1 | /*--------------------------------*-C-*---------------------------------* |
1 | /*----------------------------------------------------------------------* |
2 | * File: rxvtd.C |
2 | * File: rxvtd.C |
3 | *----------------------------------------------------------------------* |
3 | *----------------------------------------------------------------------* |
4 | * |
4 | * |
5 | * All portions of code are copyright by their respective author/s. |
5 | * All portions of code are copyright by their respective author/s. |
6 | * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> |
6 | * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com> |
7 | * |
7 | * |
8 | * This program is free software; you can redistribute it and/or modify |
8 | * This program is free software; you can redistribute it and/or modify |
9 | * it under the terms of the GNU General Public License as published by |
9 | * it under the terms of the GNU General Public License as published by |
10 | * the Free Software Foundation; either version 2 of the License, or |
10 | * the Free Software Foundation; either version 2 of the License, or |
11 | * (at your option) any later version. |
11 | * (at your option) any later version. |
… | |
… | |
36 | #include <cerrno> |
36 | #include <cerrno> |
37 | |
37 | |
38 | #include "rxvt.h" |
38 | #include "rxvt.h" |
39 | #include "rxvtdaemon.h" |
39 | #include "rxvtdaemon.h" |
40 | #include "libptytty.h" |
40 | #include "libptytty.h" |
41 | #include "iom.h" |
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|
42 | |
41 | |
43 | struct server : rxvt_connection { |
42 | struct server : rxvt_connection { |
44 | log_callback log_cb; |
43 | log_callback log_cb; |
45 | getfd_callback getfd_cb; |
44 | getfd_callback getfd_cb; |
46 | |
45 | |
47 | void read_cb (io_watcher &w, short revents); io_watcher read_ev; |
46 | void read_cb (ev::io &w, int revents); ev::io read_ev; |
48 | void log_msg (const char *msg); |
47 | void log_msg (const char *msg); |
49 | int getfd (int remote_fd); |
48 | int getfd (int remote_fd); |
50 | |
49 | |
51 | server (int fd) |
50 | server (int fd) |
52 | : read_ev (this, &server::read_cb), |
51 | : read_ev (this, &server::read_cb), |
53 | log_cb (this, &server::log_msg), |
52 | log_cb (this, &server::log_msg), |
54 | getfd_cb (this, &server::getfd) |
53 | getfd_cb (this, &server::getfd) |
55 | { |
54 | { |
56 | this->fd = fd; |
55 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
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|
56 | fcntl (fd, F_SETFL, 0); |
57 | read_ev.start (fd, EVENT_READ); |
57 | read_ev.start (fd, ev::READ); |
58 | } |
58 | } |
59 | |
59 | |
60 | void err (const char *format = 0, ...); |
60 | void err (const char *format = 0, ...); |
61 | }; |
61 | }; |
62 | |
62 | |
63 | struct unix_listener { |
63 | struct unix_listener { |
64 | int fd; |
64 | int fd; |
65 | |
65 | |
66 | void accept_cb (io_watcher &w, short revents); io_watcher accept_ev; |
66 | void accept_cb (ev::io &w, int revents); ev::io accept_ev; |
67 | |
67 | |
68 | unix_listener (const char *sockname); |
68 | unix_listener (const char *sockname); |
69 | }; |
69 | }; |
70 | |
70 | |
71 | unix_listener::unix_listener (const char *sockname) |
71 | unix_listener::unix_listener (const char *sockname) |
72 | : accept_ev (this, &unix_listener::accept_cb) |
72 | : accept_ev (this, &unix_listener::accept_cb) |
73 | { |
73 | { |
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|
74 | sockaddr_un sa; |
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|
75 | |
|
|
76 | if (strlen (sockname) >= sizeof(sa.sun_path)) |
|
|
77 | { |
|
|
78 | fputs ("socket name too long, aborting.\n", stderr); |
|
|
79 | exit (EXIT_FAILURE); |
|
|
80 | } |
|
|
81 | |
74 | if ((fd = socket (AF_UNIX, SOCK_STREAM, 0)) < 0) |
82 | if ((fd = socket (AF_UNIX, SOCK_STREAM, 0)) < 0) |
75 | { |
83 | { |
76 | perror ("unable to create listening socket"); |
84 | perror ("unable to create listening socket"); |
77 | exit (EXIT_FAILURE); |
85 | exit (EXIT_FAILURE); |
78 | } |
86 | } |
79 | |
87 | |
80 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
88 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
81 | |
89 | fcntl (fd, F_SETFL, O_NONBLOCK); |
82 | sockaddr_un sa; |
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|
83 | |
90 | |
84 | sa.sun_family = AF_UNIX; |
91 | sa.sun_family = AF_UNIX; |
85 | strcpy (sa.sun_path, sockname); |
92 | strcpy (sa.sun_path, sockname); |
86 | |
93 | |
87 | unlink (rxvt_connection::unix_sockname ()); |
94 | unlink (rxvt_connection::unix_sockname ()); |
… | |
… | |
100 | { |
107 | { |
101 | perror ("unable to listen on socket"); |
108 | perror ("unable to listen on socket"); |
102 | exit (EXIT_FAILURE); |
109 | exit (EXIT_FAILURE); |
103 | } |
110 | } |
104 | |
111 | |
105 | accept_ev.start (fd, EVENT_READ); |
112 | accept_ev.start (fd, ev::READ); |
106 | } |
113 | } |
107 | |
114 | |
108 | void unix_listener::accept_cb (io_watcher &w, short revents) |
115 | void unix_listener::accept_cb (ev::io &w, int revents) |
109 | { |
116 | { |
110 | int fd2 = accept (fd, 0, 0); |
117 | int fd2 = accept (fd, 0, 0); |
111 | |
118 | |
112 | if (fd2 >= 0) |
119 | if (fd2 >= 0) |
113 | { |
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|
114 | fcntl (fd2, F_SETFD, FD_CLOEXEC); |
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|
115 | new server (fd2); |
120 | new server (fd2); |
116 | } |
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|
117 | } |
121 | } |
118 | |
122 | |
119 | int server::getfd (int remote_fd) |
123 | int server::getfd (int remote_fd) |
120 | { |
124 | { |
121 | send ("GETFD"); |
125 | send ("GETFD"); |
… | |
… | |
137 | va_list ap; |
141 | va_list ap; |
138 | va_start (ap, format); |
142 | va_start (ap, format); |
139 | vsnprintf (err, 1024, format, ap); |
143 | vsnprintf (err, 1024, format, ap); |
140 | va_end (ap); |
144 | va_end (ap); |
141 | |
145 | |
142 | send ("MSG"), send (err); |
146 | log_msg (err); |
143 | } |
147 | } |
144 | |
148 | |
145 | send ("END", 0); |
149 | send ("END"), send (0); |
146 | close (fd); |
150 | close (fd); |
147 | delete this; |
151 | delete this; |
148 | } |
152 | } |
149 | |
153 | |
150 | void server::read_cb (io_watcher &w, short revents) |
154 | void server::read_cb (ev::io &w, int revents) |
151 | { |
155 | { |
152 | auto_str tok; |
156 | auto_str tok; |
153 | |
157 | |
154 | if (recv (tok)) |
158 | if (recv (tok)) |
155 | { |
159 | { |
156 | if (!strcmp (tok, "NEW")) |
160 | if (!strcmp (tok, "NEW")) |
157 | { |
161 | { |
158 | stringvec *argv = new stringvec; |
162 | stringvec *argv = new stringvec; |
159 | stringvec *envv = new stringvec; |
163 | stringvec *envv = new stringvec; |
160 | |
164 | |
161 | for (;;) |
165 | for (;;) |
162 | { |
166 | { |
163 | if (!recv (tok)) |
167 | if (!recv (tok)) |
164 | return err (); |
168 | return err (); |
165 | |
169 | |
… | |
… | |
168 | else if (!strcmp (tok, "ENV") && recv (tok)) |
172 | else if (!strcmp (tok, "ENV") && recv (tok)) |
169 | envv->push_back (strdup (tok)); |
173 | envv->push_back (strdup (tok)); |
170 | else if (!strcmp (tok, "CWD") && recv (tok)) |
174 | else if (!strcmp (tok, "CWD") && recv (tok)) |
171 | { |
175 | { |
172 | if (chdir (tok)) |
176 | if (chdir (tok)) |
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|
177 | { |
|
|
178 | delete envv; |
|
|
179 | delete argv; |
173 | err ("unable to change to working directory to '%s': %s", |
180 | return err ("unable to change to working directory to '%s', aborting: %s.\n", |
174 | (char *)tok, strerror (errno)); |
181 | (char *)tok, strerror (errno)); |
|
|
182 | } |
175 | } |
183 | } |
176 | else if (!strcmp (tok, "ARG") && recv (tok)) |
184 | else if (!strcmp (tok, "ARG") && recv (tok)) |
177 | argv->push_back (strdup (tok)); |
185 | argv->push_back (strdup (tok)); |
178 | else |
186 | else |
179 | return err ("protocol error: unexpected NEW token"); |
187 | return err ("protocol error: unexpected NEW token.\n"); |
180 | } |
188 | } |
181 | |
189 | |
182 | envv->push_back (0); |
190 | envv->push_back (0); |
183 | |
191 | |
184 | { |
192 | { |
185 | rxvt_term *term = new rxvt_term; |
193 | rxvt_term *term = new rxvt_term; |
186 | |
194 | |
187 | term->log_hook = &log_cb; |
195 | term->log_hook = &log_cb; |
188 | term->getfd_hook = &getfd_cb; |
196 | term->getfd_hook = &getfd_cb; |
189 | |
197 | |
190 | bool success; |
198 | bool success; |
191 | |
199 | |
192 | try |
200 | try |
193 | { |
201 | { |
194 | success = term->init (argv, envv); |
202 | success = term->init (argv, envv); |
195 | } |
203 | } |
196 | catch (const class rxvt_failure_exception &e) |
204 | catch (const class rxvt_failure_exception &e) |
… | |
… | |
207 | |
215 | |
208 | send ("END"); send (success ? 1 : 0); |
216 | send ("END"); send (success ? 1 : 0); |
209 | } |
217 | } |
210 | } |
218 | } |
211 | else |
219 | else |
212 | return err ("protocol error: request '%s' unsupported.", (char *)tok); |
220 | return err ("protocol error: request '%s' unsupported.\n", (char *)tok); |
213 | } |
221 | } |
214 | else |
222 | else |
215 | return err (); |
223 | return err (); |
216 | } |
224 | } |
217 | |
225 | |
… | |
… | |
234 | { |
242 | { |
235 | rxvt_log ("%s: unknown option '%s', aborting.\n", argv [0], argv [i]); |
243 | rxvt_log ("%s: unknown option '%s', aborting.\n", argv [0], argv [i]); |
236 | return EXIT_FAILURE; |
244 | return EXIT_FAILURE; |
237 | } |
245 | } |
238 | } |
246 | } |
239 | |
247 | |
240 | chdir ("/"); |
248 | chdir ("/"); |
241 | |
249 | |
242 | if (opt_opendisplay) |
250 | if (opt_opendisplay) |
243 | displays.get (getenv ("DISPLAY")); // open display and never release it |
251 | displays.get (getenv ("DISPLAY")); // open display and never release it |
244 | |
252 | |
… | |
… | |
264 | } |
272 | } |
265 | else if (pid > 0) |
273 | else if (pid > 0) |
266 | _exit (EXIT_SUCCESS); |
274 | _exit (EXIT_SUCCESS); |
267 | } |
275 | } |
268 | |
276 | |
269 | io_manager::loop (); |
277 | ev::ev_loop (0); |
270 | |
278 | |
271 | return EXIT_SUCCESS; |
279 | return EXIT_SUCCESS; |
272 | } |
280 | } |
273 | |
281 | |