forked from TrueCloudLab/frostfs-node
56 lines
1.4 KiB
Go
56 lines
1.4 KiB
Go
package netmap
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import (
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"fmt"
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"github.com/nspcc-dev/neofs-node/pkg/morph/client"
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)
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// Epoch receives number of current NeoFS epoch
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// through the Netmap contract call.
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func (c *Client) Epoch() (uint64, error) {
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prm := client.TestInvokePrm{}
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prm.SetMethod(epochMethod)
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items, err := c.client.TestInvoke(prm)
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if err != nil {
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return 0, fmt.Errorf("could not perform test invocation (%s): %w",
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epochMethod, err)
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}
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if ln := len(items); ln != 1 {
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return 0, fmt.Errorf("unexpected stack item count (%s): %d",
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epochMethod, ln)
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}
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num, err := client.IntFromStackItem(items[0])
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if err != nil {
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return 0, fmt.Errorf("could not get number from stack item (%s): %w", epochMethod, err)
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}
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return uint64(num), nil
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}
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// LastEpochBlock receives block number of current NeoFS epoch
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// through the Netmap contract call.
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func (c *Client) LastEpochBlock() (uint32, error) {
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prm := client.TestInvokePrm{}
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prm.SetMethod(lastEpochBlockMethod)
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items, err := c.client.TestInvoke(prm)
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if err != nil {
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return 0, fmt.Errorf("could not perform test invocation (%s): %w",
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lastEpochBlockMethod, err)
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}
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if ln := len(items); ln != 1 {
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return 0, fmt.Errorf("unexpected stack item count (%s): %d",
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lastEpochBlockMethod, ln)
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}
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block, err := client.IntFromStackItem(items[0])
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if err != nil {
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return 0, fmt.Errorf("could not get number from stack item (%s): %w",
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lastEpochBlockMethod, err)
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}
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return uint32(block), nil
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}
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