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#!/usr/bin/python3 | ||
# -*- coding: UTF-8 -*- | ||
""" | ||
yum install python3-devel | ||
pip3 install psutil prometheus_client pyyaml | ||
*/1 * * * * /usr/bin/python3 /opt/monit/linux_proc.py | ||
""" | ||
import sys,os,socket,psutil,yaml,datetime,urllib | ||
from collections import Counter | ||
from prometheus_client import CollectorRegistry, Gauge, push_to_gateway | ||
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cur_path = os.path.dirname(os.path.realpath(__file__)) | ||
yaml_path = os.path.join(cur_path, "linux_proc.yaml") | ||
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if len(sys.argv) == 2: | ||
print(f'pid:{sys.argv[1]}') | ||
ps = psutil.Process(int(sys.argv[1])) | ||
iexe = ps.cmdline()[0] | ||
iparam = ps.cmdline()[-1] | ||
icwd = ps.cwd() | ||
psdict = {'iexe': iexe,'iparam': iparam, 'icwd': icwd} | ||
if not os.path.exists(yaml_path): | ||
try: | ||
res = urllib.request.urlopen('http://100.100.100.200/latest/meta-data/instance-id',timeout=1) | ||
iid = res.read().decode('utf-8') | ||
except: | ||
iid = f"{socket.gethostname()}_{[(s.connect(('114.114.114.114', 53)), s.getsockname()[0], s.close()) for s in [socket.socket(socket.AF_INET, socket.SOCK_DGRAM)]][0][1]}" | ||
cfg = {'instance': iid, 'apps': [psdict]} | ||
else: | ||
with open(yaml_path, 'r') as fy: | ||
cfg = yaml.load(fy, Loader=yaml.FullLoader) | ||
cfg['apps'].append(psdict) | ||
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with open(yaml_path, 'w+') as fw: | ||
yaml.dump(cfg, fw) | ||
sys.exit() | ||
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with open(yaml_path, 'r') as fy: | ||
cfg = yaml.load(fy, Loader=yaml.FullLoader) | ||
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if datetime.datetime.now().timestamp() - os.path.getmtime(yaml_path) > 86400: | ||
try: | ||
res = urllib.request.urlopen('http://100.100.100.200/latest/meta-data/instance-id',timeout=1) | ||
iid = res.read().decode('utf-8') | ||
except: | ||
iid = f"{socket.gethostname()}_{[(s.connect(('114.114.114.114', 53)), s.getsockname()[0], s.close()) for s in [socket.socket(socket.AF_INET, socket.SOCK_DGRAM)]][0][1]}" | ||
cfg['instance'] = iid | ||
with open(yaml_path, 'w') as fw: | ||
yaml.dump(cfg, fw) | ||
print('update:' + yaml_path) | ||
print(cfg) | ||
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REGISTRY = CollectorRegistry(auto_describe=False) | ||
linux_proc_error = Gauge(f'linux_proc_error', f"LINUX_进程异常指标", ["instance", "A00_iid", "iexe", "iparam", "icwd"],registry=REGISTRY) | ||
linux_proc_info_list = ["instance", "A00_iid", "iexe", "iparam", "icwd", "pid", "name", "status", "is_running", "exe", "cmdline", "parent", "username", "port"] | ||
linux_proc_info = Gauge("linux_proc_info", "LINUX_进程信息指标", linux_proc_info_list,registry=REGISTRY) | ||
metric_list = ["io_read_count","io_write_count","io_read_bytes","io_write_bytes","cpu_user","cpu_system","cpu_children_user","cpu_children_system","cpu_iowait","memory_rss","memory_vms","memory_shared","memory_swap","memory_text","memory_data","num_open_files","num_fds_limit","num_fds","cpu_num","num_threads","num_children","cpu_percent","memory_percent","durn"] | ||
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metric_dict = {} | ||
for li in metric_list: | ||
metric_dict[li] = {} | ||
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instance = cfg['instance'] | ||
A00_iid = cfg['instance'] | ||
inum = 0 | ||
cpu_count = psutil.cpu_count() | ||
for app in cfg['apps']: | ||
iexe = app['iexe'] | ||
iparam = app['iparam'] | ||
icwd = app['icwd'] | ||
proc_app = [i for i in psutil.process_iter() if icwd == i.cwd() and iparam in i.cmdline() and iexe in i.cmdline()] | ||
if len(proc_app) >= 1: | ||
inum = inum + 1 | ||
if len(proc_app) > 1: | ||
pids = [i for i in proc_app if i.ppid() == 1] | ||
if len(pids) >= 1: | ||
appinfo = pids[0] | ||
else: | ||
app_pid = Counter([i.ppid() for i in proc_app]).most_common(1)[0][0] | ||
appinfo = psutil.Process(app_pid) | ||
print(iexe,iparam,'ppid:',app_pid) | ||
if appinfo in proc_app: | ||
pass | ||
else: | ||
# 进程有多个,父进程不在列表中,取列表中的第一个监控 | ||
appinfo = proc_app[0] | ||
#linux_proc_error.labels(instance, A00_iid, iexe, iparam, icwd).set(len(proc_app)) | ||
#continue | ||
else: | ||
appinfo = proc_app[0] | ||
pid = appinfo.pid | ||
name = appinfo.name() | ||
status = appinfo.status() | ||
is_running = appinfo.is_running() | ||
exe = appinfo.exe() | ||
cmdline = ' '.join(appinfo.cmdline()) | ||
parent = f'{appinfo.parent().pid}/{appinfo.parent().name()}' | ||
durn = datetime.datetime.now().timestamp() - appinfo.create_time() | ||
username = appinfo.username() | ||
connections = appinfo.connections('all') | ||
port = '/'.join(sorted([f'{x.laddr.port}' for x in connections if x.status == 'LISTEN'],key=int)) | ||
linux_proc_info.labels(instance, A00_iid, iexe, iparam, icwd, pid, name, status, is_running, exe, cmdline, parent, username, port).set(1) | ||
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io_counters = appinfo.io_counters() | ||
metric_dict["io_read_count"][pid] = io_counters.read_count | ||
metric_dict["io_write_count"][pid] = io_counters.write_count | ||
metric_dict["io_read_bytes"][pid] = io_counters.read_bytes | ||
metric_dict["io_write_bytes"][pid] = io_counters.write_bytes | ||
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cpu_times = appinfo.cpu_times() | ||
metric_dict["cpu_user"][pid] = cpu_times.user | ||
metric_dict["cpu_system"][pid] = cpu_times.system | ||
metric_dict["cpu_children_user"][pid] = cpu_times.children_user | ||
metric_dict["cpu_children_system"][pid] = cpu_times.children_system | ||
metric_dict["cpu_iowait"][pid] = cpu_times.iowait | ||
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memory_info = appinfo.memory_full_info() | ||
metric_dict["memory_rss"][pid] = memory_info.rss | ||
metric_dict["memory_vms"][pid] = memory_info.vms | ||
metric_dict["memory_shared"][pid] = memory_info.shared | ||
metric_dict["memory_swap"][pid] = memory_info.swap | ||
metric_dict["memory_text"][pid] = memory_info.text | ||
metric_dict["memory_data"][pid] = memory_info.data | ||
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metric_dict["num_open_files"][pid] = len(appinfo.open_files()) | ||
metric_dict["num_fds_limit"][pid] = appinfo.rlimit(psutil.RLIMIT_NOFILE)[0] | ||
metric_dict["num_fds"][pid] = appinfo.num_fds() | ||
metric_dict["cpu_num"][pid] = appinfo.cpu_num() | ||
metric_dict["num_threads"][pid] = appinfo.num_threads() | ||
metric_dict["num_children"][pid] = len(appinfo.children()) | ||
metric_dict["cpu_percent"][pid] = appinfo.cpu_percent(interval=1) | ||
#metric_dict["cpu_total_percent"][pid] = round(metric_dict["cpu_percent"][pid] / (cpu_count * 100),2) * 100 | ||
metric_dict["memory_percent"][pid] = appinfo.memory_percent() | ||
metric_dict["durn"][pid] = datetime.datetime.now().timestamp() - appinfo.create_time() | ||
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connections_sum = Counter([con.status for con in connections]) | ||
for k,v in connections_sum.items(): | ||
if f'conn_{k.lower()}' not in metric_dict: | ||
metric_dict[f'conn_{k.lower()}'] = {pid:v} | ||
else: | ||
metric_dict[f'conn_{k.lower()}'][pid] = v | ||
else: | ||
linux_proc_error.labels(instance, A00_iid, iexe, iparam, icwd).set(len(proc_app)) | ||
#print(inum, metric_dict) | ||
if inum != 0: | ||
for mk,mv in metric_dict.items(): | ||
linux_proc_metric = Gauge(f'linux_proc_{mk}', f"LINUX_进程指标:{mk}", ["instance", "A00_iid", "pid"],registry=REGISTRY) | ||
for ik,iv in mv.items(): | ||
linux_proc_metric.labels(instance, A00_iid, ik).set(iv) | ||
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push_to_gateway('172.23.0.83:9091', job='push_linux_proc', grouping_key={'instance': instance}, registry=REGISTRY) |