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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}} | ||
| Line 54: | Line 55: | ||
| * 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 | ||
| Line 87: | Line 92: | ||
| 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 ======= | ||
| Line 118: | Line 123: | ||
| 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 | ||
| Line 137: | Line 170: | ||
| 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 ===== | ||