2 files changed, 55 insertions, 3 deletions
diff --git a/utilities/transport.go b/utilities/transport.go
new file mode 100644
index 0000000..2d70989
--- /dev/null
+++ b/utilities/transport.go
@@ -0,0 +1,46 @@
+/*
+ * This file is part of Go Responsiveness.
+ *
+ * Go Responsiveness is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by the Free Software Foundation,
+ * either version 2 of the License, or (at your option) any later version.
+ * Go Responsiveness is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+ * PARTICULAR PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with Go Responsiveness. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package utilities
+
+import (
+	"context"
+	"net"
+	"net/http"
+	"time"
+
+	"golang.org/x/net/http2"
+)
+
+func OverrideHostTransport(transport *http.Transport, connectToAddr string) {
+	dialer := &net.Dialer{
+		Timeout: 10 * time.Second,
+	}
+
+	transport.DialContext = func(ctx context.Context, network, addr string) (net.Conn, error) {
+		_, port, err := net.SplitHostPort(addr)
+		if err != nil {
+			return nil, err
+		}
+
+		if len(connectToAddr) > 0 {
+			addr = net.JoinHostPort(connectToAddr, port)
+		}
+
+		return dialer.DialContext(ctx, network, addr)
+	}
+
+	http2.ConfigureTransport(transport)
+
+}
diff --git a/utilities/utilities.go b/utilities/utilities.go
index 57b4a90..377be56 100644
--- a/utilities/utilities.go
+++ b/utilities/utilities.go
@@ -28,6 +28,11 @@ import (
 	"golang.org/x/exp/constraints"
 )
 
+var (
+	// GitVersion is the Git revision hash
+	GitVersion = "dev"
+)
+
 func Iota(low int, high int) (made []int) {
 
 	made = make([]int, high-low)
@@ -46,9 +51,6 @@ func SignedPercentDifference[T constraints.Float | constraints.Integer](
 	current T,
 	previous T,
 ) (difference float64) {
-	//return ((current - previous) / (float64(current+previous) / 2.0)) * float64(
-	//100,
-	//	)
 	fCurrent := float64(current)
 	fPrevious := float64(previous)
 	return ((fCurrent - fPrevious) / fPrevious) * 100.0
@@ -203,3 +205,7 @@ func ApproximatelyEqual[T float32 | float64](truth T, maybe T, fudge T) bool {
 	diff := math.Abs((bTruth - bMaybe))
 	return diff < bFudge
 }
+
+func UserAgent() string {
+	return fmt.Sprintf("goresponsiveness/%s", GitVersion)
+}