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instrumentation_sql_test.go
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// (c) Copyright IBM Corp. 2021
// (c) Copyright Instana Inc. 2020
package instana_test
import (
"context"
"database/sql"
"database/sql/driver"
"errors"
"io"
"os"
"testing"
_ "unsafe"
instana "github.com/instana/go-sensor"
ot "github.com/opentracing/opentracing-go"
"github.com/opentracing/opentracing-go/ext"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestInstrumentSQLDriver(t *testing.T) {
recorder := instana.NewTestRecorder()
c := instana.InitCollector(&instana.Options{
Service: "go-sensor-test",
AgentClient: alwaysReadyClient{},
Recorder: recorder,
})
defer instana.ShutdownCollector()
instana.InstrumentSQLDriver(c, "test_register_driver", sqlDriver{})
assert.NotPanics(t, func() {
instana.InstrumentSQLDriver(c, "test_register_driver", sqlDriver{})
})
}
func BenchmarkSQLOpenAndExec(b *testing.B) {
recorder := instana.NewTestRecorder()
c := instana.InitCollector(&instana.Options{
Service: "go-sensor-test",
AgentClient: alwaysReadyClient{},
Recorder: recorder,
})
defer instana.ShutdownCollector()
instana.InstrumentSQLDriver(c, "test_driver", sqlDriver{})
b.ResetTimer()
b.ReportAllocs()
for i := 0; i < b.N; i++ {
db, err := instana.SQLOpen("test_driver", "connection string")
if err != nil {
b.Fatal(err)
}
_, err = db.Exec("TEST QUERY")
if err != nil {
b.Fatal(err)
}
}
}
func TestOpenSQLDB_WithoutParentSpan(t *testing.T) {
os.Setenv("INSTANA_ALLOW_ROOT_EXIT_SPAN", "1")
defer os.Unsetenv("INSTANA_ALLOW_ROOT_EXIT_SPAN")
recorder := instana.NewTestRecorder()
c := instana.InitCollector(&instana.Options{
Service: "go-sensor-test",
AgentClient: alwaysReadyClient{},
Recorder: recorder,
})
defer instana.ShutdownCollector()
instana.InstrumentSQLDriver(c, "test_driver_without_parent_span", sqlDriver{})
require.Contains(t, sql.Drivers(), "test_driver_without_parent_span_with_instana")
db, err := instana.SQLOpen("test_driver_without_parent_span", "connection string")
require.NoError(t, err)
t.Run("Exec", func(t *testing.T) {
res, err := db.Exec("TEST QUERY")
require.NoError(t, err)
lastID, err := res.LastInsertId()
require.NoError(t, err)
assert.Equal(t, int64(42), lastID)
spans := recorder.GetQueuedSpans()
require.Len(t, spans, 1)
span := spans[0]
assert.Equal(t, 0, span.Ec)
assert.EqualValues(t, instana.ExitSpanKind, span.Kind)
require.IsType(t, instana.SDKSpanData{}, span.Data)
data := span.Data.(instana.SDKSpanData)
assert.Equal(t, instana.SDKSpanTags{
Name: "sdk.database",
Type: "exit",
Custom: map[string]interface{}{
"tags": ot.Tags{
"span.kind": ext.SpanKindRPCClientEnum,
"db.instance": "connection string",
"db.statement": "TEST QUERY",
"db.type": "sql",
"peer.address": "connection string",
},
},
}, data.Tags)
})
t.Run("Query", func(t *testing.T) {
res, err := db.Query("TEST QUERY")
require.NoError(t, err)
cols, err := res.Columns()
require.NoError(t, err)
assert.Equal(t, []string{"col1", "col2"}, cols)
spans := recorder.GetQueuedSpans()
require.Len(t, spans, 1)
span := spans[0]
assert.Equal(t, 0, span.Ec)
assert.EqualValues(t, instana.ExitSpanKind, span.Kind)
require.IsType(t, instana.SDKSpanData{}, span.Data)
data := span.Data.(instana.SDKSpanData)
assert.Equal(t, instana.SDKSpanTags{
Name: "sdk.database",
Type: "exit",
Custom: map[string]interface{}{
"tags": ot.Tags{
"span.kind": ext.SpanKindRPCClientEnum,
"db.instance": "connection string",
"db.statement": "TEST QUERY",
"db.type": "sql",
"peer.address": "connection string",
},
},
}, data.Tags)
})
}
func TestOpenSQLDB(t *testing.T) {
recorder := instana.NewTestRecorder()
c := instana.InitCollector(&instana.Options{
Service: "go-sensor-test",
AgentClient: alwaysReadyClient{},
Recorder: recorder,
})
defer instana.ShutdownCollector()
span := c.Tracer().StartSpan("parent-span")
ctx := context.Background()
if span != nil {
ctx = instana.ContextWithSpan(ctx, span)
}
instana.InstrumentSQLDriver(c, "test_driver", sqlDriver{})
require.Contains(t, sql.Drivers(), "test_driver_with_instana")
db, err := instana.SQLOpen("test_driver", "connection string")
require.NoError(t, err)
t.Run("Exec", func(t *testing.T) {
res, err := db.ExecContext(ctx, "TEST QUERY")
require.NoError(t, err)
lastID, err := res.LastInsertId()
require.NoError(t, err)
assert.Equal(t, int64(42), lastID)
spans := recorder.GetQueuedSpans()
require.Len(t, spans, 1)
span := spans[0]
assert.Equal(t, 0, span.Ec)
assert.EqualValues(t, instana.ExitSpanKind, span.Kind)
require.IsType(t, instana.SDKSpanData{}, span.Data)
data := span.Data.(instana.SDKSpanData)
assert.Equal(t, instana.SDKSpanTags{
Name: "sdk.database",
Type: "exit",
Custom: map[string]interface{}{
"tags": ot.Tags{
"span.kind": ext.SpanKindRPCClientEnum,
"db.instance": "connection string",
"db.statement": "TEST QUERY",
"db.type": "sql",
"peer.address": "connection string",
},
},
}, data.Tags)
})
t.Run("Query", func(t *testing.T) {
res, err := db.QueryContext(ctx, "TEST QUERY")
require.NoError(t, err)
cols, err := res.Columns()
require.NoError(t, err)
assert.Equal(t, []string{"col1", "col2"}, cols)
spans := recorder.GetQueuedSpans()
require.Len(t, spans, 1)
span := spans[0]
assert.Equal(t, 0, span.Ec)
assert.EqualValues(t, instana.ExitSpanKind, span.Kind)
require.IsType(t, instana.SDKSpanData{}, span.Data)
data := span.Data.(instana.SDKSpanData)
assert.Equal(t, instana.SDKSpanTags{
Name: "sdk.database",
Type: "exit",
Custom: map[string]interface{}{
"tags": ot.Tags{
"span.kind": ext.SpanKindRPCClientEnum,
"db.instance": "connection string",
"db.statement": "TEST QUERY",
"db.type": "sql",
"peer.address": "connection string",
},
},
}, data.Tags)
})
}
func TestPostgresDB(t *testing.T) {
recorder := instana.NewTestRecorder()
c := instana.InitCollector(&instana.Options{
Service: "go-sensor-test",
AgentClient: alwaysReadyClient{},
Recorder: recorder,
})
defer instana.ShutdownCollector()
span := c.Tracer().StartSpan("parent-span")
ctx := context.Background()
if span != nil {
ctx = instana.ContextWithSpan(ctx, span)
}
instana.InstrumentSQLDriver(c, "pg_driver", sqlDriver{})
require.Contains(t, sql.Drivers(), "pg_driver_with_instana")
db, err := instana.SQLOpen("pg_driver",
"host=db-host1,db-host-2 hostaddr=1.2.3.4,2.3.4.5 connect_timeout=10 port=1234 user=user1 password=p@55w0rd dbname=test-schema")
require.NoError(t, err)
tests := []struct {
name string
op func()
want instana.PostgreSQLSpanTags
}{
{
name: "exec",
op: func() {
res, err := db.ExecContext(ctx, "TEST QUERY")
require.NoError(t, err)
lastID, err := res.LastInsertId()
require.NoError(t, err)
assert.Equal(t, int64(42), lastID)
},
want: instana.PostgreSQLSpanTags{
Host: "1.2.3.4,2.3.4.5",
DB: "test-schema",
Port: "1234",
User: "user1",
Stmt: "TEST QUERY",
Error: "",
},
},
{
name: "query context",
op: func() {
res, err := db.QueryContext(ctx, "TEST QUERY")
require.NoError(t, err)
cols, err := res.Columns()
require.NoError(t, err)
assert.Equal(t, []string{"col1", "col2"}, cols)
},
want: instana.PostgreSQLSpanTags{
Host: "1.2.3.4,2.3.4.5",
DB: "test-schema",
Port: "1234",
User: "user1",
Stmt: "TEST QUERY",
Error: "",
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
tt.op()
spans := recorder.GetQueuedSpans()
require.Len(t, spans, 1)
span := spans[0]
assert.Equal(t, 0, span.Ec)
assert.EqualValues(t, instana.ExitSpanKind, span.Kind)
require.IsType(t, instana.PostgreSQLSpanData{}, span.Data)
data := span.Data.(instana.PostgreSQLSpanData)
assert.Equal(t, tt.want, data.Tags)
})
}
}
func TestCouchbaseDB(t *testing.T) {
recorder := instana.NewTestRecorder()
c := instana.InitCollector(&instana.Options{
Service: "go-sensor-test",
AgentClient: alwaysReadyClient{},
Recorder: recorder,
})
defer instana.ShutdownCollector()
span := c.Tracer().StartSpan("parent-span")
ctx := context.Background()
if span != nil {
ctx = instana.ContextWithSpan(ctx, span)
}
tests := []struct {
name string
conn instana.DbConnDetails
want instana.CouchbaseSpanTags
}{
{
name: "exec",
conn: instana.DbConnDetails{
DatabaseName: instana.Couchbase,
RawString: "127.0.0.1",
},
want: instana.CouchbaseSpanTags{
Bucket: "",
Host: "127.0.0.1",
Type: "",
SQL: "TEST QUERY",
Error: "",
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
sp, dbKey := instana.StartSQLSpan(ctx, tt.conn, "TEST QUERY", c)
sp.Finish()
assert.Equal(t, dbKey, "couchbase")
spans := recorder.GetQueuedSpans()
require.Len(t, spans, 1)
span := spans[0]
assert.Equal(t, 0, span.Ec)
assert.EqualValues(t, instana.ExitSpanKind, span.Kind)
require.IsType(t, instana.CouchbaseSpanData{}, span.Data)
data := span.Data.(instana.CouchbaseSpanData)
assert.Equal(t, tt.want, data.Tags)
})
}
}
func TestCosmos(t *testing.T) {
recorder := instana.NewTestRecorder()
c := instana.InitCollector(&instana.Options{
Service: "go-sensor-test",
AgentClient: alwaysReadyClient{},
Recorder: recorder,
})
defer instana.ShutdownCollector()
span := c.Tracer().StartSpan("parent-span")
ctx := context.Background()
if span != nil {
ctx = instana.ContextWithSpan(ctx, span)
}
tests := []struct {
name string
tags map[string]string
conn instana.DbConnDetails
want instana.CosmosSpanTags
}{
{
name: "exec",
conn: instana.DbConnDetails{
DatabaseName: instana.Cosmos,
},
tags: map[string]string{
"cosmos.con": "https://test.com:443/",
"cosmos.db": "test-db",
},
want: instana.CosmosSpanTags{
ConnectionURL: "https://test.com:443/",
Database: "test-db",
Type: "",
Sql: "TEST QUERY",
Object: "",
PartitionKey: "",
ReturnCode: "",
Error: "",
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
sp, dbKey := instana.StartSQLSpan(ctx, tt.conn, "TEST QUERY", c)
for key, val := range tt.tags {
sp.SetTag(key, val)
}
sp.Finish()
assert.Equal(t, dbKey, "cosmos")
spans := recorder.GetQueuedSpans()
require.Len(t, spans, 1)
span := spans[0]
assert.Equal(t, 0, span.Ec)
assert.EqualValues(t, instana.ExitSpanKind, span.Kind)
require.IsType(t, instana.CosmosSpanData{}, span.Data)
data := span.Data.(instana.CosmosSpanData)
assert.Equal(t, tt.want, data.Tags)
})
}
}
func TestOpenDB2(t *testing.T) {
recorder := instana.NewTestRecorder()
c := instana.InitCollector(&instana.Options{
Service: "go-sensor-test",
AgentClient: alwaysReadyClient{},
Recorder: recorder,
})
defer instana.ShutdownCollector()
span := c.Tracer().StartSpan("parent-span")
ctx := context.Background()
if span != nil {
ctx = instana.ContextWithSpan(ctx, span)
}
instana.InstrumentSQLDriver(c, "go_ibm_db", sqlDriver{})
require.Contains(t, sql.Drivers(), "go_ibm_db_with_instana")
testcases := map[string]struct {
DSN string
DriverName string
ExpectedConfig instana.SDKSpanTags
}{
"DB2_With_Server_Field": {
DSN: "Server=localhost:50000;DATABASE=sample;UID=db2inst1;PWD=password",
ExpectedConfig: instana.SDKSpanTags{
Name: "sdk.database",
Type: "exit",
Custom: map[string]interface{}{
"tags": ot.Tags{
"span.kind": ext.SpanKindRPCClientEnum,
"db.instance": "sample",
"db.statement": "TEST QUERY",
"db.type": "sql",
"peer.address": "Server=localhost:50000;DATABASE=sample;UID=db2inst1;",
"peer.hostname": "localhost",
"peer.port": "50000",
},
},
},
},
"DB2_With_No_Port_In_Server_Field": {
DSN: "Server=localhost;DATABASE=sample;UID=db2inst1;PWD=password",
ExpectedConfig: instana.SDKSpanTags{
Name: "sdk.database",
Type: "exit",
Custom: map[string]interface{}{
"tags": ot.Tags{
"span.kind": ext.SpanKindRPCClientEnum,
"db.instance": "sample",
"db.statement": "TEST QUERY",
"db.type": "sql",
"peer.address": "Server=localhost;DATABASE=sample;UID=db2inst1;",
"peer.hostname": "localhost",
},
},
},
},
"DB2_With_Hostname_And_Port": {
DSN: "Hostname=localhost;Port=50000;DATABASE=sample;UID=db2inst1;PWD=password",
ExpectedConfig: instana.SDKSpanTags{
Name: "sdk.database",
Type: "exit",
Custom: map[string]interface{}{
"tags": ot.Tags{
"span.kind": ext.SpanKindRPCClientEnum,
"db.instance": "sample",
"db.statement": "TEST QUERY",
"db.type": "sql",
"peer.address": "Hostname=localhost;Port=50000;DATABASE=sample;UID=db2inst1;",
"peer.hostname": "localhost",
"peer.port": "50000",
},
},
},
},
}
for name, testcase := range testcases {
t.Run(name, func(t *testing.T) {
db, err := instana.SQLOpen("go_ibm_db", testcase.DSN)
require.NoError(t, err)
res, err := db.ExecContext(ctx, "TEST QUERY")
require.NoError(t, err)
lastID, err := res.LastInsertId()
require.NoError(t, err)
assert.Equal(t, int64(42), lastID)
spans := recorder.GetQueuedSpans()
require.Len(t, spans, 1)
span := spans[0]
assert.Equal(t, 0, span.Ec)
assert.EqualValues(t, instana.ExitSpanKind, span.Kind)
require.IsType(t, instana.SDKSpanData{}, span.Data)
data := span.Data.(instana.SDKSpanData)
assert.Equal(t, testcase.ExpectedConfig, data.Tags)
})
}
// without known driver name, tracer will find IBM Db2 as a mysql db.
// It is STRONGLY recommended that the customer should provide driver name
// as `go_ibm_db` for Db2 database.
// The mismatch in host and port is expected if driver name is not provided.
t.Run("DB2_Without_unknown_driver_name", func(t *testing.T) {
instana.InstrumentSQLDriver(c, "unknown_db2_driver", sqlDriver{})
require.Contains(t, sql.Drivers(), "unknown_db2_driver_with_instana")
db, err := instana.SQLOpen("unknown_db2_driver", "Server=localhost:50000;DATABASE=sample;UID=db2inst1;PWD=password")
require.NoError(t, err)
res, err := db.ExecContext(ctx, "TEST QUERY")
require.NoError(t, err)
lastID, err := res.LastInsertId()
require.NoError(t, err)
assert.Equal(t, int64(42), lastID)
spans := recorder.GetQueuedSpans()
require.Len(t, spans, 1)
span := spans[0]
assert.Equal(t, 0, span.Ec)
assert.EqualValues(t, instana.ExitSpanKind, span.Kind)
require.IsType(t, instana.MySQLSpanData{}, span.Data)
data := span.Data.(instana.MySQLSpanData)
assert.Equal(t, instana.MySQLSpanTags{
Host: "localhost:50000",
Port: "",
DB: "sample",
User: "db2inst1",
Stmt: "TEST QUERY",
Error: "",
}, data.Tags)
})
}
func TestDSNParing(t *testing.T) {
testcases := map[string]struct {
DSN string
DriverName string
ExpectedConfig instana.DbConnDetails
}{
"URI": {
DSN: "db://user1:p@55w0rd@db-host:1234/test-schema?param=value",
ExpectedConfig: instana.DbConnDetails{
Schema: "test-schema",
RawString: "db://user1@db-host:1234/test-schema?param=value",
Host: "db-host",
Port: "1234",
User: "user1",
},
},
"Postgres": {
DSN: "host=db-host1,db-host-2 hostaddr=1.2.3.4,2.3.4.5 connect_timeout=10 port=1234 user=user1 password=p@55w0rd dbname=test-schema",
ExpectedConfig: instana.DbConnDetails{
RawString: "host=db-host1,db-host-2 hostaddr=1.2.3.4,2.3.4.5 connect_timeout=10 port=1234 user=user1 dbname=test-schema",
Host: "1.2.3.4,2.3.4.5",
Port: "1234",
Schema: "test-schema",
User: "user1",
DatabaseName: "postgres",
},
},
"Postgres - URI - with password": {
DSN: "postgresql://postgres:mysecretpassword@localhost:5432/postgres?sslmode=disable",
ExpectedConfig: instana.DbConnDetails{
Schema: "postgres",
RawString: "postgresql://postgres@localhost:5432/postgres?sslmode=disable",
Host: "localhost",
Port: "5432",
User: "postgres",
DatabaseName: "postgres",
},
},
"Postgres - URI - without password": {
DSN: "postgresql://postgres@localhost:5432/postgres?sslmode=disable",
ExpectedConfig: instana.DbConnDetails{
Schema: "postgres",
RawString: "postgresql://postgres@localhost:5432/postgres?sslmode=disable",
Host: "localhost",
Port: "5432",
User: "postgres",
DatabaseName: "postgres",
},
},
"MySQL": {
DSN: "Server=db-host1, db-host2;Database=test-schema;Port=1234;Uid=user1;Pwd=p@55w0rd;",
ExpectedConfig: instana.DbConnDetails{
RawString: "Server=db-host1, db-host2;Database=test-schema;Port=1234;Uid=user1;",
Host: "db-host1, db-host2",
Port: "1234",
Schema: "test-schema",
User: "user1",
DatabaseName: "mysql",
},
},
"Redis_full_conn_string": {
DSN: "user:[email protected]:3679",
ExpectedConfig: instana.DbConnDetails{
RawString: "user:[email protected]:3679",
Host: "127.0.0.15",
Port: "3679",
Schema: "",
User: "",
DatabaseName: "redis",
},
},
"Redis_no_user": {
DSN: ":[email protected]:3679",
ExpectedConfig: instana.DbConnDetails{
RawString: ":[email protected]:3679",
Host: "127.0.0.15",
Port: "3679",
Schema: "",
User: "",
DatabaseName: "redis",
},
},
"SQLite": {
DSN: "/home/user/products.db",
ExpectedConfig: instana.DbConnDetails{
RawString: "/home/user/products.db",
},
},
}
for name, testcase := range testcases {
t.Run(name, func(t *testing.T) {
connDetails := instana.ParseDBConnDetails(testcase.DSN)
assert.Equal(t, testcase.ExpectedConfig, connDetails)
})
}
}
func TestOpenSQLDB_URIConnString(t *testing.T) {
recorder := instana.NewTestRecorder()
c := instana.InitCollector(&instana.Options{
Service: "go-sensor-test",
AgentClient: alwaysReadyClient{},
Recorder: recorder,
})
defer instana.ShutdownCollector()
span := c.Tracer().StartSpan("parent-span")
ctx := context.Background()
if span != nil {
ctx = instana.ContextWithSpan(ctx, span)
}
instana.InstrumentSQLDriver(c, "fake_db_driver", sqlDriver{})
require.Contains(t, sql.Drivers(), "test_driver_with_instana")
db, err := instana.SQLOpen("fake_db_driver", "db://user1:p@55w0rd@db-host:1234/test-schema?param=value")
require.NoError(t, err)
_, err = db.ExecContext(ctx, "TEST QUERY")
require.NoError(t, err)
spans := recorder.GetQueuedSpans()
require.Len(t, spans, 1)
require.IsType(t, instana.SDKSpanData{}, spans[0].Data)
data := spans[0].Data.(instana.SDKSpanData)
assert.Equal(t, instana.SDKSpanTags{
Name: "sdk.database",
Type: "exit",
Custom: map[string]interface{}{
"tags": ot.Tags{
"span.kind": ext.SpanKindRPCClientEnum,
"db.instance": "test-schema",
"db.statement": "TEST QUERY",
"db.type": "sql",
"peer.address": "db://user1@db-host:1234/test-schema?param=value",
"peer.hostname": "db-host",
"peer.port": "1234",
},
},
}, data.Tags)
}
func TestOpenSQLDB_PostgresKVConnString(t *testing.T) {
recorder := instana.NewTestRecorder()
c := instana.InitCollector(&instana.Options{
Service: "go-sensor-test",
AgentClient: alwaysReadyClient{},
Recorder: recorder,
})
defer instana.ShutdownCollector()
span := c.Tracer().StartSpan("parent-span")
ctx := context.Background()
if span != nil {
ctx = instana.ContextWithSpan(ctx, span)
}
instana.InstrumentSQLDriver(c, "fake_postgres_driver", sqlDriver{})
require.Contains(t, sql.Drivers(), "fake_postgres_driver_with_instana")
db, err := instana.SQLOpen("fake_postgres_driver", "host=db-host1,db-host-2 hostaddr=1.2.3.4,2.3.4.5 connect_timeout=10 port=1234 user=user1 password=p@55w0rd dbname=test-schema")
require.NoError(t, err)
_, err = db.ExecContext(ctx, "TEST QUERY")
require.NoError(t, err)
spans := recorder.GetQueuedSpans()
require.Len(t, spans, 1)
require.IsType(t, instana.PostgreSQLSpanData{}, spans[0].Data)
data := spans[0].Data.(instana.PostgreSQLSpanData)
assert.Equal(t, instana.PostgreSQLSpanTags{
Host: "1.2.3.4,2.3.4.5",
DB: "test-schema",
Port: "1234",
User: "user1",
Stmt: "TEST QUERY",
Error: "",
}, data.Tags)
}
func TestOpenSQLDB_MySQLKVConnString(t *testing.T) {
recorder := instana.NewTestRecorder()
c := instana.InitCollector(&instana.Options{
Service: "go-sensor-test",
AgentClient: alwaysReadyClient{},
Recorder: recorder,
})
defer instana.ShutdownCollector()
span := c.Tracer().StartSpan("parent-span")
ctx := context.Background()
if span != nil {
ctx = instana.ContextWithSpan(ctx, span)
}
instana.InstrumentSQLDriver(c, "fake_mysql_driver", sqlDriver{})
require.Contains(t, sql.Drivers(), "fake_mysql_driver_with_instana")
db, err := instana.SQLOpen("fake_mysql_driver", "Server=db-host1, db-host2;Database=test-schema;Port=1234;Uid=user1;Pwd=p@55w0rd;")
require.NoError(t, err)
_, err = db.ExecContext(ctx, "TEST QUERY")
require.NoError(t, err)
spans := recorder.GetQueuedSpans()
require.Len(t, spans, 1)
require.IsType(t, instana.MySQLSpanData{}, spans[0].Data)
data := spans[0].Data.(instana.MySQLSpanData)
assert.Equal(t, instana.MySQLSpanTags{
Host: "db-host1, db-host2",
Port: "1234",
DB: "test-schema",
User: "user1",
Stmt: "TEST QUERY",
Error: "",
}, data.Tags)
}
func TestOpenSQLDB_RedisConnString(t *testing.T) {
recorder := instana.NewTestRecorder()
c := instana.InitCollector(&instana.Options{
Service: "go-sensor-test",
AgentClient: alwaysReadyClient{},
Recorder: recorder,
})
defer instana.ShutdownCollector()
span := c.Tracer().StartSpan("parent-span")
ctx := context.Background()
if span != nil {
ctx = instana.ContextWithSpan(ctx, span)
}
instana.InstrumentSQLDriver(c, "fake_redis_driver", sqlDriver{})
require.Contains(t, sql.Drivers(), "fake_redis_driver_with_instana")
db, err := instana.SQLOpen("fake_redis_driver", ":[email protected]:6790")
require.NoError(t, err)
_, err = db.ExecContext(ctx, "SET name Instana EX 15")
require.NoError(t, err)
spans := recorder.GetQueuedSpans()
require.Len(t, spans, 1)
require.IsType(t, instana.RedisSpanData{}, spans[0].Data)
data := spans[0].Data.(instana.RedisSpanData)
assert.Equal(t, instana.RedisSpanTags{
Connection: "192.168.2.10:6790",
Command: "SET",
Error: "",
}, data.Tags)
}
func TestConnPrepareContext(t *testing.T) {
recorder := instana.NewTestRecorder()
c := instana.InitCollector(&instana.Options{
Service: "go-sensor-test",
AgentClient: alwaysReadyClient{},
Recorder: recorder,
})
defer instana.ShutdownCollector()
span := c.Tracer().StartSpan("parent-span")
ctx := context.Background()
if span != nil {
ctx = instana.ContextWithSpan(ctx, span)
}
instana.InstrumentSQLDriver(c, "fake_pc", sqlDriver{})
require.Contains(t, sql.Drivers(), "fake_pc_with_instana")
db, err := instana.SQLOpen("fake_pc", "conn string")
require.NoError(t, err)
stmt, err := db.PrepareContext(ctx, "select 1 from table")
require.NoError(t, err)
_, err = stmt.QueryContext(ctx)
require.NoError(t, err)
spans := recorder.GetQueuedSpans()
require.Len(t, spans, 1)
require.IsType(t, instana.SDKSpanData{}, spans[0].Data)
data := spans[0].Data.(instana.SDKSpanData)
assert.Equal(t, instana.SDKSpanTags{
Name: "sdk.database",
Type: "exit",
Custom: map[string]interface{}{
"tags": ot.Tags{
"span.kind": ext.SpanKindRPCClientEnum,
"db.instance": "conn string",
"db.statement": "select 1 from table",
"db.type": "sql",
"peer.address": "conn string",
},
},
}, data.Tags)
}
func TestConnPrepareContextWithError(t *testing.T) {
recorder := instana.NewTestRecorder()
c := instana.InitCollector(&instana.Options{
Service: "go-sensor-test",
AgentClient: alwaysReadyClient{},
Recorder: recorder,
})
defer instana.ShutdownCollector()
span := c.Tracer().StartSpan("parent-span")
ctx := context.Background()
if span != nil {
ctx = instana.ContextWithSpan(ctx, span)
}
instana.InstrumentSQLDriver(c, "fake_conn_pc_error", sqlDriver{Error: errors.New("some error")})
require.Contains(t, sql.Drivers(), "fake_conn_pc_error_with_instana")
db, err := instana.SQLOpen("fake_conn_pc_error", "conn string")
require.NoError(t, err)
stmt, err := db.PrepareContext(ctx, "select 1 from table")
require.NoError(t, err)
_, err = stmt.QueryContext(ctx)
require.Error(t, err)
spans := recorder.GetQueuedSpans()
require.Len(t, spans, 2)
assert.Equal(t, spans[0].Ec, 1)
require.IsType(t, instana.SDKSpanData{}, spans[0].Data)
data := spans[0].Data.(instana.SDKSpanData)
assert.Equal(t, instana.SDKSpanTags{
Name: "sdk.database",
Type: "exit",
Custom: map[string]interface{}{
"tags": ot.Tags{
"span.kind": ext.SpanKindRPCClientEnum,
"db.error": "some error",
"db.instance": "conn string",
"db.statement": "select 1 from table",
"db.type": "sql",
"peer.address": "conn string",
},
},
}, data.Tags)
}
func TestStmtExecContext(t *testing.T) {
recorder := instana.NewTestRecorder()
c := instana.InitCollector(&instana.Options{
Service: "go-sensor-test",
AgentClient: alwaysReadyClient{},
Recorder: recorder,
})
defer instana.ShutdownCollector()
instana.InstrumentSQLDriver(c, "fake_stmt_ec", sqlDriver{})
require.Contains(t, sql.Drivers(), "fake_stmt_ec_with_instana")
db, err := instana.SQLOpen("fake_stmt_ec", "conn string")
require.NoError(t, err)
span := c.Tracer().StartSpan("parent-span")
ctx := context.Background()
if span != nil {
ctx = instana.ContextWithSpan(ctx, span)
}
stmt, err := db.PrepareContext(ctx, "select 1 from table")
require.NoError(t, err)
_, err = stmt.ExecContext(ctx)
require.NoError(t, err)
spans := recorder.GetQueuedSpans()
require.Len(t, spans, 1)
require.IsType(t, instana.SDKSpanData{}, spans[0].Data)
data := spans[0].Data.(instana.SDKSpanData)
assert.Equal(t, instana.SDKSpanTags{