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diff --git a/libexec/rc/rc.d/jail b/libexec/rc/rc.d/jail
--- a/libexec/rc/rc.d/jail
+++ b/libexec/rc/rc.d/jail
@@ -25,6 +25,7 @@
: ${jail_consolecmd:=/usr/bin/login -f root}
: ${jail_jexec:=/usr/sbin/jexec}
: ${jail_jls:=/usr/sbin/jls}
+: ${jail_config_file:="single"}
need_dad_wait=
@@ -455,7 +456,14 @@
_ALL)
command=$jail_program
rc_flags=$jail_flags
- command_args="-f $jail_conf -c"
+ if [ "${jail_config_file}" = "single" ]; then
+ command_args="-f $jail_conf -c"
+ elif [ "${jail_config_file}" = "multiple" ]; then
+ command_args="-F -c"
+ else
+ echo "jail_config_file must be 'single' or 'multiple'" >&2
+ exit 1
+ fi
if ! checkyesno jail_parallel_start; then
command_args="$command_args -p1"
fi
@@ -485,7 +493,14 @@
eval rc_flags=\${jail_${_jv}_flags:-$jail_flags}
eval command=\${jail_${_jv}_program:-$jail_program}
- command_args="-i -f $_conf -c $_j"
+ if [ "${jail_config_file}" = "single" ]; then
+ command_args="-i -f $_conf -c $_j"
+ elif [ "${jail_config_file}" = "multiple" ]; then
+ command_args="-i -F -c $_j"
+ else
+ echo "jail_config_file must be 'single' or 'multiple'" >&2
+ exit 1
+ fi
(
_tmp=`mktemp -t jail_${_j}` || exit 3
if $command $rc_flags $command_args \
@@ -513,7 +528,14 @@
eval rc_flags=\${jail_${_jv}_flags:-$jail_flags}
eval command=\${jail_${_jv}_program:-$jail_program}
- command_args="-i -f $_conf -c $_j"
+ if [ "${jail_config_file}" = "single" ]; then
+ command_args="-i -f $_conf -c $_j"
+ elif [ "${jail_config_file}" = "multiple" ]; then
+ command_args="-i -F -c $_j"
+ else
+ echo "jail_config_file must be 'single' or 'multiple'" >&2
+ exit 1
+ fi
_tmp=`mktemp -t jail` || exit 3
if $command $rc_flags $command_args \
>> $_tmp 2>&1 </dev/null; then
@@ -543,7 +565,14 @@
_ALL)
command=$jail_program
rc_flags=$jail_flags
- command_args="-f $jail_conf -r"
+ if [ "${jail_config_file}" = "single" ]; then
+ command_args="-f $jail_conf -r"
+ elif [ "${jail_config_file}" = "multiple" ]; then
+ command_args="-F -r"
+ else
+ echo "jail_config_file must be 'single' or 'multiple'" >&2
+ exit 1
+ fi
if checkyesno jail_reverse_stop; then
$jail_jls name | tail -r
else
@@ -574,7 +603,14 @@
eval command=\${jail_${_jv}_program:-$jail_program}
echo -n " ${_hostname:-${_j}}"
_tmp=`mktemp -t jail` || exit 3
- $command -q -f $_conf -r $_j >> $_tmp 2>&1
+ if [ "${jail_config_file}" = "single" ]; then
+ $command -q -f $_conf -r $_j >> $_tmp 2>&1
+ elif [ "${jail_config_file}" = "multiple" ]; then
+ $command -q -F -r $_j >> $_tmp 2>&1
+ else
+ echo "jail_config_file must be 'single' or 'multiple'" >&2
+ exit 1
+ fi
if $jail_jls -j $_j > /dev/null 2>&1; then
cat $_tmp
else
diff --git a/usr.sbin/jail/config.c b/usr.sbin/jail/config.c
--- a/usr.sbin/jail/config.c
+++ b/usr.sbin/jail/config.c
@@ -32,12 +32,14 @@
#include <sys/types.h>
#include <sys/errno.h>
#include <sys/socket.h>
+#include <sys/stat.h>
#include <sys/sysctl.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <err.h>
+#include <glob.h>
#include <netdb.h>
#include <stdio.h>
#include <stdlib.h>
@@ -123,11 +125,25 @@
[KP_VNET] = {"vnet", 0},
};
+static const char *conf_files[] = {
+ "/etc/jail.conf",
+ "/etc/jail.conf.d/*.conf",
+ "/etc/jail.*.conf"
+};
+
+static void
+check_glob_err(int rc) {
+ if (rc == GLOB_NOSPACE)
+ err(1, "Failed to allocate memory for glob!");
+ else if (rc == GLOB_ABORTED)
+ err(1, "Error encountered parsing glob!");
+}
+
/*
* Parse the jail configuration file.
*/
void
-load_config(void)
+load_config(int op)
{
struct cfjails wild;
struct cfparams opp;
@@ -135,19 +151,52 @@
struct cfparam *p, *vp, *tp;
struct cfstring *s, *vs, *ns;
struct cfvar *v, *vv;
+ struct stat st = {0};
+ const char *mycfname = cfname;
+ glob_t g = {0};
char *ep;
- int did_self, jseq, pgen;
-
- if (!strcmp(cfname, "-")) {
- cfname = "STDIN";
- yyin = stdin;
- } else {
- yyin = fopen(cfname, "r");
- if (!yyin)
- err(1, "%s", cfname);
+ size_t si;
+ int did_self, jseq, pgen, rc;
+
+ if (op & JF_CONF_ALL) {
+ si = sizeof(conf_files) / sizeof(conf_files[0]);
+ for (size_t i = 0; i < si; i++) {
+ rc = glob(conf_files[i], GLOB_APPEND, NULL, &g);
+ check_glob_err(rc);
+ }
+ for (size_t i = 0; i < g.gl_pathc; i++) {
+ cfname = g.gl_pathv[i];
+ yyin = fopen(cfname, "r");
+ if (!yyin)
+ err(1, "%s", cfname);
+ if (yyparse() || yynerrs) {
+ fclose(yyin);
+ exit(1);
+ }
+ fclose(yyin);
+ }
+ }
+ cfname = mycfname;
+ if (cfname != NULL) {
+ if (strcmp(cfname, "-")) {
+ if (stat(cfname, &st) != 0)
+ err(1, "No such file %s!", cfname);
+ yyin = fopen(cfname, "r");
+ if (!yyin)
+ err(1, "%s", cfname);
+ if (yyparse() || yynerrs) {
+ fclose(yyin);
+ exit(1);
+ }
+ fclose(yyin);
+ } else {
+ cfname = "STDIN";
+ yyin = stdin;
+ if (yyparse() || yynerrs) {
+ exit(1);
+ }
+ }
}
- if (yyparse() || yynerrs)
- exit(1);
/* Separate the wildcard jails out from the actual jails. */
jseq = 0;
diff --git a/usr.sbin/jail/jail.8 b/usr.sbin/jail/jail.8
--- a/usr.sbin/jail/jail.8
+++ b/usr.sbin/jail/jail.8
@@ -41,13 +41,13 @@
.Ar param Ns = Ns Ar value ...
.Op Cm command Ns = Ns Ar command ...
.Nm
-.Op Fl dqv
+.Op Fl dqvF
.Op Fl f Ar conf_file
.Op Fl p Ar limit
.Op Fl cmr
.Op Ar jail
.Nm
-.Op Fl qv
+.Op Fl qvF
.Op Fl f Ar conf_file
.Op Fl rR
.Op Cm * | Ar jail ...
@@ -62,6 +62,7 @@
.Ar command ...
.Nm
.Op Fl f Ar conf_file
+.Op Fl F
.Fl e
.Ar separator
.Sh DESCRIPTION
@@ -146,6 +147,11 @@
.Ar conf_file
instead of the default
.Pa /etc/jail.conf .
+.It Fl F
+Parse all configuration files, namely /etc/jail.conf,
+/etc/jail.conf.d/<name>.conf and /etc/jail.<name>.conf, in that order. If
+.Fl f Ar conf_file
+is used, it will be appended to the list of files to be parsed.
.It Fl h
Resolve the
.Va host.hostname
@@ -1377,6 +1383,15 @@
.Va path .
This is by virtue of the child jail being created in the chrooted
environment of the first jail.
+.El
+.Sh FILES
+.Bl -tag -width indent -compact
+.It Pa /etc/jail.conf
+Main configuration file.
+.It Pa /etc/jail.conf.d
+Directory with jail configuration files. It is usually used as jail per file.
+.It Pa /etc/jail.<name>.conf
+Jail per file configuration.
.Sh SEE ALSO
.Xr killall 1 ,
.Xr lsvfs 1 ,
diff --git a/usr.sbin/jail/jail.c b/usr.sbin/jail/jail.c
--- a/usr.sbin/jail/jail.c
+++ b/usr.sbin/jail/jail.c
@@ -134,7 +134,6 @@
int
main(int argc, char **argv)
{
- struct stat st;
FILE *jfp;
struct cfjail *j;
char *JidFile;
@@ -152,10 +151,10 @@
op = 0;
dflag = Rflag = 0;
docf = 1;
- cfname = CONF_FILE;
+ cfname = NULL;
JidFile = NULL;
- while ((ch = getopt(argc, argv, "cde:f:hiJ:lmn:p:qrRs:u:U:v")) != -1) {
+ while ((ch = getopt(argc, argv, "cde:f:FhiJ:lmn:p:qrRs:u:U:v")) != -1) {
switch (ch) {
case 'c':
op |= JF_START;
@@ -170,6 +169,9 @@
case 'f':
cfname = optarg;
break;
+ case 'F':
+ op |= JF_CONF_ALL;
+ break;
case 'h':
#if defined(INET) || defined(INET6)
add_param(NULL, NULL, IP_IP_HOSTNAME, NULL);
@@ -287,20 +289,20 @@
} else if (op == JF_STOP || op == JF_SHOW) {
/* Just print list of all configured non-wildcard jails */
if (op == JF_SHOW) {
- load_config();
+ load_config(op);
show_jails();
exit(0);
}
/* Jail remove, perhaps using the config file */
if (!docf || argc == 0)
usage();
- if (!Rflag)
+ docf = Rflag == 0 ? 1 : 0;
+ if (docf) {
for (i = 0; i < argc; i++)
if (strchr(argv[i], '='))
usage();
- if ((docf = !Rflag &&
- (!strcmp(cfname, "-") || stat(cfname, &st) == 0)))
- load_config();
+ load_config(op);
+ }
note_remove = docf || argc > 1 || wild_jail_name(argv[0]);
} else if (argc > 1 || (argc == 1 && strchr(argv[0], '='))) {
/* Single jail specified on the command line */
@@ -348,7 +350,7 @@
/* From the config file, perhaps with a specified jail */
if (Rflag || !docf)
usage();
- load_config();
+ load_config(op);
}
/* Find out which jails will be run. */
@@ -1054,11 +1056,11 @@
(void)fprintf(stderr,
"usage: jail [-dhilqv] [-J jid_file] [-u username] [-U username]\n"
" -[cmr] param=value ... [command=command ...]\n"
- " jail [-dqv] [-f file] -[cmr] [jail]\n"
- " jail [-qv] [-f file] -[rR] ['*' | jail ...]\n"
+ " jail [-dqvF] [-f file] -[cmr] [jail]\n"
+ " jail [-qvF] [-f file] -[rR] ['*' | jail ...]\n"
" jail [-dhilqv] [-J jid_file] [-u username] [-U username]\n"
" [-n jailname] [-s securelevel]\n"
" path hostname ip[,...] command ...\n"
- " jail [-f file] -e separator\n");
+ " jail [-f file] [-F] -e separator\n");
exit(1);
}
diff --git a/usr.sbin/jail/jailp.h b/usr.sbin/jail/jailp.h
--- a/usr.sbin/jail/jailp.h
+++ b/usr.sbin/jail/jailp.h
@@ -36,8 +36,6 @@
#include <jail.h>
-#define CONF_FILE "/etc/jail.conf"
-
#define DEP_FROM 0
#define DEP_TO 1
@@ -68,6 +66,7 @@
#define JF_SLEEPQ 0x0400 /* Waiting on a command and/or timeout */
#define JF_FROM_RUNQ 0x0800 /* Has already been on the run queue */
#define JF_SHOW 0x1000 /* -e Exhibit list of configured jails */
+#define JF_CONF_ALL 0x2000 /* jail.conf, jail.conf.d and jail.<name>.conf */
#define JF_OP_MASK (JF_START | JF_SET | JF_STOP)
#define JF_RESTART (JF_START | JF_STOP)
@@ -208,7 +207,7 @@
extern int finish_command(struct cfjail *j);
extern struct cfjail *next_proc(int nonblock);
-extern void load_config(void);
+extern void load_config(int op);
extern struct cfjail *add_jail(void);
extern void add_param(struct cfjail *j, const struct cfparam *p,
enum intparam ipnum, const char *value);

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