drpc: run SQL opt tests with DRPC enabled at random

This change introduces a package-level setting that
randomly enables drpc in the sql package.

Epic: CRDB-48935
Fixes: #155579
Release note: None

Author: Nukitt

pkg/sql/opt/exec/execbuilder/BUILD.bazel

@@ -75,6 +75,7 @@ go_test(
     ],
     embed = [":execbuilder"],
     deps = [
+        "//pkg/base",
         "//pkg/security/securityassets",
         "//pkg/security/securitytest",
         "//pkg/server",

pkg/sql/opt/exec/execbuilder/main_test.go

@@ -9,6 +9,7 @@ import (
 	"os"
 	"testing"
 
+	"github.com/cockroachdb/cockroach/pkg/base"
 	"github.com/cockroachdb/cockroach/pkg/security/securityassets"
 	"github.com/cockroachdb/cockroach/pkg/security/securitytest"
 	"github.com/cockroachdb/cockroach/pkg/server"
@@ -24,6 +25,9 @@ func TestMain(m *testing.M) {
 	randutil.SeedForTests()
 	serverutils.InitTestServerFactory(server.TestServerFactory)
 	serverutils.InitTestClusterFactory(testcluster.TestClusterFactory)
+	// With DRPC enabled, its cluster setting "rpc.experimental_drpc.enabled"
+	// interferes with some tests hence we disable it here.
+	serverutils.TestingGlobalDRPCOption(base.TestDRPCDisabled)
 
 	os.Exit(m.Run())
 }

pkg/sql/opt/exec/explain/main_test.go

@@ -9,6 +9,7 @@ import (
 	"os"
 	"testing"
 
+	"github.com/cockroachdb/cockroach/pkg/base"
 	"github.com/cockroachdb/cockroach/pkg/ccl"
 	"github.com/cockroachdb/cockroach/pkg/security/securityassets"
 	"github.com/cockroachdb/cockroach/pkg/security/securitytest"
@@ -20,5 +21,6 @@ func TestMain(m *testing.M) {
 	defer ccl.TestingEnableEnterprise()()
 	securityassets.SetLoader(securitytest.EmbeddedAssets)
 	serverutils.InitTestServerFactory(server.TestServerFactory)
+	serverutils.TestingGlobalDRPCOption(base.TestDRPCEnabledRandomly)
 	os.Exit(m.Run())
 }

pkg/sql/opt/main_test.go

@@ -9,6 +9,7 @@ import (
 	"os"
 	"testing"
 
+	"github.com/cockroachdb/cockroach/pkg/base"
 	"github.com/cockroachdb/cockroach/pkg/security/securityassets"
 	"github.com/cockroachdb/cockroach/pkg/security/securitytest"
 	"github.com/cockroachdb/cockroach/pkg/server"
@@ -20,6 +21,7 @@ func TestMain(m *testing.M) {
 	securityassets.SetLoader(securitytest.EmbeddedAssets)
 	randutil.SeedForTests()
 	serverutils.InitTestServerFactory(server.TestServerFactory)
+	serverutils.TestingGlobalDRPCOption(base.TestDRPCEnabledRandomly)
 
 	os.Exit(m.Run())
 }