51 lines
1.7 KiB
Text
51 lines
1.7 KiB
Text
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#!/usr/bin/env nu
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# Derived variables for vector bundle rendering.
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# Generates vector_config_toml from params.sources and params.sinks.
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def main [component_json: string]: nothing -> nothing {
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let d = ($component_json | from json)
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let workspace = ($d | get -o params.sinks.loki.labels.workspace | default "libre-wuji")
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let deploy_env = ($d | get -o params.sinks.loki.labels.env | default "production")
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let loki_url = ($d | get -o params.sinks.loki.endpoint | default "http://loki.observability.svc.cluster.local:3100")
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let prom_url = ($d | get -o params.sinks.prometheus_remote.endpoint
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| default "http://prometheus.observability.svc.cluster.local:9090/api/v1/write")
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let label_sel = ($d | get -o params.sources.kubernetes_logs.extra_label_selector
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| default "")
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let source_extra = if ($label_sel | is-not-empty) {
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$"extra_label_selector = \"($label_sel)\"\n"
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} else { "" }
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let vector_config_toml = $"[api]
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enabled = true
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address = \"0.0.0.0:8686\"
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[sources.kubernetes_logs]
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type = \"kubernetes_logs\"
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($source_extra)
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[transforms.add_labels]
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type = \"remap\"
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inputs = [\"kubernetes_logs\"]
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source = '''
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.workspace = \"($workspace)\"
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.env = \"($deploy_env)\"
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'''
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[sinks.loki]
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type = \"loki\"
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inputs = [\"add_labels\"]
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endpoint = \"($loki_url)\"
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encoding.codec = \"json\"
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[sinks.loki.labels]
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workspace = \"{{ .workspace }}\"
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env = \"{{ .env }}\"
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namespace = \"{{ kubernetes.namespace_labels.name }}\"
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pod = \"{{ kubernetes.pod_name }}\"
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container = \"{{ kubernetes.container_name }}\"
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node = \"{{ kubernetes.pod_node_name }}\""
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{ vector_config_toml: $vector_config_toml } | to json --raw | print
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}
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