Merge branch 'master' of https://github.com/Agorise/c-ipfs
jmjatlanta
commit
5678a14eb3
113
core/api.c
113
core/api.c
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@ -8,6 +8,8 @@
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#include <stdio.h>
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#include <arpa/inet.h>
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#include <fcntl.h>
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#include "libp2p/net/p2pnet.h"
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#include "libp2p/utils/logger.h"
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#include "ipfs/core/api.h"
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@ -56,23 +58,25 @@ int find_chunk(char *buf, const size_t buf_size, size_t *pos, size_t *size)
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int read_chunked(int fd, struct s_request *req, char *already, size_t already_size)
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{
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char buf[MAX_READ], *p;
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size_t pos, nsize;
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size_t pos, nsize, buf_size = 0, r;
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while (already_size > 0) {
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if (already_size < 10 &&
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(already < buf || already > (buf + already_size))) {
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if (already_size > 0) {
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if (already_size <= sizeof(buf)) {
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memcpy(buf, already, already_size);
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already = buf;
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if (socket_read_select4(fd, 5) <= 0) {
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libp2p_logger_error("api", "socket timeout.\n");
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break;
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}
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nsize = read(fd, buf+already_size, sizeof(buf) - already_size);
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if (nsize > 0) {
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already_size += nsize;
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}
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buf_size += already_size;
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already_size = 0;
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} else {
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memcpy(buf, already, sizeof(buf));
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already += sizeof(buf);
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buf_size += sizeof(buf);
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already_size -= sizeof(buf);
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}
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if (!find_chunk(already, already_size, &pos, &nsize)) {
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}
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while(buf_size) {
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if (!find_chunk(buf, buf_size, &pos, &nsize)) {
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libp2p_logger_error("api", "fail find_chunk.\n");
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libp2p_logger_error("api", "nsize = %d.\n", nsize);
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return 0;
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}
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if (nsize == 0) {
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@ -80,37 +84,61 @@ int read_chunked(int fd, struct s_request *req, char *already, size_t already_si
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}
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p = realloc(req->buf, req->size + nsize);
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if (!p) {
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libp2p_logger_error("api", "fail realloc.\n");
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return 0;
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}
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req->buf = p;
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req->size += nsize;
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already += pos;
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already_size -= pos;
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while (nsize > already_size) {
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memcpy(req->buf + req->body + req->body_size, already, already_size);
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req->body_size += already_size;
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nsize -= already_size;
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already = buf;
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if (socket_read_select4(fd, 5) <= 0) {
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libp2p_logger_error("api", "socket timeout.\n");
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CPCHUNK:
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r = nsize;
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buf_size -= pos;
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if (r > buf_size) {
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r = buf_size;
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}
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memcpy(req->buf + req->body + req->body_size, buf + pos, r);
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req->body_size += r;
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nsize -= r;
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buf_size -= r;
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if (buf_size > 0) {
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memmove(buf, buf + pos + r, buf_size);
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}
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pos = 0;
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if (already_size > 0) {
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r = sizeof(buf) - buf_size;
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if (already_size <= r) {
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memcpy(buf, already, already_size);
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buf_size += already_size;
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already_size = 0;
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} else {
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memcpy(buf, already, r);
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already += r;
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buf_size += r;
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already_size -= r;
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}
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}
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if (socket_read_select4(fd, 5) > 0) {
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r = sizeof(buf) - buf_size;
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r = read(fd, buf+buf_size, r);
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buf_size += r;
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if (r == 0 && nsize == 0) {
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break;
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}
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already_size = read(fd, buf, sizeof buf);
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if (nsize <= 0) {
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if (r <= 0) {
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libp2p_logger_error("api", "read fail.\n");
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break;
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return 0;
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}
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}
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if (nsize) {
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memcpy(req->buf + req->body + req->body_size, already, nsize);
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req->body_size += nsize;
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already += nsize;
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}
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if (memcmp (already, "\r\n", 2)!=0) {
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if (nsize > 0)
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goto CPCHUNK; // still have data to transfer on current chunk.
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if (memcmp (buf, "\r\n", 2)!=0) {
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libp2p_logger_error("api", "fail CRLF.\n");
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return 0;
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}
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already += 2;
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already_size -= 2;
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}
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return 1;
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}
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@ -159,7 +187,7 @@ void *api_connection_thread (void *ptr)
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{
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int timeout, s, r;
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const INT_TYPE i = (INT_TYPE) ptr;
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char buf[MAX_READ+1], *p, *body;
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char resp[MAX_READ+1], buf[MAX_READ+1], *p, *body;
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char client[INET_ADDRSTRLEN];
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struct s_request req;
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int (*read_func)(int, struct s_request*, char*, size_t) = read_all;
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@ -201,6 +229,7 @@ void *api_connection_thread (void *ptr)
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req.method = 0;
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p = strchr(req.buf + req.method, ' ');
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if (!p) {
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libp2p_logger_error("api", "fail looking for space on method '%s'.\n", req.buf + req.method);
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write_cstr (s, HTTP_400);
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goto quit;
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}
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@ -208,6 +237,7 @@ void *api_connection_thread (void *ptr)
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req.path = p - req.buf;
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p = strchr(p, ' ');
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if (!p) {
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libp2p_logger_error("api", "fail looking for space on path '%s'.\n", req.buf + req.path);
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write_cstr (s, HTTP_400);
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goto quit;
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}
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@ -215,6 +245,7 @@ void *api_connection_thread (void *ptr)
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req.http_ver = p - req.buf;
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p = strchr(req.buf + req.http_ver, '\r');
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if (!p) {
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libp2p_logger_error("api", "fail looking for CR on http_ver '%s'.\n", req.buf + req.http_ver);
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write_cstr (s, HTTP_400);
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goto quit;
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}
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@ -234,10 +265,12 @@ void *api_connection_thread (void *ptr)
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}
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if (!read_func(s, &req, body, r - (body - buf))) {
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libp2p_logger_error("api", "fail read_func.\n");
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write_cstr (s, HTTP_500);
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goto quit;
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}
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p = strstr(req.buf + req.header, "Accept-Encoding:");
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libp2p_logger_error("api", "method = '%s'\n"
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"path = '%s'\n"
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"http_ver = '%s'\n"
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@ -246,6 +279,15 @@ void *api_connection_thread (void *ptr)
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req.buf+req.method, req.buf+req.path, req.buf+req.http_ver,
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req.buf+req.header, req.body_size);
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snprintf(resp, sizeof(resp), "%s 200 OK\r\n" \
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"Content-Type: application/json\r\n"
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"Server: c-ipfs/0.0.0-dev\r\n"
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"X-Chunked-Output: 1\r\n"
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"Connection: close\r\n"
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"Transfer-Encoding: chunked\r\n\r\n", req.buf + req.http_ver);
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write_str (s, resp);
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libp2p_logger_error("api", "resp = {\n%s\n}\n", resp);
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if (strcmp(req.buf + req.method, "GET")==0) {
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// just an error message, because it's not used.
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write_dual (s, req.buf + req.http_ver, strchr (HTTP_404, ' '));
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@ -253,6 +295,7 @@ void *api_connection_thread (void *ptr)
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// TODO: Handle chunked/gzip/form-data/json POST requests.
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}
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} else {
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libp2p_logger_error("api", "fail looking for body.\n");
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write_cstr (s, HTTP_400);
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}
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