func (t *toolsURLGetter) ToolsURL(v version.Binary) (string, error) {
apiHostPorts, err := t.apiHostPortsGetter.APIHostPorts()
if err != nil {
return "", err
}
if len(apiHostPorts) == 0 {
return "", errors.New("no API host ports")
}
// TODO(axw) return all known URLs, so clients can try each one.
//
// The clients currently accept a single URL; we should change
// the clients to disregard the URL, and have them download
// straight from the API server.
//
// For now we choose a API server at random, and then select its
// cloud-local address. The only user that will care about the URL
// is the upgrader, and that is cloud-local.
hostPorts := apiHostPorts[rand.Int()%len(apiHostPorts)]
apiAddress := network.SelectInternalHostPort(hostPorts, false)
if apiAddress == "" {
return "", errors.Errorf("no suitable API server address to pick from %v", hostPorts)
}
serverRoot := fmt.Sprintf("https://%s/model/%s", apiAddress, t.modelUUID)
return ToolsURL(serverRoot, v), nil
}
func (*HostPortSuite) TestSelectInternalMachineHostPort(c *gc.C) {
for i, t0 := range selectInternalMachineTests {
t := t0.hostPortTest()
c.Logf("test %d: %s", i, t.about)
c.Check(network.SelectInternalHostPort(t.hostPorts, true), gc.DeepEquals, t.expected())
}
}
func (s *PortSuite) TestSelectInternalHostPort(c *gc.C) {
for i, t0 := range selectInternalTests {
t := t0.hostPortTest()
c.Logf("test %d: %s", i, t.about)
c.Assert(network.SelectInternalHostPort(t.hostPorts, false), jc.DeepEquals, t.expected())
}
}
func (s *PortSuite) TestSelectInternalHostPort(c *gc.C) {
for i, t0 := range selectInternalTests {
t := t0.hostPortTest()
c.Logf("test %d: %s", i, t.about)
network.PreferIPv6 = t.preferIPv6
c.Check(network.SelectInternalHostPort(t.hostPorts, false), jc.DeepEquals, t.expected())
}
network.PreferIPv6 = false
}
func (s *PortSuite) TestSelectInternalMachineHostPort(c *gc.C) {
oldValue := network.GetPreferIPv6()
defer func() {
network.SetPreferIPv6(oldValue)
}()
for i, t0 := range selectInternalMachineTests {
t := t0.hostPortTest()
c.Logf("test %d: %s", i, t.about)
network.SetPreferIPv6(t.preferIPv6)
c.Check(network.SelectInternalHostPort(t.hostPorts, true), gc.DeepEquals, t.expected())
}
}
func (c *configInternal) SetAPIHostPorts(servers [][]network.HostPort) {
if c.apiDetails == nil {
return
}
var addrs []string
for _, serverHostPorts := range servers {
addr := network.SelectInternalHostPort(serverHostPorts, false)
if addr != "" {
addrs = append(addrs, addr)
}
}
c.apiDetails.addresses = addrs
}
// APIAddresses returns the list of addresses used to connect to the API.
func (api *APIAddresser) APIAddresses() (params.StringsResult, error) {
apiHostPorts, err := api.getter.APIHostPorts()
if err != nil {
return params.StringsResult{}, err
}
var addrs = make([]string, 0, len(apiHostPorts))
for _, hostPorts := range apiHostPorts {
addr := network.SelectInternalHostPort(hostPorts, false)
if addr != "" {
addrs = append(addrs, addr)
}
}
return params.StringsResult{
Result: addrs,
}, nil
}
// CharmArchiveURLs returns the URLS for the charm archive
// (bundle) data for each charm url in the given parameters.
func (u *UniterAPIV3) CharmArchiveURLs(args params.CharmURLs) (params.StringsResults, error) {
apiHostPorts, err := u.st.APIHostPorts()
if err != nil {
return params.StringsResults{}, err
}
modelUUID := u.st.ModelUUID()
result := params.StringsResults{
Results: make([]params.StringsResult, len(args.URLs)),
}
for i, curl := range args.URLs {
if _, err := charm.ParseURL(curl.URL); err != nil {
result.Results[i].Error = common.ServerError(common.ErrPerm)
continue
}
urlPath := "/"
if modelUUID != "" {
urlPath = path.Join(urlPath, "model", modelUUID)
}
urlPath = path.Join(urlPath, "charms")
archiveURLs := make([]string, len(apiHostPorts))
for j, server := range apiHostPorts {
archiveURL := &url.URL{
Scheme: "https",
Host: network.SelectInternalHostPort(server, false),
Path: urlPath,
}
q := archiveURL.Query()
q.Set("url", curl.URL)
q.Set("file", "*")
archiveURL.RawQuery = q.Encode()
archiveURLs[j] = archiveURL.String()
}
result.Results[i].Result = archiveURLs
}
return result, nil
}
// SelectPeerHostPort returns the HostPort to use as the
// mongo replica set peer by selecting it from the given hostPorts.
func SelectPeerHostPort(hostPorts []network.HostPort) string {
return network.SelectInternalHostPort(hostPorts, false)
}