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project:single_boards [2016/05/25 22:43]
over23 [Project][Active][single_boards] : restore and backup SD card [defined for mac, but apply for linux simillary
project:single_boards [2019/07/13 15:12]
over23 [remove password to ssh]
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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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 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 backup by scp ======
 +======= copy to remote host ======= ​
 +
 +<​code>​scp ~/​1_Labka/​banana_picka_25.5.2016.img.gz user@remotehost:/​home/​share/​Picky_Backup/</​code>​
 +
 +======= copy to localhost ======= ​
 +<​code>​scp your_username@remotehost:/​home/​share/​Picky_Backup/​banana_picka_25.5.2016.img.gz /​some/​local/​directory</​code>​
 +
 +
  
 ====== Restore ====== ====== Restore ======
    * **remember, SD card should be unmounted**    * **remember, SD card should be unmounted**
 <​code>​ <​code>​
-# first check where SD card is mounted by+# first check where SD card is visible, but not mounted by
 diskutil list  diskutil list 
-lets it be again /dev/disk4+let it be again /dev/disk4
 gzip -dc ~/​1_Labka/​banana_picka_25.5.2016.img.gz | sudo dd of=/​dev/​disk4 bs=1m gzip -dc ~/​1_Labka/​banana_picka_25.5.2016.img.gz | sudo dd of=/​dev/​disk4 bs=1m
 </​code>​ </​code>​
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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 =====
  • project/single_boards.txt
  • Last modified: 2019/07/17 04:54
  • by over23