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authoronefang2019-08-13 07:35:50 +1000
committeronefang2019-08-13 07:35:50 +1000
commit70efa042176d2dd1c49f9f00a6e5b9452bbc9de6 (patch)
treed1219b7ae93e6346ae8400086ff41ffa49f4a7e4
parentGodliness can be in the first name as well. (diff)
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Beef up the web server a bit.
Sanatize the path. Add support for Last-Modified, If-Modified-Since, and Cache-Control: no-cache. Teach the base server about more binary content types.
Diffstat
-rw-r--r--OpenSim/Framework/Servers/HttpServer/BaseHttpServer.cs4
-rw-r--r--OpenSim/Server/Handlers/Web/WebServerConnector.cs37
2 files changed, 41 insertions, 0 deletions
diff --git a/OpenSim/Framework/Servers/HttpServer/BaseHttpServer.cs b/OpenSim/Framework/Servers/HttpServer/BaseHttpServer.cs
index c53c0ce..26694b5 100644
--- a/OpenSim/Framework/Servers/HttpServer/BaseHttpServer.cs
+++ b/OpenSim/Framework/Servers/HttpServer/BaseHttpServer.cs
@@ -1840,6 +1840,10 @@ namespace OpenSim.Framework.Servers.HttpServer
1840 { 1840 {
1841 if (!(contentType.Contains("image") 1841 if (!(contentType.Contains("image")
1842 || contentType.Contains("x-shockwave-flash") 1842 || contentType.Contains("x-shockwave-flash")
1843 || contentType.Contains("application/gzip")
1844 || contentType.Contains("application/pdf")
1845 || contentType.Contains("application/zip")
1846 || contentType.Contains("application/x-xz")
1843 || contentType.Contains("application/x-oar") 1847 || contentType.Contains("application/x-oar")
1844 || contentType.Contains("application/vnd.ll.mesh"))) 1848 || contentType.Contains("application/vnd.ll.mesh")))
1845 { 1849 {
diff --git a/OpenSim/Server/Handlers/Web/WebServerConnector.cs b/OpenSim/Server/Handlers/Web/WebServerConnector.cs
index 2607386..06fd892 100644
--- a/OpenSim/Server/Handlers/Web/WebServerConnector.cs
+++ b/OpenSim/Server/Handlers/Web/WebServerConnector.cs
@@ -91,6 +91,7 @@ namespace OpenSim.Server.Handlers.Web
91 long HGin = m_database.Count("Presence", "UserID NOT IN (SELECT PrincipalID FROM UserAccounts)"); // HGers in world. 91 long HGin = m_database.Count("Presence", "UserID NOT IN (SELECT PrincipalID FROM UserAccounts)"); // HGers in world.
92 long locOut = m_database.Count("hg_traveling_data", "GridExternalName != '" + ssi["uri"] + "'"); // Locals that are HGing. 92 long locOut = m_database.Count("hg_traveling_data", "GridExternalName != '" + ssi["uri"] + "'"); // Locals that are HGing.
93 Hashtable reply = new Hashtable(); 93 Hashtable reply = new Hashtable();
94 Hashtable replyHeaders = new Hashtable();
94 ssi["members"] = m_database.Count("UserAccounts").ToString(); 95 ssi["members"] = m_database.Count("UserAccounts").ToString();
95 ssi["sims"] = m_database.Count("regions").ToString(); 96 ssi["sims"] = m_database.Count("regions").ToString();
96 ssi["inworld"] = (locIn - HGin).ToString(); 97 ssi["inworld"] = (locIn - HGin).ToString();
@@ -107,6 +108,16 @@ namespace OpenSim.Server.Handlers.Web
107 string file = reqpath.Remove(0, 5); 108 string file = reqpath.Remove(0, 5);
108 string path = Path.Combine(Util.webDir(), file); 109 string path = Path.Combine(Util.webDir(), file);
109 110
111 if (! Path.GetFullPath(path).StartsWith(Path.GetFullPath(Util.webDir())))
112 {
113 m_log.ErrorFormat("[WEB SERVICE]: INVALID PATH {0} != {1}", Path.GetFullPath(path), Path.GetFullPath(Util.webDir()));
114 reply["int_response_code"] = 404;
115 reply["content_type"] = "text/html";
116 reply["str_response_string"] = "<html><title>404 Unknown page</title><head></head><body bgcolor=\"black\" text=\"white\" alink=\"red\" link=\"blue\" vlink=\"purple\">" +
117 "404 error, can't find the " + reqpath + " page.<p>&nbsp;</p></body></html>";
118 return reply;
119 }
120
110 m_log.InfoFormat("[WEB SERVICE]: {0} method path {1} type {2} body {3}.", method, reqpath, type, body); 121 m_log.InfoFormat("[WEB SERVICE]: {0} method path {1} type {2} body {3}.", method, reqpath, type, body);
111 foreach (DictionaryEntry h in headers) 122 foreach (DictionaryEntry h in headers)
112 m_log.InfoFormat("[WEB SERVICE]: {0} method path {1} header {2} = {3}", method, reqpath, (string) h.Key, (string) h.Value); 123 m_log.InfoFormat("[WEB SERVICE]: {0} method path {1} header {2} = {3}", method, reqpath, (string) h.Key, (string) h.Value);
@@ -118,12 +129,36 @@ namespace OpenSim.Server.Handlers.Web
118 { 129 {
119 if (File.Exists(path)) 130 if (File.Exists(path))
120 { 131 {
132 DateTime dt = File.GetLastWriteTimeUtc(path);
121 string m = (string) mime[Path.GetExtension(path).ToLower()]; 133 string m = (string) mime[Path.GetExtension(path).ToLower()];
122 reply["content_type"] = m; 134 reply["content_type"] = m;
123 if ((null == m) || ("text/" != m.Substring(0, 5))) 135 if ((null == m) || ("text/" != m.Substring(0, 5)))
136 {
137 string ifdtr = (string) headers["if-modified-since"];
138 if (null != ifdtr)
139 {
140 try
141 {
142 DateTime ifdt = DateTime.Parse(ifdtr, System.Globalization.CultureInfo.InvariantCulture);
143 if (0 >= DateTime.Compare(ifdt, dt))
144 {
145 reply["int_response_code"] = 304;
146 m_log.InfoFormat("[WEB SERVICE]: If-Modified-Since is earliar or equal to Last-Modified, from {0}", path);
147 reply["headers"] = replyHeaders;
148 return reply;
149 }
150 }
151 catch (Exception)
152 {
153 m_log.ErrorFormat("[WEB SERVICE]: Invalid If-Modified-Since header, ignoring it, from {0}", path);
154 }
155 }
156 replyHeaders["Last-Modified"] = dt.ToString("R");
124 reply["bin_response_data"] = File.ReadAllBytes(path); 157 reply["bin_response_data"] = File.ReadAllBytes(path);
158 }
125 else 159 else
126 { 160 {
161 replyHeaders["Cache-Control"] = "no-cache";
127 StreamReader csr = File.OpenText(path); 162 StreamReader csr = File.OpenText(path);
128 string content = csr.ReadToEnd(); 163 string content = csr.ReadToEnd();
129 // Slow and wasteful, but I'm expecting only tiny web files, not accessed very often. 164 // Slow and wasteful, but I'm expecting only tiny web files, not accessed very often.
@@ -169,6 +204,7 @@ namespace OpenSim.Server.Handlers.Web
169 204
170 if ("account.html" == file) 205 if ("account.html" == file)
171 { 206 {
207 replyHeaders["Cache-Control"] = "no-cache";
172 if ("logout" == fields["doit"].ToString()) 208 if ("logout" == fields["doit"].ToString())
173 reply["str_response_string"] = loginPage(null, "Logged out."); 209 reply["str_response_string"] = loginPage(null, "Logged out.");
174 else if ("create" == fields["doit"].ToString()) 210 else if ("create" == fields["doit"].ToString())
@@ -213,6 +249,7 @@ namespace OpenSim.Server.Handlers.Web
213 } 249 }
214 250
215 m_log.Info("[WEB SERVICE]: "); 251 m_log.Info("[WEB SERVICE]: ");
252 reply["headers"] = replyHeaders;
216 return reply; 253 return reply;
217 } 254 }
218 255
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