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feat(cni): refactor cni_network with RAII design (#13)

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kaleidoscope416 2025-04-01 19:20:52 +08:00 committed by GitHub
parent 81a3613231
commit d46ccf6ea7
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1 changed files with 17 additions and 2 deletions
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19
crates/cni/src/cni_network.rs
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@ -67,11 +67,19 @@ fn get_netns(ns: &str, cid: &str) -> String {
fn get_path(netns: &str) -> String {
format!("/var/run/netns/{}", netns)
}
pub struct CNINetwork {
cid: String,
ns: String
}
impl CNINetwork{
fn new (cid: String,ns:String) -> CNINetwork{
return CNINetwork { cid: cid, ns: ns }
}
//TODO: 创建网络和删除网络的错误处理
pub fn create_cni_network(cid: String, ns: String) -> Result<(String, String), Err> {
pub fn create_cni_network(&self) -> Result<(String, String), Err> {
// let netid = format!("{}-{}", cid, pid);
let netns = get_netns(ns.as_str(), cid.as_str());
let netns = get_netns(self.ns.as_str(), self.cid.as_str());
let path = get_path(netns.as_str());
let mut ip = String::new();
@ -119,6 +127,12 @@ pub fn create_cni_network(cid: String, ns: String) -> Result<(String, String), E
Ok((ip, path))
}
}
impl Drop for CNINetwork {
fn drop(&mut self) {
delete_cni_network(&self.ns, &self.cid);
}
}
pub fn delete_cni_network(ns: &str, cid: &str) {
let netns = get_netns(ns, cid);
@ -139,6 +153,7 @@ pub fn delete_cni_network(ns: &str, cid: &str) {
.output();
}
fn dir_exists(dirname: &Path) -> bool {
path_exists(dirname).is_some_and(|info| info.is_dir())
}