fantasyni/mysql-master-ha

So stage, when i running masterha_check_ssh --conf=/etc/app1.cnf

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Dear Yoshinor

In my Production environment

This is 4 servers in IDC room,one master and the others is slave

master:10.10.105.9
slave1:10.10.105.10
slave2:10.10.105.11
slave3+mha_manage:10.10.105.12


1、My operating system is centos6.3

2、I use mysql5.5 version, with the rpm package.

3、MHA version is 0.53 and SSH public key authentication have been configured

4、This is my /etc/app1.cnf
[server default]
#log_level=debug
# mysql user and password
user=root
password=0ps.iz3n3s0ft
ssh_user=ops
repl_user=rep
repl_password=bm5123
master_binlog_dir=/opt/mysql
# working directory on the manager
manager_workdir=/var/log/masterha/app1
# manager log file
manager_log=/var/log/masterha/app1/app1.log
# working directory on MySQL servers
remote_workdir=/var/log/masterha/app1
[server1]
hostname=10.10.105.9
[server2]
hostname=10.10.105.10
[server3]
hostname=10.10.105.11
[server4]
hostname=10.10.105.12

Ok,When I run this script, it outputs the information as shown below
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
[ops@linux-105-mysql12 .ssh]$ masterha_check_ssh --conf=/etc/app1.cnf 
Tue Jul 30 10:56:10 2013 - [warning] Global configuration file 
/etc/masterha_default.cnf not found. Skipping.
Tue Jul 30 10:56:10 2013 - [info] Reading application default configurations 
from /etc/app1.cnf..
Tue Jul 30 10:56:10 2013 - [info] Reading server configurations from 
/etc/app1.cnf..
Tue Jul 30 10:56:10 2013 - [info] Starting SSH connection tests..
Tue Jul 30 10:56:12 2013 - [debug] 
Tue Jul 30 10:56:11 2013 - [debug]  Connecting via SSH from 
ops@10.10.105.10(10.10.105.10:22) to ops@10.10.105.9(10.10.105.9:22)..
Tue Jul 30 10:56:11 2013 - [debug]   ok.
Tue Jul 30 10:56:11 2013 - [debug]  Connecting via SSH from 
ops@10.10.105.10(10.10.105.10:22) to ops@10.10.105.11(10.10.105.11:22)..
Tue Jul 30 10:56:11 2013 - [debug]   ok.
Tue Jul 30 10:56:11 2013 - [debug]  Connecting via SSH from 
ops@10.10.105.10(10.10.105.10:22) to ops@10.10.105.12(10.10.105.12:22)..
Tue Jul 30 10:56:12 2013 - [debug]   ok.
Tue Jul 30 10:56:12 2013 - [debug] 
Tue Jul 30 10:56:10 2013 - [debug]  Connecting via SSH from 
ops@10.10.105.9(10.10.105.9:22) to ops@10.10.105.10(10.10.105.10:22)..
Tue Jul 30 10:56:11 2013 - [debug]   ok.
Tue Jul 30 10:56:11 2013 - [debug]  Connecting via SSH from 
ops@10.10.105.9(10.10.105.9:22) to ops@10.10.105.11(10.10.105.11:22)..
Tue Jul 30 10:56:11 2013 - [debug]   ok.
Tue Jul 30 10:56:11 2013 - [debug]  Connecting via SSH from 
ops@10.10.105.9(10.10.105.9:22) to ops@10.10.105.12(10.10.105.12:22)..
Tue Jul 30 10:56:12 2013 - [debug]   ok.
Tue Jul 30 10:56:12 2013 - [debug] 
Tue Jul 30 10:56:11 2013 - [debug]  Connecting via SSH from 
ops@10.10.105.11(10.10.105.11:22) to ops@10.10.105.9(10.10.105.9:22)..
Tue Jul 30 10:56:12 2013 - [debug]   ok.
Tue Jul 30 10:56:12 2013 - [debug]  Connecting via SSH from 
ops@10.10.105.11(10.10.105.11:22) to ops@10.10.105.10(10.10.105.10:22)..
Tue Jul 30 10:56:12 2013 - [debug]   ok.
Tue Jul 30 10:56:12 2013 - [debug]  Connecting via SSH from 
ops@10.10.105.11(10.10.105.11:22) to ops@10.10.105.12(10.10.105.12:22)..
Tue Jul 30 10:56:12 2013 - [debug]   ok.
Tue Jul 30 10:56:12 2013 - 
[error][/usr/share/perl5/vendor_perl/MHA/SSHCheck.pm, ln63] 
Tue Jul 30 10:56:12 2013 - [debug]  Connecting via SSH from 
ops@10.10.105.12(10.10.105.12:22) to ops@10.10.105.9(10.10.105.9:22)..
Permission denied (publickey,password).
Tue Jul 30 10:56:12 2013 - 
[error][/usr/share/perl5/vendor_perl/MHA/SSHCheck.pm, ln107] SSH connection 
from ops@10.10.105.12(10.10.105.12:22) to ops@10.10.105.9(10.10.105.9:22) 
failed!
SSH Configuration Check Failed!
 at /usr/bin/masterha_check_ssh line 44
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

ops@10.10.105.12(10.10.105.12:22) to ops@10.10.105.9(10.10.105.9:22)..
Permission denied (publickey,password).

But in fact,it no-passphrase ssh connection succeed from 10.10.105.12 to 
10.10.105.9

And this is my first time doing mha experiments when encountered such a strange 
question

Dear Yoshinor,Can u help me 






Original issue reported on code.google.com by yanq...@b5m.com on 30 Jul 2013 at 3:14