libnetwork/types: remove PortBinding.FromString() as it's unused

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
This commit is contained in:
Sebastiaan van Stijn 2021-08-26 23:58:41 +02:00
parent 513310f776
commit 7c0d8fa5da
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2 changed files with 0 additions and 106 deletions

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@ -146,51 +146,6 @@ func (p *PortBinding) String() string {
return ret
}
// FromString reads the PortBinding structure from string s.
// String s is a triple of "protocol/containerIP:port/hostIP:port"
// containerIP and hostIP can be in dotted decimal ("192.0.2.1") or IPv6 ("2001:db8::68") form.
// Zoned addresses ("169.254.0.23%eth0" or "fe80::1ff:fe23:4567:890a%eth0") are not supported.
// If string s is incorrectly formatted or the IP addresses or ports cannot be parsed, FromString
// returns an error.
func (p *PortBinding) FromString(s string) error {
ps := strings.Split(s, "/")
if len(ps) != 3 {
return BadRequestErrorf("invalid format for port binding: %s", s)
}
p.Proto = ParseProtocol(ps[0])
var err error
if p.IP, p.Port, err = parseIPPort(ps[1]); err != nil {
return BadRequestErrorf("failed to parse Container IP/Port in port binding: %s", err.Error())
}
if p.HostIP, p.HostPort, err = parseIPPort(ps[2]); err != nil {
return BadRequestErrorf("failed to parse Host IP/Port in port binding: %s", err.Error())
}
return nil
}
func parseIPPort(s string) (net.IP, uint16, error) {
hoststr, portstr, err := net.SplitHostPort(s)
if err != nil {
return nil, 0, err
}
ip := net.ParseIP(hoststr)
if ip == nil {
return nil, 0, BadRequestErrorf("invalid ip: %s", hoststr)
}
port, err := strconv.ParseUint(portstr, 10, 16)
if err != nil {
return nil, 0, BadRequestErrorf("invalid port: %s", portstr)
}
return ip, uint16(port), nil
}
// Equal checks if this instance of PortBinding is equal to the passed one
func (p *PortBinding) Equal(o *PortBinding) bool {
if p == o {

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@ -3,9 +3,6 @@ package types
import (
"net"
"testing"
"gotest.tools/v3/assert"
is "gotest.tools/v3/assert/cmp"
)
func TestTransportPortConv(t *testing.T) {
@ -25,64 +22,6 @@ func TestTransportPortConv(t *testing.T) {
}
}
func TestTransportPortBindingConv(t *testing.T) {
input := []struct {
sform string
pb PortBinding
shouldFail bool
}{
{ // IPv4 -> IPv4
sform: "tcp/172.28.30.23:80/112.0.43.56:8001",
pb: PortBinding{
Proto: TCP,
IP: net.IPv4(172, 28, 30, 23),
Port: uint16(80),
HostIP: net.IPv4(112, 0, 43, 56),
HostPort: uint16(8001),
},
},
{ // IPv6 -> IPv4
sform: "tcp/[2001:db8::1]:80/112.0.43.56:8001",
pb: PortBinding{
Proto: TCP,
IP: net.IP{0x20, 0x01, 0x0d, 0xb8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1},
Port: uint16(80),
HostIP: net.IPv4(112, 0, 43, 56),
HostPort: uint16(8001),
},
},
{ // IPv4inIPv6 -> IPv4
sform: "tcp/[::ffff:172.28.30.23]:80/112.0.43.56:8001",
pb: PortBinding{
Proto: TCP,
IP: net.IPv4(172, 28, 30, 23),
Port: uint16(80),
HostIP: net.IPv4(112, 0, 43, 56),
HostPort: uint16(8001),
},
},
{ // IPv4 -> IPv4 zoned
sform: "tcp/172.28.30.23:80/169.254.0.23%eth0:8001",
shouldFail: true,
},
{ // IPv4 -> IPv6 zoned
sform: "tcp/172.28.30.23:80/[fe80::1ff:fe23:4567:890a%eth0]:8001",
shouldFail: true,
},
}
for _, in := range input {
rc := new(PortBinding)
err := rc.FromString(in.sform)
if in.shouldFail {
assert.Assert(t, is.ErrorContains(err, ""), "Unexpected success parsing %s", in.sform)
} else {
assert.NilError(t, err)
assert.Assert(t, is.DeepEqual(in.pb, *rc), "input %s: expected %#v, got %#v", in.sform, in.pb, rc)
}
}
}
func TestErrorConstructors(t *testing.T) {
var err error