Edit File: unixd.h
/* Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ /** * @file unixd.h * @brief common stuff that unix MPMs will want * * @addtogroup APACHE_OS_UNIX * @{ */ #ifndef UNIXD_H #define UNIXD_H #include "httpd.h" #include "http_config.h" #include "ap_listen.h" #ifdef HAVE_SYS_TIME_H #include <sys/time.h> #endif #ifdef HAVE_SYS_RESOURCE_H #include <sys/resource.h> #endif #include "apr_hooks.h" #include "apr_thread_proc.h" #include "apr_proc_mutex.h" #include "apr_global_mutex.h" #include <pwd.h> #include <grp.h> #ifdef APR_HAVE_SYS_TYPES_H #include <sys/types.h> #endif #ifdef HAVE_SYS_IPC_H #include <sys/ipc.h> #endif typedef struct { uid_t uid; gid_t gid; int userdir; } ap_unix_identity_t; AP_DECLARE_HOOK(ap_unix_identity_t *, get_suexec_identity,(const request_rec *r)) /* Default user name and group name. These may be specified as numbers by * placing a # before a number */ #ifndef DEFAULT_USER #define DEFAULT_USER "#-1" #endif #ifndef DEFAULT_GROUP #define DEFAULT_GROUP "#-1" #endif typedef struct { const char *user_name; uid_t user_id; gid_t group_id; int suexec_enabled; const char *chroot_dir; } unixd_config_rec; AP_DECLARE_DATA extern unixd_config_rec unixd_config; AP_DECLARE(int) unixd_setup_child(void); AP_DECLARE(void) unixd_pre_config(apr_pool_t *ptemp); AP_DECLARE(const char *) unixd_set_user(cmd_parms *cmd, void *dummy, const char *arg); AP_DECLARE(const char *) unixd_set_group(cmd_parms *cmd, void *dummy, const char *arg); AP_DECLARE(const char *) unixd_set_chroot_dir(cmd_parms *cmd, void *dummy, const char *arg); #if defined(RLIMIT_CPU) || defined(RLIMIT_DATA) || defined(RLIMIT_VMEM) || defined(RLIMIT_NPROC) || defined(RLIMIT_AS) AP_DECLARE(void) unixd_set_rlimit(cmd_parms *cmd, struct rlimit **plimit, const char *arg, const char * arg2, int type); #endif AP_DECLARE(const char *) unixd_set_suexec(cmd_parms *cmd, void *dummy, int arg); /** * One of the functions to set mutex permissions should be called in * the parent process on platforms that switch identity when the * server is started as root. * If the child init logic is performed before switching identity * (e.g., MPM setup for an accept mutex), it should only be called * for SysV semaphores. Otherwise, it is safe to call it for all * mutex types. */ AP_DECLARE(apr_status_t) unixd_set_proc_mutex_perms(apr_proc_mutex_t *pmutex); AP_DECLARE(apr_status_t) unixd_set_global_mutex_perms(apr_global_mutex_t *gmutex); AP_DECLARE(apr_status_t) unixd_accept(void **accepted, ap_listen_rec *lr, apr_pool_t *ptrans); #ifdef HAVE_KILLPG #define unixd_killpg(x, y) (killpg ((x), (y))) #define ap_os_killpg(x, y) (killpg ((x), (y))) #else /* HAVE_KILLPG */ #define unixd_killpg(x, y) (kill (-(x), (y))) #define ap_os_killpg(x, y) (kill (-(x), (y))) #endif /* HAVE_KILLPG */ #define UNIX_DAEMON_COMMANDS \ AP_INIT_TAKE1("User", unixd_set_user, NULL, RSRC_CONF, \ "Effective user id for this server"), \ AP_INIT_TAKE1("Group", unixd_set_group, NULL, RSRC_CONF, \ "Effective group id for this server"), \ AP_INIT_TAKE1("ChrootDir", unixd_set_chroot_dir, NULL, RSRC_CONF, \ "The directory to chroot(2) into") #endif /** @} */
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