Add CreatedSince & CreatedAt format fields to podman image history

Fixes: containers#14012 Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
rhatdan · Apr 27, 2022 · 2f40234 · 2f40234
1 parent e4be261
commit 2f40234
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diff --git a/cmd/podman/images/history.go b/cmd/podman/images/history.go
@@ -168,3 +168,11 @@ func (h historyReporter) ID() string {
 	}
 	return h.ImageHistoryLayer.ID
 }
+
+func (h historyReporter) CreatedAt() string {
+	return h.ImageHistoryLayer.Created.UTC().String()
+}
+
+func (h historyReporter) CreatedSince() string {
+	return h.Created()
+}
diff --git a/docs/source/markdown/podman-history.1.md b/docs/source/markdown/podman-history.1.md
@@ -23,10 +23,11 @@ Valid placeholders for the Go template are listed below:
 | --------------- | ----------------------------------------------------------------------------- |
 | .ID             | Image ID                                                                      |
 | .Created        | if --human, time elapsed since creation, otherwise time stamp of creation     |
-| .CreatedBy      | Command used to create the layer                                              |
-| .Size           | Size of layer on disk                                                         |
-| .Comment        | Comment for the layer                                                         |
-
+| .CreatedAt      | Time when the image layer was created                |
+| .CreatedBy      | Command used to create the layer                     |
+| .CreatedSince   | Elapsed time since the image layer was created	 |
+| .Size           | Size of layer on disk                                |
+| .Comment        | Comment for the layer                                |
 ## OPTIONS
 
 Print the numeric IDs only (default *false*).

diff --git a/test/system/010-images.bats b/test/system/010-images.bats
@@ -312,4 +312,19 @@ Deleted: $pauseID"
     is "$output" ""
 }
 
+@test "podman image history" {
+    run_podman image list --format '{{.CreatedSince}}' $IMAGE
+    imageSince="$output"
+    run_podman image list --format '{{.CreatedAt}}' $IMAGE
+    run cut -f1 -d'.' <<< "$output"
+    imageAt="$output"
+    run_podman image history $IMAGE
+    run_podman image history --format '{{.CreatedSince}}' $IMAGE
+    is "${lines[0]}" "$imageSince" "History image list should match .CreatedSince"
+    run_podman image history --format '{{.CreatedAt}}' $IMAGE
+    line="$lines[0]"
+    run cut -f1 -d'.' <<< "$line"
+    assert "${output}" == "$imageAt" "History image list should match .CreatedAt"
+}
+
 # vim: filetype=sh