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minio/cmd/server-startup-utils.go

73 lines
1.9 KiB

/*
* Minio Cloud Storage, (C) 2016, 2017 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package cmd
import (
"fmt"
"net"
"net/http"
)
// getListenIPs - gets all the ips to listen on.
func getListenIPs(serverAddr string) (hosts []string, port string, err error) {
var host string
host, port, err = net.SplitHostPort(serverAddr)
if err != nil {
return nil, port, fmt.Errorf("Unable to parse host address %s", err)
}
if host == "" {
var ipv4s []net.IP
ipv4s, err = getInterfaceIPv4s()
if err != nil {
return nil, port, fmt.Errorf("Unable reverse sort ips from hosts %s", err)
}
for _, ip := range ipv4s {
hosts = append(hosts, ip.String())
}
return hosts, port, nil
} // if host != "" {
// Proceed to append itself, since user requested a specific endpoint.
hosts = append(hosts, host)
// Success.
return hosts, port, nil
}
// Finalizes the API endpoints based on the host list and port.
func finalizeAPIEndpoints(apiServer *http.Server) (endPoints []string, err error) {
// Verify current scheme.
scheme := httpScheme
if globalIsSSL {
scheme = httpsScheme
}
// Get list of listen ips and port.
hosts, port, err1 := getListenIPs(apiServer.Addr)
if err1 != nil {
return nil, err1
}
// Construct proper endpoints.
for _, host := range hosts {
endPoints = append(endPoints, fmt.Sprintf("%s://%s:%s", scheme, host, port))
}
// Success.
return endPoints, nil
}