X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=man%2Ftmpfiles.d.xml;h=8776068a115de8e526d5cb5a6707becab1b11707;hp=e6b4c1bfacb939d0b041571878a8fef337e0eadf;hb=ff5d32c875fe5507db2004d3c22fe77cbc7eab0d;hpb=5471472d441d9ac48640f11a3b07e6a1fd6d1b63 diff --git a/man/tmpfiles.d.xml b/man/tmpfiles.d.xml index e6b4c1bfa..8776068a1 100644 --- a/man/tmpfiles.d.xml +++ b/man/tmpfiles.d.xml @@ -7,16 +7,16 @@ Copyright 2010 Brandon Philips systemd is free software; you can redistribute it and/or modify it - under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. systemd is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. + Lesser General Public License for more details. - You should have received a copy of the GNU General Public License + You should have received a copy of the GNU Lesser General Public License along with systemd; If not, see . --> @@ -42,47 +42,79 @@ tmpfiles.d - Configuration for creation, deletion and cleaning of temporary and volatile files + Configuration for creation, deletion and + cleaning of volatile and temporary files /etc/tmpfiles.d/*.conf + /run/tmpfiles.d/*.conf + /usr/lib/tmpfiles.d/*.conf Description - systemd uses - /etc/tmpfiles.d/ to describe the - creation, cleaning and removal of temporary files and - directories which usually reside in - /var/run or - /tmp). Each configuration file - is named in the style of - /etc/tmpfiles.d/<program>.conf. + systemd-tmpfiles uses the + configuration files from the above directories to describe the + creation, cleaning and removal of volatile and + temporary files and directories which usually reside + in directories such as /run + or /tmp. - Configuration Format - - The configuration format is one line per path - containing action, mode, ownership and age - fields: - - Type Path Mode UID GID Age -d /var/run/user 0755 root root 10d + Configuration Format + + Each configuration file shall be named in the + style of <program>.conf. + Files in /etc/ override files + with the same name in /usr/lib/ + and /run/. Files in + /run/ override files with the same + name in /usr/lib/. Packages + should install their configuration files in + /usr/lib/. Files in + /etc/ are reserved for the local + administrator, who may use this logic to override the + configuration files installed by vendor packages. All + configuration files are sorted by their filename in + alphabetical order, regardless in which of the + directories they reside, to guarantee that a specific + configuration file takes precedence over another file + with an alphabetically later name + + If the administrator wants to disable a + configuration file supplied by the vendor the + recommended way is to place a symlink to + /dev/null in + /etc/tmpfiles.d/ bearing the + same file name. + + The configuration format is one line per path + containing action, path, mode, ownership, age and argument + fields: + + Type Path Mode UID GID Age Argument +d /run/user 0755 root root 10d - +L /tmp/foobar - - - - /dev/null Type f - Create a file if it doesn't exist yet + Create a file if it doesn't exist yet (optionally writing a short string into it, if the argument parameter is passed) F - Create or truncate a file + Create or truncate a file (optionally writing a short string into it, if the argument parameter is passed) + + + + w + Write the argument parameter to a file, if it exists. @@ -95,19 +127,89 @@ d /var/run/user 0755 root root 10d Create or empty a directory + + p + Create a named pipe (FIFO) if it doesn't exist yet + + + + L + Create a symlink if it doesn't exist yet + + + + c + Create a character device node if it doesn't exist yet + + + + b + Create a block device node if it doesn't exist yet + + x - Ignore a path + Ignore a path + during cleaning. Use this type + to exclude paths from clean-up + as controlled with the Age + parameter. Note that lines of + this type do not influence the + effect of r or R lines. Lines + of this type accept + shell-style globs in place of + of normal path + names. r - Remove a path + Remove a file + or directory if it + exists. This may not be used + to remove non-empty + directories, use R for + that. Lines of this type + accept shell-style globs in + place of normal path + names. R - Recursively remove a path + Recursively + remove a path and all its + subdirectories (if it is a + directory). Lines of this type + accept shell-style globs in + place of normal path + names. + + + + z + Restore + SELinux security context label + and set ownership and access + mode of a file or directory if + it exists. Lines of this type + accept shell-style globs in + place of normal path names. + + + + + Z + Recursively + restore SELinux security + context label and set + ownership and access mode of a + path and all its + subdirectories (if it is a + directory). Lines of this type + accept shell-style globs in + place of normal path + names. @@ -115,10 +217,14 @@ d /var/run/user 0755 root root 10d Mode - The file access mode to use for this - file or directory. If omitted or when set to - - the default is used: 0755 for directories, - 0644 for files. + The file access mode to use when + creating this file or directory. If omitted or + when set to - the default is used: 0755 for + directories, 0644 for all other file + objects. For z, Z lines if omitted or when set + to - the file access mode will not be + modified. This parameter is ignored for x, r, + R, L lines. @@ -127,8 +233,10 @@ d /var/run/user 0755 root root 10d The user and group to use for this file or directory. This may either be a numeric user/group ID or a user or group name. If - omitted or when set to - the default 0 is - used. + omitted or when set to - the default 0 (root) + is used. For z, Z lines when omitted or when set to - + the file ownership will not be modified. + These parameters are ignored for x, r, R, L lines. @@ -153,10 +261,31 @@ d /var/run/user 0755 root root 10d us - If multiple integers and units are specified the time values are summed up. + If multiple integers and units are specified the time + values are summed up. - The age field only applies to lines starting with d, D and x. If omitted or set to - no automatic clean-up is done. + The age field only applies to lines starting with + d, D and x. If omitted or set to - no automatic clean-up + is done. + If the age field starts with a tilde + character (~) the clean-up is only applied to + files and directories one level inside the + directory specified, but not the files and + directories immediately inside it. + + + + Argument + + For L lines determines the destination + path of the symlink. For c, b determines the + major/minor of the device node, with major and + minor formatted as integers, separated by :, + e.g. "1:3". For f, F, w may be used to specify + a short string that is written to the file, + suffixed by a newline. Ignored for all other + lines. @@ -167,7 +296,7 @@ d /var/run/user 0755 root root 10d /etc/tmpfiles.d/screen.conf example screen needs two directories created at boot with specific modes and ownership. - d /var/run/screens 1777 root root 10d + d /var/run/screens 1777 root root 10d d /var/run/uscreens 0755 root root 10d12h @@ -175,7 +304,8 @@ d /var/run/uscreens 0755 root root 10d12h See Also - systemd1 + systemd1, + systemd-tmpfiles8