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project:single_boards [2016/05/25 23:11] over23 scp examples added to backup part |
project:single_boards [2019/07/17 04:54] (current) over23 [MacOSX install of Banana PI] |
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|**Interested:** | peterbay, [[user:overdrive|Overdrive]]| | |**Interested:** | peterbay, [[user:overdrive|Overdrive]]| | ||
|**Related:**| | | |**Related:**| | | ||
+ | |**Reference:**| https://en.wikipedia.org/wiki/Banana_Pi | | ||
| **License:** | [[https://creativecommons.org/licenses/by-sa/3.0/|Uveďte původ-Zachovejte licenci; CC BY-SA]] | | | **License:** | [[https://creativecommons.org/licenses/by-sa/3.0/|Uveďte původ-Zachovejte licenci; CC BY-SA]] | | ||
{{ project:picka_small.jpg?300}} | {{ project:picka_small.jpg?300}} | ||
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* use nmap to find where you have Picka [or you can try to find it as next to bridge ip] | * use nmap to find where you have Picka [or you can try to find it as next to bridge ip] | ||
+ | * Scan for every TCP and UDP open port: | ||
+ | <code> | ||
+ | sudo nmap -n -PN -sT -sU -p- remote_host | ||
+ | </code> | ||
<code> | <code> | ||
SemioTex:Picka pavouk$ nmap 192.168.2.* | SemioTex:Picka pavouk$ nmap 192.168.2.* | ||
+ | ### more extensive nmap: nmap -p0- -v -A -T4 192.168.1.* | ||
Starting Nmap 6.47 ( http://nmap.org ) at 2016-03-13 14:47 CET | Starting Nmap 6.47 ( http://nmap.org ) at 2016-03-13 14:47 CET | ||
Nmap scan report for 192.168.2.2 | Nmap scan report for 192.168.2.2 | ||
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sudo dd if=/dev/disk4 bs=1m | gzip > ~/1_Labka/banana_picka_25.5.2016.img.gz | sudo dd if=/dev/disk4 bs=1m | gzip > ~/1_Labka/banana_picka_25.5.2016.img.gz | ||
</code> | </code> | ||
- | ====== example how to copy finished backup to Labka Shell ====== | + | ====== example how to copy backup by scp ====== |
======= copy to remote host ======= | ======= copy to remote host ======= | ||
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touch ~/.ssh/authorized_keys | touch ~/.ssh/authorized_keys | ||
chmod 600 ~/.ssh/authorized_keys | chmod 600 ~/.ssh/authorized_keys | ||
+ | |||
+ | ==== example of generating key to non standard position ==== | ||
+ | |||
+ | <code> | ||
+ | over@darkstar>mkdir ~/ssh_tmp | ||
+ | ssh-keygen -t rsa -C "tpetru@gmail.com" -f ~/ssh_tmp/id_rsa_na_jine_misto | ||
+ | Generating public/private rsa key pair. | ||
+ | Enter passphrase (empty for no passphrase): | ||
+ | Enter same passphrase again: | ||
+ | Your identification has been saved in /home/over/ssh_tmp/id_rsa_na_jine_misto | ||
+ | Your public key has been saved in /home/over/ssh_tmp/id_rsa_na_jine_misto.pub. | ||
+ | The key fingerprint is: | ||
+ | SHA256:hriECJShFg+8AKVHVkoqYtBknvhf/sGW+KQr4wqtEUE tpetru@gmail.com | ||
+ | The key's randomart image is: | ||
+ | +---[RSA 2048]----+ | ||
+ | |=EX.. | | ||
+ | |*%=o | | ||
+ | |@o*. | | ||
+ | |** . . . | | ||
+ | |o o o o S | | ||
+ | | o o + + . | | ||
+ | |o . o o * | | ||
+ | | + o * . | | ||
+ | |. .o.oo.o | | ||
+ | +----[SHA256]-----+ | ||
+ | </code> | ||
+ | |||
+ | |||
nano ~/.ssh/authorized_keys <--- copy there public key generated somewhere | nano ~/.ssh/authorized_keys <--- copy there public key generated somewhere | ||
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when able to connect by key, everything is fine | when able to connect by key, everything is fine | ||
+ | ==== create ~/.ssh/config for labka ==== | ||
+ | touch ~/.ssh/config | ||
+ | chmod 110 ~/.ssh/config | ||
+ | |||
+ | * add there this block of code; user needs to be correctly set up: | ||
+ | <code> | ||
+ | Host labka | ||
+ | user [SOME USER PICO] | ||
+ | hostname 193.84.207.21 | ||
+ | ForwardX11 yes | ||
+ | </code> | ||
+ | |||
+ | * next time, you can connect to server by | ||
+ | ssh labka | ||
+ | instead of | ||
+ | ssh [some_user]@193.84.207.21 | ||
+ | |||
+ | ==== add user to wheel group [grant him sudo] ==== | ||
+ | usermod -aG wheel username | ||
===== Change colour of shell ===== | ===== Change colour of shell ===== |