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- "windows_i686_msvc 0.42.0",
- "windows_x86_64_gnu 0.42.0",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
"windows_x86_64_gnullvm",
- "windows_x86_64_msvc 0.42.0",
+ "windows_x86_64_msvc",
]
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name = "winreg"
/*
* API Reference: https://api.gandi.net/docs/livedns/
+ *
* Some similar implementations:
* - https://github.com/rmarchant/gandi-ddns/blob/master/gandi_ddns.py
* - https://github.com/brianhp2/gandi-automatic-dns
*
- * TODO:
- * - Log to stdout with (at least) timestamps.
- * - Renew function.
*/
#![cfg_attr(debug_assertions, allow(unused_variables, unused_imports, dead_code))]
- use std::{ fs::File, net::{ IpAddr, Ipv4Addr }, thread, time };
- use ron::{ de::from_reader, ser::to_writer };
- use serde::{ Deserialize, Serialize };
- use serde_json::{ Value, json };
+ use std::{
+ net::{IpAddr, Ipv4Addr},
+ thread, time,
+ };
- // A generic result of type 'T'.
- type Result<T> = std::result::Result<T, Box<dyn std::error::Error>>;
+ use serde_json::{json, Value};
- #[derive(Debug)]
- struct Error {
- message: String
- }
+ use crate::{
+ config::Config,
+ error::{Error, Result},
+ };
- impl std::fmt::Display for Error {
- fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
- write!(f, "Error: {}", &self.message)
- }
- }
-
- impl std::error::Error for Error { }
-
- #[derive(Debug, Clone, Deserialize, Serialize)]
- struct Config {
- delay_between_check: time::Duration,
- api_key: String,
- fqdn: String,
- domains: Vec<String>,
- ttl: i32
- }
-
- impl Config {
- fn default() -> Self {
- Config { delay_between_check: time::Duration::from_secs(120), api_key: String::from(""), fqdn: String::from(""), domains: Vec::new(), ttl: 300 }
- }
-
- fn read(file_path: &str) -> Result<Config> {
- match File::open(file_path) {
- Ok(file) => from_reader(file).map_err(|e| e.into()),
- // The file doesn't exit -> create it with default values.
- Err(_) => {
- let file = File::create(file_path)?;
- let default_config = Config::default();
- to_writer(file, &default_config)?;
- Ok(default_config)
- }
- }
- }
- }
+ mod config;
+ mod error;
const FILE_CONF: &str = "config.ron";
fn main() -> Result<()> {
- println!("=== GANDI LiveDNS updater ===");
+ println!("GANDI LiveDNS updater");
let config = Config::read(FILE_CONF)?;
- println!("Configuration: {:?}", Config { api_key: String::from("*****"), ..config.clone() });
+ println!(
+ "Configuration: {:?}",
+ Config {
+ api_key: String::from("*****"),
+ ..config.clone()
+ }
+ );
loop {
let time_beginning_loop = time::Instant::now();
- if let Err(err) = check_and_update_dns(&config.api_key, &config.fqdn, &config.domains, config.ttl) {
- println!("!! Error: {}", err);
+ if let Err(err) = check_and_update_dns(&config.api_key, &config.domains, config.ttl) {
+ println!("!! {}", err);
}
let elapsed = time::Instant::now() - time_beginning_loop;
}
}
- fn check_and_update_dns(api_key: &str, fqdn: &str, domains: &Vec<String>, ttl: i32) -> Result<()> {
+ fn check_and_update_dns(api_key: &str, domains: &Vec<(String, String)>, ttl: i32) -> Result<()> {
let real_ip = get_real_ip()?;
- for domain in domains {
- let current_ip = get_current_record_ip(api_key, domain, fqdn)?;
+ for (hostname, domain) in domains {
+ let current_ip = get_current_record_ip(api_key, hostname, domain)?;
if real_ip != current_ip {
- println!("IP addresses don't match for domain {}: real = {}, dns = {}. Renewing DNS...", domain, real_ip, current_ip);
- update_record_ip(api_key, domain, fqdn, real_ip, ttl)?;
- println!("Renewing of {} successfully", domain);
+ println!(
+ "IP addresses don't match for domain {}: real = {}, dns = {}. Renewing DNS...",
+ domain, real_ip, current_ip
+ );
+ update_record_ip(api_key, hostname, domain, real_ip, ttl)?;
+ println!("Renewing of {}.{} successfully", hostname, domain);
}
}
}
fn get_real_ip() -> Result<Ipv4Addr> {
-
let url = "https://api.ipify.org";
let client = reqwest::blocking::Client::new();
match client.get(url).send() {
- Ok(resp) =>
+ Ok(resp) => {
if resp.status().is_success() {
let content = resp.text().unwrap();
- match content.parse::<IpAddr>() {
+ match content.parse() {
Ok(IpAddr::V4(ip_v4)) => Ok(ip_v4),
- _ => Err(Box::new(Error { message: String::from("Can't parse IPv4 from ipify") }))
+ _ => Err(Box::new(Error {
+ message: String::from("Can't parse IPv4 from ipify"),
+ })),
}
} else {
- Err(Box::new(Error { message: format!("Request unsuccessful: {:#?}", resp) }))
- },
-
- Err(error) => {
- Err(Box::new(Error { message: format!("Error during request: {:?}", error) }))
+ Err(Box::new(Error {
+ message: format!("Request unsuccessful to {}: {:#?}", url, resp),
+ }))
+ }
}
+ Err(error) => Err(Box::new(Error {
+ message: format!("Error during request to {}: {:?}", url, error),
+ })),
+ }
+ }
+
+ fn get_current_record_ip(api_key: &str, name: &str, fqdn: &str) -> Result<Ipv4Addr> {
+ let json_value = request_livedns_gandi(
+ api_key,
+ &format!("domains/{}/records/{}/A", fqdn, name),
+ Method::Get,
+ )?;
+
+ match &json_value["rrset_values"][0] {
+ Value::String(ip_str) => Ok(ip_str.parse()?),
+ _ => Result::Err(Box::new(Error {
+ message: format!(
+ "Unable to extract the IP from the JSON answer: {}",
+ json_value
+ ),
+ })),
}
}
+ fn update_record_ip(api_key: &str, name: &str, fqdn: &str, ip: Ipv4Addr, ttl: i32) -> Result<()> {
+ let json_body = json!(
+ {
+ "rrset_values": [ format!("{}", ip) ],
+ "rrset_ttl": ttl
+ }
+ );
+
+ let json_value = request_livedns_gandi(
+ api_key,
+ &format!("domains/{}/records/{}/A", fqdn, name),
+ Method::Put(json_body.to_string()),
+ )?;
+
+ println!("Update response: {}", json_value);
+
+ Ok(())
+ }
+
enum Method {
Put(String),
- Get
+ Get,
}
fn request_livedns_gandi(api_key: &str, url_fragment: &str, method: Method) -> Result<Value> {
let url = format!("https://api.gandi.net/v5/livedns/{}", url_fragment);
let client = reqwest::blocking::Client::new();
- let request_builder =
- match method {
- Method::Put(body) => client.put(url).body(body),
- Method::Get => client.get(url)
- };
+ let request_builder = match method {
+ Method::Put(body) => client.put(&url).body(body),
+ Method::Get => client.get(&url),
+ };
- match request_builder.header("Authorization", format!("Apikey {}", api_key)).send() {
- Ok(resp) =>
+ match request_builder
+ .header("Authorization", format!("Apikey {}", api_key))
+ .send()
+ {
+ Ok(resp) => {
if resp.status().is_success() {
let content = resp.text().unwrap();
Ok(serde_json::from_str(&content).unwrap())
} else {
- Err(Box::new(Error { message: format!("Request unsuccessful: {:#?}", resp) }))
- },
- Err(error) =>
- Err(Box::new(Error { message: format!("Error during request: {:?}", error) }))
- }
- }
-
- fn get_current_record_ip(api_key: &str, name: &str, fqdn: &str) -> Result<Ipv4Addr> {
- let json_value = request_livedns_gandi(api_key, &format!("domains/{}/records/{}/A", fqdn, name), Method::Get)?;
-
- match &json_value["rrset_values"][0] {
- Value::String(ip_str) =>
- Ok(ip_str.parse()?),
- _ =>
- Result::Err(Box::new(Error { message: format!("Unable to extract the IP from the JSON answer: {}", json_value) }))
- }
- }
-
- fn update_record_ip(api_key: &str, name: &str, fqdn: &str, ip: Ipv4Addr, ttl: i32) -> Result<()> {
- let json_body =
- json!(
- {
- "rrset_values": [ format!("{}", ip) ],
- "rrset_ttl": ttl
+ Err(Box::new(Error {
+ message: format!("Request unsuccessful to {}: {:#?}", &url, resp),
+ }))
}
- );
-
- let json_value = request_livedns_gandi(api_key, &format!("domains/{}/records/{}/A", fqdn, name), Method::Put(json_body.to_string()))?;
-
- println!("Update response: {}", json_value);
-
- Ok(())
+ }
+ Err(error) => Err(Box::new(Error {
+ message: format!("Error during request to {}: {:?}", &url, error),
+ })),
+ }
}
projects / gandi_dns_update.git / commitdiff