Refactor. Check pgs
Alexey Kostin
parent
a0ff84805e
commit
85a1438f27
167
ceph-gobench.go
167
ceph-gobench.go
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@ -1,11 +1,9 @@
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package main
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import (
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"encoding/json"
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"fmt"
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"log"
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"math/rand"
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"strings"
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"time"
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)
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@ -21,153 +19,6 @@ func makepreudorandom() {
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fmt.Println(a)
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}
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func MakeMonQuery(cephconn *Cephconnection, query map[string]string) []byte {
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monjson, err := json.Marshal(query)
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if err != nil {
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log.Fatalf("Can't marshal json mon query. Error: %v", err)
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}
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monrawanswer, _, err := cephconn.conn.MonCommand(monjson)
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if err != nil {
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log.Fatalf("Failed exec monCommand. Error: %v", err)
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}
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return monrawanswer
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}
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func GetPoolSize(cephconn *Cephconnection, params Params) Poolinfo {
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monrawanswer := MakeMonQuery(cephconn, map[string]string{"prefix": "osd pool get", "pool": params.pool,
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"format": "json", "var": "size"})
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monanswer := Poolinfo{}
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if err := json.Unmarshal([]byte(monrawanswer), &monanswer); err != nil {
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log.Fatalf("Can't parse monitor answer. Error: %v", err)
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}
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return monanswer
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}
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func GetPgByPool(cephconn *Cephconnection, params Params) []PlacementGroup {
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monrawanswer := MakeMonQuery(cephconn, map[string]string{"prefix": "pg ls-by-pool", "poolstr": params.pool,
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"format": "json"})
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var monanswer []PlacementGroup
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if err := json.Unmarshal([]byte(monrawanswer), &monanswer); err != nil {
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log.Fatalf("Can't parse monitor answer. Error: %v", err)
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}
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return monanswer
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}
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func GetOsdCrushDump(cephconn *Cephconnection) OsdCrushDump {
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monrawanswer := MakeMonQuery(cephconn, map[string]string{"prefix": "osd crush dump", "format": "json"})
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var monanswer OsdCrushDump
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if err := json.Unmarshal([]byte(monrawanswer), &monanswer); err != nil {
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log.Fatalf("Can't parse monitor answer. Error: %v", err)
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}
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return monanswer
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}
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func GetOsdDump(cephconn *Cephconnection) OsdDump {
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monrawanswer := MakeMonQuery(cephconn, map[string]string{"prefix": "osd dump", "format": "json"})
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var monanswer OsdDump
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if err := json.Unmarshal([]byte(monrawanswer), &monanswer); err != nil {
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log.Fatalf("Can't parse monitor answer. Error: %v", err)
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}
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return monanswer
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}
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func GetCrushHostBuckets(buckets []Bucket, itemid int64) []Bucket {
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var rootbuckets []Bucket
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for _, bucket := range buckets {
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if bucket.ID == itemid {
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if bucket.TypeName == "host" {
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rootbuckets = append(rootbuckets, bucket)
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for _, item := range bucket.Items {
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result := GetCrushHostBuckets(buckets, item.ID)
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for _, it := range result {
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rootbuckets = append(rootbuckets, it)
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}
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}
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} else {
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for _, item := range bucket.Items {
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result := GetCrushHostBuckets(buckets, item.ID)
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for _, it := range result {
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rootbuckets = append(rootbuckets, it)
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}
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}
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}
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}
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}
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return rootbuckets
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}
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func GetOsdForLocations(params Params, osdcrushdump OsdCrushDump, osddump OsdDump, poolinfo Poolinfo) map[string][]Device {
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var crushrule int64
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var crushrulename string
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for _, pool := range osddump.Pools {
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if pool.Pool == poolinfo.PoolId {
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crushrule = pool.CrushRule
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}
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}
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var rootid int64
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for _, rule := range osdcrushdump.Rules {
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if rule.RuleID == crushrule {
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crushrulename = rule.RuleName
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for _, step := range rule.Steps {
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if step.Op == "take" {
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rootid = step.Item
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}
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}
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}
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}
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osdhosts := make(map[string][]Device)
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bucketitems := GetCrushHostBuckets(osdcrushdump.Buckets, rootid)
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if params.define != "" {
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if strings.HasPrefix(params.define, "osd.") {
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for _, hostbucket := range bucketitems {
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for _, item := range hostbucket.Items {
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for _, device := range osdcrushdump.Devices {
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if device.ID == item.ID && params.define == device.Name {
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osdhosts[hostbucket.Name] = append(osdhosts[hostbucket.Name], device)
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}
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}
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}
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}
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if len(osdhosts) == 0 {
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log.Fatalf("Defined osd not exist in root for rule: %v pool: %v.\nYou should define osd like osd.X",
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crushrulename, poolinfo.Pool)
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}
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} else {
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for _, hostbucket := range bucketitems {
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if strings.Split(hostbucket.Name, "~")[0] == strings.Split(params.define, "~")[0] { //purge device class
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for _, item := range hostbucket.Items {
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for _, device := range osdcrushdump.Devices {
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if device.ID == item.ID {
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osdhosts[hostbucket.Name] = append(osdhosts[hostbucket.Name], device)
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}
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}
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}
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}
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}
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if len(osdhosts) == 0 {
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log.Fatalf("Defined host not exist in root for rule: %v pool: %v", crushrulename, poolinfo.Pool)
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}
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}
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} else {
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for _, hostbucket := range bucketitems {
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for _, item := range hostbucket.Items {
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for _, device := range osdcrushdump.Devices {
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if device.ID == item.ID {
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osdhosts[hostbucket.Name] = append(osdhosts[hostbucket.Name], device)
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}
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}
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}
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}
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if len(osdhosts) == 0 {
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log.Fatalf("Osd not exist in root for rule: %v pool: %v", crushrulename, poolinfo.Pool)
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}
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}
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return osdhosts
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}
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func main() {
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params := Route()
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cephconn := connectioninit(params)
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@ -187,21 +38,7 @@ func main() {
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log.Fatalln(err)
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}
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}
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poolinfo := GetPoolSize(cephconn, params)
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if poolinfo.Size != 1 {
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log.Fatalf("Pool size must be 1. Current size for pool %v is %v. Don't forget that it must be useless pool (not production). Do:\n # ceph osd pool set %v min_size 1\n # ceph osd pool set %v size 1",
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poolinfo.Pool, poolinfo.Size, poolinfo.Pool, poolinfo.Pool)
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}
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//placementGroups := GetPgByPool(cephconn, params)
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//for _, value := range placementGroups {
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// log.Printf("%+v\n", value)
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//}
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crushosddump := GetOsdCrushDump(cephconn)
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osddump := GetOsdDump(cephconn)
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osddevices := GetOsdForLocations(params, crushosddump, osddump, poolinfo)
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log.Printf("%+v", osddevices)
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osds := GetOsds(cephconn, params)
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log.Println(osds)
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}
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//TODO получить список PG, если не все находятся на нужных OSD выкинуть эксепшн.
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