OXYGENHUB
# b6dfcb61cf5e oxygenhub / crates / hub / src / db / flow.rs
57.6 KiB · Rust · last changed Checkpoints, so a handed-back job resumes (refs andymccall/oxygenflow#77) 11 days ago source blame history raw
42fa9554 Andy McCall ↶ 1 
//! OxygenFlow runs, jobs and logs (hub spec §13.2).
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use super::{now_ms, Pool};
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use sqlx::FromRow;
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#[derive(Clone, Debug, FromRow)]
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pub struct Run {
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    pub id: i64,
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    pub repo_id: i64,
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    /// The run's number within its repository, from 1 (migration 0019).
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    #[sqlx(default)]
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    pub number: i64,
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    /// `push`, `proposal`, `tag:NAME`, `manual`, `schedule` or
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    /// `rerun:N:EVENT` (migration 0020).
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    #[sqlx(default)]
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    pub trigger: String,
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    pub bookmark: String,
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    pub state: String,
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    pub heads: String,
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    pub pipeline_hash: String,
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    pub status: String,
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    pub error: String,
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    pub actor: String,
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    pub created_ms: i64,
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    pub finished_ms: Option<i64>,
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    /// `urgent` when expedited (oxygenhub#244), else empty: the run follows
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    /// its repository's, organisation's or the site's level.
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    #[sqlx(default)]
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    pub priority: String,
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    /// Who expedited it and why.
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    #[sqlx(default)]
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    pub priority_note: String,
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}
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/// The priority levels, most urgent first (oxygenhub#244).
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pub const PRIORITIES: [&str; 4] = ["urgent", "high", "normal", "low"];
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/// SQL for the level a run's jobs get from where they are, as a rank
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/// (0 urgent … 3 low): the run's own (expedited), else its repository's,
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/// its organisation's, the site's (`settings.flow_priority`), else normal.
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macro_rules! level_rank {
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    () => {
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        "CASE COALESCE(NULLIF(r.priority, ''), NULLIF(rep.flow_priority, ''), \
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           NULLIF((SELECT o.flow_priority FROM organisations o WHERE o.name = rep.owner), ''), \
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           NULLIF((SELECT s.value FROM settings s WHERE s.key = 'flow_priority'), ''), 'normal') \
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         WHEN 'urgent' THEN 0 WHEN 'high' THEN 1 WHEN 'low' THEN 3 ELSE 2 END"
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    };
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}
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/// SQL for a queued job's level as a rank (0 urgent … 3 low): the level
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/// its run gets from where it is, lowered by the job's own priority from
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/// its pipeline (`low`, `normal`), never raised by it; an expedited run is
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/// urgent whatever its jobs say (oxygenhub#244). Needs `j` (the job), `r`
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/// (its run) and `rep` (its repository) in the query.
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pub const PRIORITY_RANK: &str = concat!(
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    "CASE WHEN r.priority <> '' THEN ",
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    level_rank!(),
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    " WHEN j.priority = 'low' THEN 3 WHEN j.priority = 'normal' AND (",
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    level_rank!(),
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    ") < 2 THEN 2 ELSE ",
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    level_rank!(),
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    " END"
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);
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/// SQL for why a job stands where it does, beside [`PRIORITY_RANK`]: an
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/// expedited run's note, else the pipeline's word for a job it lowered.
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pub const PRIORITY_NOTE: &str =
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    "CASE WHEN r.priority <> '' THEN r.priority_note WHEN j.priority <> '' THEN 'pipeline: ' || j.priority ELSE r.priority_note END";
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/// Raise run `run_id` to urgent, saying who and why; a run already ended
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/// is left alone. Whether it changed.
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pub async fn expedite(pool: &Pool, run_id: i64, note: &str) -> sqlx::Result<bool> {
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    let r = sqlx::query("UPDATE flow_runs SET priority = 'urgent', priority_note = $1 WHERE id = $2 AND status IN ('queued', 'running')")
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        .bind(note)
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        .bind(run_id)
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        .execute(pool)
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        .await?;
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    Ok(r.rows_affected() > 0)
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}
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impl Run {
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    /// How the run page says what started it.
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    pub fn started_by(&self) -> String {
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        match self.trigger.as_str() {
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            "manual" => format!("started by {}", self.actor),
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            "schedule" => "started on schedule".to_string(),
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            t if t.starts_with("tag:") => format!("tag {} pushed by {}", &t[4..], self.actor),
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            t if t.starts_with("rerun:") => format!("re-run of #{} by {}", self.rerun_of().unwrap_or(""), self.actor),
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            _ => format!("pushed by {}", self.actor),
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        }
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    }
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    /// The run a rerun repeats: `N` of `rerun:N` or `rerun:N:EVENT`.
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    pub fn rerun_of(&self) -> Option<&str> {
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        let rest = self.trigger.strip_prefix("rerun:")?;
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        Some(rest.split(':').next().unwrap_or(rest))
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    }
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    /// The trigger as people read it: `rerun:N`, without the event it repeats.
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    pub fn trigger_label(&self) -> String {
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        match self.rerun_of() {
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            Some(n) => format!("rerun:{n}"),
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            None => self.trigger.clone(),
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        }
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    }
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    pub fn head_list(&self) -> Vec<&str> {
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        self.heads.split('+').filter(|h| !h.is_empty()).collect()
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    }
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    pub fn live(&self) -> bool {
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        matches!(self.status.as_str(), "queued" | "running")
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    }
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}
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#[derive(Clone, Debug, Default, FromRow)]
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pub struct Job {
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    pub id: i64,
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    pub run_id: i64,
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    pub name: String,
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    pub depth: i64,
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    pub depends: String,
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    pub spec: String,
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    pub sandbox: String,
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    pub runtime: String,
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    pub status: String,
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    pub runner: String,
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    pub token_hash: String,
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    pub started_ms: Option<i64>,
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    pub finished_ms: Option<i64>,
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    pub exit_code: Option<i64>,
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    pub error: String,
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    pub receipt: String,
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    pub receipt_hash: String,
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    pub log_count: i64,
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    /// Comma-separated ids of other repositories the job token may read.
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    pub also_read: String,
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    /// The receipt attestation kept in the repository (Oxygen spec §14.6).
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    pub receipt_attest: String,
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    /// Who signed it: the runner's identity name.
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    pub receipt_signer: String,
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    /// Why a signed receipt was not kept.
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    pub receipt_note: String,
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    /// Why a queued job no runner can take waits (spec §11.4), from the
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    /// last placement pass; empty when it is only waiting its turn.
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    pub waiting: String,
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    /// What it took, as its runner reported (oxygenflow#41), in MiB.
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    pub peak_disk_mib: Option<i64>,
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    pub peak_memory_mib: Option<i64>,
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    /// The free disk it needs, learned from past runs of the same job.
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    pub need_disk_mib: Option<i64>,
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    /// Why it ran on its runner (oxygenflow#42).
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    pub placed: String,
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    /// `waiting` for a person, `approved`, or empty (oxygenflow#57).
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    pub approval: String,
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    /// Who approved or rejected it, and when.
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    pub approved_by: String,
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    pub approved_ms: Option<i64>,
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    /// The agent token it was decided through, if one (oxygenhub#229).
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    #[sqlx(default)]
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    pub approved_via: String,
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    /// The environment it deploys to, or empty (oxygenflow#59).
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    pub environment: String,
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    /// The approval attestation that released it, when sealed (#235).
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    pub approval_seal: String,
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    /// When it entered the queue (made, or run again), and when it became
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    /// ready to run: set at its claim (migration 0080, oxygenhub#257).
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    #[sqlx(default)]
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    pub queued_ms: Option<i64>,
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    #[sqlx(default)]
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    pub ready_ms: Option<i64>,
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    /// When a runner last handed it back, drained or with its lease lapsed
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    /// (oxygenflow#76, migration 0094), and how many times: such a job is
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    /// queued ahead of new work.
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    #[sqlx(default)]
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    pub handed_back_ms: Option<i64>,
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    #[sqlx(default)]
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    pub handbacks: i64,
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}
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impl Job {
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    /// The run whose pass this job reused (#265), if it did.
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    pub fn reused_from(&self) -> Option<i64> {
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        self.error.strip_prefix("reused from run #")?.parse().ok()
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    }
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    pub fn depends_on(&self) -> Vec<String> {
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        serde_json::from_str(&self.depends).unwrap_or_default()
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    }
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    pub fn done(&self) -> bool {
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        matches!(self.status.as_str(), "passed" | "failed" | "skipped" | "error" | "cancelled")
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    }
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}
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#[derive(Clone, Debug, FromRow)]
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pub struct LogLine {
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    pub seq: i64,
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    pub t: i64,
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    pub stream: String,
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    pub text: String,
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}
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/// A job as the trigger creates it.
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pub struct NewJob {
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    pub name: String,
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    pub depth: i64,
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    pub depends: Vec<String>,
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    pub spec: String,
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    pub sandbox: String,
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    pub runtime: String,
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    /// The free disk it needs, from [`learned_disk_need`].
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    pub need_disk_mib: Option<i64>,
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    /// A pass on the same state to reuse instead of running it (#265): the
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    /// job is created passed, with that pass's receipt.
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    pub reused: Option<Reused>,
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}
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/// A job's earlier pass on the same state, spec and sandbox (#265).
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#[derive(Clone, Debug)]
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pub struct Reused {
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    /// The run it passed in.
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    pub run_number: i64,
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    pub receipt: String,
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    pub receipt_hash: String,
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    pub receipt_attest: String,
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    pub receipt_signer: String,
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    pub receipt_note: String,
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}
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impl Reused {
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    /// What the reused job says, and how [`Job::reused_from`] reads it back.
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    pub fn note(&self) -> String {
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        format!("reused from run #{}", self.run_number)
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    }
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}
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/// The newest pass of job `name` with exactly this spec and sandbox on
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/// `state` in this repository (#265).
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pub async fn passed_on_state(
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    pool: &Pool,
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    repo_id: i64,
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    state: &str,
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    name: &str,
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    spec: &str,
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    sandbox: &str,
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) -> sqlx::Result<Option<Reused>> {
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    let row: Option<(i64, String, String, String, String, String)> = sqlx::query_as(
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        "SELECT r.number, j.receipt, j.receipt_hash, j.receipt_attest, j.receipt_signer, j.receipt_note \
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         FROM flow_jobs j JOIN flow_runs r ON r.id = j.run_id \
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         WHERE r.repo_id = $1 AND r.state = $2 AND j.name = $3 AND j.spec = $4 AND j.sandbox = $5 AND j.status = 'passed' \
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         ORDER BY j.id DESC LIMIT 1",
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    )
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    .bind(repo_id)
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    .bind(state)
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    .bind(name)
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    .bind(spec)
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    .bind(sandbox)
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    .fetch_optional(pool)
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    .await?;
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    Ok(row.map(|(run_number, receipt, receipt_hash, receipt_attest, receipt_signer, receipt_note)| Reused {
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        run_number,
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        receipt,
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        receipt_hash,
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        receipt_attest,
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        receipt_signer,
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        receipt_note,
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    }))
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}
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/// Runs of a job whose peaks set its next need.
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const NEED_FROM_RUNS: i64 = 5;
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/// The free disk a new run of job `name` in repository `repo_id` needs
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/// (oxygenflow#41): the most its last runs took, plus a quarter; `None`
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/// for a job that has not run here yet.
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pub async fn learned_disk_need(pool: &Pool, repo_id: i64, name: &str) -> sqlx::Result<Option<i64>> {
278 
    let peak: Option<i64> = sqlx::query_scalar(
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        "SELECT MAX(peak_disk_mib) FROM (SELECT j.peak_disk_mib FROM flow_jobs j JOIN flow_runs r ON r.id = j.run_id \
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         WHERE r.repo_id = $1 AND j.name = $2 AND j.peak_disk_mib IS NOT NULL ORDER BY j.id DESC LIMIT $3)",
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    )
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    .bind(repo_id)
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    .bind(name)
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    .bind(NEED_FROM_RUNS)
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    .fetch_one(pool)
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    .await?;
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    Ok(peak.map(|p| p + p / 4 + 64))
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}
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/// Record why job `job_id` ran where it did.
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pub async fn set_placed(pool: &Pool, job_id: i64, placed: &str) -> sqlx::Result<()> {
5d90e0e0 Andy McCall 292 
    sqlx::query("UPDATE flow_jobs SET placed = $1 WHERE id = $2").bind(placed).bind(job_id).execute(pool).await?;
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    Ok(())
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}
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/// Keep what a job took, as its runner reported.
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pub async fn set_peaks(pool: &Pool, job_id: i64, disk_mib: Option<u64>, memory_mib: Option<u64>) -> sqlx::Result<()> {
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    sqlx::query("UPDATE flow_jobs SET peak_disk_mib = $1, peak_memory_mib = $2 WHERE id = $3")
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        .bind(disk_mib.map(|v| v.min(i64::MAX as u64) as i64))
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        .bind(memory_mib.map(|v| v.min(i64::MAX as u64) as i64))
301 
        .bind(job_id)
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        .execute(pool)
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        .await?;
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    Ok(())
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}
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pub struct NewRun<'a> {
308 
    pub repo_id: i64,
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    pub bookmark: &'a str,
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    pub state: &'a str,
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    pub heads: &'a str,
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    pub pipeline_hash: &'a str,
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    pub actor: &'a str,
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    /// `push`, `proposal`, `tag:NAME`, `manual`, `schedule` or
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    /// `rerun:N:EVENT`.
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    pub trigger: &'a str,
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    /// Problems when the pipeline is invalid: the run is recorded in error.
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    pub error: Option<&'a str>,
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}
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/// A push that asked for no run (#284): recorded, finished, as skipped,
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/// with `why` (which change asked, and who pushed it) as its note.
323 
pub async fn create_skipped_run(pool: &Pool, r: NewRun<'_>, why: &str) -> sqlx::Result<i64> {
324 
    let mut tx = super::begin_write(pool).await?;
325 
    let now = now_ms();
326 
    let id: i64 = sqlx::query_scalar(
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        "INSERT INTO flow_runs (repo_id, number, bookmark, state, heads, pipeline_hash, status, error, actor, trigger, created_ms, finished_ms) \
328 
         VALUES ($1, (SELECT COALESCE(MAX(number), 0) + 1 FROM flow_runs WHERE repo_id = $2), $3, $4, $5, $6, 'skipped', $7, $8, $9, $10, $11) RETURNING id",
329 
    )
330 
    .bind(r.repo_id)
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    .bind(r.repo_id)
332 
    .bind(r.bookmark)
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    .bind(r.state)
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    .bind(r.heads)
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    .bind(r.pipeline_hash)
336 
    .bind(why)
337 
    .bind(r.actor)
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    .bind(r.trigger)
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    .bind(now)
340 
    .bind(now)
341 
    .fetch_one(&mut *tx)
342 
    .await?;
343 
    tx.commit().await?;
344 
    Ok(id)
345 
}
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42fa9554 Andy McCall ↶ 347 
pub async fn create_run(pool: &Pool, r: NewRun<'_>, jobs: &[NewJob]) -> sqlx::Result<i64> {
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    let mut tx = super::begin_write(pool).await?;
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    let now = now_ms();
350 
    let status = if r.error.is_some() { "error" } else { "queued" };
351 
    let id: i64 = sqlx::query_scalar(
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        "INSERT INTO flow_runs (repo_id, number, bookmark, state, heads, pipeline_hash, status, error, actor, trigger, created_ms, finished_ms) \
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         VALUES ($1, (SELECT COALESCE(MAX(number), 0) + 1 FROM flow_runs WHERE repo_id = $2), $3, $4, $5, $6, $7, $8, $9, $10, $11, $12) RETURNING id",
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    )
355 
    .bind(r.repo_id)
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    .bind(r.repo_id)
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    .bind(r.bookmark)
358 
    .bind(r.state)
359 
    .bind(r.heads)
360 
    .bind(r.pipeline_hash)
361 
    .bind(status)
362 
    .bind(r.error.unwrap_or(""))
363 
    .bind(r.actor)
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    .bind(r.trigger)
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    .bind(now)
366 
    .bind(r.error.map(|_| now))
367 
    .fetch_one(&mut *tx)
368 
    .await?;
369 
    for j in jobs {
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        let job_id: i64 = sqlx::query_scalar(
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            "INSERT INTO flow_jobs (run_id, name, depth, depends, spec, sandbox, runtime, status, need_disk_mib, approval, environment, priority, queued_ms) \
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             VALUES ($1, $2, $3, $4, $5, $6, $7, 'queued', $8, $9, $10, $11, $12) RETURNING id",
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        )
374 
        .bind(id)
375 
        .bind(&j.name)
376 
        .bind(j.depth)
377 
        .bind(serde_json::to_string(&j.depends).unwrap_or_else(|_| "[]".into()))
378 
        .bind(&j.spec)
379 
        .bind(&j.sandbox)
380 
        .bind(&j.runtime)
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        .bind(j.need_disk_mib)
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        .bind(if needs_approval(&j.spec) { "waiting" } else { "" })
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        .bind(environment_of(&j.spec))
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        .bind(priority_of(&j.spec))
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        .bind(now)
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        .fetch_one(&mut *tx)
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        .await?;
5588bb36 Andy McCall ↶ 388 
        // A pass reused (#265): done before any runner can claim it.
389 
        if let Some(r) = &j.reused {
390 
            sqlx::query(
391 
                "UPDATE flow_jobs SET status = 'passed', exit_code = 0, error = $1, receipt = $2, receipt_hash = $3, receipt_attest = $4, \
392 
                 receipt_signer = $5, receipt_note = $6, started_ms = $7, finished_ms = $7 WHERE id = $8",
393 
            )
394 
            .bind(r.note())
395 
            .bind(&r.receipt)
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            .bind(&r.receipt_hash)
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            .bind(&r.receipt_attest)
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            .bind(&r.receipt_signer)
399 
            .bind(&r.receipt_note)
400 
            .bind(now)
401 
            .bind(job_id)
402 
            .execute(&mut *tx)
403 
            .await?;
404 
        }
405 
    }
406 
    // Every job reused: the run has passed already.
407 
    if !jobs.is_empty() && jobs.iter().all(|j| j.reused.is_some()) {
408 
        sqlx::query("UPDATE flow_runs SET status = 'passed', finished_ms = $1 WHERE id = $2").bind(now).bind(id).execute(&mut *tx).await?;
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    }
410 
    tx.commit().await?;
411 
    Ok(id)
412 
}
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b644e175 Andy McCall ↶ 414 
/// The environment a compiled job deploys to, or empty (oxygenflow#59).
415 
fn environment_of(spec: &str) -> String {
416 
    serde_json::from_str::<serde_json::Value>(spec).ok().and_then(|v| v["environment"].as_str().map(String::from)).unwrap_or_default()
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}
418
419 
/// A compiled job's own priority (`low`, `normal`), or empty; anything
420 
/// else is not one a pipeline may give (oxygenhub#244).
421 
fn priority_of(spec: &str) -> String {
422 
    serde_json::from_str::<serde_json::Value>(spec)
423 
        .ok()
424 
        .and_then(|v| v["priority"].as_str().map(String::from))
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        .filter(|p| p == "low" || p == "normal")
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        .unwrap_or_default()
b644e175 Andy McCall ↶ 427 
}
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/// Whether a compiled job asks for approval (oxygenflow#57).
430 
fn needs_approval(spec: &str) -> bool {
431 
    serde_json::from_str::<serde_json::Value>(spec).is_ok_and(|v| !v["approval"].is_null())
432 
}
433
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/// The labels a compiled job and its sandbox ask a runner for (`runs-on`).
435 
fn labels_in(spec: &str, sandbox: &str) -> Vec<String> {
436 
    let mut out: Vec<String> = [spec, sandbox]
437 
        .iter()
438 
        .filter_map(|j| serde_json::from_str::<serde_json::Value>(j).ok())
439 
        .flat_map(|v| v["runs_on"].as_array().cloned().unwrap_or_default())
440 
        .filter_map(|l| l.as_str().map(String::from))
441 
        .collect();
442 
    out.sort();
443 
    out.dedup();
444 
    out
445 
}
446
447 
impl Job {
448 
    /// The runner labels this job needs.
449 
    pub fn needs(&self) -> Vec<String> {
450 
        labels_in(&self.spec, &self.sandbox)
4d2e44d7 Andy McCall ↶ 451 
    }
452
453 
    /// The architecture the job's sandbox asks for (OxygenFlow spec §11.3).
454 
    pub fn arch(&self) -> Option<String> {
455 
        arch_in(&self.sandbox)
c4c87f48 Andy McCall ↶ 456 
    }
457 
}
458
efd29a00 Andy McCall ↶ 459 
/// The architecture a sandbox's JSON asks for, if any.
460 
fn arch_in(sandbox: &str) -> Option<String> {
461 
    serde_json::from_str::<serde_json::Value>(sandbox).ok()?["arch"].as_str().map(String::from)
462 
}
463
bf3d0754 Andy McCall ↶ 464 
/// A job waiting for or held by a runner, with where it comes from.
465 
#[derive(Clone, Debug, FromRow)]
466 
pub struct QueueEntry {
467 
    pub job_id: i64,
468 
    pub run_id: i64,
469 
    pub repo_id: i64,
470 
    pub owner: String,
471 
    pub name: String,
472 
    pub visibility: String,
473 
    pub run_number: i64,
474 
    pub job: String,
475 
    pub status: String,
b66e70b7 Andy McCall ↶ 476 
    /// The runner holding it, when running.
477 
    pub runner: String,
c4c87f48 Andy McCall ↶ 478 
    pub spec: String,
479 
    pub sandbox: String,
e9b9619c Andy McCall ↶ 480 
    /// When it started running.
481 
    pub started_ms: Option<i64>,
107eaba5 Andy McCall ↶ 482 
    /// Its level (0 urgent … 3 low, oxygenhub#244) and, when expedited, who
483 
    /// did it and why.
484 
    pub priority_rank: i64,
485 
    pub priority_note: String,
c4c87f48 Andy McCall ↶ 486 
}
487
488 
impl QueueEntry {
107eaba5 Andy McCall ↶ 489 
    pub fn priority(&self) -> &'static str {
490 
        PRIORITIES.get(self.priority_rank as usize).copied().unwrap_or("normal")
491 
    }
492 
}
493
494 
impl QueueEntry {
c4c87f48 Andy McCall ↶ 495 
    /// The runner labels the job needs.
496 
    pub fn needs(&self) -> Vec<String> {
497 
        labels_in(&self.spec, &self.sandbox)
efd29a00 Andy McCall ↶ 498 
    }
499
500 
    /// The architecture the job's sandbox asks for (OxygenFlow spec §11.3).
501 
    pub fn arch(&self) -> Option<String> {
502 
        arch_in(&self.sandbox)
c4c87f48 Andy McCall ↶ 503 
    }
bf3d0754 Andy McCall ↶ 504 
}
505
506 
/// Every job of a live run that is running or queued: running ones first,
507 
/// then queued ones in the order runners claim them (hub spec §13.2).
508 
pub async fn queue(pool: &Pool) -> sqlx::Result<Vec<QueueEntry>> {
107eaba5 Andy McCall ↶ 509 
    sqlx::query_as(&format!(
510 
        "SELECT j.id AS job_id, j.run_id, r.repo_id, rep.owner, rep.name, rep.visibility, r.number AS run_number, j.name AS job, j.status, j.runner, j.spec, j.sandbox, j.started_ms, \
53a0fb2e Andy McCall ↶ 511 
           CAST({PRIORITY_RANK} AS BIGINT) AS priority_rank, {PRIORITY_NOTE} AS priority_note \
107eaba5 Andy McCall ↶ 512 
         FROM flow_jobs j JOIN flow_runs r ON r.id = j.run_id JOIN repositories rep ON rep.id = r.repo_id \
417184c7 Andy McCall ↶ 513 
         WHERE j.status IN ('queued', 'running') AND j.approval != 'waiting' AND r.status IN ('queued', 'running') \
55673c65 Andy McCall ↶ 514 
         ORDER BY CASE j.status WHEN 'running' THEN 0 ELSE 1 END, \
107eaba5 Andy McCall ↶ 515 
           CASE j.status WHEN 'running' THEN 0 ELSE {PRIORITY_RANK} END, \
55673c65 Andy McCall ↶ 516 
           CASE j.status WHEN 'running' THEN 0 ELSE ROW_NUMBER() OVER (PARTITION BY r.repo_id, j.status ORDER BY j.run_id, j.depth, j.id) \
517 
           + (SELECT COUNT(*) FROM flow_jobs x JOIN flow_runs xr ON xr.id = x.run_id WHERE x.status = 'running' AND xr.repo_id = r.repo_id) END, \
107eaba5 Andy McCall ↶ 518 
           j.run_id, j.depth, j.id"
519 
    ))
bf3d0754 Andy McCall ↶ 520 
    .fetch_all(pool)
521 
    .await
522 
}
523
90326c96 Andy McCall ↶ 524 
/// A repository's runs, newest first, numbered below `before`.
525 
pub async fn runs_by_number(pool: &Pool, repo_id: i64, limit: i64, before: Option<i64>) -> sqlx::Result<Vec<Run>> {
5d90e0e0 Andy McCall 526 
    sqlx::query_as("SELECT * FROM flow_runs WHERE repo_id = $1 AND number < $2 ORDER BY number DESC LIMIT $3")
90326c96 Andy McCall ↶ 527 
        .bind(repo_id)
528 
        .bind(before.unwrap_or(i64::MAX))
529 
        .bind(limit)
530 
        .fetch_all(pool)
531 
        .await
532 
}
533
d7ce41ac Andy McCall ↶ 534 
/// The latest run on this bookmark of this repository, for what a push
535 
/// changed since (a job's scope).
745d225d Andy McCall ↶ 536 
/// The run a push to `bookmark` is scoped against: the newest that was not
537 
/// cancelled, nor a push run still going (a new push supersedes it), so
538 
/// that what a cancelled run would have checked is checked by the next.
d7ce41ac Andy McCall ↶ 539 
pub async fn latest_on(pool: &Pool, repo_id: i64, bookmark: &str) -> sqlx::Result<Option<Run>> {
745d225d Andy McCall ↶ 540 
    sqlx::query_as(
367f34b8 Andy McCall ↶ 541 
        "SELECT * FROM flow_runs WHERE repo_id = $1 AND bookmark = $2 AND heads != '' AND status NOT IN ('cancelled', 'skipped')
745d225d Andy McCall ↶ 542 
         AND NOT (trigger = 'push' AND status IN ('queued', 'running')) ORDER BY id DESC LIMIT 1",
543 
    )
544 
    .bind(repo_id)
545 
    .bind(bookmark)
546 
    .fetch_optional(pool)
547 
    .await
d7ce41ac Andy McCall ↶ 548 
}
549
42fa9554 Andy McCall ↶ 550 
pub async fn runs(pool: &Pool, repo_id: i64, limit: i64, before: Option<i64>) -> sqlx::Result<Vec<Run>> {
5d90e0e0 Andy McCall 551 
    sqlx::query_as("SELECT * FROM flow_runs WHERE repo_id = $1 AND id < $2 ORDER BY id DESC LIMIT $3")
42fa9554 Andy McCall ↶ 552 
        .bind(repo_id)
553 
        .bind(before.unwrap_or(i64::MAX))
554 
        .bind(limit)
555 
        .fetch_all(pool)
556 
        .await
557 
}
558
a0d4bbfb Andy McCall ↶ 559 
/// A repository's run by its number there.
560 
pub async fn run(pool: &Pool, repo_id: i64, number: i64) -> sqlx::Result<Option<Run>> {
5d90e0e0 Andy McCall 561 
    sqlx::query_as("SELECT * FROM flow_runs WHERE repo_id = $1 AND number = $2").bind(repo_id).bind(number).fetch_optional(pool).await
42fa9554 Andy McCall ↶ 562 
}
563
564 
pub async fn run_by_id(pool: &Pool, id: i64) -> sqlx::Result<Option<Run>> {
5d90e0e0 Andy McCall 565 
    sqlx::query_as("SELECT * FROM flow_runs WHERE id = $1").bind(id).fetch_optional(pool).await
42fa9554 Andy McCall ↶ 566 
}
567
568 
pub async fn jobs(pool: &Pool, run_id: i64) -> sqlx::Result<Vec<Job>> {
5d90e0e0 Andy McCall 569 
    sqlx::query_as("SELECT * FROM flow_jobs WHERE run_id = $1 ORDER BY depth, name").bind(run_id).fetch_all(pool).await
42fa9554 Andy McCall ↶ 570 
}
571
572 
pub async fn job(pool: &Pool, id: i64) -> sqlx::Result<Option<Job>> {
5d90e0e0 Andy McCall 573 
    sqlx::query_as("SELECT * FROM flow_jobs WHERE id = $1").bind(id).fetch_optional(pool).await
42fa9554 Andy McCall ↶ 574 
}
575
576 
/// The running job a job token belongs to, while it may still be used.
577 
pub async fn job_by_token(pool: &Pool, token_hash: &str, max_age_ms: i64) -> sqlx::Result<Option<Job>> {
5d90e0e0 Andy McCall 578 
    sqlx::query_as("SELECT * FROM flow_jobs WHERE token_hash = $1 AND status = 'running' AND started_ms >= $2")
42fa9554 Andy McCall ↶ 579 
        .bind(token_hash)
580 
        .bind(now_ms() - max_age_ms)
581 
        .fetch_optional(pool)
582 
        .await
583 
}
584
585 
/// Take the oldest queued job whose dependencies all passed and whose tier
586 
/// the runner offers, and mark it running for `runner` with a token.
fd3db644 Andy McCall ↶ 587 
/// Let a job's token also read these repositories (its pinned subrepos).
588 
pub async fn set_also_read(pool: &Pool, job_id: i64, repo_ids: &[i64]) -> sqlx::Result<()> {
589 
    let list: Vec<String> = repo_ids.iter().map(|i| i.to_string()).collect();
5d90e0e0 Andy McCall 590 
    sqlx::query("UPDATE flow_jobs SET also_read = $1 WHERE id = $2").bind(list.join(",")).bind(job_id).execute(pool).await?;
fd3db644 Andy McCall ↶ 591 
    Ok(())
592 
}
593
594 
impl Job {
595 
    pub fn also_read_ids(&self) -> Vec<i64> {
596 
        self.also_read.split(',').filter_map(|x| x.trim().parse().ok()).collect()
597 
    }
598 
}
599
b0612e7d Andy McCall ↶ 600 
/// What a runner can take on: free memory (MiB) and vCPUs, `None` for no
601 
/// limit, and the rootfs images it holds, `None` when it does not say.
602 
#[derive(Clone, Debug, Default)]
76bc5a05 Andy McCall ↶ 603 
pub struct Room {
604 
    pub memory_mib: Option<u32>,
605 
    pub cpus: Option<u32>,
b0612e7d Andy McCall ↶ 606 
    pub images: Option<std::collections::HashSet<String>>,
efd29a00 Andy McCall ↶ 607 
    /// The runner's architecture (`x86_64`, `riscv64`, …), empty when unknown.
608 
    pub arch: String,
609 
    /// Each image's architecture as runners have reported it (`flow_images`).
610 
    pub image_archs: std::collections::HashMap<String, String>,
4d2e44d7 Andy McCall ↶ 611 
    /// Jobs this runner declined, not to be offered to it again (spec §11.5).
612 
    pub declined: std::collections::HashSet<i64>,
92a797b2 Andy McCall ↶ 613 
    /// Images the hub holds that this runner would fetch when it lacks
614 
    /// them (oxygenflow#39); empty for a runner that does not fetch.
615 
    pub fetchable: std::collections::HashSet<String>,
44a3d2eb Andy McCall ↶ 616 
    /// Its free disk now, from its claim's facts (oxygenflow#40); `None`
617 
    /// when it does not say.
618 
    pub free_disk_mib: Option<u64>,
619 
}
620
621 
impl Room {
622 
    /// Whether a job needing `need` MiB of disk fits in its free disk.
623 
    pub fn disk_fits(&self, need: Option<i64>) -> bool {
624 
        match (need, self.free_disk_mib) {
625 
            (Some(n), Some(free)) => n.max(0) as u64 <= free,
626 
            _ => true,
627 
        }
628 
    }
76bc5a05 Andy McCall ↶ 629 
}
630
631 
impl Room {
b0612e7d Andy McCall ↶ 632 
    /// Whether a job's sandbox (its stored JSON) fits: its memory and vCPUs,
633 
    /// and its rootfs image among the runner's (oxygenhub#73).
76bc5a05 Andy McCall ↶ 634 
    pub fn fits(&self, sandbox_json: &str) -> bool {
635 
        let v: serde_json::Value = serde_json::from_str(sandbox_json).unwrap_or_default();
636 
        let need = |k: &str| v[k].as_u64().unwrap_or(0);
b0612e7d Andy McCall ↶ 637 
        let rootfs = v["rootfs"].as_str().unwrap_or("");
93501da2 Andy McCall ↶ 638 
        // The architecture: the sandbox's own ask, else the image's as read
639 
        // or learned from its passes (oxygenhub#173); one nobody has read
640 
        // or run yet matches (OxygenFlow spec §11.3).
efd29a00 Andy McCall ↶ 641 
        let wanted = v["arch"].as_str().map(String::from).or_else(|| self.image_archs.get(rootfs).cloned());
642 
        let arch_ok = self.arch.is_empty() || wanted.as_deref().is_none_or(|w| w == self.arch);
643 
        arch_ok
644 
            && self.memory_mib.is_none_or(|m| need("memory_mib") <= m as u64)
b0612e7d Andy McCall ↶ 645 
            && self.cpus.is_none_or(|c| need("cpus") <= c as u64)
92a797b2 Andy McCall ↶ 646 
            && (rootfs.is_empty() || self.images.as_ref().is_none_or(|have| have.contains(rootfs)) || self.fetchable.contains(rootfs))
efd29a00 Andy McCall ↶ 647 
    }
648 
}
649
650 
/// Remember which architecture each image is for, as a runner reports it.
651 
pub async fn record_image_archs(pool: &Pool, archs: &std::collections::BTreeMap<String, String>) -> sqlx::Result<()> {
652 
    for (hash, arch) in archs.iter().take(500) {
653 
        if hash.len() != 64 || !flow_core::arch_ok(arch) {
654 
            continue;
655 
        }
5d90e0e0 Andy McCall 656 
        sqlx::query("INSERT INTO flow_images (hash, arch, seen_ms) VALUES ($1, $2, $3) ON CONFLICT (hash) DO UPDATE SET arch = excluded.arch, seen_ms = excluded.seen_ms")
efd29a00 Andy McCall ↶ 657 
        .bind(hash.to_ascii_lowercase())
658 
        .bind(arch)
659 
        .bind(now_ms())
660 
        .execute(pool)
661 
        .await?;
76bc5a05 Andy McCall ↶ 662 
    }
efd29a00 Andy McCall ↶ 663 
    Ok(())
664 
}
665
93501da2 Andy McCall ↶ 666 
/// Give every image nobody has read the architecture of the runners its
667 
/// jobs passed on (oxygenhub#173), for the jobs before the hub learned at
668 
/// each pass. Never overrides a known architecture.
669 
pub async fn learn_archs_from_runs(pool: &Pool) -> sqlx::Result<u64> {
3b1bc27f Andy McCall 670 
    let rootfs = crate::db::json_text("j.sandbox", "rootfs");
671 
    let r = sqlx::query(&format!(
93501da2 Andy McCall ↶ 672 
        "INSERT INTO flow_images (hash, arch, seen_ms)
3b1bc27f Andy McCall 673 
         SELECT lower({rootfs}), MIN(r.arch), $1 FROM flow_jobs j JOIN flow_runners r ON r.id = j.runner_id
674 
         WHERE j.status = 'passed' AND r.arch != '' AND length({rootfs}) = 64
675 
         GROUP BY lower({rootfs})
676 
         ON CONFLICT (hash) DO NOTHING"
677 
    ))
93501da2 Andy McCall ↶ 678 
    .bind(now_ms())
679 
    .execute(pool)
680 
    .await?;
681 
    Ok(r.rows_affected())
682 
}
683
efd29a00 Andy McCall ↶ 684 
/// Every image's architecture the hub knows.
685 
pub async fn image_archs(pool: &Pool) -> sqlx::Result<std::collections::HashMap<String, String>> {
686 
    let rows: Vec<(String, String)> = sqlx::query_as("SELECT hash, arch FROM flow_images").fetch_all(pool).await?;
687 
    Ok(rows.into_iter().collect())
76bc5a05 Andy McCall ↶ 688 
}
689
42fa9554 Andy McCall ↶ 690 
pub async fn claim(pool: &Pool, runtimes: &[String], runner: &str, token_hash: &str) -> sqlx::Result<Option<Job>> {
c4c87f48 Andy McCall ↶ 691 
    claim_within(pool, runtimes, runner, token_hash, Room::default(), &Default::default(), &[]).await
76bc5a05 Andy McCall ↶ 692 
}
693
74be9796 Andy McCall ↶ 694 
/// The first queued job a runner with these tiers, this room and this
55673c65 Andy McCall ↶ 695 
/// scope may take, now running under `runner`. Repositories take turns
696 
/// (fair share, oxygenhub#244): a job's turn is its place in its own
697 
/// repository's queue plus that repository's running jobs, lowest first,
698 
/// oldest first among equals, so one repository's burst can't hold up the
699 
/// rest. A scoped runner never sees
74be9796 Andy McCall ↶ 700 
/// another scope's jobs (oxygenhub#41).
701 
pub async fn claim_within(
702 
    pool: &Pool,
703 
    runtimes: &[String],
704 
    runner: &str,
705 
    token_hash: &str,
706 
    room: Room,
707 
    scope: &super::runners::Scope,
c4c87f48 Andy McCall ↶ 708 
    labels: &[String],
74be9796 Andy McCall ↶ 709 
) -> sqlx::Result<Option<Job>> {
501d8b26 Andy McCall ↶ 710 
    claim_ranked(pool, runtimes, runner, token_hash, room, scope, labels, &|_| false).await
711 
}
712
713 
/// [`claim_within`], passing over a job `elsewhere` says a better runner
714 
/// should take (oxygenflow#42).
715 
#[allow(clippy::too_many_arguments)]
716 
pub async fn claim_ranked(
717 
    pool: &Pool,
718 
    runtimes: &[String],
719 
    runner: &str,
720 
    token_hash: &str,
721 
    room: Room,
722 
    scope: &super::runners::Scope,
723 
    labels: &[String],
724 
    elsewhere: &(dyn Fn(&Job) -> bool + Sync),
725 
) -> sqlx::Result<Option<Job>> {
941abdd6 Andy McCall ↶ 726 
    let mut tx = super::begin_write(pool).await?;
107eaba5 Andy McCall ↶ 727 
    let queued: Vec<Job> = sqlx::query_as(&format!(
74be9796 Andy McCall ↶ 728 
        "SELECT j.* FROM flow_jobs j JOIN flow_runs r ON r.id = j.run_id JOIN repositories rep ON rep.id = r.repo_id \
417184c7 Andy McCall ↶ 729 
         WHERE j.status = 'queued' AND j.approval != 'waiting' AND r.status IN ('queued', 'running') \
5d90e0e0 Andy McCall 730 
         AND ($1 = '' OR rep.owner = $2) AND ($3 IS NULL OR r.repo_id = $4) \
731 
         AND NOT ($5 = '' AND $6 IS NULL AND rep.flow = 'own') \
ab4df6aa Andy McCall ↶ 732 
         ORDER BY CASE WHEN j.handed_back_ms IS NULL THEN 1 ELSE 0 END, {PRIORITY_RANK}, \
733 
           ROW_NUMBER() OVER (PARTITION BY r.repo_id ORDER BY j.run_id, j.depth, j.id) \
55673c65 Andy McCall ↶ 734 
           + (SELECT COUNT(*) FROM flow_jobs x JOIN flow_runs xr ON xr.id = x.run_id WHERE x.status = 'running' AND xr.repo_id = r.repo_id), \
107eaba5 Andy McCall ↶ 735 
           j.run_id, j.depth, j.id LIMIT 200"
736 
    ))
74be9796 Andy McCall ↶ 737 
    .bind(&scope.owner)
738 
    .bind(&scope.owner)
739 
    .bind(scope.repo_id)
740 
    .bind(scope.repo_id)
1870e4fa Andy McCall ↶ 741 
    // A repository on its own runners only (#225): the site's runners skip it.
742 
    .bind(&scope.owner)
743 
    .bind(scope.repo_id)
42fa9554 Andy McCall ↶ 744 
    .fetch_all(&mut *tx)
745 
    .await?;
746 
    for j in queued {
44a3d2eb Andy McCall ↶ 747 
        if !runtimes.iter().any(|r| r == &j.runtime)
748 
            || !room.fits(&j.sandbox)
749 
            || !room.disk_fits(j.need_disk_mib)
750 
            || room.declined.contains(&j.id)
751 
        {
c4c87f48 Andy McCall ↶ 752 
            continue;
753 
        }
754 
        // Every label the job and its sandbox ask for (`runs-on`).
755 
        if !j.needs().iter().all(|l| labels.contains(l)) {
42fa9554 Andy McCall ↶ 756 
            continue;
757 
        }
758 
        let deps = j.depends_on();
e97500b7 Andy McCall ↶ 759 
        // When it became ready: queued, its dependencies passed, approved.
760 
        let mut ready = j.queued_ms.unwrap_or(0).max(j.approved_ms.unwrap_or(0));
42fa9554 Andy McCall ↶ 761 
        if !deps.is_empty() {
762 
            let mut passed = 0i64;
763 
            for d in &deps {
e97500b7 Andy McCall ↶ 764 
                let st: Option<(String, Option<i64>)> =
765 
                    sqlx::query_as("SELECT status, finished_ms FROM flow_jobs WHERE run_id = $1 AND name = $2")
766 
                        .bind(j.run_id)
767 
                        .bind(d)
768 
                        .fetch_optional(&mut *tx)
769 
                        .await?;
770 
                if let Some((status, finished)) = st {
771 
                    if status == "passed" {
772 
                        passed += 1;
773 
                        ready = ready.max(finished.unwrap_or(0));
774 
                    }
42fa9554 Andy McCall ↶ 775 
                }
776 
            }
777 
            if passed != deps.len() as i64 {
778 
                continue;
779 
            }
501d8b26 Andy McCall ↶ 780 
        }
781 
        if elsewhere(&j) {
782 
            continue;
42fa9554 Andy McCall ↶ 783 
        }
784 
        let now = now_ms();
785 
        let done = sqlx::query(
e97500b7 Andy McCall ↶ 786 
            "UPDATE flow_jobs SET status = 'running', runner = $1, token_hash = $2, started_ms = $3, waiting = '', ready_ms = $5 \
787 
             WHERE id = $4 AND status = 'queued'",
42fa9554 Andy McCall ↶ 788 
        )
789 
        .bind(runner)
790 
        .bind(token_hash)
791 
        .bind(now)
792 
        .bind(j.id)
e97500b7 Andy McCall ↶ 793 
        .bind(if ready > 0 { ready.min(now) } else { now })
42fa9554 Andy McCall ↶ 794 
        .execute(&mut *tx)
795 
        .await?;
796 
        if done.rows_affected() == 1 {
5d90e0e0 Andy McCall 797 
            sqlx::query("UPDATE flow_runs SET status = 'running' WHERE id = $1 AND status = 'queued'")
42fa9554 Andy McCall ↶ 798 
                .bind(j.run_id)
799 
                .execute(&mut *tx)
800 
                .await?;
801 
            tx.commit().await?;
802 
            return job(pool, j.id).await;
803 
        }
804 
    }
805 
    tx.commit().await?;
806 
    Ok(None)
4d2e44d7 Andy McCall ↶ 807 
}
808
809 
/// How long a decline keeps a job from its runner when the runner's
810 
/// profile stays the same: a reason such as memory in use passes.
811 
pub const DECLINE_HOLDS_MS: i64 = 10 * 60_000;
812
813 
/// The jobs runner `runner_id` declined with this profile, recently.
814 
pub async fn declined_by(pool: &Pool, runner_id: i64, profile: &str) -> sqlx::Result<std::collections::HashSet<i64>> {
5d90e0e0 Andy McCall 815 
    let rows: Vec<(i64,)> = sqlx::query_as("SELECT job_id FROM flow_declines WHERE runner_id = $1 AND profile = $2 AND ms > $3")
4d2e44d7 Andy McCall ↶ 816 
        .bind(runner_id)
817 
        .bind(profile)
818 
        .bind(now_ms() - DECLINE_HOLDS_MS)
819 
        .fetch_all(pool)
820 
        .await?;
821 
    Ok(rows.into_iter().map(|(j,)| j).collect())
822 
}
823
824 
/// A decline: one runner's reason for handing a job back.
825 
#[derive(Clone, Debug, sqlx::FromRow)]
826 
pub struct DeclineRow {
827 
    pub job_id: i64,
828 
    pub runner_id: i64,
829 
    pub runner: String,
830 
    pub reason: String,
831 
    pub ms: i64,
832 
}
833
834 
/// Runner `runner_id` hands back job `job_id`, running on it: the decline
835 
/// is kept (one per job and runner, the latest), and the job is queued
836 
/// again. Returns every decline the job has had, or `None` when the job
837 
/// was not running on that runner.
838 
pub async fn decline(
839 
    pool: &Pool,
840 
    job_id: i64,
841 
    runner_id: i64,
842 
    runner: &str,
843 
    profile: &str,
844 
    reason: &str,
845 
) -> sqlx::Result<Option<Vec<DeclineRow>>> {
846 
    let mut tx = super::begin_write(pool).await?;
847 
    let back = sqlx::query(
848 
        "UPDATE flow_jobs SET status = 'queued', runner = '', token_hash = '', started_ms = NULL, runner_id = NULL \
5d90e0e0 Andy McCall 849 
         WHERE id = $1 AND status = 'running' AND runner_id = $2",
4d2e44d7 Andy McCall ↶ 850 
    )
851 
    .bind(job_id)
852 
    .bind(runner_id)
853 
    .execute(&mut *tx)
854 
    .await?;
855 
    if back.rows_affected() != 1 {
856 
        tx.rollback().await?;
857 
        return Ok(None);
858 
    }
859 
    sqlx::query(
5d90e0e0 Andy McCall 860 
        "INSERT INTO flow_declines (job_id, runner_id, runner, profile, reason, ms) VALUES ($1, $2, $3, $4, $5, $6) \
4d2e44d7 Andy McCall ↶ 861 
         ON CONFLICT (job_id, runner_id) DO UPDATE SET runner = excluded.runner, profile = excluded.profile, reason = excluded.reason, ms = excluded.ms",
862 
    )
863 
    .bind(job_id)
864 
    .bind(runner_id)
865 
    .bind(runner)
866 
    .bind(profile)
867 
    .bind(reason)
868 
    .bind(now_ms())
869 
    .execute(&mut *tx)
870 
    .await?;
871 
    let all: Vec<DeclineRow> =
5d90e0e0 Andy McCall 872 
        sqlx::query_as("SELECT job_id, runner_id, runner, reason, ms FROM flow_declines WHERE job_id = $1 ORDER BY ms")
4d2e44d7 Andy McCall ↶ 873 
            .bind(job_id)
874 
            .fetch_all(&mut *tx)
875 
            .await?;
876 
    tx.commit().await?;
877 
    Ok(Some(all))
ab4df6aa Andy McCall ↶ 878 
}
879
880 
/// Job `job_id`, running on runner `runner_id` (any runner when `None`),
881 
/// goes back to the queue ahead of new work (oxygenflow#76): drained, or
882 
/// its runner's lease lapsed. Its log is kept and its next attempt's
883 
/// follows on. Returns how many times it has now been handed back, or
884 
/// `None` when it was not running there.
885 
pub async fn hand_back(pool: &Pool, job_id: i64, runner_id: Option<i64>) -> sqlx::Result<Option<i64>> {
886 
    let mut tx = super::begin_write(pool).await?;
887 
    let now = now_ms();
888 
    let back = sqlx::query(
889 
        "UPDATE flow_jobs SET status = 'queued', runner = '', token_hash = '', started_ms = NULL, runner_id = NULL, \
890 
         handed_back_ms = $1, handbacks = handbacks + 1, queued_ms = $2, ready_ms = NULL, placed = '' \
891 
         WHERE id = $3 AND status = 'running' AND ($4 IS NULL OR runner_id = $5)",
892 
    )
893 
    .bind(now)
894 
    .bind(now)
895 
    .bind(job_id)
896 
    .bind(runner_id)
897 
    .bind(runner_id)
898 
    .execute(&mut *tx)
899 
    .await?;
900 
    if back.rows_affected() != 1 {
901 
        tx.rollback().await?;
902 
        return Ok(None);
903 
    }
904 
    let n: i64 = sqlx::query_scalar("SELECT handbacks FROM flow_jobs WHERE id = $1").bind(job_id).fetch_one(&mut *tx).await?;
905 
    tx.commit().await?;
906 
    Ok(Some(n))
907 
}
908
3b650652 Andy McCall ↶ 909 
/// How long job `name` of repository `repo_id` is expected to take: the
910 
/// median of its last five passing runs (claimed to finished), passes
911 
/// reused from another run left out (oxygenflow#76). `None` before it has
912 
/// passed: a runner leaving then hands it back rather than guess.
913 
pub async fn expected_ms(pool: &Pool, repo_id: i64, name: &str) -> sqlx::Result<Option<i64>> {
914 
    let mut times: Vec<i64> = sqlx::query_scalar(
915 
        "SELECT j.finished_ms - j.started_ms FROM flow_jobs j JOIN flow_runs r ON r.id = j.run_id \
916 
         WHERE r.repo_id = $1 AND j.name = $2 AND j.status = 'passed' AND j.error = '' \
917 
         AND j.started_ms IS NOT NULL AND j.finished_ms IS NOT NULL ORDER BY j.id DESC LIMIT 5",
918 
    )
919 
    .bind(repo_id)
920 
    .bind(name)
921 
    .fetch_all(pool)
922 
    .await?;
923 
    times.sort_unstable();
924 
    Ok(times.get(times.len() / 2).copied().filter(|ms| *ms > 0))
925 
}
926
ab4df6aa Andy McCall ↶ 927 
/// Jobs running on a runner the hub has not heard from since `before`
928 
/// (claims, heartbeats, logs): their leases lapsed (oxygenflow#76).
929 
pub async fn running_on_silent_runners(pool: &Pool, before: i64) -> sqlx::Result<Vec<(Job, String)>> {
930 
    let rows: Vec<(i64, String)> = sqlx::query_as(
931 
        "SELECT j.id, r.name FROM flow_jobs j JOIN flow_runners r ON r.id = j.runner_id \
932 
         WHERE j.status = 'running' AND r.last_seen_ms < $1 ORDER BY j.id",
933 
    )
934 
    .bind(before)
935 
    .fetch_all(pool)
936 
    .await?;
937 
    let mut out = Vec::new();
938 
    for (id, runner) in rows {
939 
        if let Some(j) = job(pool, id).await? {
940 
            out.push((j, runner));
941 
        }
942 
    }
943 
    Ok(out)
4d2e44d7 Andy McCall ↶ 944 
}
945
946 
/// The declines of job `job_id`, oldest first.
947 
pub async fn declines_of_job(pool: &Pool, job_id: i64) -> sqlx::Result<Vec<DeclineRow>> {
5d90e0e0 Andy McCall 948 
    sqlx::query_as("SELECT job_id, runner_id, runner, reason, ms FROM flow_declines WHERE job_id = $1 ORDER BY ms")
4d2e44d7 Andy McCall ↶ 949 
        .bind(job_id)
950 
        .fetch_all(pool)
951 
        .await
952 
}
953
954 
/// A runner's latest declines, newest first, with where the job is.
955 
#[derive(Clone, Debug, sqlx::FromRow)]
956 
pub struct RunnerDecline {
957 
    pub job_id: i64,
958 
    pub job: String,
959 
    pub run_number: i64,
960 
    pub owner: String,
961 
    pub name: String,
962 
    pub reason: String,
963 
    pub ms: i64,
964 
}
965
966 
pub async fn declines_of_runner(pool: &Pool, runner_id: i64, limit: i64) -> sqlx::Result<Vec<RunnerDecline>> {
967 
    sqlx::query_as(
968 
        "SELECT d.job_id, j.name AS job, r.number AS run_number, rep.owner, rep.name, d.reason, d.ms \
969 
         FROM flow_declines d JOIN flow_jobs j ON j.id = d.job_id JOIN flow_runs r ON r.id = j.run_id \
5d90e0e0 Andy McCall 970 
         JOIN repositories rep ON rep.id = r.repo_id WHERE d.runner_id = $1 ORDER BY d.ms DESC LIMIT $2",
4d2e44d7 Andy McCall ↶ 971 
    )
972 
    .bind(runner_id)
973 
    .bind(limit)
974 
    .fetch_all(pool)
975 
    .await
976 
}
977
978 
/// Queued jobs whose dependencies have passed, in their live runs, with
979 
/// their repositories (owner, id): the ones a runner could take now.
58cbf424 Andy McCall ↶ 980 
/// Every queued job's priority rank, 0 (urgent) to 3 (low), by job id
981 
/// (#259: how many ready jobs come first).
982 
pub async fn queued_ranks(pool: &Pool) -> sqlx::Result<std::collections::HashMap<i64, i64>> {
983 
    let rows: Vec<(i64, i64)> = sqlx::query_as(&format!(
984 
        "SELECT j.id, CAST({PRIORITY_RANK} AS BIGINT) FROM flow_jobs j JOIN flow_runs r ON r.id = j.run_id JOIN repositories rep ON rep.id = r.repo_id \
985 
         WHERE j.status = 'queued'"
986 
    ))
987 
    .fetch_all(pool)
988 
    .await?;
989 
    Ok(rows.into_iter().collect())
990 
}
991
992 
/// How many jobs each runner is running now, by runner id (#259).
993 
pub async fn running_by_runner(pool: &Pool) -> sqlx::Result<std::collections::HashMap<i64, i64>> {
994 
    let rows: Vec<(i64, i64)> =
995 
        sqlx::query_as("SELECT runner_id, COUNT(*) FROM flow_jobs WHERE status = 'running' AND runner_id IS NOT NULL GROUP BY runner_id")
996 
            .fetch_all(pool)
997 
            .await?;
998 
    Ok(rows.into_iter().collect())
999 
}
1000
4d2e44d7 Andy McCall ↶ 1001 
pub async fn ready_queued(pool: &Pool) -> sqlx::Result<Vec<(Job, String, i64)>> {
1002 
    let queued: Vec<Job> = sqlx::query_as(
1003 
        "SELECT j.* FROM flow_jobs j JOIN flow_runs r ON r.id = j.run_id \
417184c7 Andy McCall ↶ 1004 
         WHERE j.status = 'queued' AND j.approval != 'waiting' AND r.status IN ('queued', 'running') ORDER BY j.run_id, j.depth, j.id LIMIT 500",
4d2e44d7 Andy McCall ↶ 1005 
    )
1006 
    .fetch_all(pool)
1007 
    .await?;
1008 
    let mut out = Vec::new();
1009 
    for j in queued {
1010 
        let mut ready = true;
1011 
        for d in j.depends_on() {
5d90e0e0 Andy McCall 1012 
            let st: Option<String> = sqlx::query_scalar("SELECT status FROM flow_jobs WHERE run_id = $1 AND name = $2")
4d2e44d7 Andy McCall ↶ 1013 
                .bind(j.run_id)
1014 
                .bind(&d)
1015 
                .fetch_optional(pool)
1016 
                .await?;
1017 
            if st.as_deref() != Some("passed") {
1018 
                ready = false;
1019 
                break;
1020 
            }
1021 
        }
1022 
        if !ready {
1023 
            continue;
1024 
        }
1025 
        let repo: Option<(String, i64)> =
5d90e0e0 Andy McCall 1026 
            sqlx::query_as("SELECT rep.owner, rep.id FROM flow_runs r JOIN repositories rep ON rep.id = r.repo_id WHERE r.id = $1")
4d2e44d7 Andy McCall ↶ 1027 
                .bind(j.run_id)
1028 
                .fetch_optional(pool)
1029 
                .await?;
1030 
        if let Some((owner, id)) = repo {
1031 
            out.push((j, owner, id));
1032 
        }
1033 
    }
1034 
    Ok(out)
1035 
}
1036
1037 
pub async fn set_waiting(pool: &Pool, job_id: i64, waiting: &str) -> sqlx::Result<()> {
5d90e0e0 Andy McCall 1038 
    sqlx::query("UPDATE flow_jobs SET waiting = $1 WHERE id = $2 AND waiting <> $3")
4d2e44d7 Andy McCall ↶ 1039 
        .bind(waiting)
1040 
        .bind(job_id)
1041 
        .bind(waiting)
1042 
        .execute(pool)
1043 
        .await?;
1044 
    Ok(())
42fa9554 Andy McCall ↶ 1045 
}
1046
1047 
/// Append records; returns how many were kept (the rest exceed the cap).
1048 
pub async fn append_log(pool: &Pool, job_id: i64, records: &[flow_core::api::Record], cap: i64) -> sqlx::Result<usize> {
941abdd6 Andy McCall ↶ 1049 
    let mut tx = super::begin_write(pool).await?;
5d90e0e0 Andy McCall 1050 
    let count: i64 = sqlx::query_scalar("SELECT log_count FROM flow_jobs WHERE id = $1").bind(job_id).fetch_one(&mut *tx).await?;
42fa9554 Andy McCall ↶ 1051 
    let room = (cap - count).max(0) as usize;
1052 
    let keep = &records[..records.len().min(room)];
1053 
    for (i, r) in keep.iter().enumerate() {
5d90e0e0 Andy McCall 1054 
        sqlx::query("INSERT INTO flow_logs (job_id, seq, t, stream, text) VALUES ($1, $2, $3, $4, $5)")
42fa9554 Andy McCall ↶ 1055 
            .bind(job_id)
1056 
            .bind(count + i as i64 + 1)
1057 
            .bind(r.t as i64)
1058 
            .bind(&r.stream)
1059 
            .bind(&r.text)
1060 
            .execute(&mut *tx)
1061 
            .await?;
1062 
    }
5d90e0e0 Andy McCall 1063 
    sqlx::query("UPDATE flow_jobs SET log_count = log_count + $1 WHERE id = $2")
42fa9554 Andy McCall ↶ 1064 
        .bind(keep.len() as i64)
1065 
        .bind(job_id)
1066 
        .execute(&mut *tx)
1067 
        .await?;
1068 
    tx.commit().await?;
1069 
    Ok(keep.len())
1070 
}
1071
1072 
pub async fn log(pool: &Pool, job_id: i64, after: i64, limit: i64) -> sqlx::Result<Vec<LogLine>> {
5d90e0e0 Andy McCall 1073 
    sqlx::query_as("SELECT seq, t, stream, text FROM flow_logs WHERE job_id = $1 AND seq > $2 ORDER BY seq LIMIT $3")
42fa9554 Andy McCall ↶ 1074 
        .bind(job_id)
1075 
        .bind(after)
1076 
        .bind(limit)
1077 
        .fetch_all(pool)
1078 
        .await
1079 
}
1080
070a7b64 Andy McCall ↶ 1081 
/// Jobs running since before `ms` (the oldest first).
5dead1f4 Andy McCall ↶ 1082 
/// Jobs still running at `now` past their own time limit (`default_s` for
1083 
/// one claimed without) plus `grace_ms`.
1084 
pub async fn running_past_limit(pool: &Pool, now: i64, default_s: u64, grace_ms: i64) -> sqlx::Result<Vec<Job>> {
1085 
    sqlx::query_as(
1086 
        "SELECT * FROM flow_jobs WHERE status = 'running' \
5d90e0e0 Andy McCall 1087 
         AND COALESCE(started_ms, 0) + (CASE WHEN timeout_s > 0 THEN timeout_s ELSE $1 END) * 1000 + $2 < $3 ORDER BY started_ms",
5dead1f4 Andy McCall ↶ 1088 
    )
1089 
    .bind(default_s as i64)
1090 
    .bind(grace_ms)
1091 
    .bind(now)
1092 
    .fetch_all(pool)
1093 
    .await
1094 
}
1095
1096 
/// Record the limit a claimed job runs under.
1097 
pub async fn set_job_timeout(pool: &Pool, job_id: i64, timeout_s: u64) -> sqlx::Result<()> {
5d90e0e0 Andy McCall 1098 
    sqlx::query("UPDATE flow_jobs SET timeout_s = $1 WHERE id = $2").bind(timeout_s as i64).bind(job_id).execute(pool).await?;
5dead1f4 Andy McCall ↶ 1099 
    Ok(())
1100 
}
1101
070a7b64 Andy McCall ↶ 1102 
pub async fn running_since_before(pool: &Pool, ms: i64) -> sqlx::Result<Vec<Job>> {
5d90e0e0 Andy McCall 1103 
    sqlx::query_as("SELECT * FROM flow_jobs WHERE status = 'running' AND COALESCE(started_ms, 0) < $1 ORDER BY started_ms")
070a7b64 Andy McCall ↶ 1104 
        .bind(ms)
1105 
        .fetch_all(pool)
1106 
        .await
1107 
}
1108
eef677c4 Andy McCall ↶ 1109 
/// The jobs running on the runner with this id.
1110 
pub async fn running_on(pool: &Pool, runner_id: i64) -> sqlx::Result<Vec<Job>> {
5d90e0e0 Andy McCall 1111 
    sqlx::query_as("SELECT * FROM flow_jobs WHERE status = 'running' AND runner_id = $1 ORDER BY id").bind(runner_id).fetch_all(pool).await
eef677c4 Andy McCall ↶ 1112 
}
1113
42fa9554 Andy McCall ↶ 1114 
pub struct Outcome<'a> {
1115 
    pub status: &'a str,
1116 
    pub exit_code: Option<i64>,
1117 
    pub error: &'a str,
1118 
    pub receipt: &'a str,
1119 
    pub receipt_hash: &'a str,
1120 
}
1121
1122 
/// Record a job's end, skip the jobs that can no longer run, and settle the
1123 
/// run. Returns the jobs whose status changed (for their checks).
1124 
pub async fn finish(pool: &Pool, job_id: i64, o: Outcome<'_>) -> sqlx::Result<Vec<Job>> {
941abdd6 Andy McCall ↶ 1125 
    let mut tx = super::begin_write(pool).await?;
42fa9554 Andy McCall ↶ 1126 
    let now = now_ms();
5d90e0e0 Andy McCall 1127 
    let j: Job = sqlx::query_as("SELECT * FROM flow_jobs WHERE id = $1").bind(job_id).fetch_one(&mut *tx).await?;
1128 
    sqlx::query("UPDATE flow_jobs SET status = $1, exit_code = $2, error = $3, receipt = $4, receipt_hash = $5, finished_ms = $6, token_hash = '' WHERE id = $7")
42fa9554 Andy McCall ↶ 1129 
        .bind(o.status)
1130 
        .bind(o.exit_code)
1131 
        .bind(o.error)
1132 
        .bind(o.receipt)
1133 
        .bind(o.receipt_hash)
1134 
        .bind(now)
1135 
        .bind(job_id)
1136 
        .execute(&mut *tx)
1137 
        .await?;
93501da2 Andy McCall ↶ 1138 
    // A pass teaches what its image is for, when nobody has read it
1139 
    // (oxygenhub#173): the architecture of the runner it passed on.
1140 
    if o.status == "passed" {
1141 
        let rootfs = serde_json::from_str::<serde_json::Value>(&j.sandbox)
1142 
            .ok()
1143 
            .and_then(|v| v["rootfs"].as_str().map(str::to_ascii_lowercase))
1144 
            .unwrap_or_default();
1145 
        if rootfs.len() == 64 {
1146 
            sqlx::query(
5d90e0e0 Andy McCall 1147 
                "INSERT INTO flow_images (hash, arch, seen_ms) SELECT $1, r.arch, $2 FROM flow_jobs j JOIN flow_runners r ON r.id = j.runner_id \
1148 
                 WHERE j.id = $3 AND r.arch != '' ON CONFLICT (hash) DO NOTHING",
93501da2 Andy McCall ↶ 1149 
            )
1150 
            .bind(&rootfs)
1151 
            .bind(now)
1152 
            .bind(job_id)
1153 
            .execute(&mut *tx)
1154 
            .await?;
1155 
        }
1156 
    }
42fa9554 Andy McCall ↶ 1157 
    let mut changed = vec![job_id];
1158 
    // Dependents of anything that did not pass are skipped, transitively.
1159 
    loop {
5d90e0e0 Andy McCall 1160 
        let all: Vec<Job> = sqlx::query_as("SELECT * FROM flow_jobs WHERE run_id = $1").bind(j.run_id).fetch_all(&mut *tx).await?;
42fa9554 Andy McCall ↶ 1161 
        let blocked: Vec<i64> = all
1162 
            .iter()
1163 
            .filter(|x| x.status == "queued")
1164 
            .filter(|x| {
1165 
                x.depends_on()
1166 
                    .iter()
417184c7 Andy McCall ↶ 1167 
                    .any(|d| all.iter().any(|y| &y.name == d && matches!(y.status.as_str(), "failed" | "skipped" | "error" | "cancelled")))
42fa9554 Andy McCall ↶ 1168 
            })
1169 
            .map(|x| x.id)
1170 
            .collect();
1171 
        if blocked.is_empty() {
1172 
            break;
1173 
        }
1174 
        for id in blocked {
5d90e0e0 Andy McCall 1175 
            sqlx::query("UPDATE flow_jobs SET status = 'skipped', finished_ms = $1 WHERE id = $2")
42fa9554 Andy McCall ↶ 1176 
                .bind(now)
1177 
                .bind(id)
1178 
                .execute(&mut *tx)
1179 
                .await?;
1180 
            changed.push(id);
1181 
        }
1182 
    }
5d90e0e0 Andy McCall 1183 
    let all: Vec<Job> = sqlx::query_as("SELECT * FROM flow_jobs WHERE run_id = $1").bind(j.run_id).fetch_all(&mut *tx).await?;
42fa9554 Andy McCall ↶ 1184 
    if all.iter().all(Job::done) {
1185 
        let status = if all.iter().all(|x| x.status == "passed") { "passed" } else { "failed" };
5d90e0e0 Andy McCall 1186 
        sqlx::query("UPDATE flow_runs SET status = $1, finished_ms = $2 WHERE id = $3")
42fa9554 Andy McCall ↶ 1187 
            .bind(status)
1188 
            .bind(now)
1189 
            .bind(j.run_id)
1190 
            .execute(&mut *tx)
1191 
            .await?;
1192 
    }
1193 
    tx.commit().await?;
1194 
    let mut out = Vec::new();
1195 
    for id in changed {
745d225d Andy McCall ↶ 1196 
        if let Some(x) = job(pool, id).await? {
1197 
            out.push(x);
1198 
        }
1199 
    }
1200 
    Ok(out)
1201 
}
1202
1203 
/// Cancel a run (oxygenflow#32): its jobs not yet done end as cancelled,
1204 
/// and so does the run. A runner learns of it when the hub next refuses
1205 
/// its log lines, and stops the job. Returns the jobs whose status changed.
1206 
pub async fn cancel_run(pool: &Pool, run_id: i64, why: &str) -> sqlx::Result<Vec<Job>> {
1207 
    let now = now_ms();
1208 
    let mut tx = pool.begin().await?;
5d90e0e0 Andy McCall 1209 
    let ids: Vec<(i64,)> = sqlx::query_as("SELECT id FROM flow_jobs WHERE run_id = $1 AND status IN ('queued', 'running')")
745d225d Andy McCall ↶ 1210 
        .bind(run_id)
1211 
        .fetch_all(&mut *tx)
1212 
        .await?;
1213 
    sqlx::query(
5d90e0e0 Andy McCall 1214 
        "UPDATE flow_jobs SET status = 'cancelled', error = $1, finished_ms = $2, token_hash = ''
1215 
         WHERE run_id = $3 AND status IN ('queued', 'running')",
745d225d Andy McCall ↶ 1216 
    )
1217 
    .bind(why)
1218 
    .bind(now)
1219 
    .bind(run_id)
1220 
    .execute(&mut *tx)
1221 
    .await?;
5d90e0e0 Andy McCall 1222 
    sqlx::query("UPDATE flow_runs SET status = 'cancelled', finished_ms = $1 WHERE id = $2 AND status IN ('queued', 'running')")
745d225d Andy McCall ↶ 1223 
        .bind(now)
1224 
        .bind(run_id)
1225 
        .execute(&mut *tx)
1226 
        .await?;
1227 
    tx.commit().await?;
1228 
    let mut out = Vec::new();
1229 
    for (id,) in ids {
42fa9554 Andy McCall ↶ 1230 
        if let Some(x) = job(pool, id).await? {
1231 
            out.push(x);
1232 
        }
1233 
    }
1234 
    Ok(out)
745d225d Andy McCall ↶ 1235 
}
1236
e8fa5369 Andy McCall ↶ 1237 
/// Run job `name` of finished run `run_id` again, with every job that
1238 
/// depends on it (oxygenflow#31): back to the queue as if new, their logs,
1239 
/// artifacts and reports gone, and the run running again. The jobs they
1240 
/// depend on keep their results. The jobs reset; none when there is no
1241 
/// such job.
1242 
pub async fn rerun_job(pool: &Pool, run_id: i64, name: &str) -> sqlx::Result<Vec<Job>> {
5d90e0e0 Andy McCall 1243 
    let all: Vec<Job> = sqlx::query_as("SELECT * FROM flow_jobs WHERE run_id = $1").bind(run_id).fetch_all(pool).await?;
e8fa5369 Andy McCall ↶ 1244 
    if !all.iter().any(|j| j.name == name) {
1245 
        return Ok(Vec::new());
1246 
    }
1247 
    let mut again = vec![name.to_string()];
1248 
    loop {
1249 
        let more: Vec<String> = all
1250 
            .iter()
1251 
            .filter(|j| !again.contains(&j.name) && j.depends_on().iter().any(|d| again.contains(d)))
1252 
            .map(|j| j.name.clone())
1253 
            .collect();
1254 
        if more.is_empty() {
1255 
            break;
1256 
        }
1257 
        again.extend(more);
1258 
    }
1259 
    let ids: Vec<i64> = all.iter().filter(|j| again.contains(&j.name)).map(|j| j.id).collect();
1260 
    let mut tx = pool.begin().await?;
1261 
    for id in &ids {
1262 
        for table in ["flow_logs", "flow_artifacts", "flow_declines", "test_reports", "coverage_reports", "reports"] {
5d90e0e0 Andy McCall 1263 
            sqlx::query(&format!("DELETE FROM {table} WHERE job_id = $1")).bind(id).execute(&mut *tx).await?;
e8fa5369 Andy McCall ↶ 1264 
        }
1265 
        sqlx::query(
1266 
            "UPDATE flow_jobs SET status = 'queued', runner = '', token_hash = '', started_ms = NULL, finished_ms = NULL,
1267 
             exit_code = NULL, error = '', receipt = '', receipt_hash = '', log_count = 0, also_read = '', receipt_attest = '',
1268 
             receipt_signer = '', receipt_note = '', runner_id = NULL, waiting = '', placed = '', peak_disk_mib = NULL,
417184c7 Andy McCall ↶ 1269 
             peak_memory_mib = NULL, approval = CASE WHEN approval = '' THEN '' ELSE 'waiting' END, approved_by = '',
ab4df6aa Andy McCall ↶ 1270 
             approved_ms = NULL, approval_seal = '', approved_via = '', queued_ms = $2, ready_ms = NULL, handed_back_ms = NULL,
1271 
             handbacks = 0 WHERE id = $1",
e8fa5369 Andy McCall ↶ 1272 
        )
1273 
        .bind(id)
e97500b7 Andy McCall ↶ 1274 
        .bind(now_ms())
e8fa5369 Andy McCall ↶ 1275 
        .execute(&mut *tx)
1276 
        .await?;
1277 
    }
5d90e0e0 Andy McCall 1278 
    sqlx::query("UPDATE flow_runs SET status = 'running', finished_ms = NULL WHERE id = $1").bind(run_id).execute(&mut *tx).await?;
e8fa5369 Andy McCall ↶ 1279 
    tx.commit().await?;
1280 
    let mut out = Vec::new();
1281 
    for id in ids {
1282 
        if let Some(x) = job(pool, id).await? {
1283 
            out.push(x);
1284 
        }
1285 
    }
1286 
    Ok(out)
1287 
}
1288
a9f1c0bf Andy McCall ↶ 1289 
/// The runs of `bookmark` started by `trigger` still going, older than run
1290 
/// `number`: those a newer run supersedes (#267). With `running_too`
1291 
/// false, only those still queued.
1292 
pub async fn live_runs_before(
1293 
    pool: &Pool,
1294 
    repo_id: i64,
1295 
    bookmark: &str,
1296 
    trigger: &str,
1297 
    number: i64,
1298 
    running_too: bool,
1299 
) -> sqlx::Result<Vec<Run>> {
745d225d Andy McCall ↶ 1300 
    sqlx::query_as(
a9f1c0bf Andy McCall ↶ 1301 
        "SELECT * FROM flow_runs WHERE repo_id = $1 AND bookmark = $2 AND number < $3 AND trigger = $4
1302 
         AND (status = 'queued' OR ($5 AND status = 'running')) ORDER BY id",
745d225d Andy McCall ↶ 1303 
    )
1304 
    .bind(repo_id)
1305 
    .bind(bookmark)
1306 
    .bind(number)
a9f1c0bf Andy McCall ↶ 1307 
    .bind(trigger)
1308 
    .bind(running_too)
745d225d Andy McCall ↶ 1309 
    .fetch_all(pool)
1310 
    .await
42fa9554 Andy McCall ↶ 1311 
}
736f6813 Andy McCall ↶ 1312
2abea308 Andy McCall ↶ 1313 
/// The runs on `bookmark` that no runner has started yet: queued, with
1314 
/// the given trigger, created before `before_ms` (#263).
1315 
pub async fn unstarted_runs_on(pool: &Pool, repo_id: i64, bookmark: &str, trigger: &str, before_ms: i64) -> sqlx::Result<Vec<Run>> {
1316 
    sqlx::query_as(
1317 
        "SELECT * FROM flow_runs WHERE repo_id = $1 AND bookmark = $2 AND trigger = $3 AND status = 'queued' AND created_ms <= $4 ORDER BY id",
1318 
    )
1319 
    .bind(repo_id)
1320 
    .bind(bookmark)
1321 
    .bind(trigger)
1322 
    .bind(before_ms)
1323 
    .fetch_all(pool)
1324 
    .await
1325 
}
1326
736f6813 Andy McCall ↶ 1327 
/// The newest run of exactly this state (heads joined with `+`, sorted).
1328 
pub async fn latest_for_heads(pool: &Pool, repo_id: i64, heads: &str) -> sqlx::Result<Option<Run>> {
5d90e0e0 Andy McCall 1329 
    sqlx::query_as("SELECT * FROM flow_runs WHERE repo_id = $1 AND heads = $2 ORDER BY id DESC LIMIT 1")
736f6813 Andy McCall ↶ 1330 
        .bind(repo_id)
1331 
        .bind(heads)
1332 
        .fetch_optional(pool)
1333 
        .await
cc19697f Andy McCall ↶ 1334 
}
1335
1336 
/// Record what became of job `job_id`'s signed receipt.
1337 
pub async fn set_receipt(pool: &Pool, job_id: i64, attest: &str, signer: &str, note: &str) -> sqlx::Result<()> {
5d90e0e0 Andy McCall 1338 
    sqlx::query("UPDATE flow_jobs SET receipt_attest = $1, receipt_signer = $2, receipt_note = $3 WHERE id = $4")
cc19697f Andy McCall ↶ 1339 
        .bind(attest)
1340 
        .bind(signer)
1341 
        .bind(note)
1342 
        .bind(job_id)
1343 
        .execute(pool)
1344 
        .await?;
1345 
    Ok(())
736f6813 Andy McCall ↶ 1346 
}
a3c8288b Andy McCall ↶ 1347
1348 
/// A job's artifact, kept as a blob of the run's repository.
1349 
#[derive(Clone, Debug, FromRow)]
1350 
pub struct Artifact {
1351 
    pub job_id: i64,
1352 
    pub name: String,
1353 
    pub path: String,
1354 
    pub blob: String,
1355 
    pub size: i64,
1356 
    /// BLAKE3 of the bytes.
1357 
    pub content: String,
1358 
    pub created_ms: i64,
1359 
}
1360
1361 
pub async fn add_artifact(pool: &Pool, a: &Artifact) -> sqlx::Result<()> {
5d90e0e0 Andy McCall 1362 
    sqlx::query(
d1bf2d69 Andy McCall ↶ 1363 
        "INSERT INTO flow_artifacts (job_id, name, path, blob, size, content, created_ms) VALUES ($1, $2, $3, $4, $5, $6, $7) ON CONFLICT (job_id, name) DO UPDATE SET path = excluded.path, blob = excluded.blob, size = excluded.size, content = excluded.content, created_ms = excluded.created_ms",
5d90e0e0 Andy McCall 1364 
    )
1365 
    .bind(a.job_id)
1366 
    .bind(&a.name)
1367 
    .bind(&a.path)
1368 
    .bind(&a.blob)
1369 
    .bind(a.size)
1370 
    .bind(&a.content)
1371 
    .bind(a.created_ms)
1372 
    .execute(pool)
1373 
    .await?;
a3c8288b Andy McCall ↶ 1374 
    Ok(())
1375 
}
1376
45977501 Andy McCall ↶ 1377 
/// Every artifact blob a repository's runs keep, for garbage collection to
1378 
/// keep too (#126): the database is the only thing that names them.
1379 
pub async fn artifact_blobs(pool: &Pool, repo_id: i64) -> sqlx::Result<Vec<String>> {
1380 
    sqlx::query_scalar(
5d90e0e0 Andy McCall 1381 
        "SELECT DISTINCT a.blob FROM flow_artifacts a JOIN flow_jobs j ON j.id = a.job_id JOIN flow_runs r ON r.id = j.run_id WHERE r.repo_id = $1",
45977501 Andy McCall ↶ 1382 
    )
1383 
    .bind(repo_id)
1384 
    .fetch_all(pool)
1385 
    .await
1386 
}
1387
e4203e14 Andy McCall ↶ 1388 
/// Job `job_id`'s artifacts, by name; not its [`CHECKPOINT`], which no
1389 
/// receipt names.
a3c8288b Andy McCall ↶ 1390 
pub async fn artifacts(pool: &Pool, job_id: i64) -> sqlx::Result<Vec<Artifact>> {
e4203e14 Andy McCall ↶ 1391 
    sqlx::query_as("SELECT * FROM flow_artifacts WHERE job_id = $1 AND name NOT LIKE '.%' ORDER BY name").bind(job_id).fetch_all(pool).await
a3c8288b Andy McCall ↶ 1392 
}
10708ab8 Andy McCall ↶ 1393
e4203e14 Andy McCall ↶ 1394 
/// The name a job's checkpoint is kept under (oxygenflow#77), beside its
1395 
/// artifacts: no pipeline can declare it.
1396 
pub const CHECKPOINT: &str = ".checkpoint";
1397
1398 
/// The checkpoint an attempt of job `job_id` saved as its runner handed it
1399 
/// back (oxygenflow#77), if one did.
1400 
pub async fn checkpoint(pool: &Pool, job_id: i64) -> sqlx::Result<Option<Artifact>> {
1401 
    sqlx::query_as("SELECT * FROM flow_artifacts WHERE job_id = $1 AND name = $2").bind(job_id).bind(CHECKPOINT).fetch_optional(pool).await
1402 
}
1403
16ee5d19 Andy McCall ↶ 1404 
/// An artifact with the run and job that made it, for a repository's list
1405 
/// of every run's outputs (oxygenhub#254).
1406 
#[derive(Clone, Debug, FromRow)]
1407 
pub struct RepoArtifact {
1408 
    pub run_number: i64,
1409 
    pub bookmark: String,
1410 
    pub job: String,
1411 
    pub name: String,
1412 
    pub path: String,
1413 
    pub size: i64,
1414 
    pub content: String,
1415 
    pub created_ms: i64,
1416 
}
1417
1418 
/// A repository's newest artifacts, at most `limit`.
1419 
pub async fn repo_artifacts(pool: &Pool, repo_id: i64, limit: i64) -> sqlx::Result<Vec<RepoArtifact>> {
1420 
    sqlx::query_as(
1421 
        "SELECT r.number AS run_number, r.bookmark, j.name AS job, a.name, a.path, a.size, a.content, a.created_ms
1422 
         FROM flow_artifacts a JOIN flow_jobs j ON j.id = a.job_id JOIN flow_runs r ON r.id = j.run_id
1423 
         WHERE r.repo_id = $1 ORDER BY a.created_ms DESC, r.number DESC, j.name, a.name LIMIT $2",
1424 
    )
1425 
    .bind(repo_id)
1426 
    .bind(limit)
1427 
    .fetch_all(pool)
1428 
    .await
1429 
}
1430
10708ab8 Andy McCall ↶ 1431 
/// Where an artifact with given content came from: the run and job that
1432 
/// built it, and the job's signed receipt when one was kept.
1433 
#[derive(Clone, Debug, FromRow)]
1434 
pub struct Provenance {
1435 
    pub run_number: i64,
1436 
    pub job: String,
1437 
    pub name: String,
1438 
    pub receipt_attest: String,
1439 
    pub receipt_signer: String,
1440 
}
1441
1442 
/// The build of the bytes whose BLAKE3 is `content` in repository
1443 
/// `repo_id`: a passed job, one with a kept signed receipt first, newest
1444 
/// run first.
1445 
pub async fn provenance(pool: &Pool, repo_id: i64, content: &str) -> sqlx::Result<Option<Provenance>> {
1446 
    sqlx::query_as(
1447 
        "SELECT r.number AS run_number, j.name AS job, a.name AS name, j.receipt_attest, j.receipt_signer \
1448 
         FROM flow_artifacts a JOIN flow_jobs j ON j.id = a.job_id JOIN flow_runs r ON r.id = j.run_id \
5d90e0e0 Andy McCall 1449 
         WHERE r.repo_id = $1 AND a.content = $2 AND j.status = 'passed' \
10708ab8 Andy McCall ↶ 1450 
         ORDER BY (j.receipt_attest != '') DESC, r.number DESC LIMIT 1",
1451 
    )
1452 
    .bind(repo_id)
1453 
    .bind(content)
1454 
    .fetch_optional(pool)
417184c7 Andy McCall ↶ 1455 
    .await
1456 
}
1457
1458 
/// Approve job `id` if it is still waiting for a person (oxygenflow#57);
1459 
/// whether it was.
05f1a85a Andy McCall ↶ 1460 
pub async fn approve_job(pool: &Pool, id: i64, who: &str, seal: &str, via: &str) -> sqlx::Result<bool> {
417184c7 Andy McCall ↶ 1461 
    let r = sqlx::query(
05f1a85a Andy McCall ↶ 1462 
        "UPDATE flow_jobs SET approval = 'approved', approved_by = $1, approved_ms = $2, approval_seal = $3, approved_via = $5 \
5d90e0e0 Andy McCall 1463 
         WHERE id = $4 AND status = 'queued' AND approval = 'waiting'",
417184c7 Andy McCall ↶ 1464 
    )
1465 
    .bind(who)
1466 
    .bind(now_ms())
47e37402 Andy McCall ↶ 1467 
    .bind(seal)
417184c7 Andy McCall ↶ 1468 
    .bind(id)
05f1a85a Andy McCall ↶ 1469 
    .bind(via)
417184c7 Andy McCall ↶ 1470 
    .execute(pool)
1471 
    .await?;
1472 
    Ok(r.rows_affected() > 0)
1473 
}
1474
1475 
/// Note who rejected job `id` (it is then finished as cancelled).
05f1a85a Andy McCall ↶ 1476 
pub async fn note_rejection(pool: &Pool, id: i64, who: &str, via: &str) -> sqlx::Result<()> {
1477 
    sqlx::query("UPDATE flow_jobs SET approved_by = $1, approved_ms = $2, approved_via = $4 WHERE id = $3")
417184c7 Andy McCall ↶ 1478 
        .bind(who)
1479 
        .bind(now_ms())
1480 
        .bind(id)
05f1a85a Andy McCall ↶ 1481 
        .bind(via)
417184c7 Andy McCall ↶ 1482 
        .execute(pool)
1483 
        .await?;
1484 
    Ok(())
1485 
}
1486
1487 
/// Jobs waiting for a person, in runs still going.
1488 
pub async fn waiting_for_approval(pool: &Pool) -> sqlx::Result<Vec<Job>> {
1489 
    sqlx::query_as(
1490 
        "SELECT j.* FROM flow_jobs j JOIN flow_runs r ON r.id = j.run_id \
1491 
         WHERE j.status = 'queued' AND j.approval = 'waiting' AND r.status IN ('queued', 'running')",
1492 
    )
b644e175 Andy McCall ↶ 1493 
    .fetch_all(pool)
1494 
    .await
1495 
}
1496
1497 
/// One deployment: a job for an environment that passed.
1498 
#[derive(Clone, Debug, FromRow)]
1499 
pub struct Deployment {
1500 
    pub environment: String,
1501 
    pub job: String,
1502 
    pub run_number: i64,
1503 
    pub state: String,
1504 
    pub bookmark: String,
1505 
    pub actor: String,
1506 
    pub approved_by: String,
1507 
    pub finished_ms: i64,
1508 
}
1509
1510 
/// A repository's deployments, newest first (oxygenflow#59).
1511 
pub async fn deployments(pool: &Pool, repo_id: i64, limit: i64) -> sqlx::Result<Vec<Deployment>> {
1512 
    sqlx::query_as(
1513 
        "SELECT j.environment, j.name AS job, r.number AS run_number, r.state, r.bookmark, r.actor, j.approved_by, \
1514 
         COALESCE(j.finished_ms, 0) AS finished_ms FROM flow_jobs j JOIN flow_runs r ON r.id = j.run_id \
5d90e0e0 Andy McCall 1515 
         WHERE r.repo_id = $1 AND j.environment != '' AND j.status = 'passed' ORDER BY j.finished_ms DESC LIMIT $2",
b644e175 Andy McCall ↶ 1516 
    )
1517 
    .bind(repo_id)
1518 
    .bind(limit)
417184c7 Andy McCall ↶ 1519 
    .fetch_all(pool)
10708ab8 Andy McCall ↶ 1520 
    .await
1521 
}