mirror of
https://github.com/davidallendj/magellan.git
synced 2025-12-20 03:27:03 -07:00
109 lines
3.9 KiB
Go
109 lines
3.9 KiB
Go
package cmd
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import (
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"encoding/json"
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"fmt"
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"github.com/rs/zerolog/log"
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urlx "github.com/davidallendj/magellan/internal/urlx"
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"github.com/davidallendj/magellan/pkg/bmc"
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"github.com/davidallendj/magellan/pkg/crawler"
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"github.com/davidallendj/magellan/pkg/secrets"
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"github.com/spf13/cobra"
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"github.com/spf13/viper"
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)
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// The `crawl` command walks a collection of Redfish endpoints to collect
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// specfic inventory detail. This command only expects host names and does
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// not require a scan to be performed beforehand.
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var CrawlCmd = &cobra.Command{
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Use: "crawl [uri]",
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Example: ` magellan crawl https://bmc.example.com
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magellan crawl https://bmc.example.com -i -u username -p password`,
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Short: "Crawl a single BMC for inventory information",
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Long: "Crawl a single BMC for inventory information with URI.\n\n NOTE: This command does not scan subnets, store scan information in cache, nor make a request to a specified host. It is used only to retrieve inventory data directly. Otherwise, use 'scan' and 'collect' instead.",
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Args: func(cmd *cobra.Command, args []string) error {
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// Validate that the only argument is a valid URI
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var err error
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if err := cobra.ExactArgs(1)(cmd, args); err != nil {
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return err
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}
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args[0], err = urlx.Sanitize(args[0])
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if err != nil {
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return fmt.Errorf("failed to sanitize URI: %w", err)
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}
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return nil
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},
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Run: func(cmd *cobra.Command, args []string) {
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var (
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uri = args[0]
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store secrets.SecretStore
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err error
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)
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if username != "" && password != "" {
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// First, try and load credentials from --username and --password if both are set.
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log.Debug().Str("id", uri).Msgf("--username and --password specified, using them for BMC credentials")
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store = secrets.NewStaticStore(username, password)
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} else {
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// Alternatively, locate specific credentials (falling back to default) and override those
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// with --username or --password if either are passed.
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log.Debug().Str("id", uri).Msgf("one or both of --username and --password NOT passed, attempting to obtain missing credentials from secret store at %s", secretsFile)
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if store, err = secrets.OpenStore(secretsFile); err != nil {
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log.Error().Str("id", uri).Err(err).Msg("failed to open local secrets store")
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}
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// Either none of the flags were passed or only one of them were; get
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// credentials from secrets store to fill in the gaps.
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bmcCreds, _ := bmc.GetBMCCredentials(store, uri)
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nodeCreds := secrets.StaticStore{
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Username: bmcCreds.Username,
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Password: bmcCreds.Password,
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}
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// If either of the flags were passed, override the fetched
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// credentials with them.
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if username != "" {
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log.Info().Str("id", uri).Msg("--username was set, overriding username for this BMC")
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nodeCreds.Username = username
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}
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if password != "" {
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log.Info().Str("id", uri).Msg("--password was set, overriding password for this BMC")
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nodeCreds.Password = password
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}
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store = &nodeCreds
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}
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systems, err := crawler.CrawlBMCForSystems(crawler.CrawlerConfig{
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URI: uri,
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CredentialStore: store,
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Insecure: insecure,
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UseDefault: true,
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})
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if err != nil {
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log.Error().Err(err).Msg("failed to crawl BMC")
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}
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// Marshal the inventory details to JSON
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jsonData, err := json.MarshalIndent(systems, "", " ")
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if err != nil {
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log.Error().Err(err).Msg("failed to marshal JSON")
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return
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}
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// Print the pretty JSON
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fmt.Println(string(jsonData))
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},
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}
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func init() {
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CrawlCmd.Flags().StringVarP(&username, "username", "u", "", "Set the username for the BMC")
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CrawlCmd.Flags().StringVarP(&password, "password", "p", "", "Set the password for the BMC")
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CrawlCmd.Flags().BoolVarP(&insecure, "insecure", "i", false, "Ignore SSL errors")
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CrawlCmd.Flags().StringVarP(&secretsFile, "secrets-file", "f", "secrets.json", "set the secrets file with BMC credentials")
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checkBindFlagError(viper.BindPFlag("crawl.insecure", CrawlCmd.Flags().Lookup("insecure")))
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rootCmd.AddCommand(CrawlCmd)
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}
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