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[SPARK-3540] Add reboot-slaves functionality to the ec2 script #2404

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[SPARK-3540] Add reboot-slaves functionality to the ec2 script #2404

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16 changes: 15 additions & 1 deletion ec2/spark_ec2.py
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Original file line number Diff line number Diff line change
Expand Up @@ -52,7 +52,7 @@ class UsageError(Exception):
def parse_args():
parser = OptionParser(
usage="spark-ec2 [options] <action> <cluster_name>"
+ "\n\n<action> can be: launch, destroy, login, stop, start, get-master",
+ "\n\n<action> can be: launch, destroy, login, stop, start, get-master, reboot-slaves",
add_help_option=False)
parser.add_option(
"-h", "--help", action="help",
Expand Down Expand Up @@ -950,6 +950,20 @@ def real_main():
subprocess.check_call(
ssh_command(opts) + proxy_opt + ['-t', '-t', "%s@%s" % (opts.user, master)])

elif action == "reboot-slaves":
response = raw_input(
"Are you sure you want to reboot the cluster " +
cluster_name + " slaves?\n" +
"Reboot cluster slaves " + cluster_name + " (y/N): ")
if response == "y":
(master_nodes, slave_nodes) = get_existing_cluster(
conn, opts, cluster_name, die_on_error=False)
print "Rebooting slaves..."
for inst in slave_nodes:
if inst.state not in ["shutting-down", "terminated"]:
print "Rebooting " + inst.id
inst.reboot()

elif action == "get-master":
(master_nodes, slave_nodes) = get_existing_cluster(conn, opts, cluster_name)
print master_nodes[0].public_dns_name
Expand Down