/*
* Handle a sample callback from the PkaSourceSimple.
*/
static inline void
cpu_sample (PkaSourceSimple *source,
gpointer user_data)
{
CpuData *cpud = user_data;
gchar *curr;
gchar fileBuf[1024];
gint cpuData[10];
/*
* Create and deliver our manifest if it has not yet been done.
*/
if (G_UNLIKELY(!cpud->manifest)) {
cpud->manifest = pka_manifest_sized_new(17);
pka_manifest_append(cpud->manifest, "CPU Number", G_TYPE_INT);
pka_manifest_append(cpud->manifest, "User", G_TYPE_INT);
pka_manifest_append(cpud->manifest, "Nice", G_TYPE_INT);
pka_manifest_append(cpud->manifest, "System", G_TYPE_INT);
pka_manifest_append(cpud->manifest, "Idle", G_TYPE_INT);
pka_manifest_append(cpud->manifest, "I/O Wait", G_TYPE_INT);
pka_manifest_append(cpud->manifest, "IRQ", G_TYPE_INT);
pka_manifest_append(cpud->manifest, "Soft IRQ", G_TYPE_INT);
pka_manifest_append(cpud->manifest, "VM Stolen", G_TYPE_INT);
pka_manifest_append(cpud->manifest, "VM Guest", G_TYPE_INT);
pka_source_deliver_manifest(PKA_SOURCE(source), cpud->manifest);
}
// Read in /proc/stat first.
src_utils_read_file("/proc/stat", fileBuf, 1024);
curr = fileBuf;
while (curr != NULL) {
gchar *next = src_utils_str_tok('\n', curr);
PkaSample *s;
gint i;
if (parse_cpu_stat_line(curr, cpuData)) {
// Then cpuData has valid data. Return a sample.
s = pka_sample_new();
for (i = 0; i < 10; i++)
pka_sample_append_int(s, i+1, cpuData[i]);
pka_source_deliver_sample(PKA_SOURCE(source), s);
pka_sample_unref(s);
}
curr = next;
}
}
/**
* pka_manifest_new:
*
* Creates a new instance of #PkaManifest.
*
* Returns: The newly created instance of PkaManifest.
*
* Side effects: None.
*/
PkaManifest*
pka_manifest_new (void)
{
ENTRY;
RETURN(pka_manifest_sized_new(4));
}