File httpd-2.4.3-mod_systemd.patch of Package apache2

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File httpd-2.4.3-mod_systemd.patch of Package apache2 (Revision 9d67fcccfe3bfbf9a81d1e9beb825bd4)

Currently displaying revision 9d67fcccfe3bfbf9a81d1e9beb825bd4 , Show latest

--- httpd-2.4.11.orig/modules/arch/unix/config5.m4
+++ httpd-2.4.11/modules/arch/unix/config5.m4
@@ -18,6 +18,12 @@ APACHE_MODULE(privileges, Per-virtualhos
   fi
 ])
 
+
+APACHE_MODULE(systemd, Systemd support, , , $unixd_mods_enabled, [
+    PKG_CHECK_MODULES([SYSTEMD], [libsystemd-daemon])
+    APR_ADDTO(MOD_SYSTEMD_LDADD, [$SYSTEMD_LIBS])
+])
+
 APR_ADDTO(INCLUDES, [-I\$(top_srcdir)/$modpath_current])
 
 APACHE_MODPATH_FINISH
--- /dev/null
+++ httpd-2.4.11/modules/arch/unix/mod_systemd.c
@@ -0,0 +1,138 @@
+/* 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_pre_mpm(apr_pool_t *p, ap_scoreboard_e sb_type)
+{
+    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);
+
+    pid = getpid();
+    
+    rv = sd_notifyf(0, "READY=1\n"
+                    "STATUS=Processing requests...\n"
+                    "MAINPID=%lu",
+                    (unsigned long) pid);
+    if (rv < 0) {
+        ap_log_perror(APLOG_MARK, APLOG_ERR, 0, p, 
+                     "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;
+    char bps[5];
+    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;
+                    }
+                }
+            }
+        }
+    }
+
+    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_pre_mpm(systemd_pre_mpm, 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,
+};
--- httpd-2.4.11.orig/configure.in
+++ httpd-2.4.11/configure.in
@@ -77,6 +77,7 @@ dnl shared library support for these pac
 dnl work on some platforms
 
 AC_CANONICAL_SYSTEM
+PKG_PROG_PKG_CONFIG
 
 orig_prefix="$prefix"

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File httpd-2.4.3-mod_systemd.patch of Package apache2 (Revision 9d67fcccfe3bfbf9a81d1e9beb825bd4)

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