def setup_cluster(masters, slaves, opts, deploy_ssh_key):
master = masters[0]
if deploy_ssh_key:
print "==> Generating cluster's SSH key on master..."
key_setup = """
[ -f ~/.ssh/id_rsa ] ||
(ssh-keygen -q -t rsa -N '' -f ~/.ssh/id_rsa &&
cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys)
"""
utils.do_ssh(master, opts, key_setup)
dot_ssh_tar = utils.ssh_read(master, opts, ["tar", "c", ".ssh"])
print "==> Transferring cluster's SSH key to slaves..."
for slave in slaves:
utils.ssh_write(slave, opts, ["tar", "x"], dot_ssh_tar)
print "==> Updating /etc/hosts for each ECS instance..."
utils.prepare_hosts(master, slaves, opts)
print "==> Updating Spark default configuration..."
# copy default hadoop config
os.system(" /bin/cp -r %s/spark/conf/* %s" % (GlobalVar.DEFAULT_CONF_DIR, GlobalVar.SPARK_CONF_DIR))
utils.do_scp(masters[0], opts, GlobalVar.SPARK_CONF_DIR, GlobalVar.SPARK_INSTALL_DIR)
for slave in slaves:
utils.do_scp(slave, opts, GlobalVar.SPARK_CONF_DIR, GlobalVar.SPARK_INSTALL_DIR)
print "==> Starting spark cluster..."
start_spark_cluster(master, slaves, opts)
def setup_cluster(masters, slaves, opts, deploy_ssh_key):
master = masters[0]
if deploy_ssh_key:
print "==> Generating cluster's SSH key on master..."
key_setup = """
[ -f ~/.ssh/id_rsa ] ||
(ssh-keygen -q -t rsa -N '' -f ~/.ssh/id_rsa &&
cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys)
"""
utils.do_ssh(master, opts, key_setup)
dot_ssh_tar = utils.ssh_read(master, opts, ['tar', 'c', '.ssh'])
print "==> Transferring cluster's SSH key to slaves..."
for slave in slaves:
utils.ssh_write(slave, opts, ['tar', 'x'], dot_ssh_tar)
print "==> Updating /etc/hosts for each ECS instance..."
utils.prepare_hosts(master, slaves, opts)
print "==> Updating Spark default configuration..."
# copy default hadoop config
os.system(" /bin/cp -r %s/spark/conf/* %s" %
(GlobalVar.DEFAULT_CONF_DIR, GlobalVar.SPARK_CONF_DIR))
utils.do_scp(masters[0], opts, GlobalVar.SPARK_CONF_DIR,
GlobalVar.SPARK_INSTALL_DIR)
for slave in slaves:
utils.do_scp(slave, opts, GlobalVar.SPARK_CONF_DIR,
GlobalVar.SPARK_INSTALL_DIR)
print "==> Starting spark cluster..."
start_spark_cluster(master, slaves, opts)
def setup_hdfs(masters, slaves, opts):
print "==> Updating Hadoop configuration for each ECS instance..."
# copy default hadoop config
os.system(" /bin/cp -r %s/hadoop/etc/hadoop/* %s/etc/hadoop/"
% (GlobalVar.DEFAULT_CONF_DIR, GlobalVar.HADOOP_INSTALL_DIR))
master_intranet_ip = ecs.get_instance_info(masters[0])['InnerIpAddress']['IpAddress'][0]
namenode = "hdfs://%s:9000" % master_intranet_ip
utils.update_hadoop_configuration(namenode)
utils.do_scp(masters[0], opts, GlobalVar.HADOOP_CONF_DIR, "%s/etc/" % GlobalVar.HADOOP_INSTALL_DIR)
for slave in slaves:
utils.do_scp(slave, opts, GlobalVar.HADOOP_CONF_DIR, "%s/etc/" % GlobalVar.HADOOP_INSTALL_DIR)
print "==> Starting HDFS service..."
start_hdfs(masters[0], slaves, opts)
print "==> Started HDFS service successfully"
