Josh Knapp
3228e6cdd7
Replace OnceLock with Mutex<Option<Docker>> in the Rust backend so failed Docker connections are retried instead of cached permanently. Add frontend polling (every 5s) when Docker is initially unavailable, stopping once detected. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
29 lines
913 B
Rust
29 lines
913 B
Rust
use bollard::Docker;
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use std::sync::Mutex;
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static DOCKER: Mutex<Option<Docker>> = Mutex::new(None);
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pub fn get_docker() -> Result<Docker, String> {
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let mut guard = DOCKER.lock().map_err(|e| format!("Lock poisoned: {}", e))?;
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if let Some(docker) = guard.as_ref() {
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return Ok(docker.clone());
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}
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let docker = Docker::connect_with_local_defaults()
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.map_err(|e| format!("Failed to connect to Docker daemon: {}", e))?;
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guard.replace(docker.clone());
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Ok(docker)
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}
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pub async fn check_docker_available() -> Result<bool, String> {
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let docker = get_docker()?;
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match docker.ping().await {
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Ok(_) => Ok(true),
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Err(_) => {
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// Connection object exists but daemon not responding — clear cache
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let mut guard = DOCKER.lock().map_err(|e| format!("Lock poisoned: {}", e))?;
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*guard = None;
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Ok(false)
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}
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}
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}
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