Rewrite in Rust

src/main.rs

@@ -0,0 +1,175 @@
+use serde_derive::{Deserialize, Serialize};
+use reqwest::blocking::get;
+use std::fs;
+mod cloudflare;
+
+#[derive(Serialize, Deserialize)]
+struct DnsEntry {
+    name: String,
+    type4: bool,
+    type6: bool,
+    interface: Option<String>
+}
+
+#[derive(Serialize, Deserialize)]
+struct DnsZone {
+    email: String,
+    name: String,
+    id: String,
+    dns_entries: Vec<DnsEntry>
+}
+
+#[derive(Serialize, Deserialize)]
+struct DnsConfig {
+    ipv6_interface: String,
+    api_key: String,
+    zones: Vec<DnsZone>
+}
+
+impl DnsConfig {
+    fn new() -> DnsConfig {
+        DnsConfig { 
+            ipv6_interface: "".to_string(), 
+            api_key: "".to_string(),
+            zones: Vec::new() }
+    }
+
+    fn load(&mut self) {
+        let file_contents = match fs::read_to_string("config.json") {
+            Ok(data) => {data},
+            Err(e) => panic!("{:#?}", e)
+        };
+        let config_parse: DnsConfig =  match serde_json::from_str(&file_contents) {
+            Ok(data) => {data},
+            Err(e) => panic!("{:#?}", e)
+        };
+        *self = config_parse;
+    }
+}
+
+struct Ips {
+    ipv4: String,
+    ipv6base: String
+}
+
+impl Ips {
+    fn new() -> Ips {
+        Ips { 
+            ipv4: "0.0.0.0".to_string(), 
+            ipv6base: ":".to_string() 
+        }
+    }
+
+    fn get(&mut self, ipv6_interface: &str) {
+        let ipv4uri = "https://am.i.mullvad.net/ip";
+        let ipv6uri = "https://ipv6.am.i.mullvad.net/ip";
+
+        let response = get(ipv4uri);
+        
+        match response {
+            Ok(data) => self.ipv4 = data.text().expect("0.0.0.0").trim_end().to_owned(),
+            Err(e) => panic!("{:#?}", e)
+        }
+
+        let response = get(ipv6uri);
+
+        match response {
+            Ok(data) => {
+                let ipv6 = data.text().expect(":");
+                let stripped = match ipv6.strip_suffix(ipv6_interface) {
+                    Some(string) => {string.to_string()},
+                    None => {":".to_string()}
+                };
+                self.ipv6base = stripped;
+            },
+            Err(e) => panic!("{:#?}", e)
+        }
+    }
+}
+
+fn main() {
+
+    let mut config = DnsConfig::new();
+    config.load();
+
+    let mut ips = Ips::new();
+    ips.get(&config.ipv6_interface);
+
+    let mut created4: u16 = 0;
+    let mut updated4: u16 = 0;
+    let mut unchanged4: u16 = 0;
+    let mut error4: u16 = 0;
+
+    let mut created6: u16 = 0;
+    let mut updated6: u16 = 0;
+    let mut unchanged6: u16 = 0;
+    let mut error6: u16 = 0;
+
+    for zone in config.zones {
+        let mut agent = cloudflare::Instance::new(&config.api_key);
+
+        agent.load_entries(&zone.email, &zone.id);
+
+
+        for entry in zone.dns_entries {
+            let mut found4 = false;
+            let mut found6 = false;
+
+            for cloudflare_entry in &agent.dns_entries {
+
+                if cloudflare_entry.is_equal(&entry.name) {
+                    if cloudflare_entry.r#type == cloudflare::CloudflareDnsType::A && entry.type4 {
+                        found4 = true;
+                        if cloudflare_entry.is_ip_new(&ips.ipv4) {
+                            let success = agent.update_entry(cloudflare_entry, &ips.ipv4);
+                            if success { updated4 += 1 } else { error4 += 1 }
+                        }
+                        else {
+                            unchanged4 += 1;
+                        }
+                    }
+
+                    if cloudflare_entry.r#type == cloudflare::CloudflareDnsType::AAAA && entry.type6 {
+                        found6 = true;
+                        let ipv6 = ips.ipv6base.clone() + entry.interface.as_ref().unwrap();
+
+                        if cloudflare_entry.is_ip_new(&ipv6) {
+                            let success = agent.update_entry(cloudflare_entry, &ipv6);
+                            if success { updated6 += 1 } else { error6 += 1 }
+                        }
+                        else {
+                            unchanged6 += 1;
+                        }
+                    }
+
+                }
+
+                //println!("{:#?}", entry.subdomain); // DEBUG
+            }
+
+            if !found4 && entry.type4 {
+                let success = agent.create_entry(&zone.id, "A", &entry.name, &ips.ipv4);
+                if success { created4 += 1 };
+            }
+
+            if !found6 && entry.type6 {
+                let ipv6 = ips.ipv6base.clone() + entry.interface.as_ref().unwrap();
+                let success = agent.create_entry(&zone.id, "AAAA", &entry.name, &ipv6);
+                if success { created6 += 1 };
+            }
+        }
+        
+        //println!("{:#?}", zone.domain); // DEBUG
+    }
+    println!("++++A Records+++");
+    println!("{} created", created4);
+    println!("{} updated", updated4);
+    println!("{} unchanged", unchanged4);
+    println!("{} errors", error4);
+    println!("++AAAA Records++");
+    println!("{} created", created6);
+    println!("{} updated", updated6);
+    println!("{} unchanged", unchanged6);
+    println!("{} errors", error6);
+    
+}