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|
use crate::api::schema::{EmptyParams, Method, Request, ServerLiveHandoffParams};
pub(super) fn run_server_command(args: &[String]) -> std::io::Result<Option<i32>> {
let Some(subcommand) = args.first().map(|arg| arg.as_str()) else {
return Ok(None);
};
match subcommand {
"stop" => server_stop(&args[1..]).map(Some),
"live-handoff" => server_live_handoff(&args[1..]).map(Some),
"--handoff-import" => Ok(None),
"reload-config" => server_reload_config(&args[1..]).map(Some),
"agent-manifests" => server_agent_manifests(&args[1..]).map(Some),
"reload-agent-manifests" => server_reload_agent_manifests(&args[1..]).map(Some),
"help" | "--help" | "-h" => {
print_server_help();
Ok(Some(0))
}
_ => {
print_server_help();
Ok(Some(2))
}
}
}
fn server_stop(args: &[String]) -> std::io::Result<i32> {
if !args.is_empty() {
eprintln!("usage: herdr server stop");
return Ok(2);
}
super::send_ok_request(Method::ServerStop(EmptyParams::default()))
}
fn server_reload_config(args: &[String]) -> std::io::Result<i32> {
if !args.is_empty() {
eprintln!("usage: herdr server reload-config");
return Ok(2);
}
super::print_response(&super::send_request(&Request {
id: "cli:server:reload-config".into(),
method: Method::ServerReloadConfig(EmptyParams::default()),
})?)
}
fn server_agent_manifests(args: &[String]) -> std::io::Result<i32> {
let json = match args {
[] => false,
[flag] if flag == "--json" => true,
_ => {
eprintln!("usage: herdr server agent-manifests [--json]");
return Ok(2);
}
};
let response = super::send_request(&Request {
id: "cli:server:agent-manifests".into(),
method: Method::ServerAgentManifests(EmptyParams::default()),
})?;
if json || response.get("error").is_some() {
return super::print_response(&response);
}
print_agent_manifest_status(&response);
Ok(0)
}
fn server_reload_agent_manifests(args: &[String]) -> std::io::Result<i32> {
if !args.is_empty() {
eprintln!("usage: herdr server reload-agent-manifests");
return Ok(2);
}
super::print_response(&super::send_request(&Request {
id: "cli:server:reload-agent-manifests".into(),
method: Method::ServerReloadAgentManifests(EmptyParams::default()),
})?)
}
fn print_agent_manifest_status(response: &serde_json::Value) {
let result = &response["result"];
let last_check = result["last_check_unix"]
.as_u64()
.map(|value| value.to_string())
.unwrap_or_else(|| "never".to_string());
let last_result = result["last_result"].as_str().unwrap_or("not checked");
println!("last check: {last_check}");
println!("result: {last_result}");
println!();
let Some(manifests) = result["manifests"].as_array() else {
return;
};
for manifest in manifests {
let agent = manifest["agent"].as_str().unwrap_or("-");
let source = manifest["source_kind"].as_str().unwrap_or("-");
let active_version = manifest["active_version"].as_str().unwrap_or("-");
let remote_version = manifest["cached_remote_version"].as_str().unwrap_or("-");
let remote_result = manifest["remote_update_result"]
.as_str()
.unwrap_or("not checked");
let local_override_shadowing_remote = manifest["local_override_shadowing_remote"]
.as_bool()
.unwrap_or(false);
let marker = if local_override_shadowing_remote {
"!"
} else if manifest["remote_update_error"].as_str().is_some() {
"x"
} else {
" "
};
println!(
"{marker} {agent:<9} {source:<14} active {active_version:<14} remote {remote_version:<14} {remote_result}"
);
if let Some(error) = manifest["remote_update_error"].as_str() {
println!(" {error}");
} else if local_override_shadowing_remote {
println!(" local override shadows cached remote rules");
} else if let Some(warning) = manifest["warning"].as_str() {
println!(" {warning}");
}
}
}
fn server_live_handoff(args: &[String]) -> std::io::Result<i32> {
let Some(params) = parse_live_handoff_params(args) else {
eprintln!(
"usage: herdr server live-handoff [--import-exe <path>] [--expected-protocol <n>] [--expected-version <version>]"
);
return Ok(2);
};
let response = super::send_request(&Request {
id: "cli:server:live-handoff".into(),
method: Method::ServerLiveHandoff(params),
})?;
if response.get("error").is_some() {
let rendered = serde_json::to_string(&response).unwrap_or_else(|err| {
format!(
"{{\"error\":{{\"code\":\"render_failed\",\"message\":\"failed to render error response: {err}\"}}}}"
)
});
eprintln!("{rendered}");
return Ok(1);
}
eprintln!(
"live handoff complete; server log: {}",
crate::session::data_dir()
.join("herdr-server.log")
.display()
);
Ok(0)
}
fn parse_live_handoff_params(args: &[String]) -> Option<ServerLiveHandoffParams> {
let mut params = ServerLiveHandoffParams::default();
let mut idx = 0;
while idx < args.len() {
let arg = &args[idx];
let (flag, value) = if let Some((flag, value)) = arg.split_once('=') {
(flag, Some(value.to_string()))
} else {
let value = args.get(idx + 1).cloned();
idx += 1;
(arg.as_str(), value)
};
let value = value?;
match flag {
"--import-exe" => params.import_exe = Some(value),
"--expected-protocol" => {
params.expected_protocol = Some(value.parse().ok()?);
}
"--expected-version" => params.expected_version = Some(value),
_ => return None,
}
idx += 1;
}
Some(params)
}
fn print_server_help() {
eprintln!("herdr server commands:");
eprintln!(" herdr server run as headless server");
eprintln!(" herdr server stop stop the running server via the API socket");
eprintln!(" herdr server live-handoff hand off live panes to a new local server");
eprintln!(" herdr server reload-config reload config.toml in the running server");
eprintln!(" herdr server agent-manifests [--json] show agent detection manifest status");
eprintln!(" herdr server reload-agent-manifests reload agent detection manifests in the running server");
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn live_handoff_params_parse_remote_update_fields() {
let args = vec![
"--import-exe".to_string(),
"/home/me/.local/bin/herdr".to_string(),
"--expected-protocol=9".to_string(),
"--expected-version".to_string(),
"0.6.2".to_string(),
];
let params = parse_live_handoff_params(&args).expect("params");
assert_eq!(
params.import_exe.as_deref(),
Some("/home/me/.local/bin/herdr")
);
assert_eq!(params.expected_protocol, Some(9));
assert_eq!(params.expected_version.as_deref(), Some("0.6.2"));
}
}
|
