feat: add linux prereq checking

cmd/linux.go

@@ -1,6 +1,8 @@
 package cmd
 
-import "fmt"
+import (
+	"strings"
+)
 
 // LinuxDistribution is of type int
 type LinuxDistribution int
@@ -12,23 +14,45 @@ const (
 
 // DistroInfo contains all the information relating to a linux distribution
 type DistroInfo struct {
-	distribution LinuxDistribution
-	name         string
-	release      string
+	Distribution  LinuxDistribution
+	Description   string
+	Release       string
+	Codename      string
+	DistributorId string
 }
 
-func getLinuxDistroInfo() *DistroInfo {
+func GetLinuxDistroInfo() *DistroInfo {
 	result := &DistroInfo{}
 	program := NewProgramHelper()
 	// Does lsb_release exist?
 
 	lsbRelease := program.FindProgram("lsb_release")
 	if lsbRelease != nil {
-		stdout, _, err := lsbRelease.Run("-a")
+		stdout, _, err, _ := lsbRelease.Run("-a")
 		if err != nil {
 			return nil
 		}
-		fmt.Println(stdout)
+
+		for _, line := range strings.Split(stdout, "\n") {
+			if strings.Contains(line, ":") {
+				// Iterate lines a
+				details := strings.Split(line, ":")
+				key := strings.TrimSpace(details[0])
+				value := strings.TrimSpace(details[1])
+				switch key {
+				case "Distributor ID":
+					result.DistributorId = value
+				case "Description":
+					result.Description = value
+				case "Release":
+					result.Release = value
+				case "Codename":
+					result.Codename = value
+
+				}
+			}
+		}
+
 	}
 	return result
 }