/* htop - Process.c (C) 2004-2014 Hisham H. Muhammad Released under the GNU GPL, see the COPYING file in the source distribution for its full text. */ #include "Process.h" #include "Settings.h" #include "CRT.h" #include "String.h" #include "RichString.h" #include "Platform.h" #include #include #include #include #include #include #include #include #include #include #include #include #include // On Linux, this works only with glibc 2.1+. On earlier versions // the behavior is similar to have a hardcoded page size. #ifndef PAGE_SIZE #define PAGE_SIZE ( sysconf(_SC_PAGESIZE) ) #endif #define PAGE_SIZE_KB ( PAGE_SIZE / ONE_K ) /*{ #include "Object.h" #include #define PROCESS_FLAG_IO 1 #define PROCESS_FLAG_IOPRIO 2 #define PROCESS_FLAG_OPENVZ 4 #define PROCESS_FLAG_VSERVER 8 #define PROCESS_FLAG_CGROUP 16 #ifndef Process_isKernelThread #define Process_isKernelThread(_process) (_process->pgrp == 0) #endif #ifndef Process_isUserlandThread #define Process_isUserlandThread(_process) (_process->pid != _process->tgid) #endif #ifndef Process_isThread #define Process_isThread(_process) (Process_isUserlandThread(_process) || Process_isKernelThread(_process)) #endif typedef enum ProcessField_ { PID = 1, COMM, STATE, PPID, PGRP, SESSION, TTY_NR, TPGID, FLAGS, MINFLT, CMINFLT, MAJFLT, CMAJFLT, UTIME, STIME, CUTIME, CSTIME, PRIORITY, NICE, ITREALVALUE, STARTTIME, VSIZE, RSS, RLIM, STARTCODE, ENDCODE, STARTSTACK, KSTKESP, KSTKEIP, SIGNAL, BLOCKED, SSIGIGNORE, SIGCATCH, WCHAN, NSWAP, CNSWAP, EXIT_SIGNAL, PROCESSOR, M_SIZE, M_RESIDENT, M_SHARE, M_TRS, M_DRS, M_LRS, M_DT, ST_UID, PERCENT_CPU, PERCENT_MEM, USER, TIME, NLWP, TGID, #ifdef HAVE_OPENVZ CTID, VPID, #endif #ifdef HAVE_VSERVER VXID, #endif #ifdef HAVE_TASKSTATS RCHAR, WCHAR, SYSCR, SYSCW, RBYTES, WBYTES, CNCLWB, IO_READ_RATE, IO_WRITE_RATE, IO_RATE, #endif #ifdef HAVE_CGROUP CGROUP, #endif #ifdef HAVE_OOM OOM, #endif IO_PRIORITY, LAST_PROCESSFIELD } ProcessField; typedef struct Process_ { Object super; struct Settings_* settings; pid_t pid; char* comm; int indent; char state; bool tag; bool showChildren; bool show; pid_t ppid; unsigned int pgrp; unsigned int session; unsigned int tty_nr; pid_t tgid; int tpgid; unsigned long int flags; uid_t st_uid; float percent_cpu; float percent_mem; char* user; unsigned long long int utime; unsigned long long int stime; unsigned long long int cutime; unsigned long long int cstime; long int priority; long int nice; long int nlwp; char starttime_show[8]; time_t starttime_ctime; #ifdef HAVE_TASKSTATS unsigned long long io_rchar; unsigned long long io_wchar; unsigned long long io_syscr; unsigned long long io_syscw; unsigned long long io_read_bytes; unsigned long long io_write_bytes; unsigned long long io_cancelled_write_bytes; unsigned long long io_rate_read_time; unsigned long long io_rate_write_time; double io_rate_read_bps; double io_rate_write_bps; #endif int processor; long m_size; long m_resident; long m_share; long m_trs; long m_drs; long m_lrs; long m_dt; #ifdef HAVE_OPENVZ unsigned int ctid; unsigned int vpid; #endif #ifdef HAVE_VSERVER unsigned int vxid; #endif #ifdef HAVE_CGROUP char* cgroup; #endif #ifdef HAVE_OOM unsigned int oom; #endif int exit_signal; int basenameOffset; bool updated; unsigned long int minflt; unsigned long int cminflt; unsigned long int majflt; unsigned long int cmajflt; #ifdef DEBUG long int itrealvalue; unsigned long int vsize; long int rss; unsigned long int rlim; unsigned long int startcode; unsigned long int endcode; unsigned long int startstack; unsigned long int kstkesp; unsigned long int kstkeip; unsigned long int signal; unsigned long int blocked; unsigned long int sigignore; unsigned long int sigcatch; unsigned long int wchan; unsigned long int nswap; unsigned long int cnswap; #endif } Process; typedef struct ProcessFieldData_ { const char* name; const char* title; const char* description; int flags; } ProcessFieldData; void Process_writeField(Process* this, RichString* str, ProcessField field); long Process_compare(const void* v1, const void* v2); }*/ ProcessFieldData Process_fields[] = { { .name = "", .title = NULL, .description = NULL, .flags = 0, }, { .name = "PID", .title = " PID ", .description = "Process/thread ID", .flags = 0, }, { .name = "Command", .title = "Command ", .description = "Command line", .flags = 0, }, { .name = "STATE", .title = "S ", .description = "Process state (S sleeping, R running, D disk, Z zombie, T traced, W paging)", .flags = 0, }, { .name = "PPID", .title = " PPID ", .description = "Parent process ID", .flags = 0, }, { .name = "PGRP", .title = " PGRP ", .description = "Process group ID", .flags = 0, }, { .name = "SESSION", .title = " SESN ", .description = "Process's session ID", .flags = 0, }, { .name = "TTY_NR", .title = " TTY ", .description = "Controlling terminal", .flags = 0, }, { .name = "TPGID", .title = " TPGID ", .description = "Process ID of the fg process group of the controlling terminal", .flags = 0, }, { .name = "FLAGS", .title = NULL, .description = NULL, .flags = 0, }, { .name = "MINFLT", .title = " MINFLT ", .description = "Number of minor faults which have not required loading a memory page from disk", .flags = 0, }, { .name = "CMINFLT", .title = " CMINFLT ", .description = "Children processes' minor faults", .flags = 0, }, { .name = "MAJFLT", .title = " MAJFLT ", .description = "Number of major faults which have required loading a memory page from disk", .flags = 0, }, { .name = "CMAJFLT", .title = " CMAJFLT ", .description = "Children processes' major faults", .flags = 0, }, { .name = "UTIME", .title = " UTIME+ ", .description = "User CPU time - time the process spent executing in user mode", .flags = 0, }, { .name = "STIME", .title = " STIME+ ", .description = "System CPU time - time the kernel spent running system calls for this process", .flags = 0, }, { .name = "CUTIME", .title = " CUTIME+ ", .description = "Children processes' user CPU time", .flags = 0, }, { .name = "CSTIME", .title = " CSTIME+ ", .description = "Children processes' system CPU time", .flags = 0, }, { .name = "PRIORITY", .title = "PRI ", .description = "Kernel's internal priority for the process", .flags = 0, }, { .name = "NICE", .title = " NI ", .description = "Nice value (the higher the value, the more it lets other processes take priority)", .flags = 0, }, { .name = "ITREALVALUE", .title = NULL, .description = NULL, .flags = 0, }, { .name = "STARTTIME", .title = "START ", .description = "Time the process was started", .flags = 0, }, { .name = "VSIZE", .title = NULL, .description = NULL, .flags = 0, }, { .name = "RSS", .title = NULL, .description = NULL, .flags = 0, }, { .name = "RLIM", .title = NULL, .description = NULL, .flags = 0, }, { .name = "STARTCODE", .title = NULL, .description = NULL, .flags = 0, }, { .name = "ENDCODE", .title = NULL, .description = NULL, .flags = 0, }, { .name = "STARTSTACK", .title = NULL, .description = NULL, .flags = 0, }, { .name = "KSTKESP", .title = NULL, .description = NULL, .flags = 0, }, { .name = "KSTKEIP", .title = NULL, .description = NULL, .flags = 0, }, { .name = "SIGNAL", .title = NULL, .description = NULL, .flags = 0, }, { .name = "BLOCKED", .title = NULL, .description = NULL, .flags = 0, }, { .name = "SIGIGNORE", .title = NULL, .description = NULL, .flags = 0, }, { .name = "SIGCATCH", .title = NULL, .description = NULL, .flags = 0, }, { .name = "WCHAN", .title = NULL, .description = NULL, .flags = 0, }, { .name = "NSWAP", .title = NULL, .description = NULL, .flags = 0, }, { .name = "CNSWAP", .title = NULL, .description = NULL, .flags = 0, }, { .name = "EXIT_SIGNAL", .title = NULL, .description = NULL, .flags = 0, }, { .name = "PROCESSOR", .title = "CPU ", .description = "Id of the CPU the process last executed on", .flags = 0, }, { .name = "M_SIZE", .title = " VIRT ", .description = "Total program size in virtual memory", .flags = 0, }, { .name = "M_RESIDENT", .title = " RES ", .description = "Resident set size, size of the text and data sections, plus stack usage", .flags = 0, }, { .name = "M_SHARE", .title = " SHR ", .description = "Size of the process's shared pages", .flags = 0, }, { .name = "M_TRS", .title = " CODE ", .description = "Size of the text segment of the process", .flags = 0, }, { .name = "M_DRS", .title = " DATA ", .description = "Size of the data segment plus stack usage of the process", .flags = 0, }, { .name = "M_LRS", .title = " LIB ", .description = "The library size of the process", .flags = 0, }, { .name = "M_DT", .title = " DIRTY ", .description = "Size of the dirty pages of the process", .flags = 0, }, { .name = "ST_UID", .title = " UID ", .description = "User ID of the process owner", .flags = 0, }, { .name = "PERCENT_CPU", .title = "CPU% ", .description = "Percentage of the CPU time the process used in the last sampling", .flags = 0, }, { .name = "PERCENT_MEM", .title = "MEM% ", .description = "Percentage of the memory the process is using, based on resident memory size", .flags = 0, }, { .name = "USER", .title = "USER ", .description = "Username of the process owner (or user ID if name cannot be determined)", .flags = 0, }, { .name = "TIME", .title = " TIME+ ", .description = "Total time the process has spent in user and system time", .flags = 0, }, { .name = "NLWP", .title = "NLWP ", .description = "Number of threads in the process", .flags = 0, }, { .name = "TGID", .title = " TGID ", .description = "Thread group ID (i.e. process ID)", .flags = 0, }, #ifdef HAVE_OPENVZ { .name = "CTID", .title = " CTID ", .description = "OpenVZ container ID (a.k.a. virtual environment ID)", .flags = PROCESS_FLAG_OPENVZ, }, { .name = "VPID", .title = " VPID ", .description = "OpenVZ process ID", .flags = PROCESS_FLAG_OPENVZ, }, #endif #ifdef HAVE_VSERVER { .name = "VXID", .title = " VXID ", .description = "VServer process ID", .flags = PROCESS_FLAG_VSERVER, }, #endif #ifdef HAVE_TASKSTATS { .name = "RCHAR", .title = " RD_CHAR ", .description = "Number of bytes the process has read", .flags = PROCESS_FLAG_IO, }, { .name = "WCHAR", .title = " WR_CHAR ", .description = "Number of bytes the process has written", .flags = PROCESS_FLAG_IO, }, { .name = "SYSCR", .title = " RD_SYSC ", .description = "Number of read(2) syscalls for the process", .flags = PROCESS_FLAG_IO, }, { .name = "SYSCW", .title = " WR_SYSC ", .description = "Number of write(2) syscalls for the process", .flags = PROCESS_FLAG_IO, }, { .name = "RBYTES", .title = " IO_RBYTES ", .description = "Bytes of read(2) I/O for the process", .flags = PROCESS_FLAG_IO, }, { .name = "WBYTES", .title = " IO_WBYTES ", .description = "Bytes of write(2) I/O for the process", .flags = PROCESS_FLAG_IO, }, { .name = "CNCLWB", .title = " IO_CANCEL ", .description = "Bytes of cancelled write(2) I/O", .flags = PROCESS_FLAG_IO, }, { .name = "IO_READ_RATE", .title = " DISK READ ", .description = "The I/O rate of read(2) in bytes per second for the process", .flags = PROCESS_FLAG_IO, }, { .name = "IO_WRITE_RATE", .title = " DISK WRITE ", .description = "The I/O rate of write(2) in bytes per second for the process", .flags = PROCESS_FLAG_IO, }, { .name = "IO_RATE", .title = " DISK R/W ", .description = "Total I/O rate in bytes per second", .flags = PROCESS_FLAG_IO, }, #endif #ifdef HAVE_CGROUP { .name = "CGROUP", .title = " CGROUP ", .description = "Which cgroup the process is in", .flags = PROCESS_FLAG_CGROUP, }, #endif #ifdef HAVE_OOM { .name = "OOM", .title = " OOM ", .description = "OOM (Out-of-Memory) killer score", .flags = 0, }, #endif { .name = "IO_PRIORITY", .title = "IO ", .description = "I/O priority", .flags = PROCESS_FLAG_IOPRIO, }, { .name = "*** report bug! ***", .title = NULL, .description = NULL, .flags = 0, }, }; static int Process_getuid = -1; static char* Process_pidFormat = "%7u "; static char* Process_tpgidFormat = "%7u "; void Process_setupColumnWidths() { int maxPid = Platform_getMaxPid(); if (maxPid == -1) return; if (maxPid > 99999) { Process_fields[PID].title = " PID "; Process_fields[PPID].title = " PPID "; #ifdef HAVE_OPENVZ Process_fields[VPID].title = " VPID "; #endif Process_fields[TPGID].title = " TPGID "; Process_fields[TGID].title = " TGID "; Process_fields[PGRP].title = " PGRP "; Process_fields[SESSION].title = " SESN "; #ifdef HAVE_OOM Process_fields[OOM].title = " OOM "; #endif Process_pidFormat = "%7u "; Process_tpgidFormat = "%7d "; } else { Process_fields[PID].title = " PID "; Process_fields[PPID].title = " PPID "; #ifdef HAVE_OPENVZ Process_fields[VPID].title = " VPID "; #endif Process_fields[TPGID].title = "TPGID "; Process_fields[TGID].title = " TGID "; Process_fields[PGRP].title = " PGRP "; Process_fields[SESSION].title = " SESN "; #ifdef HAVE_OOM Process_fields[OOM].title = " OOM "; #endif Process_pidFormat = "%5u "; Process_tpgidFormat = "%5d "; } } #define ONE_K 1024L #define ONE_M (ONE_K * ONE_K) #define ONE_G (ONE_M * ONE_K) #define ONE_DECIMAL_K 1000L #define ONE_DECIMAL_M (ONE_DECIMAL_K * ONE_DECIMAL_K) #define ONE_DECIMAL_G (ONE_DECIMAL_M * ONE_DECIMAL_K) static void Process_humanNumber(RichString* str, unsigned long number, bool coloring) { char buffer[11]; int len; int largeNumberColor = CRT_colors[LARGE_NUMBER]; int processMegabytesColor = CRT_colors[PROCESS_MEGABYTES]; int processColor = CRT_colors[PROCESS]; if (!coloring) { largeNumberColor = CRT_colors[PROCESS]; processMegabytesColor = CRT_colors[PROCESS]; } if(number >= (10 * ONE_DECIMAL_M)) { #ifdef __LP64__ if(number >= (100 * ONE_DECIMAL_G)) { len = snprintf(buffer, 10, "%4ldT ", number / ONE_G); RichString_appendn(str, largeNumberColor, buffer, len); return; } else if (number >= (1000 * ONE_DECIMAL_M)) { len = snprintf(buffer, 10, "%4.1lfT ", (double)number / ONE_G); RichString_appendn(str, largeNumberColor, buffer, len); return; } #endif if(number >= (100 * ONE_DECIMAL_M)) { len = snprintf(buffer, 10, "%4ldG ", number / ONE_M); RichString_appendn(str, largeNumberColor, buffer, len); return; } len = snprintf(buffer, 10, "%4.1lfG ", (double)number / ONE_M); RichString_appendn(str, largeNumberColor, buffer, len); return; } else if (number >= 100000) { len = snprintf(buffer, 10, "%4ldM ", number / ONE_K); RichString_appendn(str, processMegabytesColor, buffer, len); return; } else if (number >= 1000) { len = snprintf(buffer, 10, "%2ld", number/1000); RichString_appendn(str, processMegabytesColor, buffer, len); number %= 1000; len = snprintf(buffer, 10, "%03lu ", number); RichString_appendn(str, processColor, buffer, len); return; } len = snprintf(buffer, 10, "%5lu ", number); RichString_appendn(str, processColor, buffer, len); } static void Process_colorNumber(RichString* str, unsigned long long number, bool coloring) { char buffer[14]; int largeNumberColor = CRT_colors[LARGE_NUMBER]; int processMegabytesColor = CRT_colors[PROCESS_MEGABYTES]; int processColor = CRT_colors[PROCESS]; int processShadowColor = CRT_colors[PROCESS_SHADOW]; if (!coloring) { largeNumberColor = CRT_colors[PROCESS]; processMegabytesColor = CRT_colors[PROCESS]; processShadowColor = CRT_colors[PROCESS]; } if (number > 10000000000) { snprintf(buffer, 13, "%11lld ", number / 1000); RichString_appendn(str, largeNumberColor, buffer, 5); RichString_appendn(str, processMegabytesColor, buffer+5, 3); RichString_appendn(str, processColor, buffer+8, 4); } else { snprintf(buffer, 13, "%11llu ", number); RichString_appendn(str, largeNumberColor, buffer, 2); RichString_appendn(str, processMegabytesColor, buffer+2, 3); RichString_appendn(str, processColor, buffer+5, 3); RichString_appendn(str, processShadowColor, buffer+8, 4); } } static double jiffy = 0.0; static void Process_printTime(RichString* str, unsigned long long t) { if(jiffy == 0.0) jiffy = sysconf(_SC_CLK_TCK); double jiffytime = 1.0 / jiffy; double realTime = t * jiffytime; unsigned long long iRealTime = (unsigned long long) realTime; unsigned long long hours = iRealTime / 3600; int minutes = (iRealTime / 60) % 60; int seconds = iRealTime % 60; int hundredths = (realTime - iRealTime) * 100; char buffer[11]; if (hours >= 100) { snprintf(buffer, 10, "%7lluh ", hours); RichString_append(str, CRT_colors[LARGE_NUMBER], buffer); } else { if (hours) { snprintf(buffer, 10, "%2lluh", hours); RichString_append(str, CRT_colors[LARGE_NUMBER], buffer); snprintf(buffer, 10, "%02d:%02d ", minutes, seconds); } else { snprintf(buffer, 10, "%2d:%02d.%02d ", minutes, seconds, hundredths); } RichString_append(str, CRT_colors[DEFAULT_COLOR], buffer); } } static inline void Process_writeCommand(Process* this, int attr, int baseattr, RichString* str) { int start = RichString_size(str); RichString_append(str, attr, this->comm); if (this->settings->highlightBaseName) { int finish = RichString_size(str) - 1; if (this->basenameOffset != -1) finish = (start + this->basenameOffset) - 1; int colon = RichString_findChar(str, ':', start); if (colon != -1 && colon < finish) { finish = colon; } else { for (int i = finish - start; i >= 0; i--) { if (this->comm[i] == '/') { start += i+1; break; } } } RichString_setAttrn(str, baseattr, start, finish); } } static inline void Process_outputRate(RichString* str, char* buffer, int n, double rate, int coloring) { int largeNumberColor = CRT_colors[LARGE_NUMBER]; int processMegabytesColor = CRT_colors[PROCESS_MEGABYTES]; int processColor = CRT_colors[PROCESS]; if (!coloring) { largeNumberColor = CRT_colors[PROCESS]; processMegabytesColor = CRT_colors[PROCESS]; } if (rate < ONE_K) { int len = snprintf(buffer, n, "%7.2f B/s ", rate); RichString_appendn(str, processColor, buffer, len); } else if (rate < ONE_K * ONE_K) { int len = snprintf(buffer, n, "%7.2f K/s ", rate / ONE_K); RichString_appendn(str, processColor, buffer, len); } else if (rate < ONE_K * ONE_K * ONE_K) { int len = snprintf(buffer, n, "%7.2f M/s ", rate / ONE_K / ONE_K); RichString_appendn(str, processMegabytesColor, buffer, len); } else { int len = snprintf(buffer, n, "%7.2f G/s ", rate / ONE_K / ONE_K / ONE_K); RichString_appendn(str, largeNumberColor, buffer, len); } } void Process_writeDefaultField(Process* this, RichString* str, ProcessField field) { char buffer[256]; buffer[255] = '\0'; int attr = CRT_colors[DEFAULT_COLOR]; int baseattr = CRT_colors[PROCESS_BASENAME]; int n = sizeof(buffer) - 1; bool coloring = this->settings->highlightMegabytes; switch (field) { case PID: snprintf(buffer, n, Process_pidFormat, this->pid); break; case PPID: snprintf(buffer, n, Process_pidFormat, this->ppid); break; case PGRP: snprintf(buffer, n, Process_pidFormat, this->pgrp); break; case SESSION: snprintf(buffer, n, Process_pidFormat, this->session); break; case TTY_NR: snprintf(buffer, n, "%5u ", this->tty_nr); break; case TGID: snprintf(buffer, n, Process_pidFormat, this->tgid); break; case TPGID: snprintf(buffer, n, Process_tpgidFormat, this->tpgid); break; case MINFLT: Process_colorNumber(str, this->minflt, coloring); return; case CMINFLT: Process_colorNumber(str, this->cminflt, coloring); return; case MAJFLT: Process_colorNumber(str, this->majflt, coloring); return; case CMAJFLT: Process_colorNumber(str, this->cmajflt, coloring); return; case PROCESSOR: snprintf(buffer, n, "%3d ", Settings_cpuId(this->settings, this->processor)); break; case NLWP: snprintf(buffer, n, "%4ld ", this->nlwp); break; case COMM: { if (this->settings->highlightThreads && Process_isThread(this)) { attr = CRT_colors[PROCESS_THREAD]; baseattr = CRT_colors[PROCESS_THREAD_BASENAME]; } if (!this->settings->treeView || this->indent == 0) { Process_writeCommand(this, attr, baseattr, str); return; } else { char* buf = buffer; int maxIndent = 0; bool lastItem = (this->indent < 0); int indent = (this->indent < 0 ? -this->indent : this->indent); for (int i = 0; i < 32; i++) if (indent & (1 << i)) maxIndent = i+1; for (int i = 0; i < maxIndent - 1; i++) { int written; if (indent & (1 << i)) written = snprintf(buf, n, "%s ", CRT_treeStr[TREE_STR_VERT]); else written = snprintf(buf, n, " "); buf += written; n -= written; } const char* draw = CRT_treeStr[lastItem ? (this->settings->direction == 1 ? TREE_STR_BEND : TREE_STR_TEND) : TREE_STR_RTEE]; snprintf(buf, n, "%s%s ", draw, this->showChildren ? CRT_treeStr[TREE_STR_SHUT] : CRT_treeStr[TREE_STR_OPEN] ); RichString_append(str, CRT_colors[PROCESS_TREE], buffer); Process_writeCommand(this, attr, baseattr, str); return; } } case STATE: { snprintf(buffer, n, "%c ", this->state); switch(this->state) { case 'R': attr = CRT_colors[PROCESS_R_STATE]; break; case 'D': attr = CRT_colors[PROCESS_D_STATE]; break; } break; } case PRIORITY: { if(this->priority == -100) snprintf(buffer, n, " RT "); else snprintf(buffer, n, "%3ld ", this->priority); break; } case NICE: { snprintf(buffer, n, "%3ld ", this->nice); attr = this->nice < 0 ? CRT_colors[PROCESS_HIGH_PRIORITY] : this->nice > 0 ? CRT_colors[PROCESS_LOW_PRIORITY] : attr; break; } case M_DRS: Process_humanNumber(str, this->m_drs * PAGE_SIZE_KB, coloring); return; case M_DT: Process_humanNumber(str, this->m_dt * PAGE_SIZE_KB, coloring); return; case M_LRS: Process_humanNumber(str, this->m_lrs * PAGE_SIZE_KB, coloring); return; case M_TRS: Process_humanNumber(str, this->m_trs * PAGE_SIZE_KB, coloring); return; case M_SIZE: Process_humanNumber(str, this->m_size * PAGE_SIZE_KB, coloring); return; case M_RESIDENT: Process_humanNumber(str, this->m_resident * PAGE_SIZE_KB, coloring); return; case M_SHARE: Process_humanNumber(str, this->m_share * PAGE_SIZE_KB, coloring); return; case ST_UID: snprintf(buffer, n, "%4d ", this->st_uid); break; case USER: { if (Process_getuid != (int) this->st_uid) attr = CRT_colors[PROCESS_SHADOW]; if (this->user) { snprintf(buffer, n, "%-9s ", this->user); } else { snprintf(buffer, n, "%-9d ", this->st_uid); } if (buffer[9] != '\0') { buffer[9] = ' '; buffer[10] = '\0'; } break; } case UTIME: Process_printTime(str, this->utime); return; case STIME: Process_printTime(str, this->stime); return; case CUTIME: Process_printTime(str, this->cutime); return; case CSTIME: Process_printTime(str, this->cstime); return; case TIME: Process_printTime(str, this->utime + this->stime); return; case PERCENT_CPU: { if (this->percent_cpu > 999.9) { snprintf(buffer, n, "%4d ", (unsigned int)this->percent_cpu); } else if (this->percent_cpu > 99.9) { snprintf(buffer, n, "%3d. ", (unsigned int)this->percent_cpu); } else { snprintf(buffer, n, "%4.1f ", this->percent_cpu); } break; } case PERCENT_MEM: { if (this->percent_mem > 99.9) { snprintf(buffer, n, "100. "); } else { snprintf(buffer, n, "%4.1f ", this->percent_mem); } break; } case STARTTIME: snprintf(buffer, n, "%s", this->starttime_show); break; #ifdef HAVE_OPENVZ case CTID: snprintf(buffer, n, "%7u ", this->ctid); break; case VPID: snprintf(buffer, n, Process_pidFormat, this->vpid); break; #endif #ifdef HAVE_VSERVER case VXID: snprintf(buffer, n, "%5u ", this->vxid); break; #endif #ifdef HAVE_TASKSTATS case RCHAR: Process_colorNumber(str, this->io_rchar, coloring); return; case WCHAR: Process_colorNumber(str, this->io_wchar, coloring); return; case SYSCR: Process_colorNumber(str, this->io_syscr, coloring); return; case SYSCW: Process_colorNumber(str, this->io_syscw, coloring); return; case RBYTES: Process_colorNumber(str, this->io_read_bytes, coloring); return; case WBYTES: Process_colorNumber(str, this->io_write_bytes, coloring); return; case CNCLWB: Process_colorNumber(str, this->io_cancelled_write_bytes, coloring); return; case IO_READ_RATE: Process_outputRate(str, buffer, n, this->io_rate_read_bps, coloring); return; case IO_WRITE_RATE: Process_outputRate(str, buffer, n, this->io_rate_write_bps, coloring); return; case IO_RATE: Process_outputRate(str, buffer, n, this->io_rate_read_bps + this->io_rate_write_bps, coloring); return; #endif #ifdef HAVE_CGROUP case CGROUP: snprintf(buffer, n, "%-10s ", this->cgroup); break; #endif #ifdef HAVE_OOM case OOM: snprintf(buffer, n, Process_pidFormat, this->oom); break; #endif default: snprintf(buffer, n, "- "); } RichString_append(str, attr, buffer); } static void Process_display(Object* cast, RichString* out) { Process* this = (Process*) cast; ProcessField* fields = this->settings->fields; RichString_prune(out); for (int i = 0; fields[i]; i++) Process_writeField(this, out, fields[i]); if (this->settings->shadowOtherUsers && (int)this->st_uid != Process_getuid) RichString_setAttr(out, CRT_colors[PROCESS_SHADOW]); if (this->tag == true) RichString_setAttr(out, CRT_colors[PROCESS_TAG]); assert(out->chlen > 0); } void Process_delete(Object* cast) { Process* this = (Process*) cast; assert (this != NULL); free(this->comm); #ifdef HAVE_CGROUP free(this->cgroup); #endif free(this); } ObjectClass Process_class = { .extends = Class(Object), .display = Process_display, .delete = Process_delete, .compare = Process_compare }; Process* Process_new(struct Settings_* settings) { Process* this = calloc(1, sizeof(Process)); Object_setClass(this, Class(Process)); this->pid = 0; this->settings = settings; this->tag = false; this->showChildren = true; this->show = true; this->updated = false; this->utime = 0; this->stime = 0; this->comm = NULL; this->basenameOffset = -1; this->indent = 0; #ifdef HAVE_CGROUP this->cgroup = NULL; #endif if (Process_getuid == -1) Process_getuid = getuid(); return this; } void Process_toggleTag(Process* this) { this->tag = this->tag == true ? false : true; } bool Process_setPriority(Process* this, int priority) { int old_prio = getpriority(PRIO_PROCESS, this->pid); int err = setpriority(PRIO_PROCESS, this->pid, priority); if (err == 0 && old_prio != getpriority(PRIO_PROCESS, this->pid)) { this->nice = priority; } return (err == 0); } bool Process_changePriorityBy(Process* this, size_t delta) { return Process_setPriority(this, this->nice + delta); } void Process_sendSignal(Process* this, size_t sgn) { kill(this->pid, (int) sgn); } long Process_pidCompare(const void* v1, const void* v2) { Process* p1 = (Process*)v1; Process* p2 = (Process*)v2; return (p1->pid - p2->pid); } long Process_defaultCompare(const void* v1, const void* v2) { Process *p1, *p2; Settings *settings = ((Process*)v1)->settings; if (settings->direction == 1) { p1 = (Process*)v1; p2 = (Process*)v2; } else { p2 = (Process*)v1; p1 = (Process*)v2; } long long diff; switch (settings->sortKey) { case PID: return (p1->pid - p2->pid); case PPID: return (p1->ppid - p2->ppid); case USER: return strcmp(p1->user ? p1->user : "", p2->user ? p2->user : ""); case PRIORITY: return (p1->priority - p2->priority); case PROCESSOR: return (p1->processor - p2->processor); case SESSION: return (p1->session - p2->session); case STATE: return (p1->state - p2->state); case NICE: return (p1->nice - p2->nice); case M_DRS: return (p2->m_drs - p1->m_drs); case M_DT: return (p2->m_dt - p1->m_dt); case M_LRS: return (p2->m_lrs - p1->m_lrs); case M_TRS: return (p2->m_trs - p1->m_trs); case M_SIZE: return (p2->m_size - p1->m_size); case M_RESIDENT: return (p2->m_resident - p1->m_resident); case M_SHARE: return (p2->m_share - p1->m_share); case PERCENT_CPU: return (p2->percent_cpu > p1->percent_cpu ? 1 : -1); case PERCENT_MEM: return (p2->m_resident - p1->m_resident); case UTIME: diff = p2->utime - p1->utime; goto test_diff; case CUTIME: diff = p2->cutime - p1->cutime; goto test_diff; case STIME: diff = p2->stime - p1->stime; goto test_diff; case CSTIME: diff = p2->cstime - p2->cstime; goto test_diff; case TIME: return ((p2->utime+p2->stime) - (p1->utime+p1->stime)); case COMM: return strcmp(p1->comm, p2->comm); case NLWP: return (p1->nlwp - p2->nlwp); case STARTTIME: { if (p1->starttime_ctime == p2->starttime_ctime) return (p1->pid - p2->pid); else return (p1->starttime_ctime - p2->starttime_ctime); } #ifdef HAVE_OPENVZ case CTID: return (p1->ctid - p2->ctid); case VPID: return (p1->vpid - p2->vpid); #endif #ifdef HAVE_VSERVER case VXID: return (p1->vxid - p2->vxid); #endif #ifdef HAVE_TASKSTATS case RCHAR: diff = p2->io_rchar - p1->io_rchar; goto test_diff; case WCHAR: diff = p2->io_wchar - p1->io_wchar; goto test_diff; case SYSCR: diff = p2->io_syscr - p1->io_syscr; goto test_diff; case SYSCW: diff = p2->io_syscw - p1->io_syscw; goto test_diff; case RBYTES: diff = p2->io_read_bytes - p1->io_read_bytes; goto test_diff; case WBYTES: diff = p2->io_write_bytes - p1->io_write_bytes; goto test_diff; case CNCLWB: diff = p2->io_cancelled_write_bytes - p1->io_cancelled_write_bytes; goto test_diff; case IO_READ_RATE: diff = p2->io_rate_read_bps - p1->io_rate_read_bps; goto test_diff; case IO_WRITE_RATE: diff = p2->io_rate_write_bps - p1->io_rate_write_bps; goto test_diff; case IO_RATE: diff = (p2->io_rate_read_bps + p2->io_rate_write_bps) - (p1->io_rate_read_bps + p1->io_rate_write_bps); goto test_diff; #endif #ifdef HAVE_CGROUP case CGROUP: return strcmp(p1->cgroup ? p1->cgroup : "", p2->cgroup ? p2->cgroup : ""); #endif #ifdef HAVE_OOM case OOM: return (p1->oom - p2->oom); #endif default: return (p1->pid - p2->pid); } test_diff: return (diff > 0) ? 1 : (diff < 0 ? -1 : 0); }