// SPDX-License-Identifier: GPL-3.0-or-later #ifndef NETDATA_APPS_PLUGIN_H #define NETDATA_APPS_PLUGIN_H #include "collectors/all.h" #include "libnetdata/libnetdata.h" #define OS_FUNC_CONCAT(a, b) a##b #if defined(OS_FREEBSD) #include #define OS_INIT_PID 1 #define ALL_PIDS_ARE_READ_INSTANTLY 1 #define PROCESSES_HAVE_CPU_GUEST_TIME 0 #define PROCESSES_HAVE_CPU_CHILDREN_TIME 1 #define PROCESSES_HAVE_VOLCTX 0 #define PROCESSES_HAVE_NVOLCTX 0 #define PROCESSES_HAVE_PHYSICAL_IO 0 #define PROCESSES_HAVE_LOGICAL_IO 1 #define PROCESSES_HAVE_IO_CALLS 0 #define PROCESSES_HAVE_UID 1 #define PROCESSES_HAVE_GID 1 #define PROCESSES_HAVE_SID 0 #define PROCESSES_HAVE_MAJFLT 1 #define PROCESSES_HAVE_CHILDREN_FLTS 1 #define PROCESSES_HAVE_VMSWAP 0 #define PROCESSES_HAVE_VMSHARED 0 #define PROCESSES_HAVE_RSSFILE 0 #define PROCESSES_HAVE_RSSSHMEM 0 #define PROCESSES_HAVE_FDS 1 #define PROCESSES_HAVE_HANDLES 0 #define PROCESSES_HAVE_CMDLINE 1 #define PROCESSES_HAVE_PID_LIMITS 0 #define PROCESSES_HAVE_COMM_AND_NAME 0 #define PROCESSES_HAVE_STATE 0 #define PPID_SHOULD_BE_RUNNING 1 #define INCREMENTAL_DATA_COLLECTION 1 #define CPU_TO_NANOSECONDCORES (1) #define OS_FUNCTION(func) OS_FUNC_CONCAT(func, _freebsd) #elif defined(OS_MACOS) #include #include #include #include #include #include // For mach_timebase_info_data_t and mach_timebase_info struct pid_info { struct kinfo_proc proc; struct proc_taskinfo taskinfo; struct proc_bsdinfo bsdinfo; struct rusage_info_v4 rusageinfo; }; #define OS_INIT_PID 1 #define ALL_PIDS_ARE_READ_INSTANTLY 1 #define PROCESSES_HAVE_CPU_GUEST_TIME 0 #define PROCESSES_HAVE_CPU_CHILDREN_TIME 0 #define PROCESSES_HAVE_VOLCTX 1 #define PROCESSES_HAVE_NVOLCTX 0 #define PROCESSES_HAVE_PHYSICAL_IO 0 #define PROCESSES_HAVE_LOGICAL_IO 1 #define PROCESSES_HAVE_IO_CALLS 0 #define PROCESSES_HAVE_UID 1 #define PROCESSES_HAVE_GID 1 #define PROCESSES_HAVE_SID 0 #define PROCESSES_HAVE_MAJFLT 1 #define PROCESSES_HAVE_CHILDREN_FLTS 0 #define PROCESSES_HAVE_VMSWAP 0 #define PROCESSES_HAVE_VMSHARED 0 #define PROCESSES_HAVE_RSSFILE 0 #define PROCESSES_HAVE_RSSSHMEM 0 #define PROCESSES_HAVE_FDS 1 #define PROCESSES_HAVE_HANDLES 0 #define PROCESSES_HAVE_CMDLINE 1 #define PROCESSES_HAVE_PID_LIMITS 0 #define PROCESSES_HAVE_COMM_AND_NAME 0 #define PROCESSES_HAVE_STATE 0 #define PPID_SHOULD_BE_RUNNING 1 #define INCREMENTAL_DATA_COLLECTION 1 #define CPU_TO_NANOSECONDCORES (1) // already in nanoseconds #define OS_FUNCTION(func) OS_FUNC_CONCAT(func, _macos) #elif defined(OS_WINDOWS) #define OS_INIT_PID 0 // dynamic, is set during data collection #define ALL_PIDS_ARE_READ_INSTANTLY 1 #define PROCESSES_HAVE_CPU_GUEST_TIME 0 #define PROCESSES_HAVE_CPU_CHILDREN_TIME 0 #define PROCESSES_HAVE_VOLCTX 0 #define PROCESSES_HAVE_NVOLCTX 0 #define PROCESSES_HAVE_PHYSICAL_IO 0 #define PROCESSES_HAVE_LOGICAL_IO 1 #define PROCESSES_HAVE_IO_CALLS 1 #define PROCESSES_HAVE_UID 0 #define PROCESSES_HAVE_GID 0 #define PROCESSES_HAVE_SID 1 #define PROCESSES_HAVE_MAJFLT 0 #define PROCESSES_HAVE_CHILDREN_FLTS 0 #define PROCESSES_HAVE_VMSWAP 1 #define PROCESSES_HAVE_VMSHARED 0 #define PROCESSES_HAVE_RSSFILE 0 #define PROCESSES_HAVE_RSSSHMEM 0 #define PROCESSES_HAVE_FDS 0 #define PROCESSES_HAVE_HANDLES 1 #define PROCESSES_HAVE_CMDLINE 0 #define PROCESSES_HAVE_PID_LIMITS 0 #define PROCESSES_HAVE_COMM_AND_NAME 1 #define PROCESSES_HAVE_STATE 0 #define PPID_SHOULD_BE_RUNNING 0 #define INCREMENTAL_DATA_COLLECTION 0 #define CPU_TO_NANOSECONDCORES (100) // convert 100ns to ns #define OS_FUNCTION(func) OS_FUNC_CONCAT(func, _windows) #elif defined(OS_LINUX) #define OS_INIT_PID 1 #define ALL_PIDS_ARE_READ_INSTANTLY 0 #define PROCESSES_HAVE_CPU_GUEST_TIME 1 #define PROCESSES_HAVE_CPU_CHILDREN_TIME 1 #define PROCESSES_HAVE_VOLCTX 1 #define PROCESSES_HAVE_NVOLCTX 1 #define PROCESSES_HAVE_PHYSICAL_IO 1 #define PROCESSES_HAVE_LOGICAL_IO 1 #define PROCESSES_HAVE_IO_CALLS 1 #define PROCESSES_HAVE_UID 1 #define PROCESSES_HAVE_GID 1 #define PROCESSES_HAVE_SID 0 #define PROCESSES_HAVE_MAJFLT 1 #define PROCESSES_HAVE_CHILDREN_FLTS 1 #define PROCESSES_HAVE_VMSWAP 1 #define PROCESSES_HAVE_VMSHARED 1 #define PROCESSES_HAVE_RSSFILE 1 #define PROCESSES_HAVE_RSSSHMEM 1 #define PROCESSES_HAVE_FDS 1 #define PROCESSES_HAVE_HANDLES 0 #define PROCESSES_HAVE_CMDLINE 1 #define PROCESSES_HAVE_PID_LIMITS 1 #define PROCESSES_HAVE_COMM_AND_NAME 0 #define PROCESSES_HAVE_STATE 1 #define PPID_SHOULD_BE_RUNNING 1 #define USE_APPS_GROUPS_CONF 1 #define INCREMENTAL_DATA_COLLECTION 1 #define CPU_TO_NANOSECONDCORES (NSEC_PER_SEC / system_hz) #define OS_FUNCTION(func) OS_FUNC_CONCAT(func, _linux) extern int max_fds_cache_seconds; #else #error "Unsupported operating system" #endif #if (PROCESSES_HAVE_UID == 1) && (PROCESSES_HAVE_SID == 1) #error "Do not enable SID and UID at the same time" #endif // -------------------------------------------------------------------------------------------------------------------- #define MAX_SYSTEM_FD_TO_ALLOW_FILES_PROCESSING 100000 extern pid_t INIT_PID; extern bool debug_enabled; extern bool enable_detailed_uptime_charts; extern bool enable_users_charts; extern bool enable_groups_charts; extern bool include_exited_childs; extern bool enable_function_cmdline; extern bool proc_pid_cmdline_is_needed; extern int enable_file_charts; extern bool obsolete_file_charts; extern size_t global_iterations_counter, calls_counter, file_counter, filenames_allocated_counter, inodes_changed_counter, links_changed_counter, targets_assignment_counter, apps_groups_targets_count; #if (PROCESSES_HAVE_CPU_GUEST_TIME == 1) extern bool enable_guest_charts; extern bool show_guest_time; #endif #if (ALL_PIDS_ARE_READ_INSTANTLY == 0) extern kernel_uint_t global_utime, global_stime, global_gtime; #endif // the normalization ratios, as calculated by normalize_utilization() extern NETDATA_DOUBLE utime_fix_ratio, stime_fix_ratio, gtime_fix_ratio, minflt_fix_ratio, majflt_fix_ratio, cutime_fix_ratio, cstime_fix_ratio, cgtime_fix_ratio, cminflt_fix_ratio, cmajflt_fix_ratio; extern size_t pagesize; extern netdata_mutex_t apps_and_stdout_mutex; // -------------------------------------------------------------------------------------------------------------------- // string lengths #define MAX_CMDLINE 65536 // -------------------------------------------------------------------------------------------------------------------- // to avoid reallocating too frequently when we add file descriptors, // we double the allocation at every increase request. static inline uint32_t fds_new_size(uint32_t old_size, uint32_t new_fd) { return MAX(old_size * 2, new_fd + 1); // 1 space always } // -------------------------------------------------------------------------------------------------------------------- // some variables for keeping track of processes count by states #if (PROCESSES_HAVE_STATE == 1) typedef enum { PROC_STATUS_RUNNING = 0, PROC_STATUS_SLEEPING_D, // uninterruptible sleep PROC_STATUS_SLEEPING, // interruptible sleep PROC_STATUS_ZOMBIE, PROC_STATUS_STOPPED, PROC_STATUS_END, //place holder for ending enum fields } proc_state; extern proc_state proc_state_count[PROC_STATUS_END]; extern const char *proc_states[]; #endif // -------------------------------------------------------------------------------------------------------------------- // the rates we are going to send to netdata will have this detail a value of: // - 1 will send just integer parts to netdata // - 100 will send 2 decimal points // - 1000 will send 3 decimal points // etc. #define RATES_DETAIL 10000ULL #if (PROCESSES_HAVE_FDS == 1) struct openfds { kernel_uint_t files; kernel_uint_t pipes; kernel_uint_t sockets; kernel_uint_t inotifies; kernel_uint_t eventfds; kernel_uint_t timerfds; kernel_uint_t signalfds; kernel_uint_t eventpolls; kernel_uint_t other; }; #define pid_openfds_sum(p) ((p)->openfds.files + (p)->openfds.pipes + (p)->openfds.sockets + (p)->openfds.inotifies + (p)->openfds.eventfds + (p)->openfds.timerfds + (p)->openfds.signalfds + (p)->openfds.eventpolls + (p)->openfds.other) #endif // -------------------------------------------------------------------------------------------------------------------- // target // // target is the structure that processes are aggregated to be reported // to netdata. // // - Each entry in /etc/apps_groups.conf creates a target. // - Each user and group used by a process in the system, creates a target. struct pid_on_target { int32_t pid; struct pid_on_target *next; }; typedef enum __attribute__((packed)) { TARGET_TYPE_APP_GROUP = 1, #if (PROCESSES_HAVE_UID == 1) TARGET_TYPE_UID, #endif #if (PROCESSES_HAVE_GID == 1) TARGET_TYPE_GID, #endif #if (PROCESSES_HAVE_SID == 1) TARGET_TYPE_SID, #endif TARGET_TYPE_TREE, } TARGET_TYPE; typedef enum __attribute__((packed)) { // CPU utilization time // The values are expressed in "NANOSECONDCORES". // 1 x "NANOSECONDCORE" = 1 x NSEC_PER_SEC (1 billion). PDF_UTIME, // CPU user time PDF_STIME, // CPU system time #if (PROCESSES_HAVE_CPU_GUEST_TIME == 1) PDF_GTIME, // CPU guest time #endif #if (PROCESSES_HAVE_CPU_CHILDREN_TIME == 1) PDF_CUTIME, // exited children CPU user time PDF_CSTIME, // exited children CPU system time #if (PROCESSES_HAVE_CPU_GUEST_TIME == 1) PDF_CGTIME, // exited children CPU guest time #endif #endif PDF_MINFLT, // rate, unit: faults * RATES_DETAIL #if (PROCESSES_HAVE_MAJFLT == 1) PDF_MAJFLT, // rate, unit: faults * RATES_DETAIL #endif #if (PROCESSES_HAVE_CHILDREN_FLTS == 1) PDF_CMINFLT, // rate, unit: faults * RATES_DETAIL PDF_CMAJFLT, // rate, unit: faults * RATES_DETAIL #endif PDF_VMSIZE, // the current virtual memory used by the process, in bytes PDF_VMRSS, // the resident memory used by the process, in bytes #if (PROCESSES_HAVE_VMSHARED == 1) PDF_VMSHARED, // the shared memory used by the process, in bytes #endif #if (PROCESSES_HAVE_RSSFILE == 1) PDF_RSSFILE, // unit: bytes #endif #if (PROCESSES_HAVE_RSSSHMEM == 1) PDF_RSSSHMEM, // unit: bytes #endif #if (PROCESSES_HAVE_VMSWAP == 1) PDF_VMSWAP, // the swap memory used by the process, in bytes #endif #if (PROCESSES_HAVE_VOLCTX == 1) PDF_VOLCTX, // rate, unit: switches * RATES_DETAIL #endif #if (PROCESSES_HAVE_NVOLCTX == 1) PDF_NVOLCTX, // rate, unit: switches * RATES_DETAIL #endif #if (PROCESSES_HAVE_LOGICAL_IO == 1) PDF_LREAD, // rate, logical reads in bytes/sec * RATES_DETAIL PDF_LWRITE, // rate, logical writes in bytes/sec * RATES_DETAIL #endif #if (PROCESSES_HAVE_PHYSICAL_IO == 1) PDF_PREAD, // rate, physical reads in bytes/sec * RATES_DETAIL PDF_PWRITE, // rate, physical writes in bytes/sec * RATES_DETAIL #endif #if (PROCESSES_HAVE_IO_CALLS == 1) PDF_OREAD, // rate, read ops/sec * RATES_DETAIL PDF_OWRITE, // rate, write ops/sec * RATES_DETAIL #endif PDF_UPTIME, // the process uptime in seconds PDF_THREADS, // the number of threads PDF_PROCESSES, // the number of processes #if (PROCESSES_HAVE_HANDLES == 1) PDF_HANDLES, // the number of handles the process maintains #endif // terminator PDF_MAX } PID_FIELD; typedef struct apps_match { bool starts_with:1; bool ends_with:1; STRING *compare; SIMPLE_PATTERN *pattern; } APPS_MATCH; struct target { STRING *id; STRING *name; STRING *clean_name; TARGET_TYPE type; APPS_MATCH match; #if (PROCESSES_HAVE_UID == 1) uid_t uid; #endif #if (PROCESSES_HAVE_GID == 1) gid_t gid; #endif #if (PROCESSES_HAVE_SID == 1) STRING *sid_name; #endif kernel_uint_t values[PDF_MAX]; kernel_uint_t uptime_min; kernel_uint_t uptime_max; #if (PROCESSES_HAVE_FDS == 1) struct openfds openfds; NETDATA_DOUBLE max_open_files_percent; int *target_fds; uint32_t target_fds_size; #endif bool exposed:1; // if set, we have sent this to netdata struct pid_on_target *root_pid; // list of aggregated pids for target debugging struct target *target; // the one that will be reported to netdata struct target *next; }; // -------------------------------------------------------------------------------------------------------------------- // internal flags // handled in code (automatically set) // log each problem once per process // log flood protection flags (log_thrown) typedef enum __attribute__((packed)) { PID_LOG_IO = (1 << 0), PID_LOG_STATUS = (1 << 1), PID_LOG_CMDLINE = (1 << 2), PID_LOG_FDS = (1 << 3), PID_LOG_STAT = (1 << 4), PID_LOG_LIMITS = (1 << 5), PID_LOG_LIMITS_DETAIL = (1 << 6), } PID_LOG; // -------------------------------------------------------------------------------------------------------------------- // pid_stat // // structure to store data for each process running // see: man proc for the description of the fields #if (PROCESSES_HAVE_PID_LIMITS == 1) struct pid_limits { // kernel_uint_t max_cpu_time; // kernel_uint_t max_file_size; // kernel_uint_t max_data_size; // kernel_uint_t max_stack_size; // kernel_uint_t max_core_file_size; // kernel_uint_t max_resident_set; // kernel_uint_t max_processes; kernel_uint_t max_open_files; // kernel_uint_t max_locked_memory; // kernel_uint_t max_address_space; // kernel_uint_t max_file_locks; // kernel_uint_t max_pending_signals; // kernel_uint_t max_msgqueue_size; // kernel_uint_t max_nice_priority; // kernel_uint_t max_realtime_priority; // kernel_uint_t max_realtime_timeout; }; #endif struct pid_fd { int fd; #if defined(OS_LINUX) ino_t inode; char *filename; uint32_t link_hash; size_t cache_iterations_counter; size_t cache_iterations_reset; #endif }; #define pid_stat_comm(p) (string2str((p)->comm)) #define pid_stat_cmdline(p) (string2str((p)->cmdline)) uint32_t all_files_len_get(void); struct pid_stat { int32_t pid; int32_t ppid; // int32_t pgrp; // int32_t session; // int32_t tty_nr; // int32_t tpgid; // uint64_t flags; struct pid_stat *parent; struct pid_stat *next; struct pid_stat *prev; struct target *target; // app_groups.conf/tree targets #if (PROCESSES_HAVE_UID == 1) struct target *uid_target; // uid based targets #endif #if (PROCESSES_HAVE_GID == 1) struct target *gid_target; // gid based targets #endif #if (PROCESSES_HAVE_SID == 1) struct target *sid_target; // sid based targets #endif STRING *comm_orig; // the command, as-collected STRING *comm; // the command, sanitized STRING *name; // the command name, if any, sanitized STRING *cmdline; // the full command line of the program #if defined(OS_WINDOWS) COUNTER_DATA perflib[PDF_MAX]; #else kernel_uint_t raw[PDF_MAX]; #endif kernel_uint_t values[PDF_MAX]; #if (PROCESSES_HAVE_UID == 1) uid_t uid; #endif #if (PROCESSES_HAVE_GID == 1) gid_t gid; #endif #if (PROCESSES_HAVE_SID == 1) STRING *sid_name; #endif #if (ALL_PIDS_ARE_READ_INSTANTLY == 0) uint32_t sortlist; // higher numbers = top on the process tree // each process gets a unique number (non-sequential though) #endif #if (PROCESSES_HAVE_FDS == 1) struct openfds openfds; #if (PROCESSES_HAVE_PID_LIMITS == 1) struct pid_limits limits; NETDATA_DOUBLE openfds_limits_percent; #endif struct pid_fd *fds; // array of fds it uses uint32_t fds_size; // the size of the fds array #endif uint32_t children_count; // the number of processes directly referencing this. // used internally for apps_groups.conf inheritance. // don't rely on it for anything else. uint32_t keeploops; // increases by 1 every time keep is 1 and updated 0 PID_LOG log_thrown; bool read:1; // true when we have already read this process for this iteration bool updated:1; // true when the process is currently running bool merged:1; // true when it has been merged to its parent bool keep:1; // true when we need to keep this process in memory even after it exited bool is_manager:1; // true when this pid is a process manager bool is_aggregator:1; // true when this pid is a process aggregator bool matched_by_config:1; #if (PROCESSES_HAVE_STATE == 1) char state; #endif #if defined(OS_WINDOWS) bool got_info:1; bool got_service:1; bool initialized:1; #endif usec_t stat_collected_usec; usec_t last_stat_collected_usec; usec_t io_collected_usec; usec_t last_io_collected_usec; usec_t last_limits_collected_usec; #if defined(OS_LINUX) ARL_BASE *status_arl; char *fds_dirname; // the full directory name in /proc/PID/fd char *stat_filename; char *status_filename; char *io_filename; char *cmdline_filename; char *limits_filename; #endif }; // -------------------------------------------------------------------------------------------------------------------- extern int update_every; // -------------------------------------------------------------------------------------------------------------------- // debugging static inline void debug_log_int(const char *fmt, ... ) { va_list args; fprintf( stderr, "apps.plugin: "); va_start( args, fmt ); vfprintf( stderr, fmt, args ); va_end( args ); fputc('\n', stderr); } #ifdef NETDATA_INTERNAL_CHECKS #define debug_log(fmt, args...) do { if(unlikely(debug_enabled)) debug_log_int(fmt, ##args); } while(0) #else static inline void debug_log_dummy(void) {} #define debug_log(fmt, args...) debug_log_dummy() #endif bool managed_log(struct pid_stat *p, PID_LOG log, bool status); void sanitize_apps_plugin_chart_meta(char *buf); // -------------------------------------------------------------------------------------------------------------------- // macro to calculate the incremental rate of a value // each parameter is accessed only ONCE - so it is safe to pass function calls // or other macros as parameters #define incremental_rate(rate_variable, last_kernel_variable, new_kernel_value, collected_usec, last_collected_usec, multiplier) do { \ kernel_uint_t _new_tmp = new_kernel_value; \ (rate_variable) = (_new_tmp - (last_kernel_variable)) * (USEC_PER_SEC * (multiplier)) / ((collected_usec) - (last_collected_usec)); \ (last_kernel_variable) = _new_tmp; \ } while(0) // the same macro for struct pid members #define pid_incremental_rate(type, idx, value) \ incremental_rate(p->values[idx], p->raw[idx], value, p->type##_collected_usec, p->last_##type##_collected_usec, RATES_DETAIL) #define pid_incremental_cpu(type, idx, value) \ incremental_rate(p->values[idx], p->raw[idx], value, p->type##_collected_usec, p->last_##type##_collected_usec, CPU_TO_NANOSECONDCORES) void apps_managers_and_aggregators_init(void); void apps_pids_init(void); #if (PROCESSES_HAVE_CMDLINE == 1) int read_proc_pid_cmdline(struct pid_stat *p); #endif #if (PROCESSES_HAVE_FDS == 1) void clear_pid_fd(struct pid_fd *pfd); void file_descriptor_not_used(int id); void init_pid_fds(struct pid_stat *p, size_t first, size_t size); void aggregate_pid_fds_on_targets(struct pid_stat *p); int read_pid_file_descriptors(struct pid_stat *p, void *ptr); void make_all_pid_fds_negative(struct pid_stat *p); uint32_t file_descriptor_find_or_add(const char *name, uint32_t hash); #endif // -------------------------------------------------------------------------------------------------------------------- // data collection management bool pid_match_check(struct pid_stat *p, APPS_MATCH *match); APPS_MATCH pid_match_create(const char *comm); void pid_match_cleanup(APPS_MATCH *m); bool collect_data_for_all_pids(void); void pid_collection_started(struct pid_stat *p); void pid_collection_failed(struct pid_stat *p); void pid_collection_completed(struct pid_stat *p); #if (INCREMENTAL_DATA_COLLECTION == 1) bool collect_parents_before_children(void); int incrementally_collect_data_for_pid(pid_t pid, void *ptr); int incrementally_collect_data_for_pid_stat(struct pid_stat *p, void *ptr); #endif // -------------------------------------------------------------------------------------------------------------------- // pid management struct pid_stat *root_of_pids(void); size_t all_pids_count(void); struct pid_stat *get_or_allocate_pid_entry(pid_t pid); struct pid_stat *find_pid_entry(pid_t pid); void del_pid_entry(pid_t pid); void update_pid_comm(struct pid_stat *p, const char *comm); void update_pid_cmdline(struct pid_stat *p, const char *cmdline); bool is_process_a_manager(struct pid_stat *p); bool is_process_an_aggregator(struct pid_stat *p); bool is_process_an_interpreter(struct pid_stat *p); // -------------------------------------------------------------------------------------------------------------------- // targets management struct target *find_target_by_name(struct target *base, const char *name); struct target *get_tree_target(struct pid_stat *p); void aggregate_processes_to_targets(void); #if (PROCESSES_HAVE_UID == 1) extern struct target *users_root_target; struct target *get_uid_target(uid_t uid); #endif #if (PROCESSES_HAVE_GID == 1) extern struct target *groups_root_target; struct target *get_gid_target(gid_t gid); #endif #if (PROCESSES_HAVE_SID == 1) extern struct target *sids_root_target; struct target *get_sid_target(STRING *sid_name); #endif extern struct target *apps_groups_root_target; int read_apps_groups_conf(const char *path, const char *file); // -------------------------------------------------------------------------------------------------------------------- // output void send_charts_updates_to_netdata(struct target *root, const char *type, const char *lbl_name, const char *title); void send_collected_data_to_netdata(struct target *root, const char *type, usec_t dt); void send_resource_usage_to_netdata(usec_t dt); #if (PROCESSES_HAVE_STATE == 1) void send_proc_states_count(usec_t dt); #endif #define APPS_PLUGIN_PROCESSES_FUNCTION_DESCRIPTION "Detailed information on the currently running processes." void function_processes(const char *transaction, char *function, usec_t *stop_monotonic_ut __maybe_unused, bool *cancelled __maybe_unused, BUFFER *payload __maybe_unused, HTTP_ACCESS access, const char *source __maybe_unused, void *data __maybe_unused); // -------------------------------------------------------------------------------------------------------------------- // operating system functions // one time initialization per operating system void OS_FUNCTION(apps_os_init)(void); // collect all the available information for all processes running bool OS_FUNCTION(apps_os_collect_all_pids)(void); bool OS_FUNCTION(apps_os_read_pid_status)(struct pid_stat *p, void *ptr); bool OS_FUNCTION(apps_os_read_pid_stat)(struct pid_stat *p, void *ptr); bool OS_FUNCTION(apps_os_read_pid_io)(struct pid_stat *p, void *ptr); #if (PROCESSES_HAVE_PID_LIMITS == 1) bool OS_FUNCTION(apps_os_read_pid_limits)(struct pid_stat *p, void *ptr); #endif #if (PROCESSES_HAVE_CMDLINE == 1) bool OS_FUNCTION(apps_os_get_pid_cmdline)(struct pid_stat *p, char *cmdline, size_t bytes); #endif #if (PROCESSES_HAVE_FDS == 1) bool OS_FUNCTION(apps_os_read_pid_fds)(struct pid_stat *p, void *ptr); #endif #if (ALL_PIDS_ARE_READ_INSTANTLY == 0) bool OS_FUNCTION(apps_os_read_global_cpu_utilization)(void); #endif // return the total physical memory of the system, in bytes uint64_t OS_FUNCTION(apps_os_get_total_memory)(void); #endif //NETDATA_APPS_PLUGIN_H