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H
HardenedBSD-pkg
rad:z3QDZAW2FAfuLvihrhiyDC9fAD8G9
HardenedBSD Package Manager
Radicle
Git
Commits › fedd1d7
Add support for jail and chroot, document it in the man page
Baptiste Daroussin committed 14 years ago
commit fedd1d7b9b70d616b1048d62ec60cb597f42d999
parent 7acb4f9
3 files changed +62 -9
modified pkg/Makefile
@@ -22,7 +22,8 @@ DEBUG_FLAGS+= -g -O0
CFLAGS+=	-I${.CURDIR}/../libpkg

LDADD+=		-L../libpkg \

		-lpkgng \
- 
		-lutil
+ 
		-lutil \
+ 
		-ljail

WARNS?=		6

MAN=	pkg.1 \

	pkg-add.1 \
modified pkg/main.c
@@ -5,6 +5,9 @@
#include <string.h>

#include <sysexits.h>

#include <unistd.h>
+ 
#include <sys/param.h>
+ 
#include <sys/jail.h>
+ 
#include <jail.h>



#include <pkg.h>
@@ -55,7 +58,7 @@ const unsigned int cmd_len = (sizeof(cmd)/sizeof(cmd[0]));
static void

usage(void)

{
- 
	fprintf(stderr, "usage: pkg [-d] <command> [<args>]\n\n");
+ 
	fprintf(stderr, "usage: pkg [-d] [-j <jail name or id>|-c <chroot path>] <command> [<args>]\n\n");

	fprintf(stderr, "Global options supported:\n");

	fprintf(stderr, "  -d: Increment debug level\n\n");

	fprintf(stderr, "Commands supported:\n");
@@ -115,6 +118,9 @@ main(int argc, char **argv)
	unsigned int i;

	struct commands *command = NULL;

	unsigned int ambiguous = 0;
+ 
	const char *chroot_path = NULL;
+ 
	int jid;
+ 
	const char *jail_str = NULL;

	size_t len;

	char ch;

	int debug = 0;
@@ -124,11 +130,17 @@ main(int argc, char **argv)


	pkg_event_register(&event_callback, NULL);
- 
	while ((ch = getopt(argc, argv, "d")) != -1) {
+ 
	while ((ch = getopt(argc, argv, "dj:c:")) != -1) {

		switch(ch) {

			case 'd':

				debug++;

				break;
+ 
			case 'c':
+ 
				chroot_path = optarg;
+ 
				break;
+ 
			case 'j':
+ 
				jail_str = optarg;
+ 
				break;

			default:

				break;

		}
@@ -139,6 +151,30 @@ main(int argc, char **argv)
	optreset = 1;

	optind = 1;
+ 
	if (jail_str != NULL && chroot_path != NULL) {
+ 
		fprintf(stderr, "-j and -c can be used at the same time\n");
+ 
		usage();
+ 
	}
+
+ 
	if (chroot_path != NULL)
+ 
		if (chroot(chroot_path) == -1)
+ 
			errx(EX_SOFTWARE, "chroot failed");
+
+ 
	if (jail_str != NULL) {
+ 
		jid = jail_getid(jail_str);
+ 
		if (jid < 0)
+ 
			errx(1, "%s", jail_errmsg);
+
+ 
		if (jail_attach(jid) == -1)
+ 
			err(1, "jail_attach(%s)", jail_str);
+ 
	}
+
+ 
	if (jail_str != NULL || chroot_path != NULL)
+ 
		if (chdir("/") == -1)
+ 
			errx(EX_SOFTWARE, "chdir() failed");
+
+
+ 


	len = strlen(argv[0]);

	for (i = 0; i < cmd_len; i++) {

		if (strncmp(argv[0], cmd[i].name, len) == 0) {
modified pkg/pkg.1
@@ -23,15 +23,34 @@
.Nd a utility for manipulating packages 

.Sh SYNOPSIS

.Nm
- 
.Ar <command> Ar <flags>
+ 
.Op Fl d
+ 
.Op Fl j Ao jail name or id Ac | Fl c Ao chroot path Ac
+ 
.Ao command Ac Ao Ar flags Ac

.Sh DESCRIPTION
- 
.Nm

provides an interface for manupulating packages - registering,

adding, removing and upgrading of packages.
+ 
.Sh OPTIONS
+ 
.Pp
+ 
The following options are supported by
+ 
.Nm:
+ 
.Bl -tag -width indent
+ 
.It Fl d
+ 
Show debug informations
+ 
.It Fl j Ao jail name or id Ac
+ 
.Nm
+ 
will execute in the given
+ 
.Ao jail name or id Ac
+ 
.Xr jail 8
+ 
.It Fl c Ao chroot path Ac
+ 
.Nm
+ 
will chroot in the
+ 
.Ao chroot path Ac
+ 
Environment
+ 
.El

.Sh COMMANDS

The following commands are supported by

.Nm :
- 
.Bl -tag -width F1
+ 
.Bl -tag -width indent

.It \fBhelp\fP Ar <command>

Displays usage information of the specified command.

.It \fBadd\fP
@@ -84,7 +103,6 @@ System-wide configuration file. This file format and available configuration
options are described in

.Xr pkg.conf 5 .

.El
- 


.Bl -tag -width ".Pa /etc/pkg/repositories"

.It Pa /etc/pkg/repositories

Global repositories file. This file contains a pair of
@@ -113,5 +131,3 @@ definitions of remote repositories.
.Xr pkg.conf 5

.Sh AUTHORS AND CONTRIBUTORS

.Sh BUGS
- 
.Sh AUTHORS AND CONTRIBUTORS
- 
.Sh BUGS