1 /* Licensed to the Apache Software Foundation (ASF) under one or more
2 * contributor license agreements. See the NOTICE file distributed with
3 * this work for additional information regarding copyright ownership.
4 * The ASF licenses this file to You under the Apache License, Version 2.0
5 * (the "License"); you may not use this file except in compliance with
6 * the License. You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
21 #include "http_config.h"
22 #include "ap_listen.h"
23 #ifdef HAVE_SYS_TIME_H
26 #ifdef HAVE_SYS_RESOURCE_H
27 #include <sys/resource.h>
29 #include "apr_hooks.h"
30 #include "apr_thread_proc.h"
31 #include "apr_proc_mutex.h"
32 #include "apr_global_mutex.h"
36 #ifdef APR_HAVE_SYS_TYPES_H
37 #include <sys/types.h>
49 AP_DECLARE_HOOK(ap_unix_identity_t *, get_suexec_identity,(const request_rec *r))
51 /* common stuff that unix MPMs will want */
53 /* Default user name and group name. These may be specified as numbers by
54 * placing a # before a number */
57 #define DEFAULT_USER "#-1"
60 #define DEFAULT_GROUP "#-1"
64 const char *user_name;
69 AP_DECLARE_DATA extern unixd_config_rec unixd_config;
71 AP_DECLARE(int) unixd_setup_child(void);
72 AP_DECLARE(void) unixd_pre_config(apr_pool_t *ptemp);
73 AP_DECLARE(const char *) unixd_set_user(cmd_parms *cmd, void *dummy,
75 AP_DECLARE(const char *) unixd_set_group(cmd_parms *cmd, void *dummy,
77 #if defined(RLIMIT_CPU) || defined(RLIMIT_DATA) || defined(RLIMIT_VMEM) || defined(RLIMIT_NPROC) || defined(RLIMIT_AS)
78 AP_DECLARE(void) unixd_set_rlimit(cmd_parms *cmd, struct rlimit **plimit,
79 const char *arg, const char * arg2, int type);
83 * One of the functions to set mutex permissions should be called in
84 * the parent process on platforms that switch identity when the
85 * server is started as root.
86 * If the child init logic is performed before switching identity
87 * (e.g., MPM setup for an accept mutex), it should only be called
88 * for SysV semaphores. Otherwise, it is safe to call it for all
91 AP_DECLARE(apr_status_t) unixd_set_proc_mutex_perms(apr_proc_mutex_t *pmutex);
92 AP_DECLARE(apr_status_t) unixd_set_global_mutex_perms(apr_global_mutex_t *gmutex);
93 AP_DECLARE(apr_status_t) unixd_accept(void **accepted, ap_listen_rec *lr, apr_pool_t *ptrans);
96 #define unixd_killpg(x, y) (killpg ((x), (y)))
97 #define ap_os_killpg(x, y) (killpg ((x), (y)))
98 #else /* HAVE_KILLPG */
99 #define unixd_killpg(x, y) (kill (-(x), (y)))
100 #define ap_os_killpg(x, y) (kill (-(x), (y)))
101 #endif /* HAVE_KILLPG */
103 #define UNIX_DAEMON_COMMANDS \
104 AP_INIT_TAKE1("User", unixd_set_user, NULL, RSRC_CONF, \
105 "Effective user id for this server"), \
106 AP_INIT_TAKE1("Group", unixd_set_group, NULL, RSRC_CONF, \
107 "Effective group id for this server")