diff options
Diffstat (limited to 'ksysguard/ksysguardd/Solaris/ProcessList.c')
-rw-r--r-- | ksysguard/ksysguardd/Solaris/ProcessList.c | 436 |
1 files changed, 436 insertions, 0 deletions
diff --git a/ksysguard/ksysguardd/Solaris/ProcessList.c b/ksysguard/ksysguardd/Solaris/ProcessList.c new file mode 100644 index 000000000..771371b76 --- /dev/null +++ b/ksysguard/ksysguardd/Solaris/ProcessList.c @@ -0,0 +1,436 @@ +/* + KSysGuard, the KDE System Guard + + Copyright (c) 1999, 2000 Chris Schlaeger <cs@kde.org> + + Solaris support by Torsten Kasch <tk@Genetik.Uni-Bielefeld.DE> + + This program is free software; you can redistribute it and/or + modify it under the terms of version 2 of the GNU General Public + License as published by the Free Software Foundation. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + +*/ + +/* Stop <sys/procfs.h> from crapping out on 32-bit architectures. */ + +#if !defined(_LP64) && _FILE_OFFSET_BITS == 64 +# undef _FILE_OFFSET_BITS +# define _FILE_OFFSET_BITS 32 +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> +#include <string.h> +#include <errno.h> +#include <fcntl.h> +#include <signal.h> +#include <sys/types.h> +#include <dirent.h> +#include <pwd.h> +#include <procfs.h> +#include <sys/proc.h> +#include <sys/resource.h> + +#include "ccont.h" +#include "../../gui/SignalIDs.h" +#include "ksysguardd.h" + +#include "Command.h" +#include "ProcessList.h" + +#define BUFSIZE 1024 + +typedef struct { + int alive; /* for "garbage collection" */ + pid_t pid; /* process ID */ + pid_t ppid; /* parent process ID */ + uid_t uid; /* process owner (real UID) */ + gid_t gid; /* process group (real GID) */ + char *userName; /* process owner (name) */ + int nThreads; /* # of threads in this process */ + int Prio; /* scheduling priority */ + size_t Size; /* total size of process image */ + size_t RSSize; /* resident set size */ + char *State; /* process state */ + int Time; /* CPU time for the process */ + double Load; /* CPU load in % */ + char *Command; /* command name */ + char *CmdLine; /* command line */ +} ProcessInfo; + +static CONTAINER ProcessList = 0; +static unsigned ProcessCount = 0; /* # of processes */ +static DIR *procdir; /* handle for /proc */ + +/* + * lwpStateName() -- return string representation of process state + */ +char *lwpStateName( lwpsinfo_t lwpinfo ) { + + char result[8]; + int processor; + + switch( (int) lwpinfo.pr_state ) { + case SSLEEP: + sprintf( result, "%s", "sleep" ); + break; + case SRUN: + sprintf( result, "%s", "run" ); + break; + case SZOMB: + sprintf( result, "%s", "zombie" ); + break; + case SSTOP: + sprintf( result, "%s", "stop" ); + break; + case SIDL: + sprintf( result, "%s", "start" ); + break; + case SONPROC: + processor = (int) lwpinfo.pr_onpro; + sprintf( result, "%s/%d", "cpu", processor ); + break; + default: + sprintf( result, "%s", "???" ); + break; + } + + return( strdup( result )); +} + +static void validateStr( char *string ) { + + char *ptr = string; + + /* + * remove all chars that might screw up communication + */ + while( *ptr != '\0' ) { + if( *ptr == '\t' || *ptr == '\n' || *ptr == '\r' ) + *ptr = ' '; + ptr++; + } + /* + * make sure there's at least one char + */ + if( string[0] == '\0' ) + strcpy( string, " " ); +} + +static int processCmp( void *p1, void *p2 ) { + + return( ((ProcessInfo *) p1)->pid - ((ProcessInfo *) p2)->pid ); +} + +static ProcessInfo *findProcessInList( pid_t pid ) { + + ProcessInfo key; + long index; + + key.pid = pid; + if( (index = search_ctnr( ProcessList, processCmp, &key )) < 0 ) + return( NULL ); + + return( get_ctnr( ProcessList, index )); +} + +static int updateProcess( pid_t pid ) { + + ProcessInfo *ps; + int fd; + char buf[BUFSIZE]; + psinfo_t psinfo; + struct passwd *pw; + + if( (ps = findProcessInList( pid )) == NULL ) { + if( (ps = (ProcessInfo *) malloc( sizeof( ProcessInfo ))) + == NULL ) { + print_error( "cannot malloc()\n" ); + return( -1 ); + } + ps->pid = pid; + ps->userName = NULL; + ps->State = NULL; + ps->Command = NULL; + ps->CmdLine = NULL; + ps->alive = 0; + + push_ctnr( ProcessList, ps ); + bsort_ctnr( ProcessList, processCmp ); + } + + snprintf( buf, BUFSIZE - 1, "%s/%ld/psinfo", PROCDIR, pid ); + if( (fd = open( buf, O_RDONLY )) < 0 ) { + return( -1 ); + } + + if( read( fd, &psinfo, sizeof( psinfo_t )) != sizeof( psinfo_t )) { + close( fd ); + return( -1 ); + } + close( fd ); + + ps->ppid = psinfo.pr_ppid; + ps->uid = psinfo.pr_uid; + ps->gid = psinfo.pr_gid; + + pw = getpwuid( psinfo.pr_uid ); + if( ps->userName != NULL ) + free( ps->userName ); + ps->userName = strdup( pw->pw_name ); + + if( ps->State != NULL ) + free( ps->State ); + ps->State = lwpStateName( psinfo.pr_lwp ); + + /* + * the following data is invalid for zombies, so... + */ + if( (ps->nThreads = psinfo.pr_nlwp ) != 0 ) { + ps->Prio = psinfo.pr_lwp.pr_pri; + ps->Time = psinfo.pr_lwp.pr_time.tv_sec * 100 + + psinfo.pr_lwp.pr_time.tv_nsec * 10000000; + ps->Load = (double) psinfo.pr_lwp.pr_pctcpu + / (double) 0x8000 * 100.0; + } else { + ps->Prio = 0; + ps->Time = 0; + ps->Load = 0.0; + } + + ps->Size = psinfo.pr_size; + ps->RSSize = psinfo.pr_rssize; + + if( ps->Command != NULL ) + free( ps->Command ); + ps->Command = strdup( psinfo.pr_fname ); + if( ps->CmdLine != NULL ) + free( ps->CmdLine ); + ps->CmdLine = strdup( psinfo.pr_psargs ); + + validateStr( ps->Command ); + validateStr( ps->CmdLine ); + + ps->alive = 1; + + return( 0 ); +} + +static void cleanupProcessList( void ) { + + ProcessInfo *ps; + + ProcessCount = 0; + for( ps = first_ctnr( ProcessList ); ps; ps = next_ctnr( ProcessList )) { + if( ps->alive ) { + ps->alive = 0; + ProcessCount++; + } else { + free( remove_ctnr( ProcessList )); + } + } +} + +void initProcessList( struct SensorModul* sm ) { + + if( (procdir = opendir( PROCDIR )) == NULL ) { + print_error( "cannot open \"%s\" for reading\n", PROCDIR ); + return; + } + + ProcessList = new_ctnr(); + + /* + * register the supported monitors & commands + */ + registerMonitor( "pscount", "integer", + printProcessCount, printProcessCountInfo, sm ); + registerMonitor( "ps", "table", + printProcessList, printProcessListInfo, sm ); + + registerCommand( "kill", killProcess ); + registerCommand( "setpriority", setPriority ); +} + +void exitProcessList( void ) { + + destr_ctnr( ProcessList, free ); +} + +int updateProcessList( void ) { + + struct dirent *de; + + rewinddir( procdir ); + while( (de = readdir( procdir )) != NULL ) { + /* + * skip '.' and '..' + */ + if( de->d_name[0] == '.' ) + continue; + + /* + * fetch the process info and insert it into the info table + */ + updateProcess( (pid_t) atol( de->d_name )); + } + cleanupProcessList(); + + return( 0 ); +} + +void printProcessListInfo( const char *cmd ) { + fprintf(CurrentClient, "Name\tPID\tPPID\tGID\tStatus\tUser\tThreads" + "\tSize\tResident\t%% CPU\tPriority\tCommand\n" ); + fprintf(CurrentClient, "s\td\td\td\ts\ts\td\tD\tD\tf\td\ts\n" ); +} + +void printProcessList( const char *cmd ) { + + ProcessInfo *ps; + + for( ps = first_ctnr( ProcessList ); ps; ps = next_ctnr( ProcessList )) { + fprintf(CurrentClient, + "%s\t%ld\t%ld\t%ld\t%s\t%s\t%d\t%d\t%d\t%.2f\t%d\t%s\n", + ps->Command, + (long) ps->pid, + (long) ps->ppid, + (long) ps->gid, + ps->State, + ps->userName, + ps->nThreads, + ps->Size, + ps->RSSize, + ps->Load, + ps->Prio, + ps->CmdLine); + } + + fprintf(CurrentClient, "\n"); +} + +void printProcessCount( const char *cmd ) { + fprintf(CurrentClient, "%d\n", ProcessCount ); +} + +void printProcessCountInfo( const char *cmd ) { + fprintf(CurrentClient, "Number of Processes\t0\t0\t\n" ); +} + +void killProcess( const char *cmd ) { + + int sig, pid; + + sscanf( cmd, "%*s %d %d", &pid, &sig ); + + switch( sig ) { + case MENU_ID_SIGABRT: + sig = SIGABRT; + break; + case MENU_ID_SIGALRM: + sig = SIGALRM; + break; + case MENU_ID_SIGCHLD: + sig = SIGCHLD; + break; + case MENU_ID_SIGCONT: + sig = SIGCONT; + break; + case MENU_ID_SIGFPE: + sig = SIGFPE; + break; + case MENU_ID_SIGHUP: + sig = SIGHUP; + break; + case MENU_ID_SIGILL: + sig = SIGILL; + break; + case MENU_ID_SIGINT: + sig = SIGINT; + break; + case MENU_ID_SIGKILL: + sig = SIGKILL; + break; + case MENU_ID_SIGPIPE: + sig = SIGPIPE; + break; + case MENU_ID_SIGQUIT: + sig = SIGQUIT; + break; + case MENU_ID_SIGSEGV: + sig = SIGSEGV; + break; + case MENU_ID_SIGSTOP: + sig = SIGSTOP; + break; + case MENU_ID_SIGTERM: + sig = SIGTERM; + break; + case MENU_ID_SIGTSTP: + sig = SIGTSTP; + break; + case MENU_ID_SIGTTIN: + sig = SIGTTIN; + break; + case MENU_ID_SIGTTOU: + sig = SIGTTOU; + break; + case MENU_ID_SIGUSR1: + sig = SIGUSR1; + break; + case MENU_ID_SIGUSR2: + sig = SIGUSR2; + break; + } + if( kill( (pid_t) pid, sig )) { + switch( errno ) { + case EINVAL: + fprintf(CurrentClient, "4\n" ); + break; + case ESRCH: + fprintf(CurrentClient, "3\n" ); + break; + case EPERM: + fprintf(CurrentClient, "2\n" ); + break; + default: + fprintf(CurrentClient, "1\n" ); /* unknown error */ + break; + } + } else + fprintf(CurrentClient, "0\n"); +} + +void setPriority( const char *cmd ) { + int pid, prio; + + sscanf( cmd, "%*s %d %d", &pid, &prio ); + if( setpriority( PRIO_PROCESS, pid, prio )) { + switch( errno ) { + case EINVAL: + fprintf(CurrentClient, "4\n" ); + break; + case ESRCH: + fprintf(CurrentClient, "3\n" ); + break; + case EPERM: + case EACCES: + fprintf(CurrentClient, "2\n" ); + break; + default: + fprintf(CurrentClient, "1\n" ); /* unknown error */ + break; + } + } else + fprintf(CurrentClient, "0\n"); +} |