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Implement stop and paure/resume in client #22

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Oct 23, 2024
Merged

Implement stop and paure/resume in client #22

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2bac7b3
Fix managed endpoints resolving
avnik Oct 18, 2024
cf9df3c
Implement stop/pause/resume in client code, add test
avnik Oct 21, 2024
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30 changes: 24 additions & 6 deletions client/src/client.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -97,14 +97,32 @@ impl AdminClient {
let _response = self.connect_to().await?.start_application(request).await?;
Ok(())
}
pub async fn stop(&self, _app: String) -> anyhow::Result<()> {
todo!();
pub async fn stop(&self, app_name: String) -> anyhow::Result<()> {
let request = pb::admin::ApplicationRequest {
app_name,
vm_name: None,
args: Vec::new(),
};
let _response = self.connect_to().await?.stop_application(request).await?;
Ok(())
}
pub async fn pause(&self, _app: String) -> anyhow::Result<()> {
todo!();
pub async fn pause(&self, app_name: String) -> anyhow::Result<()> {
let request = pb::admin::ApplicationRequest {
app_name,
vm_name: None,
args: Vec::new(),
};
let _response = self.connect_to().await?.pause_application(request).await?;
Ok(())
}
pub async fn resume(&self, _app: String) -> anyhow::Result<()> {
todo!();
pub async fn resume(&self, app_name: String) -> anyhow::Result<()> {
let request = pb::admin::ApplicationRequest {
app_name,
vm_name: None,
args: Vec::new(),
};
let _response = self.connect_to().await?.resume_application(request).await?;
Ok(())
}
pub async fn reboot(&self) -> anyhow::Result<()> {
let request = pb::admin::Empty {};
Expand Down
5 changes: 5 additions & 0 deletions nixos/tests/admin.nix
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Original file line number Diff line number Diff line change
Expand Up @@ -352,6 +352,11 @@ in
print(hostvm.succeed("${cli} --addr ${nodes.adminvm.config.givc.admin.addr} --port ${nodes.adminvm.config.givc.admin.port} --cacert ${nodes.hostvm.givc.host.tls.caCertPath} --cert ${nodes.hostvm.givc.host.tls.certPath} --key ${nodes.hostvm.givc.host.tls.keyPath} ${if tls then "" else "--notls"} --name ${nodes.adminvm.config.givc.admin.name} start --vm chromium-vm foot"))
wait_for_window("ghaf@appvm")

with subtest("stop application"):
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appvm.succeed("pgrep foot")
print(hostvm.succeed("${cli} --addr ${nodes.adminvm.config.givc.admin.addr} --port ${nodes.adminvm.config.givc.admin.port} --cacert ${nodes.hostvm.givc.host.tls.caCertPath} --cert ${nodes.hostvm.givc.host.tls.certPath} --key ${nodes.hostvm.givc.host.tls.keyPath} ${if tls then "" else "--notls"} --name ${nodes.adminvm.config.givc.admin.name} stop foot@1.service"))
appvm.fail("pgrep foot")

with subtest("clear exit and restart"):
print(hostvm.succeed("${cli} --addr ${nodes.adminvm.config.givc.admin.addr} --port ${nodes.adminvm.config.givc.admin.port} --cacert ${nodes.hostvm.givc.host.tls.caCertPath} --cert ${nodes.hostvm.givc.host.tls.certPath} --key ${nodes.hostvm.givc.host.tls.keyPath} ${if tls then "" else "--notls"} --name ${nodes.adminvm.config.givc.admin.name} start --vm chromium-vm clearexit"))
time.sleep(20) # Give few seconds to application to spin up, exit, then start it again
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31 changes: 12 additions & 19 deletions src/admin/server.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -107,8 +107,17 @@ impl AdminServiceImpl {
self.endpoint(&host_mgr).context("Resolving host agent")
}

pub fn endpoint(&self, reentry: &RegistryEntry) -> anyhow::Result<EndpointConfig> {
let transport = reentry.agent()?.to_owned();
pub fn endpoint(&self, entry: &RegistryEntry) -> anyhow::Result<EndpointConfig> {
let transport = match &entry.placement {
Placement::Managed(parent) => {
let parent = self.registry.by_name(&parent)?;
parent
.agent()
.with_context(|| "When get_remote_status()")?
.to_owned() // Fail, if parent also `Managed`
}
Placement::Endpoint(endpoint) => endpoint.clone(), // FIXME: avoid clone!
};
let tls_name = transport.tls_name.clone();
Ok(EndpointConfig {
transport,
Expand Down Expand Up @@ -136,23 +145,7 @@ impl AdminServiceImpl {
&self,
entry: &RegistryEntry,
) -> anyhow::Result<crate::types::UnitStatus> {
let transport = match &entry.placement {
Placement::Managed(parent) => {
let parent = self.registry.by_name(parent)?;
parent.agent()?.to_owned() // Fail, if parent also `Managed`
}
Placement::Endpoint(endpoint) => endpoint.clone(), // FIXME: avoid clone!
};
let tls_name = transport.tls_name.clone();
info!("Get remote status for {tls_name}!");
let endpoint = EndpointConfig {
transport: transport.to_owned(),
tls: self.tls_config.clone().map(|mut tls| {
tls.tls_name = Some(tls_name);
tls
}),
};

let endpoint = self.endpoint(entry)?;
let client = SystemDClient::new(endpoint);
client.get_remote_status(entry.name.clone()).await
}
Expand Down