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scripts: add script for containers and netmap entries comparison
May be used to check data consistency between different chain versions. Signed-off-by: Anna Shaleva <shaleva.ann@nspcc.ru>
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,158 @@ | ||
package main | ||
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import ( | ||
"bytes" | ||
"context" | ||
"errors" | ||
"fmt" | ||
"os" | ||
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"github.com/davecgh/go-spew/spew" | ||
"github.com/nspcc-dev/neo-go/pkg/rpcclient" | ||
"github.com/nspcc-dev/neo-go/pkg/rpcclient/invoker" | ||
"github.com/nspcc-dev/neofs-contract/rpc/container" | ||
"github.com/nspcc-dev/neofs-contract/rpc/netmap" | ||
"github.com/nspcc-dev/neofs-contract/rpc/nns" | ||
"github.com/pmezard/go-difflib/difflib" | ||
"github.com/urfave/cli" | ||
) | ||
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func initClient(addr string, name string) (*rpcclient.Client, uint32, error) { | ||
c, err := rpcclient.New(context.Background(), addr, rpcclient.Options{}) | ||
if err != nil { | ||
return nil, 0, fmt.Errorf("RPC %s: %w", name, err) | ||
} | ||
err = c.Init() | ||
if err != nil { | ||
return nil, 0, fmt.Errorf("RPC %s init: %w", name, err) | ||
} | ||
h, err := c.GetBlockCount() | ||
if err != nil { | ||
return nil, 0, fmt.Errorf("RPC %s block count: %w", name, err) | ||
} | ||
return c, h, nil | ||
} | ||
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func getFSContent(c *rpcclient.Client) ([][]byte, []*netmap.NetmapNode, error) { | ||
nnsState, err := c.GetContractStateByID(nns.ID) | ||
if err != nil { | ||
return nil, nil, fmt.Errorf("failed to get NNS state: %w", err) | ||
} | ||
inv := invoker.New(c, nil) | ||
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nnsReader := nns.NewReader(inv, nnsState.Hash) | ||
containerH, err := nnsReader.ResolveFSContract(nns.NameContainer) | ||
if err != nil { | ||
return nil, nil, fmt.Errorf("failed to resolve container contract: %w", err) | ||
} | ||
reader := container.NewReader(inv, containerH) | ||
containers, err := reader.List([]byte{}) | ||
if err != nil { | ||
return nil, nil, fmt.Errorf("failed to list containers: %w", err) | ||
} | ||
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netmapH, err := nnsReader.ResolveFSContract(nns.NameNetmap) | ||
if err != nil { | ||
return nil, nil, fmt.Errorf("failed to resolve netmap contract: %w", err) | ||
} | ||
netmapReader := netmap.NewReader(inv, netmapH) | ||
netmap, err := netmapReader.Netmap() | ||
if err != nil { | ||
return nil, nil, fmt.Errorf("failed to retrieve netmap: %w", err) | ||
} | ||
return containers, netmap, nil | ||
} | ||
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func cliMain(c *cli.Context) error { | ||
a := c.Args().Get(0) | ||
b := c.Args().Get(1) | ||
if a == "" { | ||
return errors.New("no arguments given") | ||
} | ||
if b == "" { | ||
return errors.New("missing second argument") | ||
} | ||
ca, ha, err := initClient(a, "A") | ||
if err != nil { | ||
return err | ||
} | ||
cb, hb, err := initClient(b, "B") | ||
if err != nil { | ||
return err | ||
} | ||
if ha != hb { | ||
var diff = hb - ha | ||
if ha > hb { | ||
diff = ha - hb | ||
} | ||
if diff > 10 && !c.Bool("ignore-height") { // Allow some height drift. | ||
return fmt.Errorf("chains have different heights: %d vs %d", ha, hb) | ||
} | ||
} | ||
fmt.Printf("RPC %s hight: %d\nRPC %s height: %d\n", a, ha, b, hb) | ||
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containersA, netmapA, err := getFSContent(ca) | ||
if err != nil { | ||
return fmt.Errorf("RPC %s: %w", a, err) | ||
} | ||
containersB, netmapB, err := getFSContent(cb) | ||
if err != nil { | ||
return fmt.Errorf("RPC %s: %w", b, err) | ||
} | ||
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if len(containersA) != len(containersB) { | ||
return fmt.Errorf("number of containers mismatch: %d vs %d", len(containersA), len(containersB)) | ||
} | ||
fmt.Printf("number of containers checked: %d\n", len(containersA)) | ||
for i := range containersA { | ||
if !bytes.Equal(containersA[i], containersB[i]) { | ||
dumpContentDiff("container", i, a, b, containersA[i], containersB[i]) | ||
} | ||
} | ||
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if len(netmapA) != len(netmapB) { | ||
return fmt.Errorf("number of netmap entries mismatch: %d vs %d", len(netmapA), len(netmapB)) | ||
} | ||
fmt.Printf("number of netmap entries checked: %d\n", len(netmapA)) | ||
for i := range netmapA { | ||
if netmapA[i].State.Cmp(netmapB[i].State) != 0 || !bytes.Equal(netmapA[i].BLOB, netmapB[i].BLOB) { | ||
dumpContentDiff("netmap entry", i, a, b, netmapA[i], netmapB[i]) | ||
} | ||
} | ||
return nil | ||
} | ||
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func dumpContentDiff(itemName string, i int, a string, b string, itemA any, itemB any) { | ||
fmt.Printf("%s %d:\n", itemName, i) | ||
da := spew.Sdump(itemA) | ||
db := spew.Sdump(itemB) | ||
diff, _ := difflib.GetUnifiedDiffString(difflib.UnifiedDiff{ | ||
A: difflib.SplitLines(da), | ||
B: difflib.SplitLines(db), | ||
FromFile: a, | ||
FromDate: "", | ||
ToFile: b, | ||
ToDate: "", | ||
Context: 1, | ||
}) | ||
fmt.Println(diff) | ||
} | ||
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func main() { | ||
ctl := cli.NewApp() | ||
ctl.Name = "compare-fscontent" | ||
ctl.Version = "1.0" | ||
ctl.Usage = "compare-fscontent RPC_A RPC_B" | ||
ctl.Action = cliMain | ||
ctl.Flags = []cli.Flag{ | ||
cli.BoolFlag{ | ||
Name: "ignore-height, g", | ||
Usage: "ignore height difference", | ||
}, | ||
} | ||
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if err := ctl.Run(os.Args); err != nil { | ||
fmt.Fprintln(os.Stderr, err) | ||
os.Exit(1) | ||
} | ||
} |