From 83ba6762cc43d9db581b979bb5e3445669e46cc2 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 25 Nov 2024 18:33:56 +0100 Subject: Merging upstream version 2.0.3+dfsg (Closes: #923993, #1042533, #1045145). Signed-off-by: Daniel Baumann --- src/libnetdata/maps/system-groups.h | 67 ------------------------------------- 1 file changed, 67 deletions(-) delete mode 100644 src/libnetdata/maps/system-groups.h (limited to 'src/libnetdata/maps/system-groups.h') diff --git a/src/libnetdata/maps/system-groups.h b/src/libnetdata/maps/system-groups.h deleted file mode 100644 index fd042cd4e..000000000 --- a/src/libnetdata/maps/system-groups.h +++ /dev/null @@ -1,67 +0,0 @@ -// SPDX-License-Identifier: GPL-3.0-or-later - -#ifndef NETDATA_SYSTEM_GROUPS_H -#define NETDATA_SYSTEM_GROUPS_H - -#include "libnetdata/libnetdata.h" - -// -------------------------------------------------------------------------------------------------------------------- -// hashtable for caching uid to username mappings -// key is the uid, value is username (STRING) - -#define SIMPLE_HASHTABLE_VALUE_TYPE STRING -#define SIMPLE_HASHTABLE_NAME _GROUPNAMES_CACHE -#include "libnetdata/simple_hashtable.h" - -typedef struct groupnames_cache { - SPINLOCK spinlock; - SIMPLE_HASHTABLE_GROUPNAMES_CACHE ht; -} GROUPNAMES_CACHE; - -static inline STRING *system_groupnames_cache_lookup_gid(GROUPNAMES_CACHE *gc, gid_t gid) { - spinlock_lock(&gc->spinlock); - - SIMPLE_HASHTABLE_SLOT_GROUPNAMES_CACHE *sl = simple_hashtable_get_slot_GROUPNAMES_CACHE(&gc->ht, gid, &gid, true); - STRING *g = SIMPLE_HASHTABLE_SLOT_DATA(sl); - if(!g) { - char tmp[1024 + 1]; - struct group grp, *result = NULL; - - if (getgrgid_r(gid, &grp, tmp, sizeof(tmp), &result) != 0 || !result || !grp.gr_name || !(*grp.gr_name)) { - char name[50]; - snprintfz(name, sizeof(name), "%u", gid); - g = string_strdupz(name); - } - else - g = string_strdupz(grp.gr_name); - - simple_hashtable_set_slot_GROUPNAMES_CACHE(&gc->ht, sl, gid, g); - } - - g = string_dup(g); - spinlock_unlock(&gc->spinlock); - return g; -} - -static inline GROUPNAMES_CACHE *system_groupnames_cache_init(void) { - GROUPNAMES_CACHE *gc = callocz(1, sizeof(*gc)); - spinlock_init(&gc->spinlock); - simple_hashtable_init_GROUPNAMES_CACHE(&gc->ht, 100); - return gc; -} - -static inline void system_groupnames_cache_destroy(GROUPNAMES_CACHE *gc) { - spinlock_lock(&gc->spinlock); - - for(SIMPLE_HASHTABLE_SLOT_GROUPNAMES_CACHE *sl = simple_hashtable_first_read_only_GROUPNAMES_CACHE(&gc->ht); - sl; - sl = simple_hashtable_next_read_only_GROUPNAMES_CACHE(&gc->ht, sl)) { - STRING *u = SIMPLE_HASHTABLE_SLOT_DATA(sl); - string_freez(u); - } - - simple_hashtable_destroy_GROUPNAMES_CACHE(&gc->ht); - freez(gc); -} - -#endif //NETDATA_SYSTEM_GROUPS_H -- cgit v1.2.3