本文整理汇总了Python中host.Host.get_node方法的典型用法代码示例。如果您正苦于以下问题：Python Host.get_node方法的具体用法？Python Host.get_node怎么用？Python Host.get_node使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类host.Host的用法示例。
在下文中一共展示了Host.get_node方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: name
# 需要导入模块: from host import Host [as 别名]
# 或者: from host.Host import get_node [as 别名]
# what is the domain to work with
name = os.environ['REDIS_NAME'].strip()
zone_name = os.environ['HOSTED_ZONE_NAME'].rstrip('.')
zone_id = os.environ['HOSTED_ZONE_ID']
# the name (and identity) of the cluster (the master)
cluster = "{0}.{1}".format(name, zone_name)
# get/create the cluster environment
cluster = Cluster(key, access, cluster)
r53_zone = Route53Zone(key, access, zone_id)
ec2 = EC2(key, access)
events = Events(key, access, cluster.name())
host = Host(cluster.name(), events)
node = host.get_node()
endpoint = host.get_endpoint()
component = os.path.basename(sys.argv[0])
def log(message, logging='info'):
events.log(node, component, message, logging)
if __name__ == '__main__':
log('leaving the cluster', 'info')
#try:
# do not remove the tag, we might want to work on this later
# delete all there is to us
#log('unset the tag', 'info')
#ec2.unset_tag()
#except Exception as e:
#log(e, 'error')示例2: __init__
# 需要导入模块: from host import Host [as 别名]
# 或者: from host.Host import get_node [as 别名]
class Monitor:
def __init__(self, key, access, cluster):
try:
url = "http://169.254.169.254/latest/meta-data/"
public_hostname = urlopen(url + "public-hostname").read()
zone = urlopen(url + "placement/availability-zone").read()
region = zone[:-1]
except:
sys.exit("We should be getting user-data here...")
# the name (and identity) of the cluster (the master)
self.cluster = cluster
self.redis = redis.StrictRedis(host='localhost', port=6379)
endpoint = "monitoring.{0}.amazonaws.com".format(region)
region_info = RegionInfo(name=region, endpoint=endpoint)
self.cloudwatch = CloudWatchConnection(key, access, region=region_info)
self.namespace = '9apps/redis'
self.events = Events(key, access, cluster)
# get the host, but without the logging
self.host = Host(cluster)
self.node = self.host.get_node()
def __log(self, message, logging='warning'):
self.events.log(self.node, 'Monitor', message, logging)
def collect(self):
self.__log('collecting metrics data from Redis INFO', 'info')
now = datetime.now()
items = self.redis.info()
names = []
values = []
units = []
dimensions = { 'node' : self.node,
'cluster' : self.cluster }
if items['aof_enabled']:
self.__log('aof enabled: getting metrics data for the AOF', 'info')
names.append('bgrewriteaof_in_progress')
values.append(items['bgrewriteaof_in_progress'])
units.append('Count')
names.append('aof_pending_bio_fsync')
values.append(items['aof_pending_bio_fsync'])
units.append('Count')
names.append('aof_buffer_length')
values.append(items['aof_buffer_length'])
units.append('Count')
names.append('aof_current_size')
values.append(items['aof_current_size'])
units.append('Bytes')
names.append('aof_pending_rewrite')
values.append(items['aof_pending_rewrite'])
units.append('Count')
names.append('aof_base_size')
values.append(items['aof_base_size'])
units.append('Bytes')
# master/slave
names.append(items['role'])
values.append(1)
units.append('Count')
for item in items:
if item >= 'db0' and item < 'dc':
self.__log('adding metrics data for database: {0}'.format(item), 'info')
names.append("{0}_keys".format(item))
values.append(items[item]['keys'])
units.append('Count')
names.append("{0}_expires".format(item))
values.append(items[item]['expires'])
units.append('Count')
# and now add some info on the keys
nr = item.lstrip('db')
db = redis.StrictRedis(host='localhost', port=6379, db=nr)
keys = db.keys('*')
for key in keys:
key = key.split('.')[-1]
key_type = db.type(key)
if key_type == "list":
llen = db.llen(key)
names.append("{0}_{1}_llen".format(item, key))
values.append(llen)
units.append('Count')
elif key_type == "hash":
hlen = db.hlen(key)
#.........这里部分代码省略.........