def set(self, key, value, all=False, save=False, host=None, port=None):
"""Command: redis-cli config set
:param key: target key
:param value: value to set
:param save: If true, save value to config file
:param all: If true, send command to all redis
:param host: host info for redis
:param port: port info for redis
"""
if not isinstance(all, bool):
msg = m.get('error_option_type_not_boolean')
msg = msg.format(options='all')
logger.error(msg)
return
if not isinstance(save, bool):
msg = m.get('error_option_type_not_boolean')
msg = msg.format(options='save')
logger.error(msg)
return
if (not host or not port) and not all:
msg = m.get('use_host_port_or_option_all')
logger.error(msg)
return
sub_cmd = 'config set {key} {value} 2>&1'.format(key=key, value=value)
if all:
meta = []
ret = RedisCliUtil.command_all_async(sub_cmd)
ok_cnt = 0
for m_s, host, port, result, message in ret:
addr = '{}:{}'.format(host, port)
if result == 'OK':
if utils.to_str(message) == 'OK':
ok_cnt += 1
else:
meta.append([m_s, addr, color.red(message)])
else:
meta.append([m_s, addr, color.red('FAIL')])
if meta:
utils.print_table([['TYPE', 'ADDR', 'RESULT']] + meta)
logger.info('success {}/{}'.format(ok_cnt, len(ret)))
else:
output = RedisCliUtil.command(sub_cmd=sub_cmd,
host=host,
port=port,
formatter=self.no_print)
output = output.strip()
if output == "OK":
logger.info(output)
else:
logger.error(output)
if save:
RedisCliUtil.save_redis_template_config(key, value)
center = Center()
center.update_ip_port()
success = center.check_hosts_connection()
if not success:
return
center.configure_redis()
center.sync_conf()
def tree(self):
"""The results of 'cli cluster nodes' are displayed in tree format
"""
center = Center()
center.update_ip_port()
master_node_list = center.get_master_obj_list()
output_msg = []
for master_node in master_node_list:
addr = master_node['addr']
status = master_node['status']
msg = '{}({})'.format(addr, status)
if status == 'disconnected':
msg = color.red(msg)
if status == 'paused':
msg = color.yellow(msg)
output_msg.append(msg)
for slave_node in master_node['slaves']:
addr = slave_node['addr']
status = slave_node['status']
msg = '{}({})'.format(addr, status)
if status == 'disconnected':
msg = color.red(msg)
if status == 'paused':
msg = color.yellow(msg)
output_msg.append('|__ ' + msg)
output_msg.append('')
logger.info(color.ENDC + '\n'.join(output_msg))
def ping(host=None, port=None, all=False):
"""Send ping command
:param all: If true, send command to all
:param host: host info for redis
:param port: port info for redis
"""
if not isinstance(all, bool):
msg = message.get('error_option_type_not_boolean').format(option='all')
logger.error(msg)
return
if (not host or not port) and not all:
msg = message.get('use_host_port_or_option_all')
logger.error(msg)
return
if all:
meta = []
ret = RedisCliUtil.command_all_async('ping 2>&1')
pong_cnt = 0
for m_s, host, port, result, _ in ret:
addr = '{}:{}'.format(host, port)
if result == 'OK':
pong_cnt += 1
else:
meta.append([m_s, addr, color.red('FAIL')])
if meta:
utils.print_table([['TYPE', 'ADDR', 'RESULT']] + meta)
msg = message.get('counting_alive_redis')
msg = msg.format(alive=pong_cnt, total=len(ret))
logger.info(msg)
return
if host and port:
_command('ping', False, host, port)
def get(self, key, all=False, host=None, port=None):
"""Command: redis-cli config get
:param key: redis config keyword
:param all: If true, send command to all redis
:param host: host info for redis
:param port: port info for redis
"""
if not isinstance(all, bool):
msg = m.get('error_option_type_not_boolean')
msg = msg.format(options='all')
logger.error(msg)
return
if (not host or not port) and not all:
msg = m.get('use_host_port_or_option_all')
logger.error(msg)
return
sub_cmd = 'config get "{key}" 2>&1'.format(key=key)
if all:
meta = []
ret = RedisCliUtil.command_all_async(sub_cmd)
for m_s, host, port, result, message in ret:
addr = '{}:{}'.format(host, port)
if result == 'OK':
if message:
_, value = message.split('\n')
meta.append([m_s, addr, value])
else:
meta.append([m_s, addr, color.red('Invalid Key')])
else:
meta.append([m_s, addr, color.red(result)])
utils.print_table([['TYPE', 'ADDR', 'RESULT']] + meta)
else:
output = RedisCliUtil.command(sub_cmd=sub_cmd,
host=host,
port=port,
formatter=self.no_print)
output = output.strip()
if output:
key, value = output.split('\n')
logger.info(value)
else:
msg = m.get('error_invalid_key').format(key=key)
logger.error(msg)
def _deploy(cluster_id, history_save, clean):
deploy_state = DeployUtil().get_state(cluster_id)
if deploy_state == DEPLOYED:
msg = message.get('ask_deploy_again')
msg = msg.format(cluster_id=cluster_id)
msg = color.yellow(msg)
yes = ask_util.askBool(msg, default='n')
if not yes:
logger.info(message.get('cancel'))
return
restore_yes = None
no_localhost = False
current_time = time.strftime("%Y%m%d%H%M%S", time.gmtime())
cluster_backup_dir = 'cluster_{}_bak_{}'.format(cluster_id, current_time)
conf_backup_dir = 'cluster_{}_conf_bak_{}'.format(cluster_id, current_time)
tmp_backup_dir = 'cluster_{}_conf_bak_{}'.format(cluster_id, 'tmp')
meta = [['NAME', 'VALUE']]
path_of_fb = config.get_path_of_fb(cluster_id)
conf_path = path_of_fb['conf_path']
props_path = path_of_fb['redis_properties']
cluster_path = path_of_fb['cluster_path']
path_of_cli = config.get_path_of_cli(cluster_id)
conf_backup_path = path_of_cli['conf_backup_path']
tmp_backup_path = os.path.join(conf_backup_path, tmp_backup_dir)
local_ip = config.get_local_ip()
# ask installer
installer_path = ask_util.installer()
installer_name = os.path.basename(installer_path)
meta.append(['installer', installer_name])
# ask restore conf
if deploy_state == DEPLOYED:
restore_yes = ask_util.askBool(message.get('ask_restore_conf'))
meta.append(['restore', restore_yes])
# input props
hosts = []
if deploy_state == DEPLOYED:
if restore_yes:
meta += DeployUtil().get_meta_from_props(props_path)
hosts = config.get_props(props_path, 'sr2_redis_master_hosts')
else:
if not os.path.isdir(conf_backup_path):
os.mkdir(conf_backup_path)
if os.path.exists(tmp_backup_path):
msg = message.get('ask_load_history_of_previous_modification')
yes = ask_util.askBool(msg)
if not yes:
shutil.rmtree(tmp_backup_path)
if not os.path.exists(tmp_backup_path):
os.mkdir(tmp_backup_path)
shutil.copy(os.path.join(conf_path, 'redis.properties'),
os.path.join(tmp_backup_path, 'redis.properties'))
tmp_props_path = os.path.join(tmp_backup_path, 'redis.properties')
editor.edit(tmp_props_path, syntax='sh')
meta += DeployUtil().get_meta_from_props(tmp_props_path)
hosts = config.get_props(tmp_props_path, 'sr2_redis_master_hosts')
else:
# new deploy
props_dict = ask_util.props(cluster_id, save=history_save)
hosts = props_dict['hosts']
meta += DeployUtil().get_meta_from_dict(props_dict)
utils.print_table(meta)
msg = message.get('confirm_deploy_information')
yes = ask_util.askBool(msg)
if not yes:
logger.info(message.get('cancel'))
return
# check node status
success = Center().check_hosts_connection(hosts, True)
if not success:
msg = message.get('error_exist_unavailable_host')
logger.error(msg)
return
logger.debug('Connection of all hosts ok.')
success = Center().check_include_localhost(hosts)
if not success:
no_localhost = True
# get port info
if deploy_state == DEPLOYED:
if restore_yes:
key = 'sr2_redis_master_ports'
m_ports = config.get_props(props_path, key, [])
key = 'sr2_redis_slave_ports'
s_ports = config.get_props(props_path, key, [])
replicas = len(s_ports) // len(m_ports)
else:
key = 'sr2_redis_master_ports'
m_ports = config.get_props(tmp_props_path, key, [])
key = 'sr2_redis_slave_ports'
s_ports = config.get_props(tmp_props_path, key, [])
replicas = len(s_ports) // len(m_ports)
else:
m_ports = props_dict['master_ports']
s_ports = props_dict['slave_ports']
replicas = props_dict['replicas']
while True:
msg = message.get('check_port')
logger.info(msg)
host_ports_list = []
for host in hosts:
host_ports_list.append((host, m_ports + s_ports))
conflict = Center().check_port_is_enable(host_ports_list)
if not conflict:
logger.info("OK")
break
utils.print_table([["HOST", "PORT"]] + conflict)
msg = message.get('ask_port_collision')
msg = color.yellow(msg)
yes = ask_util.askBool(msg)
if yes:
logger.info("OK")
break
m_ports = ask_util.master_ports(False, cluster_id)
replicas = ask_util.replicas(False)
s_ports = ask_util.slave_ports(cluster_id, len(m_ports), replicas)
if deploy_state == DEPLOYED:
if restore_yes:
key = 'sr2_redis_master_ports'
value = cluster_util.convert_list_2_seq(m_ports)
config.set_props(props_path, key, value)
key = 'sr2_redis_slave_ports'
value = cluster_util.convert_list_2_seq(s_ports)
config.set_props(props_path, key, value)
else:
key = 'sr2_redis_master_ports'
value = cluster_util.convert_list_2_seq(m_ports)
config.set_props(tmp_props_path, key, value)
key = 'sr2_redis_slave_ports'
value = cluster_util.convert_list_2_seq(s_ports)
config.set_props(tmp_props_path, key, value)
else:
props_dict['master_ports'] = m_ports
props_dict['slave_ports'] = s_ports
props_dict['replicas'] = replicas
# if pending, delete legacy on each hosts
if no_localhost:
if DeployUtil().get_state(cluster_id, local_ip) == PENDING:
client = net.get_ssh(local_ip)
command = 'rm -rf {}'.format(cluster_path)
net.ssh_execute(client=client, command=command)
client.close()
for host in hosts:
if DeployUtil().get_state(cluster_id, host) == PENDING:
client = net.get_ssh(host)
command = 'rm -rf {}'.format(cluster_path)
net.ssh_execute(client=client, command=command)
client.close()
# added_hosts = post_hosts - pre_hosts
msg = message.get('check_cluster_exist')
logger.info(msg)
added_hosts = set(hosts)
meta = []
if deploy_state == DEPLOYED:
pre_hosts = config.get_props(props_path, 'sr2_redis_master_hosts')
added_hosts -= set(pre_hosts)
can_deploy = True
if no_localhost:
added_hosts |= set([local_ip])
for host in added_hosts:
client = net.get_ssh(host)
is_localhost = Center().is_localhost(host)
if is_localhost:
if no_localhost:
continue
if os.path.exists(cluster_path + '/remote'):
meta.append([host, color.green('CLEAN')])
continue
if net.is_exist(client, cluster_path):
meta.append([host, color.red('CLUSTER EXIST')])
can_deploy = False
continue
meta.append([host, color.green('CLEAN')])
if meta:
utils.print_table([['HOST', 'STATUS']] + meta)
if not can_deploy:
msg = message.get('error_cluster_collision')
logger.error(msg)
return
# if not force:
# logger.error("If you trying to force, use option '--force'")
# return
logger.info('OK')
# cluster stop and clean
if deploy_state == DEPLOYED and clean:
center = Center()
cur_cluster_id = config.get_cur_cluster_id(allow_empty_id=True)
run_cluster_use(cluster_id)
center.update_ip_port()
center.stop_redis()
center.remove_all_of_redis_log_force()
center.cluster_clean()
run_cluster_use(cur_cluster_id)
# backup conf
if deploy_state == DEPLOYED:
Center().conf_backup(local_ip, cluster_id, conf_backup_dir)
# backup cluster
backup_hosts = []
if deploy_state == DEPLOYED:
backup_hosts += set(pre_hosts)
# if force:
# backup_hosts += added_hosts
for host in backup_hosts:
cluster_path = path_of_fb['cluster_path']
client = net.get_ssh(host)
Center().cluster_backup(host, cluster_id, cluster_backup_dir)
client.close()
# transfer & install
msg = message.get('transfer_and_execute_installer')
logger.info(msg)
target_hosts = hosts + [local_ip] if no_localhost else hosts
for host in target_hosts:
if not (no_localhost and Center().is_localhost(host)):
logger.info(' - {}'.format(host))
client = net.get_ssh(host)
cmd = 'mkdir -p {0} && touch {0}/.deploy.state'.format(cluster_path)
net.ssh_execute(client=client, command=cmd)
client.close()
DeployUtil().transfer_installer(host, cluster_id, installer_path)
try:
DeployUtil().install(host, cluster_id, installer_name)
except SSHCommandError as ex:
msg = message.get('error_execute_installer')
msg = msg.format(installer=installer_path)
logger.error(msg)
logger.exception(ex)
return
# setup props
if deploy_state == DEPLOYED:
if restore_yes:
tag = conf_backup_dir
else:
tag = tmp_backup_dir
Center().conf_restore(local_ip, cluster_id, tag)
else:
key = 'sr2_redis_master_hosts'
config.make_key_enable(props_path, key)
config.set_props(props_path, key, props_dict['hosts'])
key = 'sr2_redis_master_ports'
config.make_key_enable(props_path, key)
value = cluster_util.convert_list_2_seq(props_dict['master_ports'])
config.set_props(props_path, key, value)
key = 'sr2_redis_slave_hosts'
config.make_key_enable(props_path, key)
config.set_props(props_path, key, props_dict['hosts'])
config.make_key_disable(props_path, key)
if props_dict['replicas'] > 0:
key = 'sr2_redis_slave_hosts'
config.make_key_enable(props_path, key)
key = 'sr2_redis_slave_ports'
config.make_key_enable(props_path, key)
value = cluster_util.convert_list_2_seq(props_dict['slave_ports'])
config.set_props(props_path, key, value)
key = 'ssd_count'
config.make_key_enable(props_path, key)
config.set_props(props_path, key, props_dict['ssd_count'])
key = 'sr2_redis_data'
config.make_key_enable(props_path, key, v1_flg=True)
config.make_key_enable(props_path, key, v1_flg=True)
config.make_key_disable(props_path, key)
config.set_props(props_path, key, props_dict['prefix_of_db_path'])
key = 'sr2_redis_db_path'
config.make_key_enable(props_path, key, v1_flg=True)
config.make_key_enable(props_path, key, v1_flg=True)
config.make_key_disable(props_path, key)
config.set_props(props_path, key, props_dict['prefix_of_db_path'])
key = 'sr2_flash_db_path'
config.make_key_enable(props_path, key, v1_flg=True)
config.make_key_enable(props_path, key, v1_flg=True)
config.make_key_disable(props_path, key)
config.set_props(props_path, key, props_dict['prefix_of_db_path'])
# synk props
msg = message.get('sync_conf')
logger.info(msg)
for node in hosts:
if socket.gethostbyname(node) in config.get_local_ip_list():
continue
client = net.get_ssh(node)
if not client:
msg = message.get('error_ssh_connection').format(host=node)
logger.error(msg)
return
net.copy_dir_to_remote(client, conf_path, conf_path)
client.close()
# set deploy state complete
if os.path.exists(tmp_backup_path):
shutil.rmtree(tmp_backup_path)
for node in target_hosts:
path_of_fb = config.get_path_of_fb(cluster_id)
cluster_path = path_of_fb['cluster_path']
client = net.get_ssh(node)
cmd = 'rm -rf {}'.format(os.path.join(cluster_path, '.deploy.state'))
net.ssh_execute(client=client, command=cmd)
client.close()
if no_localhost:
os.system('touch {}/remote'.format(cluster_path))
msg = message.get('complete_deploy').format(cluster_id=cluster_id)
logger.info(msg)
Cluster().use(cluster_id)
msg = message.get('suggest_after_deploy')
logger.info(msg)
def restore(self, cluster_id, tag=None):
"""Restore cluster
:param cluster_id: target cluster id
:param tag: Tag of backup, if omitted, restore the most recent backup file
"""
logger.debug('cluster restore: cluster_id={}, tag={}'.format(
cluster_id,
tag
))
if not cluster_util.validate_id(cluster_id):
raise ClusterIdError(cluster_id)
# find restore folder with tag (local)
path_of_fb = config.get_path_of_fb(cluster_id)
cluster_backup_path = path_of_fb['cluster_backup_path']
if tag is None:
backup_list = os.listdir(cluster_backup_path)
pattern = 'cluster_{}_bak_'.format(cluster_id)
filtered = filter(lambda x: x.startswith(pattern), backup_list)
sorted_list = sorted(list(filtered))
if not sorted_list:
msg = message.get('error_not_found_any_backup')
logger.error('BackupNotExistError: ' + msg)
return
tag = sorted_list[-1]
logger.debug("tag option is empty, auto select: {}".format(tag))
cluster_restore_dir = tag
backup_path = os.path.join(cluster_backup_path, cluster_restore_dir)
if not os.path.isdir(backup_path):
msg = message.get('error_not_found_backup').format(tag=tag)
logger.error('BackupNotExistError: ' + msg)
return
# get hosts from cluster props
props_path = os.path.join(
backup_path,
'tsr2-assembly-1.0.0-SNAPSHOT',
'conf',
'redis.properties'
)
hosts = config.get_props(props_path, 'sr2_redis_master_hosts', [])
# check status of hosts
success = Center().check_hosts_connection(hosts, True)
if not success:
msg = message.get('error_exist_unavailable_host')
logger.error(msg)
return
logger.debug('Connection of all hosts ok.')
success = Center().check_include_localhost(hosts)
if not success:
msg = message.get('error_not_include_localhost')
logger.error(msg)
return
# check all host tag folder: OK / NOT FOUND
msg = message.get('check_backup_info')
logger.info(msg)
buf = []
for host in hosts:
client = net.get_ssh(host)
if not net.is_dir(client, backup_path):
logger.debug('cannot find backup dir: {}-{}'.format(
host,
cluster_restore_dir
))
buf.append([host, color.red('NOT FOUND')])
client.close()
if buf:
utils.print_table([['HOST', 'RESULT'] + buf])
return
logger.info('OK')
# backup cluster
new_tag = time.strftime("%Y%m%d%H%M%S", time.gmtime())
cluster_backup_dir = 'cluster_{}_bak_{}'.format(cluster_id, new_tag)
for host in hosts:
Center().cluster_backup(host, cluster_id, cluster_backup_dir)
# restore cluster
command = "cp -r {} {}/cluster_{}".format(
backup_path,
path_of_fb['base_directory'],
cluster_id
)
for host in hosts:
msg = message.get('restore_cluster')
msg = msg.format(tag=cluster_backup_dir, host=host)
logger.info(msg)
client = net.get_ssh(host)
net.ssh_execute(client, command)
client.close()
logger.info("OK")
import os
from ltcli import color
necessary_env = []
export_example = {
'FBPATH': 'export FBPATH=$HOME/.flashbase',
'LANG': 'export LANG=en_US.utf-8',
}
if 'FBPATH' not in os.environ:
necessary_env.append('FBPATH')
if 'LANG' not in os.environ:
necessary_env.append('LANG')
if necessary_env:
msg = [
'To start using ltcli, you should set env {}'.format(
', '.join(necessary_env)),
'ex)',
]
for env in necessary_env:
msg.append(export_example[env])
print(color.red('\n'.join(msg)))
exit(1)
os.environ['LC_ALL'] = os.environ['LANG']
def get(key):
try:
return json_data[key]
except KeyError:
print(color.red("Message not found: '{}'".format(key)))
return ""