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renovate/c
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a3f2c33d04 | |||
aaf3a72d3b | |||
643d87895b | |||
21c1507ebe |
@@ -6,6 +6,14 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
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## [Unreleased]
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## [Unreleased]
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## [0.1.2] - 2025-07-04
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### Added
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- update basic example with a more simple acquire and run function
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### Docs
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- update master
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## [0.1.1] - 2025-07-04
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## [0.1.1] - 2025-07-04
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### Added
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### Added
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2
Cargo.lock
generated
2
Cargo.lock
generated
@@ -645,7 +645,7 @@ dependencies = [
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[[package]]
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[[package]]
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name = "noleader"
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name = "noleader"
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version = "0.1.0"
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version = "0.1.1"
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dependencies = [
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dependencies = [
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"anyhow",
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"anyhow",
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"async-nats",
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"async-nats",
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@@ -3,7 +3,7 @@ members = ["crates/*"]
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resolver = "2"
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resolver = "2"
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[workspace.package]
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[workspace.package]
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version = "0.1.1"
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version = "0.1.2"
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license = "MIT"
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license = "MIT"
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[workspace.dependencies]
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[workspace.dependencies]
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29
README.md
29
README.md
@@ -71,31 +71,28 @@ async fn main() -> anyhow::Result<()> {
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// Ensure the KV bucket exists
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// Ensure the KV bucket exists
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leader.create_bucket().await?;
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leader.create_bucket().await?;
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// Spawn the election loop
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// Attempts to acquire election loop, will call inner function if it wins, if it loses it will retry over again.
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tokio::spawn({
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// Will block until either the inner function returns and error, or the election processes crashes, intended to allow the application to properly restart
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let leader = leader.clone();
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async move {
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leader
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leader
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.start(CancellationToken::default())
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.acquire_and_run({
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.await
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move |token| {
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.expect("leadership loop failed");
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let leader_id = leader_id.clone();
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}
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});
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// Do work while we are the leader
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async move {
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leader
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.do_while_leader(|cancel_token| async move {
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loop {
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loop {
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if cancel_token.is_cancelled() {
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if token.is_cancelled() {
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break;
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return Ok(());
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}
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}
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tracing::info!("🔑 I am the leader—doing work");
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tracing::info!(leader_id, "do work as leader");
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tokio::time::sleep(std::time::Duration::from_secs(1)).await;
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tokio::time::sleep(std::time::Duration::from_secs(1)).await;
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}
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}
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Ok(())
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}
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}
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})
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})
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.await?;
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.await?;
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Ok(())
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Ok(())
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}
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}
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```
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```
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@@ -1,7 +1,12 @@
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[package]
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[package]
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name = "noleader"
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name = "noleader"
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version = "0.1.0"
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edition = "2024"
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edition = "2021"
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readme = "../../README.md"
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version.workspace = true
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license.workspace = true
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repository = "https://git.front.kjuulh.io/kjuulh/noleader"
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authors = ["kjuulh <contact@kasperhermansen.com>"]
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description = "A small leader election package using NATS keyvalue store as the distributed locking mechanism. Does not require a min / max set of nodes"
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[dependencies]
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[dependencies]
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anyhow.workspace = true
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anyhow.workspace = true
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3
renovate.json
Normal file
3
renovate.json
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@@ -0,0 +1,3 @@
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{
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"$schema": "https://docs.renovatebot.com/renovate-schema.json"
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}
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