initial import

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

.gitignore

@@ -21,3 +21,4 @@
 # Go workspace file
 go.work
 
+config.yaml

Makefile

@@ -0,0 +1,2 @@
+all:
+	go build -o servicechecker ./cmd/servicechecker/*.go

cmd/servicechecker/main.go

@@ -0,0 +1,23 @@
+package main
+
+import (
+	"context"
+	"os"
+
+	"go.unistack.org/micro/v3/logger/slog"
+	"go.unistack.org/servicechecker/pkg/config"
+)
+
+func main() {
+	ctx := context.Background()
+	log := slog.NewLogger()
+	f, err := os.Open("config.yaml")
+	if err != nil {
+		log.Fatal(ctx, "failed to open config", err)
+	}
+	defer f.Close()
+	cfg := &config.Config{}
+	if err = cfg.Parse(f); err != nil {
+		log.Fatal(ctx, "failed to open config", err)
+	}
+}

go.mod

@@ -0,0 +1,5 @@
+module go.unistack.org/servicechecker
+
+go 1.23.3
+
+require go.unistack.org/micro/v3 v3.10.100

go.sum

@@ -0,0 +1,4 @@
+github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
+github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+go.unistack.org/micro/v3 v3.10.100 h1:yWOaU0ImCGm5k5MUzlIobJUOr+KLfrR/BoDZvcHyKxM=
+go.unistack.org/micro/v3 v3.10.100/go.mod h1:YzMldzHN9Ei+zy5t/Psu7RUWDZwUfrNYiStSQtTz90g=

pkg/config/config.go

@@ -0,0 +1,29 @@
+package config
+
+import "io"
+
+type Config struct {
+	Services []*Service `json:"services,omitempty" yaml:"services,omitempty"`
+}
+
+type Service struct {
+	Name   string  `json:"name,omitempty" yaml:"name,omitempty"`
+	Addr   string  `json:"addr,omitempty" yaml:"addr,omitempty"`
+	Checks []Check `json:"checks,omitempty" yaml:"checks,omitempty"`
+}
+
+type Check struct {
+	Name    string `json:"name,omitempty" yaml:"name,omitempty"`
+	Type    string `json:"type,omitempty" yaml:"type,omitempty"`
+	Data    string `json:"data,omitempty" yaml:"data,omitempty"`
+	Timeout string `json:"timeout,omitempty" yaml:"timeout,omitempty"`
+}
+
+func (cfg *Config) Parse(r io.Reader) error {
+	buf, err := io.ReadAll(r)
+	if err != nil {
+		return err
+	}
+
+	return yaml.Unmarshal(buf, cfg)
+}