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uwsgi.h
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/* uWSGI */
/* indent -i8 -br -brs -brf -l0 -npsl -nip -npcs -npsl -di1 -il0 */
#ifdef __cplusplus
extern "C" {
#endif
#define UMAX16 65536
#define UMAX8 256
#define UMAX64_STR "18446744073709551615"
#define MAX64_STR "-9223372036854775808"
#define uwsgi_error(x) uwsgi_log("%s: %s [%s line %d]\n", x, strerror(errno), __FILE__, __LINE__);
#define uwsgi_error_realpath(x) uwsgi_log("realpath() of %s failed: %s [%s line %d]\n", x, strerror(errno), __FILE__, __LINE__);
#define uwsgi_log_safe(x) if (uwsgi.original_log_fd != 2) dup2(uwsgi.original_log_fd, 2) ; uwsgi_log(x);
#define uwsgi_error_safe(x) if (uwsgi.original_log_fd != 2) dup2(uwsgi.original_log_fd, 2) ; uwsgi_log("%s: %s [%s line %d]\n", x, strerror(errno), __FILE__, __LINE__);
#define uwsgi_log_initial if (!uwsgi.no_initial_output) uwsgi_log
#define uwsgi_log_alarm(x, ...) uwsgi_log("[uwsgi-alarm" x, __VA_ARGS__)
#define uwsgi_fatal_error(x) uwsgi_error(x); exit(1);
#define uwsgi_error_open(x) uwsgi_log("open(\"%s\"): %s [%s line %d]\n", x, strerror(errno), __FILE__, __LINE__);
#define uwsgi_req_error(x) if (wsgi_req->uri_len > 0 && wsgi_req->method_len > 0 && wsgi_req->remote_addr_len > 0) uwsgi_log_verbose("%s: %s [%s line %d] during %.*s %.*s (%.*s)\n", x, strerror(errno), __FILE__, __LINE__,\
wsgi_req->method_len, wsgi_req->method, wsgi_req->uri_len, wsgi_req->uri, wsgi_req->remote_addr_len, wsgi_req->remote_addr); else uwsgi_log_verbose("%s %s [%s line %d] \n",x, strerror(errno), __FILE__, __LINE__);
#define uwsgi_debug(x, ...) uwsgi_log("[uWSGI DEBUG] " x, __VA_ARGS__);
#define uwsgi_rawlog(x) if (write(2, x, strlen(x)) != strlen(x)) uwsgi_error("write()")
#define uwsgi_str(x) uwsgi_concat2(x, (char *)"")
#define uwsgi_notify(x) if (uwsgi.notify) uwsgi.notify(x)
#define uwsgi_notify_ready() uwsgi.shared->ready = 1 ; if (uwsgi.notify_ready) uwsgi.notify_ready()
#define uwsgi_apps uwsgi.workers[uwsgi.mywid].apps
#define uwsgi_apps_cnt uwsgi.workers[uwsgi.mywid].apps_cnt
#define wsgi_req_time ((wsgi_req->end_of_request-wsgi_req->start_of_request)/1000)
#define thunder_lock if (!uwsgi.is_et) {\
if (uwsgi.use_thunder_lock) {\
uwsgi_lock(uwsgi.the_thunder_lock);\
}\
else if (uwsgi.threads > 1) {\
pthread_mutex_lock(&uwsgi.thunder_mutex);\
}\
}
#define thunder_unlock if (!uwsgi.is_et) {\
if (uwsgi.use_thunder_lock) {\
uwsgi_unlock(uwsgi.the_thunder_lock);\
}\
else if (uwsgi.threads > 1) {\
pthread_mutex_unlock(&uwsgi.thunder_mutex);\
}\
}
#define uwsgi_check_scheme(file) (!uwsgi_startswith(file, "emperor://", 10) || !uwsgi_startswith(file, "http://", 7) || !uwsgi_startswith(file, "data://", 7) || !uwsgi_startswith(file, "sym://", 6) || !uwsgi_startswith(file, "fd://", 5) || !uwsgi_startswith(file, "exec://", 7) || !uwsgi_startswith(file, "section://", 10))
#define uwsgi_n64(x) strtoul(x, NULL, 10)
#define ushared uwsgi.shared
#define UWSGI_OPT_IMMEDIATE (1 << 0)
#define UWSGI_OPT_MASTER (1 << 1)
#define UWSGI_OPT_LOG_MASTER (1 << 2)
#define UWSGI_OPT_THREADS (1 << 3)
#define UWSGI_OPT_CHEAPER (1 << 4)
#define UWSGI_OPT_VHOST (1 << 5)
#define UWSGI_OPT_MEMORY (1 << 6)
#define UWSGI_OPT_PROCNAME (1 << 7)
#define UWSGI_OPT_LAZY (1 << 8)
#define UWSGI_OPT_NO_INITIAL (1 << 9)
#define UWSGI_OPT_NO_SERVER (1 << 10)
#define UWSGI_OPT_POST_BUFFERING (1 << 11)
#define UWSGI_OPT_CLUSTER (1 << 12)
#define UWSGI_OPT_MIME (1 << 13)
#define UWSGI_OPT_REQ_LOG_MASTER (1 << 14)
#define MAX_GENERIC_PLUGINS 64
#define MAX_GATEWAYS 64
#define MAX_TIMERS 64
#define MAX_CRONS 64
#define UWSGI_VIA_SENDFILE 1
#define UWSGI_VIA_ROUTE 2
#define UWSGI_VIA_OFFLOAD 3
#ifndef UWSGI_LOAD_EMBEDDED_PLUGINS
#define UWSGI_LOAD_EMBEDDED_PLUGINS
#endif
#ifndef UWSGI_DECLARE_EMBEDDED_PLUGINS
#define UWSGI_DECLARE_EMBEDDED_PLUGINS
#endif
#ifdef UWSGI_EMBED_CONFIG
extern char UWSGI_EMBED_CONFIG;
extern char UWSGI_EMBED_CONFIG_END;
#endif
#define UDEP(pname) extern struct uwsgi_plugin pname##_plugin;
#define ULEP(pname)\
if (pname##_plugin.request) {\
uwsgi.p[pname##_plugin.modifier1] = &pname##_plugin;\
if (uwsgi.p[pname##_plugin.modifier1]->on_load)\
uwsgi.p[pname##_plugin.modifier1]->on_load();\
}\
else {\
if (uwsgi.gp_cnt >= MAX_GENERIC_PLUGINS) {\
uwsgi_log("you have embedded too much generic plugins !!!\n");\
exit(1);\
}\
uwsgi.gp[uwsgi.gp_cnt] = &pname##_plugin;\
if (uwsgi.gp[uwsgi.gp_cnt]->on_load)\
uwsgi.gp[uwsgi.gp_cnt]->on_load();\
uwsgi.gp_cnt++;\
}\
#define fill_plugin_table(x, up)\
if (up->request) {\
uwsgi.p[x] = up;\
}\
else {\
if (uwsgi.gp_cnt >= MAX_GENERIC_PLUGINS) {\
uwsgi_log("you have embedded to much generic plugins !!!\n");\
exit(1);\
}\
uwsgi.gp[uwsgi.gp_cnt] = up;\
uwsgi.gp_cnt++;\
}\
#define uwsgi_foreach(x, y) for(x=y;x;x = x->next)
#define uwsgi_foreach_token(x, y, z, w) for(z=strtok_r(x, y, &w);z;z = strtok_r(NULL, y, &w))
#ifndef __need_IOV_MAX
#define __need_IOV_MAX
#endif
#ifdef __sun__
#ifndef _XPG4_2
#define _XPG4_2
#endif
#ifndef __EXTENSIONS__
#define __EXTENSIONS__
#endif
#endif
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#include <stdio.h>
#ifdef __UCLIBC__
#include <sched.h>
#endif
#undef _GNU_SOURCE
#include <stdlib.h>
#include <stddef.h>
#include <signal.h>
#include <math.h>
#include <sys/types.h>
#ifdef __linux__
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#ifndef __USE_GNU
#define __USE_GNU
#endif
#endif
#include <sys/socket.h>
#include <net/if.h>
#ifdef __linux__
#ifndef MSG_FASTOPEN
#define MSG_FASTOPEN 0x20000000
#endif
#endif
#undef _GNU_SOURCE
#include <netinet/in.h>
#include <termios.h>
#ifdef UWSGI_UUID
#include <uuid/uuid.h>
#endif
#include <string.h>
#include <sys/stat.h>
#include <netinet/tcp.h>
#ifdef __linux__
#ifndef TCP_FASTOPEN
#define TCP_FASTOPEN 23
#endif
#endif
#include <netdb.h>
#ifdef __FreeBSD__
#include <sys/sysctl.h>
#include <sys/param.h>
#include <sys/cpuset.h>
#include <sys/jail.h>
#ifdef UWSGI_HAS_FREEBSD_LIBJAIL
#include <jail.h>
#endif
#endif
#include <sys/ipc.h>
#include <sys/sem.h>
#include <stdarg.h>
#include <errno.h>
#ifndef __USE_ISOC99
#define __USE_ISOC99
#endif
#include <ctype.h>
#include <sys/time.h>
#include <unistd.h>
#ifdef UWSGI_HAS_IFADDRS
#include <ifaddrs.h>
#endif
#include <pwd.h>
#include <grp.h>
#include <sys/utsname.h>
#ifdef __linux__
#include <sched.h>
#include <sys/prctl.h>
#include <linux/limits.h>
#endif
#if defined(__linux) || defined(__FreeBSD__)
#include <sys/mount.h>
#endif
#ifdef __linux__
extern int pivot_root(const char *new_root, const char *put_old);
#endif
#include <limits.h>
#include <dirent.h>
#ifndef UWSGI_PLUGIN_BASE
#define UWSGI_PLUGIN_BASE ""
#endif
#include <arpa/inet.h>
#include <sys/mman.h>
#include <sys/file.h>
#include <stdint.h>
#include <sys/wait.h>
#ifdef __APPLE__
#ifndef MAC_OS_X_VERSION_MIN_REQUIRED
#define MAC_OS_X_VERSION_MIN_REQUIRED MAC_OS_X_VERSION_10_4
#endif
#include <mach-o/dyld.h>
#endif
#include <dlfcn.h>
#include <poll.h>
#include <sys/uio.h>
#include <sys/un.h>
#include <fcntl.h>
#include <pthread.h>
#include <sys/resource.h>
#include <getopt.h>
#ifdef __APPLE__
#include <libkern/OSAtomic.h>
#include <mach/task.h>
#include <mach/mach_init.h>
#endif
#ifdef _POSIX_C_SOURCE
#undef _POSIX_C_SOURCE
#endif
#if defined(__sun__)
#define WAIT_ANY (-1)
#include <sys/filio.h>
#define PRIO_MAX 20
#endif
#if defined(__HAIKU__) || defined(__CYGWIN__)
#ifndef WAIT_ANY
#define WAIT_ANY (-1)
#endif
#define PRIO_MAX 20
#endif
#include <sys/ioctl.h>
#ifdef __linux__
#include <sys/sendfile.h>
#include <sys/epoll.h>
#elif defined(__sun__)
#include <sys/sendfile.h>
#include <sys/devpoll.h>
#elif defined(__HAIKU__)
#elif defined(__CYGWIN__)
#elif defined(__HURD__)
#else
#include <sys/event.h>
#endif
#ifdef UWSGI_CAP
#include <sys/capability.h>
#endif
#ifdef __HAIKU__
#include <kernel/OS.h>
#endif
#undef _XOPEN_SOURCE
#ifdef __sun__
#undef __EXTENSIONS__
#endif
#ifdef UWSGI_ZEROMQ
#include <zmq.h>
#endif
#define UWSGI_CACHE_FLAG_UNGETTABLE 0x01
#define UWSGI_CACHE_FLAG_UPDATE 1 << 1
#define UWSGI_CACHE_FLAG_LOCAL 1 << 2
#define UWSGI_CACHE_FLAG_ABSEXPIRE 1 << 3
#define UWSGI_CACHE_FLAG_MATH 1 << 4
#define UWSGI_CACHE_FLAG_INC 1 << 5
#define UWSGI_CACHE_FLAG_DEC 1 << 6
#define UWSGI_CACHE_FLAG_MUL 1 << 7
#define UWSGI_CACHE_FLAG_DIV 1 << 8
#define UWSGI_CACHE_FLAG_FIXEXPIRE 1 << 9
#ifdef UWSGI_SSL
#include "openssl/conf.h"
#include "openssl/ssl.h"
#include <openssl/err.h>
#endif
#include <glob.h>
#ifdef __CYGWIN__
#define __WINCRYPT_H__
#include <windows.h>
#ifdef UWSGI_UUID
#undef uuid_t
#endif
#undef CMSG_DATA
#define CMSG_DATA(cmsg) \
((unsigned char *) ((struct cmsghdr *)(cmsg) + 1))
#endif
struct uwsgi_buffer {
char *buf;
size_t pos;
size_t len;
size_t limit;
#ifdef UWSGI_DEBUG_BUFFER
int freed;
#endif
};
struct uwsgi_string_list {
char *value;
size_t len;
uint64_t custom;
uint64_t custom2;
void *custom_ptr;
struct uwsgi_string_list *next;
};
struct uwsgi_custom_option {
char *name;
char *value;
int has_args;
struct uwsgi_custom_option *next;
};
struct uwsgi_lock_item {
char *id;
void *lock_ptr;
int rw;
pid_t pid;
int can_deadlock;
struct uwsgi_lock_item *next;
};
struct uwsgi_lock_ops {
struct uwsgi_lock_item *(*lock_init) (char *);
pid_t(*lock_check) (struct uwsgi_lock_item *);
void (*lock) (struct uwsgi_lock_item *);
void (*unlock) (struct uwsgi_lock_item *);
struct uwsgi_lock_item *(*rwlock_init) (char *);
pid_t(*rwlock_check) (struct uwsgi_lock_item *);
void (*rlock) (struct uwsgi_lock_item *);
void (*wlock) (struct uwsgi_lock_item *);
void (*rwunlock) (struct uwsgi_lock_item *);
};
#define uwsgi_lock_init(x) uwsgi.lock_ops.lock_init(x)
#define uwsgi_lock_check(x) uwsgi.lock_ops.lock_check(x)
#define uwsgi_lock(x) uwsgi.lock_ops.lock(x)
#define uwsgi_unlock(x) uwsgi.lock_ops.unlock(x)
#define uwsgi_rwlock_init(x) uwsgi.lock_ops.rwlock_init(x)
#define uwsgi_rwlock_check(x) uwsgi.lock_ops.rwlock_check(x)
#define uwsgi_rlock(x) uwsgi.lock_ops.rlock(x)
#define uwsgi_wlock(x) uwsgi.lock_ops.wlock(x)
#define uwsgi_rwunlock(x) uwsgi.lock_ops.rwunlock(x)
#define uwsgi_wait_read_req(x) uwsgi.wait_read_hook(x->fd, uwsgi.shared->options[UWSGI_OPTION_SOCKET_TIMEOUT]) ; x->switches++
#define uwsgi_wait_write_req(x) uwsgi.wait_write_hook(x->fd, uwsgi.shared->options[UWSGI_OPTION_SOCKET_TIMEOUT]) ; x->switches++
#ifdef UWSGI_PCRE
#include <pcre.h>
#endif
#ifdef UWSGI_MATHEVAL
#include <matheval.h>
#endif
struct uwsgi_dyn_dict {
char *key;
int keylen;
char *value;
int vallen;
uint64_t hits;
int status;
#ifdef UWSGI_PCRE
pcre *pattern;
pcre_extra *pattern_extra;
#endif
struct uwsgi_dyn_dict *prev;
struct uwsgi_dyn_dict *next;
};
struct uwsgi_hook {
char *name;
int (*func)(char *);
struct uwsgi_hook *next;
};
#ifdef UWSGI_PCRE
struct uwsgi_regexp_list {
pcre *pattern;
pcre_extra *pattern_extra;
uint64_t custom;
char *custom_str;
void *custom_ptr;
struct uwsgi_regexp_list *next;
};
#endif
struct uwsgi_rbtree {
struct uwsgi_rb_timer *root;
struct uwsgi_rb_timer *sentinel;
};
struct uwsgi_rb_timer {
uint8_t color;
struct uwsgi_rb_timer *parent;
struct uwsgi_rb_timer *left;
struct uwsgi_rb_timer *right;
uint64_t value;
void *data;
};
struct uwsgi_rbtree *uwsgi_init_rb_timer(void);
struct uwsgi_rb_timer *uwsgi_min_rb_timer(struct uwsgi_rbtree *, struct uwsgi_rb_timer *);
struct uwsgi_rb_timer *uwsgi_add_rb_timer(struct uwsgi_rbtree *, uint64_t, void *);
void uwsgi_del_rb_timer(struct uwsgi_rbtree *, struct uwsgi_rb_timer *);
union uwsgi_sockaddr {
struct sockaddr sa;
struct sockaddr_in sa_in;
struct sockaddr_un sa_un;
#ifdef AF_INET6
struct sockaddr_in6 sa_in6;
#endif
};
union uwsgi_sockaddr_ptr {
struct sockaddr *sa;
struct sockaddr_in *sa_in;
struct sockaddr_un *sa_un;
#ifdef AF_INET6
struct sockaddr_in6 *sa_in6;
#endif
};
// Gateways are processes (managed by the master) that extends the
// server core features
// -- Gateways can prefork or spawn threads --
struct uwsgi_gateway {
char *name;
char *fullname;
void (*loop) (int, void *);
pid_t pid;
int num;
int use_signals;
int internal_subscription_pipe[2];
uint64_t respawns;
void *data;
};
struct uwsgi_gateway_socket {
char *name;
size_t name_len;
int fd;
char *zerg;
char *port;
int port_len;
int no_defer;
void *data;
int subscription;
int shared;
char *owner;
struct uwsgi_gateway *gateway;
struct uwsgi_gateway_socket *next;
// could be useful for ssl
void *ctx;
// could be useful ofr plugins
int mode;
};
// Daemons are external processes maintained by the master
struct uwsgi_daemon {
char *command;
pid_t pid;
uint64_t respawns;
time_t born;
time_t last_spawn;
int status;
int registered;
int has_daemonized;
char *pidfile;
int daemonize;
// this is incremented every time a pidfile is not found
uint64_t pidfile_checks;
// frequency of pidfile checks (default 10 secs)
int freq;
#ifdef UWSGI_SSL
char *legion;
#endif
struct uwsgi_daemon *next;
};
struct uwsgi_logger {
char *name;
char *id;
ssize_t(*func) (struct uwsgi_logger *, char *, size_t);
int configured;
int fd;
void *data;
union uwsgi_sockaddr addr;
socklen_t addr_len;
int count;
struct msghdr msg;
char *buf;
// used by choosen logger
char *arg;
struct uwsgi_logger *next;
};
#ifdef UWSGI_SSL
struct uwsgi_legion_node {
char *name;
uint16_t name_len;
uint64_t valor;
char uuid[37];
char *scroll;
uint16_t scroll_len;
uint64_t checksum;
uint64_t lord_valor;
char lord_uuid[36];
time_t last_seen;
struct uwsgi_legion_node *prev;
struct uwsgi_legion_node *next;
};
struct uwsgi_legion {
char *legion;
uint16_t legion_len;
uint64_t valor;
char *addr;
char *name;
uint16_t name_len;
pid_t pid;
char uuid[37];
int socket;
int quorum;
int changed;
// if set the next packet will be a death-announce
int dead;
// set to 1 first time when quorum is reached
int joined;
uint64_t checksum;
char *scroll;
uint16_t scroll_len;
char *lord_scroll;
uint16_t lord_scroll_len;
uint16_t lord_scroll_size;
char lord_uuid[36];
uint64_t lord_valor;
time_t i_am_the_lord;
time_t unix_check;
time_t last_warning;
struct uwsgi_lock_item *lock;
EVP_CIPHER_CTX *encrypt_ctx;
EVP_CIPHER_CTX *decrypt_ctx;
char *scrolls;
uint64_t scrolls_len;
uint64_t scrolls_max_size;
// found nodes dynamic lists
struct uwsgi_legion_node *nodes_head;
struct uwsgi_legion_node *nodes_tail;
// static list of nodes to send announces to
struct uwsgi_string_list *nodes;
struct uwsgi_string_list *lord_hooks;
struct uwsgi_string_list *unlord_hooks;
struct uwsgi_string_list *setup_hooks;
struct uwsgi_string_list *death_hooks;
struct uwsgi_string_list *join_hooks;
struct uwsgi_string_list *node_joined_hooks;
struct uwsgi_string_list *node_left_hooks;
struct uwsgi_legion *next;
};
struct uwsgi_legion_action {
char *name;
int (*func) (struct uwsgi_legion *, char *);
struct uwsgi_legion_action *next;
};
#endif
struct uwsgi_queue_header {
uint64_t pos;
uint64_t pull_pos;
};
struct uwsgi_queue_item {
uint64_t size;
time_t ts;
};
struct uwsgi_hash_algo {
char *name;
uint32_t(*func) (char *, uint64_t);
struct uwsgi_hash_algo *next;
};
struct uwsgi_hash_algo *uwsgi_hash_algo_get(char *);
void uwsgi_hash_algo_register(char *, uint32_t(*)(char *, uint64_t));
void uwsgi_hash_algo_register_all(void);
// maintain alignment here !!!
struct uwsgi_cache_item {
// item specific flags
uint64_t flags;
// size of the key
uint64_t keysize;
// hash of the key
uint64_t hash;
// size of the value (64bit)
uint64_t valsize;
// block position (in non-bitmap mode maps to the key index)
uint64_t first_block;
// 64bit expiration (0 for immortal)
uint64_t expires;
// 64bit hits
uint64_t hits;
// previous same-hash item
uint64_t prev;
// next same-hash item
uint64_t next;
// key characters follows...
char key[];
} __attribute__ ((__packed__));
struct uwsgi_cache {
char *name;
uint16_t name_len;
uint64_t keysize;
uint64_t blocks;
uint64_t blocksize;
struct uwsgi_hash_algo *hash;
uint64_t *hashtable;
uint32_t hashsize;
uint64_t first_available_block;
uint64_t *unused_blocks_stack;
uint64_t unused_blocks_stack_ptr;
uint8_t use_blocks_bitmap;
uint8_t *blocks_bitmap;
uint64_t blocks_bitmap_pos;
uint64_t blocks_bitmap_size;
uint64_t max_items;
uint64_t max_item_size;
uint64_t n_items;
struct uwsgi_cache_item *items;
uint8_t use_last_modified;
time_t last_modified_at;
void *data;
uint8_t no_expire;
uint64_t full;
uint64_t hits;
uint64_t miss;
char *store;
uint64_t filesize;
uint64_t store_sync;
int64_t math_initial;
struct uwsgi_string_list *nodes;
int udp_node_socket;
struct uwsgi_string_list *sync_nodes;
struct uwsgi_string_list *udp_servers;
struct uwsgi_lock_item *lock;
struct uwsgi_cache *next;
};
struct uwsgi_option {
char *name;
int type;
int shortcut;
char *help;
void (*func) (char *, char *, void *);
void *data;
uint64_t flags;
};
struct uwsgi_opt {
char *key;
char *value;
int configured;
};
#define UWSGI_OK 0
#define UWSGI_AGAIN 1
#define UWSGI_ACCEPTING 2
#define UWSGI_PAUSED 3
#ifdef __linux__
#include <endian.h>
#elif defined(__sun__)
#include <sys/byteorder.h>
#ifdef _BIG_ENDIAN
#define __BIG_ENDIAN__ 1
#endif
#elif defined(__APPLE__)
#include <libkern/OSByteOrder.h>
#elif defined(__HAIKU__)
#elif defined(__HURD__)
#define PATH_MAX 8192
#define RTLD_DEFAULT ((void *) 0)
#else
#include <machine/endian.h>
#endif
#define UWSGI_OPTION_LOGGING 0
#define UWSGI_OPTION_MAX_REQUESTS 1
#define UWSGI_OPTION_SOCKET_TIMEOUT 2
#define UWSGI_OPTION_MEMORY_DEBUG 3
#define UWSGI_OPTION_MASTER_INTERVAL 4
#define UWSGI_OPTION_HARAKIRI 5
#define UWSGI_OPTION_CGI_MODE 6
#define UWSGI_OPTION_THREADS 7
#define UWSGI_OPTION_REAPER 8
#define UWSGI_OPTION_LOG_ZERO 9
#define UWSGI_OPTION_LOG_SLOW 10
#define UWSGI_OPTION_LOG_4xx 11
#define UWSGI_OPTION_LOG_5xx 12
#define UWSGI_OPTION_LOG_BIG 13
#define UWSGI_OPTION_LOG_SENDFILE 14
#define UWSGI_OPTION_BACKLOG_STATUS 15
#define UWSGI_OPTION_BACKLOG_ERRORS 16
#define UWSGI_OPTION_SPOOLER_HARAKIRI 17
#define UWSGI_OPTION_MULE_HARAKIRI 18
#define UWSGI_OPTION_MAX_WORKER_LIFETIME 19
#define UWSGI_OPTION_MIN_WORKER_LIFETIME 20
#define UWSGI_SPOOLER_EXTERNAL 1
#define UWSGI_MODIFIER_ADMIN_REQUEST 10
#define UWSGI_MODIFIER_SPOOL_REQUEST 17
#define UWSGI_MODIFIER_EVAL 22
#define UWSGI_MODIFIER_FASTFUNC 26
#define UWSGI_MODIFIER_MANAGE_PATH_INFO 30
#define UWSGI_MODIFIER_MESSAGE 31
#define UWSGI_MODIFIER_MESSAGE_ARRAY 32
#define UWSGI_MODIFIER_MESSAGE_MARSHAL 33
#define UWSGI_MODIFIER_MULTICAST_ANNOUNCE 73
#define UWSGI_MODIFIER_MULTICAST 74
#define UWSGI_MODIFIER_PING 100
#define UWSGI_MODIFIER_RESPONSE 255
#define NL_SIZE 2
#define H_SEP_SIZE 2
#define UWSGI_RELOAD_CODE 17
#define UWSGI_END_CODE 30
#define UWSGI_EXILE_CODE 26
#define UWSGI_FAILED_APP_CODE 22
#define UWSGI_DE_HIJACKED_CODE 173
#define UWSGI_EXCEPTION_CODE 5
#define UWSGI_QUIET_CODE 29
#define UWSGI_BRUTAL_RELOAD_CODE 31
#define MAX_VARS 64
struct uwsgi_loop {
char *name;
void (*loop) (void);
struct uwsgi_loop *next;
};
struct wsgi_request;
struct uwsgi_socket {
int fd;
char *name;
int name_len;
int family;
int bound;
int arg;
void *ctx;
int queue;
int no_defer;
int auto_port;
// true if connection must be initialized for each core
int per_core;
// this is the protocol internal name
char *proto_name;
// call that when a request is accepted
int (*proto_accept) (struct wsgi_request *, int);
// call that to parse the request (without the body)
int (*proto) (struct wsgi_request *);
// call that to write reponse
int (*proto_write) (struct wsgi_request *, char *, size_t);
// call that to write headers (if a special case is needed for them)
int (*proto_write_headers) (struct wsgi_request *, char *, size_t);
// call that when sendfile() is invoked
int (*proto_sendfile) (struct wsgi_request *, int, size_t, size_t);
// call that to read the body of a request (could map to a simple read())
ssize_t(*proto_read_body) (struct wsgi_request *, char *, size_t);
// hook to call when a new series of response headers is created
struct uwsgi_buffer *(*proto_prepare_headers) (struct wsgi_request *, char *, uint16_t);
// hook to call when a header must be added
struct uwsgi_buffer *(*proto_add_header) (struct wsgi_request *, char *, uint16_t, char *, uint16_t);
// last function to call before sending headers to the client
int (*proto_fix_headers) (struct wsgi_request *);
// hook to call when a request is closed
void (*proto_close) (struct wsgi_request *);
// special hook to call (if needed) in multithread mode
void (*proto_thread_fixup) (struct uwsgi_socket *, int);
int edge_trigger;
int *retry;
int can_offload;
// this is a special map for having socket->thread mapping
int *fd_threads;
#ifdef UWSGI_UUID
char uuid[37];
#endif
// currently used by zeromq handlers
void *pub;
void *pull;
pthread_key_t key;
pthread_mutex_t lock;
char *receiver;
int disabled;
int recv_flag;
struct uwsgi_socket *next;
int lazy;
int shared;
int from_shared;
// used for avoiding vacuum mess
ino_t inode;
};
struct uwsgi_server;
struct uwsgi_plugin {
const char *name;
const char *alias;
uint8_t modifier1;
void *data;
void (*on_load) (void);
int (*init) (void);
void (*post_init) (void);
void (*post_fork) (void);
struct uwsgi_option *options;
void (*enable_threads) (void);
void (*init_thread) (int);
int (*request) (struct wsgi_request *);
void (*after_request) (struct wsgi_request *);
void (*preinit_apps) (void);
void (*init_apps) (void);
void (*postinit_apps) (void);
void (*fixup) (void);
void (*master_fixup) (int);
void (*master_cycle) (void);
int (*mount_app) (char *, char *);
int (*manage_udp) (char *, int, char *, int);
void (*suspend) (struct wsgi_request *);
void (*resume) (struct wsgi_request *);
void (*harakiri) (int);
void (*hijack_worker) (void);
void (*spooler_init) (void);
void (*atexit) (void);
int (*magic) (char *, char *);
void *(*encode_string) (char *);
char *(*decode_string) (void *);
int (*signal_handler) (uint8_t, void *);