mirror of
https://gitee.com/acl-dev/acl.git
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9697f95b8f
This reverts commit 15d999759e
.
341 lines
9.5 KiB
C
341 lines
9.5 KiB
C
#include "lib_acl.h"
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#include "lib_protocol.h"
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#include "dict_pool.h"
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#include "service_main.h"
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#include "http_service.h"
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#define STR acl_vstring_str
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#define LEN ACL_VSTRING_LEN
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static ACL_HTABLE *__db_table = NULL;
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static __thread ACL_VSTREAM *__stream_out = NULL;
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static const char *__partions[] = {
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"./cache1",
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"./cache2",
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"./cache3",
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"./cache4"
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};
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static int __partions_size = 4;
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/* ³õʼ»¯º¯Êý */
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void http_service_init(void *init_ctx acl_unused)
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{
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const char *myname = "http_service_init";
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DICT_POOL *pool;
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ACL_ARGV *argv;
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ACL_VSTRING *buf = acl_vstring_alloc(256);
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char *ptr, *name;
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int i, n, has_default_db = 0;
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http_init(NULL);
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dict_pool_init();
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if (__db_table != NULL)
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acl_msg_fatal("%s(%d): service_init been called more than once",
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myname, __LINE__);
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__db_table = acl_htable_create(10, 0);
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argv = acl_argv_split(var_cfg_dbnames, ", ");
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if (argv == NULL)
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acl_msg_fatal("%s(%d): db_names(%s) invalid", myname, __LINE__, var_cfg_dbnames);
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for (i = 0; i < argv->argc; i++) {
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name = argv->argv[i];
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ptr = strchr(name, ':');
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if (ptr == NULL) {
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acl_msg_warn("%s(%d): dbname(%s) use one db",
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myname, __LINE__, name);
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n = 1;
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} else {
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*ptr++ = 0;
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n = atoi(ptr);
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}
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if (n <= 0)
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n = 1;
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acl_lowercase(name);
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/* acl_vstring_sprintf(buf, "btree:%s/%s", var_cfg_dbpath, name); */
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pool = dict_pool_new(__partions, __partions_size, "btree",
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var_cfg_dbpath, name, 1);
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if (acl_htable_enter(__db_table, name, (char*) pool) == NULL)
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acl_msg_fatal("%s(%d): add %s error", myname, __LINE__, name);
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if (strcmp(name, "default") == 0)
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has_default_db = 1;
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}
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acl_argv_free(argv);
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if (!has_default_db) {
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/*
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acl_vstring_sprintf(buf, "btree:%s/default", var_cfg_dbpath);
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pool = dict_pool_new(STR(buf), 8);
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*/
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pool = dict_pool_new(__partions, __partions_size, "btree",
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var_cfg_dbpath, "default", 1);
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if (acl_htable_enter(__db_table, "default", (char*) pool) == NULL)
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acl_msg_fatal("%s(%d): add default error", myname, __LINE__);
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}
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acl_vstring_free(buf);
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}
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static void dict_pool_free_fn(void *arg)
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{
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DICT_POOL *pool = (DICT_POOL*) arg;
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dict_pool_free(pool);
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}
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void http_service_exit(void *exit_ctx acl_unused)
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{
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if (__db_table)
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acl_htable_free(__db_table, dict_pool_free_fn);
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}
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static int set_to_db(ACL_VSTREAM *client acl_unused, HTTP_HDR_REQ *hdr_req,
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DICT_POOL *dict_pool, const char *key, const char *value, size_t len)
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{
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const char reply_200_keep[] = "HTTP/1.1 200 OK\r\n"
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"Accept-Ranges: bytes\r\n"
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"Server: dict_http/1.0.0 (Unix)\r\n"
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"Content-Length: 9\r\n"
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"Connection: keep-alive\r\n"
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"\r\n"
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"200 OK!\r\n";
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const char reply_200_close[] = "HTTP/1.1 200 OK\r\n"
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"Accept-Ranges: bytes\r\n"
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"Server: dict_http/1.0.0 (Unix)\r\n"
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"Content-Length: 9\r\n"
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"Connection: close\r\n"
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"\r\n"
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"200 OK!\r\n";
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dict_pool_set(dict_pool, (char*) key, strlen(key), (char*) value, len);
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if (!hdr_req->hdr.keep_alive) {
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(void) acl_vstream_writen(__stream_out, reply_200_close, sizeof(reply_200_close) - 1);
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return (-1);
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}
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if (acl_vstream_writen(__stream_out, reply_200_keep, sizeof(reply_200_keep) - 1) == ACL_VSTREAM_EOF)
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return (-1);
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return (0);
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}
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static int get_from_db(ACL_VSTREAM *client acl_unused, const HTTP_HDR_REQ *hdr_req,
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DICT_POOL *dict_pool, const char *key)
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{
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static char reply_404_close[] = "HTTP/1.1 404 not found\r\n"
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"Accept-Ranges: bytes\r\n"
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"Server: dict_http/1.0.0 (Unix)\r\n"
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"Content-Length: 15\r\n"
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"Connection: close\r\n"
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"\r\n"
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"404 not found\r\n";
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static char reply_200_keep[] = "HTTP/1.1 200 OK\r\n"
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"Accept-Ranges: bytes\r\n"
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"Server: dict_http/1.0.0 (Unix)\r\n"
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"Content-type: text/html\r\n"
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"Connection: keep-alive\r\n";
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static char reply_200_close[] = "HTTP/1.1 200 OK\r\n"
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"Accept-Ranges: bytes\r\n"
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"Server: dict_http/1.0.0 (Unix)\r\n"
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"Content-type: text/html\r\n"
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"Connection: close\r\n";
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const char *found_second_fmt = "Content-Length: %d\r\n\r\n";
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char found_second[256];
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char *value;
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size_t size;
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struct iovec iov[3];
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if (var_cfg_use_bdb) {
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value = dict_pool_get(dict_pool, (char*) key, strlen(key), &size);
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if (value == NULL) {
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(void) acl_vstream_writen(__stream_out, reply_404_close, sizeof(reply_404_close) - 1);
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return (-1);
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}
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} else {
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key = key;
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dict_pool = dict_pool;
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value = acl_mystrdup("test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4test4\r\n");
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size = strlen(value);
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}
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snprintf(found_second, sizeof(found_second), found_second_fmt, size);
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if (hdr_req->hdr.keep_alive) {
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iov[0].iov_base = reply_200_keep;
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iov[0].iov_len = sizeof(reply_200_keep) - 1;
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} else {
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iov[0].iov_base = reply_200_close;
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iov[0].iov_len = sizeof(reply_200_close) - 1;
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}
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iov[1].iov_base = found_second;
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iov[1].iov_len = strlen(found_second);
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iov[2].iov_base = value;
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iov[2].iov_len = size;
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if (acl_vstream_writevn(__stream_out, iov, 3) == ACL_VSTREAM_EOF) {
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acl_myfree(value);
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return (-1);
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}
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acl_myfree(value);
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if (!hdr_req->hdr.keep_alive)
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return (-1);
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return (0);
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}
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static int get_body_from_req(ACL_VSTREAM *client, HTTP_HDR_REQ *hdr_req, ACL_VSTRING *sbuf)
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{
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http_off_t n;
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char buf[4096];
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HTTP_REQ *http_req = NULL;
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http_req = http_req_new(hdr_req);
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#define MAX_LEN 1024 * 8
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#undef RETURN
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#define RETURN(_x_) do { \
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if (http_req) { \
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http_req->hdr_req = NULL; \
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http_req_free(http_req); \
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} \
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return (_x_); \
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} while (0)
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while (1) {
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n = http_req_body_get_sync2(http_req, client, buf, sizeof(buf));
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if (n < 0) {
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RETURN (-1);
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} else if (n == 0)
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break;
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if (acl_vstring_memcat(sbuf, buf, (size_t) n) == NULL) {
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RETURN (-1);
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}
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if (LEN(sbuf) > MAX_LEN) {
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RETURN (-1);
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}
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}
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RETURN (0);
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}
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static int http_service(ACL_VSTREAM *client)
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{
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const char *myname = "http_service";
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HTTP_HDR_REQ *hdr_req = NULL;
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ACL_VSTRING *sbuf = NULL;
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char dbname[256];
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const char *ptr, *action, *method, *key;
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DICT_POOL *dict_pool;
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int ret;
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#undef RETURN
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#define RETURN(_x_) do { \
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if (hdr_req) \
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http_hdr_req_free(hdr_req); \
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if (sbuf) \
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acl_vstring_free(sbuf); \
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return (_x_); \
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} while (0)
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hdr_req = http_hdr_req_new();
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ret = http_hdr_req_get_sync(hdr_req, client, var_cfg_rw_timeout);
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if (ret != HTTP_CHAT_OK) {
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acl_debug(100, 2) ("%s(%d): get http req hdr error(%d, %s)",
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myname, __LINE__, ret, strerror(errno));
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RETURN (-1);
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}
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if (http_hdr_req_parse(hdr_req) < 0) {
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acl_msg_error("%s(%d); parse req hdr error", myname, __LINE__);
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http_error_reply(client, 400, "Bad request, invalid request header");
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RETURN (-1);
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}
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ptr = http_hdr_req_param(hdr_req, "dbname");
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if (ptr == NULL)
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ACL_SAFE_STRNCPY(dbname, "default", sizeof(dbname));
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else {
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ACL_SAFE_STRNCPY(dbname, ptr, sizeof(dbname));
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acl_lowercase(dbname);
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}
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dict_pool = (DICT_POOL*) acl_htable_find(__db_table, dbname);
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if (dict_pool == NULL) {
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acl_msg_error("%s(%d): dbname(%s) not found",
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myname, __LINE__, dbname);
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http_error_reply(client, 404, "Dict not exist");
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RETURN (-1);
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}
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method = http_hdr_req_method(hdr_req);
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if (method == NULL) {
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acl_msg_error("%s(%d): no method", myname, __LINE__);
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http_error_reply(client, 400, "Bad request, no Method");
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RETURN (-1);
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}
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key = http_hdr_req_param(hdr_req, "key");
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if (key == NULL) {
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acl_msg_error("%s(%d): no key(%s)", myname, __LINE__, STR(hdr_req->url_part));
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http_error_reply(client, 400, "Bad request, no key");
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RETURN (-1);
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}
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action = http_hdr_req_param(hdr_req, "action");
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if (action == NULL) {
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acl_msg_error("%s(%d): no action", myname, __LINE__);
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http_error_reply(client, 400, "Bad request, no action");
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RETURN (-1);
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} else if (strcasecmp(action, "set") == 0) {
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if (strcasecmp(method, "GET") == 0) {
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ptr = http_hdr_req_param(hdr_req, "value");
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if (ptr == NULL) {
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acl_msg_error("%s(%d): no value", myname, __LINE__);
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http_error_reply(client, 400, "Bad request, no value");
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RETURN (-1);
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}
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ret = set_to_db(client, hdr_req, dict_pool, key, ptr, strlen(ptr));
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RETURN (ret);
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} else if (strcasecmp(method, "POST") == 0) {
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sbuf = acl_vstring_alloc(MAX_LEN);
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if (get_body_from_req(client, hdr_req, sbuf) < 0) {
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RETURN (-1);
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}
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ret = set_to_db(client, hdr_req, dict_pool, key, STR(sbuf), LEN(sbuf));
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RETURN (ret);
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} else {
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acl_msg_error("%s(%d): method(%s) not support",
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myname, __LINE__, method);
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http_error_reply(client, 501 , "Method not support");
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RETURN (-1);
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}
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} else if (strcasecmp(action, "get") == 0) {
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if (strcasecmp(method, "GET") != 0) {
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acl_msg_error("%s(%d): not GET method(%s) for get data",
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myname, __LINE__, method);
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http_error_reply(client, 400, "Bad request, should be GET request");
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RETURN (-1);
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}
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ret = get_from_db(client, hdr_req, dict_pool, key);
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RETURN (ret);
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} else {
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acl_msg_error("%s(%d): unsupport action(%s)",
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myname, __LINE__, action);
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http_error_reply(client, 400, "Bad request, not support action");
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RETURN (-1);
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}
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}
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/* ÐÒé´¦Àíº¯ÊýÈë¿Ú */
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int http_service_main(ACL_VSTREAM *client, void *run_ctx acl_unused)
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{
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if (isatty(ACL_VSTREAM_SOCK(client)))
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__stream_out = ACL_VSTREAM_OUT;
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else
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__stream_out = client;
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return (http_service(client));
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}
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