crates/hub/src/db/runners.rs at 71e65fcf95ab · andymccall/oxygenhub

# 71e65fcf95ab oxygenhub / crates / hub / src / db / runners.rs

13.2 KiB · Rust · last changed Runners decline, and the queue says why a job waits 1 month ago source blame history raw

//! OxygenFlow runners (hub spec §13.2): who may claim jobs, what they are,
//! whether they are taking work, and what they have run.

use super::{now_ms, Pool};
use sqlx::FromRow;

#[derive(Clone, Debug, Default, FromRow)]
pub struct Runner {
    pub id: i64,
    pub name: String,
    pub token_hash: String,
    pub source: String,
    pub key: String,
    pub key_name: String,
    pub arch: String,
    pub os: String,
    pub version: String,
    pub labels: String,
    pub max_jobs: i64,
    pub memory_mib: Option<i64>,
    pub cpus: Option<i64>,
    pub state: String,
    pub created_ms: i64,
    pub created_by: String,
    pub last_seen_ms: Option<i64>,
    /// The owner whose repositories it serves; empty for the whole site.
    pub scope_owner: String,
    /// The one repository it serves, when it serves one.
    pub scope_repo_id: Option<i64>,
    /// Labels an administrator gave it, beside those it reports (#98).
    pub admin_labels: String,
    /// A time limit for its jobs in minutes, below the site's, when set.
    pub timeout_minutes: Option<i64>,
    /// The tiers it offered at its last claim, comma-separated.
    pub tiers: String,
    /// The images it held then (a JSON array); empty when it did not say.
    pub images: String,
    /// BLAKE3 of what it offers; its declines hold until this changes.
    pub profile: String,
}

/// Which repositories' jobs a runner may take (oxygenhub#41).
#[derive(Clone, Debug, Default, PartialEq, Eq)]
pub struct Scope {
    /// Empty: any owner.
    pub owner: String,
    /// `None`: any of the owner's repositories.
    pub repo_id: Option<i64>,
}

impl Scope {
    pub fn is_site(&self) -> bool {
        self.owner.is_empty() && self.repo_id.is_none()
    }
}

/// A runner that has not polled for this long is shown offline.
pub const ONLINE_MS: i64 = 90_000;

impl Runner {
    pub fn online(&self) -> bool {
        self.last_seen_ms.is_some_and(|t| now_ms() - t < ONLINE_MS)
    }

    /// `online`, `offline`, `draining` or `disabled`.
    pub fn status(&self) -> &'static str {
        match self.state.as_str() {
            "disabled" => "disabled",
            "draining" => "draining",
            _ if self.online() => "online",
            _ => "offline",
        }
    }

    /// Every label it carries: what it reports, and what an administrator
    /// gave it.
    pub fn label_list(&self) -> Vec<&str> {
        let mut out: Vec<&str> = self.labels.split(',').filter(|l| !l.is_empty()).collect();
        for l in self.admin_label_list() {
            if !out.contains(&l) {
                out.push(l);
            }
        }
        out
    }

    pub fn admin_label_list(&self) -> Vec<&str> {
        self.admin_labels.split(',').filter(|l| !l.is_empty()).collect()
    }

    /// The labels it reported itself, as the admin page distinguishes them.
    pub fn reported_label_list(&self) -> Vec<&str> {
        self.labels.split(',').filter(|l| !l.is_empty()).collect()
    }

    pub fn scope(&self) -> Scope {
        Scope { owner: self.scope_owner.clone(), repo_id: self.scope_repo_id }
    }
}

pub async fn by_token(pool: &Pool, token_hash: &str) -> sqlx::Result<Option<Runner>> {
    sqlx::query_as("SELECT * FROM flow_runners WHERE token_hash = ?").bind(token_hash).fetch_optional(pool).await
}

pub async fn get(pool: &Pool, id: i64) -> sqlx::Result<Option<Runner>> {
    sqlx::query_as("SELECT * FROM flow_runners WHERE id = ?").bind(id).fetch_optional(pool).await
}

pub async fn list(pool: &Pool) -> sqlx::Result<Vec<Runner>> {
    sqlx::query_as("SELECT * FROM flow_runners ORDER BY name, id").fetch_all(pool).await
}

/// The row of a runner configured with a hub.toml token, made on first sight.
pub async fn configured(pool: &Pool, token_hash: &str, name: &str) -> sqlx::Result<Runner> {
    sqlx::query("INSERT OR IGNORE INTO flow_runners (name, token_hash, source, created_ms) VALUES (?, ?, 'config', ?)")
        .bind(name)
        .bind(token_hash)
        .bind(now_ms())
        .execute(pool)
        .await?;
    Ok(by_token(pool, token_hash).await?.expect("just made"))
}

/// What a claim says about the runner, and that it was seen now. A
/// configured runner takes the name it claims with.
/// The administrator's settings for a runner (#98).
pub async fn set_limits(pool: &Pool, id: i64, admin_labels: &str, timeout_minutes: Option<i64>) -> sqlx::Result<()> {
    sqlx::query("UPDATE flow_runners SET admin_labels = ?, timeout_minutes = ? WHERE id = ?")
        .bind(admin_labels)
        .bind(timeout_minutes)
        .bind(id)
        .execute(pool)
        .await?;
    Ok(())
}

pub async fn seen(pool: &Pool, id: i64, name: Option<&str>, info: Option<&flow_core::api::RunnerInfo>) -> sqlx::Result<()> {
    let now = now_ms();
    match info {
        Some(i) => {
            sqlx::query(
                "UPDATE flow_runners SET arch = ?, os = ?, version = ?, labels = ?, max_jobs = ?, memory_mib = ?, cpus = ?, last_seen_ms = ? WHERE id = ?",
            )
            .bind(&i.arch)
            .bind(&i.os)
            .bind(&i.version)
            .bind(i.labels.join(","))
            .bind(i.max_jobs as i64)
            .bind(i.memory_mib.map(i64::from))
            .bind(i.cpus.map(i64::from))
            .bind(now)
            .bind(id)
            .execute(pool)
            .await?;
        }
        None => {
            sqlx::query("UPDATE flow_runners SET last_seen_ms = ? WHERE id = ?").bind(now).bind(id).execute(pool).await?;
        }
    }
    if let Some(n) = name {
        sqlx::query("UPDATE flow_runners SET name = ? WHERE id = ? AND source = 'config'").bind(n).bind(id).execute(pool).await?;
    }
    Ok(())
}

/// What a runner offers at a claim (OxygenFlow spec §11.1): its tiers and
/// images, and the profile hash over those, its architecture, labels and
/// capacity.
pub async fn set_offer(pool: &Pool, id: i64, tiers: &[String], images: Option<&[String]>, profile: &str) -> sqlx::Result<()> {
    let images = images.map(|i| serde_json::to_string(i).unwrap_or_default()).unwrap_or_default();
    sqlx::query("UPDATE flow_runners SET tiers = ?, images = ?, profile = ? WHERE id = ?")
        .bind(tiers.join(","))
        .bind(images)
        .bind(profile)
        .bind(id)
        .execute(pool)
        .await?;
    Ok(())
}

impl Runner {
    pub fn tier_list(&self) -> Vec<&str> {
        self.tiers.split(',').filter(|t| !t.is_empty()).collect()
    }

    /// The images it holds, `None` when it does not say.
    pub fn image_list(&self) -> Option<Vec<String>> {
        if self.images.is_empty() {
            None
        } else {
            serde_json::from_str(&self.images).ok()
        }
    }
}

pub async fn set_state(pool: &Pool, id: i64, state: &str) -> sqlx::Result<()> {
    sqlx::query("UPDATE flow_runners SET state = ? WHERE id = ?").bind(state).bind(id).execute(pool).await?;
    Ok(())
}

/// Forget a runner: its credential stops working. Its jobs keep its name.
pub async fn remove(pool: &Pool, id: i64) -> sqlx::Result<()> {
    sqlx::query("DELETE FROM flow_runners WHERE id = ?").bind(id).execute(pool).await?;
    Ok(())
}

/// The key a runner signs receipts with: the one bound, or `key` (named
/// `name`) when none is yet.
pub async fn bind_key(pool: &Pool, id: i64, key: &str, name: &str) -> sqlx::Result<String> {
    sqlx::query("UPDATE flow_runners SET key = ?, key_name = ? WHERE id = ? AND key = ''")
        .bind(key)
        .bind(name)
        .bind(id)
        .execute(pool)
        .await?;
    sqlx::query_scalar("SELECT key FROM flow_runners WHERE id = ?").bind(id).fetch_one(pool).await
}

/// Keys that runners of this hub sign with.
pub async fn keys(pool: &Pool) -> sqlx::Result<Vec<String>> {
    sqlx::query_scalar("SELECT key FROM flow_runners WHERE key != ''").fetch_all(pool).await
}

/// A one-time registration token, valid for a day, for a runner of `scope`.
pub async fn add_registration(pool: &Pool, token_hash: &str, by: &str, scope: &Scope) -> sqlx::Result<()> {
    let now = now_ms();
    sqlx::query(
        "INSERT INTO flow_runner_registrations (token_hash, created_by, created_ms, expires_ms, scope_owner, scope_repo_id) VALUES (?, ?, ?, ?, ?, ?)",
    )
    .bind(token_hash)
    .bind(by)
    .bind(now)
    .bind(now + 24 * 3_600_000)
    .bind(&scope.owner)
    .bind(scope.repo_id)
    .execute(pool)
    .await?;
    Ok(())
}

/// The runners that may take a repository's jobs: the site's, its owner's
/// and its own (oxygenhub#41).
pub async fn serving(pool: &Pool, owner: &str, repo_id: i64) -> sqlx::Result<Vec<Runner>> {
    sqlx::query_as(
        "SELECT * FROM flow_runners WHERE (scope_owner = '' AND scope_repo_id IS NULL) \
         OR (scope_owner = ? AND scope_repo_id IS NULL) OR scope_repo_id = ? ORDER BY name",
    )
    .bind(owner)
    .bind(repo_id)
    .fetch_all(pool)
    .await
}

/// The runners that serve an owner: the site's, and those scoped to the
/// owner or one of its repositories.
pub async fn serving_owner(pool: &Pool, owner: &str) -> sqlx::Result<Vec<Runner>> {
    sqlx::query_as("SELECT * FROM flow_runners WHERE (scope_owner = '' AND scope_repo_id IS NULL) OR scope_owner = ? ORDER BY name")
        .bind(owner)
        .fetch_all(pool)
        .await
}

/// Change the repositories a runner serves.
pub async fn set_scope(pool: &Pool, id: i64, scope: &Scope) -> sqlx::Result<()> {
    sqlx::query("UPDATE flow_runners SET scope_owner = ?, scope_repo_id = ? WHERE id = ?")
        .bind(&scope.owner)
        .bind(scope.repo_id)
        .bind(id)
        .execute(pool)
        .await?;
    Ok(())
}

/// Registration tokens not used yet and not expired: (created by, created, expires).
pub async fn pending_registrations(pool: &Pool) -> sqlx::Result<Vec<(String, i64, i64)>> {
    sqlx::query_as("SELECT created_by, created_ms, expires_ms FROM flow_runner_registrations WHERE used_ms IS NULL AND expires_ms > ? ORDER BY created_ms DESC")
        .bind(now_ms())
        .fetch_all(pool)
        .await
}

/// Use registration token `token_hash` to register a runner: `None` when
/// the token is unknown, used or expired.
#[allow(clippy::too_many_arguments)]
pub async fn register(
    pool: &Pool,
    registration: &str,
    name: &str,
    token_hash: &str,
    key: &str,
    key_name: &str,
    by_default: &str,
) -> sqlx::Result<Option<Runner>> {
    let mut tx = super::begin_write(pool).await?;
    let now = now_ms();
    let found: Option<(String, String, Option<i64>)> = sqlx::query_as(
        "SELECT created_by, scope_owner, scope_repo_id FROM flow_runner_registrations WHERE token_hash = ? AND used_ms IS NULL AND expires_ms > ?",
    )
    .bind(registration)
    .bind(now)
    .fetch_optional(&mut *tx)
    .await?;
    let Some((who, scope_owner, scope_repo_id)) = found else { return Ok(None) };
    let id: i64 = sqlx::query_scalar(
        "INSERT INTO flow_runners (name, token_hash, source, key, key_name, created_ms, created_by, scope_owner, scope_repo_id) VALUES (?, ?, 'registered', ?, ?, ?, ?, ?, ?) RETURNING id",
    )
    .bind(name)
    .bind(token_hash)
    .bind(key)
    .bind(key_name)
    .bind(now)
    .bind(if who.is_empty() { by_default } else { &who })
    .bind(scope_owner)
    .bind(scope_repo_id)
    .fetch_one(&mut *tx)
    .await?;
    sqlx::query("UPDATE flow_runner_registrations SET used_ms = ?, runner_id = ? WHERE token_hash = ?")
        .bind(now)
        .bind(id)
        .bind(registration)
        .execute(&mut *tx)
        .await?;
    tx.commit().await?;
    get(pool, id).await
}

/// A job a runner ran, for its history.
#[derive(Clone, Debug, FromRow)]
pub struct RunnerJob {
    pub owner: String,
    pub repo: String,
    pub run_number: i64,
    pub job: String,
    pub status: String,
    pub started_ms: Option<i64>,
    pub finished_ms: Option<i64>,
    pub receipt_attest: String,
}

/// Jobs runner `id` ran or is running, newest first.
pub async fn history(pool: &Pool, id: i64, limit: i64, before: Option<i64>) -> sqlx::Result<Vec<RunnerJob>> {
    sqlx::query_as(
        "SELECT p.owner AS owner, p.name AS repo, r.number AS run_number, j.name AS job, j.status AS status, j.started_ms AS started_ms, \
         j.finished_ms AS finished_ms, j.receipt_attest AS receipt_attest \
         FROM flow_jobs j JOIN flow_runs r ON r.id = j.run_id JOIN repositories p ON p.id = r.repo_id \
         WHERE j.runner_id = ? AND (? IS NULL OR j.started_ms < ?) ORDER BY j.started_ms DESC LIMIT ?",
    )
    .bind(id)
    .bind(before)
    .bind(before)
    .bind(limit)
    .fetch_all(pool)
    .await
}

/// (jobs run, passed, busy milliseconds) of runner `id`.
pub async fn totals(pool: &Pool, id: i64) -> sqlx::Result<(i64, i64, i64)> {
    sqlx::query_as(
        "SELECT COUNT(*), COALESCE(SUM(status = 'passed'), 0), COALESCE(SUM(finished_ms - started_ms), 0) \
         FROM flow_jobs WHERE runner_id = ? AND finished_ms IS NOT NULL",
    )
    .bind(id)
    .fetch_one(pool)
    .await
}

/// Jobs running on each runner now, by runner id.
pub async fn running(pool: &Pool) -> sqlx::Result<Vec<(i64, i64)>> {
    sqlx::query_as("SELECT runner_id, COUNT(*) FROM flow_jobs WHERE status = 'running' AND runner_id IS NOT NULL GROUP BY runner_id")
        .fetch_all(pool)
        .await
}

pub async fn set_job_runner(pool: &Pool, job_id: i64, runner_id: i64) -> sqlx::Result<()> {
    sqlx::query("UPDATE flow_jobs SET runner_id = ? WHERE id = ?").bind(runner_id).bind(job_id).execute(pool).await?;
    Ok(())
}

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1	//! OxygenFlow runners (hub spec §13.2): who may claim jobs, what they are,
2	//! whether they are taking work, and what they have run.
3
4	use super::{now_ms, Pool};
5	use sqlx::FromRow;
6
7	#[derive(Clone, Debug, Default, FromRow)]
8	pub struct Runner {
9	pub id: i64,
10	pub name: String,
11	pub token_hash: String,
12	pub source: String,
13	pub key: String,
14	pub key_name: String,
15	pub arch: String,
16	pub os: String,
17	pub version: String,
18	pub labels: String,
19	pub max_jobs: i64,
20	pub memory_mib: Option<i64>,
21	pub cpus: Option<i64>,
22	pub state: String,
23	pub created_ms: i64,
24	pub created_by: String,
25	pub last_seen_ms: Option<i64>,
26	/// The owner whose repositories it serves; empty for the whole site.
27	pub scope_owner: String,
28	/// The one repository it serves, when it serves one.
29	pub scope_repo_id: Option<i64>,
30	/// Labels an administrator gave it, beside those it reports (#98).
31	pub admin_labels: String,
32	/// A time limit for its jobs in minutes, below the site's, when set.
33	pub timeout_minutes: Option<i64>,
34	/// The tiers it offered at its last claim, comma-separated.
35	pub tiers: String,
36	/// The images it held then (a JSON array); empty when it did not say.
37	pub images: String,
38	/// BLAKE3 of what it offers; its declines hold until this changes.
39	pub profile: String,
40	}
41
42	/// Which repositories' jobs a runner may take (oxygenhub#41).
43	#[derive(Clone, Debug, Default, PartialEq, Eq)]
44	pub struct Scope {
45	/// Empty: any owner.
46	pub owner: String,
47	/// `None`: any of the owner's repositories.
48	pub repo_id: Option<i64>,
49	}
50
51	impl Scope {
52	pub fn is_site(&self) -> bool {
53	self.owner.is_empty() && self.repo_id.is_none()
54	}
55	}
56
57	/// A runner that has not polled for this long is shown offline.
58	pub const ONLINE_MS: i64 = 90_000;
59
60	impl Runner {
61	pub fn online(&self) -> bool {
62	self.last_seen_ms.is_some_and(\|t\| now_ms() - t < ONLINE_MS)
63	}
64
65	/// `online`, `offline`, `draining` or `disabled`.
66	pub fn status(&self) -> &'static str {
67	match self.state.as_str() {
68	"disabled" => "disabled",
69	"draining" => "draining",
70	_ if self.online() => "online",
71	_ => "offline",
72	}
73	}
74
75	/// Every label it carries: what it reports, and what an administrator
76	/// gave it.
77	pub fn label_list(&self) -> Vec<&str> {
78	let mut out: Vec<&str> = self.labels.split(',').filter(\|l\| !l.is_empty()).collect();
79	for l in self.admin_label_list() {
80	if !out.contains(&l) {
81	out.push(l);
82	}
83	}
84	out
85	}
86
87	pub fn admin_label_list(&self) -> Vec<&str> {
88	self.admin_labels.split(',').filter(\|l\| !l.is_empty()).collect()
89	}
90
91	/// The labels it reported itself, as the admin page distinguishes them.
92	pub fn reported_label_list(&self) -> Vec<&str> {
93	self.labels.split(',').filter(\|l\| !l.is_empty()).collect()
94	}
95
96	pub fn scope(&self) -> Scope {
97	Scope { owner: self.scope_owner.clone(), repo_id: self.scope_repo_id }
98	}
99	}
100
101	pub async fn by_token(pool: &Pool, token_hash: &str) -> sqlx::Result<Option<Runner>> {
102	sqlx::query_as("SELECT * FROM flow_runners WHERE token_hash = ?").bind(token_hash).fetch_optional(pool).await
103	}
104
105	pub async fn get(pool: &Pool, id: i64) -> sqlx::Result<Option<Runner>> {
106	sqlx::query_as("SELECT * FROM flow_runners WHERE id = ?").bind(id).fetch_optional(pool).await
107	}
108
109	pub async fn list(pool: &Pool) -> sqlx::Result<Vec<Runner>> {
110	sqlx::query_as("SELECT * FROM flow_runners ORDER BY name, id").fetch_all(pool).await
111	}
112
113	/// The row of a runner configured with a hub.toml token, made on first sight.
114	pub async fn configured(pool: &Pool, token_hash: &str, name: &str) -> sqlx::Result<Runner> {
115	sqlx::query("INSERT OR IGNORE INTO flow_runners (name, token_hash, source, created_ms) VALUES (?, ?, 'config', ?)")
116	.bind(name)
117	.bind(token_hash)
118	.bind(now_ms())
119	.execute(pool)
120	.await?;
121	Ok(by_token(pool, token_hash).await?.expect("just made"))
122	}
123
124	/// What a claim says about the runner, and that it was seen now. A
125	/// configured runner takes the name it claims with.
126	/// The administrator's settings for a runner (#98).
127	pub async fn set_limits(pool: &Pool, id: i64, admin_labels: &str, timeout_minutes: Option<i64>) -> sqlx::Result<()> {
128	sqlx::query("UPDATE flow_runners SET admin_labels = ?, timeout_minutes = ? WHERE id = ?")
129	.bind(admin_labels)
130	.bind(timeout_minutes)
131	.bind(id)
132	.execute(pool)
133	.await?;
134	Ok(())
135	}
136
137	pub async fn seen(pool: &Pool, id: i64, name: Option<&str>, info: Option<&flow_core::api::RunnerInfo>) -> sqlx::Result<()> {
138	let now = now_ms();
139	match info {
140	Some(i) => {
141	sqlx::query(
142	"UPDATE flow_runners SET arch = ?, os = ?, version = ?, labels = ?, max_jobs = ?, memory_mib = ?, cpus = ?, last_seen_ms = ? WHERE id = ?",
143	)
144	.bind(&i.arch)
145	.bind(&i.os)
146	.bind(&i.version)
147	.bind(i.labels.join(","))
148	.bind(i.max_jobs as i64)
149	.bind(i.memory_mib.map(i64::from))
150	.bind(i.cpus.map(i64::from))
151	.bind(now)
152	.bind(id)
153	.execute(pool)
154	.await?;
155	}
156	None => {
157	sqlx::query("UPDATE flow_runners SET last_seen_ms = ? WHERE id = ?").bind(now).bind(id).execute(pool).await?;
158	}
159	}
160	if let Some(n) = name {
161	sqlx::query("UPDATE flow_runners SET name = ? WHERE id = ? AND source = 'config'").bind(n).bind(id).execute(pool).await?;
162	}
163	Ok(())
164	}
165
166	/// What a runner offers at a claim (OxygenFlow spec §11.1): its tiers and
167	/// images, and the profile hash over those, its architecture, labels and
168	/// capacity.
169	pub async fn set_offer(pool: &Pool, id: i64, tiers: &[String], images: Option<&[String]>, profile: &str) -> sqlx::Result<()> {
170	let images = images.map(\|i\| serde_json::to_string(i).unwrap_or_default()).unwrap_or_default();
171	sqlx::query("UPDATE flow_runners SET tiers = ?, images = ?, profile = ? WHERE id = ?")
172	.bind(tiers.join(","))
173	.bind(images)
174	.bind(profile)
175	.bind(id)
176	.execute(pool)
177	.await?;
178	Ok(())
179	}
180
181	impl Runner {
182	pub fn tier_list(&self) -> Vec<&str> {
183	self.tiers.split(',').filter(\|t\| !t.is_empty()).collect()
184	}
185
186	/// The images it holds, `None` when it does not say.
187	pub fn image_list(&self) -> Option<Vec<String>> {
188	if self.images.is_empty() {
189	None
190	} else {
191	serde_json::from_str(&self.images).ok()
192	}
193	}
194	}
195
196	pub async fn set_state(pool: &Pool, id: i64, state: &str) -> sqlx::Result<()> {
197	sqlx::query("UPDATE flow_runners SET state = ? WHERE id = ?").bind(state).bind(id).execute(pool).await?;
198	Ok(())
199	}
200
201	/// Forget a runner: its credential stops working. Its jobs keep its name.
202	pub async fn remove(pool: &Pool, id: i64) -> sqlx::Result<()> {
203	sqlx::query("DELETE FROM flow_runners WHERE id = ?").bind(id).execute(pool).await?;
204	Ok(())
205	}
206
207	/// The key a runner signs receipts with: the one bound, or `key` (named
208	/// `name`) when none is yet.
209	pub async fn bind_key(pool: &Pool, id: i64, key: &str, name: &str) -> sqlx::Result<String> {
210	sqlx::query("UPDATE flow_runners SET key = ?, key_name = ? WHERE id = ? AND key = ''")
211	.bind(key)
212	.bind(name)
213	.bind(id)
214	.execute(pool)
215	.await?;
216	sqlx::query_scalar("SELECT key FROM flow_runners WHERE id = ?").bind(id).fetch_one(pool).await
217	}
218
219	/// Keys that runners of this hub sign with.
220	pub async fn keys(pool: &Pool) -> sqlx::Result<Vec<String>> {
221	sqlx::query_scalar("SELECT key FROM flow_runners WHERE key != ''").fetch_all(pool).await
222	}
223
224	/// A one-time registration token, valid for a day, for a runner of `scope`.
225	pub async fn add_registration(pool: &Pool, token_hash: &str, by: &str, scope: &Scope) -> sqlx::Result<()> {
226	let now = now_ms();
227	sqlx::query(
228	"INSERT INTO flow_runner_registrations (token_hash, created_by, created_ms, expires_ms, scope_owner, scope_repo_id) VALUES (?, ?, ?, ?, ?, ?)",
229	)
230	.bind(token_hash)
231	.bind(by)
232	.bind(now)
233	.bind(now + 24 * 3_600_000)
234	.bind(&scope.owner)
235	.bind(scope.repo_id)
236	.execute(pool)
237	.await?;
238	Ok(())
239	}
240
241	/// The runners that may take a repository's jobs: the site's, its owner's
242	/// and its own (oxygenhub#41).
243	pub async fn serving(pool: &Pool, owner: &str, repo_id: i64) -> sqlx::Result<Vec<Runner>> {
244	sqlx::query_as(
245	"SELECT * FROM flow_runners WHERE (scope_owner = '' AND scope_repo_id IS NULL) \
246	OR (scope_owner = ? AND scope_repo_id IS NULL) OR scope_repo_id = ? ORDER BY name",
247	)
248	.bind(owner)
249	.bind(repo_id)
250	.fetch_all(pool)
251	.await
252	}
253
254	/// The runners that serve an owner: the site's, and those scoped to the
255	/// owner or one of its repositories.
256	pub async fn serving_owner(pool: &Pool, owner: &str) -> sqlx::Result<Vec<Runner>> {
257	sqlx::query_as("SELECT * FROM flow_runners WHERE (scope_owner = '' AND scope_repo_id IS NULL) OR scope_owner = ? ORDER BY name")
258	.bind(owner)
259	.fetch_all(pool)
260	.await
261	}
262
263	/// Change the repositories a runner serves.
264	pub async fn set_scope(pool: &Pool, id: i64, scope: &Scope) -> sqlx::Result<()> {
265	sqlx::query("UPDATE flow_runners SET scope_owner = ?, scope_repo_id = ? WHERE id = ?")
266	.bind(&scope.owner)
267	.bind(scope.repo_id)
268	.bind(id)
269	.execute(pool)
270	.await?;
271	Ok(())
272	}
273
274	/// Registration tokens not used yet and not expired: (created by, created, expires).
275	pub async fn pending_registrations(pool: &Pool) -> sqlx::Result<Vec<(String, i64, i64)>> {
276	sqlx::query_as("SELECT created_by, created_ms, expires_ms FROM flow_runner_registrations WHERE used_ms IS NULL AND expires_ms > ? ORDER BY created_ms DESC")
277	.bind(now_ms())
278	.fetch_all(pool)
279	.await
280	}
281
282	/// Use registration token `token_hash` to register a runner: `None` when
283	/// the token is unknown, used or expired.
284	#[allow(clippy::too_many_arguments)]
285	pub async fn register(
286	pool: &Pool,
287	registration: &str,
288	name: &str,
289	token_hash: &str,
290	key: &str,
291	key_name: &str,
292	by_default: &str,
293	) -> sqlx::Result<Option<Runner>> {
294	let mut tx = super::begin_write(pool).await?;
295	let now = now_ms();
296	let found: Option<(String, String, Option<i64>)> = sqlx::query_as(
297	"SELECT created_by, scope_owner, scope_repo_id FROM flow_runner_registrations WHERE token_hash = ? AND used_ms IS NULL AND expires_ms > ?",
298	)
299	.bind(registration)
300	.bind(now)
301	.fetch_optional(&mut *tx)
302	.await?;
303	let Some((who, scope_owner, scope_repo_id)) = found else { return Ok(None) };
304	let id: i64 = sqlx::query_scalar(
305	"INSERT INTO flow_runners (name, token_hash, source, key, key_name, created_ms, created_by, scope_owner, scope_repo_id) VALUES (?, ?, 'registered', ?, ?, ?, ?, ?, ?) RETURNING id",
306	)
307	.bind(name)
308	.bind(token_hash)
309	.bind(key)
310	.bind(key_name)
311	.bind(now)
312	.bind(if who.is_empty() { by_default } else { &who })
313	.bind(scope_owner)
314	.bind(scope_repo_id)
315	.fetch_one(&mut *tx)
316	.await?;
317	sqlx::query("UPDATE flow_runner_registrations SET used_ms = ?, runner_id = ? WHERE token_hash = ?")
318	.bind(now)
319	.bind(id)
320	.bind(registration)
321	.execute(&mut *tx)
322	.await?;
323	tx.commit().await?;
324	get(pool, id).await
325	}
326
327	/// A job a runner ran, for its history.
328	#[derive(Clone, Debug, FromRow)]
329	pub struct RunnerJob {
330	pub owner: String,
331	pub repo: String,
332	pub run_number: i64,
333	pub job: String,
334	pub status: String,
335	pub started_ms: Option<i64>,
336	pub finished_ms: Option<i64>,
337	pub receipt_attest: String,
338	}
339
340	/// Jobs runner `id` ran or is running, newest first.
341	pub async fn history(pool: &Pool, id: i64, limit: i64, before: Option<i64>) -> sqlx::Result<Vec<RunnerJob>> {
342	sqlx::query_as(
343	"SELECT p.owner AS owner, p.name AS repo, r.number AS run_number, j.name AS job, j.status AS status, j.started_ms AS started_ms, \
344	j.finished_ms AS finished_ms, j.receipt_attest AS receipt_attest \
345	FROM flow_jobs j JOIN flow_runs r ON r.id = j.run_id JOIN repositories p ON p.id = r.repo_id \
346	WHERE j.runner_id = ? AND (? IS NULL OR j.started_ms < ?) ORDER BY j.started_ms DESC LIMIT ?",
347	)
348	.bind(id)
349	.bind(before)
350	.bind(before)
351	.bind(limit)
352	.fetch_all(pool)
353	.await
354	}
355
356	/// (jobs run, passed, busy milliseconds) of runner `id`.
357	pub async fn totals(pool: &Pool, id: i64) -> sqlx::Result<(i64, i64, i64)> {
358	sqlx::query_as(
359	"SELECT COUNT(*), COALESCE(SUM(status = 'passed'), 0), COALESCE(SUM(finished_ms - started_ms), 0) \
360	FROM flow_jobs WHERE runner_id = ? AND finished_ms IS NOT NULL",
361	)
362	.bind(id)
363	.fetch_one(pool)
364	.await
365	}
366
367	/// Jobs running on each runner now, by runner id.
368	pub async fn running(pool: &Pool) -> sqlx::Result<Vec<(i64, i64)>> {
369	sqlx::query_as("SELECT runner_id, COUNT(*) FROM flow_jobs WHERE status = 'running' AND runner_id IS NOT NULL GROUP BY runner_id")
370	.fetch_all(pool)
371	.await
372	}
373
374	pub async fn set_job_runner(pool: &Pool, job_id: i64, runner_id: i64) -> sqlx::Result<()> {
375	sqlx::query("UPDATE flow_jobs SET runner_id = ? WHERE id = ?").bind(runner_id).bind(job_id).execute(pool).await?;
376	Ok(())
377	}

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