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use anyhow::{Context, Result};
use serde_derive::Deserialize;
use std::process::Command;
#[derive(Deserialize)]
#[serde(rename_all = "kebab-case")]
#[allow(unused)]
pub(crate) struct Status {
pub(crate) deployments: Vec<Deployment>,
}
#[derive(Deserialize)]
#[serde(rename_all = "kebab-case")]
#[allow(unused)]
pub(crate) struct Deployment {
pub(crate) unlocked: Option<String>,
pub(crate) osname: String,
pub(crate) pinned: bool,
pub(crate) checksum: String,
pub(crate) staged: Option<bool>,
pub(crate) booted: bool,
pub(crate) serial: u32,
pub(crate) origin: String,
}
pub(crate) fn query_status() -> Result<Status> {
// Retry on temporary activation failures, see
// https://github.com/coreos/rpm-ostree/issues/2531
let pause = std::time::Duration::from_secs(1);
let mut retries = 0;
let cmd_res = loop {
retries += 1;
let res = Command::new("rpm-ostree")
.args(&["status", "--json"])
.output()
.context("failed to spawn 'rpm-ostree status'")?;
if res.status.success() || retries >= 10 {
break res;
}
std::thread::sleep(pause);
};
if !cmd_res.status.success() {
anyhow::bail!(
"running 'rpm-ostree status' failed: {}",
String::from_utf8_lossy(&cmd_res.stderr)
);
}
serde_json::from_slice(&cmd_res.stdout).context("failed to parse 'rpm-ostree status' output")
}
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