Commit | Line | Data |
---|---|---|
b6b5501c | 1 | #ifndef lint |
d1dee8e8 | 2 | static char *sccsid = "@(#)docmd.c 4.5 (Berkeley) 83/10/20"; |
b6b5501c RC |
3 | #endif |
4 | ||
5 | #include "defs.h" | |
6 | ||
7 | FILE *lfp; /* log file for recording files updated */ | |
8 | ||
9 | /* | |
82572cb6 | 10 | * Process commands for sending files to other machines. |
b6b5501c | 11 | */ |
82572cb6 | 12 | dohcmds(files, hosts, cmds) |
b6b5501c RC |
13 | struct block *files, *hosts, *cmds; |
14 | { | |
15 | register struct block *h, *f, *c; | |
3024eb6f | 16 | register char **cpp; |
82572cb6 | 17 | int n, ddir; |
b6b5501c RC |
18 | |
19 | if (debug) | |
82572cb6 | 20 | printf("dohcmds(%x, %x, %x)\n", files, hosts, cmds); |
b6b5501c | 21 | |
82572cb6 RC |
22 | files = expand(files, 0); |
23 | hosts = expand(hosts, 1); | |
b6b5501c RC |
24 | if (files == NULL) |
25 | fatal("no files to be updated\n"); | |
26 | if (hosts == NULL) | |
27 | fatal("empty list of hosts to be updated\n"); | |
28 | except = cmds; | |
82572cb6 | 29 | ddir = files->b_next != NULL; |
b6b5501c RC |
30 | |
31 | for (h = hosts; h != NULL; h = h->b_next) { | |
82572cb6 RC |
32 | if (!qflag) |
33 | printf("updating host %s\n", h->b_name); | |
b6b5501c | 34 | if (!nflag) { |
82572cb6 RC |
35 | if (!makeconn(h->b_name)) |
36 | continue; | |
b6b5501c RC |
37 | if ((lfp = fopen(tmpfile, "w")) == NULL) { |
38 | fatal("cannot open %s\n", tmpfile); | |
39 | exit(1); | |
40 | } | |
b6b5501c RC |
41 | } |
42 | for (f = files; f != NULL; f = f->b_next) { | |
43 | if (filec) { | |
44 | for (cpp = filev; *cpp; cpp++) | |
45 | if (!strcmp(f->b_name, *cpp)) | |
46 | goto found; | |
82572cb6 RC |
47 | if (!nflag) { |
48 | (void) fclose(lfp); | |
49 | } | |
b6b5501c RC |
50 | continue; |
51 | } | |
52 | found: | |
53 | n = 0; | |
d1dee8e8 RC |
54 | for (c = cmds; c != NULL; c = c->b_next) { |
55 | if (c->b_type != INSTALL) | |
56 | continue; | |
57 | n++; | |
58 | if (c->b_name == NULL) | |
59 | install(f->b_name, f->b_name, 0, c->b_options); | |
60 | else | |
3024eb6f | 61 | install(f->b_name, c->b_name, ddir, c->b_options); |
d1dee8e8 | 62 | } |
b6b5501c | 63 | if (n == 0) |
f7770429 | 64 | install(f->b_name, f->b_name, 0, options); |
b6b5501c RC |
65 | } |
66 | if (!nflag) { | |
82572cb6 RC |
67 | /* signal end of connection */ |
68 | (void) write(rem, "\2\n", 2); | |
b6b5501c | 69 | (void) close(rem); |
82572cb6 | 70 | (void) fclose(lfp); |
b6b5501c RC |
71 | } |
72 | for (c = cmds; c != NULL; c = c->b_next) | |
73 | if (c->b_type == NOTIFY) | |
f7770429 | 74 | notify(tmpfile, h->b_name, c->b_args, 0); |
b6b5501c RC |
75 | } |
76 | if (!nflag) | |
77 | (void) unlink(tmpfile); | |
78 | } | |
79 | ||
80 | /* | |
81 | * Create a connection to the rdist server on the machine rhost. | |
82 | */ | |
83 | makeconn(rhost) | |
84 | char *rhost; | |
85 | { | |
86 | register char *ruser; | |
87 | extern char user[]; | |
88 | ||
f7770429 RC |
89 | (void) sprintf(buf, "/usr/local/rdist -Server%s%s", |
90 | nflag ? " -n" : "", qflag ? " -q" : ""); | |
b6b5501c RC |
91 | |
92 | ruser = rindex(rhost, '.'); | |
93 | if (ruser != NULL) { | |
94 | *ruser++ = '\0'; | |
95 | if (!okname(ruser)) | |
96 | return(0); | |
97 | } else | |
98 | ruser = user; | |
99 | ||
100 | if (debug) { | |
101 | printf("makeconn(%s)\n", rhost); | |
102 | printf("luser = %s, ruser = %s\n", user, ruser); | |
103 | printf("buf = %s\n", buf); | |
104 | } | |
105 | ||
82572cb6 | 106 | fflush(stdout); |
b6b5501c RC |
107 | rem = rcmd(&rhost, IPPORT_CMDSERVER, user, ruser, buf, 0); |
108 | if (rem < 0) | |
109 | return(0); | |
110 | if (response() < 0) | |
111 | return(0); | |
112 | return(1); | |
113 | } | |
114 | ||
115 | /* | |
116 | * Update the file(s) if they are different. | |
82572cb6 RC |
117 | * destdir = 1 if destination should be a directory |
118 | * (i.e., more than one source is being copied to the same destination). | |
b6b5501c | 119 | */ |
f7770429 | 120 | install(src, dest, destdir, opts) |
b6b5501c | 121 | char *src, *dest; |
f7770429 | 122 | int destdir, opts; |
b6b5501c | 123 | { |
3024eb6f RC |
124 | register char *cp; |
125 | ||
82572cb6 RC |
126 | if (exclude(src)) |
127 | return; | |
b6b5501c | 128 | |
3024eb6f | 129 | if (nflag || debug) { |
d1dee8e8 | 130 | printf("%s%s%s%s %s %s\n", opts & VERIFY ? "verify":"install", |
f7770429 | 131 | opts & WHOLE ? " -w" : "", |
d1dee8e8 RC |
132 | opts & YOUNGER ? " -y" : "", |
133 | opts & REMOVE ? " -r" : "", src, dest); | |
3024eb6f RC |
134 | if (nflag) |
135 | return; | |
82572cb6 | 136 | } |
b6b5501c RC |
137 | /* |
138 | * Pass the destination file/directory name to remote. | |
139 | */ | |
82572cb6 | 140 | (void) sprintf(buf, "%c%s\n", destdir ? 'T' : 't', dest); |
b6b5501c RC |
141 | if (debug) |
142 | printf("buf = %s", buf); | |
143 | (void) write(rem, buf, strlen(buf)); | |
3024eb6f | 144 | |
f7770429 RC |
145 | if (!destdir && (opts & WHOLE)) |
146 | opts |= STRIP; | |
d1dee8e8 RC |
147 | if (opts & REMOVE) { |
148 | opts &= ~REMOVE; | |
149 | rmchk(src, NULL, opts); | |
150 | } | |
f7770429 | 151 | sendf(src, NULL, opts); |
82572cb6 RC |
152 | } |
153 | ||
154 | struct tstamp { | |
155 | time_t lastmod; | |
156 | FILE *tfp; | |
157 | } ts[NSTAMPS]; | |
158 | ||
159 | int nstamps; | |
160 | ||
3024eb6f RC |
161 | extern char target[], *tp; |
162 | ||
82572cb6 RC |
163 | /* |
164 | * Process commands for comparing files to time stamp files. | |
165 | */ | |
166 | dofcmds(files, stamps, cmds) | |
167 | struct block *files, *stamps, *cmds; | |
168 | { | |
169 | register struct block *b; | |
170 | register struct tstamp *t; | |
171 | register char **cpp; | |
f7770429 RC |
172 | struct timeval tv[2]; |
173 | struct timezone tz; | |
82572cb6 RC |
174 | struct stat stb; |
175 | extern char *tmpinc; | |
82572cb6 RC |
176 | |
177 | if (debug) | |
178 | printf("dofcmds()\n"); | |
179 | ||
180 | files = expand(files, 0); | |
f7770429 | 181 | stamps = expand(stamps, 0); |
82572cb6 RC |
182 | if (files == NULL) |
183 | fatal("no files to be updated\n"); | |
184 | if (stamps == NULL) | |
185 | fatal("empty time stamp file list\n"); | |
186 | except = cmds; | |
187 | ||
188 | t = ts; | |
189 | nstamps = 0; | |
190 | for (b = stamps; b != NULL; b = b->b_next) { | |
191 | if (stat(b->b_name, &stb) < 0) { | |
192 | error("%s: %s\n", b->b_name, sys_errlist[errno]); | |
193 | continue; | |
194 | } | |
195 | if (++nstamps > NSTAMPS) | |
196 | fatal("too many time stamp files in one command\n"); | |
197 | if (debug) | |
198 | printf("%s: %d\n", b->b_name, stb.st_mtime); | |
199 | t->lastmod = stb.st_mtime; | |
f7770429 RC |
200 | (void) gettimeofday(&tv[0], &tz); |
201 | tv[1] = tv[0]; | |
202 | (void) utimes(b->b_name, tv); | |
203 | if (!nflag && !(options & VERIFY)) { | |
82572cb6 RC |
204 | if ((t->tfp = fopen(tmpfile, "w")) == NULL) |
205 | error("%s: %s\n", b->b_name, sys_errlist[errno]); | |
206 | (*tmpinc)++; | |
207 | } else | |
208 | t->tfp = NULL; | |
209 | t++; | |
210 | } | |
f7770429 | 211 | |
82572cb6 RC |
212 | for (b = files; b != NULL; b = b->b_next) { |
213 | if (filec) { | |
214 | for (cpp = filev; *cpp; cpp++) | |
215 | if (!strcmp(b->b_name, *cpp)) | |
216 | goto found; | |
217 | continue; | |
218 | } | |
219 | found: | |
220 | tp = NULL; | |
221 | cmptime(b->b_name); | |
222 | } | |
f7770429 | 223 | |
82572cb6 | 224 | *tmpinc = 'A'; |
f7770429 RC |
225 | for (t = ts; t < &ts[nstamps]; t++) { |
226 | if (t->tfp != NULL) | |
227 | (void) fclose(t->tfp); | |
82572cb6 RC |
228 | for (b = cmds; b != NULL; b = b->b_next) |
229 | if (b->b_type == NOTIFY) | |
f7770429 RC |
230 | notify(tmpfile, NULL, b->b_args, t->lastmod); |
231 | if (!nflag && !(options & VERIFY)) | |
82572cb6 RC |
232 | (void) unlink(tmpfile); |
233 | (*tmpinc)++; | |
234 | } | |
235 | } | |
236 | ||
237 | /* | |
238 | * Compare the mtime of file to the list of time stamps. | |
239 | */ | |
240 | cmptime(name) | |
241 | char *name; | |
242 | { | |
243 | register struct tstamp *t; | |
244 | struct stat stb; | |
245 | ||
246 | if (debug) | |
247 | printf("cmptime(%s)\n", name); | |
248 | ||
249 | if (exclude(name)) | |
250 | return; | |
251 | ||
252 | /* | |
253 | * first time cmptime() is called? | |
254 | */ | |
255 | if (tp == NULL) { | |
256 | exptilde(target, name); | |
257 | tp = name = target; | |
258 | while (*tp) | |
259 | tp++; | |
260 | } | |
261 | if (access(name, 4) < 0 || stat(name, &stb) < 0) { | |
262 | error("%s: %s\n", name, sys_errlist[errno]); | |
263 | return; | |
264 | } | |
265 | ||
266 | switch (stb.st_mode & S_IFMT) { | |
267 | case S_IFREG: | |
268 | break; | |
269 | ||
270 | case S_IFDIR: | |
271 | rcmptime(&stb); | |
272 | return; | |
273 | ||
274 | default: | |
275 | error("%s: not a plain file\n", name); | |
276 | return; | |
277 | } | |
278 | ||
279 | for (t = ts; t < &ts[nstamps]; t++) { | |
f7770429 RC |
280 | if (stb.st_mtime > t->lastmod) |
281 | log(t->tfp, "new: %s\n", name); | |
82572cb6 RC |
282 | } |
283 | } | |
284 | ||
285 | rcmptime(st) | |
286 | struct stat *st; | |
287 | { | |
288 | register DIR *d; | |
289 | register struct direct *dp; | |
290 | register char *cp; | |
291 | char *otp; | |
292 | int len; | |
293 | ||
294 | if (debug) | |
295 | printf("rcmptime(%x)\n", st); | |
296 | ||
297 | if ((d = opendir(target)) == NULL) { | |
298 | error("%s: %s\n", target, sys_errlist[errno]); | |
299 | return; | |
300 | } | |
301 | otp = tp; | |
302 | len = tp - target; | |
303 | while (dp = readdir(d)) { | |
304 | if (!strcmp(dp->d_name, ".") || !strcmp(dp->d_name, "..")) | |
305 | continue; | |
306 | if (len + 1 + strlen(dp->d_name) >= BUFSIZ - 1) { | |
307 | error("%s/%s: Name too long\n", target, dp->d_name); | |
308 | continue; | |
309 | } | |
310 | tp = otp; | |
311 | *tp++ = '/'; | |
312 | cp = dp->d_name; | |
313 | while (*tp++ = *cp++) | |
314 | ; | |
315 | tp--; | |
316 | cmptime(target); | |
317 | } | |
318 | closedir(d); | |
319 | tp = otp; | |
320 | *tp = '\0'; | |
b6b5501c RC |
321 | } |
322 | ||
323 | /* | |
324 | * Notify the list of people the changes that were made. | |
f7770429 RC |
325 | * rhost == NULL if we are mailing a list of changes compared to at time |
326 | * stamp file. | |
b6b5501c | 327 | */ |
f7770429 | 328 | notify(file, rhost, to, lmod) |
3024eb6f | 329 | char *file, *rhost; |
b6b5501c | 330 | register struct block *to; |
f7770429 | 331 | time_t lmod; |
b6b5501c RC |
332 | { |
333 | register int fd, len; | |
334 | FILE *pf, *popen(); | |
335 | struct stat stb; | |
336 | ||
f7770429 | 337 | if (options & VERIFY) |
b6b5501c RC |
338 | return; |
339 | if (!qflag) { | |
82572cb6 | 340 | printf("notify "); |
3024eb6f RC |
341 | if (rhost) |
342 | printf("@%s ", rhost); | |
b6b5501c RC |
343 | prnames(to); |
344 | } | |
345 | if (nflag) | |
346 | return; | |
347 | ||
82572cb6 RC |
348 | if ((fd = open(file, 0)) < 0) { |
349 | error("%s: %s\n", file, sys_errlist[errno]); | |
350 | return; | |
351 | } | |
352 | if (fstat(fd, &stb) < 0) { | |
353 | error("%s: %s\n", file, sys_errlist[errno]); | |
354 | (void) close(fd); | |
355 | return; | |
356 | } | |
357 | if (stb.st_size == 0) { | |
358 | (void) close(fd); | |
b6b5501c RC |
359 | return; |
360 | } | |
361 | /* | |
362 | * Create a pipe to mailling program. | |
363 | */ | |
364 | pf = popen(MAILCMD, "w"); | |
3024eb6f RC |
365 | if (pf == NULL) { |
366 | error("notify: \"%s\" failed\n", MAILCMD); | |
367 | (void) close(fd); | |
368 | return; | |
369 | } | |
b6b5501c RC |
370 | /* |
371 | * Output the proper header information. | |
372 | */ | |
373 | fprintf(pf, "From: rdist (Remote distribution program)\n"); | |
374 | fprintf(pf, "To:"); | |
f7770429 RC |
375 | if (!any('@', to->b_name) && host != NULL) |
376 | fprintf(pf, " %s@%s", to->b_name, rhost); | |
377 | else | |
378 | fprintf(pf, " %s", to->b_name); | |
379 | to = to->b_next; | |
b6b5501c | 380 | while (to != NULL) { |
3024eb6f | 381 | if (!any('@', to->b_name) && host != NULL) |
f7770429 | 382 | fprintf(pf, ", %s@%s", to->b_name, rhost); |
82572cb6 | 383 | else |
f7770429 | 384 | fprintf(pf, ", %s", to->b_name); |
b6b5501c RC |
385 | to = to->b_next; |
386 | } | |
387 | putc('\n', pf); | |
f7770429 RC |
388 | if (rhost != NULL) |
389 | fprintf(pf, "Subject: files updated by rdist from %s to %s\n", | |
390 | host, rhost); | |
391 | else | |
392 | fprintf(pf, "Subject: files updated after %s\n", ctime(&lmod)); | |
b6b5501c RC |
393 | putc('\n', pf); |
394 | ||
395 | while ((len = read(fd, buf, BUFSIZ)) > 0) | |
396 | (void) fwrite(buf, 1, len, pf); | |
397 | (void) close(fd); | |
398 | (void) pclose(pf); | |
399 | } | |
400 | ||
401 | struct block *except; /* list of files to exclude */ | |
402 | ||
403 | /* | |
404 | * Return true if name is in list. | |
405 | */ | |
406 | exclude(file) | |
407 | char *file; | |
408 | { | |
409 | register struct block *b, *c; | |
410 | ||
411 | for (c = except; c != NULL; c = c->b_next) { | |
412 | if (c->b_type != EXCEPT) | |
413 | continue; | |
414 | for (b = c->b_args; b != NULL; b = b->b_next) | |
415 | if (!strcmp(file, b->b_name)) | |
416 | return(1); | |
417 | } | |
418 | return(0); | |
419 | } | |
420 | ||
421 | okname(name) | |
422 | register char *name; | |
423 | { | |
424 | register char *cp = name; | |
425 | register int c; | |
426 | ||
427 | do { | |
428 | c = *cp; | |
429 | if (c & 0200) | |
430 | goto bad; | |
431 | if (!isalpha(c) && !isdigit(c) && c != '_' && c != '-') | |
432 | goto bad; | |
433 | cp++; | |
434 | } while (*cp); | |
435 | return(1); | |
436 | bad: | |
437 | error("invalid user name %s\n", name); | |
438 | return(0); | |
439 | } | |
440 | ||
441 | char * | |
442 | colon(cp) | |
443 | register char *cp; | |
444 | { | |
445 | ||
446 | while (*cp) { | |
447 | if (*cp == ':') | |
448 | return(cp); | |
449 | if (*cp == '/') | |
450 | return(0); | |
451 | cp++; | |
452 | } | |
453 | return(0); | |
454 | } |