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root/repos/HostUpdate/HostUpdate.cpp

Comparing HostUpdate/HostUpdate.cpp (file contents):
Revision 3 by Douglas Thrift, 2003-11-05T18:37:16-08:00 vs.
Revision 907 by douglas, 2007-04-29T11:27:53-07:00

#	Line 5 | Line 5
5		// $Id$
6
7		#include "HostUpdate.hpp"
8	+	#include "Host.hpp"
9	+
10	+	#ifndef _WIN32
11	+
12	+	#include <resolv.h>
13	+
14	+	#else
15	+
16	+	#include <windows.h>
17	+
18	+	#endif
19
20		int main(int argc, char* argv[])
21		{
22	+	#ifndef _WIN32
23	+	::res_init();
24	+
25	+	for (short index(0); index < MAXNS; ++index)
26	+	if (index + 1 < MAXNS)
27	+	::memcpy(&_res.nsaddr_list[index].sin_addr, &_res.nsaddr_list[index + 1].sin_addr, sizeof(in_addr_t));
28	+	else
29	+	::memset(&_res.nsaddr_list[index].sin_addr, 0, sizeof(in_addr_t));
30	+
31	+	::umask(0111);
32	+	#endif
33	+
34		HostUpdate update;
35
36		return 0;
37		}
38
39	<	HostUpdate::HostUpdate()
39	>	HostUpdate::HostUpdate() : host(false), name(false), address(false), platform(false), since(false)
40		{
41	<	CgiEnvironment env = cgi.getEnvironment();
41	>	{
42	>	struct ::stat hosts;
43	>
44	>	if (::stat("hosts", &hosts) != 0)
45	>	::mkdir("hosts");
46	>	}
47	>
48	>	std::string agent = sgetenv("HTTP_USER_AGENT");
49	>	std::string method = sgetenv("REQUEST_METHOD");
50	>
51	>	parse(method);
52	>	mode();
53	>
54	>	if (agent.find("Host Update/") == 0 && method == "POST" && agent.find(" (")  != std::string::npos && agent.find(") libwww-perl/") != std::string::npos)
55	>	update(agent);
56	>	else if (agent.find("Host Update Sharp/") == 0 && method == "POST" && agent.find(" (") != std::string::npos && agent.find(')') != std::string::npos)
57	>	update(agent);
58	>	else
59	>	display();
60	>	}
61	>
62	>	void HostUpdate::parse(const std::string& method)
63	>	{
64	>	std::string query;
65	>
66	>	if (method == "POST")
67	>	std::getline(std::cin, query);
68	>	else
69	>	query = sgetenv("QUERY_STRING");
70	>
71	>	if (query.empty())
72	>	return;
73	>
74	>	std::istringstream input(query);
75	>
76	>	do
77	>	{
78	>	std::string name, value;
79
80	<	cout << "Location: " << (env.usingHTTPS() ? "https" : "http") << "://"
81	<	<< env.getServerName() << ":" << env.getServerPort() << "/\n\n";
80	>	std::getline(input, name, '=');
81	>	std::getline(input, value, '&');
82
83	<	form_iterator itor = cgi["host"];
84	<	FormEntry host = *itor;
83	>	cgi.insert(std::pair<std::string, std::string>(name, value));
84	>	}
85	>	while (input.good());
86		}
87
88	<	HostUpdate::~HostUpdate()
88	>	void HostUpdate::mode()
89		{
90	+	for (std::multimap<std::string, std::string>::iterator itor(cgi.find("mode")); itor != cgi.upper_bound("mode") && itor != cgi.end(); itor++)
91	+	{
92	+	std::string mode(itor->second);
93	+
94	+	for (std::string::iterator itor(mode.begin()); itor != mode.end(); itor++)
95	+	{
96	+	char mode(*itor);
97	+
98	+	switch (mode)
99	+	{
100	+	case 'h':
101	+	if (!host)
102	+	host = true;
103	+
104	+	break;
105	+	case 'n':
106	+	if (!name)
107	+	name = true;
108	+
109	+	break;
110	+	case 'a':
111	+	if (!address)
112	+	address = true;
113	+
114	+	break;
115	+	case 'p':
116	+	if (!platform)
117	+	platform = true;
118	+
119	+	break;
120	+	case 's':
121	+	if (!since)
122	+	since = true;
123	+
124	+	break;
125	+	}
126	+	}
127	+	}
128	+
129	+	if (!host && !name && !address && !platform && !since)
130	+	host = true, name = true, address = true, platform = true, since = true;
131	+	}
132	+
133	+	void HostUpdate::update(const std::string& agent)
134	+	{
135	+	std::cout << "Content-Type: text/plain\n\n";
136	+
137	+	std::multimap<std::string, std::string>::iterator itor = cgi.find("host");
138	+
139	+	if (itor == cgi.end())
140	+	return;
141	+
142	+	if (itor->second.empty())
143	+	return;
144	+
145	+	std::string host(itor->second), name(sgetenv("REMOTE_HOST")), address(sgetenv("REMOTE_ADDR"));
146	+
147	+	std::string::size_type begin(agent.find('(') + 1), end(agent.rfind(')'));
148	+
149	+	if (begin >= end)
150	+	return;
151	+
152	+	std::string platform(agent.substr(begin, end - begin));
153	+
154	+	Host client(host, name, address, platform), saved(host);
155	+
156	+	if (client != ++saved)
157	+	client--;
158	+
159	+	display(client);
160	+	}
161	+
162	+	void HostUpdate::display()
163	+	{
164	+	std::cout << "Content-Type: text/plain\n\n";
165	+
166	+	{
167	+	bool request(false);
168	+
169	+	for (std::multimap<std::string, std::string>::iterator itor(cgi.find("host")); itor != cgi.upper_bound("host") && itor != cgi.end(); itor++)
170	+	{
171	+	if (!itor->second.empty())
172	+	{
173	+	Host host(itor->second);
174	+
175	+	display(++host);
176	+
177	+	if (!request)
178	+	request = true;
179	+	}
180	+	}
181	+
182	+	if (request)
183	+	return;
184	+	}
185	+
186	+	std::set<Host> hosts;
187	+
188	+	#ifndef _WIN32
189	+	DIR* ::dir(opendir("hosts"));
190	+	struct ::dirent* ent;
191	+
192	+	while ((ent = ::readdir(dir)) != NULL)
193	+	{
194	+	std::string file(ent->d_name);
195	+
196	+	if (file.empty() || file[0] == '.')
197	+	continue;
198	+
199	+	Host host(file);
200	+
201	+	hosts.insert(++host);
202	+	}
203	+
204	+	::closedir(dir);
205	+	#else
206	+	WIN32_FIND_DATA found;
207	+	HANDLE find(::FindFirstFile("hosts\\*", &found));
208	+
209	+	do
210	+	{
211	+	std::string file(found.cFileName);
212	+
213	+	if (file.empty() || file[0] == '.')
214	+	continue;
215	+
216	+	Host host(file);
217	+
218	+	hosts.insert(++host);
219	+	}
220	+	while (::FindNextFile(find, &found) != 0);
221	+
222	+	::FindClose(find);
223	+	#endif
224	+
225	+	for (std::set<Host>::iterator itor(hosts.begin()); itor != hosts.end(); itor++)
226	+	display(*itor);
227	+	}
228	+
229	+	void HostUpdate::display(const Host& host)
230	+	{
231	+	if (this->host)
232	+	std::cout << "host=" << host.getHost() << '\n';
233	+
234	+	if (name)
235	+	std::cout << "name=" << host.getName() << '\n';
236	+
237	+	if (address)
238	+	std::cout << "address=" << host.getAddress() << '\n';
239	+
240	+	if (platform)
241	+	std::cout << "platform=" << host.getPlatform() << '\n';
242	+
243	+	std::string name(std::string("hosts") + slash + host.getHost());
244	+	struct ::stat file;
245	+
246	+	if (since && ::stat(name.c_str(), &file) == 0)
247	+	{
248	+	char since[20];
249	+
250	+	::strftime(since, 20, "%m/%d/%Y %H:%M:%S", ::gmtime(&file.st_mtime));
251	+
252	+	std::cout << "since=" << since << " GMT\n";
253	+	}
254	+	else if (since)
255	+	{
256	+	char since[20];
257	+	time_t now(::time(NULL));
258	+
259	+	::strftime(since, 20, "%m/%d/%Y %H:%M:%S", ::gmtime(&now));
260	+
261	+	std::cout << "since=" << since << " GMT\n";
262	+	}
263		}

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