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EdgeGateway_FSU/DevicePortGet/web_src/fsu_web.c

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#comment add
2024-03-15 17:25:04 +08:00
/*
goahead.c -- Main program for GoAhead
Usage: goahead [options] [documents] [IP][:port] ...
Options:
--auth authFile # User and role configuration
--background # Run as a Linux daemon
--home directory # Change to directory to run
--log logFile:level # Log to file file at verbosity level
--route routeFile # Route configuration file
--verbose # Same as --log stdout:2
--version # Output version information
Copyright (c) All Rights Reserved. See details at the end of the file.
*/
/********************************* Includes ***********************************/
#include "goahead.h"
#include "js.h"
/********************************* Defines ************************************/
static int finished = 0;
#undef ME_GOAHEAD_LISTEN
/*
These must match TOP.es.set
*/
#if TEST_IPV6
#if ME_COM_SSL
#define ME_GOAHEAD_LISTEN "http://127.0.0.1:18080, https://127.0.0.1:14443, http://[::1]:18090, https://[::1]:14453"
#else
#define ME_GOAHEAD_LISTEN "http://127.0.0.1:18080, http://[::1]:18090"
#endif
#else
#if ME_COM_SSL
#define ME_GOAHEAD_LISTEN "http://192.168.2.133:80, https://192.168.2.133:443"
#else
#define ME_GOAHEAD_LISTEN "http://192.168.2.133:80"
#endif
#endif
/********************************* Forwards ***********************************/
static void initPlatform(void);
static void logHeader(void);
static void usage(void);
#if WINDOWS
static void windowsClose();
static int windowsInit();
static LRESULT CALLBACK websWindProc(HWND hwnd, UINT msg, UINT wp, LPARAM lp);
#endif
static bool testHandler(Webs *wp);
#if ME_GOAHEAD_JAVASCRIPT
static int aspTest(int eid, Webs *wp, int argc, char **argv);
static int bigTest(int eid, Webs *wp, int argc, char **argv);
#endif
static void actionTest(Webs *wp);
static void sessionTest(Webs *wp);
static void showTest(Webs *wp);
// 测试action函数
static void on_led_set(Webs *wp);
static void on_buzzer_set(Webs *wp);
#if ME_GOAHEAD_UPLOAD && !ME_ROM
static void uploadTest(Webs *wp);
#endif
#if ME_GOAHEAD_LEGACY
static int legacyTest(Webs *wp, char *prefix, char *dir, int flags);
#endif
#if ME_UNIX_LIKE
static void sigHandler(int signo);
#endif
static void exitProc(void *data, int id);
/*********************************** Code *************************************/
MAIN(goahead, int argc, char **argv, char **envp)
{
char *argp, *home, *documents, *endpoints, *endpoint, *route, *auth, *tok, *lspec;
int argind, duration;
#if WINDOWS
if (windowsInit() < 0) {
return 0;
}
#endif
route = "route.txt";
auth = "auth.txt";
duration = 0;
// 命令行解析
for (argind = 1; argind < argc; argind++) {
argp = argv[argind];
if (*argp != '-') {
break;
} else if (smatch(argp, "--auth") || smatch(argp, "-a")) {
if (argind >= argc) usage();
auth = argv[++argind];
#if ME_UNIX_LIKE && !MACOSX
} else if (smatch(argp, "--background") || smatch(argp, "-b")) {
websSetBackground(1);
#endif
} else if (smatch(argp, "--debugger") || smatch(argp, "-d") || smatch(argp, "-D")) {
websSetDebug(1);
} else if (smatch(argp, "--duration")) {
if (argind >= argc) usage();
duration = atoi(argv[++argind]);
} else if (smatch(argp, "--home")) {
if (argind >= argc) usage();
home = argv[++argind];
if (chdir(home) < 0) {
error("Cannot change directory to %s", home);
exit(-1);
}
} else if (smatch(argp, "--log") || smatch(argp, "-l")) {
if (argind >= argc) usage();
logSetPath(argv[++argind]);
} else if (smatch(argp, "--verbose") || smatch(argp, "-v")) {
logSetPath("stdout:2");
} else if (smatch(argp, "--route") || smatch(argp, "-r")) {
route = argv[++argind];
} else if (smatch(argp, "--version") || smatch(argp, "-V")) {
printf("%s\n", ME_VERSION);
exit(0);
} else if (*argp == '-' && isdigit((uchar) argp[1])) {
lspec = sfmt("stdout:%s", &argp[1]);
logSetPath(lspec);
wfree(lspec);
} else {
usage();
}
}
documents = ME_GOAHEAD_DOCUMENTS;
if (argc > argind) {
documents = argv[argind++];
}
initPlatform(); // 平台初始化，注册信号处理函数
if (websOpen(documents, route) < 0) // 初始化服务器
{
error("Cannot initialize server. Exiting.");
return -1;
}
#if ME_GOAHEAD_AUTH // 加载路径和鉴权配置文件
if (websLoad(auth) < 0)
{
error("Cannot load %s", auth);
return -1;
}
#endif
logHeader(); // 打印web服务器基本信息
if (argind < argc) {
while (argind < argc) {
endpoint = argv[argind++]; // 参数中指定了服务器的endpoint 如./goahead -v ./web/ 192.168.10.111:80
// WEB端口监听
if (websListen(endpoint) < 0) {
return -1;
}
}
} else {
endpoints = sclone(ME_GOAHEAD_LISTEN);
for (endpoint = stok(endpoints, ", \t", &tok); endpoint; endpoint = stok(NULL, ", \t,", &tok)) {
#if !ME_COM_SSL
if (strstr(endpoint, "https")) continue;
#endif
if (websListen(endpoint) < 0) {
wfree(endpoints);
return -1;
}
}
wfree(endpoints);
}
#if ME_ROM && KEEP // 采用web文件ROM化
/*
If not using a route/auth config files, then manually create the routes like this:
If custom matching is required, use websSetRouteMatch. If authentication is required, use websSetRouteAuth.
*/
websAddRoute("/", "file", 0);
#endif
#ifdef GOAHEAD_INIT
/*
Define your init function in main.me goahead.init, or
configure with DFLAGS=GOAHEAD_INIT=myInitFunction
*/
{
extern int GOAHEAD_INIT();
if (GOAHEAD_INIT() < 0) {
exit(1);
}
}
#endif
websDefineHandler("test", testHandler, 0, 0, 0); // 定义一个请求处理程序
websAddRoute("/test", "test", 0);
#if ME_GOAHEAD_LEGACY
// 表示对 /goform 的请求都交给 websFormHandler 函数处理。函数的参数列表如下
websUrlHandlerDefine("/legacy/", 0, 0, legacyTest, 0); // 设置form方式调用时候的文件位置
// websFormDefine(T("odbc_form_web_login"), odbc_form_web_login); // 定义form方式调用接口函数字符对应的函数名称
#endif
#if ME_GOAHEAD_JAVASCRIPT
websDefineJst("aspTest", aspTest); // 定义一个js本地函数
websDefineJst("bigTest", bigTest);
#endif
websDefineAction("test", actionTest); // goAction定义，在asp文件中调用C函数
websDefineAction("sessionTest", sessionTest);
websDefineAction("showTest", showTest);
websDefineAction("led", on_led_set);
websDefineAction("buzzer", on_buzzer_set);
#if ME_GOAHEAD_UPLOAD && !ME_ROM
websDefineAction("uploadTest", uploadTest);
#endif
#if ME_UNIX_LIKE && !MACOSX
/*
Service events till terminated
*/
if (websGetBackground()) {
if (daemon(0, 0) < 0) {
error("Cannot run as daemon");
return -1;
}
}
#endif
if (duration) {
printf("Running for %d secs\n", duration);
websStartEvent(duration * 1000, (WebsEventProc) exitProc, 0);
}
websServiceEvents(&finished);
logmsg(1, "Instructed to exit\n");
websClose();
#if WINDOWS
windowsClose();
#endif
return 0;
}
static void exitProc(void *data, int id)
{
websStopEvent(id);
finished = 1;
}
static void logHeader(void)
{
char home[ME_GOAHEAD_LIMIT_STRING];
getcwd(home, sizeof(home));
logmsg(2, "Configuration for %s", ME_TITLE);
logmsg(2, "---------------------------------------------");
logmsg(2, "Version: %s", ME_VERSION);
logmsg(2, "BuildType: %s", ME_DEBUG ? "Debug" : "Release");
logmsg(2, "CPU: %s", ME_CPU);
logmsg(2, "OS: %s", ME_OS);
logmsg(2, "Host: %s", websGetServer());
logmsg(2, "Directory: %s", home);
logmsg(2, "Documents: %s", websGetDocuments());
logmsg(2, "Configure: %s", ME_CONFIG_CMD);
logmsg(2, "---------------------------------------------");
}
static void usage(void) {
fprintf(stderr, "\n%s Usage:\n\n"
" %s [options] [documents] [[IPaddress][:port] ...]\n\n"
" Options:\n"
#if ME_GOAHEAD_AUTH
" --auth authFile # User and role configuration\n"
#endif
#if ME_UNIX_LIKE && !MACOSX
" --background # Run as a Unix daemon\n"
#endif
" --debugger # Run in debug mode\n"
" --home directory # Change to directory to run\n"
" --log logFile:level # Log to file file at verbosity level\n"
" --route routeFile # Route configuration file\n"
" --verbose # Same as --log stdout:2\n"
" --version # Output version information\n\n",
ME_TITLE, ME_NAME);
exit(-1);
}
static void initPlatform(void)
{
#if ME_UNIX_LIKE
signal(SIGINT, sigHandler);
signal(SIGTERM, sigHandler);
signal(SIGKILL, sigHandler); // 增加退出信号处理
#ifdef SIGPIPE
signal(SIGPIPE, SIG_IGN);
#endif
#elif ME_WIN_LIKE
_fmode=_O_BINARY;
#endif
}
#if ME_UNIX_LIKE
static void sigHandler(int signo)
{
finished = 1;
}
#endif
/*
Simple handler and route test
Note: Accesses to "/" are normally remapped automatically to /index.html
*/
static bool testHandler(Webs *wp)
{
if (smatch(wp->path, "/")) {
websRewriteRequest(wp, "/home.html");
/* Fall through */
}
return 0;
}
#if ME_GOAHEAD_JAVASCRIPT
/*
Parse the form variables: name, address and echo back
*/
static int aspTest(int eid, Webs *wp, int argc, char **argv)
{
char *name, *address;
if (jsArgs(argc, argv, "%s %s", &name, &address) < 2) {
websError(wp, 400, "Insufficient args\n");
return -1;
}
return (int) websWrite(wp, "Name: %s, Address %s", name, address);
}
/*
Generate a large response
*/
static int bigTest(int eid, Webs *wp, int argc, char **argv)
{
int i;
websSetStatus(wp, 200);
websWriteHeaders(wp, -1, 0);
websWriteEndHeaders(wp);
websWrite(wp, "<html>\n");
for (i = 0; i < 800; i++) {
websWrite(wp, " Line: %05d %s", i, "aaaaaaaaaaaaaaaaaabbbbbbbbbbbbbbbbccccccccccccccccccddddddd<br/>\n");
}
websWrite(wp, "</html>\n");
websDone(wp);
return 0;
}
#endif
/*
Implement /action/actionTest. Parse the form variables: name, address and echo back.
*/
static void actionTest(Webs *wp)
{
cchar *name, *address;
name = websGetVar(wp, "name", NULL);
address = websGetVar(wp, "address", NULL);
websSetStatus(wp, 200);
websWriteHeaders(wp, -1, 0);
websWriteEndHeaders(wp);
websWrite(wp, "<html><body><h2>name: %s, address: %s</h2></body></html>\n", name, address);
websFlush(wp, 0);
websDone(wp);
}
static void sessionTest(Webs *wp)
{
cchar *number;
if (scaselessmatch(wp->method, "POST")) {
number = websGetVar(wp, "number", 0);
websSetSessionVar(wp, "number", number);
} else {
number = websGetSessionVar(wp, "number", 0);
}
websSetStatus(wp, 200);
websWriteHeaders(wp, -1, 0);
websWriteEndHeaders(wp);
websWrite(wp, "<html><body><p>Number %s</p></body></html>\n", number);
websDone(wp);
}
static void showTest(Webs *wp)
{
WebsKey *s;
websSetStatus(wp, 200);
websWriteHeaders(wp, -1, 0);
websWriteEndHeaders(wp);
websWrite(wp, "<html><body><pre>\n");
for (s = hashFirst(wp->vars); s; s = hashNext(wp->vars, s)) {
websWrite(wp, "%s=%s\n", s->name.value.string, s->content.value.string);
}
websWrite(wp, "</pre></body></html>\n");
websDone(wp);
}
// led控制
static void on_led_set(Webs *wp)
{
// get the input value in query stream
// char *io_val;
//
// io_val = websGetVar(wp, "val_led", NULL);
// if(io_val)
// system("echo 1 > /sys/class/leds/led-err/brightness");
// else
// system("echo 0 > /sys/class/leds/led-err/brightness");
}
// 蜂鸣器控制
static void on_buzzer_set(Webs *wp)
{
// char *io_val;
//
// io_val = websGetVar(wp, "val_buz", NULL);
// if(io_val)
// system("echo 1 > /sys/class/leds/beep/brightness");
// else
// system("echo 0 > /sys/class/leds/beep/brightness");
}
#if ME_GOAHEAD_UPLOAD && !ME_ROM
/*
Dump the file upload details. Don't actually do anything with the uploaded file.
*/
static void uploadTest(Webs *wp)
{
WebsKey *s;
WebsUpload *up;
char *upfile;
websSetStatus(wp, 200);
websWriteHeaders(wp, -1, 0);
websWriteHeader(wp, "Content-Type", "text/plain");
websWriteEndHeaders(wp);
if (scaselessmatch(wp->method, "POST")) {
for (s = hashFirst(wp->files); s; s = hashNext(wp->files, s)) {
up = s->content.value.symbol;
websWrite(wp, "FILE: %s\r\n", s->name.value.string);
websWrite(wp, "FILENAME=%s\r\n", up->filename);
websWrite(wp, "CLIENT=%s\r\n", up->clientFilename);
websWrite(wp, "TYPE=%s\r\n", up->contentType);
websWrite(wp, "SIZE=%d\r\n", up->size);
upfile = sfmt("%s/tmp/%s", websGetDocuments(), up->clientFilename);
if (rename(up->filename, upfile) < 0) {
error("Cannot rename uploaded file: %s to %s, errno %d", up->filename, upfile, errno);
}
wfree(upfile);
}
websWrite(wp, "\r\nVARS:\r\n");
for (s = hashFirst(wp->vars); s; s = hashNext(wp->vars, s)) {
websWrite(wp, "%s=%s\r\n", s->name.value.string, s->content.value.string);
}
}
websDone(wp);
}
#endif
#if ME_GOAHEAD_LEGACY
/*
Legacy handler with old parameter sequence
*/
static int legacyTest(Webs *wp, char *prefix, char *dir, int flags)
{
websSetStatus(wp, 200);
websWriteHeaders(wp, -1, 0);
websWriteHeader(wp, "Content-Type", "text/plain");
websWriteEndHeaders(wp);
websWrite(wp, "Hello Legacy World\n");
websDone(wp);
return 1;
}
#endif
#if WINDOWS
/*
Create a taskbar entry. Register the window class and create a window
*/
static int windowsInit()
{
HINSTANCE inst;
WNDCLASS wc; /* Window class */
HMENU hSysMenu;
HWND hwnd;
inst = websGetInst();
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = inst;
wc.hIcon = NULL;
wc.lpfnWndProc = (WNDPROC) websWindProc;
wc.lpszMenuName = wc.lpszClassName = ME_NAME;
if (! RegisterClass(&wc)) {
return -1;
}
/*
Create a window just so we can have a taskbar to close this web server
*/
hwnd = CreateWindow(ME_NAME, ME_TITLE, WS_MINIMIZE | WS_POPUPWINDOW, CW_USEDEFAULT,
0, 0, 0, NULL, NULL, inst, NULL);
if (hwnd == NULL) {
return -1;
}
/*
Add the about box menu item to the system menu
*/
hSysMenu = GetSystemMenu(hwnd, FALSE);
if (hSysMenu != NULL) {
AppendMenu(hSysMenu, MF_SEPARATOR, 0, NULL);
}
ShowWindow(hwnd, SW_SHOWNORMAL);
UpdateWindow(hwnd);
return 0;
}
static void windowsClose()
{
HINSTANCE inst;
inst = websGetInst();
UnregisterClass(ME_NAME, inst);
}
/*
Main menu window message handler.
*/
static LRESULT CALLBACK websWindProc(HWND hwnd, UINT msg, UINT wp, LPARAM lp)
{
switch (msg) {
case WM_DESTROY:
PostQuitMessage(0);
finished++;
return 0;
case WM_SYSCOMMAND:
break;
}
return DefWindowProc(hwnd, msg, wp, lp);
}
/*
Check for Windows Messages
*/
WPARAM checkWindowsMsgLoop()
{
MSG msg;
if (PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE)) {
if (!GetMessage(&msg, NULL, 0, 0) || msg.message == WM_QUIT) {
return msg.wParam;
}
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return 0;
}
/*
Windows message handler
*/
static LRESULT CALLBACK websAboutProc(HWND hwndDlg, uint msg, uint wp, long lp)
{
LRESULT lResult;
lResult = DefWindowProc(hwndDlg, msg, wp, lp);
switch (msg) {
case WM_CREATE:
break;
case WM_DESTROY:
break;
case WM_COMMAND:
break;
}
return lResult;
}
#endif
/*
Copyright (c) Embedthis Software. All Rights Reserved.
This software is distributed under commercial and open source licenses.
You may use the Embedthis GoAhead open source license or you may acquire
a commercial license from Embedthis Software. You agree to be fully bound
by the terms of either license. Consult the LICENSE.md distributed with
this software for full details and other copyrights.
*/