{ "content": [ { "type": "text", "text": "# pickup (man)\n\n## NAME\n\npickup - Postfix local mail pickup\n\n## SYNOPSIS\n\npickup [generic Postfix daemon options]\n\n## DESCRIPTION\n\nThe pickup(8) daemon waits for hints that new mail has been dropped into the maildrop direc‐\ntory, and feeds it into the cleanup(8) daemon. Ill-formatted files are deleted without noti‐\nfying the originator. This program expects to be run from the master(8) process manager.\n\n## Sections\n\n- **NAME**\n- **SYNOPSIS**\n- **DESCRIPTION**\n- **STANDARDS**\n- **SECURITY**\n- **DIAGNOSTICS**\n- **BUGS**\n- **CONFIGURATION PARAMETERS**\n- **CONTENT INSPECTION CONTROLS** (2 subsections)\n- **MISCELLANEOUS CONTROLS** (12 subsections)\n- **SEE ALSO**\n- **LICENSE**\n\nUse structuredContent.sections for detailed options, examples, and full documentation.\n" } ], "structuredContent": { "command": "pickup", "section": "", "mode": "man", "summary": "pickup - Postfix local mail pickup", "synopsis": "pickup [generic Postfix daemon options]", "tldr_summary": null, "tldr_examples": [], "tldr_source": null, "flags": [], "examples": [], "see_also": [ { "name": "cleanup", "section": "8", "url": "https://www.chedong.com/phpMan.php/man/cleanup/8/json" }, { "name": "sendmail", "section": "1", "url": "https://www.chedong.com/phpMan.php/man/sendmail/1/json" }, { "name": "postdrop", "section": "1", "url": "https://www.chedong.com/phpMan.php/man/postdrop/1/json" }, { "name": "postconf", "section": "5", "url": "https://www.chedong.com/phpMan.php/man/postconf/5/json" }, { "name": "master", "section": "5", "url": "https://www.chedong.com/phpMan.php/man/master/5/json" }, { "name": "master", "section": "8", "url": "https://www.chedong.com/phpMan.php/man/master/8/json" }, { "name": "postlogd", "section": "8", "url": "https://www.chedong.com/phpMan.php/man/postlogd/8/json" }, { "name": "syslogd", "section": "8", "url": "https://www.chedong.com/phpMan.php/man/syslogd/8/json" } ], "section_outline": [ { "name": "NAME", "lines": 2, "subsections": [] }, { "name": "SYNOPSIS", "lines": 2, "subsections": [] }, { "name": "DESCRIPTION", "lines": 4, "subsections": [] }, { "name": "STANDARDS", "lines": 2, "subsections": [] }, { "name": "SECURITY", "lines": 6, "subsections": [] }, { "name": "DIAGNOSTICS", "lines": 2, "subsections": [] }, { "name": "BUGS", "lines": 4, "subsections": [] }, { "name": "CONFIGURATION PARAMETERS", "lines": 6, "subsections": [] }, { "name": "CONTENT INSPECTION CONTROLS", "lines": 1, "subsections": [ { "name": "content_filter (empty)", "lines": 3 }, { "name": "receive_override_options (empty)", "lines": 3 } ] }, { "name": "MISCELLANEOUS CONTROLS", "lines": 1, "subsections": [ { "name": "config_directory (see 'postconf -d' output)", "lines": 2 }, { "name": "ipc_timeout (3600s)", "lines": 3 }, { "name": "line_length_limit (2048)", "lines": 3 }, { "name": "max_idle (100s)", "lines": 3 }, { "name": "max_use (100)", "lines": 3 }, { "name": "process_id (read-only)", "lines": 2 }, { "name": "process_name (read-only)", "lines": 2 }, { "name": "queue_directory (see 'postconf -d' output)", "lines": 2 }, { "name": "syslog_facility (mail)", "lines": 2 }, { "name": "syslog_name (see 'postconf -d' output)", "lines": 5 }, { "name": "service_name (read-only)", "lines": 4 }, { "name": "info_log_address_format (external)", "lines": 2 } ] }, { "name": "SEE ALSO", "lines": 9, "subsections": [] }, { "name": "LICENSE", "lines": 14, "subsections": [] } ], "sections": { "NAME": { "content": "pickup - Postfix local mail pickup\n", "subsections": [] }, "SYNOPSIS": { "content": "pickup [generic Postfix daemon options]\n", "subsections": [] }, "DESCRIPTION": { "content": "The pickup(8) daemon waits for hints that new mail has been dropped into the maildrop direc‐\ntory, and feeds it into the cleanup(8) daemon. Ill-formatted files are deleted without noti‐\nfying the originator. This program expects to be run from the master(8) process manager.\n", "subsections": [] }, "STANDARDS": { "content": "None. The pickup(8) daemon does not interact with the outside world.\n", "subsections": [] }, "SECURITY": { "content": "The pickup(8) daemon is moderately security sensitive. It runs with fixed low privilege and\ncan run in a chrooted environment. However, the program reads files from potentially hostile\nusers. The pickup(8) daemon opens no files for writing, is careful about what files it opens\nfor reading, and does not actually touch any data that is sent to its public service end‐\npoint.\n", "subsections": [] }, "DIAGNOSTICS": { "content": "Problems and transactions are logged to syslogd(8) or postlogd(8).\n", "subsections": [] }, "BUGS": { "content": "The pickup(8) daemon copies mail from file to the cleanup(8) daemon. It could avoid message\ncopying overhead by sending a file descriptor instead of file data, but then the already com‐\nplex cleanup(8) daemon would have to deal with unfiltered user data.\n", "subsections": [] }, "CONFIGURATION PARAMETERS": { "content": "As the pickup(8) daemon is a relatively long-running process, up to an hour may pass before a\nmain.cf change takes effect. Use the command \"postfix reload\" command to speed up a change.\n\nThe text below provides only a parameter summary. See postconf(5) for more details including\nexamples.\n", "subsections": [] }, "CONTENT INSPECTION CONTROLS": { "content": "", "subsections": [ { "name": "content_filter (empty)", "content": "After the message is queued, send the entire message to the specified transport:desti‐\nnation.\n" }, { "name": "receive_override_options (empty)", "content": "Enable or disable recipient validation, built-in content filtering, or address map‐\nping.\n" } ] }, "MISCELLANEOUS CONTROLS": { "content": "", "subsections": [ { "name": "config_directory (see 'postconf -d' output)", "content": "The default location of the Postfix main.cf and master.cf configuration files.\n" }, { "name": "ipc_timeout (3600s)", "content": "The time limit for sending or receiving information over an internal communication\nchannel.\n" }, { "name": "line_length_limit (2048)", "content": "Upon input, long lines are chopped up into pieces of at most this length; upon deliv‐\nery, long lines are reconstructed.\n" }, { "name": "max_idle (100s)", "content": "The maximum amount of time that an idle Postfix daemon process waits for an incoming\nconnection before terminating voluntarily.\n" }, { "name": "max_use (100)", "content": "The maximal number of incoming connections that a Postfix daemon process will service\nbefore terminating voluntarily.\n" }, { "name": "process_id (read-only)", "content": "The process ID of a Postfix command or daemon process.\n" }, { "name": "process_name (read-only)", "content": "The process name of a Postfix command or daemon process.\n" }, { "name": "queue_directory (see 'postconf -d' output)", "content": "The location of the Postfix top-level queue directory.\n" }, { "name": "syslog_facility (mail)", "content": "The syslog facility of Postfix logging.\n" }, { "name": "syslog_name (see 'postconf -d' output)", "content": "A prefix that is prepended to the process name in syslog records, so that, for exam‐\nple, \"smtpd\" becomes \"prefix/smtpd\".\n\nAvailable in Postfix 3.3 and later:\n" }, { "name": "service_name (read-only)", "content": "The master.cf service name of a Postfix daemon process.\n\nAvailable in Postfix 3.5 and later:\n" }, { "name": "info_log_address_format (external)", "content": "The email address form that will be used in non-debug logging (info, warning, etc.).\n" } ] }, "SEE ALSO": { "content": "cleanup(8), message canonicalization\nsendmail(1), Sendmail-compatible interface\npostdrop(1), mail posting agent\npostconf(5), configuration parameters\nmaster(5), generic daemon options\nmaster(8), process manager\npostlogd(8), Postfix logging\nsyslogd(8), system logging\n", "subsections": [] }, "LICENSE": { "content": "The Secure Mailer license must be distributed with this software.\n\nAUTHOR(S)\nWietse Venema\nIBM T.J. Watson Research\nP.O. Box 704\nYorktown Heights, NY 10598, USA\n\nWietse Venema\nGoogle, Inc.\n111 8th Avenue\nNew York, NY 10011, USA\n\nPICKUP(8postfix)", "subsections": [] } } } }