# ifndef CONFIG_HZ
# define CONFIG_HZ 100
# endif
-#endif /* KERNEL_LINUX */
-
-#define MODULE_NAME "processes"
+/* #endif KERNEL_LINUX */
-#if HAVE_THREAD_INFO || KERNEL_LINUX
-# define PROCESSES_HAVE_READ 1
#else
-# define PROCESSES_HAVE_READ 0
+# error "No applicable input method."
#endif
#define BUFSIZE 256
-#if PROCESSES_HAVE_READ
-#if HAVE_THREAD_INFO | KERNEL_LINUX
static const char *config_keys[] =
{
"Process",
NULL
};
static int config_keys_num = 1;
-#endif
typedef struct procstat_entry_s
{
struct procstat_entry_s *instances;
} procstat_t;
-#if HAVE_THREAD_INFO | KERNEL_LINUX
static procstat_t *list_head_g = NULL;
-#endif
#if HAVE_THREAD_INFO
static mach_port_t port_host_self;
static long pagesize_g;
#endif /* KERNEL_LINUX */
-#if HAVE_THREAD_INFO | KERNEL_LINUX
static void ps_list_register (const char *name)
{
procstat_t *new;
if ((new = (procstat_t *) malloc (sizeof (procstat_t))) == NULL)
return;
memset (new, 0, sizeof (procstat_t));
- strncpy (new->name, name, PROCSTAT_NAME_LEN);
+ sstrncpy (new->name, name, sizeof (new->name));
for (ptr = list_head_g; ptr != NULL; ptr = ptr->next)
{
return (0);
}
-#endif /* HAVE_THREAD_INFO | KERNEL_LINUX */
static int ps_init (void)
{
strcpy (vl.host, hostname_g);
strcpy (vl.plugin, "processes");
strcpy (vl.plugin_instance, "");
- strncpy (vl.type_instance, state, sizeof (vl.type_instance));
+ strcpy (vl.type, "ps_state");
+ sstrncpy (vl.type_instance, state, sizeof (vl.type_instance));
- plugin_dispatch_values ("ps_state", &vl);
+ plugin_dispatch_values (&vl);
}
static void ps_submit_proc_list (procstat_t *ps)
vl.time = time (NULL);
strcpy (vl.host, hostname_g);
strcpy (vl.plugin, "processes");
- strncpy (vl.plugin_instance, ps->name, sizeof (vl.plugin_instance));
+ sstrncpy (vl.plugin_instance, ps->name, sizeof (vl.plugin_instance));
+ strcpy (vl.type, "ps_rss");
vl.values[0].gauge = ps->vmem_rss;
vl.values_len = 1;
- plugin_dispatch_values ("ps_rss", &vl);
+ plugin_dispatch_values (&vl);
+ strcpy (vl.type, "ps_cputime");
vl.values[0].counter = ps->cpu_user_counter;
vl.values[1].counter = ps->cpu_system_counter;
vl.values_len = 2;
- plugin_dispatch_values ("ps_cputime", &vl);
+ plugin_dispatch_values (&vl);
+ strcpy (vl.type, "ps_count");
vl.values[0].gauge = ps->num_proc;
vl.values[1].gauge = ps->num_lwp;
vl.values_len = 2;
- plugin_dispatch_values ("ps_count", &vl);
+ plugin_dispatch_values (&vl);
+ strcpy (vl.type, "ps_pagefaults");
vl.values[0].counter = ps->vmem_minflt_counter;
vl.values[1].counter = ps->vmem_majflt_counter;
vl.values_len = 2;
- plugin_dispatch_values ("ps_pagefaults", &vl);
+ plugin_dispatch_values (&vl);
DEBUG ("name = %s; num_proc = %lu; num_lwp = %lu; vmem_rss = %lu; "
"vmem_minflt_counter = %lu; vmem_majflt_counter = %lu; "
DIR *dh;
struct dirent *ent;
- snprintf (dirname, 64, "/proc/%i/task", pid);
- dirname[63] = '\0';
+ ssnprintf (dirname, sizeof (dirname), "/proc/%i/task", pid);
if ((dh = opendir (dirname)) == NULL)
{
closedir (dh);
+ if (list_len == 0)
+ return (NULL);
+
assert (list_len < list_size);
assert (list[list_len] == 0);
return (list);
-}
+} /* int *ps_read_tasks */
int ps_read_process (int pid, procstat_t *ps, char *state)
{
memset (ps, 0, sizeof (procstat_t));
- snprintf (filename, 64, "/proc/%i/stat", pid);
- filename[63] = '\0';
+ ssnprintf (filename, sizeof (filename), "/proc/%i/stat", pid);
if ((fh = fopen (filename, "r")) == NULL)
return (-1);
ppid = atoi (fields[3]);
- if ((tasks = ps_read_tasks (pid)) == NULL)
+ *state = fields[2][0];
+
+ if (*state == 'Z')
{
- /* This happends for zombied, e.g. */
- DEBUG ("ps_read_tasks (%i) failed.", pid);
- *state = 'Z';
ps->num_lwp = 0;
ps->num_proc = 0;
}
+ else if ((tasks = ps_read_tasks (pid)) == NULL)
+ {
+ /* Kernel 2.4 or so */
+ ps->num_lwp = 1;
+ ps->num_proc = 1;
+ }
else
{
- *state = '\0';
ps->num_lwp = 0;
ps->num_proc = 1;
for (i = 0; tasks[i] != 0; i++)
tasks = NULL;
}
- /* Leave the rest at zero if this is only an LWP */
+ /* Leave the rest at zero if this is only a zombi */
if (ps->num_proc == 0)
{
- DEBUG ("This is only an LWP: pid = %i; name = %s;",
- pid, ps->name);
+ DEBUG ("processes plugin: This is only a zombi: pid = %i; "
+ "name = %s;", pid, ps->name);
return (0);
}
ps->cpu_system_counter = (unsigned long) cpu_system_counter;
ps->vmem_rss = (unsigned long) vmem_rss;
- *state = fields[2][0];
-
/* success */
return (0);
} /* int ps_read_process (...) */
return (0);
} /* int ps_read */
-#endif /* PROCESSES_HAVE_READ */
void module_register (void)
{
-#if PROCESSES_HAVE_READ
-#if HAVE_THREAD_INFO | KERNEL_LINUX
plugin_register_config ("processes", ps_config,
config_keys, config_keys_num);
-#endif
plugin_register_init ("processes", ps_init);
plugin_register_read ("processes", ps_read);
-#endif /* PROCESSES_HAVE_READ */
} /* void module_register */