mirror of https://github.com/slackhq/nebula.git
119 lines
2.7 KiB
Go
119 lines
2.7 KiB
Go
package nebula
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import (
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"net"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestCIDRTree_Contains(t *testing.T) {
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tree := NewCIDRTree()
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tree.AddCIDR(getCIDR("1.0.0.0/8"), "1")
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tree.AddCIDR(getCIDR("2.1.0.0/16"), "2")
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tree.AddCIDR(getCIDR("3.1.1.0/24"), "3")
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tree.AddCIDR(getCIDR("4.1.1.0/24"), "4a")
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tree.AddCIDR(getCIDR("4.1.1.1/32"), "4b")
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tree.AddCIDR(getCIDR("4.1.2.1/32"), "4c")
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tree.AddCIDR(getCIDR("254.0.0.0/4"), "5")
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tests := []struct {
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Result interface{}
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IP string
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}{
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{"1", "1.0.0.0"},
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{"1", "1.255.255.255"},
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{"2", "2.1.0.0"},
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{"2", "2.1.255.255"},
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{"3", "3.1.1.0"},
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{"3", "3.1.1.255"},
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{"4a", "4.1.1.255"},
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{"4a", "4.1.1.1"},
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{"5", "240.0.0.0"},
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{"5", "255.255.255.255"},
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{nil, "239.0.0.0"},
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{nil, "4.1.2.2"},
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}
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for _, tt := range tests {
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assert.Equal(t, tt.Result, tree.Contains(ip2int(net.ParseIP(tt.IP))))
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}
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tree = NewCIDRTree()
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tree.AddCIDR(getCIDR("1.1.1.1/0"), "cool")
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assert.Equal(t, "cool", tree.Contains(ip2int(net.ParseIP("0.0.0.0"))))
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assert.Equal(t, "cool", tree.Contains(ip2int(net.ParseIP("255.255.255.255"))))
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}
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func TestCIDRTree_Match(t *testing.T) {
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tree := NewCIDRTree()
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tree.AddCIDR(getCIDR("4.1.1.0/32"), "1a")
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tree.AddCIDR(getCIDR("4.1.1.1/32"), "1b")
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tests := []struct {
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Result interface{}
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IP string
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}{
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{"1a", "4.1.1.0"},
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{"1b", "4.1.1.1"},
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}
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for _, tt := range tests {
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assert.Equal(t, tt.Result, tree.Match(ip2int(net.ParseIP(tt.IP))))
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}
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tree = NewCIDRTree()
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tree.AddCIDR(getCIDR("1.1.1.1/0"), "cool")
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assert.Equal(t, "cool", tree.Contains(ip2int(net.ParseIP("0.0.0.0"))))
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assert.Equal(t, "cool", tree.Contains(ip2int(net.ParseIP("255.255.255.255"))))
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}
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func BenchmarkCIDRTree_Contains(b *testing.B) {
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tree := NewCIDRTree()
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tree.AddCIDR(getCIDR("1.1.0.0/16"), "1")
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tree.AddCIDR(getCIDR("1.2.1.1/32"), "1")
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tree.AddCIDR(getCIDR("192.2.1.1/32"), "1")
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tree.AddCIDR(getCIDR("172.2.1.1/32"), "1")
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ip := ip2int(net.ParseIP("1.2.1.1"))
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b.Run("found", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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tree.Contains(ip)
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}
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})
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ip = ip2int(net.ParseIP("1.2.1.255"))
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b.Run("not found", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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tree.Contains(ip)
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}
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})
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}
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func BenchmarkCIDRTree_Match(b *testing.B) {
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tree := NewCIDRTree()
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tree.AddCIDR(getCIDR("1.1.0.0/16"), "1")
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tree.AddCIDR(getCIDR("1.2.1.1/32"), "1")
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tree.AddCIDR(getCIDR("192.2.1.1/32"), "1")
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tree.AddCIDR(getCIDR("172.2.1.1/32"), "1")
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ip := ip2int(net.ParseIP("1.2.1.1"))
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b.Run("found", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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tree.Match(ip)
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}
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})
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ip = ip2int(net.ParseIP("1.2.1.255"))
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b.Run("not found", func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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tree.Match(ip)
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}
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})
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}
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func getCIDR(s string) *net.IPNet {
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_, c, _ := net.ParseCIDR(s)
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return c
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}
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