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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,40 @@ | ||
| package libp2p | ||
|
|
||
| import ( | ||
| "errors" | ||
| "fmt" | ||
| "os" | ||
|
|
||
| "github.com/libp2p/go-libp2p" | ||
| rcmgr "github.com/libp2p/go-libp2p-resource-manager" | ||
| ) | ||
|
|
||
| func ResourceManager() func() (Libp2pOpts, error) { | ||
| return func() (opts Libp2pOpts, err error) { | ||
| var limiter *rcmgr.BasicLimiter | ||
|
|
||
| limitsIn, err := os.Open("./limits.json") | ||
| switch { | ||
| case err == nil: | ||
| defer limitsIn.Close() | ||
| limiter, err = rcmgr.NewDefaultLimiterFromJSON(limitsIn) | ||
| if err != nil { | ||
| return opts, fmt.Errorf("error parsing limit file: %w", err) | ||
| } | ||
| case errors.Is(err, os.ErrNotExist): | ||
| limiter = rcmgr.NewDefaultLimiter() | ||
| default: | ||
| return opts, err | ||
| } | ||
|
|
||
| libp2p.SetDefaultServiceLimits(limiter) | ||
|
|
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| // TODO: close the resource manager when the node is shut down | ||
| rcmgr, err := rcmgr.NewResourceManager(limiter) | ||
| if err != nil { | ||
| return opts, fmt.Errorf("error creating resource manager: %w", err) | ||
| } | ||
| opts.Opts = append(opts.Opts, libp2p.ResourceManager(rcmgr)) | ||
| return opts, nil | ||
| } | ||
| } |
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