chore: add ansible deploy simple logic, upgrade admin auth logic and docs

backend/internal/ansible/inventory.go

@@ -0,0 +1,62 @@
+package ansible
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+	"text/template"
+)
+
+// InventoryHost represents a single host in the inventory
+type InventoryHost struct {
+	Name       string
+	IP         string
+	Port       int
+	User       string
+	AuthMethod string
+	SSHKey     string
+	Password   string
+	DeployType string
+	Token      string
+}
+
+// Inventory represents an Ansible inventory file
+type Inventory struct {
+	Hosts []InventoryHost
+}
+
+const inventoryTemplateText = `{{ range .Hosts }}
+{{ .Name }} ansible_host={{ .IP }} ansible_port={{ .Port }} ansible_user={{ .User }} ansible_connection=ssh
+{{ if eq .AuthMethod "key" }}ansible_ssh_private_key_file={{ .SSHKey }}{{ end }}
+{{ if eq .AuthMethod "password" }}ansible_ssh_pass={{ .Password }}{{ end }}
+deploy_type={{ .DeployType }}
+agent_token={{ .Token }}
+agent_label={{ .Name }}
+
+{{ end }}`
+
+// GenerateInventory generates an Ansible inventory file from the given hosts
+func GenerateInventory(hosts []InventoryHost, outputPath string) error {
+	tmpl, err := template.New("inventory").Parse(inventoryTemplateText)
+	if err != nil {
+		return fmt.Errorf("failed to parse inventory template: %w", err)
+	}
+
+	// Ensure directory exists
+	dir := filepath.Dir(outputPath)
+	if err := os.MkdirAll(dir, 0755); err != nil {
+		return fmt.Errorf("failed to create inventory directory: %w", err)
+	}
+
+	file, err := os.Create(outputPath)
+	if err != nil {
+		return fmt.Errorf("failed to create inventory file: %w", err)
+	}
+	defer file.Close()
+
+	if err := tmpl.Execute(file, Inventory{Hosts: hosts}); err != nil {
+		return fmt.Errorf("failed to execute inventory template: %w", err)
+	}
+
+	return nil
+}