/
pools_test.go
382 lines (367 loc) · 11.7 KB
/
pools_test.go
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package couchbase
import (
"encoding/json"
"sync"
"testing"
"unsafe"
)
var samplePools = `{
"componentsVersion": {
"ale": "eff9516",
"couch": "1.2.0a-7dd003e-git",
"couch_set_view": "1.2.0a-7dd003e-git",
"crypto": "2.0.3",
"ibrowse": "2.2.0",
"inets": "5.6",
"kernel": "2.14.4",
"mnesia": "4.4.19",
"mochiweb": "1.4.1",
"ns_server": "2.0.0r-388-gf35126e-community",
"oauth": "7d85d3ef",
"os_mon": "2.2.6",
"public_key": "0.12",
"sasl": "2.1.9.4",
"ssl": "4.1.5",
"stdlib": "1.17.4"
},
"implementationVersion": "2.0.0r-388-gf35126e-community",
"isAdminCreds": false,
"pools": [
{
"name": "default",
"streamingUri": "/poolsStreaming/default",
"uri": "/pools/default"
}
],
"uuid": "debbb353c26a6ee1c9eceb748a8c6907"
}`
var samplePool = `{
"alerts": [],
"autoCompactionSettings": {
"databaseFragmentationThreshold": 80,
"parallelDBAndViewCompaction": false,
"viewFragmentationThreshold": 80
},
"balanced": true,
"buckets": {
"uri": "/pools/default/buckets?v=118084983"
},
"controllers": {
"addNode": {
"uri": "/controller/addNode"
},
"ejectNode": {
"uri": "/controller/ejectNode"
},
"failOver": {
"uri": "/controller/failOver"
},
"reAddNode": {
"uri": "/controller/reAddNode"
},
"rebalance": {
"uri": "/controller/rebalance"
},
"replication": {
"createURI": "/controller/createReplication",
"infosURI": "/couchBase/_replicator/_design/_replicator_info/_view/infos?group_level=1",
"replicatorDBURI": "/couchBase/_replicator"
},
"setAutoCompaction": {
"uri": "/controller/setAutoCompaction",
"validateURI": "/controller/setAutoCompaction?just_validate=1"
}
},
"counters": {
"rebalance_start": 1,
"rebalance_success": 1
},
"failoverWarnings": [],
"name": "default",
"nodeStatusesUri": "/nodeStatuses",
"nodes": [
{
"clusterCompatibility": 1,
"clusterMembership": "active",
"couchApiBase": "http://10.203.6.236:8092/",
"hostname": "10.203.6.236:8091",
"alternateAddresses": {
"external": {
"hostname": "server0.example.com"
}
},
"interestingStats": {
"curr_items": 0,
"curr_items_tot": 0,
"vb_replica_curr_items": 0
},
"mcdMemoryAllocated": 5978,
"mcdMemoryReserved": 5978,
"memoryFree": 6891118592,
"memoryTotal": 7836254208,
"os": "x86_64-unknown-linux-gnu",
"ports": {
"direct": 11210,
"proxy": 11211
},
"status": "healthy",
"systemStats": {
"cpu_utilization_rate": 0.5025125628140703,
"swap_total": 4294963200,
"swap_used": 0
},
"thisNode": true,
"uptime": "20516",
"version": "2.0.0r-388-gf35126e-community"
},
{
"clusterCompatibility": 1,
"clusterMembership": "active",
"couchApiBase": "http://10.32.21.163:8092/",
"hostname": "10.32.21.163:8091",
"alternateAddresses": {
"external": {
"hostname": "server1.example.com"
}
},
"interestingStats": {
"curr_items": 0,
"curr_items_tot": 0,
"vb_replica_curr_items": 0
},
"mcdMemoryAllocated": 5978,
"mcdMemoryReserved": 5978,
"memoryFree": 6959566848,
"memoryTotal": 7836254208,
"os": "x86_64-unknown-linux-gnu",
"ports": {
"direct": 11210,
"proxy": 11211
},
"status": "healthy",
"systemStats": {
"cpu_utilization_rate": 0.7575757575757576,
"swap_total": 4294963200,
"swap_used": 0
},
"uptime": "20523",
"version": "2.0.0r-388-gf35126e-community"
},
{
"clusterCompatibility": 1,
"clusterMembership": "active",
"couchApiBase": "http://10.98.83.17:8092/",
"hostname": "10.98.83.17:8091",
"alternateAddresses": {
"external": {
"hostname": "server2.example.com"
}
},
"interestingStats": {
"curr_items": 0,
"curr_items_tot": 0,
"vb_replica_curr_items": 0
},
"mcdMemoryAllocated": 5978,
"mcdMemoryReserved": 5978,
"memoryFree": 6960541696,
"memoryTotal": 7836254208,
"os": "x86_64-unknown-linux-gnu",
"ports": {
"direct": 11210,
"proxy": 11211
},
"status": "healthy",
"systemStats": {
"cpu_utilization_rate": 0.24213075060532688,
"swap_total": 4294963200,
"swap_used": 0
},
"uptime": "20505",
"version": "2.0.0r-388-gf35126e-community"
},
{
"clusterCompatibility": 1,
"clusterMembership": "active",
"couchApiBase": "http://10.34.21.232:8092/",
"hostname": "10.34.21.232:8091",
"alternateAddresses": {
"external": {
"hostname": "server3.example.com"
}
},
"interestingStats": {
"curr_items": 0,
"curr_items_tot": 0,
"vb_replica_curr_items": 0
},
"mcdMemoryAllocated": 5978,
"mcdMemoryReserved": 5978,
"memoryFree": 6961504256,
"memoryTotal": 7836254208,
"os": "x86_64-unknown-linux-gnu",
"ports": {
"direct": 11210,
"proxy": 11211
},
"status": "healthy",
"systemStats": {
"cpu_utilization_rate": 0.7334963325183375,
"swap_total": 4294963200,
"swap_used": 0
},
"uptime": "20528",
"version": "2.0.0r-388-gf35126e-community"
},
{
"clusterCompatibility": 1,
"clusterMembership": "active",
"couchApiBase": "http://10.203.33.4:8092/",
"hostname": "10.203.33.4:8091",
"alternateAddresses": {
"external": {
"hostname": "server4.example.com"
}
},
"interestingStats": {
"curr_items": 0,
"curr_items_tot": 0,
"vb_replica_curr_items": 0
},
"mcdMemoryAllocated": 5978,
"mcdMemoryReserved": 5978,
"memoryFree": 6960599040,
"memoryTotal": 7836254208,
"os": "x86_64-unknown-linux-gnu",
"ports": {
"direct": 11210,
"proxy": 11211
},
"status": "healthy",
"systemStats": {
"cpu_utilization_rate": 0.7575757575757576,
"swap_total": 4294963200,
"swap_used": 0
},
"uptime": "20537",
"version": "2.0.0r-388-gf35126e-community"
}
],
"rebalanceProgressUri": "/pools/default/rebalanceProgress",
"rebalanceStatus": "none",
"remoteClusters": {
"uri": "/pools/default/remoteClusters",
"validateURI": "/pools/default/remoteClusters?just_validate=1"
},
"stats": {
"uri": "/pools/default/stats"
},
"stopRebalanceUri": "/controller/stopRebalance",
"storageTotals": {
"hdd": {
"free": 1046325215240,
"quotaTotal": 1056894156800,
"total": 1056894156800,
"used": 10568941560,
"usedByData": 12543880
},
"ram": {
"quotaTotal": 31341936640,
"quotaUsed": 31341936640,
"total": 39181271040,
"used": 4447940608,
"usedByData": 13557744
}
},
"tasksProgressUri": "/pools/default/tasksProgress",
"tasksStatus": "none"
}`
func assert(t *testing.T, name string, got interface{}, expected interface{}) {
if got != expected {
t.Fatalf("Expected %v for %s, got %v", expected, name, got)
}
}
func testParse(t *testing.T, s string, rv interface{}) {
if err := json.Unmarshal([]byte(s), rv); err != nil {
t.Fatalf("Error decoding: %v", err)
}
}
func TestPoolsResponse(t *testing.T) {
res := Pools{}
testParse(t, samplePools, &res)
assert(t, "couch", res.ComponentsVersion["couch"],
"1.2.0a-7dd003e-git")
assert(t, "implementationVersion", res.ImplementationVersion,
"2.0.0r-388-gf35126e-community")
assert(t, "uuid", res.UUID, "debbb353c26a6ee1c9eceb748a8c6907")
assert(t, "IsAdmin", res.IsAdmin, false)
assert(t, "pool name", res.Pools[0].Name, "default")
assert(t, "pool streamingUri", res.Pools[0].StreamingURI,
"/poolsStreaming/default")
assert(t, "pool URI", res.Pools[0].URI, "/pools/default")
}
func TestPool(t *testing.T) {
res := Pool{}
testParse(t, samplePool, &res)
assert(t, "len(pools)", 5, len(res.Nodes))
}
func TestPoolAlternateNames(t *testing.T) {
res := Pool{}
testParse(t, samplePool, &res)
assert(t, "node[0].AlternateAddresses[\"external\"].Hostname",
res.Nodes[0].AlternateNames["external"].Hostname, "server0.example.com")
assert(t, "node[1].AlternateAddresses[\"external\"].Hostname",
res.Nodes[1].AlternateNames["external"].Hostname, "server1.example.com")
assert(t, "node[2].AlternateAddresses[\"external\"].Hostname",
res.Nodes[2].AlternateNames["external"].Hostname, "server2.example.com")
assert(t, "node[3].AlternateAddresses[\"external\"].Hostname",
res.Nodes[3].AlternateNames["external"].Hostname, "server3.example.com")
assert(t, "node[4].AlternateAddresses[\"external\"].Hostname",
res.Nodes[4].AlternateNames["external"].Hostname, "server4.example.com")
}
func TestCommonAddressSuffixEmpty(t *testing.T) {
b := Bucket{nodeList: mkNL([]Node{})}
assert(t, "empty", "", b.CommonAddressSuffix())
}
func TestCommonAddressSuffixUncommon(t *testing.T) {
b := Bucket{vBucketServerMap: unsafe.Pointer(&VBucketServerMap{
ServerList: []string{"somestring", "unrelated"}}),
nodeList: mkNL([]Node{}),
}
assert(t, "shouldn't match", "", b.CommonAddressSuffix())
}
func TestCommonAddressSuffixCommon(t *testing.T) {
b := Bucket{nodeList: unsafe.Pointer(&[]Node{
{Hostname: "server1.example.com:11210"},
{Hostname: "server2.example.com:11210"},
{Hostname: "server3.example.com:11210"},
{Hostname: "server4.example.com:11210"},
})}
assert(t, "useful suffix", ".example.com:11210",
b.CommonAddressSuffix())
}
func TestBucketConnPool(t *testing.T) {
b := Bucket{}
b.replaceConnPools([]*connectionPool{})
p := b.getConnPool(3)
if p != nil {
t.Fatalf("Successfully got a pool where there was none: %v", p)
}
// TODO: I have a few more cases to cover here.
}
// No assertions, but this is meant to be tested with the race
// detector to verify the connection pool stuff is clean.
func TestBucketConnPoolConcurrent(t *testing.T) {
b := Bucket{}
wg := sync.WaitGroup{}
for i := 0; i < 16; i++ {
wg.Add(1)
go func() {
for i := 0; i < 100; i++ {
b.replaceConnPools([]*connectionPool{})
}
wg.Done()
}()
}
wg.Wait()
}