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 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
23 /* All Rights Reserved */
24
25
26 /*
27 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
28 * Use is subject to license terms.
29 */
30 #pragma ident "%Z%%M% %I% %E% SMI"
31
32 /*
33 * acctprc1 [ctmpfile]
34 * reads std. input (acct.h format), adds login names
35 * writes std. output (ptmp.h/ascii format)
36 * if ctmpfile is given, it is expected have ctmp.h/ascii data,
37 * sorted by uid/name; it is used to make better guesses at login names
38 */
39
40 #include <sys/types.h>
41 #include <sys/param.h>
42 #include "acctdef.h"
43 #include <stdio.h>
44 #include <errno.h>
45 #include <sys/acct.h>
46 #include <stdlib.h>
47
48 #define MYKIND(flag) ((flag & ACCTF) == 0)
49
50 struct acct ab;
51 struct ctmp cb;
52 struct ptmp pb;
53
54 int a_usize = A_USIZE;
55 struct urec { /* 1 for each distinct uid/name */
56 uid_t ur_uid; /* sorted by uid/name */
57 char ur_name[NSZ];
58 struct srec *ur_srec; /* ptr to first session */
59 short ur_cnt; /* # sessions */
60 } * ur;
61
62 struct urec *urlast;
63
64 int a_ssize = A_SSIZE;
65 int ssize;
66
67 struct srec { /* 1 for each distinct session */
68 dev_t sr_tty; /* dev, used to connect with process*/
69 time_t sr_start; /* start time of session */
70 time_t sr_end; /* end time of session */
71 } * sr;
72
73 char *getname(uid_t, dev_t, time_t);
74 void readctmp(char *);
75 char *getnamc(uid_t, dev_t, time_t);
76 int aread(int);
77
78 char *uidtonam();
79
80 int
main(int argc,char ** argv)81 main(int argc, char **argv)
82 {
83 long elaps[2];
84 ulong_t etime, stime;
85 unsigned long mem;
86 ulong_t expand();
87 int ver; /* version of acct struct */
88 int aread();
89
90 if ((ur = (struct urec *) calloc(a_usize,
91 sizeof (struct urec))) == NULL) {
92 fprintf(stderr, "acctpr1: Cannot allocate memory\n");
93 exit(3);
94 }
95
96 urlast = ur;
97 if ((sr = (struct srec *) calloc(a_ssize,
98 sizeof (struct srec))) == NULL) {
99 fprintf(stderr, "acctpr1: Cannot allocate memory\n");
100 exit(3);
101 }
102
103 while (--argc > 0) {
104 if (**++argv == '-')
105 switch(*++*argv) {
106 }
107 else {
108 readctmp(*argv);
109 }
110 }
111
112
113 if (fread((char *)&ab, sizeof(struct acct), 1, stdin) != 1)
114 exit(1);
115 else if (ab.ac_flag & AEXPND)
116 ver = 2; /* 4.0 acct structure */
117 else
118 ver = 1; /* 3.x acct structure */
119
120 rewind(stdin);
121
122 while (aread(ver) == 1) {
123 if (!MYKIND(ab.ac_flag))
124 continue;
125 pb.pt_uid = ab.ac_uid;
126 CPYN(pb.pt_name, getname(ab.ac_uid, ab.ac_tty, ab.ac_btime));
127 /*
128 * approximate cpu P/NP split as same as elapsed time
129 */
130 if ((etime = SECS(expand(ab.ac_etime))) == 0)
131 etime = 1;
132 stime = expand(ab.ac_stime) + expand(ab.ac_utime);
133 mem = expand(ab.ac_mem);
134 if(pnpsplit(ab.ac_btime, etime, elaps) == 0) {
135 fprintf(stderr, "acctprc1: could not calculate prime/non-prime hours\n");
136
137 exit(1);
138 }
139 pb.pt_cpu[0] = (double)stime * (double)elaps[0] / etime;
140 pb.pt_cpu[1] = (stime > pb.pt_cpu[0])? stime - pb.pt_cpu[0] : 0;
141 pb.pt_cpu[1] = stime - pb.pt_cpu[0];
142 if (stime)
143 pb.pt_mem = (mem + stime - 1) / stime;
144 else
145 pb.pt_mem = 0; /* unlikely */
146 printf("%ld\t%.*s\t%lu\t%lu\t%u\n",
147 pb.pt_uid,
148 OUTPUT_NSZ,
149 pb.pt_name,
150 pb.pt_cpu[0], pb.pt_cpu[1],
151 pb.pt_mem);
152 }
153
154 exit(0);
155 }
156
157 /*
158 * return ptr to name corresponding to uid
159 * try ctmp first, then use uidtonam (internal list or passwd file)
160 */
161 char *
getname(uid_t uid,dev_t tty,time_t start)162 getname(uid_t uid, dev_t tty, time_t start)
163 {
164 char *p;
165
166 if ((p = getnamc(uid, tty, start)) != NULL)
167 return (p);
168 return (uidtonam(uid));
169 }
170
171 /*
172 * read ctmp file, build up urec-srec data structures for
173 * later use by getnamc
174 */
175 void
readctmp(char * fname)176 readctmp(char *fname)
177 {
178 FILE *fp;
179 struct urec *up;
180 struct srec *sp;
181 int i = 0, j = 0, k=0;
182
183 if ((fp = fopen(fname, "r")) == NULL) {
184 fprintf(stderr, "acctprc1: can't open %s\n", fname);
185 return;
186 }
187
188 up = NULL;
189 sp = sr;
190
191 while (fscanf(fp, "%hd\t%ld\t%s\t%lu\t%lu\t%lu\t%*[^\n]",
192 &cb.ct_tty,
193 &cb.ct_uid,
194 cb.ct_name,
195 &cb.ct_con[0],
196 &cb.ct_con[1],
197 &cb.ct_start) != EOF) {
198 if (up == NULL || cb.ct_uid != up->ur_uid ||
199 !EQN(cb.ct_name, up->ur_name)) {
200 if (up == NULL)
201 up = ur;
202 if (++up >= &ur[a_usize]) {
203 a_usize = a_usize + A_USIZE;
204 if ((ur = (struct urec *) realloc(ur, a_usize *
205 sizeof (struct urec))) == NULL) {
206 fprintf(stderr, "acctprc1: 1 Cannot reallocate memory\n");
207 exit(2);
208 }
209 up = &ur[a_usize - A_USIZE];
210 }
211 up->ur_uid = cb.ct_uid;
212 CPYN(up->ur_name, cb.ct_name);
213 up->ur_srec = sp;
214 up->ur_cnt = 0;
215 }
216
217 if (sp >= &sr[a_ssize-1]) {
218 a_ssize = a_ssize + A_SSIZE;
219 if ((sr = (struct srec *) realloc(sr, a_ssize *
220 sizeof (struct srec))) == NULL) {
221 fprintf(stderr, "acctprc1: 2 Cannot reallocate memory\n");
222 printf("errno=%d\n", errno);
223 exit(2);
224 }
225 sp = &sr[a_ssize - A_SSIZE];
226 }
227
228 sp->sr_tty = cb.ct_tty;
229 sp->sr_start = cb.ct_start;
230 sp->sr_end = cb.ct_start + cb.ct_con[0] + cb.ct_con[1];
231 sp++;
232 up->ur_cnt++;
233 }
234 if (up != NULL)
235 urlast = ++up;
236 fclose(fp);
237 }
238
239 /*
240 * using urec-srec data (if any), make best guess at login name
241 * corresponding to uid, return ptr to the name.
242 * must match on tty; use start time to help guess
243 * for any urec having same uid as uid, search array of associated
244 * srecs for those having same tty
245 * if start time of process is within range of session, that's it
246 * if none can be found within range, give it to person of same uid
247 * who last logged off on that terminal
248 */
249 char *
getnamc(uid_t uid,dev_t tty,time_t start)250 getnamc(uid_t uid, dev_t tty, time_t start)
251 {
252 struct urec *up;
253 struct srec *sp;
254 struct srec *splast;
255 long latest;
256 char *guess;
257
258 latest = 0;
259 guess = NULL;
260 for (up = ur; up < urlast && uid >= up->ur_uid; up++)
261 if (uid == up->ur_uid) {
262 sp = up->ur_srec;
263 splast = sp+up->ur_cnt;
264 for (; sp < splast; sp++)
265 if (tty == sp->sr_tty) {
266 if (start >= sp->sr_start &&
267 start <= sp->sr_end)
268 return(up->ur_name);
269 if (start >= sp->sr_start &&
270 sp->sr_end > latest) {
271 latest = sp->sr_end;
272 guess = up->ur_name;
273 }
274 }
275 }
276
277 return(guess);
278 }
279 int
aread(int ver)280 aread(int ver)
281 {
282 struct o_acct oab;
283 int ret;
284
285 if (ver != 2) {
286 if ((ret = fread((char *)&oab, sizeof(struct o_acct), 1, stdin)) == 1){
287 /* copy SVR3 acct struct to SVR4 acct struct */
288 ab.ac_flag = oab.ac_flag | AEXPND;
289 ab.ac_stat = oab.ac_stat;
290 ab.ac_uid = (uid_t) oab.ac_uid;
291 ab.ac_gid = (gid_t) oab.ac_gid;
292 ab.ac_tty = (dev_t) oab.ac_tty;
293 ab.ac_btime = oab.ac_btime;
294 ab.ac_utime = oab.ac_utime;
295 ab.ac_stime = oab.ac_stime;
296 ab.ac_mem = oab.ac_mem;
297 ab.ac_io = oab.ac_io;
298 ab.ac_rw = oab.ac_rw;
299 strcpy(ab.ac_comm, oab.ac_comm);
300 }
301 } else
302 ret = fread((char *)&ab, sizeof(struct acct), 1, stdin);
303
304
305 return(ret != 1 ? 0 : 1);
306 }
307