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=== Description (from pull-request) ===
This can be enabled with "lxd --debug --trace database"
Signed-off-by: Free Ekanayaka <free.ekanay...@canonical.com>
From c91e018f4f873993b02b69ed03a3bcb57ff65976 Mon Sep 17 00:00:00 2001
From: Free Ekanayaka <free.ekanay...@canonical.com>
Date: Wed, 27 May 2020 13:20:11 +0100
Subject: [PATCH] lxd: New command line option to trace SQL statements
This can be enabled with "lxd --debug --trace database"
Signed-off-by: Free Ekanayaka <free.ekanay...@canonical.com>
---
lxd/daemon.go | 16 ++++++++++++----
1 file changed, 12 insertions(+), 4 deletions(-)
diff --git a/lxd/daemon.go b/lxd/daemon.go
index f001f164d6..0655b0bc98 100644
--- a/lxd/daemon.go
+++ b/lxd/daemon.go
@@ -17,6 +17,7 @@ import (
"time"
"github.com/CanonicalLtd/candidclient"
+ dqliteclient "github.com/canonical/go-dqlite/client"
"github.com/canonical/go-dqlite/driver"
"github.com/gorilla/mux"
"github.com/pkg/errors"
@@ -790,14 +791,21 @@ func (d *Daemon) init() error {
contextTimeout = time.Minute
}
- d.cluster, err = db.OpenCluster(
- "db.bin", store, clusterAddress, dir,
- d.config.DqliteSetupTimeout, dump,
+ options := []driver.Option{
driver.WithDialFunc(d.gateway.DialFunc()),
driver.WithContext(d.gateway.Context()),
- driver.WithConnectionTimeout(10*time.Second),
+ driver.WithConnectionTimeout(10 * time.Second),
driver.WithContextTimeout(contextTimeout),
driver.WithLogFunc(cluster.DqliteLog),
+ }
+
+ if shared.StringInSlice("database", trace) {
+ options = append(options,
driver.WithTracing(dqliteclient.LogDebug))
+ }
+
+ d.cluster, err = db.OpenCluster(
+ "db.bin", store, clusterAddress, dir,
+ d.config.DqliteSetupTimeout, dump, options...,
)
if err == nil {
break
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