Move offline-password.[ch] to shared and add test-offline-passwd

The test binary has two modes: in the default argument-less mode, it
just checks that "root" can be resolved. When invoked manually, a root
prefix and user/group names can be specified.

1 files changed, 0 insertions, 122 deletions

diff --git a/src/tmpfiles/offline-passwd.c b/src/tmpfiles/offline-passwd.c
deleted file mode 100644
index 8ac5431c66..0000000000
--- a/src/tmpfiles/offline-passwd.c
+++ /dev/null
@@ -1,122 +0,0 @@
-/* SPDX-License-Identifier: LGPL-2.1+ */
-
-#include "fd-util.h"
-#include "offline-passwd.h"
-#include "path-util.h"
-#include "user-util.h"
-
-DEFINE_PRIVATE_HASH_OPS_WITH_KEY_DESTRUCTOR(uid_gid_hash_ops, char, string_hash_func, string_compare_func, free);
-
-int name_to_uid_offline(
-                const char *root,
-                const char *user,
-                uid_t *ret_uid,
-                Hashmap **cache) {
-
-        void *found;
-        int r;
-
-        assert(user);
-        assert(ret_uid);
-        assert(cache);
-
-        if (!*cache) {
-                _cleanup_(hashmap_freep) Hashmap *uid_by_name = NULL;
-                _cleanup_fclose_ FILE *f = NULL;
-                struct passwd *pw;
-                const char *passwd_path;
-
-                passwd_path = prefix_roota(root, "/etc/passwd");
-                f = fopen(passwd_path, "re");
-                if (!f)
-                        return errno == ENOENT ? -ESRCH : -errno;
-
-                uid_by_name = hashmap_new(&uid_gid_hash_ops);
-                if (!uid_by_name)
-                        return -ENOMEM;
-
-                while ((r = fgetpwent_sane(f, &pw)) > 0) {
-                        _cleanup_free_ char *n = NULL;
-
-                        n = strdup(pw->pw_name);
-                        if (!n)
-                                return -ENOMEM;
-
-                        r = hashmap_put(uid_by_name, n, UID_TO_PTR(pw->pw_uid));
-                        if (r == -EEXIST) {
-                                log_warning_errno(r, "Duplicate entry in %s for %s: %m", passwd_path, pw->pw_name);
-                                continue;
-                        }
-                        if (r < 0)
-                                return r;
-
-                        TAKE_PTR(n);
-                }
-
-                *cache = TAKE_PTR(uid_by_name);
-        }
-
-        found = hashmap_get(*cache, user);
-        if (!found)
-                return -ESRCH;
-
-        *ret_uid = PTR_TO_UID(found);
-        return 0;
-}
-
-int name_to_gid_offline(
-                const char *root,
-                const char *group,
-                gid_t *ret_gid,
-                Hashmap **cache) {
-
-        void *found;
-        int r;
-
-        assert(group);
-        assert(ret_gid);
-        assert(cache);
-
-        if (!*cache) {
-                _cleanup_(hashmap_freep) Hashmap *gid_by_name = NULL;
-                _cleanup_fclose_ FILE *f = NULL;
-                struct group *gr;
-                const char *group_path;
-
-                group_path = prefix_roota(root, "/etc/group");
-                f = fopen(group_path, "re");
-                if (!f)
-                        return errno == ENOENT ? -ESRCH : -errno;
-
-                gid_by_name = hashmap_new(&uid_gid_hash_ops);
-                if (!gid_by_name)
-                        return -ENOMEM;
-
-                while ((r = fgetgrent_sane(f, &gr)) > 0) {
-                        _cleanup_free_ char *n = NULL;
-
-                        n = strdup(gr->gr_name);
-                        if (!n)
-                                return -ENOMEM;
-
-                        r = hashmap_put(gid_by_name, n, GID_TO_PTR(gr->gr_gid));
-                        if (r == -EEXIST) {
-                                log_warning_errno(r, "Duplicate entry in %s for %s: %m", group_path, gr->gr_name);
-                                continue;
-                        }
-                        if (r < 0)
-                                return r;
-
-                        TAKE_PTR(n);
-                }
-
-                *cache = TAKE_PTR(gid_by_name);
-        }
-
-        found = hashmap_get(*cache, group);
-        if (!found)
-                return -ESRCH;
-
-        *ret_gid = PTR_TO_GID(found);
-        return 0;
-}