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authorLennart Poettering <lennart@poettering.net>2016-12-05 19:42:25 +0100
committerLennart Poettering <lennart@poettering.net>2016-12-07 18:47:32 +0100
commit7b07e99320586fa3baf3e6cbb374f06c6ddc47d8 (patch)
tree906d8f0f2ef8878d7215012925d8a0bafd854802 /src
parent744bb5b1bea4d04363f7894e86701efdd75b8acb (diff)
core: add specifier expansion to ReadOnlyPaths= and friends
Expanding specifiers here definitely makes sense. Also simplifies the loop a bit, as there's no reason to keep "prev" around...
Diffstat (limited to 'src')
-rw-r--r--src/core/load-fragment.c34
1 files changed, 20 insertions, 14 deletions
diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index 85bac9ea5b..6b36b2fc3a 100644
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -3828,8 +3828,8 @@ int config_parse_namespace_path_strv(
void *data,
void *userdata) {
+ Unit *u = userdata;
char*** sv = data;
- const char *prev;
const char *cur;
int r;
@@ -3844,10 +3844,10 @@ int config_parse_namespace_path_strv(
return 0;
}
- prev = cur = rvalue;
+ cur = rvalue;
for (;;) {
- _cleanup_free_ char *word = NULL;
- int offset;
+ _cleanup_free_ char *word = NULL, *resolved = NULL, *joined = NULL;
+ bool ignore_enoent;
r = extract_first_word(&cur, &word, NULL, EXTRACT_QUOTES);
if (r == 0)
@@ -3855,31 +3855,37 @@ int config_parse_namespace_path_strv(
if (r == -ENOMEM)
return log_oom();
if (r < 0) {
- log_syntax(unit, LOG_ERR, filename, line, r, "Trailing garbage, ignoring: %s", prev);
+ log_syntax(unit, LOG_ERR, filename, line, r, "Failed to extract first word, ignoring: %s", rvalue);
return 0;
}
if (!utf8_is_valid(word)) {
log_syntax_invalid_utf8(unit, LOG_ERR, filename, line, word);
- prev = cur;
continue;
}
- offset = word[0] == '-';
- if (!path_is_absolute(word + offset)) {
- log_syntax(unit, LOG_ERR, filename, line, 0, "Not an absolute path, ignoring: %s", word);
- prev = cur;
+ ignore_enoent = word[0] == '-';
+
+ r = unit_full_printf(u, word + ignore_enoent, &resolved);
+ if (r < 0) {
+ log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers in %s: %m", word);
continue;
}
- path_kill_slashes(word + offset);
+ if (!path_is_absolute(resolved)) {
+ log_syntax(unit, LOG_ERR, filename, line, 0, "Not an absolute path, ignoring: %s", resolved);
+ continue;
+ }
+
+ path_kill_slashes(resolved);
- r = strv_push(sv, word);
+ joined = strjoin(ignore_enoent ? "-" : "", resolved);
+
+ r = strv_push(sv, joined);
if (r < 0)
return log_oom();
- prev = cur;
- word = NULL;
+ joined = NULL;
}
return 0;