Fabric将停止Redis服务器，但它不会再启动它

Question

Fabric将停止我的Redis服务器，但它不会启动。我试图用织物，但与paramiko它的工作。为什么Fabric不能启动Redis服务器？我可以使用paramiko，但这似乎有点不正当。

[ec2-xxx-xxx-xxx.compute-1.amazonaws.com] Executing task 'redis_master_role' 
[master.redis.htdevops.com] Executing task 'redis_master_stop' 
[master.redis.htdevops.com] sudo: service redis_6379 stop 
[master.redis.htdevops.com] out: Stopping ... 
[master.redis.htdevops.com] out: Waiting for Redis to shutdown ... 
[master.redis.htdevops.com] out: Redis stopped 
[master.redis.htdevops.com] out: 


#Fail 1 
[master.redis.htdevops.com] sudo: service redis_6379 start 
[master.redis.htdevops.com] out: Starting Redis server... 
[master.redis.htdevops.com] out: 

#Fail 2 
[master.redis.htdevops.com] sudo: service redis_6379 start 
[master.redis.htdevops.com] out: Starting Redis server... 
[master.redis.htdevops.com] out: 

#Started by paramiko 
Starting Redis server... 



def redis_master_role(): 
    env.roles = ['redis'] 
def redis_master_stop(): 
    sudo('service redis_6379 stop') 
    time.sleep(5) 
def redis_master_start(): 
    sudo('service redis_6379 start') 
    time.sleep(5) 
    sudo('service redis_6379 start') 

    keypair_path = "/home/ubuntu/.ec2/test.pem" 
    key = paramiko.RSAKey.from_private_key_file(keypair_path) 
    ssh = paramiko.SSHClient() 
    ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy()) 
    ssh.connect(redis_master,22,username='ubuntu',pkey=key,timeout=60) 
    cmd = 'sudo service redis_6379 start' 
    stdin, stdout, stderr = ssh.exec_command(cmd) 
    print stdout.read() 
    ssh.close() 



def redis_bootstrap(): 
    env.user = "ubuntu" 
    env.key_filename = "/home/ubuntu/.ec2/test.pem" 

    execute('redis_master_role') 
    execute('redis_master_stop') 
    execute('redis_master_put') 
    execute('redis_master_start') 

Answer 1

检查：fabric appears to start apache2 but doesn't

但基本上，试试这个：

sudo('service redis_6379 start', pty=False)