Add k3s and flux installation

pkg/target/target.go

@@ -0,0 +1,73 @@
+package target
+
+import "fmt"
+import "github.com/magefile/mage/sh"
+import "github.com/fatih/color"
+
+type Target struct {
+	Bin    string
+	args   []string
+	Silent bool
+	Msg    string
+}
+
+func New(bin string) (c Target) {
+	c.Bin = bin
+	return NewA(bin)
+}
+
+func NewA(bin string, args ...string) (c Target) {
+	c.Bin = bin
+	c.args = args
+	return c
+}
+
+func (t *Target) Args(args ...string) {
+	t.args = append(t.args, args...)
+}
+
+func (t Target) SetMsg(m string) Target {
+	t.Msg = m
+	return t
+}
+
+type Runner struct {
+	env   map[string]string
+	info  *color.Color
+	error *color.Color
+}
+
+func NewRunner(env map[string]string, c *color.Color) (r Runner) {
+	r.info = c
+	if c == nil {
+		r.info = color.New(color.FgGreen)
+	}
+	r.error = color.New(color.FgRed)
+	r.env = env
+	return r
+}
+
+func (r *Runner) RunV(targetName string, t Target) error {
+	return r.run(true, targetName, t)
+}
+
+func (r *Runner) Run(targetName string, t Target) error {
+	return r.run(false, targetName, t)
+}
+
+func (r *Runner) run(verbose bool, targetName string, t Target) error {
+	tar := "Target: "
+	td := fmt.Sprintf("<%s> ", targetName)
+	if len(t.args) == 0 {
+		r.info.Println(tar, td, t.Bin)
+	} else {
+		r.info.Println(tar, td, t.Bin, t.args)
+	}
+	if t.Msg != "" {
+		r.error.Println("  ", t.Msg)
+	}
+	if verbose {
+		return sh.RunWithV(r.env, t.Bin, t.args...)
+	}
+	return sh.RunWith(r.env, t.Bin, t.args...)
+}