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optimize domain name matching

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wyhaya
2019-12-31 20:07:51 +08:00
parent e81d6de355
commit d4d796d3b1
6 changed files with 217 additions and 125 deletions
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README.md
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@@ -8,7 +8,7 @@
---
updns is a simple DNS proxy server developed using `Rust`. You can intercept any domain name and return the ip you need.
updns is a simple DNS proxy server developed using `Rust`. You can intercept any domain name and return the ip you need
## Install
@@ -20,7 +20,7 @@ Or use `cargo` to install
cargo install updns
```
## Start to use
## Start to use 🚀
```bash
updns
@@ -28,9 +28,7 @@ updns
updns -c /your/hosts
```
You may use `sudo` to run this command because you will use the `53` port, make sure you have sufficient permissions.
Now change your local DNS server to `127.0.0.1` 🚀
You may use `sudo` to run this command because you will use the `53` port
## Running in docker
@@ -65,31 +63,29 @@ Option:
## Config
You can use `updns config` command and then call `vim` quick edit, or use `updns path` find the updns's installation directory and edit the `config` file
You can use `updns config` command and then call `vim` edit, or find `~/.updns/config` edit
You can specify standard domains, or utilize [regular expressions](https://rustexp.lpil.uk "rustexp") for dynamic matching,
You can update the config file at any time, updns will listen for file changes
You can specify standard domains, or utilize [regular expressions](https://rustexp.lpil.uk "rustexp") for dynamic matching
> Regular expression starts with `~`
```ini
bind 0.0.0.0:53 # Binding address
proxy 8.8.8.8:53 # Proxy address
timeout 2000 # Proxy timeout (ms)
bind 0.0.0.0:53 # Binding address
proxy 8.8.8.8:53 # Proxy address
timeout 2000 # Proxy timeout (ms)
# Domain matching
example.com 1.1.1.1
*.example.com 2.2.2.2
^\w+\.example\.[a-z]+$ 3.3.3.3
example.com 1.1.1.1
*.example.com 2.2.2.2
~^\w+\.example\.[a-z]+$ 3.3.3.3
# IPv6
test.com ::
# Import from other file
import /other/hosts
```
## Todo
* Dynamically update port bindings
## Reference
[Building a DNS server in Rust](https://github.com/EmilHernvall/dnsguide)