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| -rw-r--r-- | doc/rtd/topics/instancedata.rst | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/doc/rtd/topics/instancedata.rst b/doc/rtd/topics/instancedata.rst index 255245a4..1850982c 100644 --- a/doc/rtd/topics/instancedata.rst +++ b/doc/rtd/topics/instancedata.rst @@ -592,6 +592,22 @@ see only redacted values. % cloud-init query --format 'cloud: {{ v1.cloud_name }} myregion: {{ % v1.region }}' + # Locally test that your template userdata provided to the vm was rendered as + # intended. + % cloud-init query --format "$(sudo cloud-init query userdata)" + + # The --format command renders jinja templates, this can also be used + # to develop and test jinja template constructs + % cat > test-templating.yaml <<EOF + {% for val in ds.meta_data.keys() %} + - {{ val }} + {% endfor %} + EOF + % cloud-init query --format="$( cat test-templating.yaml )" + - instance_id + - dsmode + - local_hostname + .. note:: To save time designing a user-data template for a specific cloud's instance-data.json, use the 'render' cloud-init command on an |