chiark / gitweb /
core: rename ReadOnlySystem= to ProtectSystem= and add a third value for also mountin...
[elogind.git] / src / core / load-fragment.c
index fa4e931b23c30897e172320f3d77f60a147d4180..54d3af1a99374fc095d10a11f8aa572ed2187504 100644 (file)
@@ -64,7 +64,7 @@
 #include "seccomp-util.h"
 #endif
 
-#if !defined(HAVE_SYSV_COMPAT) || !defined(HAVE_SECCOMP) || !defined(HAVE_LIBWRAP) || !defined(HAVE_PAM) || !defined(HAVE_SELINUX) || !defined(HAVE_SMACK) || !defined(HAVE_APPARMOR)
+#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,
@@ -97,9 +97,8 @@ int config_parse_unit_deps(const char* unit,
 
         UnitDependency d = ltype;
         Unit *u = userdata;
-        char *w;
+        char *w, *state;
         size_t l;
-        char *state;
 
         assert(filename);
         assert(lvalue);
@@ -198,8 +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);
@@ -208,12 +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,
@@ -1254,7 +1310,6 @@ int config_parse_timer(const char *unit,
         TimerValue *v;
         TimerBase b;
         CalendarSpec *c = NULL;
-        clockid_t id;
 
         assert(filename);
         assert(lvalue);
@@ -1281,8 +1336,6 @@ int config_parse_timer(const char *unit,
                                    rvalue);
                         return 0;
                 }
-
-                id = CLOCK_REALTIME;
         } else {
                 if (parse_sec(rvalue, &u) < 0) {
                         log_syntax(unit, LOG_ERR, filename, line, EINVAL,
@@ -1290,8 +1343,6 @@ int config_parse_timer(const char *unit,
                                    rvalue);
                         return 0;
                 }
-
-                id = CLOCK_MONOTONIC;
         }
 
         v = new0(TimerValue, 1);
@@ -1299,7 +1350,6 @@ int config_parse_timer(const char *unit,
                 return log_oom();
 
         v->base = b;
-        v->clock_id = id;
         v->value = u;
         v->calendar_spec = c;
 
@@ -2006,7 +2056,7 @@ int config_parse_unit_condition_null(const char *unit,
 }
 
 DEFINE_CONFIG_PARSE_ENUM(config_parse_notify_access, notify_access, NotifyAccess, "Failed to parse notify access specifier");
-DEFINE_CONFIG_PARSE_ENUM(config_parse_start_limit_action, start_limit_action, StartLimitAction, "Failed to parse start limit action specifier");
+DEFINE_CONFIG_PARSE_ENUM(config_parse_failure_action, failure_action, FailureAction, "Failed to parse failure action specifier");
 
 int config_parse_unit_requires_mounts_for(
                 const char *unit,
@@ -2437,8 +2487,7 @@ int config_parse_cpu_shares(
                 void *data,
                 void *userdata) {
 
-        CGroupContext *c = data;
-        unsigned long lu;
+        unsigned long *shares = data, lu;
         int r;
 
         assert(filename);
@@ -2446,18 +2495,57 @@ int config_parse_cpu_shares(
         assert(rvalue);
 
         if (isempty(rvalue)) {
-                c->cpu_shares = 1024;
+                *shares = (unsigned long) -1;
                 return 0;
         }
 
         r = safe_atolu(rvalue, &lu);
         if (r < 0 || lu <= 0) {
-                log_syntax(unit, LOG_ERR, filename, line, EINVAL,
-                           "CPU shares '%s' invalid. Ignoring.", rvalue);
+                log_syntax(unit, LOG_ERR, filename, line, EINVAL, "CPU shares '%s' invalid. Ignoring.", rvalue);
                 return 0;
         }
 
-        c->cpu_shares = lu;
+        *shares = lu;
+        return 0;
+}
+
+int config_parse_cpu_quota(
+                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) {
+
+        CGroupContext *c = data;
+        double percent;
+
+        assert(filename);
+        assert(lvalue);
+        assert(rvalue);
+
+        if (isempty(rvalue)) {
+                c->cpu_quota_per_sec_usec = (usec_t) -1;
+                return 0;
+        }
+
+        if (!endswith(rvalue, "%")) {
+
+                log_syntax(unit, LOG_ERR, filename, line, EINVAL, "CPU quota '%s' not ending in '%%'. Ignoring.", rvalue);
+                return 0;
+        }
+
+        if (sscanf(rvalue, "%lf%%", &percent) != 1 || percent <= 0) {
+                log_syntax(unit, LOG_ERR, filename, line, EINVAL, "CPU quota '%s' invalid. Ignoring.", rvalue);
+                return 0;
+        }
+
+        c->cpu_quota_per_sec_usec = (usec_t) (percent * USEC_PER_SEC / 100);
+
         return 0;
 }
 
@@ -2566,8 +2654,7 @@ int config_parse_blockio_weight(
                 void *data,
                 void *userdata) {
 
-        CGroupContext *c = data;
-        unsigned long lu;
+        unsigned long *weight = data, lu;
         int r;
 
         assert(filename);
@@ -2575,19 +2662,17 @@ int config_parse_blockio_weight(
         assert(rvalue);
 
         if (isempty(rvalue)) {
-                c->blockio_weight = 1000;
+                *weight = (unsigned long) -1;
                 return 0;
         }
 
         r = safe_atolu(rvalue, &lu);
         if (r < 0 || lu < 10 || lu > 1000) {
-                log_syntax(unit, LOG_ERR, filename, line, EINVAL,
-                           "Block IO weight '%s' invalid. Ignoring.", rvalue);
+                log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Block IO weight '%s' invalid. Ignoring.", rvalue);
                 return 0;
         }
 
-        c->blockio_weight = lu;
-
+        *weight = lu;
         return 0;
 }
 
@@ -2625,8 +2710,7 @@ int config_parse_blockio_device_weight(
         n = strcspn(rvalue, WHITESPACE);
         weight = rvalue + n;
         if (!*weight) {
-                log_syntax(unit, LOG_ERR, filename, line, EINVAL,
-                           "Expected block device and device weight. Ignoring.");
+                log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Expected block device and device weight. Ignoring.");
                 return 0;
         }
 
@@ -2635,20 +2719,17 @@ int config_parse_blockio_device_weight(
                 return log_oom();
 
         if (!path_startswith(path, "/dev")) {
-                log_syntax(unit, LOG_ERR, filename, line, EINVAL,
-                           "Invalid device node path '%s'. Ignoring.", path);
+                log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Invalid device node path '%s'. Ignoring.", path);
                 return 0;
         }
 
         weight += strspn(weight, WHITESPACE);
         r = safe_atolu(weight, &lu);
         if (r < 0 || lu < 10 || lu > 1000) {
-                log_syntax(unit, LOG_ERR, filename, line, EINVAL,
-                           "Block IO weight '%s' invalid. Ignoring.", rvalue);
+                log_syntax(unit, LOG_ERR, filename, line, EINVAL, "Block IO weight '%s' invalid. Ignoring.", rvalue);
                 return 0;
         }
 
-
         w = new0(CGroupBlockIODeviceWeight, 1);
         if (!w)
                 return log_oom();
@@ -2988,7 +3069,7 @@ int config_parse_namespace_path_strv(
         return 0;
 }
 
-int config_parse_no_new_priviliges(
+int config_parse_no_new_privileges(
                 const char* unit,
                 const char *filename,
                 unsigned line,
@@ -3020,6 +3101,92 @@ int config_parse_no_new_priviliges(
         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) {
@@ -3334,7 +3501,7 @@ void unit_dump_config_items(FILE *f) {
                 const ConfigParserCallback callback;
                 const char *rvalue;
         } table[] = {
-#if !defined(HAVE_SYSV_COMPAT) || !defined(HAVE_SECCOMP) || !defined(HAVE_LIBWRAP) || !defined(HAVE_PAM) || !defined(HAVE_SELINUX) || !defined(HAVE_SMACK) || !defined(HAVE_APPARMOR)
+#if !defined(HAVE_SYSV_COMPAT) || !defined(HAVE_SECCOMP) || !defined(HAVE_PAM) || !defined(HAVE_SELINUX) || !defined(HAVE_SMACK) || !defined(HAVE_APPARMOR)
                 { config_parse_warn_compat,           "NOTSUPPORTED" },
 #endif
                 { config_parse_int,                   "INTEGER" },
@@ -3393,7 +3560,7 @@ void unit_dump_config_items(FILE *f) {
                 { config_parse_unit_slice,            "SLICE" },
                 { config_parse_documentation,         "URL" },
                 { config_parse_service_timeout,       "SECONDS" },
-                { config_parse_start_limit_action,    "ACTION" },
+                { config_parse_failure_action,        "ACTION" },
                 { config_parse_set_status,            "STATUS" },
                 { config_parse_service_sockets,       "SOCKETS" },
                 { config_parse_environ,               "ENVIRON" },