diff options
Diffstat (limited to 'httpd-2.4.3-mod_systemd.patch')
| -rw-r--r-- | httpd-2.4.3-mod_systemd.patch | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/httpd-2.4.3-mod_systemd.patch b/httpd-2.4.3-mod_systemd.patch new file mode 100644 index 0000000..3b279b6 --- /dev/null +++ b/httpd-2.4.3-mod_systemd.patch @@ -0,0 +1,175 @@ +diff --git a/modules/arch/unix/mod_systemd.c b/modules/arch/unix/mod_systemd.c +new file mode 100644 +index 0000000..40dca79 +--- /dev/null ++++ b/modules/arch/unix/mod_systemd.c +@@ -0,0 +1,145 @@ ++/* Licensed to the Apache Software Foundation (ASF) under one or more ++ * contributor license agreements. See the NOTICE file distributed with ++ * this work for additional information regarding copyright ownership. ++ * The ASF licenses this file to You under the Apache License, Version 2.0 ++ * (the "License"); you may not use this file except in compliance with ++ * the License. You may obtain a copy of the License at ++ * ++ * http://www.apache.org/licenses/LICENSE-2.0 ++ * ++ * Unless required by applicable law or agreed to in writing, software ++ * distributed under the License is distributed on an "AS IS" BASIS, ++ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. ++ * See the License for the specific language governing permissions and ++ * limitations under the License. ++ * ++ */ ++ ++#include <stdint.h> ++#include <ap_config.h> ++#include "ap_mpm.h" ++#include <http_core.h> ++#include <http_log.h> ++#include <apr_version.h> ++#include <apr_pools.h> ++#include <apr_strings.h> ++#include "unixd.h" ++#include "scoreboard.h" ++#include "mpm_common.h" ++ ++#include "systemd/sd-daemon.h" ++ ++#if APR_HAVE_UNISTD_H ++#include <unistd.h> ++#endif ++ ++#define KBYTE 1024 ++ ++static pid_t pid; /* PID of the main httpd instance */ ++static int server_limit, thread_limit, threads_per_child, max_servers; ++static time_t last_update_time; ++static unsigned long last_update_access; ++static unsigned long last_update_kbytes; ++ ++static int systemd_post_config(apr_pool_t *p, apr_pool_t *plog, ++ apr_pool_t *ptemp, server_rec *s) ++{ ++ int rv; ++ last_update_time = time(0); ++ ++ ap_mpm_query(AP_MPMQ_HARD_LIMIT_THREADS, &thread_limit); ++ ap_mpm_query(AP_MPMQ_HARD_LIMIT_DAEMONS, &server_limit); ++ ap_mpm_query(AP_MPMQ_MAX_THREADS, &threads_per_child); ++ /* work around buggy MPMs */ ++ if (threads_per_child == 0) ++ threads_per_child = 1; ++ ap_mpm_query(AP_MPMQ_MAX_DAEMONS, &max_servers); ++ ++ /* For every MPM, there is already the main process ready in ++ * AP_SQ_MS_CREATE_CONFIG state. */ ++ if (pid == 0 && ap_state_query(AP_SQ_MAIN_STATE) == AP_SQ_MS_CREATE_CONFIG) ++ { ++ pid = getpid(); ++ ++ rv = sd_notifyf(0, "READY=1\n" ++ "STATUS=Processing requests...\n" ++ "MAINPID=%lu", ++ (unsigned long) pid); ++ if (rv < 0) ++ { ++ ap_log_error(APLOG_MARK, APLOG_ERR, 0, s, APLOGNO(00000) ++ "sd_notifyf returned an error %d", rv); ++ } ++ } ++ return OK; ++} ++ ++static int systemd_monitor(apr_pool_t *p, server_rec *s) { ++ int i, j, res, rv; ++ process_score *ps_record; ++ worker_score *ws_record; ++ unsigned long access = 0; ++ unsigned long bytes = 0; ++ unsigned long kbytes = 0; ++ ++ time_t now = time(0); ++ time_t elapsed = now - last_update_time; ++ ++ for (i = 0; i < server_limit; ++i) { ++ ps_record = ap_get_scoreboard_process(i); ++ for (j = 0; j < thread_limit; ++j) { ++ ws_record = ap_get_scoreboard_worker_from_indexes(i, j); ++ if (ap_extended_status && !ps_record->quiescing && ps_record->pid) { ++ res = ws_record->status; ++ if (ws_record->access_count != 0 || ++ (res != SERVER_READY && res != SERVER_DEAD)) { ++ access += ws_record->access_count; ++ bytes += ws_record->bytes_served; ++ if (bytes >= KBYTE) { ++ kbytes += (bytes >> 10); ++ bytes = bytes & 0x3ff; ++ } ++ } ++ } ++ } ++ } ++ ++ char bps[5]; ++ apr_strfsize((unsigned long)(KBYTE *(float) (kbytes - last_update_kbytes) ++ / (float) elapsed), bps); ++ ++ rv = sd_notifyf(0, "READY=1\n" ++ "STATUS=Total requests: %lu; Current requests/sec: %.3g; " ++ "Current traffic: %sB/sec\n", access, ++ ((float)access - last_update_access) / (float) elapsed, bps); ++ if (rv < 0) ++ { ++ ap_log_error(APLOG_MARK, APLOG_ERR, 0, s, APLOGNO(00000) ++ "sd_notifyf returned an error %d", rv); ++ } ++ ++ last_update_access = access; ++ last_update_kbytes = kbytes; ++ last_update_time = now; ++ ++ return DECLINED; ++} ++ ++static void systemd_register_hooks(apr_pool_t *p) ++{ ++ /* We know the PID in this hook ... */ ++ ap_hook_post_config(systemd_post_config, NULL, NULL, APR_HOOK_LAST); ++ /* Used to update httpd's status line using sd_notifyf */ ++ ap_hook_monitor(systemd_monitor, NULL, NULL, APR_HOOK_MIDDLE); ++} ++ ++module AP_MODULE_DECLARE_DATA systemd_module = ++{ ++ STANDARD20_MODULE_STUFF, ++ NULL, ++ NULL, ++ NULL, ++ NULL, ++ NULL, ++ systemd_register_hooks, ++}; +diff --git a/modules/arch/unix/config5.m4 b/modules/arch/unix/config5.m4 +index 77027a8..4fd9799 100644 +--- a/modules/arch/unix/config5.m4 ++++ b/modules/arch/unix/config5.m4 +@@ -18,6 +18,19 @@ APACHE_MODULE(privileges, Per-virtualhost Unix UserIDs and enhanced security for + fi + ]) + ++ ++APACHE_MODULE(systemd, Systemd support, , , $unixd_mods_enabled, [ ++ AC_CHECK_LIB(systemd-daemon, sd_notify, SYSTEMD_LIBS="-lsystemd-daemon") ++ AC_CHECK_HEADERS(systemd/sd-daemon.h, [ap_HAVE_SD_DAEMON_H="yes"], [ap_HAVE_SD_DAEMON_H="no"]) ++ if test $ap_HAVE_SD_DAEMON_H = "no" || test -z "${LUA_LIBS}"; then ++ AC_MSG_WARN([Your system does not support systemd.]) ++ enable_systemd="no" ++ else ++ APR_ADDTO(MOD_SYSTEMD_LDADD, [$SYSTEMD_LIBS]) ++ enable_systemd="yes" ++ fi ++]) ++ + APR_ADDTO(INCLUDES, [-I\$(top_srcdir)/$modpath_current]) + + APACHE_MODPATH_FINISH |