125 lines
3.9 KiB
C++
125 lines
3.9 KiB
C++
#pragma once
|
|
|
|
#include <istream>
|
|
|
|
#include "config.hpp"
|
|
#include "drawtypes/label.hpp"
|
|
#include "drawtypes/progressbar.hpp"
|
|
#include "modules/meta.hpp"
|
|
|
|
LEMONBUDDY_NS
|
|
|
|
namespace modules {
|
|
enum class memtype { NONE = 0, TOTAL, USED, FREE, SHARED, BUFFERS, CACHE, AVAILABLE };
|
|
|
|
class memory_module : public timer_module<memory_module> {
|
|
public:
|
|
using timer_module::timer_module;
|
|
|
|
void setup() {
|
|
m_interval = chrono::duration<double>(m_conf.get<float>(name(), "interval", 1));
|
|
|
|
m_formatter->add(DEFAULT_FORMAT, TAG_LABEL, {TAG_LABEL, TAG_BAR_USED, TAG_BAR_FREE});
|
|
|
|
if (m_formatter->has(TAG_BAR_USED))
|
|
m_bars[memtype::USED] = get_config_bar(m_bar, m_conf, name(), TAG_BAR_USED);
|
|
if (m_formatter->has(TAG_BAR_FREE))
|
|
m_bars[memtype::FREE] = get_config_bar(m_bar, m_conf, name(), TAG_BAR_FREE);
|
|
|
|
if (m_formatter->has(TAG_LABEL)) {
|
|
m_label = get_optional_config_label(m_conf, name(), TAG_LABEL, "%percentage_used%");
|
|
m_tokenized = m_label->clone();
|
|
}
|
|
}
|
|
|
|
bool update() {
|
|
float kb_total;
|
|
float kb_avail;
|
|
// long kb_free;
|
|
|
|
try {
|
|
std::ifstream in(PATH_MEMORY_INFO);
|
|
std::stringstream buffer;
|
|
string str, rdbuf;
|
|
int i = 0;
|
|
|
|
in.exceptions(in.failbit);
|
|
|
|
buffer.imbue(std::locale::classic());
|
|
|
|
while (std::getline(in, str) && i++ < 3) {
|
|
size_t off = str.find_first_of("1234567890", str.find(':'));
|
|
buffer << std::strtol(&str[off], 0, 10) << std::endl;
|
|
}
|
|
|
|
buffer >> rdbuf;
|
|
kb_total = std::atol(rdbuf.c_str());
|
|
buffer >> rdbuf; // kb_free = std::atol(rdbuf.c_str());
|
|
buffer >> rdbuf;
|
|
kb_avail = std::atol(rdbuf.c_str());
|
|
} catch (const std::ios_base::failure& e) {
|
|
kb_total = 0;
|
|
// kb_free = 0;
|
|
kb_avail = 0;
|
|
m_log.err("Failed to read memory values (what: %s)", e.what());
|
|
}
|
|
|
|
if (kb_total > 0)
|
|
m_perc[memtype::FREE] = (kb_avail / kb_total) * 100.0f + 0.5f;
|
|
else
|
|
m_perc[memtype::FREE] = 0;
|
|
|
|
m_perc[memtype::USED] = 100 - m_perc[memtype::FREE];
|
|
|
|
// replace tokens
|
|
if (m_tokenized) {
|
|
m_tokenized->m_text = m_label->m_text;
|
|
|
|
auto replace_unit = [](label_t& label, string token, float value, string unit) {
|
|
if (label->m_text.find(token) == string::npos)
|
|
return;
|
|
auto formatted = string_util::from_stream(
|
|
stringstream() << std::setprecision(2) << std::fixed << value << " " << unit);
|
|
label->replace_token(token, formatted);
|
|
};
|
|
|
|
replace_unit(m_tokenized, "%gb_used%", (kb_total - kb_avail) / 1024 / 1024, "GB");
|
|
replace_unit(m_tokenized, "%gb_free%", kb_avail / 1024 / 1024, "GB");
|
|
replace_unit(m_tokenized, "%gb_total%", kb_total / 1024 / 1024, "GB");
|
|
replace_unit(m_tokenized, "%mb_used%", (kb_total - kb_avail) / 1024, "MB");
|
|
replace_unit(m_tokenized, "%mb_free%", kb_avail / 1024, "MB");
|
|
replace_unit(m_tokenized, "%mb_total%", kb_total / 1024, "MB");
|
|
|
|
m_tokenized->replace_token("%percentage_used%", to_string(m_perc[memtype::USED]) + "%");
|
|
m_tokenized->replace_token("%percentage_free%", to_string(m_perc[memtype::FREE]) + "%");
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool build(builder* builder, string tag) {
|
|
if (tag == TAG_BAR_USED) {
|
|
builder->node(m_bars[memtype::USED]->output(m_perc[memtype::USED]));
|
|
} else if (tag == TAG_BAR_FREE)
|
|
builder->node(m_bars[memtype::FREE]->output(m_perc[memtype::FREE]));
|
|
else if (tag == TAG_LABEL)
|
|
builder->node(m_tokenized);
|
|
else
|
|
return false;
|
|
return true;
|
|
}
|
|
|
|
private:
|
|
static constexpr auto TAG_LABEL = "<label>";
|
|
static constexpr auto TAG_BAR_USED = "<bar-used>";
|
|
static constexpr auto TAG_BAR_FREE = "<bar-free>";
|
|
|
|
label_t m_label;
|
|
label_t m_tokenized;
|
|
map<memtype, progressbar_t> m_bars;
|
|
map<memtype, int> m_perc;
|
|
};
|
|
}
|
|
|
|
LEMONBUDDY_NS_END
|