About NRPE: Unable to read output

Detect check_oracle_table through check_nrpe

/ usr/local/nagios/libexec/check_nrpe-H 10.10.10.10-c check_oracle_table

Error NRPE: Unable to read output

Execute / usr/local/nagios/libexec/check_oracle_table.py output directly locally and the result is normal

According to the online blog http://blog.chinaunix.net/uid-25266990-id-3431778.html

Prompt to modify / etc/sudoers

Add a row

Nagios ALL= (ALL) NOPASSWD:/usr/local/nagios/libexec/check_oracle_table.py

Comment Defaults requiretty

Then execute it at the remote end, and still report an error NRPE: Unable to read output

Follow the blog prompts above to switch nagios users to execute scripts.

# usermod-s / bin/bash nagiosp

# su-nagios

-bash-4.1 $/ usr/local/nagios/libexec/check_oracle_table.py

File "/ usr/local/nagios/libexec/check_oracle_table.py", line 5, in

Import cx_Oracle,sys

ImportError: libclntsh.so.10.1: cannot open shared object file: No such file or directory

Copy the .bash _ profile of the root user to the nagios user

Execute again

Traceback (most recent call last):

File "/ usr/local/nagios/libexec/check_oracle_table.py", line 55, in

Conn = cx_Oracle.connect ('test','test',dsn)

Cx_Oracle.InterfaceError: Unable to acquire Oracle environment handle

Detection found that no permission was assigned to ORACLE_HOME=/opt/oracle/product/10.2/db_1 in .bash _ profile

I give weight to the entire directory 755.

Execute it again, success!

Switch to the remote end

/ usr/local/nagios/libexec/check_nrpe-H 10.10.10.10-c check_oracle_table

It looks normal.