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ngx_google_perftools_module

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This commit is contained in:
Igor Sysoev 2008-03-18 10:36:27 +00:00
parent 8da1fa935f
commit 85dd8fc5b6
7 changed files with 211 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
auto/lib/conf
View File

@ -42,3 +42,7 @@ fi
if [ $USE_PERL = YES ]; then
. auto/lib/perl/conf
fi
if [ $NGX_GOOGLE_PERFTOOLS = YES ]; then
. auto/lib/google-perftools/conf
fi

33
auto/lib/google-perftools/conf Normal file
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@ -0,0 +1,33 @@
# Copyright (C) Igor Sysoev
ngx_feature="Google perftools"
ngx_feature_name=
ngx_feature_run=no
ngx_feature_incs=
ngx_feature_path=
ngx_feature_libs="-lprofiler"
ngx_feature_test="ProfilerStop()"
. auto/feature
if [ $ngx_found = no ]; then
# FreeBSD port
ngx_feature="Google perftools in /usr/local/"
if [ $NGX_RPATH = YES ]; then
ngx_feature_libs="-R/usr/local/lib -L/usr/local/lib -lprofiler"
else
ngx_feature_libs="-L/usr/local/lib -lprofiler"
fi
. auto/feature
fi
if [ $ngx_found = yes ]; then
CORE_LIBS="$CORE_LIBS $ngx_feature_libs"
fi

32
auto/make
View File

@ -6,7 +6,8 @@ mkdir -p $NGX_OBJS/src/core $NGX_OBJS/src/event $NGX_OBJS/src/event/modules \
$NGX_OBJS/src/os/unix $NGX_OBJS/src/os/win32 \
$NGX_OBJS/src/http $NGX_OBJS/src/http/modules \
$NGX_OBJS/src/http/modules/perl \
$NGX_OBJS/src/mail
$NGX_OBJS/src/mail \
$NGX_OBJS/src/misc
ngx_objs_dir=$NGX_OBJS$ngx_regex_dirsep
@ -127,6 +128,9 @@ END
fi
ngx_all_srcs="$ngx_all_srcs $NGX_MISC_SRCS"
if test -n "$NGX_ADDON_SRCS"; then
cat << END >> $NGX_MAKEFILE
@ -309,6 +313,32 @@ END
fi
# the misc sources
if test -n "$NGX_MISC_SRCS"; then
ngx_cc="\$(CC) $ngx_compile_opt \$(CFLAGS) $ngx_use_pch \$(ALL_INCS)"
for ngx_src in $NGX_MISC_SRCS
do
ngx_src=`echo $ngx_src | sed -e "s/\//$ngx_regex_dirsep/g"`
ngx_obj=`echo $ngx_src \
| sed -e "s#^\(.*\.\)cpp\\$#$ngx_objs_dir\1$ngx_objext#g" \
-e "s#^\(.*\.\)cc\\$#$ngx_objs_dir\1$ngx_objext#g" \
-e "s#^\(.*\.\)c\\$#$ngx_objs_dir\1$ngx_objext#g" \
-e "s#^\(.*\.\)S\\$#$ngx_objs_dir\1$ngx_objext#g"`
cat << END >> $NGX_MAKEFILE
$ngx_obj: \$(CORE_DEPS) $ngx_cont$ngx_src
$ngx_cc$ngx_tab$ngx_objout$ngx_obj$ngx_tab$ngx_src$NGX_AUX
END
done
fi
# the addons sources
if test -n "$NGX_ADDON_SRCS"; then

6
auto/modules
View File

@ -375,6 +375,12 @@ if [ $MAIL = YES ]; then
fi
if [ $NGX_GOOGLE_PERFTOOLS = YES ]; then
modules="$modules $NGX_GOOGLE_PERFTOOLS_MODULE"
NGX_MISC_SRCS="$NGX_MISC_SRCS $NGX_GOOGLE_PERFTOOLS_SRCS"
fi
cat << END > $NGX_MODULES_C
#include <ngx_config.h>

6
auto/options
View File

@ -115,6 +115,8 @@ ZLIB_ASM=NO
USE_PERL=NO
NGX_PERL=perl
NGX_GOOGLE_PERFTOOLS=NO
NGX_CPU_CACHE_LINE=
@ -201,6 +203,8 @@ do
--without-mail_imap_module) MAIL_IMAP=NO ;;
--without-mail_smtp_module) MAIL_SMTP=NO ;;
--with-google_perftools_module) NGX_GOOGLE_PERFTOOLS=YES ;;
--add-module=*) NGX_ADDONS="$NGX_ADDONS $value" ;;
--with-cc=*) CC="$value" ;;
@ -317,6 +321,8 @@ cat << END
--without-mail_imap_module disable ngx_mail_imap_module
--without-mail_smtp_module disable ngx_mail_smtp_module
--with-google_perftools_module enable ngx_google_perftools_module
--add-module=PATH enable an external module
--with-cc=PATH set path to C compiler

4
auto/sources
View File

@ -460,3 +460,7 @@ MAIL_AUTH_HTTP_SRCS="src/mail/ngx_mail_auth_http_module.c"
MAIL_PROXY_MODULE="ngx_mail_proxy_module"
MAIL_PROXY_SRCS="src/mail/ngx_mail_proxy_module.c"
NGX_GOOGLE_PERFTOOLS_MODULE=ngx_google_perftools_module
NGX_GOOGLE_PERFTOOLS_SRCS=src/misc/ngx_google_perftools_module.c

127
src/misc/ngx_google_perftools_module.c Normal file
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@ -0,0 +1,127 @@
/*
* Copyright (C) Igor Sysoev
*/
#include <ngx_config.h>
#include <ngx_core.h>
/*
* declare Profiler here interface because
* <google/profiler.h> is C++ header file
*/
int ProfilerStart(u_char* fname);
void ProfilerStop(void);
void ProfilerRegisterThread(void);
static void *ngx_google_perftools_create_conf(ngx_cycle_t *cycle);
static ngx_int_t ngx_google_perftools_worker(ngx_cycle_t *cycle);
typedef struct {
ngx_str_t profiles;
} ngx_google_perftools_conf_t;
static ngx_command_t ngx_google_perftools_commands[] = {
{ ngx_string("google_perftools_profiles"),
NGX_MAIN_CONF|NGX_DIRECT_CONF|NGX_CONF_TAKE1,
ngx_conf_set_str_slot,
0,
offsetof(ngx_google_perftools_conf_t, profiles),
NULL },
ngx_null_command
};
static ngx_core_module_t ngx_google_perftools_module_ctx = {
ngx_string("google_perftools"),
ngx_google_perftools_create_conf,
NULL
};
ngx_module_t ngx_google_perftools_module = {
NGX_MODULE_V1,
&ngx_google_perftools_module_ctx, /* module context */
ngx_google_perftools_commands, /* module directives */
NGX_CORE_MODULE, /* module type */
NULL, /* init master */
NULL, /* init module */
ngx_google_perftools_worker, /* init process */
NULL, /* init thread */
NULL, /* exit thread */
NULL, /* exit process */
NULL, /* exit master */
NGX_MODULE_V1_PADDING
};
static void *
ngx_google_perftools_create_conf(ngx_cycle_t *cycle)
{
ngx_google_perftools_conf_t *gptcf;
gptcf = ngx_pcalloc(cycle->pool, sizeof(ngx_google_perftools_conf_t));
if (gptcf == NULL) {
return NULL;
}
/*
* set by pcalloc()
*
* gptcf->profiles = { 0, NULL };
*/
return gptcf;
}
static ngx_int_t
ngx_google_perftools_worker(ngx_cycle_t *cycle)
{
u_char *profile;
ngx_google_perftools_conf_t *gptcf;
gptcf = (ngx_google_perftools_conf_t *)
ngx_get_conf(cycle->conf_ctx, ngx_google_perftools_module);
if (gptcf->profiles.len == 0) {
return NGX_OK;
}
profile = ngx_alloc(gptcf->profiles.len + NGX_INT_T_LEN + 2, cycle->log);
if (profile == NULL) {
return NGX_OK;
}
if (getenv("CPUPROFILE")) {
/* disable inherited Profiler enabled in master process */
ProfilerStop();
}
ngx_sprintf(profile, "%V.%d%Z", &gptcf->profiles, ngx_pid);
if (ProfilerStart(profile)) {
/* start ITIMER_PROF timer */
ProfilerRegisterThread();
} else {
ngx_log_error(NGX_LOG_CRIT, cycle->log, ngx_errno,
"ProfilerStart(%s) failed", profile);
}
ngx_free(profile);
return NGX_OK;
}
/* ProfilerStop() is called on Profiler destruction */