Tomas Lipensky - vedomostni koutek

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os:unix-commands [2022/01/26 11:38]
127.0.0.1 external edit 		os:unix-commands [2024/07/17 22:16] (current)
tomas [sitove nastroje]
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 wget http://www.seznam.cz ... stahne html stranku do soubrou\\ wget http://www.seznam.cz ... stahne html stranku do soubrou\\
 [[http://curl.haxx.se/docs/manual.html|curl]] -u user:passwd ftp:%%//%%machine.domain:port/full/path/to/file ... stahne soubor s ftp serveru\\ [[http://curl.haxx.se/docs/manual.html|curl]] -u user:passwd ftp:%%//%%machine.domain:port/full/path/to/file ... stahne soubor s ftp serveru\\
-curl -u username: %%--%%key ~/.ssh/id_dsa --pubkey ~/.ssh/id_dsa.pub scp:%%//%%shell.example.com/~/personal.txt ... stahne soubor pres ssh\\ +curl -u username: %%--key ~/.ssh/id_dsa --pubkey ~/.ssh/id_dsa.pub scp://%%shell.example.com/~/personal.txt ... stahne soubor pres ssh\\ 
-curl %%--%%ftp-ssl ftp:%%//%%files.are.secure.com/secrets.txt ... stahovani pres sftp\\+curl %%--ftp-ssl ftp://%%files.are.secure.com/secrets.txt ... stahovani pres sftp\\
 curl -u user:passwd -x my-proxy:888 http:%%//%%www.get.this/ ... stahovani pres proxy\\ curl -u user:passwd -x my-proxy:888 http:%%//%%www.get.this/ ... stahovani pres proxy\\
 curl -o aaa.html http:%%//%%mypage.org/bbb.html ... ukozi stranku do souboru aaa.html curl -o aaa.html http:%%//%%mypage.org/bbb.html ... ukozi stranku do souboru aaa.html
 curl -O http:%%//%%www.seznam.cz ... stahne stranku do souboru\\ curl -O http:%%//%%www.seznam.cz ... stahne stranku do souboru\\
 curl -T - http:%%//%%www.upload.com/myfile ... nahraje standartni vstup na stranku (Musti tam byt "PUT" znacka)\\ curl -T - http:%%//%%www.upload.com/myfile ... nahraje standartni vstup na stranku (Musti tam byt "PUT" znacka)\\
-curl -d "name=Rafael%20Sagula&phone=3320780"  http:%%//%%www.where.com/guest.cgi Posle metodou POST data\\+curl %%-d "name=Rafael%20Sagula&phone=3320780"  http://%%www.where.com/guest.cgi Posle metodou POST data\\
 curl -X POST -H "Content-Type: application/json" -d {name=a; password=b} ... posilani JSONu\\ curl -X POST -H "Content-Type: application/json" -d {name=a; password=b} ... posilani JSONu\\
-curl -F "file=@cooltext.txt" -F "yourname=Daniel" -F "filedescription=Cool text file with cool text inside" http:%%//%%www.post.com/postit.cgi ... odesle soubor a vyplni pole na strance\\+curl %%-F "file=@cooltext.txt" -F "yourname=Daniel" -F "filedescription=Cool text file with cool text inside" http://www.post.com/postit.cgi%% ... odesle soubor a vyplni pole na strance\\
 curl -A 'Mozilla/3.0 (Win95; I)' http:%%//%%www.nationsbank.com/ ... tvari se jako mozilla\\ curl -A 'Mozilla/3.0 (Win95; I)' http:%%//%%www.nationsbank.com/ ... tvari se jako mozilla\\
-curl %%--%%verbose %%--%%header 'Host: www.example.com' 'http:%%//%%10.1.1.36:8000/the_url_to_test' … Pouziti virtualni domeny na IP adrese\\ +curl %%--verbose --header 'Host: www.example.com' 'http://10.1.1.36:8000/the_url_to_test'%% … Pouziti virtualni domeny na IP adrese\\ 
-curl -w "$i: %{time_total} %{http_code} %{size_download} %{url_effective}\n" -o "/dev/null" -s http://address.cz/test.html ... vypis custom informaci k requestu (cas odezvy, http kod, velikost) - dobre pro performance testy\\+curl %%-w "$i: %{time_total} %{http_code} %{size_download} %{url_effective}\n" -o "/dev/null" -s http://address.cz/test.html%% ... vypis custom informaci k requestu (cas odezvy, http kod, velikost) - dobre pro performance testy\\
  
  
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 ${variable:start:length} ... Vypise z promenne lenght znaku zacinajicich na pozici start\\ ${variable:start:length} ... Vypise z promenne lenght znaku zacinajicich na pozici start\\
 env ... zobrazi promenne prostredi\\ env ... zobrazi promenne prostredi\\
 +envsubst <vstup.txt >vystup.txt ... vysubstituuje text $X a ${X} za hodnoty systémových proměnných\\
 export AAA ... promennou AAA vyexportuje pro potomky\\ export AAA ... promennou AAA vyexportuje pro potomky\\
 exit 0 ... ukonci skript/shell s return codem 0\\ exit 0 ... ukonci skript/shell s return codem 0\\
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-<b>sitove nastroje</b>\\+====sitove nastroje====
 [[http://www.g-loaded.eu/2006/11/06/netcat-a-couple-of-useful-examples/|nc]] ... netcat\\ [[http://www.g-loaded.eu/2006/11/06/netcat-a-couple-of-useful-examples/|nc]] ... netcat\\
-<code> 
 nc -vz  -w3 -n 129.39.133.239 9497 ... otestuje, zda je na adrese 129.39.133.239 otevreny port 9495, timeou 3 sec\\ nc -vz  -w3 -n 129.39.133.239 9497 ... otestuje, zda je na adrese 129.39.133.239 otevreny port 9495, timeou 3 sec\\
-nc -l 3333 ... posloucha na portu 3333 +nc -l 3333 ... posloucha na portu 3333\\ 
-nc 1.2.3.4 3333 ... posila na port 3333 +nc 1.2.3.4 3333 ... posila na port 3333\\
-Transfering files +
-cat backup.iso | nc -l 3333 +
-nc 192.168.0.1 3333 > backup.iso +
-Transfering - pkazuje progress +
-cat backup.iso | pv -b | nc -l 3333 +
-nc 192.168.0.1 3333 | pv -b > backup.iso +
-Zalohovani +
-dd if=/dev/hdb5 | gzip -9 | nc -l 3333 +
-nc 192.168.0.1 3333 | pv -b > myhdb5partition.img.gz +
-tar -czf - /etc/ | nc -l 3333 +
-nc 192.168.0.1 3333 | pv -b > mybackup.tar.gz +
-Bezpecnost +
-cat backup.iso | nc -l 3333 +
-ssh -f -L 23333:127.0.0.1:3333 me@192.168.0.1 sleep 10; \ +
-        nc 127.0.0.1 23333 | pv -b > backup.iso+
  
-like telnet +==Transfering files== 
-nc abc.cz 22+cat backup.iso | nc -l 3333\\ 
 +nc 192.168.0.1 3333 > backup.iso\\
  
-Port scanned: +==Transfering - pkazuje progress== 
-nc -z 192.168.0.1 80-90+cat backup.iso | pv -b | nc -l 3333\\ 
 +nc 192.168.0.1 3333 | pv -b > backup.iso\\
  
-Presmerovani shellu na port: +==Zalohovani== 
-nc -l -p 12345 -e /bin/bash+dd if=/dev/hdb5 | gzip -9 | nc -l 3333\\ 
 +nc 192.168.0.1 3333 | pv -b > myhdb5partition.img.gz\\ 
 +tar -czf - /etc/ | nc -l 3333\\ 
 +nc 192.168.0.1 3333 | pv -b > mybackup.tar.gz\\
  
-nc jako proxy: +==Bezpecnost== 
-nc -l -p 12345 | nc tomas.lipensky.cz 80 | nc -l 123456+cat backup.iso | nc -l 3333\\ 
 +ssh -f -L 23333:127.0.0.1:3333 me@192.168.0.1 sleep 10; \\ 
 +nc 127.0.0.1 23333 | pv -b > backup.iso\\
  
-Otevre tunel pres proxy: + 
-nc -X 4 -x 129.39.133.102:1080 192.168.13.44 22 +nc abc.cz 22 #... jako telnet\\ 
-</code>+nc -z 192.168.0.1 80-90 #... Port scanner\\ 
 +nc -l -p 12345 -e /bin/bash  #... Presmerovani shellu na port\\ 
 +nc -l -p 12345 | nc tomas.lipensky.cz 80 | nc -l 123456  #... nc jako proxy - port worwarder\\ 
 +nc -X 4 -x 129.39.133.102:1080 192.168.13.44 22 #... Otevre tunel pres proxy\\
  
 ssh-keygen -t rsa -b 2048 -f ~/.ssh/id_muj ... vyganeruje RSA klic pro SSH\\ ssh-keygen -t rsa -b 2048 -f ~/.ssh/id_muj ... vyganeruje RSA klic pro SSH\\
 ssh-keygen -lf ~/.ssh/id_muj.pub ... ukaze fingerprint klice - ukazuje se pri veborse loging v auth.log\\ ssh-keygen -lf ~/.ssh/id_muj.pub ... ukaze fingerprint klice - ukazuje se pri veborse loging v auth.log\\
 +ssh-keygen -R SERVERNAME ... smaže s known_hosts\\
 ssh-agent bash ... spust bash s ssh-agentem, ktery umi nahrat do pameti hesla ke klicum\\ ssh-agent bash ... spust bash s ssh-agentem, ktery umi nahrat do pameti hesla ke klicum\\
 ssh-add ~/.ssh/id_muj ... po zadani hesla umozni pouzivat certifikat bez hesla\\ ssh-add ~/.ssh/id_muj ... po zadani hesla umozni pouzivat certifikat bez hesla\\
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 ssh -X server ... povoli X11 forwarding, nastavi DISPALY a xauth. X11Forwarding musi byt povoleno v /etc/ssh/sshd_config. Pri sudo se musi pouzit xauth\\ ssh -X server ... povoli X11 forwarding, nastavi DISPALY a xauth. X11Forwarding musi byt povoleno v /etc/ssh/sshd_config. Pri sudo se musi pouzit xauth\\
 xauth add $(xauth -f ~USER/.Xauthority list|tail -1) ... nastavi xauth pro forwardovani X11 packetu\\ xauth add $(xauth -f ~USER/.Xauthority list|tail -1) ... nastavi xauth pro forwardovani X11 packetu\\
 +autossh -X -L 5432:remote_DB_server:5432 -R 873:local_RSYNC_server:873 user@remote_ssh_server ... jako ssh -L -R (socks proxy), ale obnovuje tunel po skončení sezení\\
  
Last modified: 2022/01/26 11:38
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