hw5

Q: what is bash-completion-2.10 
A: subcommand completion for utility

pkg install -y bash-completion

$sudo mkdir /etc/bash_completion.d	#user must create using su
$sudo rclone genautocomplete bash

cat ~/.bashrc
#start
[[ $PS1 && -f /usr/local/share/bash-completion/bash_completion.sh ]] && source /usr/local/share/bash-completion/bash_completion.sh

. /etc/bash_completion.d/rclone
# end of .bashrc

$echo $SHELL # csh
$bash
$echo $SHELL # now bash

rclone TAB (using csh)
rclone TAB (using bash and installed bash-completion)

Q: why restic (2nd backup tool)
A: incremental backup is better and secure

Q: install
A: pkg install -y restic

Q: auto completion for restic
A:
restic generate --bash-completion /etc/bash_completion.d/restic

@venus-> ls /etc/bash_completion.d/
rclone  restic

Q: ref web site
A: https://restic.readthedocs.io/

Q: term
repository		database, knowledge base, remote site
init repository		init it
snapshot		one copy of backup, photograph taken quickly

command line arguments

--repository-file	# db file location
--password-file		# whereis password
--repo			# repo to where

prepare a repository 
Local #save locally, it may save to other cloud
--
restic --re<TAB>./foo init
restic --re<TAB>rclone:foo/bar init	#note: rclone be the 1st

--hw5 2018-2
echo $SHELL
ps -p $$		# show current shell
https://www.tutorialspoint.com/unix/unix-special-variables.htm

1st backup
--
restic --repo=./foo/ --password-file=./trash/pwd init
restic --repo=./foo/ --password-file=./trash/pwd backup ./trash/

exclude
--
--exclude=.cache/ --exclude=.cpan/ --exclude=/bin
restic -r /srv/restic-repo backup ~/work --exclude="*.c"