func TestPostgresqlTagsMetricsWithDatabaseName(t *testing.T) {
if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
p := &Postgresql{
Servers: []*Server{
{
Address: fmt.Sprintf("host=%s user=postgres sslmode=disable",
testutil.GetLocalHost()),
Databases: []string{"postgres"},
},
},
}
var acc testutil.Accumulator
err := p.Gather(&acc)
require.NoError(t, err)
point, ok := acc.Get("xact_commit")
require.True(t, ok)
assert.Equal(t, "postgres", point.Tags["db"])
}
func TestPostgresqlDefaultsToAllDatabases(t *testing.T) {
if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
p := &Postgresql{
Servers: []*Server{
{
Address: fmt.Sprintf("host=%s user=postgres sslmode=disable",
testutil.GetLocalHost()),
},
},
}
var acc testutil.Accumulator
err := p.Gather(&acc)
require.NoError(t, err)
var found bool
for _, pnt := range acc.Points {
if pnt.Measurement == "xact_commit" {
if pnt.Tags["db"] == "postgres" {
found = true
break
}
}
}
assert.True(t, found)
}
func TestReadsMetricsFromKafka(t *testing.T) {
if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
var zkPeers, brokerPeers []string
zkPeers = []string{testutil.GetLocalHost() + ":2181"}
brokerPeers = []string{testutil.GetLocalHost() + ":9092"}
k := &Kafka{
ConsumerGroupName: "telegraf_test_consumers",
Topic: fmt.Sprintf("telegraf_test_topic_%d", time.Now().Unix()),
ZookeeperPeers: zkPeers,
}
msg := "cpu_load_short,direction=in,host=server01,region=us-west value=23422.0 1422568543702900257"
producer, err := sarama.NewSyncProducer(brokerPeers, nil)
require.NoError(t, err)
_, _, err = producer.SendMessage(&sarama.ProducerMessage{Topic: k.Topic, Value: sarama.StringEncoder(msg)})
producer.Close()
var acc testutil.Accumulator
// Sanity check
assert.Equal(t, 0, len(acc.Points), "there should not be any points")
err = k.Gather(&acc)
require.NoError(t, err)
assert.Equal(t, 1, len(acc.Points), "there should be a single point")
point := acc.Points[0]
assert.Equal(t, "cpu_load_short", point.Measurement)
assert.Equal(t, map[string]interface{}{"value": 23422.0}, point.Values)
assert.Equal(t, map[string]string{
"host": "server01",
"direction": "in",
"region": "us-west",
}, point.Tags)
assert.Equal(t, time.Unix(0, 1422568543702900257), point.Time)
}
func TestMysqlGeneratesMetrics(t *testing.T) {
if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
m := &Mysql{
Servers: []string{fmt.Sprintf("root@tcp(%s:3306)/", testutil.GetLocalHost())},
}
var acc testutil.Accumulator
err := m.Gather(&acc)
require.NoError(t, err)
prefixes := []struct {
prefix string
count int
}{
{"commands", 141},
{"handler", 18},
{"bytes", 2},
{"innodb", 51},
{"threads", 4},
{"aborted", 2},
{"created", 3},
{"key", 7},
{"open", 7},
{"opened", 3},
{"qcache", 8},
{"table", 5},
}
intMetrics := []string{
"queries",
"slow_queries",
}
for _, prefix := range prefixes {
var count int
for _, p := range acc.Points {
if strings.HasPrefix(p.Measurement, prefix.prefix) {
count++
}
}
assert.Equal(t, prefix.count, count)
}
for _, metric := range intMetrics {
assert.True(t, acc.HasIntValue(metric))
}
}
func TestPostgresqlGeneratesMetrics(t *testing.T) {
if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
p := &Postgresql{
Servers: []*Server{
{
Address: fmt.Sprintf("host=%s user=postgres sslmode=disable",
testutil.GetLocalHost()),
Databases: []string{"postgres"},
},
},
}
var acc testutil.Accumulator
err := p.Gather(&acc)
require.NoError(t, err)
intMetrics := []string{
"xact_commit",
"xact_rollback",
"blks_read",
"blks_hit",
"tup_returned",
"tup_fetched",
"tup_inserted",
"tup_updated",
"tup_deleted",
"conflicts",
"temp_files",
"temp_bytes",
"deadlocks",
}
floatMetrics := []string{
"blk_read_time",
"blk_write_time",
}
for _, metric := range intMetrics {
assert.True(t, acc.HasIntValue(metric))
}
for _, metric := range floatMetrics {
assert.True(t, acc.HasFloatValue(metric))
}
}
func TestMysqlDefaultsToLocal(t *testing.T) {
if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
m := &Mysql{
Servers: []string{fmt.Sprintf("root@tcp(%s:3306)/", testutil.GetLocalHost())},
}
var acc testutil.Accumulator
err := m.Gather(&acc)
require.NoError(t, err)
assert.True(t, len(acc.Points) > 0)
}
func TestConnectAndWrite(t *testing.T) {
if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
brokers := []string{testutil.GetLocalHost() + ":9092"}
k := &Kafka{
Brokers: brokers,
Topic: "Test",
}
// Verify that we can connect to the Kafka broker
err := k.Connect()
require.NoError(t, err)
// Verify that we can successfully write data to the kafka broker
err = k.Write(testutil.MockBatchPoints())
require.NoError(t, err)
}
func TestMemcachedGeneratesMetrics(t *testing.T) {
if testing.Short() {
t.Skip("Skipping integration test in short mode")
}
m := &Memcached{
Servers: []string{testutil.GetLocalHost()},
}
var acc testutil.Accumulator
err := m.Gather(&acc)
require.NoError(t, err)
intMetrics := []string{"get_hits", "get_misses", "evictions", "limit_maxbytes", "bytes"}
for _, metric := range intMetrics {
assert.True(t, acc.HasIntValue(metric), metric)
}
}