mirror of https://github.com/status-im/consul.git
49 lines
1.2 KiB
Go
49 lines
1.2 KiB
Go
package ipaddr
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import (
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"net"
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"testing"
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)
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func TestIsPrivateIP(t *testing.T) {
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tests := []struct {
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ip string
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private bool
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}{
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// IPv4 private addresses
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{"10.0.0.1", true}, // private network address
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{"100.64.0.1", true}, // shared address space
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{"172.16.0.1", true}, // private network address
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{"192.168.0.1", true}, // private network address
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{"192.0.0.1", true}, // IANA address
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{"192.0.2.1", true}, // documentation address
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{"127.0.0.1", true}, // loopback address
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{"169.254.0.1", true}, // link local address
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// IPv4 public addresses
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{"1.2.3.4", false},
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// IPv6 private addresses
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{"::1", true}, // loopback address
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{"fe80::1", true}, // link local address
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{"fc00::1", true}, // unique local address
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{"fec0::1", true}, // site local address
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{"2001:db8::1", true}, // documentation address
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// IPv6 public addresses
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{"2004:db6::1", false},
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}
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for _, tt := range tests {
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t.Run(tt.ip, func(t *testing.T) {
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ip := net.ParseIP(tt.ip)
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if ip == nil {
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t.Fatalf("%s is not a valid ip address", tt.ip)
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}
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if got, want := isPrivate(ip), tt.private; got != want {
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t.Fatalf("got %v for %v want %v", got, ip, want)
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}
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})
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}
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}
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