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feat: kubernetes metrics binding #14747

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feat: kubernetes metrics binding #14747

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47229e9
feat: kubernetes metrics binding
victordrnd Sep 5, 2025
b7d8b09
Merge branch 'master' into fix/instrumentation-http-1
victordrnd Sep 8, 2025
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15 changes: 14 additions & 1 deletion kong/observability/otlp/init.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -150,11 +150,24 @@ local encode_traces, encode_logs, prepare_logs
do
local attributes_cache = setmetatable({}, { __mode = "k" })
local function default_resource_attributes()
return {
local attributes = {
["service.name"] = "kong",
["service.instance.id"] = kong and kong.node.get_id(),
["service.version"] = kong and kong.version,
}
local pod_name = os.getenv("POD_NAME")
local pod_uid = os.getenv("POD_UID")
local pod_host = os.getenv("K8S_HOST")
local pod_namespace = os.getenv("K8S_NAMESPACE")
if pod_uid ~= "" and pod_name ~= "" then
attributes = table_merge(attributes, {
["k8s.pod.name"] = pod_name,
["k8s.pod.uid"] = pod_uid,
["k8s.node.name"] = pod_host,
["k8s.namespace.name"] = pod_namespace,
})
end
return attributes
end

local function render_resource_attributes(attributes)
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