From 5da14042f70711ea5cf66e034699730335462f66 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 5 May 2024 14:08:03 +0200
Subject: Merging upstream version 1.45.3+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../go.d.plugin/agent/discovery/file/read.go       | 98 ++++++++++++++++++++++
 1 file changed, 98 insertions(+)
 create mode 100644 src/go/collectors/go.d.plugin/agent/discovery/file/read.go

(limited to 'src/go/collectors/go.d.plugin/agent/discovery/file/read.go')

diff --git a/src/go/collectors/go.d.plugin/agent/discovery/file/read.go b/src/go/collectors/go.d.plugin/agent/discovery/file/read.go
new file mode 100644
index 000000000..1b45b3767
--- /dev/null
+++ b/src/go/collectors/go.d.plugin/agent/discovery/file/read.go
@@ -0,0 +1,98 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+package file
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"path/filepath"
+	"strings"
+
+	"github.com/netdata/netdata/go/go.d.plugin/agent/confgroup"
+	"github.com/netdata/netdata/go/go.d.plugin/logger"
+)
+
+type (
+	staticConfig struct {
+		confgroup.Default `yaml:",inline"`
+		Jobs              []confgroup.Config `yaml:"jobs"`
+	}
+	sdConfig []confgroup.Config
+)
+
+func NewReader(reg confgroup.Registry, paths []string) *Reader {
+	return &Reader{
+		Logger: log,
+		reg:    reg,
+		paths:  paths,
+	}
+}
+
+type Reader struct {
+	*logger.Logger
+
+	reg   confgroup.Registry
+	paths []string
+}
+
+func (r *Reader) String() string {
+	return r.Name()
+}
+
+func (r *Reader) Name() string {
+	return "file reader"
+}
+
+func (r *Reader) Run(ctx context.Context, in chan<- []*confgroup.Group) {
+	r.Info("instance is started")
+	defer func() { r.Info("instance is stopped") }()
+
+	select {
+	case <-ctx.Done():
+	case in <- r.groups():
+	}
+
+	close(in)
+}
+
+func (r *Reader) groups() (groups []*confgroup.Group) {
+	for _, pattern := range r.paths {
+		matches, err := filepath.Glob(pattern)
+		if err != nil {
+			continue
+		}
+
+		for _, path := range matches {
+			if fi, err := os.Stat(path); err != nil || !fi.Mode().IsRegular() {
+				continue
+			}
+
+			group, err := parse(r.reg, path)
+			if err != nil {
+				r.Warningf("parse '%s': %v", path, err)
+				continue
+			}
+
+			if group == nil {
+				group = &confgroup.Group{Source: path}
+			} else {
+				for _, cfg := range group.Configs {
+					cfg.SetProvider("file reader")
+					cfg.SetSourceType(configSourceType(path))
+					cfg.SetSource(fmt.Sprintf("discoverer=file_reader,file=%s", path))
+				}
+			}
+			groups = append(groups, group)
+		}
+	}
+
+	return groups
+}
+
+func configSourceType(path string) string {
+	if strings.Contains(path, "/etc/netdata") {
+		return "user"
+	}
+	return "stock"
+}
-- 
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