core: rename ReadOnlySystem= to ProtectSystem= and add a third value for also mountin...

[elogind.git] / src / core / load-fragment.c

diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c
index 6403e411132f39834512f3239e7d7224a9c70788..54d3af1a99374fc095d10a11f8aa572ed2187504 100644 (file)
--- a/src/core/load-fragment.c
+++ b/src/core/load-fragment.c
@@ -197,8 +197,8 @@ int config_parse_unit_path_printf(const char *unit,
                                   void *data,
                                   void *userdata) {
 
-        Unit *u = userdata;
         _cleanup_free_ char *k = NULL;
+        Unit *u = userdata;
         int r;
 
         assert(filename);
@@ -207,12 +207,69 @@ int config_parse_unit_path_printf(const char *unit,
         assert(u);
 
         r = unit_full_printf(u, rvalue, &k);
-        if (r < 0)
-                log_syntax(unit, LOG_ERR, filename, line, -r,
-                           "Failed to resolve unit specifiers on %s, ignoring: %s", rvalue, strerror(-r));
+        if (r < 0) {
+                log_syntax(unit, LOG_ERR, filename, line, -r, "Failed to resolve unit specifiers on %s, ignoring: %s", rvalue, strerror(-r));
+                return 0;
+        }
 
-        return config_parse_path(unit, filename, line, section, section_line, lvalue, ltype,
-                                 k ? k : rvalue, data, userdata);
+        return config_parse_path(unit, filename, line, section, section_line, lvalue, ltype, k, data, userdata);
+}
+
+int config_parse_unit_path_strv_printf(
+                const char *unit,
+                const char *filename,
+                unsigned line,
+                const char *section,
+                unsigned section_line,
+                const char *lvalue,
+                int ltype,
+                const char *rvalue,
+                void *data,
+                void *userdata) {
+
+        char *w, *state, ***x = data;
+        Unit *u = userdata;
+        size_t l;
+        int r;
+
+        assert(filename);
+        assert(lvalue);
+        assert(rvalue);
+        assert(u);
+
+        FOREACH_WORD_QUOTED(w, l, rvalue, state) {
+                _cleanup_free_ char *k = NULL;
+                char t[l+1];
+
+                memcpy(t, w, l);
+                t[l] = 0;
+
+                r = unit_full_printf(u, t, &k);
+                if (r < 0) {
+                        log_syntax(unit, LOG_ERR, filename, line, -r, "Failed to resolve unit specifiers on %s, ignoring: %s", t, strerror(-r));
+                        return 0;
+                }
+
+                if (!utf8_is_valid(k)) {
+                        log_invalid_utf8(unit, LOG_ERR, filename, line, EINVAL, rvalue);
+                        return 0;
+                }
+
+                if (!path_is_absolute(k)) {
+                        log_syntax(unit, LOG_ERR, filename, line, -r, "Symlink path %s is not absolute, ignoring: %s", k, strerror(-r));
+                        return 0;
+                }
+
+                path_kill_slashes(k);
+
+                r = strv_push(x, k);
+                if (r < 0)
+                        return log_oom();
+
+                k = NULL;
+        }
+
+        return 0;
 }
 
 int config_parse_socket_listen(const char *unit,
@@ -3044,6 +3101,92 @@ int config_parse_no_new_privileges(
         return 0;
 }
 
+int config_parse_protect_home(
+                const char* unit,
+                const char *filename,
+                unsigned line,
+                const char *section,
+                unsigned section_line,
+                const char *lvalue,
+                int ltype,
+                const char *rvalue,
+                void *data,
+                void *userdata) {
+
+        ExecContext *c = data;
+        int k;
+
+        assert(filename);
+        assert(lvalue);
+        assert(rvalue);
+        assert(data);
+
+        /* Our enum shall be a superset of booleans, hence first try
+         * to parse as as boolean, and then as enum */
+
+        k = parse_boolean(rvalue);
+        if (k > 0)
+                c->protect_home = PROTECT_HOME_YES;
+        else if (k == 0)
+                c->protect_home = PROTECT_HOME_NO;
+        else {
+                ProtectHome h;
+
+                h = protect_home_from_string(rvalue);
+                if (h < 0){
+                        log_syntax(unit, LOG_ERR, filename, line, -h, "Failed to parse protect home value, ignoring: %s", rvalue);
+                        return 0;
+                }
+
+                c->protect_home = h;
+        }
+
+        return 0;
+}
+
+int config_parse_protect_system(
+                const char* unit,
+                const char *filename,
+                unsigned line,
+                const char *section,
+                unsigned section_line,
+                const char *lvalue,
+                int ltype,
+                const char *rvalue,
+                void *data,
+                void *userdata) {
+
+        ExecContext *c = data;
+        int k;
+
+        assert(filename);
+        assert(lvalue);
+        assert(rvalue);
+        assert(data);
+
+        /* Our enum shall be a superset of booleans, hence first try
+         * to parse as as boolean, and then as enum */
+
+        k = parse_boolean(rvalue);
+        if (k > 0)
+                c->protect_system = PROTECT_SYSTEM_YES;
+        else if (k == 0)
+                c->protect_system = PROTECT_SYSTEM_NO;
+        else {
+                ProtectSystem s;
+
+                s = protect_system_from_string(rvalue);
+                if (s < 0){
+                        log_syntax(unit, LOG_ERR, filename, line, -s, "Failed to parse protect system value, ignoring: %s", rvalue);
+                        return 0;
+                }
+
+                c->protect_system = s;
+        }
+
+        return 0;
+}
+
 #define FOLLOW_MAX 8
 
 static int open_follow(char **filename, FILE **_f, Set *names, char **_final) {