forked from apache/cloudstack
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathHttpUtils.java
More file actions
210 lines (191 loc) · 9.12 KB
/
Copy pathHttpUtils.java
File metadata and controls
210 lines (191 loc) · 9.12 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
//
// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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 com.cloud.utils;
import static com.cloud.utils.UriUtils.USER_AGENT;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.LogManager;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.Map;
import com.cloud.utils.net.HttpClientCloudStackUserAgent;
public class HttpUtils {
protected static Logger LOGGER = LogManager.getLogger(HttpUtils.class);
public static final String UTF_8 = "UTF-8";
public static final String RESPONSE_TYPE_JSON = "json";
public static final String RESPONSE_TYPE_XML = "xml";
public static final String JSON_CONTENT_TYPE = "application/json; charset=UTF-8";
public static final String XML_CONTENT_TYPE = "text/xml; charset=UTF-8";
public enum ApiSessionKeySameSite {
Lax, Strict, NoneAndSecure, Null
}
public enum ApiSessionKeyCheckOption {
CookieOrParameter, ParameterOnly, CookieAndParameter
}
public static void addSecurityHeaders(final HttpServletResponse resp) {
if (resp.containsHeader("X-Content-Type-Options")) {
resp.setHeader("X-Content-Type-Options", "nosniff");
}
else {
resp.addHeader("X-Content-Type-Options", "nosniff");
}
if (resp.containsHeader("X-XSS-Protection")) {
resp.setHeader("X-XSS-Protection", "1;mode=block");
}
else {
resp.addHeader("X-XSS-Protection", "1;mode=block");
}
if (resp.containsHeader("content-security-policy")) {
resp.setIntHeader("content-security-policy", 1);
}else {
resp.addIntHeader("content-security-policy", 1);
}
resp.addHeader("content-security-policy","default-src=none");
resp.addHeader("content-security-policy","script-src=self");
resp.addHeader("content-security-policy","connect-src=self");
resp.addHeader("content-security-policy","img-src=self");
resp.addHeader("content-security-policy","style-src=self");
}
public static void writeHttpResponse(final HttpServletResponse resp, final String response,
final Integer responseCode, final String responseType, final String jsonContentType) {
try {
if (RESPONSE_TYPE_JSON.equalsIgnoreCase(responseType)) {
if (jsonContentType != null && !jsonContentType.isEmpty()) {
resp.setContentType(jsonContentType);
} else {
resp.setContentType(JSON_CONTENT_TYPE);
}
} else if (RESPONSE_TYPE_XML.equalsIgnoreCase(responseType)){
resp.setContentType(XML_CONTENT_TYPE);
}
if (responseCode != null) {
resp.setStatus(responseCode);
}
addSecurityHeaders(resp);
resp.getWriter().print(response);
} catch (final IOException ioex) {
if (LOGGER.isTraceEnabled()) {
LOGGER.trace("Exception writing http response: " + ioex);
}
} catch (final Exception ex) {
if (!(ex instanceof IllegalStateException)) {
LOGGER.error("Unknown exception writing http response", ex);
}
}
}
public static String findCookie(final Cookie[] cookies, final String key) {
if (cookies == null || key == null || key.isEmpty()) {
return null;
}
for (Cookie cookie: cookies) {
if (cookie != null && cookie.getName().equals(key)) {
return cookie.getValue();
}
}
return null;
}
public static boolean validateSessionKey(final HttpSession session, final Map<String, Object[]> params, final Cookie[] cookies, final String sessionKeyString, final ApiSessionKeyCheckOption apiSessionKeyCheckLocations) {
if (session == null || sessionKeyString == null) {
return false;
}
final String jsessionidFromCookie = HttpUtils.findCookie(cookies, "JSESSIONID");
if (jsessionidFromCookie != null
&& !(jsessionidFromCookie.equals(session.getId()) || jsessionidFromCookie.startsWith(session.getId() + '.'))) {
LOGGER.error("JSESSIONID from cookie is invalid.");
return false;
}
final String sessionKey = (String) session.getAttribute(sessionKeyString);
if (sessionKey == null) {
LOGGER.error("sessionkey attribute of the session is null.");
return false;
}
final String sessionKeyFromCookie = HttpUtils.findCookie(cookies, sessionKeyString);
boolean isSessionKeyFromCookieValid = sessionKeyFromCookie != null && sessionKey.equals(sessionKeyFromCookie);
String[] sessionKeyFromParams = null;
if (params != null) {
sessionKeyFromParams = (String[]) params.get(sessionKeyString);
}
boolean isSessionKeyFromParamsValid = sessionKeyFromParams != null && sessionKey.equals(sessionKeyFromParams[0]);
switch (apiSessionKeyCheckLocations) {
case CookieOrParameter:
return (sessionKeyFromCookie != null || sessionKeyFromParams != null)
&& (sessionKeyFromCookie == null || isSessionKeyFromCookieValid)
&& (sessionKeyFromParams == null || isSessionKeyFromParamsValid);
case ParameterOnly:
return sessionKeyFromParams != null && isSessionKeyFromParamsValid
&& (sessionKeyFromCookie == null || isSessionKeyFromCookieValid);
case CookieAndParameter:
default:
return sessionKeyFromCookie != null && isSessionKeyFromCookieValid
&& sessionKeyFromParams != null && isSessionKeyFromParamsValid;
}
}
public static boolean downloadFileWithProgress(final String fileURL, final String savePath, final Logger logger) {
HttpURLConnection httpConn = null;
try {
URL url = new URL(fileURL);
httpConn = (HttpURLConnection) url.openConnection();
httpConn.setRequestProperty(USER_AGENT, HttpClientCloudStackUserAgent.CLOUDSTACK_USER_AGENT);
int responseCode = httpConn.getResponseCode();
if (responseCode == HttpURLConnection.HTTP_OK) {
int contentLength = httpConn.getContentLength();
if (contentLength < 0) {
logger.warn("Content length not provided for {}, progress updates may not be accurate",
fileURL);
}
try (InputStream inputStream = httpConn.getInputStream();
FileOutputStream outputStream = new FileOutputStream(savePath)) {
byte[] buffer = new byte[4096];
int bytesRead;
int downloaded = 0;
int lastReportedPercent = 0;
while ((bytesRead = inputStream.read(buffer)) != -1) {
outputStream.write(buffer, 0, bytesRead);
downloaded += bytesRead;
if (contentLength > 0) {
int percentDownloaded = (int) ((downloaded / (double) contentLength) * 100);
// Update every 5 percent or on completion
if (percentDownloaded - lastReportedPercent >= 5 || percentDownloaded == 100) {
logger.debug("Downloaded {}% from {}", percentDownloaded, fileURL);
lastReportedPercent = percentDownloaded;
}
}
}
}
logger.info("File {} downloaded successfully using {}.", fileURL, savePath);
} else {
logger.error("No file to download {}. Server replied with code: {}", fileURL, responseCode);
return false;
}
} catch (IOException ex) {
logger.error("Failed to download {} due to: {}", fileURL, ex.getMessage(), ex);
return false;
} finally {
if (httpConn != null) {
httpConn.disconnect();
}
}
return true;
}
}