From e7372d18a1a661d8c3dba9f51e1f17b5f94171a7 Mon Sep 17 00:00:00 2001 From: Daniel Lange Date: Wed, 10 Jan 2024 11:17:08 +0100 Subject: New upstream version 3.3.0 --- dragonflybsd/DragonFlyBSDProcessList.c | 615 --------------------------------- 1 file changed, 615 deletions(-) delete mode 100644 dragonflybsd/DragonFlyBSDProcessList.c (limited to 'dragonflybsd/DragonFlyBSDProcessList.c') diff --git a/dragonflybsd/DragonFlyBSDProcessList.c b/dragonflybsd/DragonFlyBSDProcessList.c deleted file mode 100644 index 0d0e1a4..0000000 --- a/dragonflybsd/DragonFlyBSDProcessList.c +++ /dev/null @@ -1,615 +0,0 @@ -/* -htop - DragonFlyBSDProcessList.c -(C) 2014 Hisham H. Muhammad -(C) 2017 Diederik de Groot -Released under the GNU GPLv2+, see the COPYING file -in the source distribution for its full text. -*/ - -#include "dragonflybsd/DragonFlyBSDProcessList.h" - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "CRT.h" -#include "Macros.h" - -#include "dragonflybsd/DragonFlyBSDProcess.h" - - -static int MIB_hw_physmem[2]; -static int MIB_vm_stats_vm_v_page_count[4]; -static int pageSize; -static int pageSizeKb; - -static int MIB_vm_stats_vm_v_wire_count[4]; -static int MIB_vm_stats_vm_v_active_count[4]; -static int MIB_vm_stats_vm_v_cache_count[4]; -static int MIB_vm_stats_vm_v_inactive_count[4]; -static int MIB_vm_stats_vm_v_free_count[4]; - -static int MIB_vfs_bufspace[2]; - -static int MIB_kern_cp_time[2]; -static int MIB_kern_cp_times[2]; -static int kernelFScale; - -ProcessList* ProcessList_new(UsersTable* usersTable, Hashtable* dynamicMeters, Hashtable* dynamicColumns, Hashtable* pidMatchList, uid_t userId) { - size_t len; - char errbuf[_POSIX2_LINE_MAX]; - DragonFlyBSDProcessList* dfpl = xCalloc(1, sizeof(DragonFlyBSDProcessList)); - ProcessList* pl = (ProcessList*) dfpl; - ProcessList_init(pl, Class(DragonFlyBSDProcess), usersTable, dynamicMeters, dynamicColumns, pidMatchList, userId); - - // physical memory in system: hw.physmem - // physical page size: hw.pagesize - // usable pagesize : vm.stats.vm.v_page_size - len = 2; sysctlnametomib("hw.physmem", MIB_hw_physmem, &len); - - len = sizeof(pageSize); - if (sysctlbyname("vm.stats.vm.v_page_size", &pageSize, &len, NULL, 0) == -1) - CRT_fatalError("Cannot get pagesize by sysctl"); - pageSizeKb = pageSize / ONE_K; - - // usable page count vm.stats.vm.v_page_count - // actually usable memory : vm.stats.vm.v_page_count * vm.stats.vm.v_page_size - len = 4; sysctlnametomib("vm.stats.vm.v_page_count", MIB_vm_stats_vm_v_page_count, &len); - - len = 4; sysctlnametomib("vm.stats.vm.v_wire_count", MIB_vm_stats_vm_v_wire_count, &len); - len = 4; sysctlnametomib("vm.stats.vm.v_active_count", MIB_vm_stats_vm_v_active_count, &len); - len = 4; sysctlnametomib("vm.stats.vm.v_cache_count", MIB_vm_stats_vm_v_cache_count, &len); - len = 4; sysctlnametomib("vm.stats.vm.v_inactive_count", MIB_vm_stats_vm_v_inactive_count, &len); - len = 4; sysctlnametomib("vm.stats.vm.v_free_count", MIB_vm_stats_vm_v_free_count, &len); - - len = 2; sysctlnametomib("vfs.bufspace", MIB_vfs_bufspace, &len); - - int cpus = 1; - len = sizeof(cpus); - if (sysctlbyname("hw.ncpu", &cpus, &len, NULL, 0) != 0) { - cpus = 1; - } - - size_t sizeof_cp_time_array = sizeof(unsigned long) * CPUSTATES; - len = 2; sysctlnametomib("kern.cp_time", MIB_kern_cp_time, &len); - dfpl->cp_time_o = xCalloc(CPUSTATES, sizeof(unsigned long)); - dfpl->cp_time_n = xCalloc(CPUSTATES, sizeof(unsigned long)); - len = sizeof_cp_time_array; - - // fetch initial single (or average) CPU clicks from kernel - sysctl(MIB_kern_cp_time, 2, dfpl->cp_time_o, &len, NULL, 0); - - // on smp box, fetch rest of initial CPU's clicks - if (cpus > 1) { - len = 2; sysctlnametomib("kern.cp_times", MIB_kern_cp_times, &len); - dfpl->cp_times_o = xCalloc(cpus, sizeof_cp_time_array); - dfpl->cp_times_n = xCalloc(cpus, sizeof_cp_time_array); - len = cpus * sizeof_cp_time_array; - sysctl(MIB_kern_cp_times, 2, dfpl->cp_times_o, &len, NULL, 0); - } - - pl->existingCPUs = MAXIMUM(cpus, 1); - // TODO: support offline CPUs and hot swapping - pl->activeCPUs = pl->existingCPUs; - - if (cpus == 1 ) { - dfpl->cpus = xRealloc(dfpl->cpus, sizeof(CPUData)); - } else { - // on smp we need CPUs + 1 to store averages too (as kernel kindly provides that as well) - dfpl->cpus = xRealloc(dfpl->cpus, (pl->existingCPUs + 1) * sizeof(CPUData)); - } - - len = sizeof(kernelFScale); - if (sysctlbyname("kern.fscale", &kernelFScale, &len, NULL, 0) == -1) { - //sane default for kernel provided CPU percentage scaling, at least on x86 machines, in case this sysctl call failed - kernelFScale = 2048; - } - - dfpl->kd = kvm_openfiles(NULL, "/dev/null", NULL, 0, errbuf); - if (dfpl->kd == NULL) { - CRT_fatalError("kvm_openfiles() failed"); - } - - return pl; -} - -void ProcessList_delete(ProcessList* this) { - const DragonFlyBSDProcessList* dfpl = (DragonFlyBSDProcessList*) this; - if (dfpl->kd) { - kvm_close(dfpl->kd); - } - - if (dfpl->jails) { - Hashtable_delete(dfpl->jails); - } - free(dfpl->cp_time_o); - free(dfpl->cp_time_n); - free(dfpl->cp_times_o); - free(dfpl->cp_times_n); - free(dfpl->cpus); - - ProcessList_done(this); - free(this); -} - -static inline void DragonFlyBSDProcessList_scanCPUTime(ProcessList* pl) { - const DragonFlyBSDProcessList* dfpl = (DragonFlyBSDProcessList*) pl; - - unsigned int cpus = pl->existingCPUs; // actual CPU count - unsigned int maxcpu = cpus; // max iteration (in case we have average + smp) - int cp_times_offset; - - assert(cpus > 0); - - size_t sizeof_cp_time_array; - - unsigned long* cp_time_n; // old clicks state - unsigned long* cp_time_o; // current clicks state - - unsigned long cp_time_d[CPUSTATES]; - double cp_time_p[CPUSTATES]; - - // get averages or single CPU clicks - sizeof_cp_time_array = sizeof(unsigned long) * CPUSTATES; - sysctl(MIB_kern_cp_time, 2, dfpl->cp_time_n, &sizeof_cp_time_array, NULL, 0); - - // get rest of CPUs - if (cpus > 1) { - // on smp systems DragonFlyBSD kernel concats all CPU states into one long array in - // kern.cp_times sysctl OID - // we store averages in dfpl->cpus[0], and actual cores after that - maxcpu = cpus + 1; - sizeof_cp_time_array = cpus * sizeof(unsigned long) * CPUSTATES; - sysctl(MIB_kern_cp_times, 2, dfpl->cp_times_n, &sizeof_cp_time_array, NULL, 0); - } - - for (unsigned int i = 0; i < maxcpu; i++) { - if (cpus == 1) { - // single CPU box - cp_time_n = dfpl->cp_time_n; - cp_time_o = dfpl->cp_time_o; - } else { - if (i == 0 ) { - // average - cp_time_n = dfpl->cp_time_n; - cp_time_o = dfpl->cp_time_o; - } else { - // specific smp cores - cp_times_offset = i - 1; - cp_time_n = dfpl->cp_times_n + (cp_times_offset * CPUSTATES); - cp_time_o = dfpl->cp_times_o + (cp_times_offset * CPUSTATES); - } - } - - // diff old vs new - unsigned long long total_o = 0; - unsigned long long total_n = 0; - unsigned long long total_d = 0; - for (int s = 0; s < CPUSTATES; s++) { - cp_time_d[s] = cp_time_n[s] - cp_time_o[s]; - total_o += cp_time_o[s]; - total_n += cp_time_n[s]; - } - - // totals - total_d = total_n - total_o; - if (total_d < 1 ) { - total_d = 1; - } - - // save current state as old and calc percentages - for (int s = 0; s < CPUSTATES; ++s) { - cp_time_o[s] = cp_time_n[s]; - cp_time_p[s] = ((double)cp_time_d[s]) / ((double)total_d) * 100; - } - - CPUData* cpuData = &(dfpl->cpus[i]); - cpuData->userPercent = cp_time_p[CP_USER]; - cpuData->nicePercent = cp_time_p[CP_NICE]; - cpuData->systemPercent = cp_time_p[CP_SYS]; - cpuData->irqPercent = cp_time_p[CP_INTR]; - cpuData->systemAllPercent = cp_time_p[CP_SYS] + cp_time_p[CP_INTR]; - // this one is not really used, but we store it anyway - cpuData->idlePercent = cp_time_p[CP_IDLE]; - } -} - -static inline void DragonFlyBSDProcessList_scanMemoryInfo(ProcessList* pl) { - DragonFlyBSDProcessList* dfpl = (DragonFlyBSDProcessList*) pl; - - // @etosan: - // memory counter relationships seem to be these: - // total = active + wired + inactive + cache + free - // htop_used (unavail to anybody) = active + wired - // htop_cache (for cache meter) = buffers + cache - // user_free (avail to procs) = buffers + inactive + cache + free - size_t len = sizeof(pl->totalMem); - - //disabled for now, as it is always smaller than phycal amount of memory... - //...to avoid "where is my memory?" questions - //sysctl(MIB_vm_stats_vm_v_page_count, 4, &(pl->totalMem), &len, NULL, 0); - //pl->totalMem *= pageSizeKb; - sysctl(MIB_hw_physmem, 2, &(pl->totalMem), &len, NULL, 0); - pl->totalMem /= 1024; - - sysctl(MIB_vm_stats_vm_v_active_count, 4, &(dfpl->memActive), &len, NULL, 0); - dfpl->memActive *= pageSizeKb; - - sysctl(MIB_vm_stats_vm_v_wire_count, 4, &(dfpl->memWire), &len, NULL, 0); - dfpl->memWire *= pageSizeKb; - - sysctl(MIB_vfs_bufspace, 2, &(pl->buffersMem), &len, NULL, 0); - pl->buffersMem /= 1024; - - sysctl(MIB_vm_stats_vm_v_cache_count, 4, &(pl->cachedMem), &len, NULL, 0); - pl->cachedMem *= pageSizeKb; - pl->usedMem = dfpl->memActive + dfpl->memWire; - - struct kvm_swap swap[16]; - int nswap = kvm_getswapinfo(dfpl->kd, swap, ARRAYSIZE(swap), 0); - pl->totalSwap = 0; - pl->usedSwap = 0; - for (int i = 0; i < nswap; i++) { - pl->totalSwap += swap[i].ksw_total; - pl->usedSwap += swap[i].ksw_used; - } - pl->totalSwap *= pageSizeKb; - pl->usedSwap *= pageSizeKb; -} - -//static void DragonFlyBSDProcessList_updateExe(const struct kinfo_proc* kproc, Process* proc) { -// const int mib[] = { CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, kproc->kp_pid }; -// char buffer[2048]; -// size_t size = sizeof(buffer); -// if (sysctl(mib, 4, buffer, &size, NULL, 0) != 0) { -// Process_updateExe(proc, NULL); -// return; -// } -// -// /* Kernel threads return an empty buffer */ -// if (buffer[0] == '\0') { -// Process_updateExe(proc, NULL); -// return; -// } -// -// Process_updateExe(proc, buffer); -//} - -static void DragonFlyBSDProcessList_updateExe(const struct kinfo_proc* kproc, Process* proc) { - if (Process_isKernelThread(proc)) - return; - - char path[32]; - xSnprintf(path, sizeof(path), "/proc/%d/file", kproc->kp_pid); - - char target[PATH_MAX]; - ssize_t ret = readlink(path, target, sizeof(target) - 1); - if (ret <= 0) - return; - - target[ret] = '\0'; - Process_updateExe(proc, target); -} - -static void DragonFlyBSDProcessList_updateCwd(const struct kinfo_proc* kproc, Process* proc) { - const int mib[] = { CTL_KERN, KERN_PROC, KERN_PROC_CWD, kproc->kp_pid }; - char buffer[2048]; - size_t size = sizeof(buffer); - if (sysctl(mib, 4, buffer, &size, NULL, 0) != 0) { - free(proc->procCwd); - proc->procCwd = NULL; - return; - } - - /* Kernel threads return an empty buffer */ - if (buffer[0] == '\0') { - free(proc->procCwd); - proc->procCwd = NULL; - return; - } - - free_and_xStrdup(&proc->procCwd, buffer); -} - -static void DragonFlyBSDProcessList_updateProcessName(kvm_t* kd, const struct kinfo_proc* kproc, Process* proc) { - Process_updateComm(proc, kproc->kp_comm); - - char** argv = kvm_getargv(kd, kproc, 0); - if (!argv || !argv[0]) { - Process_updateCmdline(proc, kproc->kp_comm, 0, strlen(kproc->kp_comm)); - return; - } - - size_t len = 0; - for (int i = 0; argv[i]; i++) { - len += strlen(argv[i]) + 1; - } - - char* cmdline = xMalloc(len); - - char* at = cmdline; - int end = 0; - for (int i = 0; argv[i]; i++) { - at = stpcpy(at, argv[i]); - if (end == 0) { - end = at - cmdline; - } - *at++ = ' '; - } - at--; - *at = '\0'; - - Process_updateCmdline(proc, cmdline, 0, end); - - free(cmdline); -} - -static inline void DragonFlyBSDProcessList_scanJails(DragonFlyBSDProcessList* dfpl) { - size_t len; - char* jls; /* Jail list */ - char* curpos; - char* nextpos; - - if (sysctlbyname("jail.list", NULL, &len, NULL, 0) == -1) { - CRT_fatalError("initial sysctlbyname / jail.list failed"); - } - -retry: - if (len == 0) - return; - - jls = xMalloc(len); - - if (sysctlbyname("jail.list", jls, &len, NULL, 0) == -1) { - if (errno == ENOMEM) { - free(jls); - goto retry; - } - CRT_fatalError("sysctlbyname / jail.list failed"); - } - - if (dfpl->jails) { - Hashtable_delete(dfpl->jails); - } - - dfpl->jails = Hashtable_new(20, true); - curpos = jls; - while (curpos) { - int jailid; - char* str_hostname; - - nextpos = strchr(curpos, '\n'); - if (nextpos) { - *nextpos++ = 0; - } - - jailid = atoi(strtok(curpos, " ")); - str_hostname = strtok(NULL, " "); - - char* jname = (char*) (Hashtable_get(dfpl->jails, jailid)); - if (jname == NULL) { - jname = xStrdup(str_hostname); - Hashtable_put(dfpl->jails, jailid, jname); - } - - curpos = nextpos; - } - - free(jls); -} - -static char* DragonFlyBSDProcessList_readJailName(DragonFlyBSDProcessList* dfpl, int jailid) { - char* hostname; - char* jname; - - if (jailid != 0 && dfpl->jails && (hostname = (char*)Hashtable_get(dfpl->jails, jailid))) { - jname = xStrdup(hostname); - } else { - jname = xStrdup("-"); - } - - return jname; -} - -void ProcessList_goThroughEntries(ProcessList* super, bool pauseProcessUpdate) { - DragonFlyBSDProcessList* dfpl = (DragonFlyBSDProcessList*) super; - const Settings* settings = super->settings; - bool hideKernelThreads = settings->hideKernelThreads; - bool hideUserlandThreads = settings->hideUserlandThreads; - - DragonFlyBSDProcessList_scanMemoryInfo(super); - DragonFlyBSDProcessList_scanCPUTime(super); - DragonFlyBSDProcessList_scanJails(dfpl); - - // in pause mode only gather global data for meters (CPU/memory/...) - if (pauseProcessUpdate) { - return; - } - - int count = 0; - - const struct kinfo_proc* kprocs = kvm_getprocs(dfpl->kd, KERN_PROC_ALL | (!hideUserlandThreads ? KERN_PROC_FLAG_LWP : 0), 0, &count); - - for (int i = 0; i < count; i++) { - const struct kinfo_proc* kproc = &kprocs[i]; - bool preExisting = false; - bool ATTR_UNUSED isIdleProcess = false; - - // note: dragonflybsd kernel processes all have the same pid, so we misuse the kernel thread address to give them a unique identifier - Process* proc = ProcessList_getProcess(super, kproc->kp_ktaddr ? (pid_t)kproc->kp_ktaddr : kproc->kp_pid, &preExisting, DragonFlyBSDProcess_new); - DragonFlyBSDProcess* dfp = (DragonFlyBSDProcess*) proc; - - if (!preExisting) { - dfp->jid = kproc->kp_jailid; - if (kproc->kp_ktaddr && kproc->kp_flags & P_SYSTEM) { - // dfb kernel threads all have the same pid, so we misuse the kernel thread address to give them a unique identifier - proc->pid = (pid_t)kproc->kp_ktaddr; - proc->isKernelThread = true; - } else { - proc->pid = kproc->kp_pid; // process ID - proc->isKernelThread = false; - } - proc->isUserlandThread = kproc->kp_nthreads > 1; - proc->ppid = kproc->kp_ppid; // parent process id - proc->tpgid = kproc->kp_tpgid; // tty process group id - //proc->tgid = kproc->kp_lwp.kl_tid; // thread group id - proc->tgid = kproc->kp_pid; // thread group id - proc->pgrp = kproc->kp_pgid; // process group id - proc->session = kproc->kp_sid; - proc->st_uid = kproc->kp_uid; // user ID - proc->processor = kproc->kp_lwp.kl_origcpu; - proc->starttime_ctime = kproc->kp_start.tv_sec; - Process_fillStarttimeBuffer(proc); - proc->user = UsersTable_getRef(super->usersTable, proc->st_uid); - - proc->tty_nr = kproc->kp_tdev; // control terminal device number - const char* name = (kproc->kp_tdev != NODEV) ? devname(kproc->kp_tdev, S_IFCHR) : NULL; - if (!name) { - free(proc->tty_name); - proc->tty_name = NULL; - } else { - free_and_xStrdup(&proc->tty_name, name); - } - - DragonFlyBSDProcessList_updateExe(kproc, proc); - DragonFlyBSDProcessList_updateProcessName(dfpl->kd, kproc, proc); - - if (settings->ss->flags & PROCESS_FLAG_CWD) { - DragonFlyBSDProcessList_updateCwd(kproc, proc); - } - - ProcessList_add(super, proc); - - dfp->jname = DragonFlyBSDProcessList_readJailName(dfpl, kproc->kp_jailid); - } else { - proc->processor = kproc->kp_lwp.kl_cpuid; - if (dfp->jid != kproc->kp_jailid) { // process can enter jail anytime - dfp->jid = kproc->kp_jailid; - free(dfp->jname); - dfp->jname = DragonFlyBSDProcessList_readJailName(dfpl, kproc->kp_jailid); - } - // if there are reapers in the system, process can get reparented anytime - proc->ppid = kproc->kp_ppid; - if (proc->st_uid != kproc->kp_uid) { // some processes change users (eg. to lower privs) - proc->st_uid = kproc->kp_uid; - proc->user = UsersTable_getRef(super->usersTable, proc->st_uid); - } - if (settings->updateProcessNames) { - DragonFlyBSDProcessList_updateProcessName(dfpl->kd, kproc, proc); - } - } - - proc->m_virt = kproc->kp_vm_map_size / ONE_K; - proc->m_resident = kproc->kp_vm_rssize * pageSizeKb; - proc->nlwp = kproc->kp_nthreads; // number of lwp thread - proc->time = (kproc->kp_swtime + 5000) / 10000; - - proc->percent_cpu = 100.0 * ((double)kproc->kp_lwp.kl_pctcpu / (double)kernelFScale); - proc->percent_mem = 100.0 * proc->m_resident / (double)(super->totalMem); - Process_updateCPUFieldWidths(proc->percent_cpu); - - if (proc->percent_cpu > 0.1) { - // system idle process should own all CPU time left regardless of CPU count - if (String_eq("idle", kproc->kp_comm)) { - isIdleProcess = true; - } - } - - if (kproc->kp_lwp.kl_pid != -1) - proc->priority = kproc->kp_lwp.kl_prio; - else - proc->priority = -kproc->kp_lwp.kl_tdprio; - - switch(kproc->kp_lwp.kl_rtprio.type) { - case RTP_PRIO_REALTIME: - proc->nice = PRIO_MIN - 1 - RTP_PRIO_MAX + kproc->kp_lwp.kl_rtprio.prio; - break; - case RTP_PRIO_IDLE: - proc->nice = PRIO_MAX + 1 + kproc->kp_lwp.kl_rtprio.prio; - break; - case RTP_PRIO_THREAD: - proc->nice = PRIO_MIN - 1 - RTP_PRIO_MAX - kproc->kp_lwp.kl_rtprio.prio; - break; - default: - proc->nice = kproc->kp_nice; - break; - } - - // would be nice if we could store multiple states in proc->state (as enum) and have writeField render them - /* Taken from: https://github.com/DragonFlyBSD/DragonFlyBSD/blob/c163a4d7ee9c6857ee4e04a3a2cbb50c3de29da1/sys/sys/proc_common.h */ - switch (kproc->kp_stat) { - case SIDL: proc->state = IDLE; isIdleProcess = true; break; - case SACTIVE: - switch (kproc->kp_lwp.kl_stat) { - case LSSLEEP: - if (kproc->kp_lwp.kl_flags & LWP_SINTR) // interruptible wait short/long - if (kproc->kp_lwp.kl_slptime >= MAXSLP) { - proc->state = IDLE; - isIdleProcess = true; - } else { - proc->state = SLEEPING; - } - else if (kproc->kp_lwp.kl_tdflags & TDF_SINTR) // interruptible lwkt wait - proc->state = SLEEPING; - else if (kproc->kp_paddr) // uninterruptible wait - proc->state = UNINTERRUPTIBLE_WAIT; - else // uninterruptible lwkt wait - proc->state = UNINTERRUPTIBLE_WAIT; - break; - case LSRUN: - if (kproc->kp_lwp.kl_stat == LSRUN) { - if (!(kproc->kp_lwp.kl_tdflags & (TDF_RUNNING | TDF_RUNQ))) - proc->state = QUEUED; - else - proc->state = RUNNING; - } - break; - case LSSTOP: - proc->state = STOPPED; - break; - default: - proc->state = PAGING; - break; - } - break; - case SSTOP: proc->state = STOPPED; break; - case SZOMB: proc->state = ZOMBIE; break; - case SCORE: proc->state = BLOCKED; break; - default: proc->state = UNKNOWN; - } - - if (kproc->kp_flags & P_SWAPPEDOUT) - proc->state = SLEEPING; - if (kproc->kp_flags & P_TRACED) - proc->state = TRACED; - if (kproc->kp_flags & P_JAILED) - proc->state = TRACED; - - if (Process_isKernelThread(proc)) - super->kernelThreads++; - - super->totalTasks++; - - if (proc->state == RUNNING) - super->runningTasks++; - - proc->show = ! ((hideKernelThreads && Process_isKernelThread(proc)) || (hideUserlandThreads && Process_isUserlandThread(proc))); - proc->updated = true; - } -} - -bool ProcessList_isCPUonline(const ProcessList* super, unsigned int id) { - assert(id < super->existingCPUs); - - // TODO: support offline CPUs and hot swapping - (void) super; (void) id; - - return true; -} -- cgit v1.2.3