[installer] Increase rollout speed (#17060)

Author: Furisto

install/installer/pkg/common/common.go

@@ -818,3 +818,14 @@ func ExperimentalWebappConfig(ctx *RenderContext) *experimental.WebAppConfig {
 func WithLocalWsManager(ctx *RenderContext) bool {
 	return ctx.Config.Kind == config.InstallationFull
 }
+
+func DaemonSetRolloutStrategy() appsv1.DaemonSetUpdateStrategy {
+	maxUnavailable := intstr.Parse("20%")
+
+	return appsv1.DaemonSetUpdateStrategy{
+		Type: appsv1.RollingUpdateDaemonSetStrategyType,
+		RollingUpdate: &appsv1.RollingUpdateDaemonSet{
+			MaxUnavailable: &maxUnavailable,
+		},
+	}
+}

install/installer/pkg/components/agent-smith/daemonset.go

@@ -93,6 +93,7 @@ func daemonset(ctx *common.RenderContext) ([]runtime.Object, error) {
 					},
 				},
 			},
+			UpdateStrategy: common.DaemonSetRolloutStrategy(),
 		},
 	}}, nil
 }

install/installer/pkg/components/registry-facade/daemonset.go

@@ -320,6 +320,7 @@ func daemonset(ctx *common.RenderContext) ([]runtime.Object, error) {
 					Tolerations: common.GPUToleration(),
 				},
 			},
+			UpdateStrategy: common.DaemonSetRolloutStrategy(),
 		},
 	}}, nil
 }

install/installer/pkg/components/ws-daemon/daemonset.go

@@ -327,6 +327,7 @@ func daemonset(ctx *common.RenderContext) ([]runtime.Object, error) {
 				},
 				Spec: podSpec,
 			},
+			UpdateStrategy: common.DaemonSetRolloutStrategy(),
 		},
 	}}, nil
 }