84 lines
2.2 KiB
Go
84 lines
2.2 KiB
Go
package owrt
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import (
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"fmt"
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)
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// UCIFirewallRule is the description of an Wireless interface (cf Openwrt doc) on top of an Wireless Device
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type UCIFirewallRule struct {
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Name string
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Index int
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Src string
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Target string
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Proto string
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DestPort string
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SourcePort string
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}
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// NewUCIFirewallRule builds a new UCIFirewallRule instance
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func NewUCIFirewallRule() *UCIFirewallRule {
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return &UCIFirewallRule{}
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}
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// Create add a new firewall rule in UCI Configuration
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func (fw *UCIFirewallRule) Create(uci *UCI) *Action {
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confPrefix := fmt.Sprintf("firewall.@rule[%d]", fw.Index)
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conf := make(map[string][]string)
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conf["name"] = append(conf["network"], fmt.Sprintf("%s.name", confPrefix), fw.Name)
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conf["src"] = append(conf["src"], fmt.Sprintf("%s.src", confPrefix), fw.Src)
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conf["target"] = append(conf["target"], fmt.Sprintf("%s.target", confPrefix), fw.Target)
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conf["proto"] = append(conf["proto"], fmt.Sprintf("%s.proto", confPrefix), fw.Proto)
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conf["dest_port"] = append(conf["dest_port"], fmt.Sprintf("%s.dest_port", confPrefix), fw.DestPort)
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conf["src_port"] = append(conf["src_port"], fmt.Sprintf("%s.src_port", confPrefix), fw.SourcePort)
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uci.Add("firewall", "rule")
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for _, value := range conf {
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if value[1] != "" {
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result := uci.Set(value[0], value[1])
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if result.ReturnCode != 0 {
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return result
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}
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}
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}
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return &Action{
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CommandResult: &CommandResult{
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Stdout: "",
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Stderr: "",
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ReturnCode: 0,
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},
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}
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}
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// Save commit and relaod configuration (writes it to files !)
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func (fw *UCIFirewallRule) Save(uci *UCI) *Action {
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commitRes := uci.Commit()
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if commitRes.ReturnCode != 0 {
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return commitRes
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}
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reload := uci.Reload()
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return reload
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}
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// Delete remove wifi interface from UCI Configuration
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func (fw *UCIFirewallRule) Delete(uci *UCI) *Action {
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toDelete := fmt.Sprintf("firewall.@rule[%d]", fw.Index)
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del := uci.Delete(toDelete)
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if del.ReturnCode != 0 {
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return del
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}
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return uci.Commit()
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}
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// Update add a new entry for wifi interface in UCI Configuration
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func (fw *UCIFirewallRule) Update(uci *UCI) *Action {
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fw.Delete(uci)
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create := fw.Create(uci)
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if create.ReturnCode != 0 {
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return create
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}
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return uci.Commit()
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}
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