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Basic implementation of in-process ipfs node, implement 'bacalhau get…
…'. (#273)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,73 @@ | ||
| package bacalhau | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
| "path/filepath" | ||
|
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| "github.com/filecoin-project/bacalhau/pkg/ipfs" | ||
| "github.com/filecoin-project/bacalhau/pkg/system" | ||
| "github.com/rs/zerolog/log" | ||
| "github.com/spf13/cobra" | ||
| ) | ||
|
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| var getCmdFlags = struct { | ||
| ipfsURL string | ||
| outputDir string | ||
| }{ | ||
| ipfsURL: "ipfs.io", | ||
| outputDir: ".", | ||
| } | ||
|
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| func init() { | ||
| getCmd.Flags().StringVar(&getCmdFlags.ipfsURL, "ipfs-url", | ||
| getCmdFlags.ipfsURL, "URL of the IPFS gateway to use.") | ||
| getCmd.Flags().StringVar(&getCmdFlags.outputDir, "output-dir", | ||
| getCmdFlags.outputDir, "Directory to write the output to.") | ||
| } | ||
|
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| var getCmd = &cobra.Command{ | ||
| Use: "get", | ||
| Short: "Get the results of a job", | ||
| Args: cobra.ExactArgs(1), | ||
| RunE: func(cmd *cobra.Command, args []string) error { | ||
| cm := system.NewCleanupManager() | ||
| defer cm.Cleanup() | ||
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| log.Debug().Msgf("Fetching results of job '%s'...", args[0]) | ||
| job, ok, err := getAPIClient().Get(context.Background(), args[0]) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| if !ok { | ||
| return fmt.Errorf("job not found") | ||
| } | ||
|
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| var resultCIDs []string | ||
| for _, jobState := range job.State { | ||
| if jobState.ResultsId != "" { | ||
| resultCIDs = append(resultCIDs, jobState.ResultsId) | ||
| } | ||
| } | ||
| log.Debug().Msgf("Job has result CIDs: %v", resultCIDs) | ||
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| log.Debug().Msg("Spinning up IPFS client...") | ||
| cl, err := ipfs.NewClient(cm) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| for _, cid := range resultCIDs { | ||
| outputDir := filepath.Join(getCmdFlags.outputDir, cid) | ||
| log.Debug().Msgf("Downloading result CID '%s' to '%s'...", | ||
| cid, outputDir) | ||
|
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| err = cl.Get(context.Background(), cid, outputDir) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| } | ||
|
|
||
| return nil | ||
| }, | ||
| } |
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