ReportingServicesProxyServlet.java
6.28 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
/*
* Decompiled with CFR 0_118.
*
* Could not load the following classes:
* javax.servlet.ServletException
* javax.servlet.ServletOutputStream
* org.apache.commons.io.IOUtils
* org.apache.felix.scr.annotations.Activate
* org.apache.felix.scr.annotations.Property
* org.apache.felix.scr.annotations.Reference
* org.apache.felix.scr.annotations.sling.SlingServlet
* org.apache.http.HttpEntity
* org.apache.http.HttpResponse
* org.apache.http.StatusLine
* org.apache.http.client.HttpClient
* org.apache.http.client.methods.CloseableHttpResponse
* org.apache.http.client.methods.HttpGet
* org.apache.http.client.methods.HttpUriRequest
* org.apache.http.client.utils.HttpClientUtils
* org.apache.http.client.utils.URIBuilder
* org.apache.http.impl.client.CloseableHttpClient
* org.apache.http.impl.client.HttpClientBuilder
* org.apache.http.osgi.services.HttpClientBuilderFactory
* org.apache.sling.api.SlingHttpServletRequest
* org.apache.sling.api.SlingHttpServletResponse
* org.apache.sling.api.servlets.SlingSafeMethodsServlet
* org.apache.sling.commons.osgi.PropertiesUtil
* org.osgi.service.component.ComponentContext
* org.slf4j.Logger
* org.slf4j.LoggerFactory
*/
package com.adobe.cq.contentinsight.impl.servlets;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.Dictionary;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.servlet.ServletException;
import javax.servlet.ServletOutputStream;
import org.apache.commons.io.IOUtils;
import org.apache.felix.scr.annotations.Activate;
import org.apache.felix.scr.annotations.Property;
import org.apache.felix.scr.annotations.Reference;
import org.apache.felix.scr.annotations.sling.SlingServlet;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.StatusLine;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpUriRequest;
import org.apache.http.client.utils.HttpClientUtils;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.osgi.services.HttpClientBuilderFactory;
import org.apache.sling.api.SlingHttpServletRequest;
import org.apache.sling.api.SlingHttpServletResponse;
import org.apache.sling.api.servlets.SlingSafeMethodsServlet;
import org.apache.sling.commons.osgi.PropertiesUtil;
import org.osgi.service.component.ComponentContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@SlingServlet(generateComponent=1, metatype=1, resourceTypes={"cq/contentinsight/proxy"}, extensions={"json"}, selectors={"reportingservices"}, methods={"GET"}, label="Reporting Services API proxy servlet", description="Proxy servlet for Reporting Services API")
public class ReportingServicesProxyServlet
extends SlingSafeMethodsServlet {
private static final String DEFAULT_API_OMNITURE_URL = ".*/api[0-9]*.omniture.com/.*";
@Property(name="reportingservices.proxy.whitelist", label="Whitelist", description="Allowed destinations for the reporting services proxy servlet", cardinality=Integer.MAX_VALUE, value={".*/api[0-9]*.omniture.com/.*"})
private String[] whiteList = new String[]{".*/api[0-9]*.omniture.com/.*"};
@Reference
private HttpClientBuilderFactory clientBuilderFactory;
private static final long serialVersionUID = 7044811756109092040L;
private static final Logger LOG = LoggerFactory.getLogger(ReportingServicesProxyServlet.class);
/*
* WARNING - Removed try catching itself - possible behaviour change.
*/
protected void doGet(SlingHttpServletRequest request, SlingHttpServletResponse response) throws ServletException, IOException {
String url = request.getParameter("url");
String query = request.getParameter("q");
if (url == null || query == null) {
response.setStatus(400);
return;
}
if (!this.isUrlAllowed(url)) {
LOG.warn("Received url " + url + " not whitelisted!");
return;
}
CloseableHttpClient httpClient = this.clientBuilderFactory.newBuilder().build();
try {
URIBuilder uriBuilder = new URIBuilder(url);
uriBuilder.addParameter("q", query);
HttpGet get = new HttpGet(uriBuilder.build());
get.setHeader("x-adobe-rs-auth", request.getHeader("x-adobe-rs-auth"));
CloseableHttpResponse getResponse = null;
try {
getResponse = httpClient.execute((HttpUriRequest)get);
int status = getResponse.getStatusLine().getStatusCode();
IOUtils.copy((InputStream)getResponse.getEntity().getContent(), (OutputStream)response.getOutputStream());
response.setStatus(status);
}
finally {
HttpClientUtils.closeQuietly((HttpResponse)getResponse);
}
}
catch (URISyntaxException e) {
LOG.error("Invalid URL: " + url, (Throwable)e);
}
finally {
HttpClientUtils.closeQuietly((HttpClient)httpClient);
}
}
private boolean isUrlAllowed(String url) {
Pattern pattern;
String whitelistedRegex;
boolean isAllowed = false;
String[] arrstring = this.whiteList;
int n = arrstring.length;
for (int i = 0; i < n && !(isAllowed = (pattern = Pattern.compile(whitelistedRegex = arrstring[i])).matcher(url).matches()); ++i) {
}
return isAllowed;
}
@Activate
protected void activate(ComponentContext ctx) {
this.whiteList = PropertiesUtil.toStringArray(ctx.getProperties().get("reportingservices.proxy.whitelist"), (String[])new String[]{".*/api[0-9]*.omniture.com/.*"});
}
protected void bindClientBuilderFactory(HttpClientBuilderFactory httpClientBuilderFactory) {
this.clientBuilderFactory = httpClientBuilderFactory;
}
protected void unbindClientBuilderFactory(HttpClientBuilderFactory httpClientBuilderFactory) {
if (this.clientBuilderFactory == httpClientBuilderFactory) {
this.clientBuilderFactory = null;
}
}
}