xref: /titanic_41/usr/src/cmd/projects/projects.c (revision fa9e4066f08beec538e775443c5be79dd423fcab)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 #include <sys/types.h>
30 #include <sys/termio.h>
31 #include <unistd.h>
32 #include <stdlib.h>
33 #include <stdio.h>
34 #include <pwd.h>
35 #include <string.h>
36 #include <errno.h>
37 #include <project.h>
38 #include <locale.h>
39 #include <libintl.h>
40 
41 struct projlist {
42 	void *pl_next;
43 	char *pl_name;
44 	char *pl_comm;
45 };
46 
47 static struct projlist *projects;
48 static char *progname;
49 
50 static void *
51 safe_malloc(size_t size)
52 {
53 	void *buf;
54 
55 	if ((buf = malloc(size)) == NULL) {
56 		(void) fprintf(stderr, gettext("%s: not enough memory\n"),
57 		    progname);
58 		exit(1);
59 	}
60 	return (buf);
61 }
62 
63 static int
64 find_projects(char *name, int default_only)
65 {
66 	struct projlist *tail, *prev;
67 	char *projname, *projcomm;
68 	struct project proj;
69 	void *buffer, *tmp;
70 	int found = 0;
71 
72 	tmp = safe_malloc(PROJECT_BUFSZ);
73 
74 	if (default_only) {
75 		if (getdefaultproj(name, &proj, tmp, PROJECT_BUFSZ) != NULL) {
76 			projects = safe_malloc(sizeof (struct projlist));
77 			projname = safe_malloc(strlen(proj.pj_name) + 1);
78 			projcomm = safe_malloc(strlen(proj.pj_comment) + 1);
79 			(void) strcpy(projname, proj.pj_name);
80 			(void) strcpy(projcomm, proj.pj_comment);
81 			projects->pl_next = NULL;
82 			projects->pl_name = projname;
83 			projects->pl_comm = projcomm;
84 			found = 1;
85 		}
86 	} else {
87 		buffer = safe_malloc(PROJECT_BUFSZ);
88 		setprojent();
89 		while (getprojent(&proj, tmp, PROJECT_BUFSZ) != NULL) {
90 			if (inproj(name, proj.pj_name, buffer, PROJECT_BUFSZ)) {
91 				tail = safe_malloc(sizeof (struct projlist));
92 				projname =
93 				    safe_malloc(strlen(proj.pj_name) + 1);
94 				projcomm =
95 				    safe_malloc(strlen(proj.pj_comment) + 1);
96 				(void) strcpy(projname, proj.pj_name);
97 				(void) strcpy(projcomm, proj.pj_comment);
98 				tail->pl_next = NULL;
99 				tail->pl_name = projname;
100 				tail->pl_comm = projcomm;
101 				if (!projects) {
102 					projects = tail;
103 					prev = projects;
104 				} else {
105 					prev->pl_next = tail;
106 					prev = tail;
107 				}
108 				found = 1;
109 			}
110 		}
111 		endprojent();
112 		free(buffer);
113 	}
114 	free(tmp);
115 	return (found);
116 }
117 
118 /*
119  * Get the maximum length of the project name string.
120  */
121 static int
122 max_projname()
123 {
124 	struct projlist *pl;
125 	int max = 0;
126 	int len;
127 
128 	for (pl = projects; pl; pl = pl->pl_next)
129 		if ((len = strlen(pl->pl_name)) > max)
130 			max = len;
131 	return (max);
132 }
133 
134 static int
135 print_projects(char *name, int verbose, int default_only)
136 {
137 	struct projlist *pl, *next;
138 	struct winsize ws;
139 	int length = 0;
140 	int smart = isatty(STDOUT_FILENO);
141 	int columns;
142 
143 	if (!find_projects(name, default_only)) {
144 		if (default_only)
145 			(void) fprintf(stderr,
146 			    gettext("%s: no default project for user %s\n"),
147 			    progname, name);
148 		else
149 			(void) fprintf(stderr,
150 			    gettext("%s: no projects for user %s\n"),
151 			    progname, name);
152 		return (1);
153 	}
154 
155 	if (verbose)
156 		length = max_projname();
157 
158 	if (smart) {
159 		/*
160 		 * Get the number of columns.
161 		 */
162 		if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &ws) != -1 &&
163 		    ws.ws_col > 0)
164 			columns = ws.ws_col;
165 		else
166 			columns = 80;
167 	}
168 
169 	for (pl = projects; pl; ) {
170 		/*
171 		 * Display information about projects.
172 		 */
173 		if (verbose) {
174 			(void) printf("%1-*3$s %s\n",
175 			    pl->pl_name, pl->pl_comm, length);
176 		} else {
177 			if (smart &&
178 			    length + strlen(pl->pl_name) >= columns) {
179 				(void) printf("\n");
180 				length = 0;
181 			}
182 			(void) printf("%s ", pl->pl_name);
183 			length += strlen(pl->pl_name) + 1;
184 		}
185 		/*
186 		 * Free previously allocated buffers.
187 		 */
188 		next = pl->pl_next;
189 		free(pl->pl_name);
190 		free(pl->pl_comm);
191 		free(pl);
192 		pl = next;
193 	}
194 	if (!verbose && length != 0)
195 		(void) printf("\n");
196 
197 	return (0);
198 }
199 
200 void
201 print_projent(struct project *projent)
202 {
203 	char **next;
204 	char *nextc;
205 	char *nextsemi;
206 
207 	(void) fprintf(stdout, "%s\n", projent->pj_name);
208 	(void) fprintf(stdout, "\tprojid : %d\n", projent->pj_projid);
209 	(void) fprintf(stdout, "\tcomment: \"%s\"\n", projent->pj_comment);
210 
211 	(void) fprintf(stdout, "\tusers  : ");
212 	next = projent->pj_users;
213 	if (*next == NULL) {
214 		(void) fprintf(stdout, "(none)\n");
215 	} else {
216 		(void) fprintf(stdout, "%s\n", *next);
217 		for (next++; *next != NULL; next++) {
218 			(void) fprintf(stdout, "\t         %s\n", *next);
219 		}
220 	}
221 
222 	(void) fprintf(stdout, "\tgroups : ");
223 	next = projent->pj_groups;
224 	if (*next == NULL) {
225 		(void) fprintf(stdout, "(none)\n");
226 	} else {
227 		(void) fprintf(stdout, "%s\n", *next);
228 		for (next++; *next != NULL; next++) {
229 			(void) fprintf(stdout, "\t         %s\n", *next);
230 		}
231 	}
232 
233 	(void) fprintf(stdout, "\tattribs: ");
234 
235 	nextc = projent->pj_attr;
236 	if (nextc == NULL) {
237 		(void) fprintf(stdout, "(none)\n");
238 	} else {
239 		/* print first attribute */
240 		nextsemi = strchr(nextc, ';');
241 		if (nextsemi)
242 			*nextsemi = '\0';
243 		(void) fprintf(stdout, "%s\n", nextc);
244 
245 		while (nextsemi) {
246 			nextc = nextsemi + 1;
247 			nextsemi = strchr(nextc, ';');
248 			if (nextsemi)
249 				*nextsemi = '\0';
250 			(void) fprintf(stdout, "\t         %s\n", nextc);
251 		}
252 	}
253 }
254 
255 static int
256 print_projents(char **projlist)
257 {
258 	struct project projent;
259 	char buf[PROJECT_BUFSZ];
260 
261 	if (*projlist == NULL) {
262 		setprojent();
263 
264 		while (getprojent(&projent, buf, sizeof (buf)) != NULL) {
265 			print_projent(&projent);
266 		}
267 		endprojent();
268 		return (0);
269 	}
270 
271 	while (*projlist != NULL) {
272 
273 		if (getprojbyname(*projlist, &projent, buf, sizeof (buf))
274 		    == NULL) {
275 			(void) fprintf(stderr, "%s: project \"%s\" does "
276 			    "not exist\n", progname, *projlist);
277 			exit(1);
278 		}
279 		print_projent(&projent);
280 		projlist++;
281 	}
282 
283 	return (0);
284 }
285 
286 int
287 main(int argc, char *argv[])
288 {
289 	struct passwd *pwd;
290 	char *name;
291 	int c;
292 	int verbose = 0;
293 	int default_only = 0;
294 	int listmode = 0;
295 	uid_t uid;
296 
297 	(void) setlocale(LC_ALL, "");
298 	(void) textdomain(TEXT_DOMAIN);
299 	progname = argv[0];
300 	while ((c = getopt(argc, argv, "dvl")) != EOF) {
301 		switch (c) {
302 		case 'd':
303 			default_only = 1;
304 			break;
305 		case 'v':
306 			verbose = 1;
307 			break;
308 		case 'l':
309 			listmode = 1;
310 			break;
311 		default:
312 			(void) fprintf(stderr, gettext(
313 			    "Usage: %s [-dv] [user]\n"
314 			    "       %s -l [project [project...]]\n"),
315 			    progname, progname);
316 			return (2);
317 		}
318 	}
319 
320 	/* just list projects if -l is specified */
321 	if (listmode) {
322 		if (default_only || verbose) {
323 			(void) fprintf(stderr, gettext(
324 			    "%s: -l incompatible with -d and -v\n"),
325 			    progname);
326 			(void) fprintf(stderr, gettext(
327 			    "Usage: %s [-dv] [user]\n"
328 			    "       %s -l [project [project...]]\n"),
329 			    progname, progname);
330 		}
331 		exit(print_projents(argv + optind));
332 	}
333 	if (optind == argc) {
334 		uid = getuid();
335 		if ((pwd = getpwuid(uid)) == NULL) {
336 			(void) fprintf(stderr,
337 			    gettext("%s: getpwuid failed (%s)\n"),
338 			    progname, strerror(errno));
339 			return (1);
340 		}
341 		name = pwd->pw_name;
342 	} else {
343 		name = argv[optind];
344 		if (getpwnam(name) == NULL) {
345 			(void) fprintf(stderr,
346 			    gettext("%s: user %s does not exist\n"),
347 			    progname, name);
348 			return (1);
349 		}
350 	}
351 	return (print_projects(name, verbose, default_only));
352 }
353