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tmpfiles: add 'z', like 'Z' but not recursive

This commit is contained in:
Michal Schmidt 2011-12-16 18:27:35 +01:00
parent 062e01bbdb
commit 777b87e702
3 changed files with 38 additions and 14 deletions
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4
man/systemd-tmpfiles.xml
View File

@ -84,8 +84,8 @@
<listitem><para>If this option is passed all
files and directories marked with f,
F, d, D in the configuration files are
created. Files and directories marked with Z
have their ownership, access mode and security
created. Files and directories marked with z,
Z have their ownership, access mode and security
labels set.</para></listitem>
</varlistentry>

14
man/tmpfiles.d.xml
View File

@ -156,6 +156,16 @@ d /run/user 0755 root root 10d</programlisting>
names.</para></listitem>
</varlistentry>
<varlistentry>
<term><varname>z</varname></term>
<listitem><para>Set ownership, access
mode and relabel security context of
a file or directory if it exists.
Lines of this type accept shell-style
globs in place of normal path names.
</para></listitem>
</varlistentry>
<varlistentry>
<term><varname>Z</varname></term>
<listitem><para>Recursively set
@ -175,7 +185,7 @@ d /run/user 0755 root root 10d</programlisting>
<para>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. For Z lines
directories, 0644 for files. 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
lines.</para>
@ -188,7 +198,7 @@ d /run/user 0755 root root 10d</programlisting>
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. For Z lines when omitted or when set to -
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 lines.</para>
</refsect2>

34
src/tmpfiles.c
View File

@ -62,6 +62,7 @@ typedef enum ItemType {
IGNORE_PATH = 'x',
REMOVE_PATH = 'r',
RECURSIVE_REMOVE_PATH = 'R',
RELABEL_PATH = 'z',
RECURSIVE_RELABEL_PATH = 'Z'
} ItemType;
@ -92,7 +93,7 @@ static const char *arg_prefix = NULL;
#define MAX_DEPTH 256
static bool needs_glob(ItemType t) {
return t == IGNORE_PATH || t == REMOVE_PATH || t == RECURSIVE_REMOVE_PATH || t == RECURSIVE_RELABEL_PATH;
return t == IGNORE_PATH || t == REMOVE_PATH || t == RECURSIVE_REMOVE_PATH || t == RELABEL_PATH || t == RECURSIVE_RELABEL_PATH;
}
static struct Item* find_glob(Hashmap *h, const char *match) {
@ -646,6 +647,13 @@ static int create_item(Item *i) {
break;
case RELABEL_PATH:
r = glob_item(i, item_set_perms);
if (r < 0)
return 0;
break;
case RECURSIVE_RELABEL_PATH:
r = glob_item(i, recursive_relabel);
@ -670,6 +678,7 @@ static int remove_item_instance(Item *i, const char *instance) {
case CREATE_DIRECTORY:
case CREATE_FIFO:
case IGNORE_PATH:
case RELABEL_PATH:
case RECURSIVE_RELABEL_PATH:
break;
@ -707,6 +716,7 @@ static int remove_item(Item *i) {
case CREATE_DIRECTORY:
case CREATE_FIFO:
case IGNORE_PATH:
case RELABEL_PATH:
case RECURSIVE_RELABEL_PATH:
break;
@ -808,15 +818,19 @@ static int parse_line(const char *fname, unsigned line, const char *buffer) {
goto finish;
}
if (type != CREATE_FILE &&
type != TRUNCATE_FILE &&
type != CREATE_DIRECTORY &&
type != TRUNCATE_DIRECTORY &&
type != CREATE_FIFO &&
type != IGNORE_PATH &&
type != REMOVE_PATH &&
type != RECURSIVE_REMOVE_PATH &&
type != RECURSIVE_RELABEL_PATH) {
switch(type) {
case CREATE_FILE:
case TRUNCATE_FILE:
case CREATE_DIRECTORY:
case TRUNCATE_DIRECTORY:
case CREATE_FIFO:
case IGNORE_PATH:
case REMOVE_PATH:
case RECURSIVE_REMOVE_PATH:
case RELABEL_PATH:
case RECURSIVE_RELABEL_PATH:
break;
default:
log_error("[%s:%u] Unknown file type '%c'.", fname, line, type);
r = -EBADMSG;
goto finish;