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-rw-r--r--man/systemd-tmpfiles.xml10
-rw-r--r--src/tmpfiles/tmpfiles.c26
2 files changed, 22 insertions, 14 deletions
diff --git a/man/systemd-tmpfiles.xml b/man/systemd-tmpfiles.xml
index 447a7eaa17..c1aab51551 100644
--- a/man/systemd-tmpfiles.xml
+++ b/man/systemd-tmpfiles.xml
@@ -75,11 +75,11 @@
<citerefentry><refentrytitle>tmpfiles.d</refentrytitle><manvolnum>5</manvolnum></citerefentry>.
</para>
- <para>If invoked with no arguments, it applies all directives from
- all configuration files. If one or more absolute filenames are passed on
- the command line, only the directives in these files are applied.
- If only the basename of a configuration file is specified, all
- configuration directories as specified in
+ <para>If invoked with no arguments, it applies all directives from all configuration
+ files. If one or more absolute filenames are passed on the command line, only the
+ directives in these files are applied. If <literal>-</literal> is specified instead
+ of a filename, directives are read from standard input. If only the basename of a
+ configuration file is specified, all configuration directories as specified in
<citerefentry><refentrytitle>tmpfiles.d</refentrytitle><manvolnum>5</manvolnum></citerefentry>
are searched for a matching file.</para>
</refsect1>
diff --git a/src/tmpfiles/tmpfiles.c b/src/tmpfiles/tmpfiles.c
index efd264b34d..85b876d11b 100644
--- a/src/tmpfiles/tmpfiles.c
+++ b/src/tmpfiles/tmpfiles.c
@@ -2198,7 +2198,8 @@ static int parse_argv(int argc, char *argv[]) {
}
static int read_config_file(const char *fn, bool ignore_enoent) {
- _cleanup_fclose_ FILE *f = NULL;
+ _cleanup_fclose_ FILE *_f = NULL;
+ FILE *f;
char line[LINE_MAX];
Iterator iterator;
unsigned v = 0;
@@ -2207,16 +2208,23 @@ static int read_config_file(const char *fn, bool ignore_enoent) {
assert(fn);
- r = search_and_fopen_nulstr(fn, "re", arg_root, conf_file_dirs, &f);
- if (r < 0) {
- if (ignore_enoent && r == -ENOENT) {
- log_debug_errno(r, "Failed to open \"%s\": %m", fn);
- return 0;
- }
+ if (streq(fn, "-")) {
+ log_debug("Reading config from stdin.");
+ fn = "<stdin>";
+ f = stdin;
+ } else {
+ r = search_and_fopen_nulstr(fn, "re", arg_root, conf_file_dirs, &_f);
+ if (r < 0) {
+ if (ignore_enoent && r == -ENOENT) {
+ log_debug_errno(r, "Failed to open \"%s\", ignoring: %m", fn);
+ return 0;
+ }
- return log_error_errno(r, "Failed to open '%s', ignoring: %m", fn);
+ return log_error_errno(r, "Failed to open '%s': %m", fn);
+ }
+ log_debug("Reading config file \"%s\".", fn);
+ f = _f;
}
- log_debug("Reading config file \"%s\".", fn);
FOREACH_LINE(line, f, break) {
char *l;