Added project files

internal/generator/generator.go

@@ -0,0 +1,53 @@
+package generator
+
+import (
+	"os"
+
+	"fmt"
+
+	configurator "github.com/OpenCHAMI/configurator/internal"
+	"github.com/nikolalohinski/gonja/v2"
+	"github.com/nikolalohinski/gonja/v2/exec"
+)
+
+type Generator struct {
+}
+
+func New() *Generator {
+	return &Generator{}
+}
+
+func (g *Generator) GenerateDNS(config *configurator.Config) {
+	// generate file using jinja template
+	// TODO: load template file for DNS
+	// TODO: substitute DNS data fetched from SMD
+	// TODO: print generated config file to STDOUT
+}
+
+func (g *Generator) GenerateDHCP(config *configurator.Config, target string, eths []configurator.EthernetInterface) error {
+	// generate file using gonja template
+	// TODO: load template file for DHCP
+	path := config.TemplatePaths[target]
+	fmt.Printf("path: %s\neth count: %v\n", path, len(eths))
+	t, err := gonja.FromFile(config.TemplatePaths[target])
+	if err != nil {
+		return fmt.Errorf("failed to read template from file: %v", err)
+	}
+	template := "# ========== GENERATED BY OCHAMI CONFIGURATOR ==========\n"
+	for _, eth := range eths {
+		if eth.Type == "NodeBMC" {
+			template += "dhcp-host=" + eth.MacAddress + "," + eth.ComponentId + "," + eth.IpAddresses[0].IpAddress + "\n"
+		} else {
+			template += "dhcp-host=" + eth.MacAddress + "," + eth.ComponentId + "," + eth.IpAddresses[0].IpAddress + "\n"
+		}
+	}
+	template += "# ======================================================"
+	data := exec.NewContext(map[string]any{
+		"hosts": template,
+	})
+	if err = t.Execute(os.Stdout, data); err != nil {
+		return fmt.Errorf("failed to execute: %v", err)
+	}
+
+	return nil
+}