/
stats.go
273 lines (233 loc) · 8.03 KB
/
stats.go
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package sqlstore
import (
"context"
"strconv"
"time"
"github.com/famarks/grafarg/pkg/bus"
"github.com/famarks/grafarg/pkg/models"
)
func init() {
bus.AddHandler("sql", GetSystemStats)
bus.AddHandler("sql", GetDataSourceStats)
bus.AddHandler("sql", GetDataSourceAccessStats)
bus.AddHandler("sql", GetAdminStats)
bus.AddHandlerCtx("sql", GetAlertNotifiersUsageStats)
bus.AddHandlerCtx("sql", GetSystemUserCountStats)
}
const activeUserTimeLimit = time.Hour * 24 * 30
func GetAlertNotifiersUsageStats(ctx context.Context, query *models.GetAlertNotifierUsageStatsQuery) error {
var rawSQL = `SELECT COUNT(*) AS count, type FROM ` + dialect.Quote("alert_notification") + ` GROUP BY type`
query.Result = make([]*models.NotifierUsageStats, 0)
err := x.SQL(rawSQL).Find(&query.Result)
return err
}
func GetDataSourceStats(query *models.GetDataSourceStatsQuery) error {
var rawSQL = `SELECT COUNT(*) AS count, type FROM ` + dialect.Quote("data_source") + ` GROUP BY type`
query.Result = make([]*models.DataSourceStats, 0)
err := x.SQL(rawSQL).Find(&query.Result)
return err
}
func GetDataSourceAccessStats(query *models.GetDataSourceAccessStatsQuery) error {
var rawSQL = `SELECT COUNT(*) AS count, type, access FROM ` + dialect.Quote("data_source") + ` GROUP BY type, access`
query.Result = make([]*models.DataSourceAccessStats, 0)
err := x.SQL(rawSQL).Find(&query.Result)
return err
}
func GetSystemStats(query *models.GetSystemStatsQuery) error {
sb := &SQLBuilder{}
sb.Write("SELECT ")
sb.Write(`(SELECT COUNT(*) FROM ` + dialect.Quote("user") + `) AS users,`)
sb.Write(`(SELECT COUNT(*) FROM ` + dialect.Quote("org") + `) AS orgs,`)
sb.Write(`(SELECT COUNT(*) FROM ` + dialect.Quote("data_source") + `) AS datasources,`)
sb.Write(`(SELECT COUNT(*) FROM ` + dialect.Quote("star") + `) AS stars,`)
sb.Write(`(SELECT COUNT(*) FROM ` + dialect.Quote("playlist") + `) AS playlists,`)
sb.Write(`(SELECT COUNT(*) FROM ` + dialect.Quote("alert") + `) AS alerts,`)
activeUserDeadlineDate := time.Now().Add(-activeUserTimeLimit)
sb.Write(`(SELECT COUNT(*) FROM `+dialect.Quote("user")+` WHERE last_seen_at > ?) AS active_users,`, activeUserDeadlineDate)
sb.Write(`(SELECT COUNT(id) FROM `+dialect.Quote("dashboard")+` WHERE is_folder = ?) AS dashboards,`, dialect.BooleanStr(false))
sb.Write(`(SELECT COUNT(id) FROM `+dialect.Quote("dashboard")+` WHERE is_folder = ?) AS folders,`, dialect.BooleanStr(true))
sb.Write(`(
SELECT COUNT(acl.id)
FROM `+dialect.Quote("dashboard_acl")+` AS acl
INNER JOIN `+dialect.Quote("dashboard")+` AS d
ON d.id = acl.dashboard_id
WHERE d.is_folder = ?
) AS dashboard_permissions,`, dialect.BooleanStr(false))
sb.Write(`(
SELECT COUNT(acl.id)
FROM `+dialect.Quote("dashboard_acl")+` AS acl
INNER JOIN `+dialect.Quote("dashboard")+` AS d
ON d.id = acl.dashboard_id
WHERE d.is_folder = ?
) AS folder_permissions,`, dialect.BooleanStr(true))
sb.Write(`(SELECT COUNT(id) FROM ` + dialect.Quote("dashboard_provisioning") + `) AS provisioned_dashboards,`)
sb.Write(`(SELECT COUNT(id) FROM ` + dialect.Quote("dashboard_snapshot") + `) AS snapshots,`)
sb.Write(`(SELECT COUNT(id) FROM ` + dialect.Quote("dashboard_version") + `) AS dashboard_versions,`)
sb.Write(`(SELECT COUNT(id) FROM ` + dialect.Quote("annotation") + `) AS annotations,`)
sb.Write(`(SELECT COUNT(id) FROM ` + dialect.Quote("team") + `) AS teams,`)
sb.Write(`(SELECT COUNT(id) FROM ` + dialect.Quote("user_auth_token") + `) AS auth_tokens,`)
sb.Write(roleCounterSQL())
var stats models.SystemStats
_, err := x.SQL(sb.GetSQLString(), sb.params...).Get(&stats)
if err != nil {
return err
}
query.Result = &stats
return nil
}
func roleCounterSQL() string {
const roleCounterTimeout = 20 * time.Second
ctx, cancel := context.WithTimeout(context.Background(), roleCounterTimeout)
defer cancel()
_ = updateUserRoleCountsIfNecessary(ctx, false)
sqlQuery :=
strconv.FormatInt(userStatsCache.total.Admins, 10) + ` AS admins, ` +
strconv.FormatInt(userStatsCache.total.Editors, 10) + ` AS editors, ` +
strconv.FormatInt(userStatsCache.total.Viewers, 10) + ` AS viewers, ` +
strconv.FormatInt(userStatsCache.active.Admins, 10) + ` AS active_admins, ` +
strconv.FormatInt(userStatsCache.active.Editors, 10) + ` AS active_editors, ` +
strconv.FormatInt(userStatsCache.active.Viewers, 10) + ` AS active_viewers`
return sqlQuery
}
func GetAdminStats(query *models.GetAdminStatsQuery) error {
activeEndDate := time.Now().Add(-activeUserTimeLimit)
var rawSQL = `SELECT
(
SELECT COUNT(*)
FROM ` + dialect.Quote("org") + `
) AS orgs,
(
SELECT COUNT(*)
FROM ` + dialect.Quote("dashboard") + `WHERE is_folder=` + dialect.BooleanStr(false) + `
) AS dashboards,
(
SELECT COUNT(*)
FROM ` + dialect.Quote("dashboard_snapshot") + `
) AS snapshots,
(
SELECT COUNT( DISTINCT ( ` + dialect.Quote("term") + ` ))
FROM ` + dialect.Quote("dashboard_tag") + `
) AS tags,
(
SELECT COUNT(*)
FROM ` + dialect.Quote("data_source") + `
) AS datasources,
(
SELECT COUNT(*)
FROM ` + dialect.Quote("playlist") + `
) AS playlists,
(
SELECT COUNT(*)
FROM ` + dialect.Quote("star") + `
) AS stars,
(
SELECT COUNT(*)
FROM ` + dialect.Quote("alert") + `
) AS alerts,
(
SELECT COUNT(*)
FROM ` + dialect.Quote("user") + `
) AS users,
(
SELECT COUNT(*)
FROM ` + dialect.Quote("user") + ` WHERE last_seen_at > ?
) AS active_users,
` + roleCounterSQL() + `,
(
SELECT COUNT(*)
FROM ` + dialect.Quote("user_auth_token") + ` WHERE rotated_at > ?
) AS active_sessions`
var stats models.AdminStats
_, err := x.SQL(rawSQL, activeEndDate, activeEndDate.Unix()).Get(&stats)
if err != nil {
return err
}
query.Result = &stats
return nil
}
func GetSystemUserCountStats(ctx context.Context, query *models.GetSystemUserCountStatsQuery) error {
return withDbSession(ctx, x, func(sess *DBSession) error {
var rawSQL = `SELECT COUNT(id) AS Count FROM ` + dialect.Quote("user")
var stats models.SystemUserCountStats
_, err := sess.SQL(rawSQL).Get(&stats)
if err != nil {
return err
}
query.Result = &stats
return nil
})
}
func updateUserRoleCountsIfNecessary(ctx context.Context, forced bool) error {
memoizationPeriod := time.Now().Add(-userStatsCacheLimetime)
if forced || userStatsCache.memoized.Before(memoizationPeriod) {
err := updateUserRoleCounts(ctx)
if err != nil {
return err
}
}
return nil
}
type memoUserStats struct {
active models.UserStats
total models.UserStats
memoized time.Time
}
var (
userStatsCache = memoUserStats{}
userStatsCacheLimetime = 5 * time.Minute
)
func updateUserRoleCounts(ctx context.Context) error {
query := `
SELECT role AS bitrole, active, COUNT(role) AS count FROM
(SELECT last_seen_at>? AS active, SUM(role) AS role
FROM (SELECT
u.id,
CASE org_user.role
WHEN 'Admin' THEN 4
WHEN 'Editor' THEN 2
ELSE 1
END AS role,
u.last_seen_at
FROM ` + dialect.Quote("user") + ` AS u INNER JOIN org_user ON org_user.user_id = u.id
GROUP BY u.id, u.last_seen_at, org_user.role) AS t2
GROUP BY id, last_seen_at) AS t1
GROUP BY active, role;`
activeUserDeadline := time.Now().Add(-activeUserTimeLimit)
type rolebitmap struct {
Active bool
Bitrole int64
Count int64
}
bitmap := []rolebitmap{}
err := x.Context(ctx).SQL(query, activeUserDeadline).Find(&bitmap)
if err != nil {
return err
}
memo := memoUserStats{memoized: time.Now()}
for _, role := range bitmap {
roletype := models.ROLE_VIEWER
if role.Bitrole&0b100 != 0 {
roletype = models.ROLE_ADMIN
} else if role.Bitrole&0b10 != 0 {
roletype = models.ROLE_EDITOR
}
memo.total = addToStats(memo.total, roletype, role.Count)
if role.Active {
memo.active = addToStats(memo.active, roletype, role.Count)
}
}
userStatsCache = memo
return nil
}
func addToStats(base models.UserStats, role models.RoleType, count int64) models.UserStats {
base.Users += count
switch role {
case models.ROLE_ADMIN:
base.Admins += count
case models.ROLE_EDITOR:
base.Editors += count
default:
base.Viewers += count
}
return base
}