use std::collections::HashMap; use std::process::{Command, Stdio}; use futures_util::future::BoxFuture; use crate::actors::Actor; use crate::db::ArchivedValue; use crate::resources::modules::fabaccess::ArchivedStatus; use crate::resources::state::State; pub struct Process { name: String, cmd: String, args: Vec, } impl Process { pub fn new(name: String, params: &HashMap) -> Option { let cmd = params.get("cmd").map(|s| s.to_string())?; let args = params.get("args").map(|argv| argv.split_whitespace() .map(|s| s.to_string()) .collect()) .unwrap_or_else(Vec::new); Some(Self { name, cmd, args }) } pub fn into_boxed_actuator(self) -> Box { Box::new(self) } } impl Actor for Process { fn apply(&mut self, state: ArchivedValue) -> BoxFuture<'static, ()> { tracing::debug!(name=%self.name, cmd=%self.cmd, ?state, "Process actor updating state"); let mut command = Command::new(&self.cmd); command .stdin(Stdio::null()) .args(self.args.iter()) .arg(&self.name); match &state.as_ref().inner.state { ArchivedStatus::Free => { command.arg("free"); } ArchivedStatus::InUse(by) => { command.arg("inuse").arg(by.id.as_str()); } ArchivedStatus::ToCheck(by) => { command.arg("tocheck") .arg(by.id.as_str()); } ArchivedStatus::Blocked(by) => { command.arg("blocked") .arg(by.id.as_str()); } ArchivedStatus::Disabled => { command.arg("disabled"); }, ArchivedStatus::Reserved(by) => { command.arg("reserved") .arg(by.id.as_str()); } } let name = self.name.clone(); Box::pin(async move { match command.output() { Ok(retv) if retv.status.success() => { tracing::trace!("Actor was successful"); let outstr = String::from_utf8_lossy(&retv.stdout); for line in outstr.lines() { tracing::debug!(%name, %line, "actor stdout"); } } Ok(retv) => { tracing::warn!(%name, ?state, code=?retv.status, "Actor returned nonzero exitcode" ); if !retv.stderr.is_empty() { let errstr = String::from_utf8_lossy(&retv.stderr); for line in errstr.lines() { tracing::warn!(%name, %line, "actor stderr"); } } } Err(error) => tracing::warn!(%name, ?error, "process actor failed to run cmd"), }}) } }