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set static ip and suppress more output

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Created a function to set a static IP address.

I also sent STDOUT and STDERR to /dev/null so it doesn't mangle the
progress bar.  When the device reboots, it still gets mangled a bit
(via ssh).
This commit is contained in:
Jacob Salmela 2015-10-31 09:11:29 -05:00 committed by dschaper
parent dfe1b126c4
commit 72cf5c91a5
1 changed files with 20 additions and 6 deletions
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26
automated install/basic-install.sh
View file

@ -27,7 +27,10 @@ IPv4mask=$(ifconfig | awk -F':' '/inet addr/ && !/127.0.0.1/ {print $4}')
IPv4gw=$(ip route show | awk '/default\ via/ {print $3}')
# IPv6 support to be added later
IPv6addr=$(ip addr show | awk '/scope\ global/ && /ff:fe/ {print $2}' | cut -d'/' -f1)
#IPv6addr=$(ip addr show | awk '/scope\ global/ && /ff:fe/ {print $2}' | cut -d'/' -f1)
ethernetDevice="eth0"
dhcpcdFile=/etc/dhcpcd.conf
####### FUCNTIONS ##########
backupLegacyPihole()
@ -46,6 +49,15 @@ else
fi
}
set_static_ip()
{
# Append these lines to /etc/dhcpcd.conf to enable a static IP
echo "interface $ethernetDevice
static ip_address=$IPv4addr/24
static routers=$IPv4gw
static domain_name_servers=$IPv4gw" | sudo tee -a $dhcpcdFile >/dev/null
}
######## SCRIPT ############
# Just back up the original Pi-hole right away since it won't take long and it gets it out of the way
backupLegacyPihole
@ -59,7 +71,7 @@ whiptail --msgbox --backtitle "Initating network interface" --title "Static IP N
In the next section, you can choose to use your current network settings (DHCP) or to manually edit them." $r $c
# Ask if the user wannts to use DHCP settings as their static IP
if (whiptail --title "Static IP Address" --yesno "Do you want to use your current network settings as a static address?
if (whiptail --backtitle "Calibrating network interface" --title "Static IP Address" --yesno "Do you want to use your current network settings as a static address?
IP address: $IPv4addr
Subnet mask: $IPv4mask
@ -90,7 +102,7 @@ else
if [[ $? = 0 ]];then
echo "Your static IPv4 gateway: $IPv4gw"
# Give the user a chance to review their settings before moving on
if (whiptail --title "Static IP Address" --yesno "Are these settings correct?
if (whiptail --backtitle "Calibrating network interface" --title "Static IP Address" --yesno "Are these settings correct?
IP address: $IPv4addr
Subnet mask: $IPv4mask
Gateway: $IPv4gw" $r $c)then
@ -125,6 +137,8 @@ else
done
# End the if statement for DHCP vs. static
fi
# Set the static address
set_static_ip
# These are the commands to actually install the Pi-hole
# This is pretty ugly, but it works to present a nice front-end
@ -186,11 +200,11 @@ $percent
Step $i of $n: ${echoes[$k]}
XXX
EOF
# Execute the command in the background (hidden from the user, not actually a background process)
#${echoes[$k]}
${commands[${echoes[$k]}]}
sleep 1
${commands[${echoes[$k]}]} > /dev/null 2>&1
done
# As the loop is progressing, the output is sent to whiptail to be displayed to the user
) |
whiptail --title "Opening your Pi-hole..." --gauge "Please wait..." $r $c 0