X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Fcore%2Fcgroup.h;h=1957f2d83a4e0c90525ed8445ac7e147be0a927f;hb=076d998b73bf53e6652ea3ae4bed169e57423741;hp=2b19add7991e856d9574422b890ee8cf618cfa8e;hpb=b2f8b02ec27dfec9cbd23573f47aba494f2e9b5f;p=elogind.git diff --git a/src/core/cgroup.h b/src/core/cgroup.h index 2b19add79..1957f2d83 100644 --- a/src/core/cgroup.h +++ b/src/core/cgroup.h @@ -1,5 +1,3 @@ -/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ - #pragma once /*** @@ -21,7 +19,22 @@ along with systemd; If not, see . ***/ -#include "list.h" +#include + +// #include "list.h" +// #include "time-util.h" +#include "logind.h" + +#if 0 /// UNNEEDED by elogind +typedef struct CGroupContext CGroupContext; +Stypedef struct CGroupDeviceAllow CGroupDeviceAllow; +typedef struct CGroupBlockIODeviceWeight CGroupBlockIODeviceWeight; +typedef struct CGroupBlockIODeviceBandwidth CGroupBlockIODeviceBandwidth; + +/* Maximum value for fixed (manual) net class ID assignment, + * and also the value at which the range of automatic assignments starts + */ +#define CGROUP_NETCLASS_FIXED_MAX UINT32_C(65535) typedef struct CGroupContext CGroupContext; typedef struct CGroupDeviceAllow CGroupDeviceAllow; @@ -44,6 +57,17 @@ typedef enum CGroupDevicePolicy { _CGROUP_DEVICE_POLICY_INVALID = -1 } CGroupDevicePolicy; +typedef enum CGroupNetClassType { + /* Default - do not assign a net class */ + CGROUP_NETCLASS_TYPE_NONE, + + /* Automatically assign a net class */ + CGROUP_NETCLASS_TYPE_AUTO, + + /* Assign the net class that was provided by the user */ + CGROUP_NETCLASS_TYPE_FIXED, +} CGroupNetClassType; + struct CGroupDeviceAllow { LIST_FIELDS(CGroupDeviceAllow, device_allow); char *path; @@ -55,7 +79,7 @@ struct CGroupDeviceAllow { struct CGroupBlockIODeviceWeight { LIST_FIELDS(CGroupBlockIODeviceWeight, device_weights); char *path; - unsigned long weight; + uint64_t weight; }; struct CGroupBlockIODeviceBandwidth { @@ -69,13 +93,14 @@ struct CGroupContext { bool cpu_accounting; bool blockio_accounting; bool memory_accounting; + bool tasks_accounting; - unsigned long cpu_shares; + uint64_t cpu_shares; + uint64_t startup_cpu_shares; usec_t cpu_quota_per_sec_usec; - usec_t cpu_quota_usec; - usec_t cpu_quota_period_usec; - unsigned long blockio_weight; + uint64_t blockio_weight; + uint64_t startup_blockio_weight; LIST_HEAD(CGroupBlockIODeviceWeight, blockio_device_weights); LIST_HEAD(CGroupBlockIODeviceBandwidth, blockio_device_bandwidths); @@ -83,46 +108,80 @@ struct CGroupContext { CGroupDevicePolicy device_policy; LIST_HEAD(CGroupDeviceAllow, device_allow); + + CGroupNetClassType netclass_type; + uint32_t netclass_id; + + uint64_t tasks_max; + + bool delegate; }; -#include "unit.h" -#include "manager.h" #include "cgroup-util.h" +#include "unit.h" void cgroup_context_init(CGroupContext *c); void cgroup_context_done(CGroupContext *c); void cgroup_context_dump(CGroupContext *c, FILE* f, const char *prefix); -void cgroup_context_apply(CGroupContext *c, CGroupControllerMask mask, const char *path); +void cgroup_context_apply(CGroupContext *c, CGroupMask mask, const char *path, uint32_t netclass_id, ManagerState state); -CGroupControllerMask cgroup_context_get_mask(CGroupContext *c); +CGroupMask cgroup_context_get_mask(CGroupContext *c); void cgroup_context_free_device_allow(CGroupContext *c, CGroupDeviceAllow *a); void cgroup_context_free_blockio_device_weight(CGroupContext *c, CGroupBlockIODeviceWeight *w); void cgroup_context_free_blockio_device_bandwidth(CGroupContext *c, CGroupBlockIODeviceBandwidth *b); -usec_t cgroup_context_get_cpu_quota_usec(CGroupContext *c); -usec_t cgroup_context_get_cpu_quota_per_sec_usec(CGroupContext *c); +CGroupMask unit_get_own_mask(Unit *u); +CGroupMask unit_get_siblings_mask(Unit *u); +CGroupMask unit_get_members_mask(Unit *u); +CGroupMask unit_get_subtree_mask(Unit *u); -CGroupControllerMask unit_get_cgroup_mask(Unit *u); -CGroupControllerMask unit_get_siblings_mask(Unit *u); -CGroupControllerMask unit_get_members_mask(Unit *u); -CGroupControllerMask unit_get_target_mask(Unit *u); +vCGroupMask unit_get_target_mask(Unit *u); +CGroupMask unit_get_enable_mask(Unit *u); void unit_update_cgroup_members_masks(Unit *u); + +har *unit_default_cgroup_path(Unit *u); +int unit_set_cgroup_path(Unit *u, const char *path); + int unit_realize_cgroup(Unit *u); -void unit_destroy_cgroup(Unit *u); +void unit_release_cgroup(Unit *u); +void unit_prune_cgroup(Unit *u); +int unit_watch_cgroup(Unit *u); + +int unit_attach_pids_to_cgroup(Unit *u); + +int unit_add_to_netclass_cgroup(Unit *u); +int unit_remove_from_netclass_cgroup(Unit *u); +#endif // 0 int manager_setup_cgroup(Manager *m); void manager_shutdown_cgroup(Manager *m, bool delete); +#if 0 /// UNNEEDED by elogind unsigned manager_dispatch_cgroup_queue(Manager *m); Unit *manager_get_unit_by_cgroup(Manager *m, const char *cgroup); +Unit *manager_get_unit_by_pid_cgroup(Manager *m, pid_t pid); Unit* manager_get_unit_by_pid(Manager *m, pid_t pid); -pid_t unit_search_main_pid(Unit *u); +int unit_search_main_pid(Unit *u, pid_t *ret); +int unit_watch_all_pids(Unit *u); + +int unit_get_memory_current(Unit *u, uint64_t *ret); +int unit_get_tasks_current(Unit *u, uint64_t *ret); +int unit_get_cpu_usage(Unit *u, nsec_t *ret); +int unit_reset_cpu_usage(Unit *u); + +bool unit_cgroup_delegate(Unit *u); +int unit_notify_cgroup_empty(Unit *u); int manager_notify_cgroup_empty(Manager *m, const char *group); +void unit_invalidate_cgroup(Unit *u, CGroupMask m); + +void manager_invalidate_startup_units(Manager *m); + const char* cgroup_device_policy_to_string(CGroupDevicePolicy i) _const_; CGroupDevicePolicy cgroup_device_policy_from_string(const char *s) _pure_; +#endif // 0