Migration & Diif path script

Requirement

1. Linux Base OS
2. rsync command

• RHEL / Centos

yum intall rsync -y 

• Ubuntu / Debian

apt-get install rsync -y

3. Dest host need set authorized_keys for login without password

Usage

# sh migration_cdsw.sh --help
Usage: lib.sh [-h] -p param_value arg1 [arg2...]

Script description here.

Available options:

-h, --help            Print this help and exit
-m, --mode sync|diff  Two mode
		      sync mode: sync data to destination
		      diff mode: compare data between source and destination
-s, --source          Source path
-d, --destination     Destination path

Example:
sync:
    sh migration_cdsw.sh -m sync -s <source folder> -d root@<IP>:<Dest folder>
diff:
    sh migration_cdsw.sh -m diff -s <source folder> -d root@<IP>:<Dest folder>

TODO list

• Account can change, now only can use root
• Auto check /tmp path size to store diff log
• Add pem option, can use pem file login without password