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-rw-r--r--src/core/manager.c31
-rw-r--r--src/shared/path-lookup.c89
-rw-r--r--src/shared/path-lookup.h4
3 files changed, 70 insertions, 54 deletions
diff --git a/src/core/manager.c b/src/core/manager.c
index 5237b47660..5bfb74be9d 100644
--- a/src/core/manager.c
+++ b/src/core/manager.c
@@ -1127,8 +1127,7 @@ Manager* manager_free(Manager *m) {
if (unit_vtable[c]->shutdown)
unit_vtable[c]->shutdown(m);
- /* If we reexecute ourselves, we keep the root cgroup
- * around */
+ /* If we reexecute ourselves, we keep the root cgroup around */
manager_shutdown_cgroup(m, m->exit_code != MANAGER_REEXECUTE);
lookup_paths_flush_generator(&m->lookup_paths);
@@ -1311,7 +1310,11 @@ int manager_startup(Manager *m, FILE *serialization, FDSet *fds) {
assert(m);
- r = lookup_paths_init(&m->lookup_paths, m->unit_file_scope, 0, NULL);
+ /* If we are running in test mode, we still want to run the generators,
+ * but we should not touch the real generator directories. */
+ r = lookup_paths_init(&m->lookup_paths, m->unit_file_scope,
+ m->test_run ? LOOKUP_PATHS_TEMPORARY_GENERATED : 0,
+ NULL);
if (r < 0)
return r;
@@ -1319,12 +1322,11 @@ int manager_startup(Manager *m, FILE *serialization, FDSet *fds) {
if (r < 0)
return r;
- /* Make sure the transient directory always exists, so that it remains in the search path */
- if (!m->test_run) {
- r = mkdir_p_label(m->lookup_paths.transient, 0755);
- if (r < 0)
- return r;
- }
+ /* Make sure the transient directory always exists, so that it remains
+ * in the search path */
+ r = mkdir_p_label(m->lookup_paths.transient, 0755);
+ if (r < 0)
+ return r;
dual_timestamp_get(&m->generators_start_timestamp);
r = manager_run_generators(m);
@@ -1332,7 +1334,10 @@ int manager_startup(Manager *m, FILE *serialization, FDSet *fds) {
if (r < 0)
return r;
- if (m->first_boot && m->unit_file_scope == UNIT_FILE_SYSTEM) {
+ if (m->first_boot > 0 &&
+ m->unit_file_scope == UNIT_FILE_SYSTEM &&
+ !m->test_run) {
+
q = unit_file_preset_all(UNIT_FILE_SYSTEM, 0, NULL, UNIT_FILE_PRESET_ENABLE_ONLY, NULL, 0);
if (q < 0)
log_full_errno(q == -EEXIST ? LOG_NOTICE : LOG_WARNING, q, "Failed to populate /etc with preset unit settings, ignoring: %m");
@@ -3143,9 +3148,6 @@ static int manager_run_environment_generators(Manager *m) {
const char **paths;
void* args[] = {&tmp, &tmp, &m->environment};
- if (m->test_run)
- return 0;
-
paths = MANAGER_IS_SYSTEM(m) ? system_env_generator_binary_paths : user_env_generator_binary_paths;
if (!generator_path_any(paths))
@@ -3161,9 +3163,6 @@ static int manager_run_generators(Manager *m) {
assert(m);
- if (m->test_run)
- return 0;
-
paths = generator_binary_paths(m->unit_file_scope);
if (!paths)
return log_oom();
diff --git a/src/shared/path-lookup.c b/src/shared/path-lookup.c
index e2b3f8b742..0b067ddf01 100644
--- a/src/shared/path-lookup.c
+++ b/src/shared/path-lookup.c
@@ -23,6 +23,8 @@
#include <string.h>
#include "alloc-util.h"
+#include "fileio.h"
+#include "fs-util.h"
#include "install.h"
#include "log.h"
#include "macro.h"
@@ -226,50 +228,48 @@ static char** user_dirs(
static int acquire_generator_dirs(
UnitFileScope scope,
+ const char *tempdir,
char **generator,
char **generator_early,
char **generator_late) {
+ _cleanup_(rmdir_and_freep) char *t = NULL;
_cleanup_free_ char *x = NULL, *y = NULL, *z = NULL;
const char *prefix;
assert(generator);
assert(generator_early);
assert(generator_late);
+ assert(IN_SET(scope, UNIT_FILE_SYSTEM, UNIT_FILE_USER, UNIT_FILE_GLOBAL));
- switch (scope) {
+ if (scope == UNIT_FILE_GLOBAL)
+ return -EOPNOTSUPP;
- case UNIT_FILE_SYSTEM:
- prefix = "/run/systemd/";
- break;
+ if (tempdir)
+ prefix = tempdir;
+
+ else if (scope == UNIT_FILE_SYSTEM)
+ prefix = "/run/systemd";
- case UNIT_FILE_USER: {
+ else if (scope == UNIT_FILE_USER) {
const char *e;
e = getenv("XDG_RUNTIME_DIR");
if (!e)
return -ENXIO;
- prefix = strjoina(e, "/systemd/");
- break;
- }
-
- case UNIT_FILE_GLOBAL:
- return -EOPNOTSUPP;
-
- default:
- assert_not_reached("Hmm, unexpected scope value.");
+ prefix = strjoina(e, "/systemd");
}
- x = strappend(prefix, "generator");
+ x = strappend(prefix, "/generator");
if (!x)
return -ENOMEM;
- y = strappend(prefix, "generator.early");
+ y = strappend(prefix, "/generator.early");
if (!y)
return -ENOMEM;
- z = strappend(prefix, "generator.late");
+ z = strappend(prefix, "/generator.late");
if (!z)
return -ENOMEM;
@@ -281,31 +281,30 @@ static int acquire_generator_dirs(
return 0;
}
-static int acquire_transient_dir(UnitFileScope scope, char **ret) {
- assert(ret);
-
- switch (scope) {
+static int acquire_transient_dir(
+ UnitFileScope scope,
+ const char *tempdir,
+ char **ret) {
- case UNIT_FILE_SYSTEM: {
- char *transient;
+ char *transient;
- transient = strdup("/run/systemd/transient");
- if (!transient)
- return -ENOMEM;
+ assert(ret);
+ assert(IN_SET(scope, UNIT_FILE_SYSTEM, UNIT_FILE_USER, UNIT_FILE_GLOBAL));
- *ret = transient;
- return 0;
- }
+ if (scope == UNIT_FILE_GLOBAL)
+ return -EOPNOTSUPP;
- case UNIT_FILE_USER:
+ if (tempdir)
+ transient = strjoin(tempdir, "/transient");
+ else if (scope == UNIT_FILE_SYSTEM)
+ transient = strdup("/run/systemd/transient");
+ else
return user_runtime_dir(ret, "/systemd/transient");
- case UNIT_FILE_GLOBAL:
- return -EOPNOTSUPP;
-
- default:
- assert_not_reached("Hmm, unexpected scope value.");
- }
+ if (!transient)
+ return -ENOMEM;
+ *ret = transient;
+ return 0;
}
static int acquire_config_dirs(UnitFileScope scope, char **persistent, char **runtime) {
@@ -457,6 +456,7 @@ int lookup_paths_init(
LookupPathsFlags flags,
const char *root_dir) {
+ _cleanup_(rmdir_and_freep) char *tempdir = NULL;
_cleanup_free_ char
*root = NULL,
*persistent_config = NULL, *runtime_config = NULL,
@@ -487,6 +487,12 @@ int lookup_paths_init(
return -ENOMEM;
}
+ if (flags & LOOKUP_PATHS_TEMPORARY_GENERATED) {
+ r = mkdtemp_malloc("/tmp/systemd-temporary-XXXXXX", &tempdir);
+ if (r < 0)
+ return log_error_errno(r, "Failed to create temporary directory: %m");
+ }
+
/* Note: when XDG_RUNTIME_DIR is not set this will not return -ENXIO, but simply set runtime_config to NULL */
r = acquire_config_dirs(scope, &persistent_config, &runtime_config);
if (r < 0)
@@ -494,13 +500,14 @@ int lookup_paths_init(
if ((flags & LOOKUP_PATHS_EXCLUDE_GENERATED) == 0) {
/* Note: if XDG_RUNTIME_DIR is not set, this will fail completely with ENXIO */
- r = acquire_generator_dirs(scope, &generator, &generator_early, &generator_late);
+ r = acquire_generator_dirs(scope, tempdir,
+ &generator, &generator_early, &generator_late);
if (r < 0 && r != -EOPNOTSUPP && r != -ENXIO)
return r;
}
/* Note: if XDG_RUNTIME_DIR is not set, this will fail completely with ENXIO */
- r = acquire_transient_dir(scope, &transient);
+ r = acquire_transient_dir(scope, tempdir, &transient);
if (r < 0 && r != -EOPNOTSUPP && r != -ENXIO)
return r;
@@ -669,6 +676,9 @@ int lookup_paths_init(
p->root_dir = root;
root = NULL;
+ p->temporary_dir = tempdir;
+ tempdir = NULL;
+
return 0;
}
@@ -811,6 +821,9 @@ void lookup_paths_flush_generator(LookupPaths *p) {
(void) rm_rf(p->generator_early, REMOVE_ROOT);
if (p->generator_late)
(void) rm_rf(p->generator_late, REMOVE_ROOT);
+
+ if (p->temporary_dir)
+ (void) rm_rf(p->temporary_dir, REMOVE_ROOT);
}
char **generator_binary_paths(UnitFileScope scope) {
diff --git a/src/shared/path-lookup.h b/src/shared/path-lookup.h
index f9bb2fe237..45fba64d2a 100644
--- a/src/shared/path-lookup.h
+++ b/src/shared/path-lookup.h
@@ -28,6 +28,7 @@ typedef struct LookupPaths LookupPaths;
typedef enum LookupPathsFlags {
LOOKUP_PATHS_EXCLUDE_GENERATED = 1,
+ LOOKUP_PATHS_TEMPORARY_GENERATED,
} LookupPathsFlags;
struct LookupPaths {
@@ -60,6 +61,9 @@ struct LookupPaths {
/* The root directory prepended to all items above, or NULL */
char *root_dir;
+
+ /* A temporary directory when running in test mode, to be nuked */
+ char *temporary_dir;
};
int lookup_paths_init(LookupPaths *p, UnitFileScope scope, LookupPathsFlags flags, const char *root_dir);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-12 10:57:55 +0100