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agent spec bypass proxy for cloud metadata #785

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merged 3 commits into from
Apr 19, 2023
Merged

agent spec bypass proxy for cloud metadata #785

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fb16476
try to bypass proxy for metadata
SylvainJuge Apr 12, 2023
23dca9d
Apply suggestions from code review
SylvainJuge Apr 13, 2023
c9199f4
add more context why it makes sense
SylvainJuge Apr 17, 2023
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9 changes: 9 additions & 0 deletions specs/agents/metadata.md
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Expand Up @@ -210,6 +210,9 @@ Fetching of cloud metadata for services running as AWS Lambda functions follow a

[Metadata about an EC2 instance](https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/instancedata-data-retrieval.html) can be retrieved from the internal metadata endpoint, `http://169.254.169.254`.

In the case where a proxy is configured on the application, the agents SHOULD attempt to make
the calls to the metadata endpoint directly, without using the proxy.

As an example with curl, first, an API token must be created

```sh
Expand Down Expand Up @@ -238,6 +241,9 @@ From the returned metadata, the following fields are useful
Metadata about a GCP machine instance can be retrieved from the
metadata service, `http://metadata.google.internal`.

In the case where a proxy is configured on the application, the agents SHOULD attempt to make
the calls to the metadata endpoint directly, without using the proxy.

An example with curl

```sh
Expand All @@ -264,6 +270,9 @@ From the returned metadata, the following fields are useful
Metadata about an Azure VM can be retrieved from the internal metadata
endpoint, `http://169.254.169.254`.

In the case where a proxy is configured on the application, the agents SHOULD attempt to make
the calls to the metadata endpoint directly, without using the proxy.

An example with curl

```sh
Expand Down