package bootstrap import ( "bytes" "encoding/hex" "strconv" "strings" "github.com/golang/protobuf/proto" "github.com/nspcc-dev/neofs-api/object" ) type ( // NodeStatus is a bitwise status field of the node. NodeStatus uint64 ) const ( storageFullMask = 0x1 optionCapacity = "/Capacity:" optionPrice = "/Price:" ) var ( _ proto.Message = (*NodeInfo)(nil) _ proto.Message = (*SpreadMap)(nil) ) // Equals checks whether two NodeInfo has same address. func (m NodeInfo) Equals(n1 NodeInfo) bool { return m.Address == n1.Address && bytes.Equal(m.PubKey, n1.PubKey) } // Full checks if node has enough space for storing users objects. func (n NodeStatus) Full() bool { return n&storageFullMask > 0 } // SetFull changes state of node to indicate if node has enough space for storing users objects. // If value is true - there's not enough space. func (n *NodeStatus) SetFull(value bool) { switch value { case true: *n |= NodeStatus(storageFullMask) case false: *n &= NodeStatus(^uint64(storageFullMask)) } } // Price returns price in 1e-8*GAS/Megabyte per month. // User set price in GAS/Terabyte per month. func (m NodeInfo) Price() uint64 { for i := range m.Options { if strings.HasPrefix(m.Options[i], optionPrice) { n, err := strconv.ParseFloat(m.Options[i][len(optionPrice):], 64) if err != nil { return 0 } return uint64(n*1e8) / uint64(object.UnitsMB) // UnitsMB == megabytes in 1 terabyte } } return 0 } // Capacity returns node's capacity as reported by user. func (m NodeInfo) Capacity() uint64 { for i := range m.Options { if strings.HasPrefix(m.Options[i], optionCapacity) { n, err := strconv.ParseUint(m.Options[i][len(optionCapacity):], 10, 64) if err != nil { return 0 } return n } } return 0 } // String returns string representation of NodeInfo. func (m NodeInfo) String() string { return "(NodeInfo)<" + "Address:" + m.Address + ", " + "PublicKey:" + hex.EncodeToString(m.PubKey) + ", " + "Options: [" + strings.Join(m.Options, ",") + "]>" } // String returns string representation of SpreadMap. func (m SpreadMap) String() string { result := make([]string, 0, len(m.NetMap)) for i := range m.NetMap { result = append(result, m.NetMap[i].String()) } return "(SpreadMap)<" + "Epoch: " + strconv.FormatUint(m.Epoch, 10) + ", " + "Netmap: [" + strings.Join(result, ",") + "]>" }