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add endpoint for dmesg logs

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This commit is contained in:
Aiden McClelland
2022-03-16 13:26:28 -05:00
committed by Aiden McClelland
parent 39a2685506
commit 659af734eb
3 changed files with 37 additions and 15 deletions
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34
backend/src/logs.rs
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@@ -106,6 +106,7 @@ fn deserialize_string_or_utf8_array<'de, D: serde::de::Deserializer<'de>>(
#[derive(Debug)]
pub enum LogSource {
Kernel,
Service(&'static str),
Container(PackageId),
}
@@ -139,37 +140,42 @@ pub async fn fetch_logs(
cursor: Option<String>,
before_flag: bool,
) -> Result<LogResponse, Error> {
let limit = limit.unwrap_or(50);
let limit_formatted = format!("-n{}", limit);
let mut cmd = Command::new("journalctl");
let mut args = vec!["--output=json", "--output-fields=MESSAGE", &limit_formatted];
let id_formatted = match id {
let limit = limit.unwrap_or(50);
cmd.arg("--output=json");
cmd.arg("--output-fields=MESSAGE");
cmd.arg(format!("-n{}", limit));
match id {
LogSource::Kernel => {
cmd.arg("-k");
}
LogSource::Service(id) => {
args.push("-u");
id.to_owned()
cmd.arg("-u");
cmd.arg(id);
}
LogSource::Container(id) => {
format!("CONTAINER_NAME={}", DockerAction::container_name(&id, None))
cmd.arg(format!(
"CONTAINER_NAME={}",
DockerAction::container_name(&id, None)
));
}
};
args.push(&id_formatted);
let cursor_formatted = format!("--after-cursor={}", cursor.clone().unwrap_or("".to_owned()));
let mut get_prev_logs_and_reverse = false;
if cursor.is_some() {
args.push(&cursor_formatted);
cmd.arg(&cursor_formatted);
if before_flag {
get_prev_logs_and_reverse = true;
}
}
if get_prev_logs_and_reverse {
args.push("--reverse");
cmd.arg("--reverse");
}
let mut child = Command::new("journalctl")
.args(args)
.stdout(Stdio::piped())
.spawn()?;
let mut child = cmd.stdout(Stdio::piped()).spawn()?;
let out = BufReader::new(
child
.stdout