19/08/2018

Découverte de l'Arduino Yun rev2 - Tutoriel - Prise en main

0 https://www.youtube.com/watch?v=9-hPhWHWnvs
https://www.youtube.com/watch?v=VXYLsdVrq7E

1 connexion réseau
2 carte memoire
extroot configuration :
https://openwrt.org/docs/guide-user/additional-software/extroot_configuration?s[]=extroot
https://wiki.openwrt.org/doc/howto/extroot
https://openwrt.org/docs/guide-user/additional-software/extroot_configuration

opkg update && opkg install block-mount kmod-fs-ext4 kmod-usb-storage e2fsprogs kmod-usb-ohci kmod-usb-uhci fdisk
block info 
/dev/mtdblock2: UUID="9fd43c61-c3f2c38f-13440ce7-53f0d42d" VERSION="4.0" MOUNT="/rom" TYPE="squashfs"
/dev/mtdblock3: MOUNT="/overlay" TYPE="jffs2"
/dev/sda1: UUID="fdacc9f1-0e0e-45ab-acee-9cb9cc8d7d49" VERSION="1.4" TYPE="f2fs"

For f2fs:
mkfs.f2fs /dev/sda1
For ext4:
mkfs.ext4 /dev/sda1



mount /dev/sda1 /mnt ; tar -C /overlay -cvf - . | tar -C /mnt -xf - ; umount /mnt
reboot


System /mount Points


Notes

opkg Status

Saving opkg status in the extroot, instead of in RAM, saves some RAM and keeps package lists available after a reboot.
  1. Generate the new folder on the extroot: mkdir /opkg-lists
  2. Edit /etc/opkg.conf, changing:
    • lists_dir ext /var/opkg-lists
      into
    • lists_dir ext /opkg-lists
update list
rm -r /var/opkg-lists


3 install nodejs
( nxhack : https://wiki.openwrt.org/doc/devel/feeds
custom feeds : src-git node https://github.com/nxhack/openwrt-node-packages.git;master )

sinon update liste node -> V6


opkg install node node-npm


install socket.io
opkg install node-socket.io --force-overwrite ( conflit de fichiers avec node-ws)

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