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Unlucky-Launcher/crates/cli/src/commands/sessions.rs
T
AskaEth a5d1dec495
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release: v0.2.4 里程碑快照(孤儿提交,无父;树 = dev 68362e5)
本批内容见 CHANGELOG.md 的 0.2.4 段。按 D41 用孤儿快照推 main,保留「公开史只有里程碑」的模型。
2026-11-11 21:41:38 +08:00

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//! `sessions list` / `logs` / `diag`:读 M18 的会话索引与 JSONL 事件流。
//!
//! 数据源形状见 `DevDocs/SubAgentsTalk/launch-接口约定.md` §2/§5:
//! - `<sessions_root>/game/index.jsonl`:一会话一行摘要(同 id 取最后一行,倒序);
//! - `<sessions_root>/game/<id>.jsonl`:事件流(`kind` + `payload`)。
//!
//! **M188 起 `sessions_root` = `<.ULL>/logs`**(旧家 `<.ULL>/data/agent/sessions` 只读兼容:
//! 两个索引合并、事件流先新根后旧家),`launcher.log` 就在同一层的 `logs/` 里。
//!
//! `diag` 的结论优先取会话里**落盘的那份**,老会话才把脱敏文本喂回 M15 的内嵌规则集
//! (M242,为什么与代价见 `sessions/diagnosis.rs` 的模块文档)。
mod diagnosis;
/// M242:`ull diag` 的结论来源(落盘那份优先)。拆文件守「单文件 ≤400 行」。
#[cfg(test)]
#[path = "sessions/m242_tests.rs"]
mod m242_tests;
use std::path::Path;
use serde_json::{json, Value};
use unlucky_core::launch::session_index::{self, SessionIndexEntry};
use crate::cli::{DiagArgs, LogsArgs};
use crate::context::Ctx;
use crate::error::CliError;
use crate::output::Report;
/// `ull sessions list [--limit N]`。
///
/// # Errors
///
/// 索引文件读不了时返回用户错误(不存在 = 空列表)。
pub fn list(ctx: &Ctx, limit: usize) -> Result<Report, CliError> {
let index = ctx.session_index();
let entries = merged_entries(ctx)?;
let shown: Vec<&SessionIndexEntry> = entries.iter().take(limit).collect();
let rows: Vec<Value> = shown
.iter()
.map(|entry| {
json!({
"session_id": entry.session_id,
"instance_id": entry.instance_id,
"instance_name": entry.instance_name,
"game_version": entry.game_version,
"started_at": entry.started_at,
"ended_at": entry.ended_at,
"duration_ms": entry.duration_ms,
"exit_code": entry.exit_code,
"exit_type": entry.exit_type,
"silent_failure": entry.silent_failure,
"window_detected": entry.window_detected,
"crash_found": entry.crash_found,
"diagnosis_top": entry.diagnosis_top,
})
})
.collect();
let mut human = vec![format!(
"会话 {} 条(索引 {})",
shown.len(),
index.display()
)];
// M188:旧家的会话仍然列得出来,就得说清它们从哪来——否则用户会以为「新目录里怎么没有」。
let legacy = ctx.legacy_session_index();
if legacy.is_file() {
human.push(format!(
" 旧会话目录仍然只读兼容:{}(不搬不删)",
legacy.display()
));
}
human.push(format!(" 启动器日志:{}", ctx.logs_dir().display()));
if shown.is_empty() {
human.push(" (空)先用 `%prog% launch <实例>` 跑一局".to_string());
}
for entry in &shown {
human.push(format!(
" {} {} {} {} {}",
entry.session_id,
entry.instance_name,
entry.game_version,
entry.started_at,
exit_label(entry),
));
}
Ok(Report::new(json!({ "sessions": rows }), human))
}
/// `ull logs <sid> [--tail N]`:打印事件流末尾 N 条。
///
/// # Errors
///
/// 会话不存在/前缀有歧义、事件流读不了时返回用户错误。
pub fn logs(ctx: &Ctx, args: &LogsArgs) -> Result<Report, CliError> {
let entry = find_entry(ctx, &args.session_id)?;
let path = event_path(ctx, &entry);
let events = read_events(&path)?;
let start = events.len().saturating_sub(args.tail.max(1));
let shown = &events[start..];
// 脱敏一次、两条输出共用:`--json` 是机器消费路径,不该比人类路径拿到更多原文。
let shown: Vec<Value> = shown.iter().map(redact_value).collect();
let mut human = vec![format!(
"会话 {} · {} · 事件 {} 条(显示末尾 {})",
entry.session_id,
entry.instance_name,
events.len(),
shown.len()
)];
human.extend(shown.iter().map(render_event));
Ok(Report::new(
json!({
"session_id": entry.session_id,
"path": path.display().to_string(),
"total": events.len(),
"events": shown,
}),
human,
))
}
/// `ull diag <sid> [--tail N]`:给会话下诊断结论。
///
/// 结论来源**先是会话里落盘的 `diagnosis` 事件**(M242),没有它的老会话才在脱敏文本上重跑
/// ——为什么、代价如何见 `sessions/diagnosis.rs` 的模块文档。`--tail` 只影响重跑那条路。
///
/// `exit` 仍取自索引(launch 报的事实),不是 M15 的结论:换来源只换结论。
///
/// # Errors
///
/// 会话不存在、事件流读不了、结论序列化失败时返回错误。
pub fn diag(ctx: &Ctx, args: &DiagArgs) -> Result<Report, CliError> {
let entry = find_entry(ctx, &args.session_id)?;
let path = event_path(ctx, &entry);
let events = read_events(&path)?;
let found = diagnosis::conclusion(&entry, &events, args.tail)?;
// 脱敏一次、两条输出共用:`--json` 是机器消费路径,不该比人类路径拿到更多原文。
let human: Vec<String> = diagnosis::lines(&entry, &found)
.iter()
.map(|line| unlucky_agent::redact::redact_text(line))
.collect();
let payload = redact_value(&json!({
"session_id": entry.session_id,
"instance_id": entry.instance_id,
"game_version": entry.game_version,
"exit": {
"code": entry.exit_code,
"exit_type": entry.exit_type,
"silent_failure": entry.silent_failure,
"duration_ms": entry.duration_ms,
},
"conclusion_source": found.provenance.as_str(),
"diagnosis": found.record,
}));
Ok(Report::new(payload, human))
}
fn find_entry(ctx: &Ctx, key: &str) -> Result<SessionIndexEntry, CliError> {
let index = ctx.session_index();
let entries = merged_entries(ctx)?;
if let Some(entry) = entries.iter().find(|entry| entry.session_id == key) {
return Ok(entry.clone());
}
let matches: Vec<&SessionIndexEntry> = entries
.iter()
.filter(|entry| entry.session_id.starts_with(key))
.collect();
match matches.as_slice() {
[only] => Ok((*only).clone()),
[] => Err(
CliError::user("session_not_found", format!("找不到会话 `{key}`"))
.with_hint(format!("索引文件:{}", index.display())),
),
_ => Err(CliError::user(
"session_ambiguous",
format!("`{key}` 匹配到 {} 个会话,请给更长的前缀", matches.len()),
)),
}
}
fn event_path(ctx: &Ctx, entry: &SessionIndexEntry) -> std::path::PathBuf {
// M188:新会话在 `logs/game/`,旧会话在 `data/agent/sessions/game/`(只读兼容)。
// 先看新根,再回落旧家;两处都没有就把新根路径交出去(错误信息据此说「该去哪找」)。
// M211/D2:`log_path` 已经**相对会话根**(`game/<id>.jsonl`),解析交给 core 里唯一的
// `session_index::event_file`——这里不许再自己拼 `game/`,否则又是一份第三真相。
let primary = session_index::event_file(&ctx.sessions_root(), &entry.log_path);
if primary.is_file() {
return primary;
}
let legacy = session_index::event_file(&ctx.legacy_sessions_root(), &entry.log_path);
if legacy.is_file() {
return legacy;
}
primary
}
/// 两个索引合并后的条目(新根 `logs/` 在前,旧家只读兼容在后;同 id 以新根为准)。
fn merged_entries(ctx: &Ctx) -> Result<Vec<SessionIndexEntry>, CliError> {
let mut indexes = vec![ctx.session_index()];
let legacy = ctx.legacy_session_index();
if legacy.is_file() {
indexes.push(legacy);
}
let mut merged: Vec<SessionIndexEntry> = Vec::new();
for index in indexes {
for entry in session_index::read_all(&index)
.map_err(|error| CliError::io("读会话索引", &index, &error))?
{
if merged
.iter()
.any(|item| item.session_id == entry.session_id)
{
continue;
}
merged.push(entry);
}
}
merged.sort_by(|left, right| right.started_at.cmp(&left.started_at));
Ok(merged)
}
fn read_events(path: &Path) -> Result<Vec<Value>, CliError> {
let text = std::fs::read_to_string(path)
.map_err(|error| CliError::io("读会话事件流", path, &error))?;
Ok(text
.lines()
.filter(|line| !line.trim().is_empty())
.filter_map(|line| serde_json::from_str::<Value>(line).ok())
.collect())
}
fn render_event(event: &Value) -> String {
let ts = event.get("ts").and_then(Value::as_str).unwrap_or("");
let kind = event.get("kind").and_then(Value::as_str).unwrap_or("?");
let detail = event
.pointer("/payload/line")
.and_then(Value::as_str)
.or_else(|| event.pointer("/payload/summary").and_then(Value::as_str))
.unwrap_or_default();
format!("[{ts}] {kind} {detail}")
}
/// 递归脱敏任意 JSON(所有字符串过 `redact_text`:主目录用户名段 + Bearer 令牌)。
fn redact_value(value: &Value) -> Value {
match value {
Value::String(text) => Value::String(unlucky_agent::redact::redact_text(text)),
Value::Array(items) => Value::Array(items.iter().map(redact_value).collect()),
Value::Object(map) => Value::Object(
map.iter()
.map(|(key, child)| (key.clone(), redact_value(child)))
.collect(),
),
other => other.clone(),
}
}
fn exit_label(entry: &SessionIndexEntry) -> String {
let code = entry
.exit_code
.map_or_else(|| "无退出码".to_string(), |code| format!("退出码 {code}"));
let exit_type = entry
.exit_type
.clone()
.unwrap_or_else(|| "unknown".to_string());
let silent = if entry.silent_failure {
" · 静默失败"
} else {
""
};
format!("{code}/{exit_type}{silent}")
}
/// M211/D5:`ull launch` 也必须写 `<data>/logs/launcher.log`(与 GUI 同一份文件、同一行格式)。
///
/// 为什么这条用例在这个文件里:CLI 侧本 mission 只允许改 `commands/launch.rs` 与
/// `commands/sessions.rs`,而 `launch.rs` 已到 389 行、再加用例会破「文件 ≤400 行」——
/// 用例放在同一个 `<data>/logs` 层级的读取方(本文件打印「启动器日志:<dir>」)旁边。
///
/// 变异证明:删掉 `commands/launch.rs` 里的 `record_start(...)` ⇒ 本条红(文件根本不存在);
/// 把 `set_dir` 的入参换成别的目录 ⇒ 本条红。
#[cfg(test)]
mod tests {
/// 一个最小实例档案(`profiles.json`):只要能让 `launch` 走到「准备启动」这一段。
const PROFILES: &str = r#"{"schema_version":1,"profiles":[{"id":"11111111-2222-4333-8444-000000000001","name":"生存服","version_id":"1.20.1"}]}"#;
#[test]
fn a_launch_attempt_writes_the_launcher_log() {
let root = std::env::temp_dir().join(format!("ull-m211-cli-{}", std::process::id()));
let _ = std::fs::remove_dir_all(&root);
std::fs::create_dir_all(root.join(".ULL/config")).expect("建配置目录");
std::fs::write(root.join(".ULL/config/profiles.json"), PROFILES).expect("写 profiles");
let args: Vec<String> = vec![
"launch".to_string(),
"生存服".to_string(),
"--data-dir".to_string(),
root.display().to_string(),
];
let (mut out, mut err) = (Vec::new(), Vec::new());
// 版本本体不存在 ⇒ 这条命令会失败,但「启动前」那一行必须已经落盘
// (事故现场最需要的正是「它打算用什么起的」)。
let _ = crate::run(&args, &mut out, &mut err);
let log = std::fs::read_to_string(root.join(".ULL/logs/launcher.log"))
.expect("`ull launch` 必须在 <data>/logs/launcher.log 里留下启动器日志");
assert!(
log.contains("[launch] instance=11111111-2222-4333-8444-000000000001"),
"{log}"
);
assert!(
log.contains("game_dir=") && log.contains("memory="),
"{log}"
);
std::fs::remove_dir_all(&root).ok();
}
}