def start_gluster_volume():
volname = run_helper.get_vol_name()
mgmt_node = run_helper.get_mgmt_node()
vol_start_cmd = "gluster volume start " + volname
status = run_helper.run_command(mgmt_node, vol_start_cmd, True)
if status:
print "volume starting failed. Deleting the volume created..."
run_helper.run_command(mgmt_node, "gluster volume delete " + volname + " --mode=script", True)
return status
def start_gluster_volume():
volname = run_helper.get_vol_name()
mgmt_node = run_helper.get_mgmt_node();
vol_start_cmd = 'gluster volume start ' + volname
status = run_helper.run_command(mgmt_node, vol_start_cmd, True)
if status:
print 'volume starting failed. Deleting the volume created...'
run_helper.run_command(mgmt_node, 'gluster volume delete ' + volname + ' --mode=script', True)
return status
def create_gluster_partition
mgmt_node = run_helper.get_mgmt_node()
nodes = run_helper.get_nodes_ip()
for node in nodes:
cmd = 'pvcreate GLUSTERPV --force; vgcreate $GLUSTERVG $GLUSTERPV'
run_helper.run_command(node, cmd, False)
cmd = 'lvcreate -n $GLUSTERLV -L 2GB $GLUSTERVG'
run_helper.run_command(node, cmd, False)
cmd = 'mkfs -t xfs -i size=512 /dev/$GLUSTERVG/$GLUSTERLV'
run_helper.run_command(node, cmd, False)
cmd = 'echo `xfs_admin -u /dev/$GLUSTERVG/$GLUSTERLV` $GLUSTEREXPORT xfs allocsize=4096,inode64 0 0 >> /etc/fstab'
run_helper.run_command(node, cmd, False)
return 0
def real_install_gluster(node, tarball, build_dir, prefix_path, ret_queue):
match = re.search(r'([\w.-]+).tar.gz', tarball)
target_dir = match.group(1)
run_helper.run_command(node, 'rm -rf ' + build_dir + target_dir + '*', False)
run_helper.run_command(node, 'mkdir -p ' + build_dir, False)
run_helper.rcopy(node, tarball, build_dir, False)
run_helper.run_command(node, 'cd ' + build_dir + ' && tar -xzf ' + tarball, False)
run_helper.rcopy(node, 'buildit.sh', build_dir + target_dir, False)
print 'build started on ' + node
exit_status = run_helper.run_command(node, 'cd ' + build_dir + target_dir + ' && ./buildit.sh ' + prefix_path, False)
check_exit_status(node, exit_status)
ret_queue.put(exit_status)
return 0
def install_rpm(node, version, rpms, ret_queue):
flag = 0
failed_rpms = []
for rpm in rpms:
cmd = 'rpm -Uvh http://bits.gluster.com/pub/gluster/glusterfs/' + version + '/x86_64/glusterfs-' + rpm + '-' + version + '-1.x86_64.rpm'
status = run_helper.run_command(node, cmd, False)
if status:
flag = 1
failed_rpms.append(rpm)
if flag == 0:
print '%s: Installation complete. Following rpms were successfully installed:' % node + ' ' + ','.join(rpms)
else:
print '%s: Installation FAILED. Following rpms failed to install:' % node + ' ' + ','.join(failed_rpms)
ret_queue.put(flag)
return None
def pre_create_cleanup(nodes, export_dir):
for node in nodes:
cmd = "pgrep gluster | xargs kill -9"
run_helper.run_command(node, cmd, False)
cmd = "mkdir -p " + export_dir
run_helper.run_command(node, cmd, False)
cmd = "rm -rf " + export_dir + "/*"
run_helper.run_command(node, cmd, False)
cmd = "rm -rf /etc/glusterd"
run_helper.run_command(node, cmd, False)
cmd = "rm -rf /usr/local/var/log/glusterfs/*"
run_helper.run_command(node, cmd, False)
cmd = "rm -f /usr/local/var/log/glusterfs/.c*"
run_helper.run_command(node, cmd, False)
cmd = "rm -rf /var/log/glusterfs/*"
run_helper.run_command(node, cmd, False)
cmd = "rm -f /var/log/glusterfs/.c*"
run_helper.run_command(node, cmd, False)
return 0
def create_gluster_volume():
mgmt_node = run_helper.get_mgmt_node()
nodes = run_helper.get_nodes_ip()
if mgmt_node not in nodes:
print "WARNING: management is not part of the server nodes. While this is not usual, Still proceeding with it."
export_dir = run_helper.get_server_export_dir()
vol_type = run_helper.get_volume_type()
trans_type = run_helper.get_trans_type()
volname = run_helper.get_vol_name()
bricks_number = run_helper.get_number_of_bricks()
pre_create_cleanup(nodes, export_dir)
brick_list = []
last_server_index = len(nodes) - 1
server_index = 0
for i in range(1, (int(bricks_number) + 1)):
brick = nodes[server_index] + ":" + export_dir + "/" + volname + "_brick" + str(i)
brick_list.append(brick)
if server_index == last_server_index:
server_index = 0
else:
server_index = server_index + 1
replica_count = ""
if vol_type in ("dist-rep", "stripe-rep", "rep", "dist-stripe-rep"):
replica_count = "replica " + run_helper.get_replica_count()
stripe_count = ""
if vol_type in ("stripe", "stripe-rep", "dist-stripe-rep", "dist-stripe"):
stripe_count = "stripe " + run_helper.get_stripe_count()
vol_create_cmd = (
"gluster volume create "
+ volname
+ " "
+ replica_count
+ " "
+ stripe_count
+ " "
+ "transport "
+ trans_type
+ " "
+ " ".join(brick_list)
+ " --mode=script"
)
flag = 0
for node in nodes:
status = run_helper.run_command(node, "glusterd", False)
if status:
print "glusterd can not be started in node: " + node
flag = 1
if flag:
print "glusterd can not be started successfully in all nodes. Exiting..."
sys.exit(1)
flag = 0
for node in nodes:
if node != mgmt_node:
status = run_helper.run_command(mgmt_node, "gluster peer probe " + node, False)
if status:
print "peer probe went wrong in " + node
flag = 1
if flag:
print "Peer probe went wrong in some machines. Exiting..."
sys.exit(1)
status = run_helper.run_command(mgmt_node, vol_create_cmd, True)
if status:
print "volume creation failed."
return status
def pre_create_cleanup(nodes, export_dir):
for node in nodes:
cmd = 'pgrep gluster | xargs kill -9'
run_helper.run_command(node, cmd, False)
cmd = 'mkdir -p ' + export_dir
run_helper.run_command(node, cmd, False)
cmd = 'rm -rf ' + export_dir + '/*'
run_helper.run_command(node, cmd, False)
cmd = 'rm -rf /etc/glusterd'
run_helper.run_command(node, cmd, False)
cmd = 'rm -rf /usr/local/var/log/glusterfs/*'
run_helper.run_command(node, cmd, False)
cmd = 'rm -f /usr/local/var/log/glusterfs/.c*'
run_helper.run_command(node, cmd, False)
cmd = 'rm -rf /var/log/glusterfs/*'
run_helper.run_command(node, cmd, False)
cmd = 'rm -f /var/log/glusterfs/.c*'
run_helper.run_command(node, cmd, False)
return 0
def create_gluster_volume():
mgmt_node = run_helper.get_mgmt_node()
nodes = run_helper.get_nodes_ip()
if mgmt_node not in nodes:
print 'WARNING: management is not part of the server nodes. While this is not usual, Still proceeding with it.'
export_dir = run_helper.get_server_export_dir()
vol_type = run_helper.get_volume_type()
trans_type = run_helper.get_trans_type()
volname = run_helper.get_vol_name()
bricks_number = run_helper.get_number_of_bricks()
pre_create_cleanup(nodes, export_dir)
brick_list = []
last_server_index = len(nodes) -1
server_index = 0
for i in range(1, (int(bricks_number) + 1)):
brick = nodes[server_index] + ':' + export_dir + '/' + volname + '_brick' + str(i)
brick_list.append(brick)
if server_index == last_server_index:
server_index = 0
else:
server_index = server_index + 1
replica_count = ''
if vol_type in ('dist-rep', 'stripe-rep', 'rep', 'dist-stripe-rep'):
replica_count = 'replica ' + run_helper.get_replica_count()
stripe_count = ''
if vol_type in ('stripe', 'stripe-rep', 'dist-stripe-rep', 'dist-stripe'):
stripe_count = 'stripe ' + run_helper.get_stripe_count()
vol_create_cmd = 'gluster volume create ' + volname + ' ' + replica_count + ' ' + stripe_count + ' ' + 'transport ' + trans_type + ' ' + ' '.join(brick_list) + ' --mode=script'
flag = 0
for node in nodes:
status = run_helper.run_command(node, 'glusterd', False)
if status:
print 'glusterd can not be started in node: ' + node
flag = 1
if flag:
print 'glusterd can not be started successfully in all nodes. Exiting...'
sys.exit(1)
flag = 0
for node in nodes:
if node != mgmt_node:
status = run_helper.run_command(mgmt_node, 'gluster peer probe ' + node, False)
if status:
print 'peer probe went wrong in ' + node
flag = 1
if flag:
print 'Peer probe went wrong in some machines. Exiting...'
sys.exit(1)
status = run_helper.run_command(mgmt_node, vol_create_cmd, True)
if status:
print 'volume creation failed.'
return status
