Examples with XarFileSource org.expath.pkg.repo.XarFileSource used on opensource projects

Example 1 with XarFileSource

use of org.expath.pkg.repo.XarFileSource in project exist by eXist-db.

the class AutoDeploymentTrigger method execute.

@Override
public void execute(final DBBroker sysBroker, final Txn transaction, final Map<String, List<? extends Object>> params) {
    final boolean ignoreAutodeploySystemProperty = Optional.ofNullable(getFirstParamValue(params, IGNORE_AUTODEPLOY_SYSTEM_PROPERTY_PARAM, v -> Boolean.valueOf(v.toString()))).orElse(false);
    if (!ignoreAutodeploySystemProperty) {
        // do not execute if the system property exist.autodeploy=off
        final String property = System.getProperty(AUTODEPLOY_PROPERTY, "on");
        if (property.equalsIgnoreCase("off")) {
            return;
        }
    }
    Path autodeployDir = Optional.ofNullable(System.getProperty(AUTODEPLOY_DIRECTORY_PROPERTY)).map(Paths::get).orElse(null);
    if (autodeployDir == null) {
        final String dir = getFirstParamValue(params, AUTODEPLOY_DIRECTORY_PARAM, Object::toString);
        if (dir != null) {
            autodeployDir = Paths.get(dir);
        } else {
            final Optional<Path> homeDir = sysBroker.getConfiguration().getExistHome();
            autodeployDir = FileUtils.resolve(homeDir, AUTODEPLOY_DIRECTORY);
        }
    }
    if (!Files.isReadable(autodeployDir) && Files.isDirectory(autodeployDir)) {
        LOG.warn("Unable to read autodeploy directory: {}", autodeployDir);
        return;
    }
    try (Stream<Path> xarsStream = Files.find(autodeployDir, 1, (path, attrs) -> (!attrs.isDirectory()) && FileUtils.fileName(path).endsWith(".xar")).sorted(Comparator.comparing(Path::getFileName))) {
        final List<Path> xars = xarsStream.collect(Collectors.toList());
        LOG.info("Scanning autodeploy directory. Found {} app packages.", xars.size());
        final Deployment deployment = new Deployment();
        // build a map with uri -> file so we can resolve dependencies
        final Map<String, Path> packages = new HashMap<>();
        for (final Path xar : xars) {
            try {
                final Optional<String> name = deployment.getNameFromDescriptor(sysBroker, new XarFileSource(xar));
                if (name.isPresent()) {
                    packages.put(name.get(), xar);
                } else {
                    LOG.error("No descriptor name for: {}", xar.toAbsolutePath().toString());
                }
            } catch (final IOException | PackageException e) {
                LOG.error("Caught exception while reading app package {}", xar.toAbsolutePath().toString(), e);
            }
        }
        final PackageLoader loader = (name, version) -> {
            // TODO: enforce version check
            final Path p = packages.get(name);
            if (p == null) {
                return null;
            }
            return new XarFileSource(p);
        };
        for (final Path xar : xars) {
            try {
                deployment.installAndDeploy(sysBroker, transaction, new XarFileSource(xar), loader, false);
            } catch (final PackageException | IOException e) {
                LOG.error("Exception during deployment of app {}: {}", FileUtils.fileName(xar), e.getMessage(), e);
                sysBroker.getBrokerPool().reportStatus("An error occurred during app deployment: " + e.getMessage());
            }
        }
    } catch (final IOException ioe) {
        LOG.error(ioe);
    }
}