NetBSD/dist/am-utils/fsinfo/fsi_util.c

696 lines
11 KiB
C

/* $NetBSD: fsi_util.c,v 1.3 2001/05/13 18:06:59 veego Exp $ */
/*
* Copyright (c) 1997-2001 Erez Zadok
* Copyright (c) 1989 Jan-Simon Pendry
* Copyright (c) 1989 Imperial College of Science, Technology & Medicine
* Copyright (c) 1989 The Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgment:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* %W% (Berkeley) %G%
*
* Id: fsi_util.c,v 1.3.2.2 2001/01/10 03:23:33 ezk Exp
*
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif /* HAVE_CONFIG_H */
#include <am_defs.h>
#include <fsi_data.h>
#include <fsinfo.h>
/* static variables */
static int show_range = 10;
static int col = 0;
static int total_shown = 0;
static int total_mmm = 8;
static int
col_output(int len)
{
int wrapped = 0;
col += len;
if (col > 77) {
fputc('\n', stdout);
col = len;
wrapped = 1;
}
return wrapped;
}
static void
show_total(void)
{
if (total_mmm != -show_range + 1) {
char n[8];
int len;
if (total_mmm < 0)
fputc('*', stdout);
sprintf(n, "%d", total_shown);
len = strlen(n);
if (col_output(len))
fputc(' ', stdout);
fputs(n, stdout);
fflush(stdout);
total_mmm = -show_range;
}
}
void
col_cleanup(int eoj)
{
if (verbose < 0)
return;
if (eoj) {
show_total();
fputs(")]", stdout);
}
if (col) {
fputc('\n', stdout);
col = 0;
}
}
/*
* Lots of ways of reporting errors...
*/
void
error(char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
col_cleanup(0);
fprintf(stderr, "%s: Error, ", progname);
vfprintf(stderr, fmt, ap);
fputc('\n', stderr);
errors++;
va_end(ap);
}
void
lerror(ioloc *l, char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
col_cleanup(0);
fprintf(stderr, "%s:%d: ", l->i_file, l->i_line);
vfprintf(stderr, fmt, ap);
fputc('\n', stderr);
errors++;
va_end(ap);
}
void
lwarning(ioloc *l, char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
col_cleanup(0);
fprintf(stderr, "%s:%d: ", l->i_file, l->i_line);
vfprintf(stderr, fmt, ap);
fputc('\n', stderr);
va_end(ap);
}
void
fatal(char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
col_cleanup(1);
fprintf(stderr, "%s: Fatal, ", progname);
vfprintf(stderr, fmt, ap);
fputc('\n', stderr);
va_end(ap);
exit(1);
}
/*
* Debug log
*/
void
log(char *fmt, ...)
{
va_list ap;
if (verbose > 0) {
va_start(ap, fmt);
fputc('#', stdout);
fprintf(stdout, "%s: ", progname);
vfprintf(stdout, fmt, ap);
putc('\n', stdout);
va_end(ap);
}
}
void
info_hdr(FILE *ef, char *info)
{
fprintf(ef, "# *** NOTE: This file contains %s info\n", info);
}
void
gen_hdr(FILE *ef, char *hn)
{
fprintf(ef, "# *** NOTE: Only for use on %s\n", hn);
}
static void
make_banner(FILE *fp)
{
time_t t = time((time_t *) 0);
char *cp = ctime(&t);
fprintf(fp,
"\
# *** This file was automatically generated -- DO NOT EDIT HERE ***\n\
# \"%s\" run by %s@%s on %s\
#\n\
",
progname, username, hostname, cp);
}
void
show_new(char *msg)
{
if (verbose < 0)
return;
total_shown++;
if (total_mmm > show_range) {
show_total();
} else if (total_mmm == 0) {
fputc('*', stdout);
fflush(stdout);
col += 1;
}
total_mmm++;
}
void
show_area_being_processed(char *area, int n)
{
static char *last_area = 0;
if (verbose < 0)
return;
if (last_area) {
if (total_shown)
show_total();
fputs(")", stdout);
col += 1;
}
if (!last_area || !STREQ(area, last_area)) {
if (last_area) {
col_cleanup(0);
total_shown = 0;
total_mmm = show_range + 1;
}
(void) col_output(strlen(area) + 2);
fprintf(stdout, "[%s", area);
last_area = area;
}
fputs(" (", stdout);
col += 2;
show_range = n;
total_mmm = n + 1;
fflush(stdout);
}
/*
* Open a file with the given prefix and name
*/
FILE *
pref_open(char *pref, char *hn, void (*hdr) (FILE *, char *), char *arg)
{
char p[MAXPATHLEN];
FILE *ef;
sprintf(p, "%s%s", pref, hn);
log("Writing %s info for %s to %s", pref, hn, p);
ef = fopen(p, "w");
if (ef) {
(*hdr) (ef, arg);
make_banner(ef);
} else {
error("can't open %s for writing", p);
}
return ef;
}
int
pref_close(FILE *fp)
{
return fclose(fp) == 0;
}
/*
* Determine where Amd would automount the host/volname pair
*/
void
compute_automount_point(char *buf, host *hp, char *vn)
{
sprintf(buf, "%s/%s%s", autodir, hp->h_lochost, vn);
}
char *
xcalloc(int i, int s)
{
char *p = (char *) calloc(i, (unsigned) s);
if (!p)
fatal("Out of memory");
return p;
}
/*
* Data constructors..
*/
automount *
new_automount(char *name)
{
automount *ap = CALLOC(struct automount);
ap->a_ioloc = current_location();
ap->a_name = name;
ap->a_volname = 0;
ap->a_mount = 0;
ap->a_opts = 0;
show_new("automount");
return ap;
}
auto_tree *
new_auto_tree(char *def, qelem *ap)
{
auto_tree *tp = CALLOC(struct auto_tree);
tp->t_ioloc = current_location();
tp->t_defaults = def;
tp->t_mount = ap;
show_new("auto_tree");
return tp;
}
host *
new_host(void)
{
host *hp = CALLOC(struct host);
hp->h_ioloc = current_location();
hp->h_mask = 0;
show_new("host");
return hp;
}
void
set_host(host *hp, int k, char *v)
{
int m = 1 << k;
if (hp->h_mask & m) {
yyerror("host field \"%s\" already set", host_strings[k]);
return;
}
hp->h_mask |= m;
switch (k) {
case HF_HOST:{
char *p = strdup(v);
dict_ent *de = dict_locate(dict_of_hosts, v);
if (de)
yyerror("duplicate host %s!", v);
else
dict_add(dict_of_hosts, v, (char *) hp);
hp->h_hostname = v;
domain_strip(p, hostname);
if (strchr(p, '.') != 0)
XFREE(p);
else
hp->h_lochost = p;
}
break;
case HF_CONFIG:{
qelem *q;
qelem *vq = (qelem *) v;
hp->h_mask &= ~m;
if (hp->h_config)
q = hp->h_config;
else
q = hp->h_config = new_que();
ins_que(vq, q->q_back);
}
break;
case HF_ETHER:{
qelem *q;
qelem *vq = (qelem *) v;
hp->h_mask &= ~m;
if (hp->h_ether)
q = hp->h_ether;
else
q = hp->h_ether = new_que();
ins_que(vq, q->q_back);
}
break;
case HF_ARCH:
hp->h_arch = v;
break;
case HF_OS:
hp->h_os = v;
break;
case HF_CLUSTER:
hp->h_cluster = v;
break;
default:
abort();
break;
}
}
ether_if *
new_ether_if(void)
{
ether_if *ep = CALLOC(struct ether_if);
ep->e_mask = 0;
ep->e_ioloc = current_location();
show_new("ether_if");
return ep;
}
void
set_ether_if(ether_if *ep, int k, char *v)
{
int m = 1 << k;
if (ep->e_mask & m) {
yyerror("netif field \"%s\" already set", ether_if_strings[k]);
return;
}
ep->e_mask |= m;
switch (k) {
case EF_INADDR:{
ep->e_inaddr.s_addr = inet_addr(v);
if (ep->e_inaddr.s_addr == (u_long) - 1)
yyerror("malformed IP dotted quad: %s", v);
XFREE(v);
}
break;
case EF_NETMASK:{
u_long nm = 0;
if ((sscanf(v, "0x%lx", &nm) == 1 || sscanf(v, "%lx", &nm) == 1) && nm != 0)
ep->e_netmask = htonl(nm);
else
yyerror("malformed netmask: %s", v);
XFREE(v);
}
break;
case EF_HWADDR:
ep->e_hwaddr = v;
break;
default:
abort();
break;
}
}
void
set_disk_fs(disk_fs *dp, int k, char *v)
{
int m = 1 << k;
if (dp->d_mask & m) {
yyerror("fs field \"%s\" already set", disk_fs_strings[k]);
return;
}
dp->d_mask |= m;
switch (k) {
case DF_FSTYPE:
dp->d_fstype = v;
break;
case DF_OPTS:
dp->d_opts = v;
break;
case DF_DUMPSET:
dp->d_dumpset = v;
break;
case DF_LOG:
dp->d_log = v;
break;
case DF_PASSNO:
dp->d_passno = atoi(v);
XFREE(v);
break;
case DF_FREQ:
dp->d_freq = atoi(v);
XFREE(v);
break;
case DF_MOUNT:
dp->d_mount = &((fsi_mount *) v)->m_q;
break;
default:
abort();
break;
}
}
disk_fs *
new_disk_fs(void)
{
disk_fs *dp = CALLOC(struct disk_fs);
dp->d_ioloc = current_location();
show_new("disk_fs");
return dp;
}
void
set_mount(fsi_mount *mp, int k, char *v)
{
int m = 1 << k;
if (mp->m_mask & m) {
yyerror("mount tree field \"%s\" already set", mount_strings[k]);
return;
}
mp->m_mask |= m;
switch (k) {
case DM_VOLNAME:
dict_add(dict_of_volnames, v, (char *) mp);
mp->m_volname = v;
break;
case DM_EXPORTFS:
mp->m_exportfs = v;
break;
case DM_SEL:
mp->m_sel = v;
break;
default:
abort();
break;
}
}
fsi_mount *
new_mount(void)
{
fsi_mount *fp = CALLOC(struct fsi_mount);
fp->m_ioloc = current_location();
show_new("mount");
return fp;
}
void
set_fsmount(fsmount *fp, int k, char *v)
{
int m = 1 << k;
if (fp->f_mask & m) {
yyerror("mount field \"%s\" already set", fsmount_strings[k]);
return;
}
fp->f_mask |= m;
switch (k) {
case FM_LOCALNAME:
fp->f_localname = v;
break;
case FM_VOLNAME:
fp->f_volname = v;
break;
case FM_FSTYPE:
fp->f_fstype = v;
break;
case FM_OPTS:
fp->f_opts = v;
break;
case FM_FROM:
fp->f_from = v;
break;
case FM_DIRECT:
break;
default:
abort();
break;
}
}
fsmount *
new_fsmount(void)
{
fsmount *fp = CALLOC(struct fsmount);
fp->f_ioloc = current_location();
show_new("fsmount");
return fp;
}
void
init_que(qelem *q)
{
q->q_forw = q->q_back = q;
}
qelem *
new_que(void)
{
qelem *q = CALLOC(qelem);
init_que(q);
return q;
}
void
ins_que(qelem *elem, qelem *pred)
{
qelem *p;
p = pred->q_forw;
elem->q_back = pred;
elem->q_forw = p;
pred->q_forw = elem;
p->q_back = elem;
}
void
rem_que(qelem *elem)
{
qelem *p, *p2;
p = elem->q_forw;
p2 = elem->q_back;
p2->q_forw = p;
p->q_back = p2;
}