podman machine: Adjust Chrony makestep config

This allows Chrony to update the system time when it has drifted far from NTP time. By default Chrony only makes slight adjustments, but in the case where a user's laptop lid has been shut for a while and then the machine is resumed, the VM system time could be hours or days behind real time, and it may never catch up if Chrony only makes slight changes. [NO NEW TESTS NEEDED] Fixes containers#11541 Signed-off-by: Jordan Christiansen <[email protected]>
xordspar0 · Mar 2, 2023 · 9ac0d4f · 9ac0d4f
1 parent 4b93662
commit 9ac0d4f
Showing 1 changed file with 28 additions and 0 deletions.
diff --git a/pkg/machine/ignition.go b/pkg/machine/ignition.go
@@ -513,6 +513,34 @@ Delegate=memory pids cpu io
 		}
 	}
 
+	files = append(files, File{
+		Node: Node{
+			User:  getNodeUsr("root"),
+			Group: getNodeGrp("root"),
+			Path:  "/etc/chrony.conf",
+		},
+		FileEmbedded1: FileEmbedded1{
+			Append: []Resource{{
+				Source: encodeDataURLPtr("\nconfdir /etc/chrony.d\n"),
+			}},
+		},
+	})
+
+	// Issue #11541: allow Chrony to update the system time when it has drifted
+	// far from NTP time.
+	files = append(files, File{
+		Node: Node{
+			User:  getNodeUsr("root"),
+			Group: getNodeGrp("root"),
+			Path:  "/etc/chrony.d/50-podman-makestep.conf",
+		},
+		FileEmbedded1: FileEmbedded1{
+			Contents: Resource{
+				Source: encodeDataURLPtr("makestep 1 -1\n"),
+			},
+		},
+	})
+
 	return files
 }