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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-05 11:19:16 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-07-24 09:53:24 +0000 |
| commit | b5f8ee61a7f7e9bd291dd26b0585d03eb686c941 (patch) | |
| tree | d4d31289c39fc00da064a825df13a0b98ce95b10 /src/libnetdata/threads/threads.h | |
| parent | Adding upstream version 1.44.3. (diff) | |
| download | netdata-b5f8ee61a7f7e9bd291dd26b0585d03eb686c941.tar.xz netdata-b5f8ee61a7f7e9bd291dd26b0585d03eb686c941.zip | |
Adding upstream version 1.46.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/libnetdata/threads/threads.h')
| -rw-r--r-- | src/libnetdata/threads/threads.h | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/src/libnetdata/threads/threads.h b/src/libnetdata/threads/threads.h new file mode 100644 index 00000000..a7204e2a --- /dev/null +++ b/src/libnetdata/threads/threads.h @@ -0,0 +1,114 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#ifndef NETDATA_THREADS_H +#define NETDATA_THREADS_H 1 + +#include "../libnetdata.h" + +typedef enum __attribute__((packed)) { + NETDATA_THREAD_OPTION_DEFAULT = 0 << 0, + NETDATA_THREAD_OPTION_JOINABLE = 1 << 0, + NETDATA_THREAD_OPTION_DONT_LOG_STARTUP = 1 << 1, + NETDATA_THREAD_OPTION_DONT_LOG_CLEANUP = 1 << 2, + NETDATA_THREAD_STATUS_STARTED = 1 << 3, + NETDATA_THREAD_STATUS_FINISHED = 1 << 4, + NETDATA_THREAD_STATUS_JOINED = 1 << 5, +} NETDATA_THREAD_OPTIONS; + +#define NETDATA_THREAD_OPTIONS_ALL (NETDATA_THREAD_OPTION_JOINABLE | NETDATA_THREAD_OPTION_DONT_LOG_STARTUP | NETDATA_THREAD_OPTION_DONT_LOG_CLEANUP) +#define NETDATA_THREAD_OPTION_DONT_LOG (NETDATA_THREAD_OPTION_DONT_LOG_STARTUP | NETDATA_THREAD_OPTION_DONT_LOG_CLEANUP) + +#define netdata_thread_cleanup_push(func, arg) pthread_cleanup_push(func, arg) +#define netdata_thread_cleanup_pop(execute) pthread_cleanup_pop(execute) + +void nd_thread_tag_set(const char *tag); + +typedef struct nd_thread ND_THREAD; + +struct netdata_static_thread { + // the name of the thread as it should appear in the logs + char *name; + + // the section of netdata.conf to check if this is enabled or not + char *config_section; + + // the name of the config option to check if it is true or false + char *config_name; + + // the current status of the thread + volatile sig_atomic_t enabled; + + // internal use, to maintain a pointer to the created thread + ND_THREAD *thread; + + // an initialization function to run before spawning the thread + void (*init_routine) (void); + + // the threaded worker + void *(*start_routine) (void *); + + // the environment variable to create + char *env_name; + + // global variable + bool *global_variable; +}; + +#define NETDATA_MAIN_THREAD_RUNNING CONFIG_BOOLEAN_YES +#define NETDATA_MAIN_THREAD_EXITING (CONFIG_BOOLEAN_YES + 1) +#define NETDATA_MAIN_THREAD_EXITED CONFIG_BOOLEAN_NO + +#define NETDATA_THREAD_TAG_MAX 100 +const char *nd_thread_tag(void); +int nd_thread_has_tag(void); + +#define THREAD_TAG_STREAM_RECEIVER "RCVR" +#define THREAD_TAG_STREAM_SENDER "SNDR" + +size_t netdata_threads_init(void); +void netdata_threads_init_after_fork(size_t stacksize); +void netdata_threads_init_for_external_plugins(size_t stacksize); + +ND_THREAD *nd_thread_create(const char *tag, NETDATA_THREAD_OPTIONS options, void *(*start_routine) (void *), void *arg); +void nd_thread_join(ND_THREAD * nti); +ND_THREAD *nd_thread_self(void); +bool nd_thread_is_me(ND_THREAD *nti); + +typedef void (*nd_thread_canceller)(void *data); +void nd_thread_register_canceller(nd_thread_canceller cb, void *data); +void nd_thread_signal_cancel(ND_THREAD *nti); +bool nd_thread_signaled_to_cancel(void); + +#define ND_THREAD_TAG_MAX 15 +void uv_thread_set_name_np(const char* name); +void webrtc_set_thread_name(void); + +#ifdef NETDATA_INTERNAL_CHECKS +void nd_thread_rwlock_read_locked(void); +void nd_thread_rwlock_read_unlocked(void); +void nd_thread_rwlock_write_locked(void); +void nd_thread_rwlock_write_unlocked(void); +void nd_thread_mutex_locked(void); +void nd_thread_mutex_unlocked(void); +void nd_thread_spinlock_locked(void); +void nd_thread_spinlock_unlocked(void); +void nd_thread_rwspinlock_read_locked(void); +void nd_thread_rwspinlock_read_unlocked(void); +void nd_thread_rwspinlock_write_locked(void); +void nd_thread_rwspinlock_write_unlocked(void); +#else +#define nd_thread_rwlock_read_locked() debug_dummy() +#define nd_thread_rwlock_read_unlocked() debug_dummy() +#define nd_thread_rwlock_write_locked() debug_dummy() +#define nd_thread_rwlock_write_unlocked() debug_dummy() +#define nd_thread_mutex_locked() debug_dummy() +#define nd_thread_mutex_unlocked() debug_dummy() +#define nd_thread_spinlock_locked() debug_dummy() +#define nd_thread_spinlock_unlocked() debug_dummy() +#define nd_thread_rwspinlock_read_locked() debug_dummy() +#define nd_thread_rwspinlock_read_unlocked() debug_dummy() +#define nd_thread_rwspinlock_write_locked() debug_dummy() +#define nd_thread_rwspinlock_write_unlocked() debug_dummy() +#endif + +#endif //NETDATA_THREADS_H |