1921c6a212
* Add metrics for iptables operations * Update pkg/iptables/metrics.go Co-authored-by: leonnicolas <60091705+leonnicolas@users.noreply.github.com> * Reorg imports * pass registerer via controller option * Update pkg/iptables/metrics.go Co-authored-by: leonnicolas <60091705+leonnicolas@users.noreply.github.com> * move registerer check into metrics wrapper method * Register all metrics in Co-authored-by: leonnicolas <60091705+leonnicolas@users.noreply.github.com> Co-authored-by: Clive Jevons <clive@jevons-it.net>
116 lines
3.3 KiB
Go
116 lines
3.3 KiB
Go
// Copyright 2022 the Kilo authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package iptables
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import (
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"github.com/prometheus/client_golang/prometheus"
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)
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type metricsClientWrapper struct {
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client Client
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operationCounter *prometheus.CounterVec
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}
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func wrapWithMetrics(client Client, protocol string, registerer prometheus.Registerer) Client {
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if registerer == nil {
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return client
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}
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labelNames := []string{
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"operation",
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"table",
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"chain",
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}
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counter := prometheus.NewCounterVec(prometheus.CounterOpts{
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Name: "kilo_iptables_operations_total",
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Help: "Number of iptables operations.",
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ConstLabels: prometheus.Labels{"protocol": protocol},
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}, labelNames)
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registerer.MustRegister(counter)
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return &metricsClientWrapper{client, counter}
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}
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func (m *metricsClientWrapper) AppendUnique(table string, chain string, rule ...string) error {
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m.operationCounter.With(prometheus.Labels{
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"operation": "AppendUnique",
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"table": table,
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"chain": chain,
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}).Inc()
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return m.client.AppendUnique(table, chain, rule...)
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}
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func (m *metricsClientWrapper) Delete(table string, chain string, rule ...string) error {
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m.operationCounter.With(prometheus.Labels{
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"operation": "Delete",
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"table": table,
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"chain": chain,
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}).Inc()
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return m.client.Delete(table, chain, rule...)
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}
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func (m *metricsClientWrapper) Exists(table string, chain string, rule ...string) (bool, error) {
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m.operationCounter.With(prometheus.Labels{
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"operation": "Exists",
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"table": table,
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"chain": chain,
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}).Inc()
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return m.client.Exists(table, chain, rule...)
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}
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func (m *metricsClientWrapper) List(table string, chain string) ([]string, error) {
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m.operationCounter.With(prometheus.Labels{
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"operation": "List",
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"table": table,
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"chain": chain,
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}).Inc()
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return m.client.List(table, chain)
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}
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func (m *metricsClientWrapper) ClearChain(table string, chain string) error {
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m.operationCounter.With(prometheus.Labels{
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"operation": "ClearChain",
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"table": table,
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"chain": chain,
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}).Inc()
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return m.client.ClearChain(table, chain)
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}
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func (m *metricsClientWrapper) DeleteChain(table string, chain string) error {
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m.operationCounter.With(prometheus.Labels{
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"operation": "DeleteChain",
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"table": table,
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"chain": chain,
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}).Inc()
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return m.client.DeleteChain(table, chain)
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}
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func (m *metricsClientWrapper) NewChain(table string, chain string) error {
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m.operationCounter.With(prometheus.Labels{
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"operation": "NewChain",
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"table": table,
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"chain": chain,
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}).Inc()
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return m.client.NewChain(table, chain)
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}
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func (m *metricsClientWrapper) ListChains(table string) ([]string, error) {
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m.operationCounter.With(prometheus.Labels{
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"operation": "ListChains",
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"table": table,
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"chain": "*",
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}).Inc()
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return m.client.ListChains(table)
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}
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