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A simple `wifi` command for Debian that will connect you to a WPA2 WiFi network
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| #!/bin/sh | |
| ## A simple `wifi` command for Debian that will connect you to a WPA2 WiFi network | |
| ## usage: | |
| ## sudo ./wpa2-wifi-connect.sh <ssid> <pass> | |
| ifdown wlan0 | |
| # build the interfaces file that will point to the file that holds our configuration | |
| rm /etc/network/interfaces | |
| touch /etc/network/interfaces | |
| echo 'auto lo' >> /etc/network/interfaces | |
| echo 'iface lo inet loopback' >> /etc/network/interfaces | |
| echo 'iface eth0 inet dhcp' >> /etc/network/interfaces | |
| echo 'allow-hotplug wlan0' >> /etc/network/interfaces | |
| echo 'iface wlan0 inet manual' >> /etc/network/interfaces | |
| echo 'wpa-roam /etc/wpa_supplicant/wpa_supplicant.conf' >> /etc/network/interfaces | |
| echo 'iface default inet dhcp' >> /etc/network/interfaces | |
| # build the supplicant file that holds our configuration | |
| rm /etc/wpa_supplicant/wpa_supplicant.conf | |
| touch /etc/wpa_supplicant/wpa_supplicant.conf | |
| echo 'ctrl_interface=DIR=/var/run/wpa_supplicant GROUP=netdev' >> /etc/wpa_supplicant/wpa_supplicant.conf | |
| echo 'update_config=1' >> /etc/wpa_supplicant/wpa_supplicant.conf | |
| wpa_passphrase $1 $2 >> /etc/wpa_supplicant/wpa_supplicant.conf | |
| ifup wlan0 |
If I'm already connected to a wifi network, the script seems to fail, is there a way to force a reconnect and avoid errors?
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nice thanks!