70 lines
1.7 KiB
Go
70 lines
1.7 KiB
Go
// Copyright 2024 Matthew Rich <matthewrich.conf@gmail.com>. All rights reserved.
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package source
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import (
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_ "context"
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_ "encoding/json"
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_ "fmt"
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_ "gopkg.in/yaml.v3"
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"net/url"
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_ "path/filepath"
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"decl/internal/resource"
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_ "os"
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_ "io"
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"strings"
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"log/slog"
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)
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type Iptable struct {
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Table string `yaml:"table" json:"table"`
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Chain string `yaml:"chain" json:"chain"`
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}
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func NewIptable() *Iptable {
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return &Iptable{}
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}
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func init() {
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SourceTypes.Register([]string{"iptable"}, func(u *url.URL) DocSource {
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t := NewIptable()
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t.Table = u.Hostname()
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t.Chain = strings.Split(u.RequestURI(), "/")[1]
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slog.Info("iptable chain source factory", "table", t, "uri", u, "table", u.Hostname())
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return t
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})
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}
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func (i *Iptable) Type() string { return "iptable" }
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func (i *Iptable) ExtractResources(filter ResourceSelector) ([]*resource.Document, error) {
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documents := make([]*resource.Document, 0, 100)
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slog.Info("iptable chain source ExtractResources()", "table", i)
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iptRules := make([]*resource.Iptable, 0, 100)
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cmd := resource.NewIptableReadChainCommand()
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if out, err := cmd.Execute(i); err == nil {
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slog.Info("iptable chain source ExtractResources()", "output", out)
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if exErr := cmd.Extractor(out, &iptRules); exErr != nil {
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return documents, exErr
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}
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for _, rule := range iptRules {
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document := resource.NewDocument()
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if rule == nil {
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rule = resource.NewIptable()
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}
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rule.Table = resource.IptableName(i.Table)
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rule.Chain = resource.IptableChain(i.Chain)
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document.AddResourceDeclaration("iptable", rule)
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documents = append(documents, document)
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}
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} else {
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slog.Info("iptable chain source ExtractResources()", "output", out, "error", err)
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return documents, err
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}
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return documents, nil
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}
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