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K6
types
ipBlockFromTwoIPs

How to use ipBlockFromTwoIPs method of types Package

Best K6 code snippet using types.ipBlockFromTwoIPs

ipblock.go

Source:ipblock.go

...61	}62	if (ip0.To4() == nil) != (ip1.To4() == nil) { // XOR63		return nil, errors.New("mixed IP range format: " + s)64	}65	block := ipBlockFromTwoIPs(ip0, ip1)66	if block.count.Sign() <= 0 {67		return nil, errors.New("negative IP range: " + s)68	}69	return block, nil70}71func ipBlockFromTwoIPs(ip0, ip1 net.IP) *ipBlock {72	// This code doesn't do any checks on the validity of the arguments, that should be73	// done before and/or after it is called74	var block ipBlock75	block.firstIP = new(big.Int)76	block.count = new(big.Int)77	block.ipv6 = ip0.To4() == nil78	if block.ipv6 {79		block.firstIP.SetBytes(ip0.To16())80		block.count.SetBytes(ip1.To16())81	} else {82		block.firstIP.SetBytes(ip0.To4())83		block.count.SetBytes(ip1.To4())84	}85	block.count.Sub(block.count, block.firstIP)86	block.count.Add(block.count, big.NewInt(1))87	return &block88}89func ipBlockFromCIDR(s string) (*ipBlock, error) {90	_, pnet, err := net.ParseCIDR(s)91	if err != nil {92		return nil, fmt.Errorf("parseCIDR() failed parsing %s: %w", s, err)93	}94	ip0 := pnet.IP95	// TODO: this is just to copy it, it will probably be better to copy the bytes ...96	ip1 := net.ParseIP(ip0.String())97	if ip1.To4() == nil {98		ip1 = ip1.To16()99	} else {100		ip1 = ip1.To4()101	}102	for i := range ip1 {103		ip1[i] |= (255 ^ pnet.Mask[i])104	}105	block := ipBlockFromTwoIPs(ip0, ip1)106	// in the case of ipv4 if the network is bigger than 31 the first and last IP are reserved so we107	// need to reduce the addresses by 2 and increment the first ip108	if !block.ipv6 && big.NewInt(2).Cmp(block.count) < 0 {109		block.count.Sub(block.count, big.NewInt(2))110		block.firstIP.Add(block.firstIP, big.NewInt(1))111	}112	return block, nil113}114func (b ipPoolBlock) getIP(index *big.Int) net.IP {115	// TODO implement walking ipv6 networks first116	// that will probably require more math ... including knowing which is the next network and ...117	// thinking about it - it looks like it's going to be kind of hard or badly defined118	i := new(big.Int)119	i.Add(b.firstIP, index)...

ipBlockFromTwoIPs

Using AI Code Generation

1import (2type IPBlock struct {3}4func NewIPBlockFromIPNet(ipNet *net.IPNet) *IPBlock {5	return &IPBlock{6		start: ipNet.IP.Mask(ipNet.Mask),7		end:   LastIP(ipNet),8	}9}10func NewIPBlockFromIPs(start, end net.IP) *IPBlock {11	return &IPBlock{12	}13}14func (ipb *IPBlock) Contains(ip net.IP) bool {15	return bytes.Compare(ipb.start, ip) <= 0 && bytes.Compare(ipb.end, ip) >= 016}17func LastIP(ipNet *net.IPNet) net.IP {18	ip := ipNet.IP.To4()19	if ip == nil {20	}21	for i := len(ip) - 1; i >= 0; i-- {22		if ip[i] != 0 {23		}24	}25}26func main() {27}28import (

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