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Delete existing repository before extracting bootstrap

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This limits the amount of additional space needed to the size of the compressed bootstrap (currently just under 4GB for full nodes, or 200MB for top-only nodes).
This commit is contained in:
CalDescent 2021-10-04 09:15:54 +01:00
parent de3ebf664f
commit 0135f25b9d
1 changed files with 8 additions and 6 deletions
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14
src/main/java/org/qortal/repository/Bootstrap.java
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@ -385,11 +385,6 @@ public class Bootstrap {
blockchainLock.lockInterruptibly(); blockchainLock.lockInterruptibly();
try { try {
this.updateStatus("Extracting bootstrap...");
Path input = path.toAbsolutePath();
Path output = path.toAbsolutePath().getParent().toAbsolutePath();
SevenZ.decompress(input.toString(), output.toFile());
this.updateStatus("Stopping repository..."); this.updateStatus("Stopping repository...");
// Close the repository while we are still able to // Close the repository while we are still able to
// Otherwise, the caller will run into difficulties when it tries to close it // Otherwise, the caller will run into difficulties when it tries to close it
@ -398,15 +393,22 @@ public class Bootstrap {
// Now close the repository factory so that we can swap out the database files // Now close the repository factory so that we can swap out the database files
RepositoryManager.closeRepositoryFactory(); RepositoryManager.closeRepositoryFactory();
this.updateStatus("Deleting existing repository...");
Path input = path.toAbsolutePath();
Path output = path.toAbsolutePath().getParent().toAbsolutePath();
Path inputPath = Paths.get(output.toString(), "bootstrap"); Path inputPath = Paths.get(output.toString(), "bootstrap");
Path outputPath = Paths.get(Settings.getInstance().getRepositoryPath()); Path outputPath = Paths.get(Settings.getInstance().getRepositoryPath());
FileUtils.deleteDirectory(outputPath.toFile());
this.updateStatus("Extracting bootstrap...");
SevenZ.decompress(input.toString(), output.toFile());
if (!inputPath.toFile().exists()) { if (!inputPath.toFile().exists()) {
throw new DataException("Extracted bootstrap doesn't exist"); throw new DataException("Extracted bootstrap doesn't exist");
} }
// Move the "bootstrap" folder in place of the "db" folder // Move the "bootstrap" folder in place of the "db" folder
this.updateStatus("Moving files to output directory..."); this.updateStatus("Moving files to output directory...");
FileUtils.deleteDirectory(outputPath.toFile());
Files.move(inputPath, outputPath); Files.move(inputPath, outputPath);
this.updateStatus("Starting repository from bootstrap..."); this.updateStatus("Starting repository from bootstrap...");