Add proxy config to hostinfo

Add logging of HTTP / HTTPS_PROXY env
Add proxy output to info_test

hostinfo/info.go

@@ -2,6 +2,7 @@ package hostinfo
 
 import (
 	"fmt"
+	"os"
 	"strings"
 )
 
@@ -55,12 +56,23 @@ func LoadHostInfo() (*HostInfo, error) {
 }
 
 func (hi *HostInfo) String() string {
+	httpProxy := os.Getenv("HTTP_PROXY")
+	httpsProxy := os.Getenv("HTTPS_PROXY")
+
+	proxyInfo := "No proxy set"
+	if httpProxy != "" {
+		proxyInfo = fmt.Sprintf("HTTP_PROXY: %s", httpProxy)
+	} else if httpsProxy != "" {
+		proxyInfo = fmt.Sprintf("HTTPS_PROXY: %s", httpsProxy)
+	}
+
 	return strings.Join(
 		[]string{
 			"HostInfo:",
 			fmt.Sprintf("|  CpuCount: %d", hi.CpuCount),
 			fmt.Sprintf("|  HostName: %s", hi.HostName),
 			fmt.Sprintf("|  HostId: %s", hi.HostId),
+			fmt.Sprintf("|  Proxy: %s", proxyInfo),
 			fmt.Sprintf("|  ExternalOrganization: %s", hi.ExternalOrganization),
 			fmt.Sprintf("|  SocketCount: %s", hi.SocketCount),
 			fmt.Sprintf("|  Product: %s", hi.Product),

hostinfo/info_test.go

@@ -24,6 +24,7 @@ func TestHostInfo(t *testing.T) {
 		"|  CpuCount: 64\n" +
 		"|  HostName: host.mock.test\n" +
 		"|  HostId: 01234567-89ab-cdef-0123-456789abcdef\n" +
+		"|  Proxy: No proxy set\n" +
 		"|  ExternalOrganization: 12345678\n" +
 		"|  SocketCount: 3\n" +
 		"|  Product: [394 69]\n" +