chiark / gitweb /
config_parse_set_status: put signals in the correct set
[elogind.git] / src / core / load-fragment.c
index 2f3acd7..90bf563 100644 (file)
 #include "bus-error.h"
 #include "errno-list.h"
 #include "af-list.h"
+#include "cap-list.h"
+#include "bus-internal.h"
 
 #ifdef HAVE_SECCOMP
 #include "seccomp-util.h"
 #endif
 
-#if !defined(HAVE_SYSV_COMPAT) || !defined(HAVE_SECCOMP) || !defined(HAVE_PAM) || !defined(HAVE_SELINUX) || !defined(HAVE_SMACK) || !defined(HAVE_APPARMOR)
 int config_parse_warn_compat(
                 const char *unit,
                 const char *filename,
@@ -76,13 +77,25 @@ int config_parse_warn_compat(
                 const char *rvalue,
                 void *data,
                 void *userdata) {
+        Disabled reason = ltype;
+
+        switch(reason) {
+        case DISABLED_CONFIGURATION:
+                log_syntax(unit, LOG_DEBUG, filename, line, EINVAL,
+                           "Support for option %s= has been disabled at compile time and it is ignored", lvalue);
+                break;
+        case DISABLED_LEGACY:
+                log_syntax(unit, LOG_INFO, filename, line, EINVAL,
+                           "Support for option %s= has been removed and it is ignored", lvalue);
+                break;
+        case DISABLED_EXPERIMENTAL:
+                log_syntax(unit, LOG_INFO, filename, line, EINVAL,
+                           "Support for option %s= has not yet been enabled and it is ignored", lvalue);
+                break;
+        };
 
-        log_syntax(unit, LOG_DEBUG, filename, line, EINVAL,
-                   "Support for option %s= has been disabled at compile time and is ignored",
-                   lvalue);
         return 0;
 }
-#endif
 
 int config_parse_unit_deps(const char *unit,
                            const char *filename,
@@ -130,19 +143,20 @@ int config_parse_unit_deps(const char *unit,
         return 0;
 }
 
-int config_parse_unit_string_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) {
+int config_parse_unit_string_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) {
 
-        Unit *u = userdata;
         _cleanup_free_ char *k = NULL;
+        Unit *u = userdata;
         int r;
 
         assert(filename);
@@ -151,12 +165,12 @@ int config_parse_unit_string_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: %m", rvalue);
+                return 0;
+        }
 
-        return config_parse_string(unit, filename, line, section, section_line, lvalue, ltype,
-                                   k ? k : rvalue, data, userdata);
+        return config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, k, data, userdata);
 }
 
 int config_parse_unit_strv_printf(const char *unit,
@@ -288,7 +302,8 @@ int config_parse_socket_listen(const char *unit,
                                void *data,
                                void *userdata) {
 
-        SocketPort *p, *tail;
+        _cleanup_free_ SocketPort *p = NULL;
+        SocketPort *tail;
         Socket *s;
         int r;
 
@@ -315,10 +330,9 @@ int config_parse_socket_listen(const char *unit,
                 r = unit_full_printf(UNIT(s), rvalue, &p->path);
                 if (r < 0) {
                         p->path = strdup(rvalue);
-                        if (!p->path) {
-                                free(p);
+                        if (!p->path)
                                 return log_oom();
-                        else
+                        else
                                 log_syntax(unit, LOG_ERR, filename, line, -r,
                                            "Failed to resolve unit specifiers on %s, ignoring: %s", rvalue, strerror(-r));
                 }
@@ -334,11 +348,10 @@ int config_parse_socket_listen(const char *unit,
                         log_syntax(unit, LOG_ERR, filename, line, -r,
                                    "Failed to resolve unit specifiers on %s, ignoring: %s", rvalue, strerror(-r));
 
-                r = socket_address_parse_netlink(&p->address, k ? k : rvalue);
+                r = socket_address_parse_netlink(&p->address, k ?: rvalue);
                 if (r < 0) {
                         log_syntax(unit, LOG_ERR, filename, line, -r,
                                    "Failed to parse address value, ignoring: %s", rvalue);
-                        free(p);
                         return 0;
                 }
 
@@ -355,7 +368,6 @@ int config_parse_socket_listen(const char *unit,
                 if (r < 0) {
                         log_syntax(unit, LOG_ERR, filename, line, -r,
                                    "Failed to parse address value, ignoring: %s", rvalue);
-                        free(p);
                         return 0;
                 }
 
@@ -371,7 +383,6 @@ int config_parse_socket_listen(const char *unit,
                 if (socket_address_family(&p->address) != AF_LOCAL && p->address.type == SOCK_SEQPACKET) {
                         log_syntax(unit, LOG_ERR, filename, line, ENOTSUP,
                                    "Address family not supported, ignoring: %s", rvalue);
-                        free(p);
                         return 0;
                 }
         }
@@ -384,6 +395,7 @@ int config_parse_socket_listen(const char *unit,
                 LIST_INSERT_AFTER(port, s->ports, tail, p);
         } else
                 LIST_PREPEND(port, s->ports, p);
+        p = NULL;
 
         return 0;
 }
@@ -528,8 +540,7 @@ int config_parse_exec(const char *unit,
 
         if (isempty(rvalue)) {
                 /* An empty assignment resets the list */
-                exec_command_free_list(*e);
-                *e = NULL;
+                *e = exec_command_free_list(*e);
                 return 0;
         }
 
@@ -538,9 +549,9 @@ int config_parse_exec(const char *unit,
          * overriding of argv[0]. */
         for (;;) {
                 int i;
-                const char *word, *state;
+                const char *word, *state, *reason;
                 size_t l;
-                bool honour_argv0 = false, ignore = false;
+                bool separate_argv0 = false, ignore = false;
 
                 path = NULL;
                 nce = NULL;
@@ -551,28 +562,23 @@ int config_parse_exec(const char *unit,
                 if (rvalue[0] == 0)
                         break;
 
-                for (i = 0; i < 2; i++) {
-                        if (rvalue[0] == '-' && !ignore) {
-                                ignore = true;
-                                rvalue ++;
-                        }
-
-                        if (rvalue[0] == '@' && !honour_argv0) {
-                                honour_argv0 = true;
-                                rvalue ++;
-                        }
-                }
-
-                if (*rvalue != '/') {
-                        log_syntax(unit, LOG_ERR, filename, line, EINVAL,
-                                   "Executable path is not absolute, ignoring: %s", rvalue);
-                        return 0;
-                }
-
                 k = 0;
                 FOREACH_WORD_QUOTED(word, l, rvalue, state) {
-                        if (strneq(word, ";", MAX(l, 1U)))
-                                goto found;
+                        if (k == 0) {
+                                for (i = 0; i < 2; i++) {
+                                        if (*word == '-' && !ignore) {
+                                                ignore = true;
+                                                word ++;
+                                        }
+
+                                        if (*word == '@' && !separate_argv0) {
+                                                separate_argv0 = true;
+                                                word ++;
+                                        }
+                                }
+                        } else
+                                if (strneq(word, ";", MAX(l, 1U)))
+                                        goto found;
 
                         k++;
                 }
@@ -583,58 +589,70 @@ int config_parse_exec(const char *unit,
                 }
 
         found:
-                n = new(char*, k + !honour_argv0);
+                /* If separate_argv0, we'll move first element to path variable */
+                n = new(char*, MAX(k + !separate_argv0, 1u));
                 if (!n)
                         return log_oom();
 
                 k = 0;
                 FOREACH_WORD_QUOTED(word, l, rvalue, state) {
-                        if (strneq(word, ";", MAX(l, 1U)))
-                                break;
-                        else if (strneq(word, "\\;", MAX(l, 1U)))
-                                word ++;
+                        char *c;
+                        unsigned skip;
 
-                        if (honour_argv0 && word == rvalue) {
-                                assert(!path);
+                        if (separate_argv0 ? path == NULL : k == 0) {
+                                /* first word, very special */
+                                skip = separate_argv0 + ignore;
 
-                                path = strndup(word, l);
-                                if (!path) {
-                                        r = log_oom();
-                                        goto fail;
-                                }
+                                /* skip special chars in the beginning */
+                                assert(skip < l);
 
-                                if (!utf8_is_valid(path)) {
-                                        log_invalid_utf8(unit, LOG_ERR, filename, line, EINVAL, rvalue);
-                                        r = 0;
-                                        goto fail;
-                                }
+                        } else if (strneq(word, ";", MAX(l, 1U)))
+                                /* new commandline */
+                                break;
 
-                        } else {
-                                char *c;
+                        else
+                                skip = strneq(word, "\\;", MAX(l, 1U));
 
-                                c = n[k++] = cunescape_length(word, l);
-                                if (!c) {
-                                        r = log_oom();
-                                        goto fail;
-                                }
+                        c = cunescape_length(word + skip, l - skip);
+                        if (!c) {
+                                r = log_oom();
+                                goto fail;
+                        }
 
-                                if (!utf8_is_valid(c)) {
-                                        log_invalid_utf8(unit, LOG_ERR, filename, line, EINVAL, rvalue);
-                                        r = 0;
-                                        goto fail;
-                                }
+                        if (!utf8_is_valid(c)) {
+                                log_invalid_utf8(unit, LOG_ERR, filename, line, EINVAL, rvalue);
+                                r = 0;
+                                goto fail;
                         }
+
+                        /* where to stuff this? */
+                        if (separate_argv0 && path == NULL)
+                                path = c;
+                        else
+                                n[k++] = c;
                 }
 
                 n[k] = NULL;
 
-                if (!n[0]) {
-                        log_syntax(unit, LOG_ERR, filename, line, EINVAL,
-                                   "Invalid command line, ignoring: %s", rvalue);
-                        r = 0;
-                        goto fail;
-                }
+                log_debug("path: %s", path ?: n[0]);
 
+                if (!n[0])
+                        reason = "Empty executable name or zeroeth argument";
+                else if (!string_is_safe(path ?: n[0]))
+                        reason = "Executable path contains special characters";
+                else if (!path_is_absolute(path ?: n[0]))
+                        reason = "Executable path is not absolute";
+                else if (endswith(path ?: n[0], "/"))
+                        reason = "Executable path specifies a directory";
+                else
+                        goto ok;
+
+                log_syntax(unit, LOG_ERR, filename, line, EINVAL,
+                           "%s, ignoring: %s", reason, rvalue);
+                r = 0;
+                goto fail;
+
+ok:
                 if (!path) {
                         path = strdup(n[0]);
                         if (!path) {
@@ -643,8 +661,6 @@ int config_parse_exec(const char *unit,
                         }
                 }
 
-                assert(path_is_absolute(path));
-
                 nce = new0(ExecCommand, 1);
                 if (!nce) {
                         r = log_oom();
@@ -1031,17 +1047,15 @@ int config_parse_bounding_set(const char *unit,
 
         FOREACH_WORD_QUOTED(word, l, rvalue, state) {
                 _cleanup_free_ char *t = NULL;
-                int r;
-                cap_value_t cap;
+                int cap;
 
                 t = strndup(word, l);
                 if (!t)
                         return log_oom();
 
-                r = cap_from_name(t, &cap);
-                if (r < 0) {
-                        log_syntax(unit, LOG_ERR, filename, line, errno,
-                                   "Failed to parse capability in bounding set, ignoring: %s", t);
+                cap = capability_from_name(t);
+                if (cap < 0) {
+                        log_syntax(unit, LOG_ERR, filename, line, errno, "Failed to parse capability in bounding set, ignoring: %s", t);
                         continue;
                 }
 
@@ -1315,6 +1329,56 @@ int config_parse_exec_apparmor_profile(
         return 0;
 }
 
+int config_parse_exec_smack_process_label(
+                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;
+        Unit *u = userdata;
+        bool ignore;
+        char *k;
+        int r;
+
+        assert(filename);
+        assert(lvalue);
+        assert(rvalue);
+        assert(data);
+
+        if (isempty(rvalue)) {
+                free(c->smack_process_label);
+                c->smack_process_label = NULL;
+                c->smack_process_label_ignore = false;
+                return 0;
+        }
+
+        if (rvalue[0] == '-') {
+                ignore = true;
+                rvalue++;
+        } else
+                ignore = false;
+
+        r = unit_name_printf(u, rvalue, &k);
+        if (r < 0) {
+                log_syntax(unit, LOG_ERR, filename, line, -r,
+                           "Failed to resolve specifiers, ignoring: %s", strerror(-r));
+                return 0;
+        }
+
+        free(c->smack_process_label);
+        c->smack_process_label = k;
+        c->smack_process_label_ignore = ignore;
+
+        return 0;
+}
+
 int config_parse_timer(const char *unit,
                        const char *filename,
                        unsigned line,
@@ -1367,8 +1431,10 @@ int config_parse_timer(const char *unit,
         }
 
         v = new0(TimerValue, 1);
-        if (!v)
+        if (!v) {
+                calendar_spec_free(c);
                 return log_oom();
+        }
 
         v->base = b;
         v->value = u;
@@ -1502,16 +1568,17 @@ int config_parse_path_spec(const char *unit,
         return 0;
 }
 
-int config_parse_socket_service(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) {
+int config_parse_socket_service(
+                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) {
 
         _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
         Socket *s = data;
@@ -1526,21 +1593,18 @@ int config_parse_socket_service(const char *unit,
 
         r = unit_name_printf(UNIT(s), rvalue, &p);
         if (r < 0) {
-                log_syntax(unit, LOG_ERR, filename, line, -r,
-                           "Failed to resolve specifiers, ignoring: %s", rvalue);
+                log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %s", rvalue);
                 return 0;
         }
 
         if (!endswith(p, ".service")) {
-                log_syntax(unit, LOG_ERR, filename, line, EINVAL,
-                           "Unit must be of type service, ignoring: %s", rvalue);
+                log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Unit must be of type service, ignoring: %s", rvalue);
                 return 0;
         }
 
         r = manager_load_unit(UNIT(s)->manager, p, NULL, &error, &x);
         if (r < 0) {
-                log_syntax(unit, LOG_ERR, filename, line, -r,
-                           "Failed to load unit %s, ignoring: %s", rvalue, bus_error_message(&error, r));
+                log_syntax(unit, LOG_ERR, filename, line, -r, "Failed to load unit %s, ignoring: %s", rvalue, bus_error_message(&error, r));
                 return 0;
         }
 
@@ -1549,21 +1613,22 @@ int config_parse_socket_service(const char *unit,
         return 0;
 }
 
-int config_parse_service_sockets(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) {
+int config_parse_service_sockets(
+                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) {
 
         Service *s = data;
-        int r;
         const char *word, *state;
         size_t l;
+        int r;
 
         assert(filename);
         assert(lvalue);
@@ -1578,33 +1643,65 @@ int config_parse_service_sockets(const char *unit,
                         return log_oom();
 
                 r = unit_name_printf(UNIT(s), t, &k);
-                if (r < 0)
-                        log_syntax(unit, LOG_ERR, filename, line, -r,
-                                   "Failed to resolve specifiers, ignoring: %s", strerror(-r));
+                if (r < 0) {
+                        log_syntax(unit, LOG_ERR, filename, line, r, "Failed to resolve specifiers, ignoring: %m");
+                        continue;
+                }
 
-                if (!endswith(k ?: t, ".socket")) {
-                        log_syntax(unit, LOG_ERR, filename, line, EINVAL,
-                                   "Unit must be of type socket, ignoring: %s", k ?: t);
+                if (!endswith(k, ".socket")) {
+                        log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Unit must be of type socket, ignoring: %s", k);
                         continue;
                 }
 
-                r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_WANTS, UNIT_AFTER, k ?: t, NULL, true);
+                r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_WANTS, UNIT_AFTER, k, NULL, true);
                 if (r < 0)
-                        log_syntax(unit, LOG_ERR, filename, line, -r,
-                                   "Failed to add dependency on %s, ignoring: %s",
-                                   k ?: t, strerror(-r));
+                        log_syntax(unit, LOG_ERR, filename, line, r, "Failed to add dependency on %s, ignoring: %m", k);
 
-                r = unit_add_dependency_by_name(UNIT(s), UNIT_TRIGGERED_BY, k ?: t, NULL, true);
+                r = unit_add_dependency_by_name(UNIT(s), UNIT_TRIGGERED_BY, k, NULL, true);
                 if (r < 0)
-                        return r;
+                        log_syntax(unit, LOG_ERR, filename, line, r, "Failed to add dependency on %s, ignoring: %m", k);
         }
         if (!isempty(state))
-                log_syntax(unit, LOG_ERR, filename, line, EINVAL,
-                           "Trailing garbage, ignoring.");
+                log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Trailing garbage, ignoring.");
 
         return 0;
 }
 
+int config_parse_bus_name(
+                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) {
+
+        _cleanup_free_ char *k = NULL;
+        Unit *u = userdata;
+        int r;
+
+        assert(filename);
+        assert(lvalue);
+        assert(rvalue);
+        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: %m", rvalue);
+                return 0;
+        }
+
+        if (!service_name_is_valid(k)) {
+                log_syntax(unit, LOG_ERR, filename, line, r, "Invalid bus name %s, ignoring.", k);
+                return 0;
+        }
+
+        return config_parse_string(unit, filename, line, section, section_line, lvalue, ltype, k, data, userdata);
+}
+
 int config_parse_service_timeout(const char *unit,
                                  const char *filename,
                                  unsigned line,
@@ -1955,22 +2052,23 @@ int config_parse_ip_tos(const char *unit,
         return 0;
 }
 
-int config_parse_unit_condition_path(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) {
+int config_parse_unit_condition_path(
+                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) {
 
-        ConditionType cond = ltype;
-        Unit *u = data;
-        bool trigger, negate;
-        Condition *c;
         _cleanup_free_ char *p = NULL;
+        Condition **list = data, *c;
+        ConditionType t = ltype;
+        bool trigger, negate;
+        Unit *u = userdata;
         int r;
 
         assert(filename);
@@ -1980,8 +2078,7 @@ int config_parse_unit_condition_path(const char *unit,
 
         if (isempty(rvalue)) {
                 /* Empty assignment resets the list */
-                condition_free_list(u->conditions);
-                u->conditions = NULL;
+                *list = condition_free_list(*list);
                 return 0;
         }
 
@@ -1994,45 +2091,41 @@ int config_parse_unit_condition_path(const char *unit,
                 rvalue++;
 
         r = unit_full_printf(u, rvalue, &p);
-        if (r < 0)
-                log_syntax(unit, LOG_ERR, filename, line, -r,
-                           "Failed to resolve specifiers, ignoring: %s", rvalue);
-        if (!p) {
-                p = strdup(rvalue);
-                if (!p)
-                        return log_oom();
+        if (r < 0) {
+                log_syntax(unit, LOG_ERR, filename, line, -r, "Failed to resolve specifiers, ignoring: %s", rvalue);
+                return 0;
         }
 
         if (!path_is_absolute(p)) {
-                log_syntax(unit, LOG_ERR, filename, line, EINVAL,
-                           "Path in condition not absolute, ignoring: %s", p);
+                log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Path in condition not absolute, ignoring: %s", p);
                 return 0;
         }
 
-        c = condition_new(cond, p, trigger, negate);
+        c = condition_new(t, p, trigger, negate);
         if (!c)
                 return log_oom();
 
-        LIST_PREPEND(conditions, u->conditions, c);
+        LIST_PREPEND(conditions, *list, c);
         return 0;
 }
 
-int config_parse_unit_condition_string(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) {
+int config_parse_unit_condition_string(
+                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) {
 
-        ConditionType cond = ltype;
-        Unit *u = data;
-        bool trigger, negate;
-        Condition *c;
         _cleanup_free_ char *s = NULL;
+        Condition **list = data, *c;
+        ConditionType t = ltype;
+        bool trigger, negate;
+        Unit *u = userdata;
         int r;
 
         assert(filename);
@@ -2042,8 +2135,7 @@ int config_parse_unit_condition_string(const char *unit,
 
         if (isempty(rvalue)) {
                 /* Empty assignment resets the list */
-                condition_free_list(u->conditions);
-                u->conditions = NULL;
+                *list = condition_free_list(*list);
                 return 0;
         }
 
@@ -2056,36 +2148,32 @@ int config_parse_unit_condition_string(const char *unit,
                 rvalue++;
 
         r = unit_full_printf(u, rvalue, &s);
-        if (r < 0)
-                log_syntax(unit, LOG_ERR, filename, line, -r,
-                           "Failed to resolve specifiers, ignoring: %s", rvalue);
-        if (!s) {
-                s = strdup(rvalue);
-                if (!s)
-                        return log_oom();
+        if (r < 0) {
+                log_syntax(unit, LOG_ERR, filename, line, -r, "Failed to resolve specifiers, ignoring: %s", rvalue);
+                return 0;
         }
 
-        c = condition_new(cond, s, trigger, negate);
+        c = condition_new(t, s, trigger, negate);
         if (!c)
                 return log_oom();
 
-        LIST_PREPEND(conditions, u->conditions, c);
+        LIST_PREPEND(conditions, *list, c);
         return 0;
 }
 
-int config_parse_unit_condition_null(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) {
+int config_parse_unit_condition_null(
+                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) {
 
-        Unit *u = data;
-        Condition *c;
+        Condition **list = data, *c;
         bool trigger, negate;
         int b;
 
@@ -2096,8 +2184,7 @@ int config_parse_unit_condition_null(const char *unit,
 
         if (isempty(rvalue)) {
                 /* Empty assignment resets the list */
-                condition_free_list(u->conditions);
-                u->conditions = NULL;
+                *list = condition_free_list(*list);
                 return 0;
         }
 
@@ -2111,9 +2198,7 @@ int config_parse_unit_condition_null(const char *unit,
 
         b = parse_boolean(rvalue);
         if (b < 0) {
-                log_syntax(unit, LOG_ERR, filename, line, -b,
-                           "Failed to parse boolean value in condition, ignoring: %s",
-                           rvalue);
+                log_syntax(unit, LOG_ERR, filename, line, -b, "Failed to parse boolean value in condition, ignoring: %s", rvalue);
                 return 0;
         }
 
@@ -2124,7 +2209,7 @@ int config_parse_unit_condition_null(const char *unit,
         if (!c)
                 return log_oom();
 
-        LIST_PREPEND(conditions, u->conditions, c);
+        LIST_PREPEND(conditions, *list, c);
         return 0;
 }
 
@@ -2213,7 +2298,7 @@ int config_parse_documentation(const char *unit,
 
         for (a = b = u->documentation; a && *a; a++) {
 
-                if (is_valid_documentation_url(*a))
+                if (documentation_url_is_valid(*a))
                         *(b++) = *a;
                 else {
                         log_syntax(unit, LOG_ERR, filename, line, EINVAL,
@@ -2273,7 +2358,7 @@ int config_parse_syscall_filter(
         }
 
         if (!c->syscall_filter) {
-                c->syscall_filter = set_new(trivial_hash_func, trivial_compare_func);
+                c->syscall_filter = set_new(NULL);
                 if (!c->syscall_filter)
                         return log_oom();
 
@@ -2365,7 +2450,7 @@ int config_parse_syscall_archs(
                 return 0;
         }
 
-        r = set_ensure_allocated(archs, trivial_hash_func, trivial_compare_func);
+        r = set_ensure_allocated(archs, NULL);
         if (r < 0)
                 return log_oom();
 
@@ -2446,7 +2531,6 @@ int config_parse_address_families(
                 void *userdata) {
 
         ExecContext *c = data;
-        Unit *u = userdata;
         bool invert = false;
         const char *word, *state;
         size_t l;
@@ -2455,7 +2539,6 @@ int config_parse_address_families(
         assert(filename);
         assert(lvalue);
         assert(rvalue);
-        assert(u);
 
         if (isempty(rvalue)) {
                 /* Empty assignment resets the list */
@@ -2471,7 +2554,7 @@ int config_parse_address_families(
         }
 
         if (!c->address_families) {
-                c->address_families = set_new(trivial_hash_func, trivial_compare_func);
+                c->address_families = set_new(NULL);
                 if (!c->address_families)
                         return log_oom();
 
@@ -3017,7 +3100,7 @@ int config_parse_runtime_directory(
                 if (!n)
                         return log_oom();
 
-                if (!filename_is_safe(n)) {
+                if (!filename_is_valid(n)) {
                         log_syntax(unit, LOG_ERR, filename, line, EINVAL,
                                    "Runtime directory is not valid, ignoring assignment: %s", rvalue);
                         continue;
@@ -3067,6 +3150,7 @@ int config_parse_set_status(
         FOREACH_WORD(word, l, rvalue, state) {
                 _cleanup_free_ char *temp;
                 int val;
+                Set **set;
 
                 temp = strndup(word, l);
                 if (!temp)
@@ -3079,21 +3163,23 @@ int config_parse_set_status(
                         if (val <= 0) {
                                 log_syntax(unit, LOG_ERR, filename, line, -val,
                                            "Failed to parse value, ignoring: %s", word);
-                                return 0;
+                                continue;
                         }
+                        set = &status_set->signal;
                 } else {
                         if (val < 0 || val > 255) {
                                 log_syntax(unit, LOG_ERR, filename, line, ERANGE,
                                            "Value %d is outside range 0-255, ignoring", val);
                                 continue;
                         }
+                        set = &status_set->status;
                 }
 
-                r = set_ensure_allocated(&status_set->status, NULL, NULL);
+                r = set_ensure_allocated(set, NULL);
                 if (r < 0)
                         return log_oom();
 
-                r = set_put(status_set->status, INT_TO_PTR(val));
+                r = set_put(*set, INT_TO_PTR(val));
                 if (r < 0) {
                         log_syntax(unit, LOG_ERR, filename, line, -r,
                                    "Unable to store: %s", word);
@@ -3420,7 +3506,7 @@ static int load_from_path(Unit *u, const char *path) {
         assert(u);
         assert(path);
 
-        symlink_names = set_new(string_hash_func, string_compare_func);
+        symlink_names = set_new(&string_hash_ops);
         if (!symlink_names)
                 return -ENOMEM;
 
@@ -3537,7 +3623,7 @@ int unit_load_fragment(Unit *u) {
                 return r;
 
         /* Try to find an alias we can load this with */
-        if (u->load_state == UNIT_STUB)
+        if (u->load_state == UNIT_STUB) {
                 SET_FOREACH(t, u->names, i) {
 
                         if (t == u->id)
@@ -3550,6 +3636,7 @@ int unit_load_fragment(Unit *u) {
                         if (u->load_state != UNIT_STUB)
                                 break;
                 }
+        }
 
         /* And now, try looking for it under the suggested (originally linked) path */
         if (u->load_state == UNIT_STUB && u->fragment_path) {
@@ -3579,7 +3666,7 @@ int unit_load_fragment(Unit *u) {
                 if (r < 0)
                         return r;
 
-                if (u->load_state == UNIT_STUB)
+                if (u->load_state == UNIT_STUB) {
                         SET_FOREACH(t, u->names, i) {
                                 _cleanup_free_ char *z = NULL;
 
@@ -3597,6 +3684,7 @@ int unit_load_fragment(Unit *u) {
                                 if (u->load_state != UNIT_STUB)
                                         break;
                         }
+                }
         }
 
         return 0;