1 ba97b2d7 2024-03-20 stsp /*
  2 ba97b2d7 2024-03-20 stsp  * Copyright (c) 2024 Stefan Sperling <stsp@openbsd.org>
  3 ba97b2d7 2024-03-20 stsp  *
  4 ba97b2d7 2024-03-20 stsp  * Permission to use, copy, modify, and distribute this software for any
  5 ba97b2d7 2024-03-20 stsp  * purpose with or without fee is hereby granted, provided that the above
  6 ba97b2d7 2024-03-20 stsp  * copyright notice and this permission notice appear in all copies.
  7 ba97b2d7 2024-03-20 stsp  *
  8 ba97b2d7 2024-03-20 stsp  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  9 ba97b2d7 2024-03-20 stsp  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 10 ba97b2d7 2024-03-20 stsp  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 11 ba97b2d7 2024-03-20 stsp  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 12 ba97b2d7 2024-03-20 stsp  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 13 ba97b2d7 2024-03-20 stsp  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 14 ba97b2d7 2024-03-20 stsp  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 15 ba97b2d7 2024-03-20 stsp  */
 16 ba97b2d7 2024-03-20 stsp 
 17 ba97b2d7 2024-03-20 stsp #include <sys/types.h>
 18 ba97b2d7 2024-03-20 stsp #include <sys/socket.h>
 19 ba97b2d7 2024-03-20 stsp 
 20 39910b63 2024-03-20 op #include <errno.h>
 21 09486e84 2024-03-21 op #include <poll.h>
 22 ba97b2d7 2024-03-20 stsp #include <stdio.h>
 23 ba97b2d7 2024-03-20 stsp #include <stdlib.h>
 24 ba97b2d7 2024-03-20 stsp #include <string.h>
 25 ba97b2d7 2024-03-20 stsp #include <stdarg.h>
 26 ba97b2d7 2024-03-20 stsp #include <getopt.h>
 27 ba97b2d7 2024-03-20 stsp #include <err.h>
 28 ba97b2d7 2024-03-20 stsp #include <pwd.h>
 29 ba97b2d7 2024-03-20 stsp #include <netdb.h>
 30 ba97b2d7 2024-03-20 stsp #include <time.h>
 31 ba97b2d7 2024-03-20 stsp #include <unistd.h>
 32 ba97b2d7 2024-03-20 stsp 
 33 ba97b2d7 2024-03-20 stsp #include "got_error.h"
 34 ba97b2d7 2024-03-20 stsp 
 35 ba97b2d7 2024-03-20 stsp #include "got_lib_poll.h"
 36 ba97b2d7 2024-03-20 stsp 
 37 09486e84 2024-03-21 op #define SMTP_LINE_MAX	65535
 38 09486e84 2024-03-21 op 
 39 100d3e4b 2024-03-20 op static int smtp_timeout = 60; /* in seconds */
 40 09486e84 2024-03-21 op static char smtp_buf[SMTP_LINE_MAX];
 41 09486e84 2024-03-21 op static size_t smtp_buflen;
 42 ba97b2d7 2024-03-20 stsp 
 43 ba97b2d7 2024-03-20 stsp __dead static void
 44 ba97b2d7 2024-03-20 stsp usage(void)
 45 ba97b2d7 2024-03-20 stsp {
 46 dfa6ae4c 2024-03-20 op 	fprintf(stderr, "usage: %s [-f sender] [-r responder] "
 47 ba97b2d7 2024-03-20 stsp 	    "[-s subject] [-h hostname] [-p port] recipient\n", getprogname());
 48 ba97b2d7 2024-03-20 stsp 	exit(1);
 49 ba97b2d7 2024-03-20 stsp }
 50 ba97b2d7 2024-03-20 stsp 
 51 39910b63 2024-03-20 op static int
 52 39910b63 2024-03-20 op dial(const char *host, const char *port)
 53 39910b63 2024-03-20 op {
 54 39910b63 2024-03-20 op 	struct addrinfo	 hints, *res, *res0;
 55 39910b63 2024-03-20 op 	const char	*cause = NULL;
 56 39910b63 2024-03-20 op 	int		 s, error, save_errno;
 57 39910b63 2024-03-20 op 
 58 39910b63 2024-03-20 op 	memset(&hints, 0, sizeof(hints));
 59 39910b63 2024-03-20 op 	hints.ai_family = AF_UNSPEC;
 60 39910b63 2024-03-20 op 	hints.ai_socktype = SOCK_STREAM;
 61 39910b63 2024-03-20 op 	error = getaddrinfo(host, port, &hints, &res0);
 62 39910b63 2024-03-20 op 	if (error)
 63 39910b63 2024-03-20 op 		errx(1, "failed to resolve %s:%s: %s", host, port,
 64 39910b63 2024-03-20 op 		    gai_strerror(error));
 65 39910b63 2024-03-20 op 
 66 39910b63 2024-03-20 op 	s = -1;
 67 39910b63 2024-03-20 op 	for (res = res0; res; res = res->ai_next) {
 68 39910b63 2024-03-20 op 		s = socket(res->ai_family, res->ai_socktype,
 69 39910b63 2024-03-20 op 		    res->ai_protocol);
 70 39910b63 2024-03-20 op 		if (s == -1) {
 71 39910b63 2024-03-20 op 			cause = "socket";
 72 39910b63 2024-03-20 op 			continue;
 73 39910b63 2024-03-20 op 		}
 74 39910b63 2024-03-20 op 
 75 39910b63 2024-03-20 op 		if (connect(s, res->ai_addr, res->ai_addrlen) == -1) {
 76 39910b63 2024-03-20 op 			cause = "connect";
 77 39910b63 2024-03-20 op 			save_errno = errno;
 78 39910b63 2024-03-20 op 			close(s);
 79 39910b63 2024-03-20 op 			errno = save_errno;
 80 39910b63 2024-03-20 op 			s = -1;
 81 39910b63 2024-03-20 op 			continue;
 82 39910b63 2024-03-20 op 		}
 83 39910b63 2024-03-20 op 
 84 39910b63 2024-03-20 op 		break;
 85 39910b63 2024-03-20 op 	}
 86 39910b63 2024-03-20 op 
 87 39910b63 2024-03-20 op 	freeaddrinfo(res0);
 88 39910b63 2024-03-20 op 	if (s == -1)
 89 39910b63 2024-03-20 op 		err(1, "%s", cause);
 90 39910b63 2024-03-20 op 	return s;
 91 39910b63 2024-03-20 op }
 92 39910b63 2024-03-20 op 
 93 ba97b2d7 2024-03-20 stsp static char *
 94 ba97b2d7 2024-03-20 stsp set_default_fromaddr(void)
 95 ba97b2d7 2024-03-20 stsp {
 96 ba97b2d7 2024-03-20 stsp 	struct passwd *pw = NULL;
 97 ba97b2d7 2024-03-20 stsp 	char *s;
 98 ba97b2d7 2024-03-20 stsp 	char hostname[255];
 99 ba97b2d7 2024-03-20 stsp 
100 ba97b2d7 2024-03-20 stsp 	pw = getpwuid(getuid());
101 ba97b2d7 2024-03-20 stsp 	if (pw == NULL) {
102 ba97b2d7 2024-03-20 stsp 		errx(1, "my UID %d was not found in password database",
103 ba97b2d7 2024-03-20 stsp 		    getuid());
104 ba97b2d7 2024-03-20 stsp 	}
105 ba97b2d7 2024-03-20 stsp 	
106 ba97b2d7 2024-03-20 stsp 	if (gethostname(hostname, sizeof(hostname)) == -1)
107 ba97b2d7 2024-03-20 stsp 		err(1, "gethostname");
108 ba97b2d7 2024-03-20 stsp 
109 ba97b2d7 2024-03-20 stsp 	if (asprintf(&s, "%s@%s", pw->pw_name, hostname) == -1)
110 ba97b2d7 2024-03-20 stsp 		err(1, "asprintf");
111 ba97b2d7 2024-03-20 stsp 
112 ba97b2d7 2024-03-20 stsp 	return s;
113 ba97b2d7 2024-03-20 stsp }
114 ba97b2d7 2024-03-20 stsp 
115 ba97b2d7 2024-03-20 stsp static int
116 ba97b2d7 2024-03-20 stsp read_smtp_code(int s, const char *code)
117 ba97b2d7 2024-03-20 stsp {
118 ba97b2d7 2024-03-20 stsp 	const struct got_error *error;
119 09486e84 2024-03-21 op 	char	*endl;
120 09486e84 2024-03-21 op 	size_t	 linelen;
121 09486e84 2024-03-21 op 	ssize_t	 r;
122 ba97b2d7 2024-03-20 stsp 
123 09486e84 2024-03-21 op 	for (;;) {
124 09486e84 2024-03-21 op 		endl = memmem(smtp_buf, smtp_buflen, "\r\n", 2);
125 09486e84 2024-03-21 op 		if (endl != NULL)
126 09486e84 2024-03-21 op 			break;
127 ba97b2d7 2024-03-20 stsp 
128 09486e84 2024-03-21 op 		if (smtp_buflen == sizeof(smtp_buf))
129 09486e84 2024-03-21 op 			errx(1, "line too long");
130 ba97b2d7 2024-03-20 stsp 
131 09486e84 2024-03-21 op 		error = got_poll_fd(s, POLLIN, smtp_timeout);
132 ba97b2d7 2024-03-20 stsp 		if (error)
133 09486e84 2024-03-21 op 			errx(1, "poll: %s", error->msg);
134 09486e84 2024-03-21 op 
135 09486e84 2024-03-21 op 		r = read(s, smtp_buf + smtp_buflen,
136 09486e84 2024-03-21 op 		    sizeof(smtp_buf) - smtp_buflen);
137 09486e84 2024-03-21 op 		if (r == -1)
138 09486e84 2024-03-21 op 			err(1, "read");
139 09486e84 2024-03-21 op 		if (r == 0)
140 09486e84 2024-03-21 op 			errx(1, "unexpected EOF");
141 09486e84 2024-03-21 op 		smtp_buflen += r;
142 ba97b2d7 2024-03-20 stsp 	}
143 ba97b2d7 2024-03-20 stsp 
144 09486e84 2024-03-21 op 	linelen = endl - smtp_buf;
145 09486e84 2024-03-21 op 	if (linelen < 3)
146 09486e84 2024-03-21 op 		errx(1, "invalid SMTP response");
147 09486e84 2024-03-21 op 
148 09486e84 2024-03-21 op 	if (strncmp(code, smtp_buf, 3) != 0) {
149 09486e84 2024-03-21 op 		smtp_buf[3] = '\0';
150 09486e84 2024-03-21 op 		warnx("unexpected SMTP message code: %s", smtp_buf);
151 09486e84 2024-03-21 op 		return -1;
152 09486e84 2024-03-21 op 	}
153 09486e84 2024-03-21 op 
154 09486e84 2024-03-21 op 	/*
155 09486e84 2024-03-21 op 	 * Normally we would get just one reply, but the regress doesn't
156 09486e84 2024-03-21 op 	 * use a real SMTP server and queues all the replies upfront.
157 09486e84 2024-03-21 op 	 */
158 09486e84 2024-03-21 op 	linelen += 2;
159 09486e84 2024-03-21 op 	memmove(smtp_buf, smtp_buf + linelen, smtp_buflen - linelen);
160 09486e84 2024-03-21 op 	smtp_buflen -= linelen;
161 09486e84 2024-03-21 op 
162 09486e84 2024-03-21 op 	return 0;
163 ba97b2d7 2024-03-20 stsp }
164 ba97b2d7 2024-03-20 stsp 
165 ba97b2d7 2024-03-20 stsp static int
166 ba97b2d7 2024-03-20 stsp send_smtp_msg(int s, const char *fmt, ...)
167 ba97b2d7 2024-03-20 stsp {
168 ba97b2d7 2024-03-20 stsp 	const struct got_error *error;
169 ba97b2d7 2024-03-20 stsp 	char buf[512];
170 ba97b2d7 2024-03-20 stsp 	int len;
171 ba97b2d7 2024-03-20 stsp 	va_list ap;
172 ba97b2d7 2024-03-20 stsp 
173 ba97b2d7 2024-03-20 stsp 	va_start(ap, fmt);
174 ba97b2d7 2024-03-20 stsp 	len = vsnprintf(buf, sizeof(buf), fmt, ap);
175 ba97b2d7 2024-03-20 stsp 	va_end(ap);
176 ba97b2d7 2024-03-20 stsp 	if (len < 0) {
177 ba97b2d7 2024-03-20 stsp 		warn("vsnprintf");
178 ba97b2d7 2024-03-20 stsp 		return -1;
179 ba97b2d7 2024-03-20 stsp 	}
180 ba97b2d7 2024-03-20 stsp 	if (len >= sizeof(buf)) {
181 ba97b2d7 2024-03-20 stsp 		warnx("%s: buffer too small for message '%s...'",
182 ba97b2d7 2024-03-20 stsp 		    __func__, buf);
183 ba97b2d7 2024-03-20 stsp 		return -1;
184 ba97b2d7 2024-03-20 stsp 	}
185 ba97b2d7 2024-03-20 stsp 
186 ba97b2d7 2024-03-20 stsp 	error = got_poll_write_full(s, buf, len);
187 ba97b2d7 2024-03-20 stsp 	if (error) {
188 ba97b2d7 2024-03-20 stsp 		warnx("write: %s", error->msg);
189 ba97b2d7 2024-03-20 stsp 		return -1;
190 ba97b2d7 2024-03-20 stsp 	}
191 ba97b2d7 2024-03-20 stsp 
192 ba97b2d7 2024-03-20 stsp 	return 0;
193 ba97b2d7 2024-03-20 stsp }
194 ba97b2d7 2024-03-20 stsp 
195 ba97b2d7 2024-03-20 stsp static char *
196 ba97b2d7 2024-03-20 stsp get_datestr(time_t *time, char *datebuf)
197 ba97b2d7 2024-03-20 stsp {
198 ba97b2d7 2024-03-20 stsp 	struct tm mytm, *tm;
199 ba97b2d7 2024-03-20 stsp 	char *p, *s;
200 ba97b2d7 2024-03-20 stsp 
201 ba97b2d7 2024-03-20 stsp 	tm = gmtime_r(time, &mytm);
202 ba97b2d7 2024-03-20 stsp 	if (tm == NULL)
203 ba97b2d7 2024-03-20 stsp 		return NULL;
204 ba97b2d7 2024-03-20 stsp 	s = asctime_r(tm, datebuf);
205 ba97b2d7 2024-03-20 stsp 	if (s == NULL)
206 ba97b2d7 2024-03-20 stsp 		return NULL;
207 ba97b2d7 2024-03-20 stsp 	p = strchr(s, '\n');
208 ba97b2d7 2024-03-20 stsp 	if (p)
209 ba97b2d7 2024-03-20 stsp 		*p = '\0';
210 ba97b2d7 2024-03-20 stsp 	return s;
211 ba97b2d7 2024-03-20 stsp }
212 ba97b2d7 2024-03-20 stsp 
213 ba97b2d7 2024-03-20 stsp static void
214 39910b63 2024-03-20 op send_email(int s, const char *myfromaddr, const char *fromaddr,
215 ba97b2d7 2024-03-20 stsp     const char *recipient, const char *replytoaddr,
216 39910b63 2024-03-20 op     const char *subject)
217 ba97b2d7 2024-03-20 stsp {
218 ba97b2d7 2024-03-20 stsp 	const struct got_error *error;
219 ba97b2d7 2024-03-20 stsp 	char *line = NULL;
220 ba97b2d7 2024-03-20 stsp 	size_t linesize = 0;
221 ba97b2d7 2024-03-20 stsp 	ssize_t linelen;
222 ba97b2d7 2024-03-20 stsp 	time_t now;
223 ba97b2d7 2024-03-20 stsp 	char datebuf[26];
224 ba97b2d7 2024-03-20 stsp 	char *datestr;
225 ba97b2d7 2024-03-20 stsp 
226 ba97b2d7 2024-03-20 stsp 	now = time(NULL);
227 ba97b2d7 2024-03-20 stsp 	datestr = get_datestr(&now, datebuf);
228 ba97b2d7 2024-03-20 stsp 
229 ba97b2d7 2024-03-20 stsp 	if (read_smtp_code(s, "220"))
230 ba97b2d7 2024-03-20 stsp 		errx(1, "unexpected SMTP greeting received");
231 ba97b2d7 2024-03-20 stsp 
232 ba97b2d7 2024-03-20 stsp 	if (send_smtp_msg(s, "HELO localhost\r\n"))
233 ba97b2d7 2024-03-20 stsp 		errx(1, "could not send HELO");
234 ba97b2d7 2024-03-20 stsp 	if (read_smtp_code(s, "250"))
235 ba97b2d7 2024-03-20 stsp 		errx(1, "unexpected SMTP response received");
236 ba97b2d7 2024-03-20 stsp 
237 ba97b2d7 2024-03-20 stsp 	if (send_smtp_msg(s, "MAIL FROM:<%s>\r\n", myfromaddr))
238 ba97b2d7 2024-03-20 stsp 		errx(1, "could not send MAIL FROM");
239 ba97b2d7 2024-03-20 stsp 	if (read_smtp_code(s, "250"))
240 ba97b2d7 2024-03-20 stsp 		errx(1, "unexpected SMTP response received");
241 ba97b2d7 2024-03-20 stsp 
242 ba97b2d7 2024-03-20 stsp 	if (send_smtp_msg(s, "RCPT TO:<%s>\r\n", recipient))
243 ba97b2d7 2024-03-20 stsp 		errx(1, "could not send MAIL FROM");
244 ba97b2d7 2024-03-20 stsp 	if (read_smtp_code(s, "250"))
245 ba97b2d7 2024-03-20 stsp 		errx(1, "unexpected SMTP response received");
246 ba97b2d7 2024-03-20 stsp 
247 ba97b2d7 2024-03-20 stsp 	if (send_smtp_msg(s, "DATA\r\n"))
248 ba97b2d7 2024-03-20 stsp 		errx(1, "could not send MAIL FROM");
249 ba97b2d7 2024-03-20 stsp 	if (read_smtp_code(s, "354"))
250 ba97b2d7 2024-03-20 stsp 		errx(1, "unexpected SMTP response received");
251 ba97b2d7 2024-03-20 stsp 
252 ba97b2d7 2024-03-20 stsp 	if (send_smtp_msg(s, "From: %s\r\n", fromaddr))
253 ba97b2d7 2024-03-20 stsp 		errx(1, "could not send From header");
254 ba97b2d7 2024-03-20 stsp 	if (send_smtp_msg(s, "To: %s\r\n", recipient))
255 ba97b2d7 2024-03-20 stsp 		errx(1, "could not send To header");
256 ba97b2d7 2024-03-20 stsp 	if (replytoaddr) {
257 ba97b2d7 2024-03-20 stsp 		if (send_smtp_msg(s, "Reply-To: %s\r\n", replytoaddr))
258 ba97b2d7 2024-03-20 stsp 			errx(1, "could not send Reply-To header");
259 ba97b2d7 2024-03-20 stsp 	}
260 ba97b2d7 2024-03-20 stsp 	if (send_smtp_msg(s, "Date: %s +0000 (UTC)\r\n", datestr))
261 ba97b2d7 2024-03-20 stsp 		errx(1, "could not send Date header");
262 ba97b2d7 2024-03-20 stsp 
263 ba97b2d7 2024-03-20 stsp 	if (send_smtp_msg(s, "Subject: %s\r\n", subject))
264 ba97b2d7 2024-03-20 stsp 		errx(1, "could not send Subject header");
265 ba97b2d7 2024-03-20 stsp 
266 ba97b2d7 2024-03-20 stsp 	if (send_smtp_msg(s, "\r\n"))
267 ba97b2d7 2024-03-20 stsp 		errx(1, "could not send body delimiter");
268 ba97b2d7 2024-03-20 stsp 
269 ba97b2d7 2024-03-20 stsp 	while ((linelen = getline(&line, &linesize, stdin)) != -1) {
270 ba97b2d7 2024-03-20 stsp 		if (line[0] == '.') { /* dot stuffing */
271 ba97b2d7 2024-03-20 stsp 			error = got_poll_write_full(s, ".", 1);
272 ba97b2d7 2024-03-20 stsp 			if (error)
273 ba97b2d7 2024-03-20 stsp 				errx(1, "write: %s", error->msg);
274 ba97b2d7 2024-03-20 stsp 		}
275 ba97b2d7 2024-03-20 stsp 		error = got_poll_write_full(s, line, linelen);
276 ba97b2d7 2024-03-20 stsp 		if (error)
277 ba97b2d7 2024-03-20 stsp 			errx(1, "write: %s", error->msg);
278 ba97b2d7 2024-03-20 stsp 	}
279 ba97b2d7 2024-03-20 stsp 
280 ba97b2d7 2024-03-20 stsp 	if (send_smtp_msg(s, "\r\n.\r\n"))
281 ba97b2d7 2024-03-20 stsp 		errx(1, "could not send data terminator");
282 ba97b2d7 2024-03-20 stsp 	if (read_smtp_code(s, "250"))
283 ba97b2d7 2024-03-20 stsp 		errx(1, "unexpected SMTP response received");
284 ba97b2d7 2024-03-20 stsp 
285 ba97b2d7 2024-03-20 stsp 	if (send_smtp_msg(s, "QUIT\r\n"))
286 ba97b2d7 2024-03-20 stsp 		errx(1, "could not send QUIT");
287 ba97b2d7 2024-03-20 stsp 
288 ba97b2d7 2024-03-20 stsp 	if (read_smtp_code(s, "221"))
289 ba97b2d7 2024-03-20 stsp 		errx(1, "unexpected SMTP response received");
290 ba97b2d7 2024-03-20 stsp 
291 ba97b2d7 2024-03-20 stsp 	close(s);
292 ba97b2d7 2024-03-20 stsp 	free(line);
293 ba97b2d7 2024-03-20 stsp }
294 ba97b2d7 2024-03-20 stsp 
295 ba97b2d7 2024-03-20 stsp int
296 ba97b2d7 2024-03-20 stsp main(int argc, char *argv[])
297 ba97b2d7 2024-03-20 stsp {
298 ba97b2d7 2024-03-20 stsp 	char *default_fromaddr = NULL;
299 ba97b2d7 2024-03-20 stsp 	const char *fromaddr = NULL, *recipient = NULL, *replytoaddr = NULL;
300 ba97b2d7 2024-03-20 stsp 	const char *subject = "gotd notification";
301 ba97b2d7 2024-03-20 stsp 	const char *hostname = "127.0.0.1";
302 ba97b2d7 2024-03-20 stsp 	const char *port = "25";
303 ba97b2d7 2024-03-20 stsp 	const char *errstr;
304 ba97b2d7 2024-03-20 stsp 	char *timeoutstr;
305 39910b63 2024-03-20 op 	int ch, s;
306 ba97b2d7 2024-03-20 stsp 
307 ba97b2d7 2024-03-20 stsp 	while ((ch = getopt(argc, argv, "f:r:s:h:p:")) != -1) {
308 ba97b2d7 2024-03-20 stsp 		switch (ch) {
309 ba97b2d7 2024-03-20 stsp 		case 'h':
310 ba97b2d7 2024-03-20 stsp 			hostname = optarg;
311 ba97b2d7 2024-03-20 stsp 			break;
312 ba97b2d7 2024-03-20 stsp 		case 'f':
313 ba97b2d7 2024-03-20 stsp 			fromaddr = optarg;
314 ba97b2d7 2024-03-20 stsp 			break;
315 ba97b2d7 2024-03-20 stsp 		case 'p':
316 ba97b2d7 2024-03-20 stsp 			port = optarg;
317 ba97b2d7 2024-03-20 stsp 			break;
318 ba97b2d7 2024-03-20 stsp 		case 'r':
319 ba97b2d7 2024-03-20 stsp 			replytoaddr = optarg;
320 ba97b2d7 2024-03-20 stsp 			break;
321 ba97b2d7 2024-03-20 stsp 		case 's':
322 ba97b2d7 2024-03-20 stsp 			subject = optarg;
323 ba97b2d7 2024-03-20 stsp 			break;
324 ba97b2d7 2024-03-20 stsp 		default:
325 ba97b2d7 2024-03-20 stsp 			usage();
326 ba97b2d7 2024-03-20 stsp 			/* NOTREACHED */
327 ba97b2d7 2024-03-20 stsp 			break;
328 ba97b2d7 2024-03-20 stsp 		}
329 ba97b2d7 2024-03-20 stsp 	}
330 ba97b2d7 2024-03-20 stsp 
331 ba97b2d7 2024-03-20 stsp 	argc -= optind;
332 ba97b2d7 2024-03-20 stsp 	argv += optind;
333 ba97b2d7 2024-03-20 stsp 
334 ba97b2d7 2024-03-20 stsp 	if (argc != 1)
335 ba97b2d7 2024-03-20 stsp 		usage();
336 ba97b2d7 2024-03-20 stsp 
337 ba97b2d7 2024-03-20 stsp 	/* used by the regression test suite */
338 ba97b2d7 2024-03-20 stsp 	timeoutstr = getenv("GOT_NOTIFY_EMAIL_TIMEOUT");
339 ba97b2d7 2024-03-20 stsp 	if (timeoutstr) {
340 ba97b2d7 2024-03-20 stsp 		smtp_timeout = strtonum(timeoutstr, 0, 600, &errstr); 
341 ba97b2d7 2024-03-20 stsp 		if (errstr != NULL)
342 ba97b2d7 2024-03-20 stsp 			errx(1, "timeout in seconds is %s: %s",
343 ba97b2d7 2024-03-20 stsp 			    errstr, timeoutstr);
344 ba97b2d7 2024-03-20 stsp 	}
345 ba97b2d7 2024-03-20 stsp 
346 ba97b2d7 2024-03-20 stsp #ifndef PROFILE
347 ba97b2d7 2024-03-20 stsp 	if (pledge("stdio dns inet getpw", NULL) == -1)
348 ba97b2d7 2024-03-20 stsp 		err(1, "pledge");
349 ba97b2d7 2024-03-20 stsp #endif
350 ba97b2d7 2024-03-20 stsp 	default_fromaddr = set_default_fromaddr();
351 ba97b2d7 2024-03-20 stsp 
352 ba97b2d7 2024-03-20 stsp #ifndef PROFILE
353 ba97b2d7 2024-03-20 stsp 	if (pledge("stdio dns inet", NULL) == -1)
354 ba97b2d7 2024-03-20 stsp 		err(1, "pledge");
355 ba97b2d7 2024-03-20 stsp #endif
356 ba97b2d7 2024-03-20 stsp 
357 ba97b2d7 2024-03-20 stsp 	recipient = argv[0];
358 ba97b2d7 2024-03-20 stsp 	if (fromaddr == NULL)
359 ba97b2d7 2024-03-20 stsp 		fromaddr = default_fromaddr;
360 ba97b2d7 2024-03-20 stsp 
361 39910b63 2024-03-20 op 	s = dial(hostname, port);
362 ba97b2d7 2024-03-20 stsp 
363 39910b63 2024-03-20 op #ifndef PROFILE
364 39910b63 2024-03-20 op 	if (pledge("stdio", NULL) == -1)
365 39910b63 2024-03-20 op 		err(1, "pledge");
366 39910b63 2024-03-20 op #endif
367 39910b63 2024-03-20 op 
368 39910b63 2024-03-20 op 	send_email(s, default_fromaddr, fromaddr, recipient, replytoaddr,
369 39910b63 2024-03-20 op 	    subject);
370 39910b63 2024-03-20 op 
371 ba97b2d7 2024-03-20 stsp 	free(default_fromaddr);
372 ba97b2d7 2024-03-20 stsp 	return 0;
373 ba97b2d7 2024-03-20 stsp }