helm/pkg/chartutil/testdata/coleridge.yaml
Oleg Sidorov f94bac0643 chartutil.ReadValues is forced to unmarshal numbers into json.Number refs #1707 [dev-v3]
Backport of https://github.com/helm/helm/pull/6010 to dev-v3 (the
description below is a copy-paste from the original v2 branch PR).
As https://github.com/helm/helm/pull/6016 is now merged to dev-v3, the
change is reasonably trivial.

This change is an attempt to address the common problem of json number
unmarshalling where any number is converted into a float64 and
represented in a scientific notation on a marshall call. This behavior
breaks things like: chart versions and image tags if not converted to
yaml strings explicitly.

An example of this behavior: k8s failure to fetch an image tagged with a
big number like: $IMAGE:20190612073634 after a few steps of yaml
re-rendering turns into: $IMAGE:2.0190612073634e+13.

Example issue: #1707

This commit forces yaml parser to use JSON modifiers and explicitly
enables interface{} unmarshalling instead of float64. The change
introduced might be breaking so should be processed with an extra care.

Due to the fact helm mostly dals with human-produced data (charts), we
have a decent level of confidence this change looses no functionality
helm users rely upon (the scientific notation).

Relevant doc: https://golang.org/pkg/encoding/json/#Decoder.UseNumber

Signed-off-by: Oleg Sidorov <oleg.sidorov@booking.com>
Signed-off-by: Oleg Sidorov <me@whitebox.io>
2019-07-17 10:30:51 +02:00

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YAML

poet: "Coleridge"
title: "Rime of the Ancient Mariner"
stanza: ["at", "length", "did", "cross", "an", "Albatross"]
mariner:
with: "crossbow"
shot: "ALBATROSS"
water:
water:
where: "everywhere"
nor: "any drop to drink"
temperature: 1234567890