A secure lbry wallet daemon written in Go
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Josh Rickmar 879d2cb27f Do not save to disk whether UTXOs are locked.
The lockunspent RPC is volatile, that is, it only locks unspent
transaction outputs from being used as inputs for the duration of the
wallet process, or until the UTXO is unlocked with a later call to
lockunspent.  Therefore, remove the serialization of the lockedness
when writing txstore Credits.

The space which used to contain the locked flag is now unused and may
be used for other flags in the future.
2014-06-23 10:09:42 -05:00
txstore Do not save to disk whether UTXOs are locked. 2014-06-23 10:09:42 -05:00
wallet Consistantly create empty bytes.Buffers. 2014-06-04 22:23:32 -05:00
.gitignore Initial commit. 2013-08-21 10:37:30 -04:00
.travis.yml TravisCI support 2013-12-08 22:15:16 -05:00
account.go Pass txstore.Credit/Debits directly, not pointers. 2014-06-18 00:16:08 -05:00
acctmgr.go Only log rollbacks for detached txstore blocks. 2014-06-20 08:36:28 -05:00
CHANGES Prepare for release 0.4.0. 2014-05-25 19:07:38 -05:00
cmd.go Flush logs and run other defers before os.Exit. 2014-06-21 10:39:27 -05:00
config.go Fix logdir config struct tag. 2014-06-20 08:29:54 -05:00
createtx.go Fix InsufficientFunds comment. 2014-06-20 12:22:33 -05:00
createtx_test.go gofmt 2014-04-11 14:52:50 -04:00
deps.txt Prepare for release 0.1.0. 2013-11-13 14:08:35 -05:00
disksync.go Check every error. 2014-05-28 00:10:35 -05:00
log.go Add basic transaction store logging. 2014-06-19 18:16:13 -05:00
params.go Fix simnet RPC port. 2014-05-29 16:32:30 -05:00
README.md Modify websocket endpoint from 'frontend' to 'ws'. 2014-06-12 12:54:58 -05:00
rename_plan9.go Add atomic rename functions for Windows and Plan 9. 2013-12-05 14:06:51 -05:00
rename_unix.go Update copyright years on remaining files. 2014-01-09 14:13:26 -05:00
rename_windows.go Add atomic rename functions for Windows and Plan 9. 2013-12-05 14:06:51 -05:00
rescan.go Mark finished rescan from notification. 2014-06-16 14:19:32 -05:00
rpcclient.go Fix various issues found by profiling. 2014-06-18 17:08:02 -05:00
rpcserver.go Remove getwork and getblocktemplate handlers. 2014-06-20 16:08:16 -05:00
sample-btcwallet.conf Add support for the simulation test network. 2014-05-29 16:15:32 -05:00
updates.go Flush logs and run other defers before os.Exit. 2014-06-21 10:39:27 -05:00
version.go Consistantly create empty bytes.Buffers. 2014-06-04 22:23:32 -05:00

btcwallet

[Build Status] (https://travis-ci.org/conformal/btcwallet)

btcwallet is a daemon handling bitcoin wallet functionality for a single user. It acts as both an RPC client to btcd and an RPC server for wallet clients and legacy RPC applications.

The wallet file format is based on Armory and provides a deterministic wallet where all future generated private keys can be recovered from a previous wallet backup. Unencrypted wallets are unsupported and are never written to disk. This design decision has the consequence of generating new wallets on the fly impossible: a client is required to provide a wallet encryption passphrase.

btcwallet is not an SPV client and requires connecting to a local or remote btcd instance for asynchronous blockchain queries and notifications over websockets. Full btcd installation instructions can be found here.

As a daemon, btcwallet provides no user interface and an additional graphical or command line client is required for normal, personal wallet usage. Conformal has written btcgui as a graphical client to btcwallet.

This project is currently under active development is not production ready yet. Support for creating and using wallets the main Bitcoin network is currently disabled by default.

Installation

Windows - MSI Available

Install the btcd suite MSI here:

https://opensource.conformal.com/packages/windows/btcdsuite/

Linux/BSD/POSIX - Build from Source

  • Install Go according to the installation instructions here: http://golang.org/doc/install

  • Run the following commands to obtain and install btcwallet and all dependencies:

$ go get -u -v github.com/conformal/btcd/...
$ go get -u -v github.com/conformal/btcwallet/...
  • btcd and btcwallet will now be installed in either $GOROOT/bin or $GOPATH/bin depending on your configuration. If you did not already add to your system path during the installation, we recommend you do so now.

Updating

Windows

Install a newer btcd suite MSI here:

https://opensource.conformal.com/packages/windows/btcdsuite/

Linux/BSD/POSIX - Build from Source

  • Run the following commands to update btcwallet, all dependencies, and install it:
$ go get -u -v github.com/conformal/btcd/...
$ go get -u -v github.com/conformal/btcwallet/...

Getting Started

The follow instructions detail how to get started with btcwallet connecting to a localhost btcd.

Windows (Installed from MSI)

Open Btcd Suite from the Btcd Suite menu in the Start Menu. This will also open btcgui, which can be closed if you only want btcd and btcwallet running.

Linux/BSD/POSIX/Source

  • Run the following command to start btcd:
$ btcd --testnet -u rpcuser -P rpcpass
  • Run the following command to start btcwallet:
$ btcwallet -u rpcuser -P rpcpass

If everything appears to be working, it is recommended at this point to copy the sample btcd and btcwallet configurations and update with your RPC username and password.

$ cp $GOPATH/src/github.com/conformal/btcd/sample-btcd.conf ~/.btcd/btcd.conf
$ cp $GOPATH/src/github.com/conformal/btcwallet/sample-btcwallet.conf ~/.btcwallet/btcwallet.conf
$ $EDITOR ~/.btcd/btcd.conf
$ $EDITOR ~/.btcwallet/btcwallet.conf

Client Usage

Clients wishing to use btcwallet must connect to the ws endpoint over a websocket connection. Messages sent to btcwallet over this websocket are expected to follow the standard Bitcoin JSON API (partially documented here). Websocket connections also enable additional API extensions and JSON-RPC notifications (currently undocumented). The btcd packages btcjson and btcws provide types and functions for creating and JSON (un)marshaling these requests and notifications.

Issue Tracker

The integrated github issue tracker is used for this project.

GPG Verification Key

All official release tags are signed by Conformal so users can ensure the code has not been tampered with and is coming from Conformal. To verify the signature perform the following:

  • Download the public key from the Conformal website at https://opensource.conformal.com/GIT-GPG-KEY-conformal.txt

  • Import the public key into your GPG keyring:

    gpg --import GIT-GPG-KEY-conformal.txt
    
  • Verify the release tag with the following command where TAG_NAME is a placeholder for the specific tag:

    git tag -v TAG_NAME
    

License

btcwallet is licensed under the liberal ISC License.