Address (some) PR comments

src/health/probe.go

@@ -9,6 +9,7 @@ import (
 
 type Probe struct {
 	Exec             *ExecProbe `yaml:"exec,omitempty"`
+	HttpGet          *HttpProbe `yaml:"http_get,omitempty"`
 	Http             *HttpProbe `yaml:"http,omitempty"`
 	InitialDelay     int        `yaml:"initial_delay_seconds,omitempty"`
 	PeriodSeconds    int        `yaml:"period_seconds,omitempty"`

src/health/probe_test.go

@@ -1,6 +1,7 @@
 package health
 
 import (
+	"net/http"
 	"net/url"
 	"reflect"
 	"testing"
@@ -98,6 +99,54 @@ func TestProbe_validateAndSetDefaults(t *testing.T) {
 	}
 }
 
+func TestHttpProbe_fields(t *testing.T) {
+	type fields struct {
+		Host       string
+		Path       string
+		Scheme     string
+		Port       int
+		Method     string
+		StatusCode int
+	}
+	tests := []struct {
+		name   string
+		fields fields
+		want   fields
+	}{
+		{
+			name: "Method and expected status code not set",
+			fields: fields{
+				Host:   "google.com",
+				Path:   "/isAlive",
+				Scheme: "https",
+				Port:   0,
+			},
+			want: fields{
+				Host:       "google.com",
+				Path:       "/isAlive",
+				Scheme:     "https",
+				Port:       0,
+				Method:     http.MethodGet,
+				StatusCode: http.StatusOK,
+			},
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			hp := HttpProbe(tt.fields)
+			p := Probe{Http: &hp}
+			p.validateAndSetHttpDefaults()
+			if p.Http.Method != http.MethodGet {
+				t.Error("HTTP method was not GET when not set in config file")
+			}
+			if p.Http.StatusCode != http.StatusOK {
+				t.Errorf("HTTP expected status code was not OK (200)")
+			}
+		})
+	}
+}
+
 func TestHttpProbe_getUrl(t *testing.T) {
 	type fields struct {
 		Host   string

src/loader/mutators.go

@@ -143,5 +143,6 @@ func renderProbe(probe *health.Probe, tpl *templater.Templater, vars types.Vars)
 		probe.Http.Path = tpl.RenderWithExtraVars(probe.Http.Path, vars)
 		probe.Http.Host = tpl.RenderWithExtraVars(probe.Http.Host, vars)
 		probe.Http.Scheme = tpl.RenderWithExtraVars(probe.Http.Scheme, vars)
+		probe.Http.Method = tpl.RenderWithExtraVars(probe.Http.Method, vars)
 	}
 }