Merging upstream version 1.45.3+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 24 insertions, 0 deletions

diff --git a/src/go/collectors/go.d.plugin/modules/postgres/init.go b/src/go/collectors/go.d.plugin/modules/postgres/init.go
new file mode 100644
index 000000000..315a876a7
--- /dev/null
+++ b/src/go/collectors/go.d.plugin/modules/postgres/init.go
@@ -0,0 +1,24 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package postgres
+
+import (
+	"errors"
+
+	"github.com/netdata/netdata/go/go.d.plugin/pkg/matcher"
+)
+
+func (p *Postgres) validateConfig() error {
+	if p.DSN == "" {
+		return errors.New("DSN not set")
+	}
+	return nil
+}
+
+func (p *Postgres) initDBSelector() (matcher.Matcher, error) {
+	if p.DBSelector == "" {
+		return nil, nil
+	}
+
+	return matcher.NewSimplePatternsMatcher(p.DBSelector)
+}