/
upstream.go
55 lines (50 loc) · 1.24 KB
/
upstream.go
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package config
import (
"context"
v1 "github.com/kong/koko/internal/gen/grpc/kong/admin/model/v1"
admin "github.com/kong/koko/internal/gen/grpc/kong/admin/service/v1"
)
type KongUpstreamLoader struct {
Client admin.UpstreamServiceClient
}
func (l KongUpstreamLoader) Name() string {
return "upstream"
}
func (l *KongUpstreamLoader) Mutate(ctx context.Context,
opts MutatorOpts, config DataPlaneConfig,
) error {
ctx, cancel := context.WithTimeout(ctx, defaultRequestTimeout)
defer cancel()
var pageNum int32 = 1
var allUpstreams []*v1.Upstream
for {
resp, err := l.Client.ListUpstreams(ctx, &admin.ListUpstreamsRequest{
Cluster: &v1.RequestCluster{Id: opts.ClusterID},
Page: &v1.PaginationRequest{
Size: pageSize,
Number: pageNum,
},
})
if err != nil {
return err
}
allUpstreams = append(allUpstreams, resp.Items...)
if resp.Page == nil || resp.Page.NextPageNum == 0 {
break
}
pageNum = resp.Page.NextPageNum
}
res := make([]Map, 0, len(allUpstreams))
for _, r := range allUpstreams {
m, err := convert(r)
if err != nil {
return err
}
flattenForeign(m, "service")
flattenForeign(m, "client_certificate")
delete(m, "updated_at")
res = append(res, m)
}
config["upstreams"] = res
return nil
}