71 lines
2.1 KiB
Go
71 lines
2.1 KiB
Go
package generator
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import (
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"fmt"
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configurator "github.com/OpenCHAMI/configurator/pkg"
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"github.com/OpenCHAMI/configurator/pkg/client"
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"github.com/OpenCHAMI/configurator/pkg/config"
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"github.com/OpenCHAMI/configurator/pkg/util"
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)
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type DNSMasq struct{}
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func (g *DNSMasq) GetName() string {
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return "dnsmasq"
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}
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func (g *DNSMasq) GetVersion() string {
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return util.GitCommit()
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}
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func (g *DNSMasq) GetDescription() string {
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return fmt.Sprintf("Configurator generator plugin for '%s'.", g.GetName())
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}
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func (g *DNSMasq) Generate(config *config.Config, params Params) (FileMap, error) {
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// make sure we have a valid config first
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if config == nil {
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return nil, fmt.Errorf("invalid config (config is nil)")
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}
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// set all the defaults for variables
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var (
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smdClient = client.NewSmdClient(params.ClientOpts...)
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eths = []configurator.EthernetInterface{}
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err error = nil
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)
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// if we have a client, try making the request for the ethernet interfaces
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eths, err = smdClient.FetchEthernetInterfaces(params.Verbose)
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if err != nil {
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return nil, fmt.Errorf("failed to fetch ethernet interfaces with client: %v", err)
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}
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// check if we have the required params first
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if eths == nil {
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return nil, fmt.Errorf("invalid ethernet interfaces (variable is nil)")
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}
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if len(eths) <= 0 {
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return nil, fmt.Errorf("no ethernet interfaces found")
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}
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// format output to write to config file
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output := "# ========== DYNAMICALLY GENERATED BY OPENCHAMI CONFIGURATOR ==========\n"
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for _, eth := range eths {
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if eth.Type == "NodeBMC" {
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output += "dhcp-host=" + eth.MacAddress + "," + eth.ComponentId + "," + eth.IpAddresses[0].IpAddress + "\n"
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} else {
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output += "dhcp-host=" + eth.MacAddress + "," + eth.ComponentId + "," + eth.IpAddresses[0].IpAddress + "\n"
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}
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}
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output += "# ====================================================================="
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// apply template substitutions and return output as byte array
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return ApplyTemplates(Mappings{
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"plugin_name": g.GetName(),
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"plugin_version": g.GetVersion(),
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"plugin_description": g.GetDescription(),
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"output": output,
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}, params.Templates)
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}
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