First version

internals/helpers/findHostConfigs.go

@@ -0,0 +1,69 @@
+package helpers
+
+import (
+	"bufio"
+	"hoster/internals/types"
+	"io/fs"
+	"os"
+	"regexp"
+	"strconv"
+	"strings"
+
+	"github.com/gookit/goutil/fsutil"
+)
+
+func FindHostConfigs(path string) ([]types.Project, error) {
+	projects := []types.Project{}
+
+	fsutil.FindInDir(path, func(filePath string, de fs.DirEntry) error {
+		project := types.Project{}
+		parseHostFile(filePath, &project)
+
+		if project.Domain != "" {
+			projects = append(projects, project)
+		}
+		return nil
+	})
+
+	return projects, nil
+}
+
+var portRegex = regexp.MustCompile(`listen\s+(\d+)`)
+var serverNameRegex = regexp.MustCompile(`server_name\s+(.+);`)
+
+func parseHostFile(filePath string, project *types.Project) error {
+	file, err := os.Open(filePath)
+	if err != nil {
+		return err
+	}
+
+	defer file.Close()
+
+	scanner := bufio.NewScanner(file)
+	for scanner.Scan() {
+		line := strings.TrimSpace(scanner.Text())
+
+		if strings.HasPrefix(line, "#") {
+			continue
+		}
+
+		if strings.HasPrefix(line, "listen ") {
+			port := portRegex.FindStringSubmatch(line)
+			project.InternalPort, err = strconv.Atoi(port[1])
+			if err != nil {
+				return err
+			}
+		}
+
+		if strings.HasPrefix(line, "server_name ") {
+			serverName := serverNameRegex.FindStringSubmatch(line)
+			project.Domain = serverName[1]
+		}
+	}
+
+	if err := scanner.Err(); err != nil {
+		return err
+	}
+
+	return nil
+}

internals/helpers/root.go

@@ -0,0 +1,7 @@
+package helpers
+
+import "os"
+
+func IsRootUser() bool {
+	return os.Geteuid() == 0
+}