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Deduplicate IPs before DNS record update

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Remove duplicate IPs before updating DNS records to ensure stable input.

Signed-off-by: DaRK AnGeL <28630321+masterwishx@users.noreply.github.com>
This commit is contained in:
DaRK AnGeL
2026-03-17 10:04:20 +02:00
parent 6085ba0cc2
commit 3d796d470c
1 changed files with 20 additions and 8 deletions
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28
src/updater.rs
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@@ -24,6 +24,7 @@ pub async fn update_once(
let mut all_ok = true;
let mut messages = Vec::new();
let mut notify = false; // NEW: track meaningful events
if config.legacy_mode {
all_ok = update_legacy(config, ppfmt).await;
@@ -65,8 +66,11 @@ pub async fn update_once(
}
// Update DNS records (env var mode - domain-based)
for (ip_type, domains) in &config.domains {
let ips = detected_ips.get(ip_type).cloned().unwrap_or_default();
for (ip_type, domains) in &config.domains {
let mut ips = detected_ips.get(ip_type).cloned().unwrap_or_default();
// FIX: remove duplicates so CloudflareHandle::set_ips sees stable input
ips.sort();
ips.dedup();
let record_type = ip_type.record_type();
for domain_str in domains {
@@ -108,6 +112,7 @@ pub async fn update_once(
match result {
SetResult::Updated => {
notify = true; // NEW
let ip_strs: Vec<String> = ips.iter().map(|ip| ip.to_string()).collect();
messages.push(Message::new_ok(&format!(
"Updated {domain_str} -> {}",
@@ -115,6 +120,7 @@ pub async fn update_once(
)));
}
SetResult::Failed => {
notify = true; // NEW
all_ok = false;
messages.push(Message::new_fail(&format!(
"Failed to update {domain_str}"
@@ -147,12 +153,14 @@ pub async fn update_once(
match result {
SetResult::Updated => {
notify = true; // NEW
messages.push(Message::new_ok(&format!(
"Updated WAF list {}",
waf_list.describe()
)));
}
SetResult::Failed => {
notify = true; // NEW
all_ok = false;
messages.push(Message::new_fail(&format!(
"Failed to update WAF list {}",
@@ -164,13 +172,17 @@ pub async fn update_once(
}
}
// Send heartbeat
let heartbeat_msg = Message::merge(messages.clone());
heartbeat.ping(&heartbeat_msg).await;
// Send heartbeat ONLY if something meaningful happened
if notify {
let heartbeat_msg = Message::merge(messages.clone());
heartbeat.ping(&heartbeat_msg).await;
}
// Send notifications
let notifier_msg = Message::merge(messages);
notifier.send(&notifier_msg).await;
// Send notifications ONLY when IP changed or failed
if notify {
let notifier_msg = Message::merge(messages);
notifier.send(&notifier_msg).await;
}
all_ok
}