1/*- 2 * Copyright (c) 2011 James Gritton 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 11 unchanged lines hidden (view full) --- 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> |
28__FBSDID("$FreeBSD: head/usr.sbin/jail/command.c 248854 2013-03-28 21:02:49Z jamie $"); |
29 30#include <sys/types.h> 31#include <sys/event.h> 32#include <sys/mount.h> 33#include <sys/stat.h> 34#include <sys/sysctl.h> 35#include <sys/user.h> 36#include <sys/wait.h> --- 46 unchanged lines hidden (view full) --- 83 84/* 85 * Run the next command associated with a jail. 86 */ 87int 88next_command(struct cfjail *j) 89{ 90 enum intparam comparam; |
91 int create_failed, stopping; |
92 93 if (paralimit == 0) { 94 requeue(j, &runnable); 95 return 1; 96 } 97 create_failed = (j->flags & (JF_STOP | JF_FAILED)) == JF_FAILED; |
98 stopping = (j->flags & JF_STOP) != 0; |
99 comparam = *j->comparam; 100 for (;;) { 101 if (j->comstring == NULL) { 102 j->comparam += create_failed ? -1 : 1; 103 switch ((comparam = *j->comparam)) { 104 case IP__NULL: 105 return 0; 106 case IP_MOUNT_DEVFS: 107 if (!bool_param(j->intparams[IP_MOUNT_DEVFS])) 108 continue; 109 /* FALLTHROUGH */ 110 case IP__OP: 111 case IP_STOP_TIMEOUT: 112 j->comstring = &dummystring; 113 break; 114 default: 115 if (j->intparams[comparam] == NULL) 116 continue; |
117 j->comstring = create_failed || (stopping && 118 (j->intparams[comparam]->flags & PF_REV)) |
119 ? TAILQ_LAST(&j->intparams[comparam]->val, 120 cfstrings) 121 : TAILQ_FIRST(&j->intparams[comparam]->val); 122 } 123 } else { 124 j->comstring = j->comstring == &dummystring ? NULL : |
125 create_failed || (stopping && 126 (j->intparams[comparam]->flags & PF_REV)) |
127 ? TAILQ_PREV(j->comstring, cfstrings, tq) 128 : TAILQ_NEXT(j->comstring, tq); 129 } 130 if (j->comstring == NULL || j->comstring->len == 0 || 131 (create_failed && (comparam == IP_EXEC_PRESTART || 132 comparam == IP_EXEC_START || comparam == IP_COMMAND || 133 comparam == IP_EXEC_POSTSTART))) 134 continue; --- 732 unchanged lines hidden --- |