/
tenants_http.go
175 lines (141 loc) · 3.68 KB
/
tenants_http.go
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// SPDX-License-Identifier: AGPL-3.0-only
package ingester
import (
_ "embed"
"fmt"
"html/template"
"math"
"net/http"
"time"
"github.com/gorilla/mux"
"github.com/prometheus/prometheus/tsdb"
"golang.org/x/exp/slices"
"github.com/grafana/mimir/pkg/util"
)
type tenantsPageContent struct {
Now time.Time
Tenants []tenantStats
}
type tenantStats struct {
Tenant string
Blocks int
MinTime string
MaxTime string
Warning string
}
//go:embed tenants.gohtml
var tenantsPageHTML string
var tenantsTemplate = template.Must(template.New("webpage").Parse(tenantsPageHTML))
type tenantTSDBPageContent struct {
Now time.Time
Tenant string
Head tenantTSDBHeadPageContent
Blocks []tenantTSDBBlockPageContent
}
type tenantTSDBHeadPageContent struct {
MinTime string
MaxTime string
NumSeries uint64
AppendableMinValidTime string
MinOOOTime string
MaxOOOTime string
}
type tenantTSDBBlockPageContent struct {
ID string
MinTime string
MaxTime string
OutOfOrder bool
Compaction tsdb.BlockMetaCompaction
Stats tsdb.BlockStats
UploadedOn string
}
//go:embed tenant_tsdb.gohtml
var tenantTSDBPageHTML string
var tenantTSDBTemplate = template.Must(template.New("webpage").Parse(tenantTSDBPageHTML))
func (i *Ingester) TenantsHandler(w http.ResponseWriter, req *http.Request) {
tenants := i.getTSDBUsers()
slices.Sort(tenants)
nowMillis := time.Now().UnixMilli()
var tss []tenantStats
for _, t := range tenants {
db := i.getTSDB(t)
if db == nil {
continue
}
s := tenantStats{}
s.Tenant = t
s.Blocks = len(db.Blocks())
s.MinTime = formatMillisTime(db.Head().MinTime())
maxMillis := db.Head().MaxTime()
s.MaxTime = formatMillisTime(maxMillis)
if maxMillis-nowMillis > i.limits.CreationGracePeriod(t).Milliseconds() {
s.Warning = "TSDB Head max timestamp too far in the future"
}
tss = append(tss, s)
}
util.RenderHTTPResponse(w, tenantsPageContent{
Now: time.Now(),
Tenants: tss,
}, tenantsTemplate, req)
}
func (i *Ingester) TenantTSDBHandler(w http.ResponseWriter, req *http.Request) {
vars := mux.Vars(req)
tenant := vars["tenant"]
if tenant == "" {
util.WriteTextResponse(w, "Tenant ID can't be empty")
return
}
db := i.getTSDB(tenant)
if db == nil {
w.WriteHeader(http.StatusNotFound)
util.WriteTextResponse(w, "TSDB not found for tenant "+tenant)
return
}
head := db.db.Head()
c := tenantTSDBPageContent{
Now: time.Now(),
Tenant: tenant,
Head: tenantTSDBHeadPageContent{
NumSeries: head.NumSeries(),
MinTime: formatMillisTime(head.MinTime()),
MaxTime: formatMillisTime(head.MaxTime()),
MinOOOTime: formatMillisTime(head.MinOOOTime()),
MaxOOOTime: formatMillisTime(head.MaxOOOTime()),
},
}
if m, ok := head.AppendableMinValidTime(); ok {
c.Head.AppendableMinValidTime = formatMillisTime(m)
}
shipped := db.getCachedShippedBlocks()
blocks := db.db.Blocks()
for _, b := range blocks {
m := b.Meta()
bc := tenantTSDBBlockPageContent{
ID: m.ULID.String(),
MinTime: formatMillisTime(m.MinTime),
MaxTime: formatMillisTime(m.MaxTime),
Stats: m.Stats,
OutOfOrder: m.OutOfOrder,
Compaction: m.Compaction,
}
if t, ok := shipped[m.ULID]; ok {
bc.UploadedOn = formatTime(t)
}
c.Blocks = append(c.Blocks, bc)
}
util.RenderHTTPResponse(w, c, tenantTSDBTemplate, req)
}
func formatMillisTime(t int64) string {
switch t {
case 0:
return "0"
case math.MinInt64:
return "math.MinInt64"
case math.MaxInt64:
return "math.MaxInt64"
}
return fmt.Sprintf("%s (%d)", formatTime(time.UnixMilli(t)), t)
}
func formatTime(t time.Time) string {
return t.UTC().Format(time.RFC3339)
}