wirtz
/
esp-link
mirror of https://github.com/jeelabs/esp-link.git
1
0
Fork 0
Code Issues Releases Wiki Activity

improve & reduce the http logging

Browse Source
pull/65/head
Thorsten von Eicken 9 years ago
parent f5b4177b8c
commit d9b2a0466b
2 changed files with 59 additions and 82 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 134
      httpd/httpd.c
  2. 7
      httpd/httpd.h

134
httpd/httpd.c
Unescape View File

@ -33,10 +33,12 @@ static HttpdBuiltInUrl *builtInUrls;
//Private data for http connection
struct HttpdPriv {
char head[MAX_HEAD_LEN];
int headPos;
char *sendBuff;
int sendBuffLen;
char head[MAX_HEAD_LEN]; // buffer to accumulate header
char from[24]; // source ip&port
char *sendBuff; // output buffer
short headPos; // offset into header
short sendBuffLen; // offset into output buffer
short code; // http response code (only for logging)
};
//Connection pool
@ -93,56 +95,32 @@ static void debugConn(void *arg, char *what) {
os_sprintf(connStr, "%d.%d.%d.%d:%d ",
tcp->remote_ip[0], tcp->remote_ip[1], tcp->remote_ip[2], tcp->remote_ip[3],
tcp->remote_port);
//os_printf("%s %s\n", connStr, what);
os_printf("%s %s\n", connStr, what);
#else
connStr[0] = 0;
#endif
}
//Looks up the connData info for a specific esp connection
static HttpdConnData ICACHE_FLASH_ATTR *httpdFindConnData(void *arg) {
struct espconn *espconn = arg;
for (int i = 0; i<MAX_CONN; i++) {
if (connData[i].remote_port == espconn->proto.tcp->remote_port &&
os_memcmp(connData[i].remote_ip, espconn->proto.tcp->remote_ip, 4) == 0)
{
#if 0
#ifdef HTTPD_DBG
os_printf("FindConn: 0x%p->0x%p", arg, &connData[i]);
if (arg == connData[i].conn) os_printf("\n");
else os_printf(" *** was 0x%p\n", connData[i].conn);
#endif
#endif
if (arg != connData[i].conn) connData[i].conn = arg; // yes, this happens!?
return &connData[i];
}
}
//Shouldn't happen.
// Retires a connection for re-use
static void ICACHE_FLASH_ATTR httpdRetireConn(HttpdConnData *conn) {
if (conn->conn && conn->conn->reverse == conn)
conn->conn->reverse = NULL; // break reverse link
#ifdef HTTPD_DBG
os_printf("%s*** Unknown connection 0x%p\n", connStr, arg);
// log information about the request we handled
uint32 dt = conn->startTime;
if (dt > 0) dt = (system_get_time() - dt) / 1000;
if (conn->conn && conn->url)
os_printf("HTTP %s %s from %s -> %d in %ums, heap=%ld\n",
conn->requestType == HTTPD_METHOD_GET ? "GET" : "POST", conn->url, conn->priv->from,
conn->priv->code, dt, (unsigned long)system_get_free_heap_size());
#endif
return NULL;
}
//Retires a connection for re-use
static void ICACHE_FLASH_ATTR httpdRetireConn(HttpdConnData *conn) {
conn->conn = NULL; // don't try to send anything, the SDK crashes...
if (conn->cgi != NULL) conn->cgi(conn); // free cgi data
if (conn->post->buff != NULL) {
os_free(conn->post->buff);
}
if (conn->post->buff != NULL) os_free(conn->post->buff);
conn->cgi = NULL;
conn->post->buff = NULL;
conn->remote_port = 0;
conn->remote_ip[0] = 0;
uint32 dt = conn->startTime;
if (dt > 0) dt = (system_get_time() - dt) / 1000;
#ifdef HTTPD_DBG
os_printf("%sHTTP %s in %ums, heap=%ld\n", connStr,
conn->requestType == HTTPD_METHOD_GET ? "GET" : "POST", dt,
(unsigned long)system_get_free_heap_size());
#endif
}
//Stupid li'l helper function that returns the value of a hex char.
@ -242,6 +220,7 @@ int ICACHE_FLASH_ATTR httpdGetHeader(HttpdConnData *conn, char *header, char *re
void ICACHE_FLASH_ATTR httpdStartResponse(HttpdConnData *conn, int code) {
char buff[128];
int l;
conn->priv->code = code;
char *status = code < 400 ? "OK" : "ERROR";
l = os_sprintf(buff, "HTTP/1.0 %d %s\r\nServer: esp-link\r\nConnection: close\r\n", code, status);
httpdSend(conn, buff, l);
@ -266,7 +245,9 @@ void ICACHE_FLASH_ATTR httpdEndHeaders(HttpdConnData *conn) {
void ICACHE_FLASH_ATTR httpdRedirect(HttpdConnData *conn, char *newUrl) {
char buff[1024];
int l;
l = os_sprintf(buff, "HTTP/1.0 302 Found\r\nServer: esp8266-link\r\nConnection: close\r\nLocation: %s\r\n\r\nRedirecting to %s\r\n", newUrl, newUrl);
conn->priv->code = 302;
l = os_sprintf(buff, "HTTP/1.0 302 Found\r\nServer: esp8266-link\r\nConnection: close\r\n"
"Location: %s\r\n\r\nRedirecting to %s\r\n", newUrl, newUrl);
httpdSend(conn, buff, l);
}
@ -314,11 +295,11 @@ static void ICACHE_FLASH_ATTR xmitSendBuff(HttpdConnData *conn) {
//Callback called when the data on a socket has been successfully sent.
static void ICACHE_FLASH_ATTR httpdSentCb(void *arg) {
debugConn(arg, "httpdSentCb");
int r;
HttpdConnData *conn = httpdFindConnData(arg);
char sendBuff[MAX_SENDBUFF_LEN];
struct espconn* pCon = (struct espconn *)arg;
HttpdConnData *conn = (HttpdConnData *)pCon->reverse;
if (conn == NULL) return; // aborted connection
if (conn == NULL) return;
char sendBuff[MAX_SENDBUFF_LEN];
conn->priv->sendBuff = sendBuff;
conn->priv->sendBuffLen = 0;
@ -328,7 +309,7 @@ static void ICACHE_FLASH_ATTR httpdSentCb(void *arg) {
return; //No need to call xmitSendBuff.
}
r = conn->cgi(conn); //Execute cgi fn.
int r = conn->cgi(conn); //Execute cgi fn.
if (r == HTTPD_CGI_DONE) {
conn->cgi = NULL; //mark for destruction.
}
@ -341,7 +322,8 @@ static void ICACHE_FLASH_ATTR httpdSentCb(void *arg) {
xmitSendBuff(conn);
}
static const char *httpNotFoundHeader = "HTTP/1.0 404 Not Found\r\nConnection: close\r\nContent-Type: text/plain\r\nContent-Length: 12\r\n\r\nNot Found.\r\n";
static const char *httpNotFoundHeader = "HTTP/1.0 404 Not Found\r\nConnection: close\r\n"
"Content-Type: text/plain\r\nContent-Length: 12\r\n\r\nNot Found.\r\n";
//This is called when the headers have been received and the connection is ready to send
//the result headers and data.
@ -438,18 +420,9 @@ static void ICACHE_FLASH_ATTR httpdParseHeader(char *h, HttpdConnData *conn) {
// Count number of open connections
#ifdef HTTPD_DBG
#if 0
int open = 0;
for (int j = 0; j<MAX_CONN; j++) if (connData[j].conn != NULL) open++;
os_printf("%s%s %s (%d conn open)\n", connStr,
conn->requestType == HTTPD_METHOD_GET ? "GET" : "POST", conn->url, open);
#else
esp_tcp *tcp = conn->conn->proto.tcp;
os_printf("%sHTTP %s %s from %d.%d.%d.%d:%d\n", connStr,
conn->requestType == HTTPD_METHOD_GET ? "GET" : "POST", conn->url,
tcp->remote_ip[0], tcp->remote_ip[1], tcp->remote_ip[2], tcp->remote_ip[3],
tcp->remote_port);
#endif
//esp_tcp *tcp = conn->conn->proto.tcp;
//os_printf("%sHTTP %s %s from %s\n", connStr,
// conn->requestType == HTTPD_METHOD_GET ? "GET" : "POST", conn->url, conn->priv->from);
#endif
//Parse out the URL part before the GET parameters.
conn->getArgs = (char*)os_strstr(conn->url, "?");
@ -502,11 +475,11 @@ static void ICACHE_FLASH_ATTR httpdParseHeader(char *h, HttpdConnData *conn) {
//Callback called when there's data available on a socket.
static void ICACHE_FLASH_ATTR httpdRecvCb(void *arg, char *data, unsigned short len) {
debugConn(arg, "httpdRecvCb");
int x;
char *p, *e;
struct espconn* pCon = (struct espconn *)arg;
HttpdConnData *conn = (HttpdConnData *)pCon->reverse;
if (conn == NULL) return; // aborted connection
char sendBuff[MAX_SENDBUFF_LEN];
HttpdConnData *conn = httpdFindConnData(arg);
if (conn == NULL) return;
conn->priv->sendBuff = sendBuff;
conn->priv->sendBuffLen = 0;
@ -516,7 +489,7 @@ static void ICACHE_FLASH_ATTR httpdRecvCb(void *arg, char *data, unsigned short
//>0: Need to receive post data
//ToDo: See if we can use something more elegant for this.
for (x = 0; x<len; x++) {
for (int x = 0; x<len; x++) {
if (conn->post->len<0) {
//This byte is a header byte.
if (conn->priv->headPos != MAX_HEAD_LEN) conn->priv->head[conn->priv->headPos++] = data[x];
@ -528,9 +501,9 @@ static void ICACHE_FLASH_ATTR httpdRecvCb(void *arg, char *data, unsigned short
//Reset url data
conn->url = NULL;
//Iterate over all received headers and parse them.
p = conn->priv->head;
char *p = conn->priv->head;
while (p<(&conn->priv->head[conn->priv->headPos - 4])) {
e = (char *)os_strstr(p, "\r\n"); //Find end of header line
char *e = (char *)os_strstr(p, "\r\n"); //Find end of header line
if (e == NULL) break; //Shouldn't happen.
e[0] = 0; //Zero-terminate header
httpdParseHeader(p, conn); //and parse it.
@ -559,8 +532,9 @@ static void ICACHE_FLASH_ATTR httpdRecvCb(void *arg, char *data, unsigned short
static void ICACHE_FLASH_ATTR httpdDisconCb(void *arg) {
debugConn(arg, "httpdDisconCb");
HttpdConnData *conn = httpdFindConnData(arg);
if (conn == NULL) return;
struct espconn* pCon = (struct espconn *)arg;
HttpdConnData *conn = (HttpdConnData *)pCon->reverse;
if (conn == NULL) return; // aborted connection
httpdRetireConn(conn);
}
@ -568,11 +542,13 @@ static void ICACHE_FLASH_ATTR httpdDisconCb(void *arg) {
// of "you need to reconnect". Sigh... Note that there is no DisconCb after ReconCb
static void ICACHE_FLASH_ATTR httpdReconCb(void *arg, sint8 err) {
debugConn(arg, "httpdReconCb");
HttpdConnData *conn = httpdFindConnData(arg);
struct espconn* pCon = (struct espconn *)arg;
HttpdConnData *conn = (HttpdConnData *)pCon->reverse;
if (conn == NULL) return; // aborted connection
#ifdef HTTPD_DBG
os_printf("%s***** reset, err=%d\n", connStr, err);
#endif
if (conn == NULL) return;
httpdRetireConn(conn);
}
@ -580,14 +556,13 @@ static void ICACHE_FLASH_ATTR httpdReconCb(void *arg, sint8 err) {
static void ICACHE_FLASH_ATTR httpdConnectCb(void *arg) {
debugConn(arg, "httpdConnectCb");
struct espconn *conn = arg;
// Find empty conndata in pool
int i;
//Find empty conndata in pool
for (i = 0; i<MAX_CONN; i++) if (connData[i].conn == NULL) break;
//os_printf("Con req, conn=%p, pool slot %d\n", conn, i);
if (i == MAX_CONN) {
#ifdef HTTPD_DBG
os_printf("%sAiee, conn pool overflow!\n", connStr);
#endif
os_printf("%sHTTP: conn pool overflow!\n", connStr);
espconn_disconnect(conn);
return;
}
@ -602,9 +577,12 @@ static void ICACHE_FLASH_ATTR httpdConnectCb(void *arg) {
connData[i].priv = &connPrivData[i];
connData[i].conn = conn;
connData[i].remote_port = conn->proto.tcp->remote_port;
os_memcpy(connData[i].remote_ip, conn->proto.tcp->remote_ip, 4);
conn->reverse = connData+i;
connData[i].priv->headPos = 0;
esp_tcp *tcp = conn->proto.tcp;
os_sprintf(connData[i].priv->from, "%d.%d.%d.%d:%d", tcp->remote_ip[0], tcp->remote_ip[1],
tcp->remote_ip[2], tcp->remote_ip[3], tcp->remote_port);
connData[i].post = &connPostData[i];
connData[i].post->buff = NULL;
connData[i].post->buffLen = 0;

7
httpd/httpd.h
Unescape View File

@ -21,11 +21,10 @@ typedef int (* cgiSendCallback)(HttpdConnData *connData);
//A struct describing a http connection. This gets passed to cgi functions.
struct HttpdConnData {
struct espconn *conn;
int remote_port;
uint8 remote_ip[4];
//int remote_port;
//uint8 remote_ip[4];
uint32 startTime;
char requestType;
char requestType; // HTTP_METHOD_GET | HTTPD_METHOD_POST
char *url;
char *getArgs;
const void *cgiArg;

Write Preview
Loading…
Cancel
Save