Open-source multiplayer game server compatible with the RuneScape client
https://www.openrs2.org/
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800 lines
26 KiB
800 lines
26 KiB
package org.openrs2.archive.cache
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import io.netty.buffer.ByteBuf
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import io.netty.buffer.ByteBufAllocator
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import io.netty.buffer.ByteBufUtil
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import io.netty.buffer.Unpooled
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import org.openrs2.buffer.crc32
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import org.openrs2.buffer.use
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import org.openrs2.cache.Js5Archive
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import org.openrs2.cache.Js5Compression
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import org.openrs2.cache.Js5CompressionType
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import org.openrs2.cache.Js5Index
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import org.openrs2.cache.Js5MasterIndex
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import org.openrs2.cache.MasterIndexFormat
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import org.openrs2.cache.Store
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import org.openrs2.cache.VersionTrailer
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import org.openrs2.crypto.Whirlpool
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import org.openrs2.db.Database
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import org.postgresql.util.PSQLState
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import java.io.IOException
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import java.sql.Connection
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import java.sql.SQLException
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import java.sql.Types
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import java.time.Instant
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import java.time.OffsetDateTime
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import java.time.ZoneOffset
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import javax.inject.Inject
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import javax.inject.Singleton
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@Singleton
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public class CacheImporter @Inject constructor(
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private val database: Database,
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private val alloc: ByteBufAllocator
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) {
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public abstract class Container(
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private val compressed: ByteBuf,
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private val uncompressed: ByteBuf?
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) {
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public val bytes: ByteArray =
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ByteBufUtil.getBytes(compressed, compressed.readerIndex(), compressed.readableBytes(), false)
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public val crc32: Int = compressed.crc32()
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public val whirlpool: ByteArray = Whirlpool.whirlpool(bytes)
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public val encrypted: Boolean = uncompressed == null
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public val uncompressedLen: Int? = uncompressed?.readableBytes()
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public val uncompressedCrc32: Int? = uncompressed?.crc32()
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public fun release() {
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compressed.release()
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uncompressed?.release()
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}
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}
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private class MasterIndex(
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val index: Js5MasterIndex,
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compressed: ByteBuf,
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uncompressed: ByteBuf
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) : Container(compressed, uncompressed)
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public class Index(
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archive: Int,
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public val index: Js5Index,
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compressed: ByteBuf,
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uncompressed: ByteBuf
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) : Group(Js5Archive.ARCHIVESET, archive, compressed, uncompressed, index.version, false)
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public open class Group(
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public val archive: Int,
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public val group: Int,
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compressed: ByteBuf,
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uncompressed: ByteBuf?,
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public val version: Int,
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public val versionTruncated: Boolean
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) : Container(compressed, uncompressed)
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public suspend fun import(
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store: Store,
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game: String,
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build: Int?,
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timestamp: Instant?,
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name: String?,
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description: String?
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) {
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database.execute { connection ->
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prepare(connection)
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val gameId = getGameId(connection, game)
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// import master index
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val masterIndex = createMasterIndex(store)
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try {
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addMasterIndex(connection, masterIndex, gameId, build, timestamp, name, description, overwrite = false)
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} finally {
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masterIndex.release()
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}
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// import indexes
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val indexes = arrayOfNulls<Js5Index>(Js5Archive.ARCHIVESET)
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val indexGroups = mutableListOf<Index>()
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try {
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for (archive in store.list(Js5Archive.ARCHIVESET)) {
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val indexGroup = readIndex(store, archive)
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indexes[archive] = indexGroup.index
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indexGroups += indexGroup
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}
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for (index in indexGroups) {
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addIndex(connection, index)
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}
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} finally {
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indexGroups.forEach(Index::release)
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}
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// import groups
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val groups = mutableListOf<Group>()
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try {
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for (archive in store.list()) {
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if (archive == Js5Archive.ARCHIVESET) {
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continue
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}
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val index = indexes[archive]
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for (id in store.list(archive)) {
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val group = readGroup(store, archive, index, id) ?: continue
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groups += group
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if (groups.size >= BATCH_SIZE) {
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addGroups(connection, groups)
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groups.forEach(Group::release)
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groups.clear()
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}
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}
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}
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if (groups.isNotEmpty()) {
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addGroups(connection, groups)
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}
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} finally {
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groups.forEach(Group::release)
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}
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}
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}
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public suspend fun importMasterIndex(
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buf: ByteBuf,
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format: MasterIndexFormat,
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game: String,
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build: Int?,
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timestamp: Instant?,
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name: String?,
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description: String?
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) {
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Js5Compression.uncompress(buf.slice()).use { uncompressed ->
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val masterIndex = MasterIndex(Js5MasterIndex.read(uncompressed.slice(), format), buf, uncompressed)
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database.execute { connection ->
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prepare(connection)
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val gameId = getGameId(connection, game)
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addMasterIndex(connection, masterIndex, gameId, build, timestamp, name, description, overwrite = false)
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}
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}
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}
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public suspend fun importMasterIndexAndGetIndexes(
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masterIndex: Js5MasterIndex,
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buf: ByteBuf,
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uncompressed: ByteBuf,
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gameId: Int,
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build: Int,
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timestamp: Instant,
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name: String,
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): List<ByteBuf?> {
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return database.execute { connection ->
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prepare(connection)
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connection.prepareStatement(
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"""
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UPDATE games
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SET build = ?
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WHERE id = ?
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""".trimIndent()
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).use { stmt ->
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stmt.setInt(1, build)
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stmt.setInt(2, gameId)
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stmt.execute()
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}
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addMasterIndex(
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connection,
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MasterIndex(masterIndex, buf, uncompressed),
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gameId,
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build,
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timestamp,
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name,
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description = null,
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overwrite = true
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)
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connection.prepareStatement(
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"""
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CREATE TEMPORARY TABLE tmp_indexes (
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archive_id uint1 NOT NULL,
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crc32 INTEGER NOT NULL,
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version INTEGER NOT NULL
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) ON COMMIT DROP
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""".trimIndent()
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).use { stmt ->
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stmt.execute()
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}
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connection.prepareStatement(
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"""
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INSERT INTO tmp_indexes (archive_id, crc32, version)
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VALUES (?, ?, ?)
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""".trimIndent()
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).use { stmt ->
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for ((i, entry) in masterIndex.entries.withIndex()) {
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stmt.setInt(1, i)
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stmt.setInt(2, entry.checksum)
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stmt.setInt(3, entry.version)
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stmt.addBatch()
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}
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stmt.executeBatch()
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}
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connection.prepareStatement(
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"""
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SELECT c.data
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FROM tmp_indexes t
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LEFT JOIN containers c ON c.crc32 = t.crc32
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LEFT JOIN indexes i ON i.version = t.version AND i.container_id = c.id
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ORDER BY t.archive_id ASC
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""".trimIndent()
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).use { stmt ->
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stmt.executeQuery().use { rows ->
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val indexes = mutableListOf<ByteBuf?>()
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try {
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while (rows.next()) {
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val bytes = rows.getBytes(1)
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if (bytes != null) {
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indexes += Unpooled.wrappedBuffer(bytes)
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} else {
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indexes += null
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}
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}
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indexes.filterNotNull().forEach(ByteBuf::retain)
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return@execute indexes
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} finally {
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indexes.filterNotNull().forEach(ByteBuf::release)
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}
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}
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}
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}
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}
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public suspend fun importIndexAndGetMissingGroups(
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archive: Int,
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index: Js5Index,
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buf: ByteBuf,
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uncompressed: ByteBuf
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): List<Int> {
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return database.execute { connection ->
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prepare(connection)
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addIndex(connection, Index(archive, index, buf, uncompressed))
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connection.prepareStatement(
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"""
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CREATE TEMPORARY TABLE tmp_groups (
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group_id INTEGER NOT NULL,
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crc32 INTEGER NOT NULL,
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version INTEGER NOT NULL
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) ON COMMIT DROP
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""".trimIndent()
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).use { stmt ->
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stmt.execute()
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}
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connection.prepareStatement(
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"""
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INSERT INTO tmp_groups (group_id, crc32, version)
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VALUES (?, ?, ?)
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""".trimIndent()
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).use { stmt ->
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for (entry in index) {
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stmt.setInt(1, entry.id)
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stmt.setInt(2, entry.checksum)
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stmt.setInt(3, entry.version)
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stmt.addBatch()
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}
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stmt.executeBatch()
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}
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/*
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* We deliberately ignore groups with truncated versions here and
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* re-download them, just in case there's a (crc32, truncated version)
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* collision.
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*/
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connection.prepareStatement(
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"""
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SELECT t.group_id
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FROM tmp_groups t
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LEFT JOIN groups g ON g.archive_id = ? AND g.group_id = t.group_id AND g.version = t.version AND
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NOT g.version_truncated
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LEFT JOIN containers c ON c.id = g.container_id AND c.crc32 = t.crc32
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WHERE g.container_id IS NULL
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ORDER BY t.group_id ASC
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""".trimIndent()
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).use { stmt ->
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stmt.setInt(1, archive)
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stmt.executeQuery().use { rows ->
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val groups = mutableListOf<Int>()
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while (rows.next()) {
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groups += rows.getInt(1)
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}
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return@execute groups
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}
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}
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}
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}
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public suspend fun importGroups(groups: List<Group>) {
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if (groups.isEmpty()) {
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return
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}
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database.execute { connection ->
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prepare(connection)
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addGroups(connection, groups)
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}
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}
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private fun createMasterIndex(store: Store): MasterIndex {
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val index = Js5MasterIndex.create(store)
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alloc.buffer().use { uncompressed ->
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index.write(uncompressed)
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Js5Compression.compress(uncompressed.slice(), Js5CompressionType.UNCOMPRESSED).use { buf ->
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return MasterIndex(index, buf.retain(), uncompressed.retain())
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}
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}
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}
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private fun addMasterIndex(
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connection: Connection,
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masterIndex: MasterIndex,
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gameId: Int,
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build: Int?,
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timestamp: Instant?,
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name: String?,
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description: String?,
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overwrite: Boolean
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) {
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val containerId = addContainer(connection, masterIndex)
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var masterIndexId: Int? = null
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var newBuild: Int?
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var newTimestamp: Instant?
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var newName: String?
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var newDescription: String?
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connection.prepareStatement(
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"""
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SELECT id, game_id, build, timestamp, name, description
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FROM master_indexes
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WHERE container_id = ? AND format = ?::master_index_format
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FOR UPDATE
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""".trimIndent()
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).use { stmt ->
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stmt.setLong(1, containerId)
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stmt.setString(2, masterIndex.index.format.name.toLowerCase())
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stmt.executeQuery().use { rows ->
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if (rows.next()) {
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masterIndexId = rows.getInt(1)
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}
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if (masterIndexId != null && !overwrite) {
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val oldGameId = rows.getInt(2)
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var oldBuild: Int? = rows.getInt(3)
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if (rows.wasNull()) {
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oldBuild = null
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}
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val oldTimestamp: Instant? = rows.getTimestamp(4)?.toInstant()
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val oldName: String? = rows.getString(5)
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val oldDescription: String? = rows.getString(6)
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check(oldGameId == gameId)
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if (oldBuild != null && build != null) {
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check(oldBuild == build)
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newBuild = oldBuild
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} else if (oldBuild != null) {
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newBuild = oldBuild
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} else {
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newBuild = build
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}
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if (oldTimestamp != null && timestamp != null) {
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newTimestamp = if (oldTimestamp.isBefore(timestamp)) {
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oldTimestamp
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} else {
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timestamp
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}
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} else if (oldTimestamp != null) {
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newTimestamp = oldTimestamp
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} else {
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newTimestamp = timestamp
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}
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if (oldName != null && name != null) {
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newName = "$oldName/$name"
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} else if (oldName != null) {
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newName = oldName
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} else {
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newName = name
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}
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if (oldDescription != null && description != null) {
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newDescription = "$oldDescription\n\n$description"
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} else if (oldDescription != null) {
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newDescription = oldDescription
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} else {
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newDescription = description
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}
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} else {
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newBuild = build
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newTimestamp = timestamp
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newName = name
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newDescription = description
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}
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}
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}
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if (masterIndexId != null) {
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connection.prepareStatement(
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"""
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UPDATE master_indexes
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SET build = ?, timestamp = ?, name = ?, description = ?
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WHERE id = ?
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""".trimIndent()
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).use { stmt ->
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stmt.setObject(1, newBuild, Types.INTEGER)
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if (newTimestamp != null) {
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val offsetDateTime = OffsetDateTime.ofInstant(newTimestamp, ZoneOffset.UTC)
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stmt.setObject(2, offsetDateTime, Types.TIMESTAMP_WITH_TIMEZONE)
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} else {
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stmt.setNull(2, Types.TIMESTAMP_WITH_TIMEZONE)
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}
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stmt.setString(3, newName)
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stmt.setString(4, newDescription)
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stmt.setInt(5, masterIndexId!!)
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stmt.execute()
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return@addMasterIndex
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}
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}
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connection.prepareStatement(
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"""
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INSERT INTO master_indexes (container_id, format, game_id, build, timestamp, name, description)
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VALUES (?, ?::master_index_format, ?, ?, ?, ?, ?)
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RETURNING id
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""".trimIndent()
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).use { stmt ->
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stmt.setLong(1, containerId)
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stmt.setString(2, masterIndex.index.format.name.toLowerCase())
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stmt.setInt(3, gameId)
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stmt.setObject(4, newBuild, Types.INTEGER)
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if (newTimestamp != null) {
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val offsetDateTime = OffsetDateTime.ofInstant(newTimestamp, ZoneOffset.UTC)
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stmt.setObject(5, offsetDateTime, Types.TIMESTAMP_WITH_TIMEZONE)
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} else {
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stmt.setNull(5, Types.TIMESTAMP_WITH_TIMEZONE)
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}
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stmt.setString(6, newName)
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stmt.setString(7, newDescription)
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stmt.executeQuery().use { rows ->
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check(rows.next())
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masterIndexId = rows.getInt(1)
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}
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}
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connection.prepareStatement(
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"""
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INSERT INTO master_index_archives (master_index_id, archive_id, crc32, version)
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VALUES (?, ?, ?, ?)
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""".trimIndent()
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).use { stmt ->
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for ((i, entry) in masterIndex.index.entries.withIndex()) {
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stmt.setInt(1, masterIndexId!!)
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stmt.setInt(2, i)
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stmt.setInt(3, entry.checksum)
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stmt.setInt(4, entry.version)
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stmt.addBatch()
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}
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stmt.executeBatch()
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}
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}
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private fun readGroup(store: Store, archive: Int, index: Js5Index?, group: Int): Group? {
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try {
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store.read(archive, group).use { buf ->
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var version = VersionTrailer.strip(buf) ?: return null
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var versionTruncated = true
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/*
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* Grab the non-truncated version from the Js5Index if we can
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* confirm the group on disk matches the group in the index.
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*/
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if (index != null) {
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val entry = index[group]
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if (entry != null && entry.checksum == buf.crc32() && (entry.version and 0xFFFF) == version) {
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version = entry.version
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versionTruncated = false
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}
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}
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val uncompressed = Js5Compression.uncompressUnlessEncrypted(buf.slice())
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return Group(archive, group, buf.retain(), uncompressed, version, versionTruncated)
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}
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} catch (ex: IOException) {
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return null
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}
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}
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private fun addGroups(connection: Connection, groups: List<Group>): List<Long> {
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val containerIds = addContainers(connection, groups)
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connection.prepareStatement(
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"""
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INSERT INTO groups (archive_id, group_id, container_id, version, version_truncated)
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VALUES (?, ?, ?, ?, ?)
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ON CONFLICT DO NOTHING
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""".trimIndent()
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).use { stmt ->
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for ((i, group) in groups.withIndex()) {
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stmt.setInt(1, group.archive)
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stmt.setInt(2, group.group)
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stmt.setLong(3, containerIds[i])
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stmt.setInt(4, group.version)
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stmt.setBoolean(5, group.versionTruncated)
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stmt.addBatch()
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}
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stmt.executeBatch()
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}
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return containerIds
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}
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private fun addGroup(connection: Connection, group: Group): Long {
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return addGroups(connection, listOf(group)).single()
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}
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private fun readIndex(store: Store, archive: Int): Index {
|
|
return store.read(Js5Archive.ARCHIVESET, archive).use { buf ->
|
|
Js5Compression.uncompress(buf.slice()).use { uncompressed ->
|
|
Index(archive, Js5Index.read(uncompressed.slice()), buf.retain(), uncompressed.retain())
|
|
}
|
|
}
|
|
}
|
|
|
|
private fun addIndex(connection: Connection, index: Index) {
|
|
val containerId = addGroup(connection, index)
|
|
val savepoint = connection.setSavepoint()
|
|
|
|
connection.prepareStatement(
|
|
"""
|
|
INSERT INTO indexes (
|
|
container_id, protocol, version, has_names, has_digests, has_lengths, has_uncompressed_checksums
|
|
)
|
|
VALUES (?, ?, ?, ?, ?, ?, ?)
|
|
""".trimIndent()
|
|
).use { stmt ->
|
|
stmt.setLong(1, containerId)
|
|
stmt.setInt(2, index.index.protocol.id)
|
|
stmt.setInt(3, index.index.version)
|
|
stmt.setBoolean(4, index.index.hasNames)
|
|
stmt.setBoolean(5, index.index.hasDigests)
|
|
stmt.setBoolean(6, index.index.hasLengths)
|
|
stmt.setBoolean(7, index.index.hasUncompressedChecksums)
|
|
|
|
try {
|
|
stmt.execute()
|
|
} catch (ex: SQLException) {
|
|
if (ex.sqlState == PSQLState.UNIQUE_VIOLATION.state) {
|
|
connection.rollback(savepoint)
|
|
return@addIndex
|
|
}
|
|
throw ex
|
|
}
|
|
}
|
|
|
|
connection.prepareStatement(
|
|
"""
|
|
INSERT INTO index_groups (
|
|
container_id, group_id, crc32, whirlpool, version, name_hash, length, uncompressed_length,
|
|
uncompressed_crc32
|
|
)
|
|
VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)
|
|
""".trimIndent()
|
|
).use { stmt ->
|
|
for (group in index.index) {
|
|
stmt.setLong(1, containerId)
|
|
stmt.setInt(2, group.id)
|
|
stmt.setInt(3, group.checksum)
|
|
stmt.setBytes(4, group.digest)
|
|
stmt.setInt(5, group.version)
|
|
|
|
if (index.index.hasNames) {
|
|
stmt.setInt(6, group.nameHash)
|
|
} else {
|
|
stmt.setNull(6, Types.INTEGER)
|
|
}
|
|
|
|
if (index.index.hasLengths) {
|
|
stmt.setInt(7, group.length)
|
|
stmt.setInt(8, group.uncompressedLength)
|
|
} else {
|
|
stmt.setNull(7, Types.INTEGER)
|
|
stmt.setNull(8, Types.INTEGER)
|
|
}
|
|
|
|
if (index.index.hasUncompressedChecksums) {
|
|
stmt.setInt(9, group.uncompressedChecksum)
|
|
} else {
|
|
stmt.setNull(9, Types.INTEGER)
|
|
}
|
|
|
|
stmt.addBatch()
|
|
}
|
|
|
|
stmt.executeBatch()
|
|
}
|
|
|
|
connection.prepareStatement(
|
|
"""
|
|
INSERT INTO index_files (container_id, group_id, file_id, name_hash)
|
|
VALUES (?, ?, ?, ?)
|
|
""".trimIndent()
|
|
).use { stmt ->
|
|
for (group in index.index) {
|
|
for (file in group) {
|
|
stmt.setLong(1, containerId)
|
|
stmt.setInt(2, group.id)
|
|
stmt.setInt(3, file.id)
|
|
|
|
if (index.index.hasNames) {
|
|
stmt.setInt(4, file.nameHash)
|
|
} else {
|
|
stmt.setNull(4, Types.INTEGER)
|
|
}
|
|
|
|
stmt.addBatch()
|
|
}
|
|
}
|
|
|
|
stmt.executeBatch()
|
|
}
|
|
}
|
|
|
|
private fun prepare(connection: Connection) {
|
|
connection.prepareStatement(
|
|
"""
|
|
LOCK TABLE containers IN EXCLUSIVE MODE
|
|
""".trimIndent()
|
|
).use { stmt ->
|
|
stmt.execute()
|
|
}
|
|
|
|
connection.prepareStatement(
|
|
"""
|
|
CREATE TEMPORARY TABLE tmp_containers (
|
|
index INTEGER NOT NULL,
|
|
crc32 INTEGER NOT NULL,
|
|
whirlpool BYTEA NOT NULL,
|
|
uncompressed_length INTEGER NULL,
|
|
uncompressed_crc32 INTEGER NULL,
|
|
data BYTEA NOT NULL,
|
|
encrypted BOOLEAN NOT NULL
|
|
) ON COMMIT DROP
|
|
""".trimIndent()
|
|
).use { stmt ->
|
|
stmt.execute()
|
|
}
|
|
}
|
|
|
|
private fun addContainer(connection: Connection, container: Container): Long {
|
|
return addContainers(connection, listOf(container)).single()
|
|
}
|
|
|
|
private fun addContainers(connection: Connection, containers: List<Container>): List<Long> {
|
|
connection.prepareStatement(
|
|
"""
|
|
TRUNCATE TABLE tmp_containers
|
|
""".trimIndent()
|
|
).use { stmt ->
|
|
stmt.execute()
|
|
}
|
|
|
|
connection.prepareStatement(
|
|
"""
|
|
INSERT INTO tmp_containers (index, crc32, whirlpool, data, uncompressed_length, uncompressed_crc32, encrypted)
|
|
VALUES (?, ?, ?, ?, ?, ?, ?)
|
|
""".trimIndent()
|
|
).use { stmt ->
|
|
for ((i, container) in containers.withIndex()) {
|
|
stmt.setInt(1, i)
|
|
stmt.setInt(2, container.crc32)
|
|
stmt.setBytes(3, container.whirlpool)
|
|
stmt.setBytes(4, container.bytes)
|
|
stmt.setObject(5, container.uncompressedLen, Types.INTEGER)
|
|
stmt.setObject(6, container.uncompressedCrc32, Types.INTEGER)
|
|
stmt.setBoolean(7, container.encrypted)
|
|
stmt.addBatch()
|
|
}
|
|
|
|
stmt.executeBatch()
|
|
}
|
|
|
|
connection.prepareStatement(
|
|
"""
|
|
INSERT INTO containers (crc32, whirlpool, data, uncompressed_length, uncompressed_crc32, encrypted)
|
|
SELECT t.crc32, t.whirlpool, t.data, t.uncompressed_length, t.uncompressed_crc32, t.encrypted
|
|
FROM tmp_containers t
|
|
LEFT JOIN containers c ON c.whirlpool = t.whirlpool
|
|
WHERE c.whirlpool IS NULL
|
|
ON CONFLICT DO NOTHING
|
|
""".trimIndent()
|
|
).use { stmt ->
|
|
stmt.execute()
|
|
}
|
|
|
|
val ids = mutableListOf<Long>()
|
|
|
|
connection.prepareStatement(
|
|
"""
|
|
SELECT c.id
|
|
FROM tmp_containers t
|
|
JOIN containers c ON c.whirlpool = t.whirlpool
|
|
ORDER BY t.index ASC
|
|
""".trimIndent()
|
|
).use { stmt ->
|
|
stmt.executeQuery().use { rows ->
|
|
while (rows.next()) {
|
|
ids += rows.getLong(1)
|
|
}
|
|
}
|
|
}
|
|
|
|
check(ids.size == containers.size)
|
|
return ids
|
|
}
|
|
|
|
private fun getGameId(connection: Connection, name: String): Int {
|
|
connection.prepareStatement(
|
|
"""
|
|
SELECT id
|
|
FROM games
|
|
WHERE name = ?
|
|
""".trimIndent()
|
|
).use { stmt ->
|
|
stmt.setString(1, name)
|
|
|
|
stmt.executeQuery().use { rows ->
|
|
if (!rows.next()) {
|
|
throw Exception("Game not found")
|
|
}
|
|
|
|
return rows.getInt(1)
|
|
}
|
|
}
|
|
}
|
|
|
|
public companion object {
|
|
public const val BATCH_SIZE: Int = 1024
|
|
}
|
|
}
|
|
|