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| author |  Miek Gieben <miek@miek.nl>
| 2019-03-13 07:26:29 +0000 |
|---|---|---|
| committer |  GitHub <noreply@github.com>
| 2019-03-13 07:26:29 +0000 |
| commit | d652f72fa794b6417d46b305f7654f474387b510 (patch) | |
| tree | 7d98402fb4295b5b25823b777f7f08088cfe6ac4 | |
| parent | d69f97be5ce9a3aae75c4a1e827f4729ea3c6b60 (diff) | |
| download | coredns-d652f72fa794b6417d46b305f7654f474387b510.tar.gz coredns-d652f72fa794b6417d46b305f7654f474387b510.tar.zst coredns-d652f72fa794b6417d46b305f7654f474387b510.zip | |
plugin/metadata: tweak the docs a little (#2685)
Add a simpler example that returns a static string the for metadata.
Signed-off-by: Miek Gieben <miek@miek.nl>
Diffstat (limited to '')
| -rw-r--r-- | plugin/metadata/provider.go | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/plugin/metadata/provider.go b/plugin/metadata/provider.go index 9f6978dd2..b22064200 100644 --- a/plugin/metadata/provider.go +++ b/plugin/metadata/provider.go @@ -6,7 +6,14 @@ // // Basic example: // -// Implement the Provider interface for a plugin: +// Implement the Provider interface for a plugin p: +// +// func (p P) Metadata(ctx context.Context, state request.Request) context.Context { +// metadata.SetValueFunc(ctx, "test/something", func() string { return "myvalue" }) +// return ctx +// } +// +// Basic example with caching: // // func (p P) Metadata(ctx context.Context, state request.Request) context.Context { // cached := "" @@ -21,7 +28,7 @@ // return ctx // } // -// Check the metadata from another plugin: +// If you need access to this metadata from another plugin: // // // ... // valueFunc := metadata.ValueFunc(ctx, "test/something") |