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Force a bootstrap if the block archive isn't intact on launch

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This allows the topOnly setting to be disabled and the node will automatically bootstrap to the archive version. A rebuild isn't attempted if bootstrapping is disabled, in order to reduce risk.
This commit is contained in:
CalDescent 2021-10-03 16:00:11 +01:00
parent 5b028428c4
commit dc876d9c96
1 changed files with 15 additions and 6 deletions
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21
src/main/java/org/qortal/block/BlockChain.java
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@ -502,13 +502,22 @@ public class BlockChain {
*/
public static void validate() throws DataException {
BlockData chainTip;
try (final Repository repository = RepositoryManager.getRepository()) {
chainTip = repository.getBlockRepository().getLastBlock();
}
boolean isTopOnly = Settings.getInstance().isTopOnly();
boolean archiveEnabled = Settings.getInstance().isArchiveEnabled();
boolean canBootstrap = Settings.getInstance().getBootstrap();
boolean needsArchiveRebuild = false;
BlockData chainTip;
try (final Repository repository = RepositoryManager.getRepository()) {
chainTip = repository.getBlockRepository().getLastBlock();
// Ensure archive is (at least partially) intact, and force a bootstrap if it isn't
if (!isTopOnly && archiveEnabled && canBootstrap) {
needsArchiveRebuild = (repository.getBlockArchiveRepository().fromHeight(2) == null);
LOGGER.info("Couldn't retrieve block 2 from archive. Bootstrapping...");
}
}
boolean hasBlocks = (chainTip != null && chainTip.getHeight() > 1);
if (isTopOnly && hasBlocks) {
@ -516,7 +525,7 @@ public class BlockChain {
// It's best not to validate it, and there's no real need to
} else {
// Check first block is Genesis Block
if (!isGenesisBlockValid()) {
if (!isGenesisBlockValid() || needsArchiveRebuild) {
try {
rebuildBlockchain();