mirror of https://github.com/minio/minio.git
137 lines
3.5 KiB
Go
137 lines
3.5 KiB
Go
// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package subnet
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import (
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"net/http"
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"net/url"
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"os"
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"strings"
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"sync"
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"github.com/minio/minio/internal/config"
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"github.com/minio/pkg/v2/env"
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xnet "github.com/minio/pkg/v2/net"
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)
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// DefaultKVS - default KV config for subnet settings
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var DefaultKVS = config.KVS{
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config.KV{
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Key: config.License, // Deprecated Dec 2021
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Value: "",
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},
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config.KV{
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Key: config.APIKey,
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Value: "",
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},
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config.KV{
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Key: config.Proxy,
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Value: "",
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},
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}
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// Config represents the subnet related configuration
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type Config struct {
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// The subnet license token - Deprecated Dec 2021
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License string `json:"license"`
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// The subnet api key
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APIKey string `json:"apiKey"`
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// The HTTP(S) proxy URL to use for connecting to SUBNET
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Proxy string `json:"proxy"`
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// Transport configured with proxy_url if set optionally.
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transport http.RoundTripper
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}
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var configLock sync.RWMutex
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// Registered indicates if cluster is registered or not
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func (c *Config) Registered() bool {
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configLock.RLock()
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defer configLock.RUnlock()
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return len(c.APIKey) > 0
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}
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// ApplyEnv - applies the current subnet config to Console UI specific environment variables.
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func (c *Config) ApplyEnv() {
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configLock.RLock()
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defer configLock.RUnlock()
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if c.License != "" {
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os.Setenv("CONSOLE_SUBNET_LICENSE", c.License)
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}
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if c.APIKey != "" {
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os.Setenv("CONSOLE_SUBNET_API_KEY", c.APIKey)
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}
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if c.Proxy != "" {
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os.Setenv("CONSOLE_SUBNET_PROXY", c.Proxy)
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}
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}
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// Update - in-place update with new license and registration information.
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func (c *Config) Update(ncfg Config) {
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configLock.Lock()
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defer configLock.Unlock()
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c.License = ncfg.License
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c.APIKey = ncfg.APIKey
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c.Proxy = ncfg.Proxy
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c.transport = ncfg.transport
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}
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// LookupConfig - lookup config and override with valid environment settings if any.
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func LookupConfig(kvs config.KVS, transport http.RoundTripper) (cfg Config, err error) {
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if err = config.CheckValidKeys(config.SubnetSubSys, kvs, DefaultKVS); err != nil {
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return cfg, err
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}
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var proxyURL *xnet.URL
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proxy := env.Get(config.EnvMinIOSubnetProxy, kvs.Get(config.Proxy))
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if len(proxy) > 0 {
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proxyURL, err = xnet.ParseHTTPURL(proxy)
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if err != nil {
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return cfg, err
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}
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}
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cfg.License = strings.TrimSpace(env.Get(config.EnvMinIOSubnetLicense, kvs.Get(config.License)))
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cfg.APIKey = strings.TrimSpace(env.Get(config.EnvMinIOSubnetAPIKey, kvs.Get(config.APIKey)))
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cfg.Proxy = proxy
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if transport == nil {
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// when transport is nil, it means we are just validating the
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// inputs not performing any network calls.
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return cfg, nil
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}
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// Make sure to clone the transport before editing the ProxyURL
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if proxyURL != nil {
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ctransport := transport.(*http.Transport).Clone()
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ctransport.Proxy = http.ProxyURL((*url.URL)(proxyURL))
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cfg.transport = ctransport
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} else {
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cfg.transport = transport
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}
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return cfg, nil
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}
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