X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=man%2Ftmpfiles.d.xml;h=2872cc0add463e4d484e40a4c4e355bff68eda21;hp=7f4c45c9600c13cdd877e685976104bac307fa46;hb=7b4977254cdc1203b44211e00cdb3a0c318cfcf2;hpb=ee17ee7c5cc22c286f943578918beaa78bbc86db diff --git a/man/tmpfiles.d.xml b/man/tmpfiles.d.xml index 7f4c45c96..2872cc0ad 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 . --> @@ -47,64 +47,83 @@ - /usr/lib/tmpfiles.d/*.conf /etc/tmpfiles.d/*.conf /run/tmpfiles.d/*.conf + /usr/lib/tmpfiles.d/*.conf Description - 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. + 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 - - Each configuration file is named in the style of - <program>.conf. - Files in /etc/ overwrite - files with the same name in /usr/lib/. - Files in /run overwrite files with - the same name in /etc/ and - /usr/lib/. Packages should install their - configuration files in /usr/lib/, files - in /etc/ are reserved for the local - administration, which possibly decides to overwrite the - configurations installed from packages. All files are sorted - by filename in alphabetical order, regardless in which of the - directories they reside, to ensure that a specific - configuration file takes precedence over another file with - an alphabetically later name. - - The configuration format is one line per path - containing action, mode, ownership and age - fields: - - Type Path Mode UID GID Age -d /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. If multiple files specify the + same path, the entry in the file with the alphabetically + earliest name will be applied, all all other conflicting + entries logged as errors. + + 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 filename. + + 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 does not 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 the file exists. + Lines of this type accept shell-style globs in place of normal path + names. The argument parameter will be written without a trailing + newline. C-style backslash escapes are interpreted. d - Create a directory if it doesn't exist yet + Create a directory if it does not exist yet @@ -114,7 +133,22 @@ d /run/user 0755 root root 10d p - Create a named pipe (FIFO) if it doesn't exist yet + Create a named pipe (FIFO) if it does not exist yet + + + + L + Create a symlink if it does not exist yet + + + + c + Create a character device node if it does not exist yet + + + + b + Create a block device node if it does not exist yet @@ -128,7 +162,22 @@ d /run/user 0755 root root 10d effect of r or R lines. Lines of this type accept shell-style globs in place of - of normal path + normal path + names. + + + + X + Ignore a path + during cleanup. Use this type + to prevent path removal as + controlled with the Age parameter. + Note that if path is a directory, + content of a directory is not + excluded from clean-up, only + directory itself. Lines of this + type accept shell-style globs + in place of normal path names. @@ -155,6 +204,32 @@ d /run/user 0755 root root 10d 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. + @@ -164,8 +239,11 @@ d /run/user 0755 root root 10d 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 files. This parameter is - ignored for x, r, R lines. + 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. @@ -175,8 +253,9 @@ d /run/user 0755 root root 10d 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 (root) - is used. . These parameters are ignored for x, - r, R lines. + 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. @@ -202,11 +281,35 @@ d /run/user 0755 root root 10d If multiple integers and units are specified the time - values are summed up. + values are summed up. If an integer is given without a unit, + s is assumed. + + + When the age is set to zero, the files are cleaned + unconditionally. 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. @@ -217,16 +320,24 @@ d /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 + + /etc/tmpfiles.d/abrt.conf example + abrt needs a directory created at boot with specific mode and ownership and its content should be preserved. + + d /var/tmp/abrt 0755 abrt abrt +x /var/tmp/abrt/* + See Also systemd1, - systemd-tmpfiles8 + systemd-tmpfiles8, + systemd-delta1