set show-all-if-ambiguous On

"\e[A": history-search-backward
"\e[B": history-search-forward

shopt -s histappend
export PROMPT_COMMAND="history -a"

export HISTCONTROL="ignoredups"

export HISTIGNORE="ls:[bf]g:exit"

shopt -s cdspell

export PROMPT_COMMAND="echo -ne '\a'"

shopt -s cmdhist

export HISTTIMEFORMAT='%d %h %Y %H:%M:%S '

shopt -s nocaseglob

ls *.jpg

cd -

ls /home/smbdy/logs

rm ESC .

rm /home/smbdy/logs

echo -n "Пользователь: "
read username
echo -n "Пароль: "
read -s password
echo -en "\nПовторите пароль: "
read -s password2 && echo -e "\n"
if [ "$password" != "$password2" ]; then
    echo -e "Пароли не совпадают.\nЗавершение работы." && exit 1
fi
echo -n "Всё верно, $username. Продолжаем." && echo -e "\n"

cp config.cfg{,-old}

echo $0

$ ehco foo bar baz
bash: ehco: command not found
$ ^ehco^echo
foo bar baz

mv long-file-name.txt prefix-!#^

mv file-with-long-name-typed-with-tab-completion.txt old-!#^

renamer() {
   local fn
   for fn in *."$1"; do
     mv "$fn" "${fn%.*}"."$2"
   done
}

alias editalias=’edit ~/.bash_aliases && source ~/.bash_aliases’

[ -f ~/.bash_aliases ] && source ~/.bash_aliases

script -t 2> timing -a ttyoutput
pwd
cd /
pwd
cd -
pwd
exit

scriptreplay timing ttyoutput

awk '/@/' ttyoutput

awk '/./' ttyoutput

mkfifo ttyoutput2; script -f ttyoutput2

cat ttyoutput2

pip install TermRecord
TermRecord -o /path/to/output_html

curl -sL https://asciinema.org/install | sh
asciinema rec

gem install showterm
showterm
# or if you have not installed showterm, you can run the standalone
bash <(curl record.showterm.io)

curl commands.io/install-monitor-(ubuntu|macosx|redhat)
monitor -u myusername

apt-get install aptitude isc-dhcp-server squid3 bind9 dnsutils sudo most fping nmap net-tools mc ccze

ExecStart=-/sbin/agetty --noclear -a <юзер> %I $TERM

auto lo enp0s3 enp0s8

iface lo inet loopback

iface enp0s3 inet dhcp
up iptables -A INPUT -p icmp -m icmp --icmp-type 3 -j DROP

iface enp0s8 inet static
ipaddr 192.168.17.1
netmask 255.255.255.0
broadcast 192.168.17.255

127.0.1.1 server
192.168.17.10 client

net.ipv6.conf.all.disable_ipv6 = 1
net.ipv6.conf.default.disable_ipv6 = 1
net.ipv6.conf.lo.disable_ipv6 = 1

net.ipv4.ip_forward = 1

DHCPDv4_CONF=/etc/dhcp/dhcpd.conf
DHCPDv4_PID=/var/run/dhcpd.pid
INTERFACESv4="enp9s8"

option domain-name "<домен>";
option domain-name-servers 192.168.17.1, 4.2.2.2;
subnet 192.168.17.0 netmask 255.255.255.0 {
  range 192.168.17.10 192.168.17.50;
  option routers 192.168.17.1;
}

systemctl restart isc-dhcp-server.service

iptables -A FORWARD -i enp0s8 -o enp0s3 -j ACCEPT
iptables -t nat -A POSTROUTING -o enp0s3 -s 192.168.17.0/24 -j MASQUERADE
iptables -A FORWARD -i enp0s3 -m state --state ESTABLISHED,RELATED -j ACCEPT
iptables -A FORWARD -i enp0s3 -o enp0s8 -j REJECT

acl SSL_ports port 443
acl Safe_ports port 80
acl Safe_ports port 443
acl CONNECT method CONNECT
acl MyNet src 192.168.17.0/24
http_access deny !Safe_ports
http_access deny CONNECT !SSL_ports
http_access allow localhost manager
http_access deny manager
http_access allow localhost
http_access allow MyNet
http_access deny all
http_port 192.168.17.1:3128 transparent
coredump_dir /var/spool/squid
refresh_pattern ^ftp: 1440 20% 10080
refresh_pattern ^gopher: 1440 0% 1440
refresh_pattern -i (/cgi-bin/|\?) 0 0% 0
refresh_pattern (Release|Packages(.gz)*)$ 0 20% 2880
refresh_pattern . 0 20% 4320
cache_mem 512 MB
maximum_object_size_in_memory 512 KB
cache_dir ufs /var/squid_cache 1024 16 256
maximum_object_size 2 MB
https_port 192.168.17.1:3128 transparent ssl-bump generate-host-certificates=on dynamic_cert_mem_cache_size=4MB cert=/root/keys/squid.pem key=/root/keys/squid.key
sslproxy_flags DONT_VERIFY_PEER
sslproxy_cert_error allow all
always_direct allow all

coredump_dir /var/spool/squid
refresh_pattern ^ftp: 1440 20% 10080
refresh_pattern ^gopher: 1440 0% 1440
refresh_pattern -i (/cgi-bin/|\?) 0 0% 0
refresh_pattern (Release|Packages(.gz)*)$ 0 20% 2880
refresh_pattern . 0 20% 4320

mkdir -p /var/squid_cache
chmod o+w /var/squid_cache
iptables -t nat -A PREROUTING -i enp0s8 ! -d 192.168.17.0/24 -p tcp -m multiport --dport 80,443 -j DNAT --to 192.168.17.1:3128

apt-get install aptitude dnsutils sudo most fping nmap net-tools mc ccze

ExecStart=-/sbin/agetty --noclear -a <юзер> %I $TERM

auto lo enp0s3 enp0s3

iface enp0s3 inet dhcp
up iptables -A INPUT -p icmp -m icmp --icmp-type 3 -j DROP

127.0.1.1 client
192.168.17.1 server

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