版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/jeremy_yangt/article/details/79220416
安装：
yum install -y python-pip openssl-devel python-devel python-pip libffi-devel libffi
pip install fabric
执行pip install fabric时自动安装的一些依赖包：
requirements:
asn1crypto-0.24.0
bcrypt-3.1.4
cffi-1.11.4
cryptography-2.1.4
enum34-1.1.6
fabric-1.14.0
ipaddress-1.0.19
paramiko-2.4.0
pyasn1-0.4.2
pycparser-2.18
pynacl-1.2.1测试安装结果:
fab -h安装时可能出现的异常：
Exception:
...
Error in atexit._run_exitfuncs:
Traceback (most recent call last):
File "/usr/lib64/python2.6/atexit.py", line 24, in _run_exitfuncs
func(*targs, **kargs)
File "/usr/lib/python2.6/site-packages/paramiko/transport.py", line 81, in _join_lingering_threads
for thr in _active_threads:
TypeError: 'NoneType' object is not iterable
Error in sys.exitfunc:
Traceback (most recent call last):
File "/usr/lib64/python2.6/atexit.py", line 24, in _run_exitfuncs
func(*targs, **kargs)
File "/usr/lib/python2.6/site-packages/paramiko/transport.py", line 81, in _join_lingering_threads
for thr in _active_threads:
TypeError: 'NoneType' object is not iterableResolve:
pip uninstall paramiko
pip install paramiko==1.18Exception:
...
File "/usr/lib64/python2.6/site-packages/Crypto/PublicKey/pubkey.py", line 30, in <module>
from Crypto.Util.number import *
File "/usr/lib64/python2.6/site-packages/Crypto/Util/number.py", line 56, in <module>
if _fastmath is not None and not _fastmath.HAVE_DECL_MPZ_POWM_SEC:
AttributeError: 'module' object has no attribute 'HAVE_DECL_MPZ_POWM_SEC'Resolve:
rpm -qa |grep python-crypto
python-crypto-2.0.1-22.el6.x86_64
python-crypto2.6-2.6.1-2.el6.x86_64
rpm -qa |grep python-crypto |xargs yum remove -y
Exception:
# fab -h
Traceback (most recent call last):
File "/usr/lib/python2.6/site-packages/fabric/network.py", line 24, in <module>
import paramiko as ssh
File "/usr/lib/python2.6/site-packages/paramiko/__init__.py", line 30, in <module>
from paramiko.transport import SecurityOptions, Transport
File "/usr/lib/python2.6/site-packages/paramiko/transport.py", line 51, in <module>
from paramiko.dsskey import DSSKey
File "/usr/lib/python2.6/site-packages/paramiko/dsskey.py", line 26, in <module>
from Crypto.PublicKey import DSA
ImportError: No module named Crypto.PublicKey
There was a problem importing our SSH library (see traceback above).
Please make sure all dependencies are installed and importable.Resolve:
# uninstall: pycrypto==2.6.1
pip uninstall pycrypto
# reinstall
pip install PyCrypto==2.3一个fabfile.py例子
#! /usr/bin/evn python
# coding: utf-8
from fabric.api import local, run, env, cd, lcd, abort
from fabric.contrib.console import confirm
from fabric.operations import put
from fabric.colors import *
from datetime import datetime
from os import mkdir
from os.path import isdir, isfile
import shutil
import time
"""
xxxx
"""
# set envs:
service_list = [
"test-eureka",
"test-server",
"test-admin",
"test-web"
]
code_dir = "xxxx"
pomfile = "{0}/parent/pom.xml".format(code_dir)
remote_sync_dir = "xxxx"
remote_service_dir = "xxxx"
backup_dir = "xxxx"
env.hosts = ['testserver:34562']
env.colorize_errors = True
# env.warn_only = True
def update_code():
# on local
print(yellow("Code Directory: " + code_dir))
with lcd(code_dir):
result = local("git checkout master && git pull")
print(green('update coding ...'))
if result.failed and not confirm("update code failed, Continue anyway?"):
print(red("update code failed!"))
abort("Aborting at user request.")
else:
print(green("update code success!"))
result = local("git checkout release && git merge master")
if result.failed and not confirm("checkout to release branch or merge code from master branch failed, Continue anyway?"):
print(red("merge code failed!"))
abort("Aborting at user request.")
else:
print(green("merge code success!"))
result = local("git tag -f release{0} && git push --tags".format(datetime.now().strftime('%Y%m%d')))
if result.failed and not confirm("make tag failed, Continue anyway?"):
print(red("make tag failed!"))
abort("Aborting at user request.")
else:
print(green("make tag success!"))
def build():
# on local
# build jar
with lcd(code_dir):
result = local("git checkout release")
# if result.failed and not confirm("update code failed, Continue anyway?"):
local("ls")
local("/var/lib/jenkins/tools/hudson.tasks.Maven_MavenInstallation/maven3.3.9/bin/mvn -f {0} clean deploy -Dmaven.test.skip=true".format(pomfile))
def backup():
# on remote server
latest_backup_dir = "{0}/{1}".format(backup_dir, datetime.now().strftime('%Y%m%d'))
result = run("test -d {0}".format(latest_backup_dir))
# if result.failed and not confirm("新的备份目录不存在，是否现在创建?"):
if result.failed:
print(yellow("The destination directory does not exist. will create it ..."))
run("mkdir {0}".format(latest_backup_dir))
with cd(remote_service_dir):
for s in service_list:
run('cp {0}/{0}.jar {1}'.format(s, latest_backup_dir))
def deploy():
update_code()
build()
backup()
with lcd(code_dir):
put('{0}/jar/*.jar'.format(code_dir), remote_sync_dir)
# deploy jar
print ""
print(yellow(" Deployment sevices ..."))
print ""
with cd(remote_service_dir):
for service_name in service_list:
run('cp {0}/{1}.jar ./{1}'.format(remote_sync_dir, service_name))
# restart service
result = run('screen -ls | grep -w {0} | cut -f 2'.format(service_name))
if not result == '':
run("screen -r {0} -p 0 -X stuff 'exit' && screen -r {0} -p 0 -X stuff $'\n'".format(service_name))
time.sleep(3)
print(yellow(" {0}: has exited! ".format(service_name)))
# run("screen -r {0} -p 0 -X stuff './startup.sh' && screen -r {0} -p 0 -X stuff $'\n'".format(service_name))
run("cd /data/product/release/{0} && screen -dmS {0} && screen -r {0} -p 0 -X stuff './startup.sh' && screen -r {0} -p 0 -X stuff $'\n'".format(service_name))
print(green(" {0}: has started! ".format(service_name)))
else:
run("cd /data/product/release/{0} && screen -dmS {0} && screen -r {0} -p 0 -X stuff './startup.sh' && screen -r {0} -p 0 -X stuff $'\n'".format(service_name))
print(green(" {0}: has started! ".format(service_name)))
#if __name__=="__main__":
# deploy()