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code_monitor_queries.go
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182 lines (162 loc) · 3.96 KB
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package database
import (
"context"
"time"
"github.com/keegancsmith/sqlf"
"github.com/sourcegraph/sourcegraph/internal/actor"
"github.com/sourcegraph/sourcegraph/internal/database/dbutil"
)
type QueryTrigger struct {
ID int64
Monitor int64
QueryString string
NextRun time.Time
LatestResult *time.Time
CreatedBy int32
CreatedAt time.Time
ChangedBy int32
ChangedAt time.Time
}
// queryColumns is the set of columns in cm_queries
// It must be kept in sync with scanTriggerQuery
var queryColumns = []*sqlf.Query{
sqlf.Sprintf("cm_queries.id"),
sqlf.Sprintf("cm_queries.monitor"),
sqlf.Sprintf("cm_queries.query"),
sqlf.Sprintf("cm_queries.next_run"),
sqlf.Sprintf("cm_queries.latest_result"),
sqlf.Sprintf("cm_queries.created_by"),
sqlf.Sprintf("cm_queries.created_at"),
sqlf.Sprintf("cm_queries.changed_by"),
sqlf.Sprintf("cm_queries.changed_at"),
}
const createTriggerQueryFmtStr = `
INSERT INTO cm_queries
(monitor, query, created_by, created_at, changed_by, changed_at, next_run, latest_result)
VALUES (%s,%s,%s,%s,%s,%s,%s,%s)
RETURNING %s;
`
func (s *codeMonitorStore) CreateQueryTrigger(ctx context.Context, monitorID int64, query string) (*QueryTrigger, error) {
now := s.Now()
a := actor.FromContext(ctx)
q := sqlf.Sprintf(
createTriggerQueryFmtStr,
monitorID,
query,
a.UID,
now,
a.UID,
now,
now,
now,
sqlf.Join(queryColumns, ", "),
)
row := s.QueryRow(ctx, q)
return scanTriggerQuery(row)
}
const updateTriggerQueryFmtStr = `
UPDATE cm_queries
SET query = %s,
changed_by = %s,
changed_at = %s,
latest_result = %s
WHERE
id = %s
AND EXISTS (
SELECT 1 FROM cm_monitors
WHERE cm_monitors.id = cm_queries.monitor
AND %s
)
RETURNING %s;
`
func (s *codeMonitorStore) UpdateQueryTrigger(ctx context.Context, id int64, query string) error {
now := s.Now()
a := actor.FromContext(ctx)
user, err := a.User(ctx, s.userStore)
if err != nil {
return err
}
q := sqlf.Sprintf(
updateTriggerQueryFmtStr,
query,
a.UID,
now,
now,
id,
namespaceScopeQuery(user),
sqlf.Join(queryColumns, ", "),
)
row := s.QueryRow(ctx, q)
_, err = scanTriggerQuery(row)
return err
}
const triggerQueryByMonitorFmtStr = `
SELECT %s -- queryColumns
FROM cm_queries
WHERE monitor = %s;
`
func (s *codeMonitorStore) GetQueryTriggerForMonitor(ctx context.Context, monitorID int64) (*QueryTrigger, error) {
q := sqlf.Sprintf(
triggerQueryByMonitorFmtStr,
sqlf.Join(queryColumns, ","),
monitorID,
)
row := s.QueryRow(ctx, q)
return scanTriggerQuery(row)
}
const resetTriggerQueryTimestamps = `
UPDATE cm_queries
SET latest_result = null,
next_run = %s
WHERE id = %s;
`
func (s *codeMonitorStore) ResetQueryTriggerTimestamps(ctx context.Context, queryID int64) error {
return s.Exec(ctx, sqlf.Sprintf(resetTriggerQueryTimestamps, s.Now(), queryID))
}
const getQueryByRecordIDFmtStr = `
SELECT %s -- queryColumns
FROM cm_queries
INNER JOIN cm_trigger_jobs j ON cm_queries.id = j.query
WHERE j.id = %s
`
func (s *codeMonitorStore) GetQueryTriggerForJob(ctx context.Context, triggerJob int32) (*QueryTrigger, error) {
q := sqlf.Sprintf(
getQueryByRecordIDFmtStr,
sqlf.Join(queryColumns, ","),
triggerJob,
)
row := s.QueryRow(ctx, q)
return scanTriggerQuery(row)
}
const setTriggerQueryNextRunFmtStr = `
UPDATE cm_queries
SET next_run = %s,
latest_result = %s
WHERE id = %s
`
func (s *codeMonitorStore) SetQueryTriggerNextRun(ctx context.Context, triggerQueryID int64, next time.Time, latestResults time.Time) error {
q := sqlf.Sprintf(
setTriggerQueryNextRunFmtStr,
next,
latestResults,
triggerQueryID,
)
return s.Exec(ctx, q)
}
// scanQueryTrigger scans a *sql.Rows or *sql.Row into a MonitorQuery
// It must be kept in sync with queryColumns
func scanTriggerQuery(scanner dbutil.Scanner) (*QueryTrigger, error) {
m := &QueryTrigger{}
err := scanner.Scan(
&m.ID,
&m.Monitor,
&m.QueryString,
&m.NextRun,
&m.LatestResult,
&m.CreatedBy,
&m.CreatedAt,
&m.ChangedBy,
&m.ChangedAt,
)
return m, err
}