大纲级别调整：
Ctrl+Shift+N 降级为正文
Alt+Shift+← 提升段落级别
Alt+Shift+→ 降低段落级别
Alt+Shift+↑ 上移所选段落
Alt+Shift+↓ 下移所选段落
首行缩进：在要缩进出按Tab键/或者段落设置
sudo apt install vsftpd
mkdir -p ~/app/ftp
sudo cp /etc/vsftpd.conf /etc/vsftpd.conf.bak.copy
cd
sudo mv /etc/vsftpd.conf .
perl -i.bak -e 'my $name=`whoami`;chomp ($name);my $chr="/home/"."$name";my $num;my @arr;open(RF,"vsftpd.conf");while(<RF>){push @arr,$.};$num=pop (@arr);while(<>){if ($_=~/anonymous_enable=NO/){print "anonymous_enable=YES"."\n";next};if ($_=~/local_enable=YES/){print "local_enable=NO"."\n";next};print $_;if($.==$num){print "anon_root=".$chr."/app/ftp"."\n"}}' vsftpd.conf
sudo mv vsftpd.conf* /etc/
sudo chown root:root /etc/vsftpd.conf
sudo ufw allow 21
sudo ufw allow 20
sudo service vsftpd restart
#test docker -> singularity
docker run -it -v /home/daizao/workspace/container/:/mnt ubuntu bash
root@fcd85ec80ffe:/# cp /mnt/ncbi-blast-2.10.1+-x64-linux.tar.gz /opt/
root@fcd85ec80ffe:/# cd /opt/
root@fcd85ec80ffe:/opt# tar -zxf ncbi-blast-2.10.1+-x64-linux.tar.gz
root@fcd85ec80ffe:/opt# rm ncbi-blast-2.10.1+-x64-linux.tar.gz
root@fcd85ec80ffe:/opt# cp ncbi-blast-2.10.1+/bin/* /usr/local/bin/
root@fcd85ec80ffe:/opt# blastp -h
root@fcd85ec80ffe:/opt# exit
docker images
docker ps -a
#######
#CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
#fcd85ec80ffe ubuntu "bash" About a minute ago Exited (0) 24 seconds ago gallant_ganguly
#create images from container(fcd85ec80ffe)
docker commit fcd85ec80ffe blast_docker
docker images
###
#REPOSITORY TAG IMAGE ID CREATED SIZE
#blast_docker latest 517957fbf0e3 13 seconds ago 1.43GB
#ubuntu latest 26b77e58432b 14 hours ago 72.9MB
singularity build blast_docker.sif docker-daemon:blast_docker:latest
singularity exec blast_docker.sif blastp -h
docker ps -a
#######
#CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
#fcd85ec80ffe ubuntu "bash" About a minute ago Exited (0) 24 seconds ago gallant_ganguly
#delete container
docker rm fcd85ec80ffe
#delete docker image
docker rmi blast_docker
#下载docker镜像
docker pull ubuntu
#查看镜像
docker images
#delete image
#docker rmi ubuntu
#启动镜像,并生成容器
docker run -it ubuntu bash
docker ps -a
### status is exited
#CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
#431dcb7be26a ubuntu "bash" 5 seconds ago Exited (0) 2 seconds ago pensive_mendel
#start container
docker start 431dcb7be26a
docker ps -a
###status is up
#CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
#431dcb7be26a ubuntu "bash" 4 minutes ago Up 9 seconds pensive_mendel
#运行容器(431dcb7be26a)中的程序
docker exec -it 431dcb7be26a bash
root@431dcb7be26a:/# exit
docker ps -a
###
#CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
#431dcb7be26a ubuntu "bash" 6 minutes ago Up About a minute pensive_mende
docker rm 431dcb7be26a
#failed because container was up
#Error response from daemon: You cannot remove a running container 431dcb7be26a5c4a0373a668b28698ab195a19f1f5aad77eddd4d5ed9b945f41. Stop the container before attempting removal or force remove
#stop 容器
docker stop 431dcb7be26a
docker ps -a
###status was exited
#CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
#431dcb7be26a ubuntu "bash" 7 minutes ago Exited (0) 18 seconds ago pensive_mendel
#delete container
docker rm 431dcb7be26a
docker ps -a
#CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
cd workspace/container/
docker run -it -v /home/daizao/workspace/container:/mnt ubuntu bash
root@20c5d298c2e4:/# ls /mnt/
root@1b6e699ad545:/# cd /mnt/
root@20c5d298c2e4:/mnt# cd /opt/
root@20c5d298c2e4:/opt# cp /mnt/ncbi-blast-2.10.1+-x64-linux.tar.gz .
root@20c5d298c2e4:/opt# tar -zxf ncbi-blast-2.10.1+-x64-linux.tar.gz
root@20c5d298c2e4:/opt# rm ncbi-blast-2.10.1+-x64-linux.tar.gz
root@20c5d298c2e4:/opt# cp ncbi-blast-2.10.1+/bin/* /usr/local/bin/
root@20c5d298c2e4:/opt# exit
#显示所有容器
docker ps -a
#CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
#1b6e699ad545 ubuntu "bash" About a minute ago Exited (0) 18 seconds ago vibrant_jang
#put 1b6e699ad545's container to blast image
docker commit 1b6e699ad545 blast
docker images
#REPOSITORY TAG IMAGE ID CREATED SIZE
#blast latest 35b6b4b4411a 54 seconds ago 1.43GB
#ubuntu latest 26b77e58432b 15 hours ago 72.9MB
#create blast image
#run image
docker run blast blastp -h
docker ps -a
#CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
#da74854199c5 blast "blastp -h" 6 seconds ago Exited (0) 5 seconds ago unruffled_saha
#1b6e699ad545 ubuntu "bash" 7 minutes ago Exited (0) 6 minutes ago vibrant_jang
#出现blast和ubuntu container,因为之前创建blast,启用了ubuntu镜像,导致出现ubuntu容器
#将blast image 保存成本地文件
docker save -o blast.tar blast
ls #生成一个blast.tar 文件
docker images
docker ps -a
#CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
#da74854199c5 blast "blastp -h" 4 minutes ago Exited (0) 4 minutes ago unruffled_saha
#1b6e699ad545 ubuntu "bash" 11 minutes ago Exited (0) 9 minutes ago vibrant_jang
docker stop da74854199c5 #停止启用blast镜像的容器
docker rm da74854199c5 #有时候已经停止了容器,但无法删除镜像,所以直接删除容器,在删除镜像
docker ps -a
#CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
#1b6e699ad545 ubuntu "bash" 13 minutes ago Exited (0) 11 minutes ago vibrant_jang
#说明容器da74854199c5彻底停止
docker rmi blast
#加载本地docker文件,生成镜像
docker load -i blast.tar
docker run blast blastp -h
docker ps -a
#CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
#07dac63e27c1 blast "blastp -h" 12 seconds ago Exited (0) 8 seconds ago serene_einstein
#1b6e699ad545 ubuntu "bash" 16 minutes ago Exited (0) 14 minutes ago vibrant_jang
#镜像一旦启动,便会生成一个container
docker rm 07dac63e27c1
docker ps -a
#CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
#1b6e699ad545 ubuntu "bash" 17 minutes ago Exited (0) 16 minutes ago vibrant_jang
#delete image
docker rmi blast
docker images
#REPOSITORY TAG IMAGE ID CREATED SIZE
#ubuntu latest 26b77e58432b 15 hours ago 72.9MB
#download ubuntu singularity
singularity pull --arch amd64 library://library/default/ubuntu:20.04
singularity build --sandbox blast ubuntu_20.04.sif
#install software
singularity shell --writable blast/
#singularity shell --writable --fakeroot blast
Singularity> cp ncbi-blast-2.10.1+-x64-linux.tar.gz /opt/
Singularity> cd /opt/
Singularity> tar -zxf ncbi-blast-2.10.1+-x64-linux.tar.gz
Singularity> cd ncbi-blast-2.10.1+/bin/
Singularity> cd ../..
Singularity> rm ncbi-blast-2.10.1+-x64-linux.tar.gz
Singularity> exit
vim blast/environment
export PATH=/opt/ncbi-blast-2.10.1+/bin:$PATH
#build
singularity build blast.sif blast
#test use
singularity exec blast.sif blastp -help
#use singularity software to analysis a simple blast
singularity exec blast.sif makeblastdb -dbtype prot -in PRAD.fasta -out genome
singularity exec blast.sif blastp -query input.fa -db genome -out blast.out -outfmt 7
#copy sig to a shared container doc
mkdir /opt/software/container
cp blast.sif /opt/software/container/
singularity exec /opt/software/container/blast.sif blastp -query input.fa -db genome -out blast.out -outfmt 7
#load file
singularity shell --bind /opt/software/:/mnt blast.sif
Singularity> ls /mnt/
Singularity> exit
singularity shell --bind /opt/software/ blast.sif
Singularity> ls /opt/
Singularity> ls /mnt/
Singularity> exit
由于最近服务器经常受到黑客攻击，于是写了此程序，用于禁用某些ip访问
#!/usr/bin/perl -w
use strict;
use warnings;
use File::Copy;
use Getopt::Long;
my $usage=<<USAGE;
Usage:
perl $0 -i_a <input_dir_a(httpd.conf)> -f_a <file_name_a(httpd.conf)> -i_b <input_dir_b(httpd.log)> -f_b <file_name_b(httpd.log)>
USAGE
if (@ARGV==0){die $usage}
my ($input_dir_a,$input_filename_a,$input_dir_b,$input_filename_b,$help);
GetOptions(
"i_a:s" => \$input_dir_a,
"f_a:s" => \$input_filename_a,
"i_b:s" => \$input_dir_b,
"f_b:s" => \$input_filename_b,
"h:s" => \$help
);
die `pod2text $0` if ((!$input_dir_a) or (!$input_dir_b));
=head1 Description
This script is used to auto forbid ip which heat your website with LAMP architecture;
=head1 Parameters
-i_a [str] input dir to httpd.conf file
-f_a [str] input file name (such as httpd.conf)
-i_b [str] input dir to httpd log dir
-f_b [str] input file name (such as access_log)
-h [str] Help manual
=cut
#print $input_dir_a,"\n";
my $config_file = "$input_dir_a"."/"."$input_filename_a";
my $log_file = "$input_dir_b"."/"."$input_filename_b";
#print $log_file;
copy($config_file,$config_file.".bak");
my %hash;
my @appear_time;
open(RF,$log_file) || die $!;
while(my $line=<RF>){
chomp($line);
my @arr=split(' ',$line);
if($arr[0]!~/^\d/){next};
if($arr[0] eq "127.0.0.1"){next};
$hash{$arr[0]}++;
}
close(RF);
open(RF,$config_file) || die $!;
open(WF,">".$config_file."_a") || die $!;
while(my $line=<RF>){
chomp($line);
if($line =~ /Deny\ from\ (.*)/){
my $ip_temp = $1;
for my $key (keys %hash){
if ($key ne $ip_temp){
if($hash{$key} > 7000){
my $new_line=$line."\n"." "."Deny from ".$key."\n";
print WF $new_line;
delete($hash{$key});
}
}else{
delete($hash{$key});
}
}
next;
}
print WF $line."\n";
}
close(RF);
close(WF);
move($config_file."_a",$config_file);