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ConfigClientProperties.java
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ConfigClientProperties.java
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/*
* Copyright 2013-2014 the original author or authors.
*
* 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
*
* https://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 org.springframework.cloud.config.client;
import java.net.MalformedURLException;
import java.net.URL;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.core.env.Environment;
import org.springframework.util.StringUtils;
import org.springframework.web.util.UriComponentsBuilder;
/**
* @author Dave Syer
*
*/
@ConfigurationProperties(ConfigClientProperties.PREFIX)
public class ConfigClientProperties {
public static final String PREFIX = "spring.cloud.config";
public static final String TOKEN_HEADER = "X-Config-Token";
public static final String STATE_HEADER = "X-Config-State";
/**
* Flag to say that remote configuration is enabled. Default true;
*/
private boolean enabled = true;
/**
* The default profile to use when fetching remote configuration (comma-separated).
* Default is "default".
*/
private String profile = "default";
/**
* Name of application used to fetch remote properties.
*/
@Value("${spring.application.name:application}")
private String name;
/**
* The label name to use to pull remote configuration properties. The default is set
* on the server (generally "master" for a git based server).
*/
private String label;
/**
* The username to use (HTTP Basic) when contacting the remote server.
*/
private String username;
/**
* The password to use (HTTP Basic) when contacting the remote server.
*/
private String password;
/**
* The URI of the remote server (default http://localhost:8888).
*/
private String uri = "http://localhost:8888";
/**
* Discovery properties.
*/
private Discovery discovery = new Discovery();
/**
* Flag to indicate that failure to connect to the server is fatal (default false).
*/
private boolean failFast = false;
/**
* Security Token passed thru to underlying environment repository.
*/
private String token;
/**
* Authorization token used by the client to connect to the server.
*/
private String authorization;
private ConfigClientProperties() {
}
public ConfigClientProperties(Environment environment) {
String[] profiles = environment.getActiveProfiles();
if (profiles.length == 0) {
profiles = environment.getDefaultProfiles();
}
this.setProfile(StringUtils.arrayToCommaDelimitedString(profiles));
}
public boolean isEnabled() {
return this.enabled;
}
public void setEnabled(boolean enabled) {
this.enabled = enabled;
}
public String getRawUri() {
return extractCredentials()[2];
}
public String getUri() {
return this.uri;
}
public void setUri(String url) {
this.uri = url;
}
public String getName() {
return this.name;
}
public void setName(String name) {
this.name = name;
}
public String getProfile() {
return this.profile;
}
public void setProfile(String env) {
this.profile = env;
}
public String getLabel() {
return this.label;
}
public void setLabel(String label) {
this.label = label;
}
public String getUsername() {
return extractCredentials()[0];
}
public void setUsername(String username) {
this.username = username;
}
public String getPassword() {
return extractCredentials()[1];
}
public void setPassword(String password) {
this.password = password;
}
public Discovery getDiscovery() {
return this.discovery;
}
public void setDiscovery(Discovery discovery) {
this.discovery = discovery;
}
public boolean isFailFast() {
return this.failFast;
}
public void setFailFast(boolean failFast) {
this.failFast = failFast;
}
public String getToken() {
return this.token;
}
public void setToken(String token) {
this.token = token;
}
public String getAuthorization() {
return this.authorization;
}
public void setAuthorization(String authorization) {
this.authorization = authorization;
}
private String[] extractCredentials() {
String[] result = new String[3];
String uri = this.uri;
result[2] = uri;
String[] creds = getUsernamePassword();
result[0] = creds[0];
result[1] = creds[1];
try {
URL url = new URL(uri);
String userInfo = url.getUserInfo();
if (StringUtils.isEmpty(userInfo) || ":".equals(userInfo)) {
return result;
}
String bare = UriComponentsBuilder.fromHttpUrl(uri).userInfo(null).build()
.toUriString();
result[2] = bare;
if (!userInfo.contains(":")) {
userInfo = userInfo + ":";
}
String[] split = userInfo.split(":");
result[0] = split[0];
result[1] = split[1];
if (creds[1] != null) {
// Explicit username / password takes precedence
result[1] = creds[1];
if ("user".equals(creds[0])) {
// But the username can be overridden
result[0] = split[0];
}
}
return result;
}
catch (MalformedURLException e) {
throw new IllegalStateException("Invalid URL: " + uri);
}
}
private String[] getUsernamePassword() {
if (StringUtils.hasText(this.password)) {
return new String[] {
StringUtils.hasText(this.username) ? this.username.trim() : "user",
this.password.trim() };
}
return new String[2];
}
public static class Discovery {
public static final String DEFAULT_CONFIG_SERVER = "configserver";
/**
* Flag to indicate that config server discovery is enabled (config server URL will be
* looked up via discovery).
*/
private boolean enabled;
/**
* Service id to locate config server.
*/
private String serviceId = DEFAULT_CONFIG_SERVER;
public boolean isEnabled() {
return this.enabled;
}
public void setEnabled(boolean enabled) {
this.enabled = enabled;
}
public String getServiceId() {
return this.serviceId;
}
public void setServiceId(String serviceId) {
this.serviceId = serviceId;
}
}
public ConfigClientProperties override(
org.springframework.core.env.Environment environment) {
ConfigClientProperties override = new ConfigClientProperties();
BeanUtils.copyProperties(this, override);
override.setName(
environment.resolvePlaceholders("${" + ConfigClientProperties.PREFIX
+ ".name:${spring.application.name:application}}"));
if (environment.containsProperty(ConfigClientProperties.PREFIX + ".profile")) {
override.setProfile(
environment.getProperty(ConfigClientProperties.PREFIX + ".profile"));
}
if (environment.containsProperty(ConfigClientProperties.PREFIX + ".label")) {
override.setLabel(
environment.getProperty(ConfigClientProperties.PREFIX + ".label"));
}
return override;
}
@Override
public String toString() {
return "ConfigClientProperties [enabled=" + this.enabled + ", profile="
+ this.profile + ", name=" + this.name + ", label="
+ (this.label == null ? "" : this.label) + ", username=" + this.username
+ ", password=" + this.password + ", uri=" + this.uri
+ ", authorization=" + this.authorization
+ ", discovery.enabled=" + this.discovery.enabled + ", failFast="
+ this.failFast + ", token=" + this.token + "]";
}
}