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| Original file line number | Diff line number | Diff line change |
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| jnfo (1.1-1) unstable; urgency=low | ||
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| * Add network interfaces | ||
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| -- Giorgio Tropiano <[email protected]> Tue, 29 Jun 2021 13:18:00 +0200 | ||
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| jnfo (1.0.1-1) unstable; urgency=medium | ||
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| * Add filesystem statistics | ||
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| -- Giorgio Tropiano <[email protected]> Sun, 13 Jun 2021 13:25:54 +0200 | ||
| -- Giorgio Tropiano <[email protected]> Mon, 28 Jun 2021 22:10:00 +0200 | ||
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| jnfo (1.0.0-1) unstable; urgency=medium | ||
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,200 @@ | ||
| #pragma once | ||
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| #include <glob.h> | ||
| #include <libgen.h> | ||
| #include <limits.h> | ||
| #include <stdlib.h> | ||
| #include <string.h> | ||
| #include <sys/stat.h> | ||
| #include <sys/types.h> | ||
| #include <unistd.h> | ||
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| #include "defines.h" | ||
| #include "utils.h" | ||
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| typedef struct { | ||
| unsigned long long packets = 0; | ||
| unsigned long long bytes = 0; | ||
| unsigned long long dropped = 0; | ||
| unsigned long long errors = 0; | ||
| } packets_t; | ||
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| typedef struct { | ||
| string name; | ||
| string address; | ||
| string operstate; | ||
| unsigned long speed; // bytes/sec | ||
| packets_t tx; | ||
| packets_t rx; | ||
| } interface_t; | ||
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| typedef struct { | ||
| vector<interface_t> interfaces; | ||
| packets_t tx; | ||
| packets_t rx; | ||
| } network_t; | ||
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| void get_packets(interface_t* iface, network_t* net, const char* path) { | ||
| string file_path; | ||
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| file_path = path; | ||
| file_path += "/address"; | ||
| iface->address = read_file(file_path.c_str()); | ||
| iface->operstate = trim(iface->address); | ||
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| file_path = path; | ||
| file_path += "/operstate"; | ||
| iface->operstate = read_file(file_path.c_str()); | ||
| iface->operstate = trim(iface->operstate); | ||
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| if (iface->operstate != "up") { | ||
| // don't read speed, otherwise we get a buffer underflow | ||
| iface->speed = 0; | ||
| } else { | ||
| file_path = path; | ||
| file_path += "/speed"; | ||
| iface->speed = std::atol(read_file(file_path.c_str()).c_str()); | ||
| // the units are stored in MB/s in the file, so multiply to convert into B/s | ||
| iface->speed *= 1e+6; | ||
| } | ||
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| char* end_ptr; | ||
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| file_path = path; | ||
| file_path += "/statistics/rx_bytes"; | ||
| iface->rx.bytes = std::strtoull(read_file(file_path.c_str()).c_str(), &end_ptr, 10); | ||
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| file_path = path; | ||
| file_path += "/statistics/rx_packets"; | ||
| iface->rx.packets = std::strtoull(read_file(file_path.c_str()).c_str(), &end_ptr, 10); | ||
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| file_path = path; | ||
| file_path += "/statistics/rx_dropped"; | ||
| iface->rx.dropped = std::strtoull(read_file(file_path.c_str()).c_str(), &end_ptr, 10); | ||
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| file_path = path; | ||
| file_path += "/statistics/rx_errors"; | ||
| iface->rx.errors = std::strtoull(read_file(file_path.c_str()).c_str(), &end_ptr, 10); | ||
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| file_path = path; | ||
| file_path += "/statistics/tx_bytes"; | ||
| iface->tx.bytes = std::strtoull(read_file(file_path.c_str()).c_str(), &end_ptr, 10); | ||
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| file_path = path; | ||
| file_path += "/statistics/tx_packets"; | ||
| iface->tx.packets = std::strtoull(read_file(file_path.c_str()).c_str(), &end_ptr, 10); | ||
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| file_path = path; | ||
| file_path += "/statistics/tx_dropped"; | ||
| iface->tx.dropped = std::strtoull(read_file(file_path.c_str()).c_str(), &end_ptr, 10); | ||
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| file_path = path; | ||
| file_path += "/statistics/tx_errors"; | ||
| iface->tx.errors = std::strtoull(read_file(file_path.c_str()).c_str(), &end_ptr, 10); | ||
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| net->rx.bytes += iface->rx.bytes; | ||
| net->rx.packets += iface->rx.packets; | ||
| net->rx.dropped += iface->rx.dropped; | ||
| net->rx.errors += iface->rx.errors; | ||
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| net->tx.bytes += iface->tx.bytes; | ||
| net->tx.packets += iface->tx.packets; | ||
| net->tx.dropped += iface->tx.dropped; | ||
| net->tx.errors += iface->tx.errors; | ||
| } | ||
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| network_t get_network() { | ||
| network_t result; | ||
| glob_t glob_result; | ||
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| glob(INET_GLOB, GLOB_TILDE, NULL, &glob_result); | ||
| for (unsigned i = 0; i < glob_result.gl_pathc; i++) { | ||
| // check if symlink | ||
| struct stat statbuf; | ||
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| if (lstat(glob_result.gl_pathv[i], &statbuf) < 0) { /* if error occured */ | ||
| std::cerr << "Cannot stat file: " << glob_result.gl_pathv[i] << std::endl; | ||
| globfree(&glob_result); | ||
| exit(EXIT_FAILURE); | ||
| } | ||
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| char* real_path; | ||
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| if ((real_path = realpath(glob_result.gl_pathv[i], NULL)) != NULL) { | ||
| if (strstr(real_path, "/sys/devices/virtual/") == NULL) { | ||
| // consider this interface | ||
| interface_t iface; | ||
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| iface.name = basename(glob_result.gl_pathv[i]); | ||
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| get_packets(&iface, &result, real_path); | ||
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| result.interfaces.push_back(iface); | ||
| } else { | ||
| // this is a virtual device, ignore | ||
| continue; | ||
| } | ||
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| } else { | ||
| std::cerr << "Cannot get path of: " << glob_result.gl_pathv[i] << std::endl; | ||
| globfree(&glob_result); | ||
| free(real_path); | ||
| exit(EXIT_FAILURE); | ||
| } | ||
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| free(real_path); | ||
| } | ||
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| globfree(&glob_result); | ||
| return result; | ||
| } | ||
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| void pretty_print(network_t info, bool summary = false) { | ||
| fmt_measure_t fmt; | ||
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| pretty("Network", "", 0); | ||
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| if (summary) { | ||
| fmt = format_storage(info.rx.bytes, 2); | ||
| pretty("Receive", fmt.value.c_str(), 1, NUMBER, 1, fmt.unit.c_str()); | ||
| fmt = format_storage(info.tx.bytes, 2); | ||
| pretty("Transmit", fmt.value.c_str(), 1, NUMBER, 0, fmt.unit.c_str()); | ||
| } else { | ||
| pretty("Receive", "", 1, STRING); | ||
| fmt = format_storage(info.rx.bytes, 2); | ||
| pretty("Bytes", fmt.value.c_str(), 2, NUMBER, 2, fmt.unit.c_str()); | ||
| pretty("Packets", std::to_string(info.rx.packets).c_str(), 2, NUMBER, 0); | ||
| pretty("Dropped", std::to_string(info.rx.dropped).c_str(), 2, NUMBER, 0); | ||
| pretty("Errors", std::to_string(info.rx.errors).c_str(), 2, NUMBER, 1); | ||
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| pretty("Transmit", "", 1, STRING); | ||
| fmt = format_storage(info.tx.bytes, 2); | ||
| pretty("Bytes", fmt.value.c_str(), 2, NUMBER, 2, fmt.unit.c_str()); | ||
| pretty("Packets", std::to_string(info.tx.packets).c_str(), 2, NUMBER, 0); | ||
| pretty("Dropped", std::to_string(info.tx.dropped).c_str(), 2, NUMBER, 0); | ||
| pretty("Errors", std::to_string(info.tx.errors).c_str(), 2, NUMBER, 1); | ||
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| pretty("Interfaces", "", 1); | ||
| for (const auto& iface : info.interfaces) { | ||
| pretty("Name", iface.name.c_str(), 3, STRING, 3, "", true); | ||
| pretty("Address", iface.address.c_str(), 3, STRING); | ||
| pretty("Status", iface.operstate.c_str(), 3, STRING, 1); | ||
| fmt = format_speed(iface.speed, 2); | ||
| pretty("Speed", fmt.value.c_str(), 3, NUMBER, 2, fmt.unit.c_str()); | ||
| // pretty("Speed", iface.speed, 3, NUMBER); | ||
| pretty("Receive", "", 3, STRING); | ||
| fmt = format_storage(iface.rx.bytes, 2); | ||
| pretty("Bytes", fmt.value.c_str(), 4, NUMBER, 2, fmt.unit.c_str()); | ||
| pretty("Packets", std::to_string(iface.rx.packets).c_str(), 4, NUMBER, 0); | ||
| pretty("Dropped", std::to_string(iface.rx.dropped).c_str(), 4, NUMBER, 0); | ||
| pretty("Errors", std::to_string(iface.rx.errors).c_str(), 4, NUMBER, 1); | ||
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| pretty("Transmit", "", 3, STRING); | ||
| fmt = format_storage(iface.tx.bytes, 2); | ||
| pretty("Bytes", fmt.value.c_str(), 4, NUMBER, 2, fmt.unit.c_str()); | ||
| pretty("Packets", std::to_string(iface.tx.packets).c_str(), 4, NUMBER, 0); | ||
| pretty("Dropped", std::to_string(iface.tx.dropped).c_str(), 4, NUMBER, 0); | ||
| pretty("Errors", std::to_string(iface.tx.errors).c_str(), 4, NUMBER, 1); | ||
| } | ||
| } | ||
| } |
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