +0000 (14:53 +0530)]
send request msg and get the piecemsg back

9 years agopickPiece: a simple algorithm to download the pieces in order
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 08:36:18 +0000 (14:06 +0530)]
pickPiece: a simple algorithm to download the pieces in order

9 years agobug: if I am uninterested and he is choking, send interested msg
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 08:22:36 +0000 (13:52 +0530)]
bug: if I am uninterested and he is choking, send interested msg

9 years agoupdate piece availability list based on the bitmap
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 07:11:03 +0000 (12:41 +0530)]
update piece availability list based on the bitmap

9 years agomsgLoop: more refactoring, better debug prints
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 06:17:38 +0000 (11:47 +0530)]
msgLoop: more refactoring, better debug prints

9 years agomore refactoring around msgLoop
Ramakrishnan Muthukrishnan [Fri, 24 Jul 2015 04:42:39 +0000 (10:12 +0530)]
more refactoring around msgLoop

9 years agorefactor PeerState: Add connection handle to be part of peerstate
Ramakrishnan Muthukrishnan [Thu, 23 Jul 2015 08:42:06 +0000 (14:12 +0530)]
refactor PeerState: Add connection handle to be part of peerstate

9 years agosendMsg: equiv of getMsg but on the sending side
Ramakrishnan Muthukrishnan [Tue, 21 Jul 2015 06:21:33 +0000 (11:51 +0530)]
sendMsg: equiv of getMsg but on the sending side

9 years agothread peerstate along msgloop
Ramakrishnan Muthukrishnan [Mon, 20 Jul 2015 16:31:32 +0000 (22:01 +0530)]
thread peerstate along msgloop

msgLoop needs a major rethink.

9 years agogitignore .stack-work directory
Ramakrishnan Muthukrishnan [Sun, 19 Jul 2015 10:17:49 +0000 (15:47 +0530)]
gitignore .stack-work directory

9 years agoupdate REAME.
Ramakrishnan Muthukrishnan [Sun, 19 Jul 2015 09:58:44 +0000 (15:28 +0530)]
update REAME.

Builds with stack. It is a lot less hasstle now.

9 years agosrc/Main.hs: if no input file is given, read from stdin
Ramakrishnan Muthukrishnan [Sun, 19 Jul 2015 08:58:32 +0000 (14:28 +0530)]
src/Main.hs: if no input file is given, read from stdin

This change makes it play nicely as a Unix program that consumes
streams of bytes. One possible usage is to do a 'curl' of the torrent
file and pipe into the functorrent program.

9 years agokeep hlint happy
Ramakrishnan Muthukrishnan [Sun, 19 Jul 2015 08:47:50 +0000 (14:17 +0530)]
keep hlint happy

9 years agohelper function: havePiece
Ramakrishnan Muthukrishnan [Sun, 19 Jul 2015 06:33:23 +0000 (12:03 +0530)]
helper function: havePiece

9 years agoadd piece hash into the pieceMap
Ramakrishnan Muthukrishnan [Sun, 19 Jul 2015 06:16:25 +0000 (11:46 +0530)]
add piece hash into the pieceMap

9 years agonew type synonym for a Piece Map
Ramakrishnan Muthukrishnan [Fri, 17 Jul 2015 14:10:25 +0000 (19:40 +0530)]
new type synonym for a Piece Map

9 years agoMain.hs: move peer handling into Peer module
Ramakrishnan Muthukrishnan [Thu, 16 Jul 2015 08:32:11 +0000 (14:02 +0530)]
Main.hs: move peer handling into Peer module

9 years agomove torrentToMetainfo into Metainfo module
Ramakrishnan Muthukrishnan [Sun, 12 Jul 2015 15:52:30 +0000 (21:22 +0530)]
move torrentToMetainfo into Metainfo module

9 years agoMerge branch 'piece-manager'
Ramakrishnan Muthukrishnan [Sun, 12 Jul 2015 10:53:54 +0000 (16:23 +0530)]
Merge branch 'piece-manager'

9 years agorefactoring to make Main simpler
Ramakrishnan Muthukrishnan [Sun, 12 Jul 2015 10:52:26 +0000 (16:22 +0530)]
refactoring to make Main simpler

9 years agoMain: we are parsing arguments, not the input file itself
Ramakrishnan Muthukrishnan [Sun, 12 Jul 2015 08:59:06 +0000 (14:29 +0530)]
Main: we are parsing arguments, not the input file itself

9 years agofunctorrent.cabal: rename README to README.md
Ramakrishnan Muthukrishnan [Fri, 3 Jul 2015 14:48:24 +0000 (20:18 +0530)]
functorrent.cabal: rename README to README.md

9 years agostack config file
Ramakrishnan Muthukrishnan [Thu, 2 Jul 2015 06:15:49 +0000 (11:45 +0530)]
stack config file

Delete cabal.config, as it is no longer relevant. Use stackage using
stack instead of cabal-install.

9 years agomisc formatting
Ramakrishnan Muthukrishnan [Fri, 29 May 2015 02:02:08 +0000 (07:32 +0530)]
misc formatting

9 years agonew test data file: ubuntu 14.10 i386 release iso
Ramakrishnan Muthukrishnan [Fri, 29 May 2015 02:01:40 +0000 (07:31 +0530)]
new test data file: ubuntu 14.10 i386 release iso

9 years agocreate a dummy file on the disk for a given path
Ramakrishnan Muthukrishnan [Sun, 17 May 2015 07:53:04 +0000 (13:23 +0530)]
create a dummy file on the disk for a given path

9 years agorewrite bitfieldToList
Ramakrishnan Muthukrishnan [Sun, 17 May 2015 07:52:12 +0000 (13:22 +0530)]
rewrite bitfieldToList

9 years agoconvert bitfield from a peer into piece list
Ramakrishnan Muthukrishnan [Sat, 16 May 2015 16:41:22 +0000 (22:11 +0530)]
convert bitfield from a peer into piece list

9 years agoREADME: add a link to the official spec
Ramakrishnan Muthukrishnan [Sat, 16 May 2015 06:46:32 +0000 (12:16 +0530)]
README: add a link to the official spec

9 years agoremove the debug prints
Ramakrishnan Muthukrishnan [Sat, 16 May 2015 06:45:57 +0000 (12:15 +0530)]
remove the debug prints

9 years agoreceive the full handshake msg from peer
Ramakrishnan Muthukrishnan [Thu, 7 May 2015 05:53:17 +0000 (11:23 +0530)]
receive the full handshake msg from peer

9 years agocleanup unused imports/functions
Ramakrishnan Muthukrishnan [Thu, 7 May 2015 05:52:14 +0000 (11:22 +0530)]
cleanup unused imports/functions

Cleanup the debug identifiers/prints.

9 years agomore debugging prints
Ramakrishnan Muthukrishnan [Wed, 6 May 2015 17:58:11 +0000 (23:28 +0530)]
more debugging prints

9 years agoWIP: receive msgs from a connected peer and print them
Ramakrishnan Muthukrishnan [Wed, 6 May 2015 17:33:53 +0000 (23:03 +0530)]
WIP: receive msgs from a connected peer and print them

Something wierd going on. Getting an incorrect length prefix.

9 years agoadd a simple message loop to print out received msgs
Ramakrishnan Muthukrishnan [Wed, 6 May 2015 09:47:19 +0000 (15:17 +0530)]
add a simple message loop to print out received msgs

This is just to study what messages come after the handshake.

9 years agoread bytes off the handle and parse a message
Ramakrishnan Muthukrishnan [Wed, 6 May 2015 08:38:04 +0000 (14:08 +0530)]
read bytes off the handle and parse a message

9 years agoMerge pull request #31 from gitter-badger/gitter-badge
Ramakrishnan Muthukrishnan [Wed, 6 May 2015 05:06:53 +0000 (10:36 +0530)]
Merge pull request #31 from gitter-badger/gitter-badge

Add a Gitter chat badge to README.md

9 years agoREADME: update on the current state
Ramakrishnan Muthukrishnan [Wed, 6 May 2015 05:00:39 +0000 (10:30 +0530)]
README: update on the current state

9 years agorename shadowing identifiers
Ramakrishnan Muthukrishnan [Tue, 5 May 2015 16:54:48 +0000 (22:24 +0530)]
rename shadowing identifiers

9 years agoWIP: deserialize peer messages
Ramakrishnan Muthukrishnan [Tue, 5 May 2015 16:41:13 +0000 (22:11 +0530)]
WIP: deserialize peer messages

serialize/deserialize is implemented as instances of Data.Binary
which allows us to just do get/put.

9 years agoWIP: Peer protocol message marshalling
Ramakrishnan Muthukrishnan [Mon, 4 May 2015 16:59:58 +0000 (22:29 +0530)]
WIP: Peer protocol message marshalling

9 years agoRemove the redundant withSocketsDo call wrapping simpleHTTP
Ramakrishnan Muthukrishnan [Sun, 3 May 2015 09:14:58 +0000 (14:44 +0530)]
Remove the redundant withSocketsDo call wrapping simpleHTTP

simpleHTTP calls withSocketsDo deep inside, so no need to wrap
it outside.

9 years agoremove hardcoded Peer
Ramakrishnan Muthukrishnan [Fri, 1 May 2015 15:38:49 +0000 (21:08 +0530)]
remove hardcoded Peer

Works fine for the Ubuntu torrent file, but not for the Debian
torrent file.

9 years agoPeer constructor also takes the peerid argument now: experimental
Ramakrishnan Muthukrishnan [Fri, 1 May 2015 15:19:17 +0000 (20:49 +0530)]
Peer constructor also takes the peerid argument now: experimental

9 years agoWIP: peer handshake
Ramakrishnan Muthukrishnan [Fri, 1 May 2015 10:20:21 +0000 (15:50 +0530)]
WIP: peer handshake

9 years agowrap network calls with withSocketsDo for multiplatform initialization
Ramakrishnan Muthukrishnan [Thu, 30 Apr 2015 11:29:59 +0000 (16:59 +0530)]
wrap network calls with withSocketsDo for multiplatform initialization

9 years agoWIP: FuncTorrent as a nix package
Ramakrishnan Muthukrishnan [Wed, 29 Apr 2015 00:08:07 +0000 (05:38 +0530)]
WIP: FuncTorrent as a nix package

9 years agoadd quickcheck as a test dependency
Ramakrishnan Muthukrishnan [Sun, 26 Apr 2015 01:49:40 +0000 (07:19 +0530)]
add quickcheck as a test dependency

9 years agoAdded Gitter badge
The Gitter Badger [Tue, 28 Apr 2015 11:10:32 +0000 (11:10 +0000)]
Added Gitter badge

9 years agoRevert "travis.yml: install "happy" which is a dependency for haskell-src-exts"
Ramakrishnan Muthukrishnan [Tue, 28 Apr 2015 07:52:46 +0000 (13:22 +0530)]
Revert "travis.yml: install "happy" which is a dependency for haskell-src-exts"

This reverts commit 5d631c39efab1fdcae829f8048be1925ccaefc39. This commit is not
required anymore, since hlint test is removed and so haskell-src-exts is not
needed.

9 years agotest: nuke hlint testsuite
Ramakrishnan Muthukrishnan [Tue, 28 Apr 2015 03:11:04 +0000 (08:41 +0530)]
test: nuke hlint testsuite

9 years agosuppress the "orphan instance of Arbitrary" warning
Ramakrishnan Muthukrishnan [Mon, 27 Apr 2015 12:51:37 +0000 (18:21 +0530)]
suppress the "orphan instance of Arbitrary" warning

9 years agoRevert "Move Arbitrary instances into another module"
Ramakrishnan Muthukrishnan [Mon, 27 Apr 2015 12:49:43 +0000 (18:19 +0530)]
Revert "Move Arbitrary instances into another module"

This reverts commit 3d5c1507b312afb8e4219dcb048db0ae2847986e.

9 years agoMove Arbitrary instances into another module
Ramakrishnan Muthukrishnan [Mon, 27 Apr 2015 12:31:18 +0000 (18:01 +0530)]
Move Arbitrary instances into another module

Suppress the orphan instance warning.

9 years agoMerge pull request #30 from jaseemabid/master
Ramakrishnan Muthukrishnan [Mon, 27 Apr 2015 10:54:55 +0000 (16:24 +0530)]
Merge pull request #30 from jaseemabid/master

Add cabal.config from stackage snapshot lts 2.5

9 years agoAdd cabal.config from stackage snapshot lts 2.5
Jaseem Abid [Mon, 27 Apr 2015 05:10:23 +0000 (10:40 +0530)]
Add cabal.config from stackage snapshot lts 2.5

Updated the README to reflect changes in build.

9 years agoREADME: a note on using nix-shell
Ramakrishnan Muthukrishnan [Sun, 26 Apr 2015 17:50:55 +0000 (23:20 +0530)]
README: a note on using nix-shell

9 years agoWIP: split tests into their own modules
Ramakrishnan Muthukrishnan [Sun, 26 Apr 2015 16:34:27 +0000 (22:04 +0530)]
WIP: split tests into their own modules

To start with, the Bencode test is now in its own module.

9 years agoQuickCheck tests now terminate successfully.
Ramakrishnan Muthukrishnan [Sun, 26 Apr 2015 12:09:01 +0000 (17:39 +0530)]
QuickCheck tests now terminate successfully.

The trick is to reduce the amount of data we generate for recursive
types. The hint is in the QuickCheck manual.

9 years agoadd QuickCheck test to the test suite.
Ramakrishnan Muthukrishnan [Sun, 26 Apr 2015 12:07:18 +0000 (17:37 +0530)]
add QuickCheck test to the test suite.

Bug: tests do not terminate because of the recursive nature of
the BVal data type.

9 years agoadd missing dependency for QuickCheck for executable
Ramakrishnan Muthukrishnan [Sun, 26 Apr 2015 06:13:47 +0000 (11:43 +0530)]
add missing dependency for QuickCheck for executable

9 years agoWIP: QuickCheck for BVal type
Ramakrishnan Muthukrishnan [Sun, 26 Apr 2015 06:10:46 +0000 (11:40 +0530)]
WIP: QuickCheck for BVal type

9 years agoRename connect to tracker
Jaseem Abid [Fri, 24 Apr 2015 13:49:32 +0000 (19:19 +0530)]
Rename connect to tracker

Bad clash with socket library!

9 years agoMove network code to own file
Jaseem Abid [Thu, 23 Apr 2015 15:26:02 +0000 (20:56 +0530)]
Move network code to own file

9 years agoREADME: add a note on nix-shell
Ramakrishnan Muthukrishnan [Fri, 24 Apr 2015 09:29:08 +0000 (14:59 +0530)]
README: add a note on nix-shell

9 years agonix-shell configuration file
Ramakrishnan Muthukrishnan [Fri, 24 Apr 2015 09:22:12 +0000 (14:52 +0530)]
nix-shell configuration file

9 years agoBencode: make encode a bit more readable
Ramakrishnan Muthukrishnan [Thu, 23 Apr 2015 07:35:34 +0000 (13:05 +0530)]
Bencode: make encode a bit more readable

9 years agoBencode: cleanup the parser a bit
Ramakrishnan Muthukrishnan [Thu, 23 Apr 2015 05:34:31 +0000 (11:04 +0530)]
Bencode: cleanup the parser a bit

There is no need to check for the spaces at the beginning every
individual parser for each type.

9 years agoFix broken test
Jaseem Abid [Sun, 19 Apr 2015 10:47:10 +0000 (16:17 +0530)]
Fix broken test

9 years agoMerge pull request #26 from jaseemabid/master
Ramakrishnan Muthukrishnan [Sat, 18 Apr 2015 09:59:30 +0000 (15:29 +0530)]
Merge pull request #26 from jaseemabid/master

Clean up tracker network code

9 years agoFix bdict encode, cleanup blist encode
Jaseem Abid [Sat, 18 Apr 2015 09:31:59 +0000 (15:01 +0530)]
Fix bdict encode, cleanup blist encode

This one took a long time to debug! Need more unit tests

9 years agoClean up tracker network code
Jaseem Abid [Sat, 11 Apr 2015 11:19:26 +0000 (16:49 +0530)]
Clean up tracker network code

- Made info_hash an attribute of meta info
- Refactored a `get` function
- Removed few more useless types
- Cleaned up log messages
- Remove unnecessary Url type
- Fix double urlEncode

TIL You should ideally always write total functions in Haskell.

9 years agoMerge pull request #25 from abhiranjankumar00/master
Jaseem Abid [Tue, 14 Apr 2015 12:49:09 +0000 (18:19 +0530)]
Merge pull request #25 from abhiranjankumar00/master

Follow up #21. Applying fmap (alternative) on getters

9 years agoFollow up #21. Applying fmap (alternative) on getters
Abhiranjan Kumar [Sun, 12 Apr 2015 21:35:51 +0000 (03:05 +0530)]
Follow up #21. Applying fmap (alternative) on getters

9 years agoMerge pull request #24 from abhiranjankumar00/master
Jaseem Abid [Sat, 11 Apr 2015 13:27:50 +0000 (18:57 +0530)]
Merge pull request #24 from abhiranjankumar00/master

Fixes #21 (creationDate now not empty)

9 years agoFixes 21
Abhiranjan Kumar [Sat, 11 Apr 2015 13:12:54 +0000 (18:42 +0530)]
Fixes 21

9 years agoSwitch to known torrent file
Jaseem Abid [Sat, 11 Apr 2015 11:05:07 +0000 (16:35 +0530)]
Switch to known torrent file

9 years agoMove things around
Jaseem Abid [Fri, 10 Apr 2015 02:06:35 +0000 (07:36 +0530)]
Move things around

- `infoHash` is part of metainfo, not tracker alone. Peers need this for
handshake

- Rename PeerResp to TrackerResponse and move to Tracker.hs

- Remove unwanted overhead like `type Port = Integer`

- Some more docs, haddock is showing them nicely

- Update tests

9 years agoMeta info tests
Jaseem Abid [Tue, 7 Apr 2015 02:02:42 +0000 (07:32 +0530)]
Meta info tests

9 years agoExpose all MetaInfo constructors
Jaseem Abid [Tue, 7 Apr 2015 01:59:01 +0000 (07:29 +0530)]
Expose all MetaInfo constructors

9 years agoUse moby_dick.torrent for testing
Jaseem Abid [Tue, 7 Apr 2015 01:35:26 +0000 (07:05 +0530)]
Use moby_dick.torrent for testing

`pieces` field of the Debian ISO is too long to put in a source file and
would cause Emacs to hang too often.

9 years agoMinor refactor maybeBstrToString
Jaseem Abid [Mon, 30 Mar 2015 16:30:13 +0000 (22:00 +0530)]
Minor refactor maybeBstrToString

Makes the function total. Also, this looks a lot like fmap!

9 years agoMerge pull request #20 from vu3rdd/12-announcelist-2
Ramakrishnan Muthukrishnan [Mon, 30 Mar 2015 10:44:23 +0000 (16:14 +0530)]
Merge pull request #20 from vu3rdd/12-announcelist-2

combine announce and announceList slots in the Metainfo record.

9 years agouse maybeToList from Data.Maybe
Ramakrishnan Muthukrishnan [Mon, 30 Mar 2015 10:07:42 +0000 (15:37 +0530)]
use maybeToList from Data.Maybe

9 years agocombine announce and announceList slots in the Metainfo record.
Ramakrishnan Muthukrishnan [Mon, 30 Mar 2015 08:57:36 +0000 (14:27 +0530)]
combine announce and announceList slots in the Metainfo record.

This eliminates the unnecessary "getter" function getTrackers
and simplifies the code a bit. Still a work in progress.

9 years agoremove an unwanted import which creeped in during merge
Ramakrishnan Muthukrishnan [Mon, 30 Mar 2015 05:08:39 +0000 (10:38 +0530)]
remove an unwanted import which creeped in during merge

9 years agoremove unnecessary parenthesis (hlint suggestion)
Ramakrishnan Muthukrishnan [Thu, 26 Mar 2015 10:58:47 +0000 (16:28 +0530)]
remove unnecessary parenthesis (hlint suggestion)

9 years agosupport for announce-list.
Ramakrishnan Muthukrishnan [Thu, 26 Mar 2015 10:48:07 +0000 (16:18 +0530)]
support for announce-list.

Some torrent files use announce-lists but then store list of lists,
each inner list containing just one string instead of list of strings.
(eg: data/ubuntu-14.10-desktop-amd64.iso.torrent stores it this way)