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| -rw-r--r-- | README | 14 | ||||
| -rw-r--r-- | UNLICENSE | 24 | ||||
| -rwxr-xr-x | chdns.sh | 53 |
3 files changed, 91 insertions, 0 deletions
@@ -0,0 +1,14 @@ +chdns - Change DNS +================== +!) Forked from https://github.com/SeydEf/DNS_changer +Simple POSIX shell script to change the dns for your active connection +using NetworkManager(nmcli). + +Requirements +------------ +- POSIX compliant shell(Dash) +- NetworkManager + +Default Servers +--------------- +Quad9, CloudFlare, Google diff --git a/UNLICENSE b/UNLICENSE new file mode 100644 index 0000000..68a49da --- /dev/null +++ b/UNLICENSE @@ -0,0 +1,24 @@ +This is free and unencumbered software released into the public domain. + +Anyone is free to copy, modify, publish, use, compile, sell, or +distribute this software, either in source code form or as a compiled +binary, for any purpose, commercial or non-commercial, and by any +means. + +In jurisdictions that recognize copyright laws, the author or authors +of this software dedicate any and all copyright interest in the +software to the public domain. We make this dedication for the benefit +of the public at large and to the detriment of our heirs and +successors. We intend this dedication to be an overt act of +relinquishment in perpetuity of all present and future rights to this +software under copyright law. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR +OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, +ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR +OTHER DEALINGS IN THE SOFTWARE. + +For more information, please refer to <http://unlicense.org/> diff --git a/chdns.sh b/chdns.sh new file mode 100755 index 0000000..2d9a85a --- /dev/null +++ b/chdns.sh @@ -0,0 +1,53 @@ +#!/usr/bin/sh + +dns_names=" + Default + Quad9 + Google + CloudFlare +" +dns_ips=" + 0 + 9.9.9.9,149.112.112.112 + 8.8.8.8,8.8.4.4 + 1.1.1.1,1.0.0.1 +" + +ssid=$(nmcli -t -f NAME connection show --active | sed q1) +default_dns=$(nmcli -g ipv4.dns connection show $ssid) + +echo "Connection name: $ssid" +if [ -z $default_dns ]; then + echo "DNS is not set!" +else + echo "DNS set: $default_dns" +fi +echo + +ind=0 +for dns in $dns_names; do + echo ${ind}. $dns + ind=$((ind+1)) +done + +echo -n "enter the index: " +read ind +if [ $ind = 0 ]; then + echo "nothing changed" + exit +fi +ind=$((ind+1)) + +dns_name=$(echo $dns_names | cut -d ' ' -f$ind) +dns_ip=$(echo $dns_ips | cut -d ' ' -f$ind) + +echo +echo "you selected: $dns_name" +echo "dns ips: $dns_ip" +echo + +nmcli connection modify $ssid ipv4.dns $dns_ip +nmcli connection down $ssid > /dev/null +nmcli connection up $ssid > /dev/null +echo "dns changed successfully" + |