File 3020-patch-out-exporter.patch of Package ceph-ceph-17.2.9
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 776acc8..d9ff880 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -574,7 +574,6 @@ endif(NOT WITH_SYSTEM_ROCKSDB)
if(WITH_MGR)
add_subdirectory(mgr)
- add_subdirectory(exporter)
endif()
set(librados_config_srcs
@@ -884,7 +883,6 @@ endif()
if (WITH_MGR)
add_dependencies(vstart-base ceph-mgr)
- add_dependencies(vstart-base ceph-exporter)
endif()
add_custom_target(vstart DEPENDS vstart-base)
diff --git a/src/common/options/CMakeLists.txt b/src/common/options/CMakeLists.txt
index da24c67..d2104a0 100644
--- a/src/common/options/CMakeLists.txt
+++ b/src/common/options/CMakeLists.txt
@@ -93,7 +93,6 @@ add_options(osd)
add_options(rbd)
add_options(rbd-mirror)
add_options(immutable-object-cache)
-add_options(ceph-exporter)
# if set to empty string, system default luarocks package location (if exist) will be used
set(rgw_luarocks_location "")
diff --git a/src/common/options/build_options.cc b/src/common/options/build_options.cc
index 867fc2e..001fac9 100644
--- a/src/common/options/build_options.cc
+++ b/src/common/options/build_options.cc
@@ -18,7 +18,6 @@ std::vector<Option> get_immutable_object_cache_options();
std::vector<Option> get_mds_options();
std::vector<Option> get_mds_client_options();
std::vector<Option> get_cephfs_mirror_options();
-std::vector<Option> get_ceph_exporter_options();
std::vector<Option> build_options()
{
@@ -47,7 +46,6 @@ std::vector<Option> build_options()
ingest(get_mds_options(), "mds");
ingest(get_mds_client_options(), "mds_client");
ingest(get_cephfs_mirror_options(), "cephfs-mirror");
- ingest(get_ceph_exporter_options(), "ceph-exporter");
return result;
}
diff --git a/src/common/options/ceph-exporter.yaml.in b/src/common/options/ceph-exporter.yaml.in
deleted file mode 100644
index 798a185..0000000
--- a/src/common/options/ceph-exporter.yaml.in
+++ /dev/null
@@ -1,54 +0,0 @@
-# -*- mode: YAML -*-
----
-
-options:
-- name: exporter_sock_dir
- type: str
- level: advanced
- desc: The path to ceph daemons socket files dir
- default: /var/run/ceph/
- services:
- - ceph-exporter
- flags:
- - runtime
-- name: exporter_addr
- type: str
- level: advanced
- desc: Host ip address where exporter is deployed
- default: 0.0.0.0
- services:
- - ceph-exporter
-- name: exporter_http_port
- type: int
- level: advanced
- desc: Port to deploy exporter on. Default is 9926
- default: 9926
- services:
- - ceph-exporter
-- name: exporter_prio_limit
- type: int
- level: advanced
- desc: Only perf counters greater than or equal to exporter_prio_limit are fetched
- default: 5
- services:
- - ceph-exporter
- flags:
- - runtime
-- name: exporter_stats_period
- type: int
- level: advanced
- desc: Time to wait before sending requests again to exporter server (seconds)
- default: 5
- services:
- - ceph-exporter
- flags:
- - runtime
-- name: exporter_sort_metrics
- type: bool
- level: advanced
- desc: If true it will sort the metrics and group them.
- default: true
- services:
- - ceph-exporter
- flags:
- - runtime
diff --git a/src/common/subsys.h b/src/common/subsys.h
index 97875f0..0667bbd 100644
--- a/src/common/subsys.h
+++ b/src/common/subsys.h
@@ -95,4 +95,3 @@ SUBSYS(seastore_journal, 0, 5)
SUBSYS(seastore_device, 0, 5)
SUBSYS(alienstore, 0, 5)
SUBSYS(mclock, 1, 5)
-SUBSYS(ceph_exporter, 1, 5)
\ No newline at end of file
diff --git a/src/exporter/CMakeLists.txt b/src/exporter/CMakeLists.txt
deleted file mode 100644
index 0c0c03b..0000000
--- a/src/exporter/CMakeLists.txt
+++ /dev/null
@@ -1,10 +0,0 @@
-set(exporter_srcs
- ceph_exporter.cc
- DaemonMetricCollector.cc
- http_server.cc
- util.cc
- )
-add_executable(ceph-exporter ${exporter_srcs})
-target_link_libraries(ceph-exporter
- global-static ceph-common)
-install(TARGETS ceph-exporter DESTINATION bin)
diff --git a/src/exporter/DaemonMetricCollector.cc b/src/exporter/DaemonMetricCollector.cc
deleted file mode 100644
index a8fef46..0000000
--- a/src/exporter/DaemonMetricCollector.cc
+++ /dev/null
@@ -1,411 +0,0 @@
-#include "DaemonMetricCollector.h"
-
-#include <boost/json/src.hpp>
-#include <chrono>
-#include <filesystem>
-#include <iostream>
-#include <map>
-#include <memory>
-#include <regex>
-#include <string>
-#include <utility>
-
-#include "common/admin_socket_client.h"
-#include "common/debug.h"
-#include "common/hostname.h"
-#include "common/perf_counters.h"
-#include "common/split.h"
-#include "global/global_context.h"
-#include "global/global_init.h"
-#include "include/common_fwd.h"
-#include "util.h"
-
-#define dout_context g_ceph_context
-#define dout_subsys ceph_subsys_ceph_exporter
-
-using json_object = boost::json::object;
-using json_value = boost::json::value;
-using json_array = boost::json::array;
-
-void DaemonMetricCollector::request_loop(boost::asio::steady_timer &timer) {
- timer.async_wait([&](const boost::system::error_code &e) {
- std::cerr << e << std::endl;
- update_sockets();
- dump_asok_metrics();
- auto stats_period = g_conf().get_val<int64_t>("exporter_stats_period");
- // time to wait before sending requests again
- timer.expires_from_now(std::chrono::seconds(stats_period));
- request_loop(timer);
- });
-}
-
-void DaemonMetricCollector::main() {
- // time to wait before sending requests again
-
- boost::asio::io_service io;
- boost::asio::steady_timer timer{io, std::chrono::seconds(0)};
- request_loop(timer);
- io.run();
-}
-
-std::string DaemonMetricCollector::get_metrics() {
- const std::lock_guard<std::mutex> lock(metrics_mutex);
- return metrics;
-}
-
-template <class T>
-void add_metric(std::unique_ptr<MetricsBuilder> &builder, T value,
- std::string name, std::string description, std::string mtype,
- labels_t labels) {
- builder->add(std::to_string(value), name, description, mtype, labels);
-}
-
-void add_double_or_int_metric(std::unique_ptr<MetricsBuilder> &builder,
- json_value value, std::string name,
- std::string description, std::string mtype,
- labels_t labels) {
- if (value.is_int64()) {
- int64_t v = value.as_int64();
- add_metric(builder, v, name, description, mtype, labels);
- } else if (value.is_double()) {
- double v = value.as_double();
- add_metric(builder, v, name, description, mtype, labels);
- }
-}
-
-std::string boost_string_to_std(boost::json::string js) {
- std::string res(js.data());
- return res;
-}
-
-std::string quote(std::string value) { return "\"" + value + "\""; }
-
-bool is_hyphen(char ch) { return ch == '-'; }
-
-void DaemonMetricCollector::dump_asok_metrics() {
- BlockTimer timer(__FILE__, __FUNCTION__);
-
- std::vector<std::pair<std::string, int>> daemon_pids;
-
- int failures = 0;
- bool sort = g_conf().get_val<bool>("exporter_sort_metrics");
- if (sort) {
- builder =
- std::unique_ptr<OrderedMetricsBuilder>(new OrderedMetricsBuilder());
- } else {
- builder =
- std::unique_ptr<UnorderedMetricsBuilder>(new UnorderedMetricsBuilder());
- }
- for (auto &[daemon_name, sock_client] : clients) {
- bool ok;
- sock_client.ping(&ok);
- if (!ok) {
- failures++;
- continue;
- }
- std::string perf_dump_response =
- asok_request(sock_client, "perf dump", daemon_name);
- if (perf_dump_response.size() == 0) {
- failures++;
- continue;
- }
- std::string perf_schema_response =
- asok_request(sock_client, "perf schema", daemon_name);
- if (perf_schema_response.size() == 0) {
- failures++;
- continue;
- }
- std::string config_show =
- asok_request(sock_client, "config show", daemon_name);
- if (config_show.size() == 0) {
- failures++;
- continue;
- }
- json_object pid_file_json = boost::json::parse(config_show).as_object();
- std::string pid_path =
- boost_string_to_std(pid_file_json["pid_file"].as_string());
- std::string pid_str = read_file_to_string(pid_path);
- if (!pid_path.size()) {
- dout(1) << "pid path is empty; process metrics won't be fetched for: "
- << daemon_name << dendl;
- }
- if (!pid_str.empty()) {
- daemon_pids.push_back({daemon_name, std::stoi(pid_str)});
- }
- json_object dump = boost::json::parse(perf_dump_response).as_object();
- json_object schema = boost::json::parse(perf_schema_response).as_object();
- for (auto &perf : schema) {
- std::string perf_group = {perf.key().begin(), perf.key().end()};
- json_object perf_group_object = perf.value().as_object();
- for (auto &perf_counter : perf_group_object) {
- std::string perf_name = {perf_counter.key().begin(),
- perf_counter.key().end()};
- json_object perf_info = perf_counter.value().as_object();
- auto prio_limit = g_conf().get_val<int64_t>("exporter_prio_limit");
- if (perf_info["priority"].as_int64() < prio_limit) {
- continue;
- }
- std::string name = "ceph_" + perf_group + "_" + perf_name;
- std::replace_if(name.begin(), name.end(), is_hyphen, '_');
-
- // FIXME: test this, based on mgr_module perfpath_to_path_labels
- auto labels_and_name = get_labels_and_metric_name(daemon_name, name);
- labels_t labels = labels_and_name.first;
- name = labels_and_name.second;
-
- json_value perf_values = dump[perf_group].as_object()[perf_name];
- dump_asok_metric(perf_info, perf_values, name, labels);
- }
- }
- }
- dout(10) << "Perf counters retrieved for " << clients.size() - failures << "/"
- << clients.size() << " daemons." << dendl;
- // get time spent on this function
- timer.stop();
- std::string scrap_desc(
- "Time spent scraping and transforming perf counters to metrics");
- labels_t scrap_labels;
- scrap_labels["host"] = quote(ceph_get_hostname());
- scrap_labels["function"] = quote(__FUNCTION__);
- add_metric(builder, timer.get_ms(), "ceph_exporter_scrape_time", scrap_desc,
- "gauge", scrap_labels);
-
- const std::lock_guard<std::mutex> lock(metrics_mutex);
- // only get metrics if there's pid path for some or all daemons isn't empty
- if (daemon_pids.size() != 0) {
- get_process_metrics(daemon_pids);
- }
- metrics = builder->dump();
-}
-
-std::vector<std::string> read_proc_stat_file(std::string path) {
- std::string stat = read_file_to_string(path);
- std::vector<std::string> strings;
- auto parts = ceph::split(stat);
- strings.assign(parts.begin(), parts.end());
- return strings;
-}
-
-struct pstat read_pid_stat(int pid) {
- std::string stat_path("/proc/" + std::to_string(pid) + "/stat");
- std::vector<std::string> stats = read_proc_stat_file(stat_path);
- struct pstat stat;
- stat.minflt = std::stoul(stats[9]);
- stat.majflt = std::stoul(stats[11]);
- stat.utime = std::stoul(stats[13]);
- stat.stime = std::stoul(stats[14]);
- stat.num_threads = std::stoul(stats[19]);
- stat.start_time = std::stoul(stats[21]);
- stat.vm_size = std::stoul(stats[22]);
- stat.resident_size = std::stoi(stats[23]);
- return stat;
-}
-
-void DaemonMetricCollector::get_process_metrics(
- std::vector<std::pair<std::string, int>> daemon_pids) {
- std::string path("/proc");
- std::stringstream ss;
- for (auto &[daemon_name, pid] : daemon_pids) {
- std::vector<std::string> uptimes = read_proc_stat_file("/proc/uptime");
- struct pstat stat = read_pid_stat(pid);
- int clk_tck = sysconf(_SC_CLK_TCK);
- double start_time_seconds = stat.start_time / (double)clk_tck;
- double user_time = stat.utime / (double)clk_tck;
- double kernel_time = stat.stime / (double)clk_tck;
- double total_time_seconds = user_time + kernel_time;
- double uptime = std::stod(uptimes[0]);
- double elapsed_time = uptime - start_time_seconds;
- double idle_time = elapsed_time - total_time_seconds;
- double usage = total_time_seconds * 100 / elapsed_time;
-
- labels_t labels;
- labels["ceph_daemon"] = quote(daemon_name);
- add_metric(builder, stat.minflt, "ceph_exporter_minflt_total",
- "Number of minor page faults of daemon", "counter", labels);
- add_metric(builder, stat.majflt, "ceph_exporter_majflt_total",
- "Number of major page faults of daemon", "counter", labels);
- add_metric(builder, stat.num_threads, "ceph_exporter_num_threads",
- "Number of threads used by daemon", "gauge", labels);
- add_metric(builder, usage, "ceph_exporter_cpu_usage",
- "CPU usage of a daemon", "gauge", labels);
-
- std::string cpu_time_desc = "Process time in kernel/user/idle mode";
- labels_t cpu_total_labels;
- cpu_total_labels["ceph_daemon"] = quote(daemon_name);
- cpu_total_labels["mode"] = quote("kernel");
- add_metric(builder, kernel_time, "ceph_exporter_cpu_total", cpu_time_desc,
- "counter", cpu_total_labels);
- cpu_total_labels["mode"] = quote("user");
- add_metric(builder, user_time, "ceph_exporter_cpu_total", cpu_time_desc,
- "counter", cpu_total_labels);
- cpu_total_labels["mode"] = quote("idle");
- add_metric(builder, idle_time, "ceph_exporter_cpu_total", cpu_time_desc,
- "counter", cpu_total_labels);
- add_metric(builder, stat.vm_size, "ceph_exporter_vm_size",
- "Virtual memory used in a daemon", "gauge", labels);
- add_metric(builder, stat.resident_size, "ceph_exporter_resident_size",
- "Resident memory in a daemon", "gauge", labels);
- }
-}
-
-std::string DaemonMetricCollector::asok_request(AdminSocketClient &asok,
- std::string command,
- std::string daemon_name) {
- std::string request("{\"prefix\": \"" + command + "\"}");
- std::string response;
- std::string err = asok.do_request(request, &response);
- if (err.length() > 0 || response.substr(0, 5) == "ERROR") {
- dout(1) << "command " << command << "failed for daemon " << daemon_name
- << "with error: " << err << dendl;
- return "";
- }
- return response;
-}
-
-std::pair<labels_t, std::string>
-DaemonMetricCollector::get_labels_and_metric_name(std::string daemon_name,
- std::string metric_name) {
- std::string new_metric_name;
- labels_t labels;
- new_metric_name = metric_name;
- if (daemon_name.find("rgw") != std::string::npos) {
- std::string tmp = daemon_name.substr(16, std::string::npos);
- std::string::size_type pos = tmp.find('.');
- labels["instance_id"] = quote("rgw." + tmp.substr(0, pos));
- } else {
- labels["ceph_daemon"] = quote(daemon_name);
- if (daemon_name.find("rbd-mirror") != std::string::npos) {
- std::regex re(
- "^rbd_mirror_image_([^/]+)/(?:(?:([^/]+)/"
- ")?)(.*)\\.(replay(?:_bytes|_latency)?)$");
- std::smatch match;
- if (std::regex_search(daemon_name, match, re) == true) {
- new_metric_name = "ceph_rbd_mirror_image_" + match.str(4);
- labels["pool"] = quote(match.str(1));
- labels["namespace"] = quote(match.str(2));
- labels["image"] = quote(match.str(3));
- }
- }
- }
- return {labels, new_metric_name};
-}
-
-/*
-perf_values can be either a int/double or a json_object. Since
- json_value is a wrapper of both we use that class.
- */
-void DaemonMetricCollector::dump_asok_metric(json_object perf_info,
- json_value perf_values,
- std::string name,
- labels_t labels) {
- int64_t type = perf_info["type"].as_int64();
- std::string metric_type =
- boost_string_to_std(perf_info["metric_type"].as_string());
- std::string description =
- boost_string_to_std(perf_info["description"].as_string());
-
- if (type & PERFCOUNTER_LONGRUNAVG) {
- int64_t count = perf_values.as_object()["avgcount"].as_int64();
- add_metric(builder, count, name + "_count", description, metric_type,
- labels);
- json_value sum_value = perf_values.as_object()["sum"];
- add_double_or_int_metric(builder, sum_value, name + "_sum", description,
- metric_type, labels);
- } else if (type & PERFCOUNTER_TIME) {
- if (perf_values.is_int64()) {
- double value = perf_values.as_int64() / 1000000000.0f;
- add_metric(builder, value, name, description, metric_type, labels);
- } else if (perf_values.is_double()) {
- double value = perf_values.as_double() / 1000000000.0f;
- add_metric(builder, value, name, description, metric_type, labels);
- }
- } else {
- add_double_or_int_metric(builder, perf_values, name, description,
- metric_type, labels);
- }
-}
-
-void DaemonMetricCollector::update_sockets() {
- std::string sock_dir = g_conf().get_val<std::string>("exporter_sock_dir");
- clients.clear();
- std::filesystem::path sock_path = sock_dir;
- if (!std::filesystem::is_directory(sock_path.parent_path())) {
- dout(1) << "ERROR: No such directory exist" << sock_dir << dendl;
- return;
- }
- for (const auto &entry : std::filesystem::directory_iterator(sock_dir)) {
- if (entry.path().extension() == ".asok") {
- std::string daemon_socket_name = entry.path().filename().string();
- std::string daemon_name =
- daemon_socket_name.substr(0, daemon_socket_name.size() - 5);
- if (clients.find(daemon_name) == clients.end() &&
- !(daemon_name.find("mgr") != std::string::npos) &&
- !(daemon_name.find("ceph-exporter") != std::string::npos)) {
- AdminSocketClient sock(entry.path().string());
- clients.insert({daemon_name, std::move(sock)});
- }
- }
- }
-}
-
-void OrderedMetricsBuilder::add(std::string value, std::string name,
- std::string description, std::string mtype,
- labels_t labels) {
- if (metrics.find(name) == metrics.end()) {
- Metric metric(name, mtype, description);
- metrics[name] = std::move(metric);
- }
- Metric &metric = metrics[name];
- metric.add(labels, value);
-}
-
-std::string OrderedMetricsBuilder::dump() {
- for (auto &[name, metric] : metrics) {
- out += metric.dump() + "\n";
- }
- return out;
-}
-
-void UnorderedMetricsBuilder::add(std::string value, std::string name,
- std::string description, std::string mtype,
- labels_t labels) {
- Metric metric(name, mtype, description);
- metric.add(labels, value);
- out += metric.dump() + "\n\n";
-}
-
-std::string UnorderedMetricsBuilder::dump() { return out; }
-
-void Metric::add(labels_t labels, std::string value) {
- metric_entry entry;
- entry.labels = labels;
- entry.value = value;
- entries.push_back(entry);
-}
-
-std::string Metric::dump() {
- std::stringstream metric_ss;
- metric_ss << "# HELP " << name << " " << description << "\n";
- metric_ss << "# TYPE " << name << " " << mtype << "\n";
- for (auto &entry : entries) {
- std::stringstream labels_ss;
- size_t i = 0;
- for (auto &[label_name, label_value] : entry.labels) {
- labels_ss << label_name << "=" << label_value;
- if (i < entry.labels.size() - 1) {
- labels_ss << ",";
- }
- i++;
- }
- metric_ss << name << "{" << labels_ss.str() << "} " << entry.value;
- if (&entry != &entries.back()) {
- metric_ss << "\n";
- }
- }
- return metric_ss.str();
-}
-
-DaemonMetricCollector &collector_instance() {
- static DaemonMetricCollector instance;
- return instance;
-}
diff --git a/src/exporter/DaemonMetricCollector.h b/src/exporter/DaemonMetricCollector.h
deleted file mode 100644
index c823866..0000000
--- a/src/exporter/DaemonMetricCollector.h
+++ /dev/null
@@ -1,104 +0,0 @@
-#pragma once
-
-#include "common/admin_socket_client.h"
-#include <map>
-#include <string>
-#include <vector>
-
-#include <boost/asio.hpp>
-#include <boost/json/object.hpp>
-#include <filesystem>
-#include <map>
-#include <string>
-#include <vector>
-
-struct pstat {
- unsigned long utime;
- unsigned long stime;
- unsigned long minflt;
- unsigned long majflt;
- unsigned long start_time;
- int num_threads;
- unsigned long vm_size;
- int resident_size;
-};
-
-class MetricsBuilder;
-class OrderedMetricsBuilder;
-class UnorderedMetricsBuilder;
-class Metric;
-
-typedef std::map<std::string, std::string> labels_t;
-
-class DaemonMetricCollector {
-public:
- void main();
- std::string get_metrics();
-
-private:
- std::map<std::string, AdminSocketClient> clients;
- std::string metrics;
- std::mutex metrics_mutex;
- std::unique_ptr<MetricsBuilder> builder;
- void update_sockets();
- void request_loop(boost::asio::steady_timer &timer);
-
- void dump_asok_metrics();
- void dump_asok_metric(boost::json::object perf_info,
- boost::json::value perf_values, std::string name,
- labels_t labels);
- std::pair<labels_t, std::string>
- get_labels_and_metric_name(std::string daemon_name, std::string metric_name);
- void get_process_metrics(std::vector<std::pair<std::string, int>> daemon_pids);
- std::string asok_request(AdminSocketClient &asok, std::string command, std::string daemon_name);
-};
-
-class Metric {
-private:
- struct metric_entry {
- labels_t labels;
- std::string value;
- };
- std::string name;
- std::string mtype;
- std::string description;
- std::vector<metric_entry> entries;
-
-public:
- Metric(std::string name, std::string mtype, std::string description)
- : name(name), mtype(mtype), description(description) {}
- Metric(const Metric &) = default;
- Metric() = default;
- void add(labels_t labels, std::string value);
- std::string dump();
-};
-
-class MetricsBuilder {
-public:
- virtual ~MetricsBuilder() = default;
- virtual std::string dump() = 0;
- virtual void add(std::string value, std::string name, std::string description,
- std::string mtype, labels_t labels) = 0;
-
-protected:
- std::string out;
-};
-
-class OrderedMetricsBuilder : public MetricsBuilder {
-private:
- std::map<std::string, Metric> metrics;
-
-public:
- std::string dump();
- void add(std::string value, std::string name, std::string description,
- std::string mtype, labels_t labels);
-};
-
-class UnorderedMetricsBuilder : public MetricsBuilder {
-public:
- std::string dump();
- void add(std::string value, std::string name, std::string description,
- std::string mtype, labels_t labels);
-};
-
-DaemonMetricCollector &collector_instance();
diff --git a/src/exporter/ceph_exporter.cc b/src/exporter/ceph_exporter.cc
deleted file mode 100644
index 70650ff..0000000
--- a/src/exporter/ceph_exporter.cc
+++ /dev/null
@@ -1,65 +0,0 @@
-#include "common/ceph_argparse.h"
-#include "common/config.h"
-#include "exporter/DaemonMetricCollector.h"
-#include "exporter/http_server.h"
-#include "global/global_init.h"
-#include "global/global_context.h"
-
-#include <boost/thread/thread.hpp>
-#include <iostream>
-#include <map>
-#include <string>
-
-#define dout_context g_ceph_context
-
-static void usage() {
- std::cout << "usage: ceph-exporter [options]\n"
- << "options:\n"
- " --sock-dir: The path to ceph daemons socket files dir\n"
- " --addrs: Host ip address where exporter is deployed\n"
- " --port: Port to deploy exporter on. Default is 9926\n"
- " --prio-limit: Only perf counters greater than or equal to prio-limit are fetched. Default: 5\n"
- " --stats-period: Time to wait before sending requests again to exporter server (seconds). Default: 5s"
- << std::endl;
- generic_server_usage();
-}
-
-int main(int argc, char **argv) {
-
- auto args = argv_to_vec(argc, argv);
- if (args.empty()) {
- std::cerr << argv[0] << ": -h or --help for usage" << std::endl;
- exit(1);
- }
- if (ceph_argparse_need_usage(args)) {
- usage();
- exit(0);
- }
-
- auto cct = global_init(NULL, args, CEPH_ENTITY_TYPE_CLIENT,
- CODE_ENVIRONMENT_DAEMON, 0);
- std::string val;
- for (auto i = args.begin(); i != args.end();) {
- if (ceph_argparse_double_dash(args, i)) {
- break;
- } else if (ceph_argparse_witharg(args, i, &val, "--sock-dir", (char *)NULL)) {
- cct->_conf.set_val("exporter_sock_dir", val);
- } else if (ceph_argparse_witharg(args, i, &val, "--addrs", (char *)NULL)) {
- cct->_conf.set_val("exporter_addr", val);
- } else if (ceph_argparse_witharg(args, i, &val, "--port", (char *)NULL)) {
- cct->_conf.set_val("exporter_http_port", val);
- } else if (ceph_argparse_witharg(args, i, &val, "--prio-limit", (char *)NULL)) {
- cct->_conf.set_val("exporter_prio_limit", val);
- } else if (ceph_argparse_witharg(args, i, &val, "--stats-period", (char *)NULL)) {
- cct->_conf.set_val("exporter_stats_period", val);
- } else {
- ++i;
- }
- }
- common_init_finish(g_ceph_context);
-
- boost::thread server_thread(http_server_thread_entrypoint);
- DaemonMetricCollector &collector = collector_instance();
- collector.main();
- server_thread.join();
-}
diff --git a/src/exporter/http_server.cc b/src/exporter/http_server.cc
deleted file mode 100644
index 317d877..0000000
--- a/src/exporter/http_server.cc
+++ /dev/null
@@ -1,169 +0,0 @@
-#include "http_server.h"
-#include "common/debug.h"
-#include "common/hostname.h"
-#include "global/global_init.h"
-#include "global/global_context.h"
-#include "exporter/DaemonMetricCollector.h"
-
-#include <boost/asio.hpp>
-#include <boost/beast/core.hpp>
-#include <boost/beast/http.hpp>
-#include <boost/beast/version.hpp>
-#include <boost/thread/thread.hpp>
-#include <chrono>
-#include <cstdlib>
-#include <ctime>
-#include <iostream>
-#include <map>
-#include <memory>
-#include <string>
-
-#define dout_context g_ceph_context
-#define dout_subsys ceph_subsys_ceph_exporter
-
-namespace beast = boost::beast; // from <boost/beast.hpp>
-namespace http = beast::http; // from <boost/beast/http.hpp>
-namespace net = boost::asio; // from <boost/asio.hpp>
-using tcp = boost::asio::ip::tcp; // from <boost/asio/ip/tcp.hpp>
-
-class http_connection : public std::enable_shared_from_this<http_connection> {
-public:
- http_connection(tcp::socket socket) : socket_(std::move(socket)) {}
-
- // Initiate the asynchronous operations associated with the connection.
- void start() {
- read_request();
- check_deadline();
- }
-
-private:
- tcp::socket socket_;
- beast::flat_buffer buffer_{8192};
- http::request<http::dynamic_body> request_;
- http::response<http::string_body> response_;
-
- net::steady_timer deadline_{socket_.get_executor(), std::chrono::seconds(60)};
-
- // Asynchronously receive a complete request message.
- void read_request() {
- auto self = shared_from_this();
-
- http::async_read(socket_, buffer_, request_,
- [self](beast::error_code ec, std::size_t bytes_transferred) {
- boost::ignore_unused(bytes_transferred);
- if (ec) {
- dout(1) << "ERROR: " << ec.message() << dendl;
- return;
- }
- else {
- self->process_request();
- }
- });
- }
-
- // Determine what needs to be done with the request message.
- void process_request() {
- response_.version(request_.version());
- response_.keep_alive(request_.keep_alive());
-
- switch (request_.method()) {
- case http::verb::get:
- response_.result(http::status::ok);
- create_response();
- break;
-
- default:
- // We return responses indicating an error if
- // we do not recognize the request method.
- response_.result(http::status::method_not_allowed);
- response_.set(http::field::content_type, "text/plain");
- std::string body("Invalid request-method '" +
- std::string(request_.method_string()) + "'");
- response_.body() = body;
- break;
- }
-
- write_response();
- }
-
- // Construct a response message based on the program state.
- void create_response() {
- if (request_.target() == "/") {
- response_.set(http::field::content_type, "text/html; charset=utf-8");
- std::string body("<html>\n"
- "<head><title>Ceph Exporter</title></head>\n"
- "<body>\n"
- "<h1>Ceph Exporter</h1>\n"
- "<p><a href='/metrics'>Metrics</a></p>"
- "</body>\n"
- "</html>\n");
- response_.body() = body;
- } else if (request_.target() == "/metrics") {
- response_.set(http::field::content_type, "text/plain; charset=utf-8");
- DaemonMetricCollector &collector = collector_instance();
- std::string metrics = collector.get_metrics();
- response_.body() = metrics;
- } else {
- response_.result(http::status::method_not_allowed);
- response_.set(http::field::content_type, "text/plain");
- response_.body() = "File not found \n";
- }
- }
-
- // Asynchronously transmit the response message.
- void write_response() {
- auto self = shared_from_this();
-
- response_.prepare_payload();
-
- http::async_write(socket_, response_,
- [self](beast::error_code ec, std::size_t) {
- self->socket_.shutdown(tcp::socket::shutdown_send, ec);
- self->deadline_.cancel();
- if (ec) {
- dout(1) << "ERROR: " << ec.message() << dendl;
- return;
- }
- });
- }
-
- // Check whether we have spent enough time on this connection.
- void check_deadline() {
- auto self = shared_from_this();
-
- deadline_.async_wait([self](beast::error_code ec) {
- if (!ec) {
- // Close socket to cancel any outstanding operation.
- self->socket_.close(ec);
- }
- });
- }
-};
-
-// "Loop" forever accepting new connections.
-void http_server(tcp::acceptor &acceptor, tcp::socket &socket) {
- acceptor.async_accept(socket, [&](beast::error_code ec) {
- if (!ec)
- std::make_shared<http_connection>(std::move(socket))->start();
- http_server(acceptor, socket);
- });
-}
-
-void http_server_thread_entrypoint() {
- try {
- std::string exporter_addr = g_conf().get_val<std::string>("exporter_addr");
- auto const address = net::ip::make_address(exporter_addr);
- unsigned short port = g_conf().get_val<int64_t>("exporter_http_port");
-
- net::io_context ioc{1};
-
- tcp::acceptor acceptor{ioc, {address, port}};
- tcp::socket socket{ioc};
- http_server(acceptor, socket);
- dout(1) << "Http server running on " << exporter_addr << ":" << port << dendl;
- ioc.run();
- } catch (std::exception const &e) {
- dout(1) << "Error: " << e.what() << dendl;
- exit(EXIT_FAILURE);
- }
-}
diff --git a/src/exporter/http_server.h b/src/exporter/http_server.h
deleted file mode 100644
index 0d0502f..0000000
--- a/src/exporter/http_server.h
+++ /dev/null
@@ -1,5 +0,0 @@
-#pragma once
-
-#include <string>
-
-void http_server_thread_entrypoint();
diff --git a/src/exporter/util.cc b/src/exporter/util.cc
deleted file mode 100644
index 0ae190c..0000000
--- a/src/exporter/util.cc
+++ /dev/null
@@ -1,48 +0,0 @@
-#include "util.h"
-#include "common/debug.h"
-#include <boost/algorithm/string/classification.hpp>
-#include <cctype>
-#include <chrono>
-#include <fstream>
-#include <iostream>
-#include <sstream>
-
-#define dout_context g_ceph_context
-#define dout_subsys ceph_subsys_ceph_exporter
-
-BlockTimer::BlockTimer(std::string file, std::string function)
- : file(file), function(function), stopped(false) {
- t1 = std::chrono::high_resolution_clock::now();
-}
-BlockTimer::~BlockTimer() {
- dout(20) << file << ":" << function << ": " << ms.count() << "ms" << dendl;
-}
-
-// useful with stop
-double BlockTimer::get_ms() {
- return ms.count();
-}
-
-// Manually stop the timer as you might want to get the time
-void BlockTimer::stop() {
- if (!stopped) {
- stopped = true;
- t2 = std::chrono::high_resolution_clock::now();
- ms = t2 - t1;
- }
-}
-
-bool string_is_digit(std::string s) {
- size_t i = 0;
- while (std::isdigit(s[i]) && i < s.size()) {
- i++;
- }
- return i >= s.size();
-}
-
-std::string read_file_to_string(std::string path) {
- std::ifstream is(path);
- std::stringstream buffer;
- buffer << is.rdbuf();
- return buffer.str();
-}
diff --git a/src/exporter/util.h b/src/exporter/util.h
deleted file mode 100644
index b1fb83a..0000000
--- a/src/exporter/util.h
+++ /dev/null
@@ -1,22 +0,0 @@
-#include "common/hostname.h"
-#include <chrono>
-#include <string>
-
-#define TIMED_FUNCTION() BlockTimer timer(__FILE__, __FUNCTION__)
-
-class BlockTimer {
- public:
- BlockTimer(std::string file, std::string function);
- ~BlockTimer();
- void stop();
- double get_ms();
- private:
- std::chrono::duration<double, std::milli> ms;
- std::string file, function;
- bool stopped;
- std::chrono::time_point<std::chrono::high_resolution_clock> t1, t2;
-};
-
-bool string_is_digit(std::string s);
-std::string read_file_to_string(std::string path);
-std::string get_hostname(std::string path);
