Examples with Grakn ai.grakn.bootup.graknengine.Grakn used on opensource projects

Example 1 with Grakn

use of ai.grakn.bootup.graknengine.Grakn in project grakn by graknlabs.

the class EngineProcess method getClassPathFrom.

protected String getClassPathFrom(Path home) {
    FilenameFilter jarFiles = (dir, name) -> name.toLowerCase().endsWith(".jar");
    // services/lib folder
    File folder = new File(home + File.separator + "services" + File.separator + "lib");
    File[] values = folder.listFiles(jarFiles);
    if (values == null) {
        throw new RuntimeException("No libraries found: cannot run " + COMPONENT_NAME);
    }
    Stream<File> jars = Stream.of(values);
    // /conf
    File conf = new File(home + File.separator + "conf" + File.separator);
    // services/grakn/server lib
    File graknLogback = new File(home + File.separator + "services" + File.separator + "grakn" + File.separator + "server" + File.separator);
    return ":" + Stream.concat(jars, Stream.of(conf, graknLogback)).filter(f -> !f.getName().contains("slf4j-log4j12")).map(File::getAbsolutePath).sorted().collect(Collectors.joining(":"));
}

Example 2 with Grakn

use of ai.grakn.bootup.graknengine.Grakn in project grakn by graknlabs.

the class DistributionContext method getClassPath.

/**
 * Get the class path of all the jars in the /lib folder
 */
private String getClassPath() {
    Path servicesLibDir = Paths.get(EXTRACTED_DISTRIBUTION_DIRECTORY.toString(), "services", "lib");
    Path confDir = Paths.get(EXTRACTED_DISTRIBUTION_DIRECTORY.toString(), "conf");
    Path graknLogback = Paths.get(EXTRACTED_DISTRIBUTION_DIRECTORY.toString(), "services", "grakn", "server");
    FilenameFilter jarFiles = (dir, name) -> name.toLowerCase().endsWith(".jar");
    Stream<File> jars = Stream.of(servicesLibDir.toFile().listFiles(jarFiles));
    return Stream.concat(jars, Stream.of(confDir.toFile(), graknLogback.toFile())).filter(f -> !f.getName().contains("slf4j-log4j12")).map(File::getAbsolutePath).collect(joining(":"));
}

Example 3 with Grakn

use of ai.grakn.bootup.graknengine.Grakn in project grakn by graknlabs.

the class DistributionContext method newEngineProcess.

private Process newEngineProcess(Integer port, Integer redisPort) throws IOException {
    // Set correct port & task manager
    GraknConfig config = GraknConfig.create();
    config.setConfigProperty(GraknConfigKey.SERVER_PORT, port);
    config.setConfigProperty(GraknConfigKey.REDIS_HOST, ImmutableList.of(new SimpleURI("localhost", redisPort).toString()));
    // To speed up tests of failure cases
    config.setConfigProperty(GraknConfigKey.TASKS_RETRY_DELAY, 60);
    // Write new properties to disk
    File propertiesFile = new File("grakn-engine-" + port + ".properties");
    propertiesFile.deleteOnExit();
    config.write(propertiesFile);
    // Java commands to start Engine process
    String[] commands = { "java", "-cp", getClassPath(), "-Dgrakn.dir=" + EXTRACTED_DISTRIBUTION_DIRECTORY, "-Dgrakn.conf=" + propertiesFile.getAbsolutePath(), "-Dgrakn.pidfile=/tmp/grakn.pid", Grakn.class.getName(), "&" };
    // Start process
    ProcessBuilder processBuilder = new ProcessBuilder(commands);
    if (inheritIO)
        processBuilder.inheritIO();
    return processBuilder.start();
}