httpd

Apache hypertext transfer protocol server

httpd [-X] [-R libexecdir] [ -d serverroot] [-f config] [ -C directive] [-c directive] [-D parameter]

httpd [-h] [-l] [-L] [-v] [-V] [-S] [-t] [-T]

sudo apachectl start|stop|restart

httpd may be invoked by the Internet daemon inetd(8) each time a connection to the HTTP service is made.

See the Apache manual .

-k start   restart   graceful   stop   graceful-stop
-e lvl	Error Log level
-E startupErrsFile	error messages during startup
-d serverroot	Default /usr/local/apache2.
-f startCmdsFile	Execute startCmdsFile on startup. Default /usr/local/apache2/conf/httpd.conf.
-C directive	Process before config
-c directive	Process after config
-D parameter	Sets a configuration parameter which can be used with <IfDefine>..</IfDefine> sections in the configuration files to conditionally skip or process commands.
-l	list of modules compiled into the server.
-L	list directives provided by statuc modules
-M	map of loaded Static and Shared Modules.
-S	Show virtualhost settings as parsed config
-t	Run syntax tests for config
-T	Skip document root check at startup/restart.
-X	single-process debugging
-R libexecdir	Overides ServerRoot only Apache built with SHARED_CORE
-v	output version and exit.
-V	output version and build parameters exit. Server version: Apache/2.2.22 (Unix) Server built: Aug 24 2012 17:16:58 Server's Module Magic Number: 20051115:30 Server loaded: APR 1.4.5, APR-Util 1.3.12 Compiled using: APR 1.4.5, APR-Util 1.3.12 Architecture: 64-bit Server MPM: Prefork threaded: no forked: yes (variable process count) Server compiled with.... -D APACHE_MPM_DIR="server/mpm/prefork" -D APR_HAS_SENDFILE -D APR_HAS_MMAP -D APR_HAVE_IPV6 (IPv4-mapped addresses enabled) -D APR_USE_FLOCK_SERIALIZE -D APR_USE_PTHREAD_SERIALIZE -D SINGLE_LISTEN_UNSERIALIZED_ACCEPT -D APR_HAS_OTHER_CHILD -D AP_HAVE_RELIABLE_PIPED_LOGS -D DYNAMIC_MODULE_LIMIT=128 -D HTTPD_ROOT="/usr" -D SUEXEC_BIN="/usr/bin/suexec" -D DEFAULT_PIDLOG="/private/var/run/httpd.pid" -D DEFAULT_SCOREBOARD="logs/apache_runtime_status" -D DEFAULT_LOCKFILE="/private/var/run/accept.lock" -D DEFAULT_ERRORLOG="logs/error_log" -D AP_TYPES_CONFIG_FILE="/private/etc/apache2/mime.types" -D SERVER_CONFIG_FILE="/private/etc/apache2/httpd.conf"
-h	Usage: ./httpd [-D name] [-d directory] [-f file] [-C "directive"] [-c "directive"] [-k start|restart|graceful|graceful-stop|stop] [-v] [-V] [-h] [-l] [-L] [-t] [-T] [-S] Options: -D name : define a name for use in directives -d directory : specify an alternate initial ServerRoot -f file : specify an alternate ServerConfigFile -C "directive" : process directive before reading config files -c "directive" : process directive after reading config files -e level : show startup errors of level (see LogLevel) -E file : log startup errors to file -v : show version number -V : show compile settings -h : list available command line options (this page) -l : list compiled in modules -L : list available configuration directives -t -D DUMP_VHOSTS : show parsed settings (currently only vhost settings) -S : a synonym for -t -D DUMP_VHOSTS -t -D DUMP_MODULES : show all loaded modules -M : a synonym for -t -D DUMP_MODULES -t : run syntax check for config files -T : start without DocumentRoot(s) check

FILES

       /etc/httpd/httpd.conf
       /etc/httpd/srm.conf
       /etc/httpd/access.conf
       /etc/httpd/mime.types
       /etc/httpd/magic
       /var/log/httpd/error_log
       /var/log/httpd/access_log
       /var/run/httpd.pid

.htaccess contains pointer to the password file.

.htpasswd is a frequent name.

See also

<Directory Container for directives affecting resources located in the specified directories                      Allowed in *.conf only outside Directory, Files or Location <Location Container for directives affecting resources accessed through the specified URL paths                      Allowed in *.conf only outside Directory, Files or Location <VirtualHost Container to map directives to a particular virtual host, takes one or more host addresses                      Allowed in *.conf only outside Directory, Files or Location <Files Container for directives affecting files matching specified patterns                      Allowed in *.conf anywhere and in .htaccess when AllowOverride isn't None <Limit Container for authentication directives when accessed using specified HTTP methods                      Allowed in *.conf anywhere and in .htaccess when AllowOverride isn't None <LimitExcept Container for authentication directives to be applied when any HTTP method other than those specified is used to access the resource                      Allowed in *.conf anywhere and in .htaccess when AllowOverride isn't None <IfModule Container for directives based on existance of specified modules                      Allowed in *.conf anywhere and in .htaccess when AllowOverride isn't None <IfDefine Container for directives based on existance of command line defines                      Allowed in *.conf anywhere and in .htaccess when AllowOverride isn't None <DirectoryMatch Container for directives affecting resources located in the specified directories                      Allowed in *.conf only outside Directory, Files or Location <LocationMatch Container for directives affecting resources accessed through the specified URL paths                      Allowed in *.conf only outside Directory, Files or Location <FilesMatch Container for directives affecting files matching specified patterns                      Allowed in *.conf anywhere and in .htaccess when AllowOverride isn't None AuthType An HTTP authorization type (e.g., "Basic")                      Allowed in *.conf only inside Directory, Files or Location and in .htaccess when AllowOverride includes AuthConfig AuthName The authentication realm (e.g. "Members Only")                      Allowed in *.conf only inside Directory, Files or Location and in .htaccess                      when AllowOverride includes AuthConfig Require Selects which authenticated users or groups may access a protected space                      Allowed in *.conf only inside Directory, Files or Location and in .htaccess                      when AllowOverride includes AuthConfig Satisfy access policy if both allow and require used ('all' or 'any')                      Allowed in *.conf only inside Directory, Files or Location and in .htaccess                      when AllowOverride includes AuthConfig AddDefaultCharset The name of the default charset to add to any Content-Type without one or 'Off' to disable                      Allowed in *.conf anywhere and in .htaccess when AllowOverride includes FileInfo AcceptPathInfo Set to on or off for PATH_INFO to be accepted by handlers, or default for the per-handler preference                      Allowed in *.conf anywhere and in .htaccess when AllowOverride includes FileInfo AccessFileName Name(s) of per-directory config files (default: .htaccess)                      Allowed in *.conf only outside Directory, Files or Location DocumentRoot Root directory of the document tree                      Allowed in *.conf only outside Directory, Files or Location ErrorDocument Change responses for HTTP errors                      Allowed in *.conf anywhere and in .htaccess when AllowOverride includes FileInfo AllowOverride Controls what groups of directives can be configured by per-directory config files                      Allowed in *.conf only inside Directory, Files or Location Options Set a number of attributes for a given directory                      Allowed in *.conf anywhere and in .htaccess when AllowOverride includes Options DefaultType the default MIME type for untypable files                      Allowed in *.conf anywhere and in .htaccess when AllowOverride includes FileInfo FileETag Specify components used to construct a file's ETag                      Allowed in *.conf anywhere and in .htaccess when AllowOverride includes FileInfo EnableMMAP Controls whether memory-mapping may be used to read files                      Allowed in *.conf anywhere and in .htaccess when AllowOverride includes FileInfo EnableSendfile Controls whether sendfile may be used to transmit files                      Allowed in *.conf anywhere and in .htaccess when AllowOverride includes FileInfo Protocol Set the Protocol for httpd to use. Allowed in *.conf only outside Directory, Files or Location AcceptFilter Set the Accept Filter to use for a protocol Allowed in *.conf only outside Directory, Files or Location Port Port was replaced with Listen in Apache 2.0 Allowed in *.conf only outside Directory, Files or Location HostnameLookups one | off reverse DNS lookups, or double to enable double-reverse DNS lookups Allowed in *.conf anywhere ServerAdmin The email address of the server administrator. Allowed in *.conf only outside Directory, Files or Location ServerName The hostname and port of the server. Allowed in *.conf only outside Directory, Files or Location ServerSignature En-/disable server signature (on|off|email)                      Allowed in *.conf anywhere and in .htaccess when AllowOverride isn't None ServerRoot Common directory of server-related files (logs, confs, etc.). Allowed in *.conf only outside Directory, Files or Location ErrorLog The filename of the error log. Allowed in *.conf only outside Directory, Files or Location ServerAlias A name or names alternately used to access the server                      Allowed in *.conf only outside Directory, Files or Location ServerPath The pathname the server can be reached at                      Allowed in *.conf only outside Directory, Files or Location Timeout Timeout duration (sec)                      Allowed in *.conf only outside Directory, Files or Location ContentDigest whether or not to send a Content-MD5 header with each request Allowed in *.conf anywhere and in .htaccess when AllowOverride includes Options UseCanonicalName How to work out the ServerName : Port when constructing URLs Allowed in *.conf anywhere UseCanonicalPhysicalPort Whether to use the physical Port when constructing URLs. Allowed in *.conf anywhere Include Name of the config file to be included. Allowed in *.conf anywhere LogLevel Level of verbosity in error logging                      Allowed in *.conf only outside Directory, Files or Location NameVirtualHost A numeric IP address:port, or the name of a host                      Allowed in *.conf only outside Directory, Files or Location ServerTokens Determine tokens displayed in the Server: header - Min(imal), OS or Full                      Allowed in *.conf only outside Directory, Files or Location LimitRequestLine Limit on maximum size of an HTTP request line                      Allowed in *.conf only outside Directory, Files or Location LimitRequestFieldsize Limit on maximum size of an HTTP request header field LimitRequestFields Limit (0 = unlimited) on max number of header fields in a request message LimitRequestBody Limit (in bytes) on maximum size of request message body                      Allowed in *.conf anywhere and in .htaccess when AllowOverride isn't None LimitXMLRequestBody Limit (in bytes) on maximum size of an XML-based request body MaxRanges Maximum number of Ranges in a request before returning the entire resource, or 0 for unlimited                      Allowed in *.conf anywhere RLimitCPU Soft/hard limits for max CPU usage in seconds                      Allowed in *.conf anywhere and in .htaccess when AllowOverride isn't None RLimitMEM Soft/hard limits for max memory usage per process RLimitNPROC soft/hard limits for max number of processes per uid LimitInternalRecursion maximum recursion depth of internal redirects and subrequests                      Allowed in *.conf only outside Directory, Files or Location ForceType a mime type that overrides other configured type                      Allowed in *.conf anywhere and in .htaccess when AllowOverride includes FileInfo SetHandler a handler name that overrides any other configured handler                      Allowed in *.conf anywhere and in .htaccess when AllowOverride includes FileInfo SetOutputFilter filter (or ; delimited list of filters) to be run on the request content                      Allowed in *.conf anywhere and in .htaccess when AllowOverride includes FileInfo SetInputFilter filter (or ; delimited list of filters) to be run on the request body                      Allowed in *.conf anywhere and in .htaccess when AllowOverride includes FileInfo AddOutputFilterByType output filter name followed by one or more content-types                      Allowed in *.conf anywhere and in .htaccess when AllowOverride includes FileInfo AllowEncodedSlashes Allow URLs containing '/' encoded as '%2F'                      Allowed in *.conf only outside Directory, Files or Location PidFile A file for logging the server process ID                      Allowed in *.conf only outside Directory, Files or Location ScoreBoardFile A file for Apache to maintain runtime process management information                      Allowed in *.conf only outside Directory, Files or Location LockFile The lockfile used when Apache needs to lock the accept() call                      Allowed in *.conf only outside Directory, Files or Location MaxRequestsPerChild Maximum number of requests a particular child serves before dying.                      Allowed in *.conf only outside Directory, Files or Location CoreDumpDirectory The location of the directory Apache changes to before dumping core                      Allowed in *.conf only outside Directory, Files or Location AcceptMutex Valid accept mutexes for this platform and MPM are: default, flock, fcntl, sysvsem, posixsem, pthread.                      Allowed in *.conf only outside Directory, Files or Location MaxMemFree Maximum number of 1k blocks a particular childs allocator may hold.                      Allowed in *.conf only outside Directory, Files or Location ThreadStackSize Size in bytes of stack used by threads handling client connections                      Allowed in *.conf only outside Directory, Files or Location TraceEnable 'on' (default), 'off' or 'extended' to trace request body content                      Allowed in *.conf only outside Directory, Files or Location Suexec Enable or disable suEXEC support                      Allowed in *.conf only outside Directory, Files or Location CustomLog a file name, a custom log format string or format name, and an optional "env=" clause (see docs)                      Allowed in *.conf only outside Directory, Files or Location TransferLog the filename of the access log                      Allowed in *.conf only outside Directory, Files or Location LogFormat a log format string (see docs) and an optional format name                      Allowed in *.conf only outside Directory, Files or Location CookieLog the filename of the cookie log                      Allowed in *.conf only outside Directory, Files or Location BufferedLogs Enable Buffered Logging (experimental)                      Allowed in *.conf only outside Directory, Files or Location <IfVersion (mod_version.c) a comparison operator, a version (and a delimiter)                      Allowed in *.conf anywhere [no per-dir config] and in .htaccess when AllowOverride isn't None User Effective user id for this server                      Allowed in *.conf only outside Directory, Files or Location Group Effective group id for this server                      Allowed in *.conf only outside Directory, Files or Location ChrootDir The directory to chroot(2) into                      Allowed in *.conf only outside Directory, Files or Location ListenBacklog Maximum length of the queue of pending connections, as used by listen(2)                      Allowed in *.conf only outside Directory, Files or Location Listen A port number or a numeric IP address and a port number, and an optional protocol                      Allowed in *.conf only outside Directory, Files or Location SendBufferSize Send buffer size in bytes                      Allowed in *.conf only outside Directory, Files or Location ReceiveBufferSize Receive buffer size in bytes                      Allowed in *.conf only outside Directory, Files or Location StartServers Number of child processes launched at server startup                      Allowed in *.conf only outside Directory, Files or Location MinSpareThreads Minimum number of idle threads, to handle request spikes                      Allowed in *.conf only outside Directory, Files or Location MaxSpareThreads Maximum number of idle threads                      Allowed in *.conf only outside Directory, Files or Location MaxClients Maximum number of threads alive at the same time                      Allowed in *.conf only outside Directory, Files or Location ThreadsPerChild Number of threads each child creates                      Allowed in *.conf only outside Directory, Files or Location ServerLimit Maximum number of child processes for this run of Apache                      Allowed in *.conf only outside Directory, Files or Location ThreadLimit Maximum number of worker threads per child process for this run of Apache - Upper limit for ThreadsPerChild                      Allowed in *.conf only outside Directory, Files or Location KeepAliveTimeout (http_core.c) Keep-Alive timeout duration (sec)                      Allowed in *.conf only outside Directory, Files or Location MaxKeepAliveRequests (http_core.c) Maximum number of Keep-Alive requests per connection.                      Allowed in *.conf only outside Directory, Files or Location KeepAlive persistent connections should be On or Of.f Allowed in *.conf only outside Directory, Files or Location LoadModule module and shared object file to load it from                      Allowed in *.conf only outside Directory, Files or Location LoadFile shared object file or library to load at runtime                      Allowed in *.conf only outside Directory, Files or Location GracefulShutdownTimeout seconds to wait for child processes during shutdown                      Allowed in *.conf only outside Directory, Files or Location

starting apache under Mac OS X
sudo launchctl load -w /System/Library/LaunchDaemons/org.apache.httpd.plist

See