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tool: Make ports uint16

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The type of the guest and host ports should be uint16 not int. Also
make them public member of the PublishPort structure.

Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>
This commit is contained in:
Rolf Neugebauer 2017-11-08 15:18:20 +00:00
parent d4517bc26f
commit a272eba740
2 changed files with 14 additions and 17 deletions
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8
src/cmd/linuxkit/run_qemu.go
View File

@ -640,13 +640,13 @@ func buildQemuForwardings(publishFlags multipleFlag, containerized bool) (string
return "", err
}
hostPort := p.host
guestPort := p.guest
hostPort := p.Host
guestPort := p.Guest
if containerized {
hostPort = guestPort
}
forwardings = fmt.Sprintf("%s,hostfwd=%s::%d-:%d", forwardings, p.protocol, hostPort, guestPort)
forwardings = fmt.Sprintf("%s,hostfwd=%s::%d-:%d", forwardings, p.Protocol, hostPort, guestPort)
}
return forwardings, nil
@ -659,7 +659,7 @@ func buildDockerForwardings(publishedPorts []string) ([]string, error) {
if err != nil {
return nil, err
}
pmap = append(pmap, "-p", fmt.Sprintf("%d:%d/%s", s.host, s.guest, s.protocol))
pmap = append(pmap, "-p", fmt.Sprintf("%d:%d/%s", s.Host, s.Guest, s.Protocol))
}
return pmap, nil
}

23
src/cmd/linuxkit/util.go
View File

@ -194,9 +194,9 @@ func (l *Disks) Set(value string) error {
// PublishedPort is used by some backends to expose a VMs port on the host
type PublishedPort struct {
guest int
host int
protocol string
Guest uint16
Host uint16
Protocol string
}
// NewPublishedPort parses a string of the form <host>:<guest>[/<tcp|udp>] and returns a PublishedPort structure
@ -208,10 +208,9 @@ func NewPublishedPort(publish string) (PublishedPort, error) {
return p, fmt.Errorf("Unable to parse the ports to be published, should be in format <host>:<guest> or <host>:<guest>/<tcp|udp>")
}
hostPort, err := strconv.Atoi(slice[0])
hostPort, err := strconv.ParseUint(slice[0], 10, 16)
if err != nil {
return p, fmt.Errorf("The provided hostPort can't be converted to int")
return p, fmt.Errorf("The provided hostPort can't be converted to uint16")
}
right := strings.Split(slice[1], "/")
@ -220,26 +219,24 @@ func NewPublishedPort(publish string) (PublishedPort, error) {
if len(right) == 2 {
protocol = strings.TrimSpace(strings.ToLower(right[1]))
}
if protocol != "tcp" && protocol != "udp" {
return p, fmt.Errorf("Provided protocol is not valid, valid options are: udp and tcp")
}
guestPort, err := strconv.Atoi(right[0])
guestPort, err := strconv.ParseUint(right[0], 10, 16)
if err != nil {
return p, fmt.Errorf("The provided guestPort can't be converted to int")
return p, fmt.Errorf("The provided guestPort can't be converted to uint16")
}
if hostPort < 1 || hostPort > 65535 {
return p, fmt.Errorf("Invalid hostPort: %d", hostPort)
}
if guestPort < 1 || guestPort > 65535 {
return p, fmt.Errorf("Invalid guestPort: %d", guestPort)
}
p.guest = guestPort
p.host = hostPort
p.protocol = protocol
p.Guest = uint16(guestPort)
p.Host = uint16(hostPort)
p.Protocol = protocol
return p, nil
}