bitmessage/Jabit
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Merge branch 'feature/exports' into develop

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This commit is contained in:
Christian Basler 2017-09-13 07:55:11 +02:00
commit 273d229709
28 changed files with 1372 additions and 180 deletions
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4
build.gradle
View File

@ -1,5 +1,5 @@
buildscript {
ext.kotlin_version = '1.1.3'
ext.kotlin_version = '1.1.4-2'
repositories {
mavenCentral()
}
@ -28,6 +28,7 @@ subprojects {
repositories {
mavenCentral()
maven { url 'https://oss.sonatype.org/content/repositories/snapshots/' }
jcenter()
}
dependencies {
compile "org.jetbrains.kotlin:kotlin-stdlib-jre7"
@ -142,6 +143,7 @@ subprojects {
dependency 'com.madgag.spongycastle:prov:1.56.0.0'
dependency 'org.apache.commons:commons-lang3:3.6'
dependency 'org.flywaydb:flyway-core:4.2.0'
dependency 'com.beust:klaxon:0.31'
dependency 'args4j:args4j:2.33'
dependency 'org.ini4j:ini4j:0.5.4'

22
core/src/main/kotlin/ch/dissem/bitmessage/DefaultMessageListener.kt
View File

@ -23,6 +23,7 @@ import ch.dissem.bitmessage.entity.Plaintext.Status.PUBKEY_REQUESTED
import ch.dissem.bitmessage.entity.payload.*
import ch.dissem.bitmessage.entity.valueobject.InventoryVector
import ch.dissem.bitmessage.exception.DecryptionFailedException
import ch.dissem.bitmessage.ports.AlreadyStoredException
import ch.dissem.bitmessage.ports.Labeler
import ch.dissem.bitmessage.ports.NetworkHandler
import ch.dissem.bitmessage.utils.Strings.hex
@ -65,7 +66,7 @@ open class DefaultMessageListener(
protected fun receive(objectMessage: ObjectMessage, getPubkey: GetPubkey) {
val identity = ctx.addressRepository.findIdentity(getPubkey.ripeTag)
if (identity != null && identity.privateKey != null && !identity.isChan) {
if (identity?.privateKey != null && !identity.isChan) {
LOG.info("Got pubkey request for identity " + identity)
// FIXME: only send pubkey if it wasn't sent in the last TTL.pubkey() days
ctx.sendPubkey(identity, objectMessage.stream)
@ -90,7 +91,6 @@ open class DefaultMessageListener(
}
} catch (_: DecryptionFailedException) {
}
}
private fun updatePubkey(address: BitmessageAddress, pubkey: Pubkey) {
@ -157,14 +157,18 @@ open class DefaultMessageListener(
msg.inventoryVector = iv
labeler.setLabels(msg)
ctx.messageRepository.save(msg)
listener.receive(msg)
try {
ctx.messageRepository.save(msg)
listener.receive(msg)
if (msg.type == Plaintext.Type.MSG && msg.to!!.has(Pubkey.Feature.DOES_ACK)) {
msg.ackMessage?.let {
ctx.inventory.storeObject(it)
ctx.networkHandler.offer(it.inventoryVector)
} ?: LOG.debug("ack message expected")
if (msg.type == Plaintext.Type.MSG && msg.to!!.has(Pubkey.Feature.DOES_ACK)) {
msg.ackMessage?.let {
ctx.inventory.storeObject(it)
ctx.networkHandler.offer(it.inventoryVector)
} ?: LOG.debug("ack message expected")
}
} catch (e: AlreadyStoredException) {
LOG.trace("Message was already received before.", e)
}
}

25
core/src/main/kotlin/ch/dissem/bitmessage/entity/Plaintext.kt
View File

@ -229,7 +229,8 @@ class Plaintext private constructor(
)
constructor(builder: Builder) : this(
type = builder.type,
// Calling prepare() here is somewhat ugly, but also a foolproof way to make sure the builder is properly initialized
type = builder.prepare().type,
from = builder.from ?: throw IllegalStateException("sender identity not set"),
to = builder.to,
encodingCode = builder.encoding,
@ -438,7 +439,7 @@ class Plaintext private constructor(
if (this === other) return true
if (other !is Plaintext) return false
return encoding == other.encoding &&
from == other.from &&
from.address == other.from.address &&
Arrays.equals(message, other.message) &&
ackMessage == other.ackMessage &&
Arrays.equals(to?.ripe, other.to?.ripe) &&
@ -532,6 +533,7 @@ class Plaintext private constructor(
private var nonceTrialsPerByte: Long = 0
private var extraBytes: Long = 0
private var destinationRipe: ByteArray? = null
private var preventAck: Boolean = false
internal var encoding: Long = 0
internal var message = ByteArray(0)
internal var ackData: ByteArray? = null
@ -611,6 +613,12 @@ class Plaintext private constructor(
return this
}
@JvmOverloads
fun preventAck(preventAck: Boolean = true): Builder {
this.preventAck = preventAck
return this
}
fun encoding(encoding: Encoding): Builder {
this.encoding = encoding.code
return this
@ -655,7 +663,7 @@ class Plaintext private constructor(
return this
}
fun signature(signature: ByteArray): Builder {
fun signature(signature: ByteArray?): Builder {
this.signature = signature
return this
}
@ -700,7 +708,7 @@ class Plaintext private constructor(
return this
}
fun build(): Plaintext {
internal fun prepare(): Builder {
if (from == null) {
from = BitmessageAddress(Factory.createPubkey(
addressVersion,
@ -715,12 +723,19 @@ class Plaintext private constructor(
if (to == null && type != Type.BROADCAST && destinationRipe != null) {
to = BitmessageAddress(0, 0, destinationRipe!!)
}
if (type == MSG && ackMessage == null && ackData == null) {
if (preventAck) {
ackData = null
ackMessage = null
} else if (type == MSG && ackMessage == null && ackData == null) {
ackData = cryptography().randomBytes(Msg.ACK_LENGTH)
}
if (ttl <= 0) {
ttl = TTL.msg
}
return this
}
fun build(): Plaintext {
return Plaintext(this)
}
}

3
core/src/main/kotlin/ch/dissem/bitmessage/entity/valueobject/Label.kt
View File

@ -25,7 +25,8 @@ data class Label(
/**
* RGBA representation for the color.
*/
var color: Int = 0
var color: Int = 0,
var ord: Int = 1000
) : Serializable {
var id: Any? = null

90
core/src/main/kotlin/ch/dissem/bitmessage/entity/valueobject/PrivateKey.kt
View File

@ -34,48 +34,37 @@ import java.util.*
* Represents a private key. Additional information (stream, version, features, ...) is stored in the accompanying
* [Pubkey] object.
*/
class PrivateKey : Streamable {
val privateSigningKey: ByteArray
val privateEncryptionKey: ByteArray
data class PrivateKey(
val privateSigningKey: ByteArray,
val privateEncryptionKey: ByteArray,
val pubkey: Pubkey
) : Streamable {
constructor(shorter: Boolean, stream: Long, nonceTrialsPerByte: Long, extraBytes: Long, vararg features: Pubkey.Feature) {
var privSK: ByteArray
var pubSK: ByteArray
var privEK: ByteArray
var pubEK: ByteArray
var ripe: ByteArray
do {
privSK = cryptography().randomBytes(PRIVATE_KEY_SIZE)
privEK = cryptography().randomBytes(PRIVATE_KEY_SIZE)
pubSK = cryptography().createPublicKey(privSK)
pubEK = cryptography().createPublicKey(privEK)
ripe = Pubkey.getRipe(pubSK, pubEK)
} while (ripe[0].toInt() != 0 || shorter && ripe[1].toInt() != 0)
this.privateSigningKey = privSK
this.privateEncryptionKey = privEK
this.pubkey = cryptography().createPubkey(Pubkey.LATEST_VERSION, stream, privateSigningKey, privateEncryptionKey,
nonceTrialsPerByte, extraBytes, *features)
}
constructor(privateSigningKey: ByteArray, privateEncryptionKey: ByteArray, pubkey: Pubkey) {
this.privateSigningKey = privateSigningKey
this.privateEncryptionKey = privateEncryptionKey
this.pubkey = pubkey
}
constructor(
shorter: Boolean,
stream: Long,
nonceTrialsPerByte: Long, extraBytes: Long,
vararg features: Pubkey.Feature
) : this(
Builder(version = Pubkey.LATEST_VERSION, stream = stream, shorter = shorter)
.random()
.nonceTrialsPerByte(nonceTrialsPerByte)
.extraBytes(extraBytes)
.features(features)
.generate())
constructor(address: BitmessageAddress, passphrase: String) : this(address.version, address.stream, passphrase)
constructor(version: Long, stream: Long, passphrase: String) : this(Builder(version, stream, false).seed(passphrase).generate())
constructor(version: Long, stream: Long, passphrase: String) : this(
Builder(version, stream, false).seed(passphrase).generate()
)
private constructor(builder: Builder) {
this.privateSigningKey = builder.privSK!!
this.privateEncryptionKey = builder.privEK!!
this.pubkey = Factory.createPubkey(builder.version, builder.stream, builder.pubSK!!, builder.pubEK!!,
InternalContext.NETWORK_NONCE_TRIALS_PER_BYTE, InternalContext.NETWORK_EXTRA_BYTES)
}
private constructor(builder: Builder) : this(
builder.privSK!!, builder.privEK!!,
Factory.createPubkey(builder.version, builder.stream, builder.pubSK!!, builder.pubEK!!,
builder.nonceTrialsPerByte, builder.extraBytes, *builder.features)
)
private class Builder internal constructor(internal val version: Long, internal val stream: Long, internal val shorter: Boolean) {
@ -87,6 +76,30 @@ class PrivateKey : Streamable {
internal var pubSK: ByteArray? = null
internal var pubEK: ByteArray? = null
internal var nonceTrialsPerByte = InternalContext.NETWORK_NONCE_TRIALS_PER_BYTE
internal var extraBytes = InternalContext.NETWORK_EXTRA_BYTES
internal var features: Array<out Pubkey.Feature> = emptyArray()
internal fun random(): Builder {
seed = cryptography().randomBytes(1024)
return this
}
fun nonceTrialsPerByte(nonceTrialsPerByte: Long): Builder {
this.nonceTrialsPerByte = nonceTrialsPerByte
return this
}
fun extraBytes(extraBytes: Long): Builder {
this.extraBytes = extraBytes
return this
}
fun features(features: Array<out Pubkey.Feature>): Builder {
this.features = features
return this
}
internal fun seed(passphrase: String): Builder {
try {
seed = passphrase.toByteArray(charset("UTF-8"))
@ -143,6 +156,13 @@ class PrivateKey : Streamable {
Encode.varBytes(privateEncryptionKey, buffer)
}
override fun equals(other: Any?) = other is PrivateKey
&& Arrays.equals(privateEncryptionKey, other.privateEncryptionKey)
&& Arrays.equals(privateSigningKey, other.privateSigningKey)
&& pubkey == other.pubkey
override fun hashCode() = pubkey.hashCode()
companion object {
@JvmField val PRIVATE_KEY_SIZE = 32

6
core/src/main/kotlin/ch/dissem/bitmessage/ports/AbstractCryptography.kt
View File

@ -198,10 +198,10 @@ abstract class AbstractCryptography protected constructor(@JvmField protected va
}
companion object {
protected val LOG = LoggerFactory.getLogger(Cryptography::class.java)
protected val LOG = LoggerFactory.getLogger(Cryptography::class.java)!!
private val RANDOM = SecureRandom()
private val TWO = BigInteger.valueOf(2)
private val TWO_POW_64 = TWO.pow(64)
private val TWO_POW_16 = TWO.pow(16)
private val TWO_POW_64 = TWO.pow(64)!!
private val TWO_POW_16 = TWO.pow(16)!!
}
}

2
core/src/main/kotlin/ch/dissem/bitmessage/ports/AbstractMessageRepository.kt
View File

@ -49,6 +49,8 @@ abstract class AbstractMessageRepository : MessageRepository, InternalContext.Co
}
}
override fun getAllMessages() = find("1=1")
override fun getMessage(id: Any): Plaintext {
if (id is Long) {
return single(find("id=" + id)) ?: throw IllegalArgumentException("There is no message with id $id")

23
core/src/main/kotlin/ch/dissem/bitmessage/ports/AlreadyStoredException.kt Normal file
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@ -0,0 +1,23 @@
/*
* Copyright 2017 Christian Basler
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package ch.dissem.bitmessage.ports
/**
* Should be thrown if a received and decrypted message can't be stored because it has already been received and stored.
* (So it's not announced again to the client.)
*/
class AlreadyStoredException(message: String? = null, cause: Throwable? = null) : Exception(message, cause)

4
core/src/main/kotlin/ch/dissem/bitmessage/ports/MessageRepository.kt
View File

@ -28,8 +28,12 @@ interface MessageRepository {
fun getLabels(vararg types: Label.Type): List<Label>
fun save(label: Label)
fun countUnread(label: Label?): Int
fun getAllMessages(): List<Plaintext>
fun getMessage(id: Any): Plaintext
fun getMessage(iv: InventoryVector): Plaintext?

13
core/src/main/kotlin/ch/dissem/bitmessage/utils/Base58.kt
View File

@ -88,21 +88,22 @@ object Base58 {
val input58 = ByteArray(input.length)
// Transform the String to a base58 byte sequence
for (i in 0..input.length - 1) {
val c = input[i]
val c = input[i].toInt()
var digit58 = -1
if (c.toInt() < 128) {
digit58 = INDEXES[c.toInt()]
val digit58 = if (c < 128) {
INDEXES[c]
} else {
-1
}
if (digit58 < 0) {
throw AddressFormatException("Illegal character $c at $i")
throw AddressFormatException("Illegal character ${input[i]} at $i")
}
input58[i] = digit58.toByte()
}
// Count leading zeroes
var zeroCount = 0
while (zeroCount < input58.size && input58[zeroCount].toInt() == 0) {
while (zeroCount < input58.size && input58[zeroCount] == 0.toByte()) {
++zeroCount
}
// The encoding

664
core/src/main/kotlin/ch/dissem/bitmessage/utils/Base64.kt Normal file
View File

@ -0,0 +1,664 @@
/*
* Copyright (C) 2010 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package ch.dissem.bitmessage.utils
/**
* Utilities for encoding and decoding the Base64 representation of
* binary data. See RFCs <a
* href="http://www.ietf.org/rfc/rfc2045.txt">2045</a> and <a
* href="http://www.ietf.org/rfc/rfc3548.txt">3548</a>.
*/
object Base64 {
/**
* Encoder flag bit to omit the padding '=' characters at the end
* of the output (if any).
*/
const val NO_PADDING = 1
/**
* Encoder flag bit to omit all line terminators (i.e., the output
* will be on one long line).
*/
const val NO_WRAP = 2
/**
* Encoder flag bit to indicate lines should be terminated with a
* CRLF pair instead of just an LF. Has no effect if `NO_WRAP` is specified as well.
*/
const val CRLF = 4
/**
* Encoder/decoder flag bit to indicate using the "URL and
* filename safe" variant of Base64 (see RFC 3548 section 4) where
* `-` and `_` are used in place of `+` and
* `/`.
*/
const val URL_SAFE = 8
/**
* Default values for encoder/decoder flags.
*/
const val DEFAULT = NO_WRAP
// --------------------------------------------------------
// decoding
// --------------------------------------------------------
/**
* Decode the Base64-encoded data in input and return the data in
* a new byte array.
*
* The padding '=' characters at the end are considered optional, but
* if any are present, there must be the correct number of them.
* @param str the input String to decode, which is converted to
* * bytes using the default charset
* *
* @param flags controls certain features of the decoded output.
* * Pass `DEFAULT` to decode standard Base64.
* *
* *
* @throws IllegalArgumentException if the input contains
* * incorrect padding
*/
@JvmStatic
fun decode(str: String, flags: Int = DEFAULT): ByteArray {
val input = str.toByteArray(Charsets.US_ASCII)
return decode(input, 0, input.size, flags)
}
/**
* Decode the Base64-encoded data in input and return the data in
* a new byte array.
*
* The padding '=' characters at the end are considered optional, but
* if any are present, there must be the correct number of them.
* @param input the data to decode
* *
* @param offset the position within the input array at which to start
* *
* @param len the number of bytes of input to decode
* *
* @param flags controls certain features of the decoded output.
* * Pass `DEFAULT` to decode standard Base64.
* *
* *
* @throws IllegalArgumentException if the input contains
* * incorrect padding
*/
@JvmStatic
fun decode(input: ByteArray, offset: Int, len: Int, flags: Int = DEFAULT): ByteArray {
// Allocate space for the most data the input could represent.
// (It could contain less if it contains whitespace, etc.)
val decoder = Decoder(Options(flags), ByteArray(len * 3 / 4))
if (!decoder.process(input, offset, len, true)) {
throw IllegalArgumentException("bad base-64")
}
// Maybe we got lucky and allocated exactly enough output space.
if (decoder.op == decoder.output.size) {
return decoder.output
}
// Need to shorten the array, so allocate a new one of the
// right size and copy.
val temp = ByteArray(decoder.op)
System.arraycopy(decoder.output, 0, temp, 0, decoder.op)
return temp
}
// --------------------------------------------------------
// encoding
// --------------------------------------------------------
/**
* Base64-encode the given data and return a newly allocated
* String with the result.
* @param input the data to encode
* *
* @param flags controls certain features of the encoded output.
* * Passing `DEFAULT` results in output that
* * adheres to RFC 2045.
*/
fun encodeToString(input: ByteArray, flags: Int = DEFAULT): String {
return String(encode(input, 0, input.size, flags), Charsets.US_ASCII)
}
/**
* Base64-encode the given data and return a newly allocated
* byte[] with the result.
* @param input the data to encode
* *
* @param offset the position within the input array at which to
* * start
* *
* @param len the number of bytes of input to encode
* *
* @param flags controls certain features of the encoded output.
* * Passing `DEFAULT` results in output that
* * adheres to RFC 2045.
*/
fun encode(input: ByteArray, offset: Int, len: Int, flags: Int): ByteArray {
// Compute the exact length of the array we will produce.
var output_len = len / 3 * 4
val options = Options(flags)
// Account for the tail of the data and the padding bytes, if any.
if (options.do_padding) {
if (len % 3 > 0) {
output_len += 4
}
} else {
when (len % 3) {
0 -> {
}
1 -> output_len += 2
2 -> output_len += 3
}
}
// Account for the newlines, if any.
if (options.do_newline && len > 0) {
output_len += ((len - 1) / (3 * Encoder.LINE_GROUPS) + 1) * if (options.do_cr) 2 else 1
}
val encoder = Encoder(options, ByteArray(output_len))
encoder.process(input, offset, len, true)
assert(encoder.op == output_len)
return encoder.output
}
}
class Options(flags: Int) {
val do_padding = flags and Base64.NO_PADDING == 0
val do_newline = flags and Base64.NO_WRAP == 0
val do_cr = flags and Base64.CRLF != 0
val url_safe = flags and Base64.URL_SAFE == 0
}
private abstract class Coder(val output: ByteArray) {
var op = 0
/**
* Encode/decode another block of input data. this.output is
* provided by the caller, and must be big enough to hold all
* the coded data. On exit, this.opwill be set to the length
* of the coded data.
*
* @param finish true if this is the final call to process for
* this object. Will finalize the coder state and
* include any final bytes in the output.
*
* @return true if the input so far is good; false if some
* error has been detected in the input stream..
*/
abstract fun process(input: ByteArray, offset: Int, len: Int, finish: Boolean): Boolean
/**
* @return the maximum number of bytes a call to process()
* could produce for the given number of input bytes. This may
* be an overestimate.
*/
abstract fun maxOutputSize(len: Int): Int
}
private class Decoder(options: Options, output: ByteArray) : Coder(output) {
/**
* States 0-3 are reading through the next input tuple.
* State 4 is having read one '=' and expecting exactly
* one more.
* State 5 is expecting no more data or padding characters
* in the input.
* State 6 is the error state; an error has been detected
* in the input and no future input can "fix" it.
*/
private var state: Int = 0 // state number (0 to 6)
private var value: Int = 0
private val alphabet = if (options.url_safe) DECODE else DECODE_WEBSAFE
/**
* @return an overestimate for the number of bytes `len` bytes could decode to.
*/
override fun maxOutputSize(len: Int): Int {
return len * 3 / 4 + 10
}
/**
* Decode another block of input data.
* @return true if the state machine is still healthy. false if
* * bad base-64 data has been detected in the input stream.
*/
override fun process(input: ByteArray, offset: Int, len: Int, finish: Boolean): Boolean {
var end = len
if (this.state == 6) return false
var p = offset
end += offset
// Using local variables makes the decoder about 12%
// faster than if we manipulate the member variables in
// the loop. (Even alphabet makes a measurable
// difference, which is somewhat surprising to me since
// the member variable is final.)
var state = this.state
var value = this.value
var op = 0
val output = this.output
val alphabet = this.alphabet
while (p < end) {
// Try the fast path: we're starting a new tuple and the
// next four bytes of the input stream are all data
// bytes. This corresponds to going through states
// 0-1-2-3-0. We expect to use this method for most of
// the data.
//
// If any of the next four bytes of input are non-data
// (whitespace, etc.), value will end up negative. (All
// the non-data values in decode are small negative
// numbers, so shifting any of them up and or'ing them
// together will result in a value with its top bit set.)
//
// You can remove this whole block and the output should
// be the same, just slower.
if (state == 0) {
fun nextVal(): Int {
value = alphabet[input[p].toInt() and 0xff] shl 18 or
(alphabet[input[p + 1].toInt() and 0xff] shl 12) or
(alphabet[input[p + 2].toInt() and 0xff] shl 6) or
alphabet[input[p + 3].toInt() and 0xff]
return value
}
while (p + 4 <= end && nextVal() >= 0) {
output[op + 2] = value.toByte()
output[op + 1] = (value shr 8).toByte()
output[op] = (value shr 16).toByte()
op += 3
p += 4
}
if (p >= end) break
}
// The fast path isn't available -- either we've read a
// partial tuple, or the next four input bytes aren't all
// data, or whatever. Fall back to the slower state
// machine implementation.
val d = alphabet[input[p++].toInt() and 0xff]
when (state) {
0 -> if (d >= 0) {
value = d
++state
} else if (d != SKIP) {
this.state = 6
return false
}
1 -> if (d >= 0) {
value = value shl 6 or d
++state
} else if (d != SKIP) {
this.state = 6
return false
}
2 -> if (d >= 0) {
value = value shl 6 or d
++state
} else if (d == EQUALS) {
// Emit the last (partial) output tuple;
// expect exactly one more padding character.
output[op++] = (value shr 4).toByte()
state = 4
} else if (d != SKIP) {
this.state = 6
return false
}
3 -> if (d >= 0) {
// Emit the output triple and return to state 0.
value = value shl 6 or d
output[op + 2] = value.toByte()
output[op + 1] = (value shr 8).toByte()
output[op] = (value shr 16).toByte()
op += 3
state = 0
} else if (d == EQUALS) {
// Emit the last (partial) output tuple;
// expect no further data or padding characters.
output[op + 1] = (value shr 2).toByte()
output[op] = (value shr 10).toByte()
op += 2
state = 5
} else if (d != SKIP) {
this.state = 6
return false
}
4 -> if (d == EQUALS) {
++state
} else if (d != SKIP) {
this.state = 6
return false
}
5 -> if (d != SKIP) {
this.state = 6
return false
}
}
}
if (!finish) {
// We're out of input, but a future call could provide
// more.
this.state = state
this.value = value
this.op = op
return true
}
// Done reading input. Now figure out where we are left in
// the state machine and finish up.
when (state) {
0 -> {
}
1 -> {
// Read one extra input byte, which isn't enough to
// make another output byte. Illegal.
this.state = 6
return false
}
2 ->
// Read two extra input bytes, enough to emit 1 more
// output byte. Fine.
output[op++] = (value shr 4).toByte()
3 -> {
// Read three extra input bytes, enough to emit 2 more
// output bytes. Fine.
output[op++] = (value shr 10).toByte()
output[op++] = (value shr 2).toByte()
}
4 -> {
// Read one padding '=' when we expected 2. Illegal.
this.state = 6
return false
}
5 -> {
}
}// Output length is a multiple of three. Fine.
// Read all the padding '='s we expected and no more.
// Fine.
this.state = state
this.op = op
return true
}
companion object {
/**
* Lookup table for turning bytes into their position in the
* Base64 alphabet.
*/
private val DECODE = intArrayOf(
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 62, -1, -1, -1, 63,
52, 53, 54, 55, 56, 57, 58, 59, 60, 61, -1, -1, -1, -2, -1, -1,
-1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, -1,
-1, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40,
41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
)
/**
* Decode lookup table for the "web safe" variant (RFC 3548
* sec. 4) where - and _ replace + and /.
*/
private val DECODE_WEBSAFE = intArrayOf(
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 62, -1, -1,
52, 53, 54, 55, 56, 57, 58, 59, 60, 61, -1, -1, -1, -2, -1, -1,
-1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, 63,
-1, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40,
41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
)
/** Non-data values in the DECODE arrays. */
private val SKIP = -1
private val EQUALS = -2
}
}
private class Encoder(val options: Options, output: ByteArray) : Coder(output) {
private val alphabet: ByteArray = if (options.url_safe) ENCODE else ENCODE_WEBSAFE
private val tail = ByteArray(2)
private var tailLen = 0
private var count = if (options.do_newline) LINE_GROUPS else -1
/**
* @return an overestimate for the number of bytes `len` bytes could encode to.
*/
override fun maxOutputSize(len: Int): Int {
return len * 8 / 5 + 10
}
override fun process(input: ByteArray, offset: Int, len: Int, finish: Boolean): Boolean {
var end = len
// Using local variables makes the encoder about 9% faster.
val alphabet = this.alphabet
val output = this.output
var op = 0
var count = this.count
var p = offset
end += offset
var v = -1
// First we need to concatenate the tail of the previous call
// with any input bytes available now and see if we can empty
// the tail.
when (tailLen) {
0 -> {
}
1 -> {
if (p + 2 <= end) {
// A 1-byte tail with at least 2 bytes of
// input available now.
v = tail[0].toInt() and 0xff shl 16 or
(input[p++].toInt() and 0xff shl 8) or
(input[p++].toInt() and 0xff)
tailLen = 0
}
}
2 -> if (p + 1 <= end) {
// A 2-byte tail with at least 1 byte of input.
v = tail[0].toInt() and 0xff shl 16 or
(tail[1].toInt() and 0xff shl 8) or
(input[p++].toInt() and 0xff)
tailLen = 0
}
}// There was no tail.
if (v != -1) {
output[op++] = alphabet[v shr 18 and 0x3f]
output[op++] = alphabet[v shr 12 and 0x3f]
output[op++] = alphabet[v shr 6 and 0x3f]
output[op++] = alphabet[v and 0x3f]
if (--count == 0) {
if (options.do_cr) output[op++] = CR
output[op++] = NL
count = LINE_GROUPS
}
}
// At this point either there is no tail, or there are fewer
// than 3 bytes of input available.
// The main loop, turning 3 input bytes into 4 output bytes on
// each iteration.
while (p + 3 <= end) {
v = input[p].toInt() and 0xff shl 16 or
(input[p + 1].toInt() and 0xff shl 8) or
(input[p + 2].toInt() and 0xff)
output[op] = alphabet[v shr 18 and 0x3f]
output[op + 1] = alphabet[v shr 12 and 0x3f]
output[op + 2] = alphabet[v shr 6 and 0x3f]
output[op + 3] = alphabet[v and 0x3f]
p += 3
op += 4
if (--count == 0) {
if (options.do_cr) output[op++] = CR
output[op++] = NL
count = LINE_GROUPS
}
}
if (finish) {
// Finish up the tail of the input. Note that we need to
// consume any bytes in tail before any bytes
// remaining in input; there should be at most two bytes
// total.
if (p - tailLen == end - 1) {
var t = 0
v = (if (tailLen > 0) tail[t++] else input[p++]).toInt() and 0xff shl 4
tailLen -= t
output[op++] = alphabet[v shr 6 and 0x3f]
output[op++] = alphabet[v and 0x3f]
if (options.do_padding) {
output[op++] = PAD
output[op++] = PAD
}
if (options.do_newline) {
if (options.do_cr) output[op++] = CR
output[op++] = NL
}
} else if (p - tailLen == end - 2) {
var t = 0
v = (if (tailLen > 1) tail[t++] else input[p++]).toInt() and 0xff shl 10 or ((if (tailLen > 0) tail[t++] else input[p++]).toInt() and 0xff shl 2)
tailLen -= t
output[op++] = alphabet[v shr 12 and 0x3f]
output[op++] = alphabet[v shr 6 and 0x3f]
output[op++] = alphabet[v and 0x3f]
if (options.do_padding) {
output[op++] = PAD
}
if (options.do_newline) {
if (options.do_cr) output[op++] = CR
output[op++] = NL
}
} else if (options.do_newline && op > 0 && count != LINE_GROUPS) {
if (options.do_cr) output[op++] = CR
output[op++] = NL
}
assert(tailLen == 0)
assert(p == end)
} else {
// Save the leftovers in tail to be consumed on the next
// call to encodeInternal.
if (p == end - 1) {
tail[tailLen++] = input[p]
} else if (p == end - 2) {
tail[tailLen++] = input[p]
tail[tailLen++] = input[p + 1]
}
}
this.op = op
this.count = count
return true
}
companion object {
private const val PAD = '='.toByte()
private const val CR = '\r'.toByte()
private const val NL = '\n'.toByte()
/**
* Emit a new line every this many output tuples. Corresponds to
* a 76-character line length (the maximum allowable according to
* [RFC 2045](http://www.ietf.org/rfc/rfc2045.txt)).
*/
val LINE_GROUPS = 19
/**
* Lookup table for turning Base64 alphabet positions (6 bits)
* into output bytes.
*/
private val ENCODE = charArrayOf(
'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M',
'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z',
'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm',
'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z',
'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '+', '/'
).map { it.toByte() }.toByteArray()
/**
* Lookup table for turning Base64 alphabet positions (6 bits)
* into output bytes.
*/
private val ENCODE_WEBSAFE = charArrayOf(
'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M',
'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z',
'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm',
'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z',
'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', '-', '_'
).map { it.toByte() }.toByteArray()
}
}

6
core/src/main/kotlin/ch/dissem/bitmessage/utils/UnixTime.kt
View File

@ -23,15 +23,15 @@ object UnixTime {
/**
* Length of a minute in seconds, intended for use with [.now].
*/
@JvmField val MINUTE = 60L
const val MINUTE = 60L
/**
* Length of an hour in seconds, intended for use with [.now].
*/
@JvmField val HOUR = 60L * MINUTE
const val HOUR = 60L * MINUTE
/**
* Length of a day in seconds, intended for use with [.now].
*/
@JvmField val DAY = 24L * HOUR
const val DAY = 24L * HOUR
/**
* @return the time in second based Unix time ([System.currentTimeMillis]/1000)

2
core/src/main/resources/nodes.txt
View File

@ -1,6 +1,6 @@
[stream 1]
dissem.ch:8444
bitmessage.dissem.ch:8444
bootstrap8080.bitmessage.org:8080
bootstrap8444.bitmessage.org:8444

6
core/src/test/kotlin/ch/dissem/bitmessage/BitmessageContextTest.kt
View File

@ -218,7 +218,7 @@ class BitmessageContextTest {
verify(ctx.internals.proofOfWorkRepository, timeout(10000)).putObject(
argThat { payload.type == ObjectType.MSG }, eq(1000L), eq(1000L))
assertEquals(2, testPowRepo.added)
verify(ctx.messages, timeout(10000).atLeastOnce()).save(argThat { type == Type.MSG })
verify(ctx.messages, timeout(10000).atLeastOnce()).save(argThat<Plaintext> { type == Type.MSG })
}
@Test
@ -228,7 +228,7 @@ class BitmessageContextTest {
"Subject", "Message")
verify(testPowRepo, timeout(10000).atLeastOnce())
.putObject(argThat { payload.type == ObjectType.GET_PUBKEY }, eq(1000L), eq(1000L))
verify(ctx.messages, timeout(10000).atLeastOnce()).save(argThat { type == Type.MSG })
verify(ctx.messages, timeout(10000).atLeastOnce()).save(argThat<Plaintext> { type == Type.MSG })
}
@Test(expected = IllegalArgumentException::class)
@ -245,7 +245,7 @@ class BitmessageContextTest {
verify(ctx.internals.proofOfWorkRepository, timeout(1000).atLeastOnce())
.putObject(argThat { payload.type == ObjectType.BROADCAST }, eq(1000L), eq(1000L))
verify(testPowEngine).calculateNonce(any(), any(), any())
verify(ctx.messages, timeout(10000).atLeastOnce()).save(argThat { type == Type.BROADCAST })
verify(ctx.messages, timeout(10000).atLeastOnce()).save(argThat<Plaintext> { type == Type.BROADCAST })
}
@Test(expected = IllegalArgumentException::class)

4
core/src/test/kotlin/ch/dissem/bitmessage/DefaultMessageListenerTest.kt
View File

@ -108,7 +108,7 @@ class DefaultMessageListenerTest : TestBase() {
listener.receive(objectMessage)
verify(ctx.messageRepository, atLeastOnce()).save(argThat { type == MSG })
verify(ctx.messageRepository, atLeastOnce()).save(argThat<Plaintext> { type == MSG })
}
@Test
@ -131,6 +131,6 @@ class DefaultMessageListenerTest : TestBase() {
listener.receive(objectMessage)
verify(ctx.messageRepository, atLeastOnce()).save(argThat { type == BROADCAST })
verify(ctx.messageRepository, atLeastOnce()).save(argThat<Plaintext> { type == BROADCAST })
}
}

35
core/src/test/kotlin/ch/dissem/bitmessage/utils/Base64Test.kt Normal file
View File

@ -0,0 +1,35 @@
/*
* Copyright 2017 Christian Basler
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package ch.dissem.bitmessage.utils
import ch.dissem.bitmessage.cryptography.bc.BouncyCryptography
import org.hamcrest.Matchers.`is`
import org.junit.Assert.assertThat
import org.junit.Test
class Base64Test {
@Test
fun `ensure data is encoded and decoded correctly`() {
val cryptography = BouncyCryptography()
for (i in 100..200) {
val data = cryptography.randomBytes(i)
val string = Base64.encodeToString(data)
val decoded = Base64.decode(string)
assertThat(decoded, `is`(data))
}
}
}

32
core/src/test/kotlin/ch/dissem/bitmessage/utils/ConversationServiceTest.kt
View File

@ -36,6 +36,8 @@ class ConversationServiceTest : TestBase() {
private val messageRepository = mock<MessageRepository>()
private val conversationService = spy(ConversationService(messageRepository))
private val conversation = conversation(alice, bob)
@Test
fun `ensure conversation is sorted properly`() {
MockitoKotlin.registerInstanceCreator { UUID.randomUUID() }
@ -46,8 +48,9 @@ class ConversationServiceTest : TestBase() {
assertThat(actual, `is`(expected))
}
private val conversation: List<Plaintext>
get() {
companion object {
private var timer = 2
fun conversation(alice: BitmessageAddress, bob: BitmessageAddress): List<Plaintext> {
val result = LinkedList<Plaintext>()
val older = plaintext(alice, bob,
@ -99,19 +102,18 @@ class ConversationServiceTest : TestBase() {
return result
}
private var timer = 2
private fun plaintext(from: BitmessageAddress, to: BitmessageAddress,
content: ExtendedEncoding, status: Plaintext.Status): Plaintext {
val builder = Plaintext.Builder(MSG)
.IV(TestUtils.randomInventoryVector())
.from(from)
.to(to)
.message(content)
.status(status)
if (status !== Plaintext.Status.DRAFT && status !== Plaintext.Status.DOING_PROOF_OF_WORK) {
builder.received(5L * ++timer - RANDOM.nextInt(10))
fun plaintext(from: BitmessageAddress, to: BitmessageAddress,
content: ExtendedEncoding, status: Plaintext.Status): Plaintext {
val builder = Plaintext.Builder(MSG)
.IV(TestUtils.randomInventoryVector())
.from(from)
.to(to)
.message(content)
.status(status)
if (status !== Plaintext.Status.DRAFT && status !== Plaintext.Status.DOING_PROOF_OF_WORK) {
builder.received(5L * ++timer - RANDOM.nextInt(10))
}
return builder.build()
}
return builder.build()
}
}

24
cryptography-bc/src/test/kotlin/ch/dissem/bitmessage/security/CryptographyTest.kt
View File

@ -23,10 +23,7 @@ import ch.dissem.bitmessage.entity.valueobject.PrivateKey
import ch.dissem.bitmessage.exception.InsufficientProofOfWorkException
import ch.dissem.bitmessage.ports.MultiThreadedPOWEngine
import ch.dissem.bitmessage.ports.ProofOfWorkEngine
import ch.dissem.bitmessage.utils.CallbackWaiter
import ch.dissem.bitmessage.utils.Singleton
import ch.dissem.bitmessage.utils.TestUtils
import ch.dissem.bitmessage.utils.UnixTime
import ch.dissem.bitmessage.utils.*
import ch.dissem.bitmessage.utils.UnixTime.DAY
import ch.dissem.bitmessage.utils.UnixTime.MINUTE
import ch.dissem.bitmessage.utils.UnixTime.now
@ -34,7 +31,6 @@ import org.hamcrest.CoreMatchers.`is`
import org.junit.Assert.*
import org.junit.Test
import java.io.ByteArrayInputStream
import java.io.IOException
import javax.xml.bind.DatatypeConverter
/**
@ -63,12 +59,12 @@ class CryptographyTest {
}
@Test
fun ensureDoubleHashYieldsSameResultAsHashOfHash() {
fun `ensure double hash yields same result as hash of hash`() {
assertArrayEquals(crypto.sha512(TEST_SHA512), crypto.doubleSha512(TEST_VALUE))
}
@Test(expected = IOException::class)
fun ensureExceptionForInsufficientProofOfWork() {
@Test(expected = InsufficientProofOfWorkException::class)
fun `ensure exception for insufficient proof of work`() {
val objectMessage = ObjectMessage.Builder()
.nonce(ByteArray(8))
.expiresTime(UnixTime.now + 28 * DAY)
@ -79,7 +75,7 @@ class CryptographyTest {
}
@Test
fun testDoProofOfWork() {
fun `ensure proof of work is calculated correctly`() {
TestUtils.mockedInternalContext(
cryptography = crypto,
proofOfWorkEngine = MultiThreadedPOWEngine()
@ -108,7 +104,7 @@ class CryptographyTest {
}
@Test
fun ensureEncryptionAndDecryptionWorks() {
fun `ensure encryption and decryption works`() {
val data = crypto.randomBytes(100)
val key_e = crypto.randomBytes(32)
val iv = crypto.randomBytes(16)
@ -118,7 +114,7 @@ class CryptographyTest {
}
@Test(expected = IllegalArgumentException::class)
fun ensureDecryptionFailsWithInvalidCypherText() {
fun `ensure decryption fails with invalid cypher text`() {
val data = crypto.randomBytes(128)
val key_e = crypto.randomBytes(32)
val iv = crypto.randomBytes(16)
@ -126,7 +122,7 @@ class CryptographyTest {
}
@Test
fun testMultiplication() {
fun `ensure multiplication works correctly`() {
val a = crypto.randomBytes(PrivateKey.PRIVATE_KEY_SIZE)
val A = crypto.createPublicKey(a)
@ -137,7 +133,7 @@ class CryptographyTest {
}
@Test
fun ensureSignatureIsValid() {
fun `ensure signature is valid`() {
val data = crypto.randomBytes(100)
val privateKey = PrivateKey(false, 1, 1000, 1000)
val signature = crypto.getSignature(data, privateKey)
@ -145,7 +141,7 @@ class CryptographyTest {
}
@Test
fun ensureSignatureIsInvalidForTemperedData() {
fun `ensure signature is invalid for tempered data`() {
val data = crypto.randomBytes(100)
val privateKey = PrivateKey(false, 1, 1000, 1000)
val signature = crypto.getSignature(data, privateKey)

23
exports/build.gradle Normal file
View File

@ -0,0 +1,23 @@
uploadArchives {
repositories {
mavenDeployer {
pom.project {
name 'Jabit Exports'
artifactId = 'jabit-exports'
description 'Import and export data to JSON files.'
}
}
}
}
dependencies {
compile project(':core')
compile 'org.slf4j:slf4j-api'
compile 'com.beust:klaxon'
testCompile 'junit:junit:4.12'
testCompile 'org.hamcrest:hamcrest-library:1.3'
testCompile 'com.nhaarman:mockito-kotlin:1.5.0'
testCompile project(path: ':core', configuration: 'testArtifacts')
testCompile project(':cryptography-bc')
}

79
exports/src/main/kotlin/ch/dissem/bitmessage/exports/ContactExport.kt Normal file
View File

@ -0,0 +1,79 @@
/*
* Copyright 2017 Christian Basler
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package ch.dissem.bitmessage.exports
import ch.dissem.bitmessage.entity.BitmessageAddress
import ch.dissem.bitmessage.entity.valueobject.PrivateKey
import ch.dissem.bitmessage.factory.Factory
import ch.dissem.bitmessage.utils.Base64
import ch.dissem.bitmessage.utils.Encode
import com.beust.klaxon.*
import java.io.ByteArrayInputStream
import java.io.ByteArrayOutputStream
/**
* Exports and imports contacts and identities
*/
object ContactExport {
fun exportContacts(contacts: List<BitmessageAddress>, includePrivateKey: Boolean = false) = json {
array(
contacts.map {
obj(
"alias" to it.alias,
"address" to it.address,
"chan" to it.isChan,
"subscribed" to it.isSubscribed,
"pubkey" to it.pubkey?.let {
val out = ByteArrayOutputStream()
it.writeUnencrypted(out)
Base64.encodeToString(out.toByteArray())
},
"privateKey" to if (includePrivateKey) {
it.privateKey?.let { Base64.encodeToString(Encode.bytes(it)) }
} else {
null
}
)
}
)
}
fun importContacts(input: JsonArray<*>): List<BitmessageAddress> {
return input.filterIsInstance(JsonObject::class.java).map { json ->
fun JsonObject.bytes(fieldName: String) = string(fieldName)?.let { Base64.decode(it) }
val privateKey = json.bytes("privateKey")?.let { PrivateKey.read(ByteArrayInputStream(it)) }
if (privateKey != null) {
BitmessageAddress(privateKey)
} else {
BitmessageAddress(json.string("address") ?: throw IllegalArgumentException("address expected"))
}.apply {
alias = json.string("alias")
isChan = json.boolean("chan") ?: false
isSubscribed = json.boolean("subscribed") ?: false
pubkey = json.bytes("pubkey")?.let {
Factory.readPubkey(
version = version,
stream = stream,
`is` = ByteArrayInputStream(it),
length = it.size,
encrypted = false
)
}
}
}
}
}

105
exports/src/main/kotlin/ch/dissem/bitmessage/exports/MessageExport.kt Normal file
View File

@ -0,0 +1,105 @@
/*
* Copyright 2017 Christian Basler
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package ch.dissem.bitmessage.exports
import ch.dissem.bitmessage.entity.BitmessageAddress
import ch.dissem.bitmessage.entity.Plaintext
import ch.dissem.bitmessage.entity.valueobject.InventoryVector
import ch.dissem.bitmessage.entity.valueobject.Label
import ch.dissem.bitmessage.utils.Base64
import ch.dissem.bitmessage.utils.Encode
import ch.dissem.bitmessage.utils.TTL
import com.beust.klaxon.*
import java.util.*
/**
* Exports and imports messages and labels
*/
object MessageExport {
fun exportLabels(labels: List<Label>) = json {
array(
labels.map {
obj(
"label" to it.toString(),
"type" to it.type?.name,
"color" to it.color
)
}
)
}
fun exportMessages(messages: List<Plaintext>) = json {
array(messages.map {
obj(
"type" to it.type.name,
"from" to it.from.address,
"to" to it.to?.address,
"subject" to it.subject,
"body" to it.text,
"conversationId" to it.conversationId.toString(),
"msgId" to it.inventoryVector?.hash?.let { Base64.encodeToString(it) },
"encoding" to it.encodingCode,
"status" to it.status.name,
"message" to Base64.encodeToString(it.message),
"ackData" to it.ackData?.let { Base64.encodeToString(it) },
"ackMessage" to it.ackMessage?.let { Base64.encodeToString(Encode.bytes(it)) },
"signature" to it.signature?.let { Base64.encodeToString(it) },
"sent" to it.sent,
"received" to it.received,
"ttl" to it.ttl,
"labels" to array(it.labels.map { it.toString() })
)
})
}
fun importMessages(input: JsonArray<*>, labels: Map<String, Label>): List<Plaintext> {
return input.filterIsInstance(JsonObject::class.java).map { json ->
fun JsonObject.bytes(fieldName: String) = string(fieldName)?.let { Base64.decode(it) }
Plaintext.Builder(Plaintext.Type.valueOf(json.string("type") ?: "MSG"))
.from(json.string("from")?.let { BitmessageAddress(it) } ?: throw IllegalArgumentException("'from' address expected"))
.to(json.string("to")?.let { BitmessageAddress(it) })
.conversation(json.string("conversationId")?.let { UUID.fromString(it) } ?: UUID.randomUUID())
.IV(json.bytes("msgId")?.let { InventoryVector(it) })
.encoding(json.long("encoding") ?: throw IllegalArgumentException("encoding expected"))
.status(json.string("status")?.let { Plaintext.Status.valueOf(it) } ?: throw IllegalArgumentException("status expected"))
.message(json.bytes("message") ?: throw IllegalArgumentException("message expected"))
.ackData(json.bytes("ackData"))
.ackMessage(json.bytes("ackMessage"))
.signature(json.bytes("signature"))
.sent(json.long("sent"))
.received(json.long("received"))
.ttl(json.long("ttl") ?: TTL.msg)
.labels(
json.array<String>("labels")?.map { labels[it] }?.filterNotNull() ?: emptyList()
)
.build()
}
}
fun importLabels(input: JsonArray<*>): List<Label> {
return input.filterIsInstance(JsonObject::class.java).map { json ->
Label(
label = json.string("label") ?: throw IllegalArgumentException("label expected"),
type = json.string("type")?.let { Label.Type.valueOf(it) },
color = json.int("color") ?: 0
)
}
}
fun createLabelMap(labels: List<Label>) = labels.associateBy { it.toString() }
}

73
exports/src/test/kotlin/ch/dissem/bitmessage/exports/ContactExportTest.kt Normal file
View File

@ -0,0 +1,73 @@
/*
* Copyright 2017 Christian Basler
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package ch.dissem.bitmessage.exports
import ch.dissem.bitmessage.cryptography.bc.BouncyCryptography
import ch.dissem.bitmessage.entity.BitmessageAddress
import ch.dissem.bitmessage.utils.TestUtils
import org.hamcrest.CoreMatchers.`is`
import org.hamcrest.CoreMatchers.nullValue
import org.junit.Assert.assertThat
import org.junit.Test
class ContactExportTest {
init {
TestUtils.mockedInternalContext(cryptography = BouncyCryptography())
}
@Test
fun `ensure contacts are exported`() {
val alice = BitmessageAddress("BM-2cTtkBnb4BUYDndTKun6D9PjtueP2h1bQj")
alice.alias = "Alice"
alice.isSubscribed = true
val contacts = listOf(
BitmessageAddress("BM-2cWJ4UFRTCehWuWNsW8fJkAYMxU4S8jxci"),
TestUtils.loadContact(),
alice
)
val export = ContactExport.exportContacts(contacts)
print(export.toJsonString(true))
assertThat(ContactExport.importContacts(export), `is`(contacts))
}
@Test
fun `ensure private keys are omitted by default`() {
val contacts = listOf(
BitmessageAddress.chan(1, "test")
)
val export = ContactExport.exportContacts(contacts)
print(export.toJsonString(true))
val import = ContactExport.importContacts(export)
assertThat(import.size, `is`(1))
assertThat(import[0].isChan, `is`(true))
assertThat(import[0].privateKey, `is`(nullValue()))
}
@Test
fun `ensure private keys are exported if flag is set`() {
val contacts = listOf(
BitmessageAddress.chan(1, "test")
)
val export = ContactExport.exportContacts(contacts, true)
print(export.toJsonString(true))
val import = ContactExport.importContacts(export)
assertThat(import.size, `is`(1))
assertThat(import[0].isChan, `is`(true))
assertThat(import[0].privateKey, `is`(contacts[0].privateKey))
}
}

89
exports/src/test/kotlin/ch/dissem/bitmessage/exports/MessageExportTest.kt Normal file
View File

@ -0,0 +1,89 @@
/*
* Copyright 2017 Christian Basler
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package ch.dissem.bitmessage.exports
import ch.dissem.bitmessage.cryptography.bc.BouncyCryptography
import ch.dissem.bitmessage.entity.BitmessageAddress
import ch.dissem.bitmessage.entity.Plaintext
import ch.dissem.bitmessage.entity.valueobject.Label
import ch.dissem.bitmessage.utils.ConversationServiceTest
import ch.dissem.bitmessage.utils.Singleton
import ch.dissem.bitmessage.utils.TestUtils
import org.hamcrest.CoreMatchers.`is`
import org.junit.Assert.assertThat
import org.junit.Test
class MessageExportTest {
val inbox = Label("Inbox", Label.Type.INBOX, 0x0000ff)
val outbox = Label("Outbox", Label.Type.OUTBOX, 0x00ff00)
val unread = Label("Unread", Label.Type.UNREAD, 0x000000)
val trash = Label("Trash", Label.Type.TRASH, 0x555555)
val labels = listOf(
inbox,
outbox,
unread,
trash
)
val labelMap = MessageExport.createLabelMap(labels)
init {
TestUtils.mockedInternalContext(cryptography = BouncyCryptography())
}
@Test
fun `ensure labels are exported`() {
val export = MessageExport.exportLabels(labels)
print(export.toJsonString(true))
assertThat(MessageExport.importLabels(export), `is`(labels))
}
@Test
fun `ensure messages are exported`() {
val messages = listOf(
Plaintext.Builder(Plaintext.Type.MSG)
.ackData(Singleton.cryptography().randomBytes(32))
.from(BitmessageAddress("BM-2cWJ4UFRTCehWuWNsW8fJkAYMxU4S8jxci"))
.to(BitmessageAddress("BM-2DAjcCFrqFrp88FUxExhJ9kPqHdunQmiyn"))
.message("Subject", "Message")
.status(Plaintext.Status.RECEIVED)
.labels(listOf(inbox))
.build(),
Plaintext.Builder(Plaintext.Type.BROADCAST)
.from(BitmessageAddress("BM-2cSqjfJ8xK6UUn5Rw3RpdGQ9RsDkBhWnS8"))
.message("Subject", "Message")
.labels(listOf(inbox, unread))
.status(Plaintext.Status.SENT)
.build(),
Plaintext.Builder(Plaintext.Type.MSG)
.ttl(1)
.message("subject", "message")
.from(TestUtils.loadIdentity("BM-2cSqjfJ8xK6UUn5Rw3RpdGQ9RsDkBhWnS8"))
.to(TestUtils.loadContact())
.labels(listOf(trash))
.status(Plaintext.Status.SENT_ACKNOWLEDGED)
.build(),
*ConversationServiceTest.conversation(
TestUtils.loadIdentity("BM-2cSqjfJ8xK6UUn5Rw3RpdGQ9RsDkBhWnS8"),
TestUtils.loadContact()
).toTypedArray()
)
val export = MessageExport.exportMessages(messages)
print(export.toJsonString(true))
assertThat(MessageExport.importMessages(export, labelMap), `is`(messages))
}
}

4
gradle/wrapper/gradle-wrapper.properties vendored
View File

@ -1,6 +1,6 @@
#Sun Jul 02 11:22:52 CEST 2017
#Mon Jul 17 06:32:41 CEST 2017
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-4.0-bin.zip
distributionUrl=https\://services.gradle.org/distributions/gradle-4.0-all.zip

126
networking/src/main/kotlin/ch/dissem/bitmessage/networking/nio/NioNetworkHandler.kt
View File

@ -203,73 +203,77 @@ class NioNetworkHandler : NetworkHandler, InternalContext.ContextHolder {
serverChannel.register(selector, OP_ACCEPT, null)
while (selector.isOpen) {
selector.select(1000)
val keyIterator = selector.selectedKeys().iterator()
while (keyIterator.hasNext()) {
val key = keyIterator.next()
keyIterator.remove()
if (key.attachment() == null) {
try {
if (key.isAcceptable) {
// handle accept
try {
val accepted = (key.channel() as ServerSocketChannel).accept()
accepted.configureBlocking(false)
val connection = Connection(ctx, SERVER,
NetworkAddress(
time = now,
stream = 1L,
socket = accepted.socket()!!
),
requestedObjects, 0
)
connections.put(
connection,
accepted.register(selector, OP_READ or OP_WRITE, connection)
)
} catch (e: AsynchronousCloseException) {
LOG.trace(e.message)
} catch (e: IOException) {
LOG.error(e.message, e)
}
try {
selector.select(1000)
val keyIterator = selector.selectedKeys().iterator()
while (keyIterator.hasNext()) {
val key = keyIterator.next()
keyIterator.remove()
if (key.attachment() == null) {
try {
if (key.isAcceptable) {
// handle accept
try {
val accepted = (key.channel() as ServerSocketChannel).accept()
accepted.configureBlocking(false)
val connection = Connection(ctx, SERVER,
NetworkAddress(
time = now,
stream = 1L,
socket = accepted.socket()!!
),
requestedObjects, 0
)
connections.put(
connection,
accepted.register(selector, OP_READ or OP_WRITE, connection)
)
} catch (e: AsynchronousCloseException) {
LOG.trace(e.message)
} catch (e: IOException) {
LOG.error(e.message, e)
}
}
} catch (e: CancelledKeyException) {
LOG.debug(e.message, e)
}
} else {
// handle read/write
val channel = key.channel() as SocketChannel
val connection = key.attachment() as Connection
try {
if (key.isConnectable) {
if (!channel.finishConnect()) {
continue
}
} catch (e: CancelledKeyException) {
LOG.debug(e.message, e)
}
if (key.isWritable) {
write(channel, connection.io)
} else {
// handle read/write
val channel = key.channel() as SocketChannel
val connection = key.attachment() as Connection
try {
if (key.isConnectable) {
if (!channel.finishConnect()) {
continue
}
}
if (key.isWritable) {
write(channel, connection.io)
}
if (key.isReadable) {
read(channel, connection.io)
}
if (connection.state == Connection.State.DISCONNECTED) {
key.interestOps(0)
channel.close()
} else if (connection.io.isWritePending) {
key.interestOps(OP_READ or OP_WRITE)
} else {
key.interestOps(OP_READ)
}
} catch (e: CancelledKeyException) {
connection.disconnect()
} catch (e: NodeException) {
connection.disconnect()
} catch (e: IOException) {
connection.disconnect()
}
if (key.isReadable) {
read(channel, connection.io)
}
if (connection.state == Connection.State.DISCONNECTED) {
key.interestOps(0)
channel.close()
} else if (connection.io.isWritePending) {
key.interestOps(OP_READ or OP_WRITE)
} else {
key.interestOps(OP_READ)
}
} catch (e: CancelledKeyException) {
connection.disconnect()
} catch (e: NodeException) {
connection.disconnect()
} catch (e: IOException) {
connection.disconnect()
}
}
} catch (e: CancelledKeyException) {
LOG.debug(e.message, e)
}
// set interest ops
for ((connection, selectionKey) in connections) {

5
networking/src/test/kotlin/ch/dissem/bitmessage/networking/NetworkHandlerTest.kt
View File

@ -233,7 +233,7 @@ class NetworkHandlerTest {
private val peerAddress = NetworkAddress.Builder().ipv4(127, 0, 0, 1).port(6001).build()
private fun shutdown(ctx: BitmessageContext) {
if (!ctx.isRunning) return
if (!ctx.isRunning()) return
ctx.shutdown()
do {
@ -241,8 +241,7 @@ class NetworkHandlerTest {
Thread.sleep(100)
} catch (ignore: InterruptedException) {
}
} while (ctx.isRunning)
} while (ctx.isRunning())
}
private fun shutdown(networkHandler: NetworkHandler) {

79
repositories/src/main/kotlin/ch/dissem/bitmessage/repository/JdbcMessageRepository.kt
View File

@ -20,22 +20,18 @@ import ch.dissem.bitmessage.entity.Plaintext
import ch.dissem.bitmessage.entity.valueobject.InventoryVector
import ch.dissem.bitmessage.entity.valueobject.Label
import ch.dissem.bitmessage.ports.AbstractMessageRepository
import ch.dissem.bitmessage.ports.AlreadyStoredException
import ch.dissem.bitmessage.ports.MessageRepository
import ch.dissem.bitmessage.repository.JdbcHelper.Companion.writeBlob
import org.slf4j.LoggerFactory
import java.io.IOException
import java.sql.Connection
import java.sql.ResultSet
import java.sql.SQLException
import java.sql.Statement
import java.sql.*
import java.util.*
class JdbcMessageRepository(private val config: JdbcConfig) : AbstractMessageRepository(), MessageRepository {
override fun findLabels(where: String): List<Label> {
try {
config.getConnection().use {
connection ->
config.getConnection().use { connection ->
return findLabels(connection, where)
}
} catch (e: SQLException) {
@ -51,12 +47,61 @@ class JdbcMessageRepository(private val config: JdbcConfig) : AbstractMessageRep
} else {
Label.Type.valueOf(typeName)
}
val label = Label(rs.getString("label"), type, rs.getInt("color"))
val label = Label(rs.getString("label"), type, rs.getInt("color"), rs.getInt("ord"))
label.id = rs.getLong("id")
return label
}
override fun save(label: Label) {
config.getConnection().use { connection ->
if (label.id != null) {
connection.prepareStatement("UPDATE Label SET label=?, type=?, color=?, ord=? WHERE id=?").use { ps ->
ps.setString(1, label.toString())
ps.setString(2, label.type?.name)
ps.setInt(3, label.color)
ps.setInt(4, label.ord)
ps.setInt(5, label.id as Int)
ps.executeUpdate()
}
} else {
try {
connection.autoCommit = false
var exists = false
connection.prepareStatement("SELECT COUNT(1) FROM Label WHERE label=?").use { ps ->
ps.setString(1, label.toString())
val rs = ps.executeQuery()
if (rs.next()) {
exists = rs.getInt(1) > 0
}
}
if (exists) {
connection.prepareStatement("UPDATE Label SET type=?, color=?, ord=? WHERE label=?").use { ps ->
ps.setString(1, label.type?.name)
ps.setInt(2, label.color)
ps.setInt(3, label.ord)
ps.setString(4, label.toString())
ps.executeUpdate()
}
} else {
connection.prepareStatement("INSERT INTO Label (label, type, color, ord) VALUES (?, ?, ?, ?)").use { ps ->
ps.setString(1, label.toString())
ps.setString(2, label.type?.name)
ps.setInt(3, label.color)
ps.setInt(4, label.ord)
ps.executeUpdate()
}
}
connection.commit()
} catch (e: Exception) {
connection.rollback()
throw e
}
}
}
}
override fun countUnread(label: Label?): Int {
val where = if (label == null) {
""
@ -68,7 +113,7 @@ class JdbcMessageRepository(private val config: JdbcConfig) : AbstractMessageRep
try {
config.getConnection().use { connection ->
connection.createStatement().use { stmt ->
stmt.executeQuery("SELECT count(*) FROM Message WHERE $where").use { rs ->
stmt.executeQuery("SELECT count(1) FROM Message WHERE $where").use { rs ->
if (rs.next()) {
return rs.getInt(1)
}
@ -127,7 +172,7 @@ class JdbcMessageRepository(private val config: JdbcConfig) : AbstractMessageRep
val result = ArrayList<Label>()
try {
connection.createStatement().use { stmt ->
stmt.executeQuery("SELECT id, label, type, color FROM Label WHERE $where").use { rs ->
stmt.executeQuery("SELECT id, label, type, color, ord FROM Label WHERE $where").use { rs ->
while (rs.next()) {
result.add(getLabel(rs))
}
@ -226,11 +271,15 @@ class JdbcMessageRepository(private val config: JdbcConfig) : AbstractMessageRep
ps.setObject(13, message.nextTry)
ps.setObject(14, message.conversationId)
ps.executeUpdate()
// get generated id
ps.generatedKeys.use { rs ->
rs.next()
message.id = rs.getLong(1)
try {
ps.executeUpdate()
// get generated id
ps.generatedKeys.use { rs ->
rs.next()
message.id = rs.getLong(1)
}
} catch (e: SQLIntegrityConstraintViolationException) {
throw AlreadyStoredException(cause = e)
}
}
}

2
settings.gradle
View File

@ -15,3 +15,5 @@ include 'cryptography-sc'
include 'cryptography-bc'
include 'extensions'
include 'exports'