[nginx] Removed the prototype mysql module.

Ruslan Ermilov ru at nginx.com
Thu Mar 31 19:33:54 UTC 2016


details:   http://hg.nginx.org/nginx/rev/4b420f9c4c5d
branches:  
changeset: 6484:4b420f9c4c5d
user:      Ruslan Ermilov <ru at nginx.com>
date:      Thu Mar 31 22:33:26 2016 +0300
description:
Removed the prototype mysql module.

diffstat:

 contrib/vim/syntax/nginx.vim    |    2 +-
 misc/GNUmakefile                |    2 -
 src/core/ngx_log.c              |    2 +-
 src/core/ngx_log.h              |    3 +-
 src/mysql/config                |   13 -
 src/mysql/ngx_http_mysql_test.c |  204 -----------------
 src/mysql/ngx_mysql.c           |  465 ----------------------------------------
 src/mysql/ngx_mysql.h           |   85 -------
 8 files changed, 3 insertions(+), 773 deletions(-)

diffs (839 lines):

diff -r 3a50ccd94333 -r 4b420f9c4c5d contrib/vim/syntax/nginx.vim
--- a/contrib/vim/syntax/nginx.vim	Thu Mar 31 22:00:33 2016 +0300
+++ b/contrib/vim/syntax/nginx.vim	Thu Mar 31 22:33:26 2016 +0300
@@ -57,6 +57,7 @@ syn keyword ngxDirectiveError post_actio
 syn keyword ngxDirectiveDeprecated connections
 syn keyword ngxDirectiveDeprecated imap
 syn keyword ngxDirectiveDeprecated limit_zone
+syn keyword ngxDirectiveDeprecated mysql_test
 syn keyword ngxDirectiveDeprecated open_file_cache_retest
 syn keyword ngxDirectiveDeprecated optimize_server_names
 syn keyword ngxDirectiveDeprecated satisfy_any
@@ -246,7 +247,6 @@ syn keyword ngxDirective mp4_max_buffer_
 syn keyword ngxDirective msie_padding
 syn keyword ngxDirective msie_refresh
 syn keyword ngxDirective multi_accept
-syn keyword ngxDirective mysql_test
 syn keyword ngxDirective open_file_cache
 syn keyword ngxDirective open_file_cache_errors
 syn keyword ngxDirective open_file_cache_events
diff -r 3a50ccd94333 -r 4b420f9c4c5d misc/GNUmakefile
--- a/misc/GNUmakefile	Thu Mar 31 22:00:33 2016 +0300
+++ b/misc/GNUmakefile	Thu Mar 31 22:33:26 2016 +0300
@@ -20,8 +20,6 @@ release: export
 	rm $(TEMP)/$(NGINX)/src/event/modules/ngx_iocp_module.*
 	rm -r $(TEMP)/$(NGINX)/src/os/win32
 
-	rm -r $(TEMP)/$(NGINX)/src/mysql
-
 	mv $(TEMP)/$(NGINX)/docs/text/LICENSE $(TEMP)/$(NGINX)
 	mv $(TEMP)/$(NGINX)/docs/text/README $(TEMP)/$(NGINX)
 	mv $(TEMP)/$(NGINX)/docs/html $(TEMP)/$(NGINX)
diff -r 3a50ccd94333 -r 4b420f9c4c5d src/core/ngx_log.c
--- a/src/core/ngx_log.c	Thu Mar 31 22:00:33 2016 +0300
+++ b/src/core/ngx_log.c	Thu Mar 31 22:33:26 2016 +0300
@@ -86,7 +86,7 @@ static ngx_str_t err_levels[] = {
 
 static const char *debug_levels[] = {
     "debug_core", "debug_alloc", "debug_mutex", "debug_event",
-    "debug_http", "debug_mail", "debug_mysql", "debug_stream"
+    "debug_http", "debug_mail", "debug_stream"
 };
 
 
diff -r 3a50ccd94333 -r 4b420f9c4c5d src/core/ngx_log.h
--- a/src/core/ngx_log.h	Thu Mar 31 22:00:33 2016 +0300
+++ b/src/core/ngx_log.h	Thu Mar 31 22:33:26 2016 +0300
@@ -29,8 +29,7 @@
 #define NGX_LOG_DEBUG_EVENT       0x080
 #define NGX_LOG_DEBUG_HTTP        0x100
 #define NGX_LOG_DEBUG_MAIL        0x200
-#define NGX_LOG_DEBUG_MYSQL       0x400
-#define NGX_LOG_DEBUG_STREAM      0x800
+#define NGX_LOG_DEBUG_STREAM      0x400
 
 /*
  * do not forget to update debug_levels[] in src/core/ngx_log.c
diff -r 3a50ccd94333 -r 4b420f9c4c5d src/mysql/config
--- a/src/mysql/config	Thu Mar 31 22:00:33 2016 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,13 +0,0 @@
-
-ngx_addon_name=ngx_mysql
-
-HTTP_MODULES="$HTTP_MODULES ngx_http_mysql_test_module"
-
-HTTP_INCS="$HTTP_INCS $ngx_addon_dir"
-HTTP_DEPS="$HTTP_DEPS $ngx_addon_dir/ngx_mysql.h"
-#CORE_LIBS="$CORE_LIBS -lmd"
-
-USE_SHA1=YES
-
-NGX_ADDON_SRCS="$NGX_ADDON_SRCS $ngx_addon_dir/ngx_mysql.c"
-NGX_ADDON_SRCS="$NGX_ADDON_SRCS $ngx_addon_dir/ngx_http_mysql_test.c"
diff -r 3a50ccd94333 -r 4b420f9c4c5d src/mysql/ngx_http_mysql_test.c
--- a/src/mysql/ngx_http_mysql_test.c	Thu Mar 31 22:00:33 2016 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,204 +0,0 @@
-
-/*
- * Copyright (C) Igor Sysoev
- * Copyright (C) Nginx, Inc.
- */
-
-#include <ngx_config.h>
-#include <ngx_core.h>
-#include <ngx_mysql.h>
-#include <ngx_http.h>
-
-
-typedef struct {
-    ngx_addr_t  *peers;
-    ngx_uint_t   npeers;
-} ngx_http_mysql_test_conf_t;
-
-
-static void ngx_http_mysql_auth(ngx_mysql_t *m);
-static void ngx_http_mysql_done(ngx_mysql_t *m);
-static void *ngx_http_mysql_test_create_loc_conf(ngx_conf_t *cf);
-static char *ngx_http_mysql_test(ngx_conf_t *cf, ngx_command_t *cmd,
-    void *conf);
-
-static ngx_command_t  ngx_http_mysql_test_commands[] = {
-
-    { ngx_string("mysql_test"),
-      NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
-      ngx_http_mysql_test,
-      NGX_HTTP_LOC_CONF_OFFSET,
-      0,
-      NULL },
-
-      ngx_null_command
-};
-
-
-static ngx_http_module_t  ngx_http_mysql_test_module_ctx = {
-    NULL,                          /* preconfiguration */
-    NULL,                          /* postconfiguration */
-
-    NULL,                          /* create main configuration */
-    NULL,                          /* init main configuration */
-
-    NULL,                          /* create server configuration */
-    NULL,                          /* merge server configuration */
-
-    ngx_http_mysql_test_create_loc_conf,  /* create location configuration */
-    NULL                           /* merge location configuration */
-};
-
-
-ngx_module_t  ngx_http_mysql_test_module = {
-    NGX_MODULE_V1,
-    &ngx_http_mysql_test_module_ctx, /* module context */
-    ngx_http_mysql_test_commands,   /* module directives */
-    NGX_HTTP_MODULE,               /* module type */
-    NULL,                          /* init master */
-    NULL,                          /* init module */
-    NULL,                          /* init process */
-    NULL,                          /* init thread */
-    NULL,                          /* exit thread */
-    NULL,                          /* exit process */
-    NULL,                          /* exit master */
-    NGX_MODULE_V1_PADDING
-};
-
-
-static ngx_str_t  ngx_mysql_login = ngx_string("root");
-static ngx_str_t  ngx_mysql_passwd = ngx_string("tp");
-static ngx_str_t  ngx_mysql_database = ngx_string("mysql");
-static ngx_str_t  ngx_mysql_command_query =
-    ngx_string("select * from user");
-
-
-static ngx_int_t
-ngx_http_mysql_test_handler(ngx_http_request_t *r)
-{
-    ngx_int_t                    rc;
-    ngx_mysql_t                 *m;
-    ngx_http_mysql_test_conf_t  *mtcf;
-
-    mtcf = ngx_http_get_module_loc_conf(r, ngx_http_mysql_test_module);
-
-    m = ngx_pcalloc(r->pool, sizeof(ngx_mysql_t));
-
-    if (m == NULL) {
-        return NGX_HTTP_INTERNAL_SERVER_ERROR;
-    }
-
-    m->pool = r->pool;
-    m->handler = ngx_http_mysql_auth;
-    m->data = r;
-
-    m->login = &ngx_mysql_login;
-    m->passwd = &ngx_mysql_passwd;
-    m->database = &ngx_mysql_database;
-
-    /* STUB */
-    m->peer.sockaddr = mtcf->peers[0].sockaddr;
-    m->peer.socklen = mtcf->peers[0].socklen;
-    m->peer.name = &mtcf->peers[0].name;
-    m->peer.tries = mtcf->npeers;
-    m->peer.get = ngx_event_get_peer;
-    /**/
-    m->peer.log = r->connection->log;
-    m->peer.log_error = NGX_ERROR_ERR;
-
-    rc = ngx_mysql_connect(m);
-
-    if (rc == NGX_OK || rc == NGX_AGAIN) {
-        return NGX_DONE;
-    }
-
-    return NGX_HTTP_INTERNAL_SERVER_ERROR;
-}
-
-
-static void
-ngx_http_mysql_auth(ngx_mysql_t *m)
-{
-    ngx_http_request_t  *r;
-
-    r = m->data;
-
-    if (m->state != NGX_OK) {
-        ngx_http_finalize_request(r, NGX_HTTP_NO_CONTENT);
-        return;
-    }
-
-    m->query.len = NGX_MYSQL_CMDPKT_LEN + ngx_mysql_command_query.len;
-
-    m->query.data = ngx_pnalloc(r->pool, m->query.len);
-    if (m->query.data == NULL) {
-        ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
-        return;
-    }
-
-    ngx_memcpy(m->query.data + NGX_MYSQL_CMDPKT_LEN,
-               ngx_mysql_command_query.data, ngx_mysql_command_query.len);
-
-    m->handler = ngx_http_mysql_done;
-
-    ngx_mysql_query(m);
-}
-
-
-static void
-ngx_http_mysql_done(ngx_mysql_t *m)
-{
-    ngx_http_request_t  *r;
-
-    r = m->data;
-
-    ngx_http_finalize_request(r, NGX_HTTP_NO_CONTENT);
-}
-
-
-static void *
-ngx_http_mysql_test_create_loc_conf(ngx_conf_t *cf)
-{
-    ngx_http_mysql_test_conf_t  *conf;
-
-    conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_mysql_test_conf_t));
-    if (conf == NULL) {
-        return NGX_CONF_ERROR;
-    }
-
-    return conf;
-}
-
-static char *
-ngx_http_mysql_test(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
-{
-    ngx_http_mysql_test_conf_t  *mtcf = conf;
-
-    ngx_str_t                 *value;
-    ngx_url_t                  u;
-    ngx_http_core_loc_conf_t  *clcf;
-
-    clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module);
-    clcf->handler = ngx_http_mysql_test_handler;
-
-    value = cf->args->elts;
-
-    ngx_memzero(&u, sizeof(ngx_url_t));
-
-    u.url = value[1];
-    u.default_port = 3306;
-
-    if (ngx_parse_url(cf->pool, &u) != NGX_OK) {
-        if (u.err) {
-            ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
-                               "%s in upstream \"%V\"", u.err, &u.url);
-        }
-
-        return NGX_CONF_ERROR;
-    }
-
-    mtcf->peers = u.addrs;
-    mtcf->npeers = u.naddrs;
-
-    return NGX_CONF_OK;
-}
diff -r 3a50ccd94333 -r 4b420f9c4c5d src/mysql/ngx_mysql.c
--- a/src/mysql/ngx_mysql.c	Thu Mar 31 22:00:33 2016 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,465 +0,0 @@
-
-/*
- * Copyright (C) Igor Sysoev
- * Copyright (C) Nginx, Inc.
- */
-
-
-/* the library supports the subset of the MySQL 4.1+ protocol (version 10) */
-
-
-#include <ngx_config.h>
-#include <ngx_core.h>
-#include <ngx_event.h>
-#include <ngx_event_connect.h>
-#include <ngx_mysql.h>
-#include <ngx_sha1.h>
-
-
-#define NGX_MYSQL_LONG_PASSWORD       0x0001
-#define NGX_MYSQL_CONNECT_WITH_DB     0x0008
-#define NGX_MYSQL_PROTOCOL_41         0x0200
-#define NGX_MYSQL_SECURE_CONNECTION   0x8000
-
-
-#define NGX_MYSQL_CMD_QUERY           3
-
-
-typedef struct {
-    u_char      pktlen[3];
-    u_char      pktn;
-
-    u_char      protocol;
-    u_char      version[1];       /* NULL-terminated string */
-} ngx_mysql_greeting1_pkt_t;
-
-
-typedef struct {
-    u_char      thread[4];
-    u_char      salt1[9];
-    u_char      capacity[2];
-    u_char      charset;
-    u_char      status[2];
-    u_char      zero[13];
-    u_char      salt2[13];
-} ngx_mysql_greeting2_pkt_t;
-
-
-typedef struct {
-    u_char      pktlen[3];
-    u_char      pktn;
-
-    u_char      capacity[4];
-    u_char      max_packet[4];
-    u_char      charset;
-    u_char      zero[23];
-    u_char      login[1];        /* NULL-terminated string */
-
- /*
-  * u_char      passwd_len;         0 if no password
-  * u_char      passwd[20];
-  *
-  * u_char      database[1];        NULL-terminated string
-  */
-
-} ngx_mysql_auth_pkt_t;
-
-
-typedef struct {
-    u_char      pktlen[3];
-    u_char      pktn;
-    u_char      fields;
-} ngx_mysql_response_pkt_t;
-
-
-typedef struct {
-    u_char      pktlen[3];
-    u_char      pktn;
-    u_char      err;
-    u_char      code[2];
-    u_char      message[1];        /* string */
-} ngx_mysql_error_pkt_t;
-
-
-typedef struct {
-    u_char      pktlen[3];
-    u_char      pktn;
-    u_char      command;
-    u_char      arg[1];            /* string */
-} ngx_mysql_command_pkt_t;
-
-
-static void ngx_mysql_read_server_greeting(ngx_event_t *rev);
-static void ngx_mysql_empty_handler(ngx_event_t *wev);
-static void ngx_mysql_read_auth_result(ngx_event_t *rev);
-static void ngx_mysql_read_query_result(ngx_event_t *rev);
-static void ngx_mysql_close(ngx_mysql_t *m, ngx_int_t rc);
-
-
-ngx_int_t
-ngx_mysql_connect(ngx_mysql_t *m)
-{
-    ngx_int_t  rc;
-
-#if 0
-    if (cached) {
-        return NGX_OK;
-    }
-#endif
-
-    m->peer.log->action = "connecting to mysql server";
-
-    rc = ngx_event_connect_peer(&m->peer);
-
-    if (rc == NGX_ERROR || rc == NGX_BUSY || rc == NGX_DECLINED) {
-        return rc;
-    }
-
-    m->peer.connection->data = m;
-
-    m->peer.connection->read->handler = ngx_mysql_read_server_greeting;
-    m->peer.connection->write->handler = ngx_mysql_empty_handler;
-
-    ngx_add_timer(m->peer.connection->read, /* STUB */ 5000);
-
-    return NGX_OK;
-}
-
-
-static void
-ngx_mysql_read_server_greeting(ngx_event_t *rev)
-{
-    size_t                      len;
-    u_char                     *p;
-    ssize_t                     n;
-    ngx_uint_t                  i, capacity;
-    ngx_mysql_t                *m;
-    ngx_connection_t           *c;
-    ngx_mysql_greeting1_pkt_t  *gr1;
-    ngx_mysql_greeting2_pkt_t  *gr2;
-    ngx_mysql_auth_pkt_t       *auth;
-    ngx_sha1_t                  sha;
-    u_char                      hash1[20], hash2[20];
-
-    c = rev->data;
-    m = c->data;
-
-    if (rev->timedout) {
-        ngx_log_error(NGX_LOG_ERR, rev->log, NGX_ETIMEDOUT,
-                      "mysql server %V timed out", m->peer.name);
-
-        ngx_mysql_close(m, NGX_ERROR);
-        return;
-    }
-
-    if (m->buf == NULL) {
-        m->peer.log->action = "reading mysql server greeting";
-
-        m->buf = ngx_create_temp_buf(m->pool, /* STUB */ 1024);
-        if (m->buf == NULL) {
-            ngx_mysql_close(m, NGX_ERROR);
-            return;
-        }
-    }
-
-    n = ngx_recv(m->peer.connection, m->buf->pos, /* STUB */ 1024);
-
-    if (n == NGX_AGAIN) {
-        return;
-    }
-
-    if (n < 5) {
-        ngx_mysql_close(m, NGX_ERROR);
-        return;
-    }
-
-    gr1 = (ngx_mysql_greeting1_pkt_t *) m->buf->pos;
-
-    if (ngx_m24toh(gr1->pktlen) > n - 4) {
-        ngx_log_error(NGX_LOG_ERR, rev->log, 0,
-                      "mysql server %V sent incomplete greeting packet",
-                      m->peer.name);
-
-        ngx_mysql_close(m, NGX_ERROR);
-        return;
-    }
-
-    if (gr1->protocol < 10) {
-        ngx_log_error(NGX_LOG_ERR, rev->log, 0,
-                      "mysql server %V sent unsupported protocol version %ud",
-                      m->peer.name, gr1->protocol);
-
-        ngx_mysql_close(m, NGX_ERROR);
-        return;
-    }
-
-    gr2 = (ngx_mysql_greeting2_pkt_t *)
-                                 (gr1->version + ngx_strlen(gr1->version) + 1);
-
-    capacity = ngx_m16toh(gr2->capacity);
-
-    ngx_log_debug8(NGX_LOG_DEBUG_MYSQL, rev->log, 0,
-                   "mysql version: %ud, \"%s\", thread: %ud, salt: \"%s\", "
-                   "capacity: %Xd, charset: %ud, status: %ud, salt rest \"%s\"",
-                   gr1->protocol, gr1->version, ngx_m32toh(gr2->thread),
-                   gr2->salt1, capacity, gr2->charset,
-                   ngx_m16toh(gr2->status), &gr2->salt2);
-
-    capacity = NGX_MYSQL_LONG_PASSWORD
-               | NGX_MYSQL_CONNECT_WITH_DB
-               | NGX_MYSQL_PROTOCOL_41
-               | NGX_MYSQL_SECURE_CONNECTION;
-
-    len = 4 + 4 + 4 + 1 + 23 + m->login->len + 1 + 1 + m->database->len + 1;
-
-    if (m->passwd->len) {
-        len += 20;
-    }
-
-    auth = ngx_pnalloc(m->pool, len);
-    if (auth == NULL) {
-        ngx_mysql_close(m, NGX_ERROR);
-        return;
-    }
-
-    ngx_htom24(auth->pktlen, len - 4);
-    auth->pktn = (u_char) (gr1->pktn + 1);
-
-    ngx_htom32(auth->capacity, capacity);
-    ngx_htom32(auth->max_packet, 0x01000000);  /* max packet size 2^24 */
-    ngx_memzero(auth->zero, 24);
-    auth->charset = gr2->charset;
-
-    p = ngx_copy(auth->login, m->login->data, m->login->len);
-    *p++ = '\0';
-
-    if (m->passwd->len) {
-
-        *p++ = (u_char) 20;
-
-        ngx_sha1_init(&sha);
-        ngx_sha1_update(&sha, m->passwd->data, m->passwd->len);
-        ngx_sha1_final(hash1, &sha);
-
-        ngx_sha1_init(&sha);
-        ngx_sha1_update(&sha, hash1, 20);
-        ngx_sha1_final(hash2, &sha);
-
-        ngx_sha1_init(&sha);
-        ngx_sha1_update(&sha, gr2->salt1, 8);
-        ngx_sha1_update(&sha, gr2->salt2, 12);
-        ngx_sha1_update(&sha, hash2, 20);
-        ngx_sha1_final(hash2, &sha);
-
-        for (i = 0; i < 20; i++) {
-            *p++ = (u_char) (hash1[i] ^ hash2[i]);
-        }
-
-    } else {
-        *p++ = '\0';
-    }
-
-    p = ngx_copy(p, m->database->data, m->database->len);
-    *p = '\0';
-
-
-    n = ngx_send(m->peer.connection, (void *) auth, len);
-
-    if (n < (ssize_t) len) {
-        ngx_log_error(NGX_LOG_ERR, rev->log, 0,
-                      "the incomplete packet was sent to mysql server %V",
-                      m->peer.name);
-
-        ngx_mysql_close(m, NGX_ERROR);
-        return;
-    }
-
-    m->peer.connection->read->handler = ngx_mysql_read_auth_result;
-
-    ngx_add_timer(m->peer.connection->read, /* STUB */ 5000);
-}
-
-
-static void
-ngx_mysql_empty_handler(ngx_event_t *wev)
-{
-    ngx_log_debug0(NGX_LOG_DEBUG_HTTP, wev->log, 0, "mysql empty handler");
-
-    return;
-}
-
-
-static void
-ngx_mysql_read_auth_result(ngx_event_t *rev)
-{
-    ssize_t                    n, len;
-    ngx_str_t                  msg;
-    ngx_mysql_t               *m;
-    ngx_connection_t          *c;
-    ngx_mysql_error_pkt_t     *epkt;
-    ngx_mysql_response_pkt_t  *pkt;
-
-    ngx_log_debug0(NGX_LOG_DEBUG_HTTP, rev->log, 0, "mysql read auth");
-
-    c = rev->data;
-    m = c->data;
-
-    m->peer.log->action = "reading mysql auth result";
-
-    n = ngx_recv(m->peer.connection, m->buf->pos, /* STUB */ 1024);
-
-    if (n == NGX_AGAIN) {
-        return;
-    }
-
-    if (n < 5) {
-        ngx_mysql_close(m, NGX_ERROR);
-        return;
-    }
-
-    pkt = (ngx_mysql_response_pkt_t *) m->buf->pos;
-
-    len = ngx_m24toh(pkt->pktlen);
-
-    if (len > n - 4) {
-        ngx_log_error(NGX_LOG_ERR, rev->log, 0,
-                      "mysql server %V sent incomplete response packet",
-                      m->peer.name);
-
-        ngx_mysql_close(m, NGX_ERROR);
-        return;
-    }
-
-    if (pkt->fields == 0) {
-        ngx_log_debug0(NGX_LOG_DEBUG_HTTP, rev->log, 0, "mysql auth OK");
-
-        m->state = NGX_OK;
-        m->pktn = 0;
-
-        m->handler(m);
-
-        return;
-    }
-
-    epkt = (ngx_mysql_error_pkt_t *) pkt;
-
-    msg.len = (u_char *) epkt + 4 + len - epkt->message;
-    msg.data = epkt->message;
-
-    ngx_log_error(NGX_LOG_ERR, rev->log, 0,
-                  "mysql server %V sent error (%ud): \"%V\"",
-                  m->peer.name, ngx_m16toh(epkt->code), &msg);
-
-    ngx_mysql_close(m, NGX_ERROR);
-}
-
-
-ngx_int_t
-ngx_mysql_query(ngx_mysql_t *m)
-{
-    ssize_t                   n;
-    ngx_mysql_command_pkt_t  *pkt;
-
-    pkt = (ngx_mysql_command_pkt_t *) m->query.data;
-
-    ngx_htom24(pkt->pktlen, m->query.len - 4);
-    pkt->pktn = (u_char) m->pktn++;
-    pkt->command = NGX_MYSQL_CMD_QUERY;
-
-    n = ngx_send(m->peer.connection, m->query.data, m->query.len);
-
-    if (n < (ssize_t) m->query.len) {
-        ngx_log_error(NGX_LOG_ERR, m->peer.log, 0,
-                      "the incomplete packet was sent to mysql server %V",
-                      m->peer.name);
-
-        ngx_mysql_close(m, NGX_ERROR);
-        return NGX_OK;
-    }
-
-    m->peer.connection->read->handler = ngx_mysql_read_query_result;
-
-    ngx_add_timer(m->peer.connection->read, /* STUB */ 5000);
-
-    /* STUB handle event */
-
-    return NGX_OK;
-}
-
-
-static void
-ngx_mysql_read_query_result(ngx_event_t *rev)
-{
-    ssize_t                    n, len;
-    ngx_str_t                  msg;
-    ngx_mysql_t               *m;
-    ngx_connection_t          *c;
-    ngx_mysql_error_pkt_t     *epkt;
-    ngx_mysql_response_pkt_t  *pkt;
-
-    ngx_log_debug0(NGX_LOG_DEBUG_HTTP, rev->log, 0, "mysql read query result");
-
-    c = rev->data;
-    m = c->data;
-
-    m->peer.log->action = "reading mysql read query result";
-
-    n = ngx_recv(m->peer.connection, m->buf->pos, /* STUB */ 1024);
-
-    if (n == NGX_AGAIN) {
-        return;
-    }
-
-    if (n < 5) {
-        ngx_mysql_close(m, NGX_ERROR);
-        return;
-    }
-
-    pkt = (ngx_mysql_response_pkt_t *) m->buf->pos;
-
-    len = ngx_m24toh(pkt->pktlen);
-
-    if (len > n - 4) {
-        ngx_log_error(NGX_LOG_ERR, rev->log, 0,
-                      "mysql server %V sent incomplete response packet",
-                      m->peer.name);
-
-        ngx_mysql_close(m, NGX_ERROR);
-        return;
-    }
-
-    if (pkt->fields != 0xff) {
-        ngx_log_debug0(NGX_LOG_DEBUG_HTTP, rev->log, 0, "mysql query OK");
-
-        m->state = NGX_OK;
-        m->pktn = pkt->pktn;
-
-        m->handler(m);
-
-        return;
-    }
-
-    epkt = (ngx_mysql_error_pkt_t *) pkt;
-
-    msg.len = (u_char *) epkt + 4 + len - epkt->message;
-    msg.data = epkt->message;
-
-    ngx_log_error(NGX_LOG_ERR, rev->log, 0,
-                  "mysql server %V sent error (%ud): \"%V\"",
-                  m->peer.name, ngx_m16toh(epkt->code), &msg);
-
-    ngx_mysql_close(m, NGX_ERROR);
-}
-
-
-static void
-ngx_mysql_close(ngx_mysql_t *m, ngx_int_t rc)
-{
-    if (rc == NGX_ERROR) {
-        ngx_close_connection(m->peer.connection);
-    }
-
-    m->state = rc;
-
-    m->handler(m);
-}
diff -r 3a50ccd94333 -r 4b420f9c4c5d src/mysql/ngx_mysql.h
--- a/src/mysql/ngx_mysql.h	Thu Mar 31 22:00:33 2016 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,85 +0,0 @@
-
-/*
- * Copyright (C) Igor Sysoev
- * Copyright (C) Nginx, Inc.
- */
-
-
-#ifndef _NGX_MYSQL_H_INCLUDED_
-#define _NGX_MYSQL_H_INCLUDED_
-
-
-#include <ngx_config.h>
-#include <ngx_core.h>
-#include <ngx_event.h>
-#include <ngx_event_connect.h>
-
-
-typedef struct ngx_mysql_s  ngx_mysql_t;
-
-typedef void (*ngx_mysql_handler_pt)(ngx_mysql_t *m);
-
-
-struct ngx_mysql_s {
-    ngx_peer_connection_t   peer;
-
-    ngx_buf_t              *buf;
-    ngx_pool_t             *pool;
-
-    ngx_str_t              *login;
-    ngx_str_t              *passwd;
-    ngx_str_t              *database;
-
-    ngx_str_t               query;
-
-    ngx_uint_t              pktn;
-
-    ngx_mysql_handler_pt    handler;
-    void                   *data;
-    ngx_int_t               state;
-
-};
-
-
-#define NGX_MYSQL_CMDPKT_LEN  5
-
-
-#if (NGX_HAVE_LITTLE_ENDIAN && NGX_HAVE_NONALIGNED && 0)
-
-#define ngx_m16toh(n)      (*(uint32_t *) n & 0x0000ffff)
-#define ngx_m24toh(n)      (*(uint32_t *) n & 0x00ffffff)
-#define ngx_m32toh(n)      *(uint32_t *) n
-
-#define ngx_htom16(n, m)   *(uint16_t *) n = (uint16_t) ((m) & 0xffff)
-
-#define ngx_htom24(n, m)   (n)[0] = (u_char) ((m) & 0xff);                   \
-                           (n)[1] = (u_char) (((m) >> 8) & 0xff);            \
-                           (n)[2] = (u_char) (((m) >> 16) & 0xff)
-
-#define ngx_htom32(n, m)   *(uint32_t *) (n) = (m)
-
-#else
-
-#define ngx_m16toh(n)      (n[0] | n[1] << 8)
-#define ngx_m24toh(n)      (n[0] | n[1] << 8 | n[2] << 16)
-#define ngx_m32toh(n)      (n[0] | n[1] << 8 | n[2] << 16 | n[3] << 24)
-
-#define ngx_htom16(n, m)   (n)[0] = (u_char) (m); (n)[1] = (u_char) ((m) >> 8)
-
-#define ngx_htom24(n, m)   (n)[0] = (u_char) ((m) & 0xff);                   \
-                           (n)[1] = (u_char) (((m) >> 8) & 0xff);            \
-                           (n)[2] = (u_char) (((m) >> 16) & 0xff)
-
-#define ngx_htom32(n, m)   (n)[0] = (u_char) ((m) & 0xff);                   \
-                           (n)[1] = (u_char) (((m) >> 8) & 0xff);            \
-                           (n)[2] = (u_char) (((m) >> 16) & 0xff);           \
-                           (n)[3] = (u_char) (((m) >> 24) & 0xff)
-
-#endif
-
-
-ngx_int_t ngx_mysql_connect(ngx_mysql_t *m);
-ngx_int_t ngx_mysql_query(ngx_mysql_t *m);
-
-
-#endif /* _NGX_MYSQL_H_INCLUDED_ */



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