From 0629b78d815ce6a0b65aecc02fb18a122226274c Mon Sep 17 00:00:00 2001 From: Luke Shumaker Date: Wed, 25 May 2016 23:32:14 -0400 Subject: stuff --- src/basic/cgroup-util.h | 192 ------------------------------------------------ 1 file changed, 192 deletions(-) delete mode 100644 src/basic/cgroup-util.h (limited to 'src/basic/cgroup-util.h') diff --git a/src/basic/cgroup-util.h b/src/basic/cgroup-util.h deleted file mode 100644 index ad1edd9cdb..0000000000 --- a/src/basic/cgroup-util.h +++ /dev/null @@ -1,192 +0,0 @@ -#pragma once - -/*** - This file is part of systemd. - - Copyright 2010 Lennart Poettering - - systemd is free software; you can redistribute it and/or modify it - under the terms of the GNU Lesser General Public License as published by - the Free Software Foundation; either version 2.1 of the License, or - (at your option) any later version. - - systemd is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with systemd; If not, see . -***/ - -#include -#include -#include -#include -#include - -#include "def.h" -#include "hashmap.h" -#include "macro.h" -#include "set.h" - -/* An enum of well known cgroup controllers */ -typedef enum CGroupController { - CGROUP_CONTROLLER_CPU, - CGROUP_CONTROLLER_CPUACCT, - CGROUP_CONTROLLER_BLKIO, - CGROUP_CONTROLLER_MEMORY, - CGROUP_CONTROLLER_DEVICES, - CGROUP_CONTROLLER_PIDS, - _CGROUP_CONTROLLER_MAX, - _CGROUP_CONTROLLER_INVALID = -1, -} CGroupController; - -#define CGROUP_CONTROLLER_TO_MASK(c) (1 << (c)) - -/* A bit mask of well known cgroup controllers */ -typedef enum CGroupMask { - CGROUP_MASK_CPU = CGROUP_CONTROLLER_TO_MASK(CGROUP_CONTROLLER_CPU), - CGROUP_MASK_CPUACCT = CGROUP_CONTROLLER_TO_MASK(CGROUP_CONTROLLER_CPUACCT), - CGROUP_MASK_BLKIO = CGROUP_CONTROLLER_TO_MASK(CGROUP_CONTROLLER_BLKIO), - CGROUP_MASK_MEMORY = CGROUP_CONTROLLER_TO_MASK(CGROUP_CONTROLLER_MEMORY), - CGROUP_MASK_DEVICES = CGROUP_CONTROLLER_TO_MASK(CGROUP_CONTROLLER_DEVICES), - CGROUP_MASK_PIDS = CGROUP_CONTROLLER_TO_MASK(CGROUP_CONTROLLER_PIDS), - _CGROUP_MASK_ALL = CGROUP_CONTROLLER_TO_MASK(_CGROUP_CONTROLLER_MAX) - 1 -} CGroupMask; - -/* Special values for the cpu.shares attribute */ -#define CGROUP_CPU_SHARES_INVALID ((uint64_t) -1) -#define CGROUP_CPU_SHARES_MIN UINT64_C(2) -#define CGROUP_CPU_SHARES_MAX UINT64_C(262144) -#define CGROUP_CPU_SHARES_DEFAULT UINT64_C(1024) - -static inline bool CGROUP_CPU_SHARES_IS_OK(uint64_t x) { - return - x == CGROUP_CPU_SHARES_INVALID || - (x >= CGROUP_CPU_SHARES_MIN && x <= CGROUP_CPU_SHARES_MAX); -} - -/* Special values for the blkio.weight attribute */ -#define CGROUP_BLKIO_WEIGHT_INVALID ((uint64_t) -1) -#define CGROUP_BLKIO_WEIGHT_MIN UINT64_C(10) -#define CGROUP_BLKIO_WEIGHT_MAX UINT64_C(1000) -#define CGROUP_BLKIO_WEIGHT_DEFAULT UINT64_C(500) - -static inline bool CGROUP_BLKIO_WEIGHT_IS_OK(uint64_t x) { - return - x == CGROUP_BLKIO_WEIGHT_INVALID || - (x >= CGROUP_BLKIO_WEIGHT_MIN && x <= CGROUP_BLKIO_WEIGHT_MAX); -} - -/* - * General rules: - * - * We accept named hierarchies in the syntax "foo" and "name=foo". - * - * We expect that named hierarchies do not conflict in name with a - * kernel hierarchy, modulo the "name=" prefix. - * - * We always generate "normalized" controller names, i.e. without the - * "name=" prefix. - * - * We require absolute cgroup paths. When returning, we will always - * generate paths with multiple adjacent / removed. - */ - -int cg_enumerate_processes(const char *controller, const char *path, FILE **_f); -int cg_read_pid(FILE *f, pid_t *_pid); - -int cg_enumerate_subgroups(const char *controller, const char *path, DIR **_d); -int cg_read_subgroup(DIR *d, char **fn); - -int cg_kill(const char *controller, const char *path, int sig, bool sigcont, bool ignore_self, Set *s); -int cg_kill_recursive(const char *controller, const char *path, int sig, bool sigcont, bool ignore_self, bool remove, Set *s); - -int cg_migrate(const char *cfrom, const char *pfrom, const char *cto, const char *pto, bool ignore_self); -int cg_migrate_recursive(const char *cfrom, const char *pfrom, const char *cto, const char *pto, bool ignore_self, bool remove); -int cg_migrate_recursive_fallback(const char *cfrom, const char *pfrom, const char *cto, const char *pto, bool ignore_self, bool rem); - -int cg_split_spec(const char *spec, char **controller, char **path); -int cg_mangle_path(const char *path, char **result); - -int cg_get_path(const char *controller, const char *path, const char *suffix, char **fs); -int cg_get_path_and_check(const char *controller, const char *path, const char *suffix, char **fs); - -int cg_pid_get_path(const char *controller, pid_t pid, char **path); - -int cg_trim(const char *controller, const char *path, bool delete_root); - -int cg_rmdir(const char *controller, const char *path); - -int cg_create(const char *controller, const char *path); -int cg_attach(const char *controller, const char *path, pid_t pid); -int cg_attach_fallback(const char *controller, const char *path, pid_t pid); -int cg_create_and_attach(const char *controller, const char *path, pid_t pid); - -int cg_set_attribute(const char *controller, const char *path, const char *attribute, const char *value); -int cg_get_attribute(const char *controller, const char *path, const char *attribute, char **ret); - -int cg_set_group_access(const char *controller, const char *path, mode_t mode, uid_t uid, gid_t gid); -int cg_set_task_access(const char *controller, const char *path, mode_t mode, uid_t uid, gid_t gid); - -int cg_install_release_agent(const char *controller, const char *agent); -int cg_uninstall_release_agent(const char *controller); - -int cg_is_empty(const char *controller, const char *path); -int cg_is_empty_recursive(const char *controller, const char *path); - -int cg_get_root_path(char **path); - -int cg_path_get_session(const char *path, char **session); -int cg_path_get_owner_uid(const char *path, uid_t *uid); -int cg_path_get_unit(const char *path, char **unit); -int cg_path_get_user_unit(const char *path, char **unit); -int cg_path_get_machine_name(const char *path, char **machine); -int cg_path_get_slice(const char *path, char **slice); -int cg_path_get_user_slice(const char *path, char **slice); - -int cg_shift_path(const char *cgroup, const char *cached_root, const char **shifted); -int cg_pid_get_path_shifted(pid_t pid, const char *cached_root, char **cgroup); - -int cg_pid_get_session(pid_t pid, char **session); -int cg_pid_get_owner_uid(pid_t pid, uid_t *uid); -int cg_pid_get_unit(pid_t pid, char **unit); -int cg_pid_get_user_unit(pid_t pid, char **unit); -int cg_pid_get_machine_name(pid_t pid, char **machine); -int cg_pid_get_slice(pid_t pid, char **slice); -int cg_pid_get_user_slice(pid_t pid, char **slice); - -int cg_path_decode_unit(const char *cgroup, char **unit); - -char *cg_escape(const char *p); -char *cg_unescape(const char *p) _pure_; - -bool cg_controller_is_valid(const char *p); - -int cg_slice_to_path(const char *unit, char **ret); - -typedef const char* (*cg_migrate_callback_t)(CGroupMask mask, void *userdata); - -int cg_create_everywhere(CGroupMask supported, CGroupMask mask, const char *path); -int cg_attach_everywhere(CGroupMask supported, const char *path, pid_t pid, cg_migrate_callback_t callback, void *userdata); -int cg_attach_many_everywhere(CGroupMask supported, const char *path, Set* pids, cg_migrate_callback_t callback, void *userdata); -int cg_migrate_everywhere(CGroupMask supported, const char *from, const char *to, cg_migrate_callback_t callback, void *userdata); -int cg_trim_everywhere(CGroupMask supported, const char *path, bool delete_root); -int cg_enable_everywhere(CGroupMask supported, CGroupMask mask, const char *p); - -int cg_mask_supported(CGroupMask *ret); - -int cg_kernel_controllers(Set *controllers); - -int cg_unified(void); -void cg_unified_flush(void); - -bool cg_is_unified_wanted(void); -bool cg_is_legacy_wanted(void); - -const char* cgroup_controller_to_string(CGroupController c) _const_; -CGroupController cgroup_controller_from_string(const char *s) _pure_; - -int cg_cpu_shares_parse(const char *s, uint64_t *ret); -int cg_blkio_weight_parse(const char *s, uint64_t *ret); -- cgit v1.2.3-54-g00ecf