forked from mirrors/kore
c999bf5001
Configurable via spdy_idle_time in your configuration file. Setting this to 0 will keep SPDY sessions open indefinately.
313 lines
8.7 KiB
C
313 lines
8.7 KiB
C
/*
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* Copyright (c) 2013 Joris Vink <joris@coders.se>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef __H_KORE_H
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#define __H_KORE_H
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#include <sys/types.h>
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#include <sys/queue.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <openssl/err.h>
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#include <openssl/ssl.h>
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#include <errno.h>
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#include <regex.h>
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#include <syslog.h>
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#include <unistd.h>
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#include <zlib.h>
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#include "spdy.h"
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#define KORE_RESULT_ERROR 0
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#define KORE_RESULT_OK 1
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#define KORE_RESULT_RETRY 2
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#define KORE_VERSION_MAJOR 0
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#define KORE_VERSION_MINOR 1
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#define KORE_VERSION_PATCH 0
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#define KORE_NAME_STRING "kore"
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#define errno_s strerror(errno)
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#define ssl_errno_s ERR_error_string(ERR_get_error(), NULL)
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#define KORE_DOMAINNAME_LEN 254
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#define KORE_PIDFILE_DEFAULT "/var/run/kore.pid"
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#define KORE_DEFAULT_CIPHER_LIST "HIGH:!aNULL:!MD5;"
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#define kore_debug(fmt, ...) \
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if (kore_debug) \
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kore_debug_internal(__FILE__, __LINE__, fmt, ##__VA_ARGS__)
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#define NETBUF_RECV 0
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#define NETBUF_SEND 1
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#define NETBUF_CALL_CB_ALWAYS 0x01
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#define NETBUF_FORCE_REMOVE 0x02
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struct netbuf {
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u_int8_t *buf;
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u_int32_t offset;
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u_int32_t len;
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u_int8_t type;
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u_int8_t flags;
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void *owner;
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void *extra;
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int (*cb)(struct netbuf *);
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TAILQ_ENTRY(netbuf) list;
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};
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struct listener {
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int fd;
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struct sockaddr_in sin;
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};
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#define CONN_STATE_UNKNOWN 0
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#define CONN_STATE_SSL_SHAKE 1
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#define CONN_STATE_ESTABLISHED 2
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#define CONN_STATE_DISCONNECTING 3
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#define CONN_PROTO_UNKNOWN 0
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#define CONN_PROTO_SPDY 1
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#define CONN_PROTO_HTTP 2
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#define CONN_READ_POSSIBLE 0x01
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#define CONN_WRITE_POSSIBLE 0x02
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#define CONN_WRITE_BLOCK 0x04
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#define CONN_IDLE_TIMER_ACT 0x10
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#define CONN_READ_BLOCK 0x20
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#define KORE_IDLE_TIMER_MAX 20000
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struct connection {
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int fd;
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u_int8_t state;
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u_int8_t proto;
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struct sockaddr_in sin;
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void *owner;
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SSL *ssl;
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u_int8_t flags;
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struct {
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u_int64_t length;
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u_int64_t start;
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} idle_timer;
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u_int8_t inflate_started;
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z_stream z_inflate;
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u_int8_t deflate_started;
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z_stream z_deflate;
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u_int32_t wsize_initial;
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TAILQ_HEAD(, netbuf) send_queue;
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TAILQ_HEAD(, netbuf) recv_queue;
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u_int32_t client_stream_id;
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TAILQ_HEAD(, spdy_stream) spdy_streams;
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TAILQ_ENTRY(connection) list;
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};
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#define HANDLER_TYPE_STATIC 1
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#define HANDLER_TYPE_DYNAMIC 2
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struct kore_module_handle {
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char *path;
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char *func;
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void *addr;
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int type;
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int errors;
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regex_t rctx;
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TAILQ_ENTRY(kore_module_handle) list;
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};
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struct kore_worker {
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u_int8_t id;
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u_int8_t cpu;
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u_int16_t load;
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pid_t pid;
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u_int8_t has_lock;
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u_int16_t accepted;
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u_int16_t accept_treshold;
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struct kore_module_handle *active_hdlr;
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};
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struct kore_domain {
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char *domain;
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char *certfile;
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char *certkey;
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int accesslog;
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SSL_CTX *ssl_ctx;
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TAILQ_HEAD(, kore_module_handle) handlers;
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TAILQ_ENTRY(kore_domain) list;
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};
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TAILQ_HEAD(kore_domain_h, kore_domain);
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#define KORE_BUF_INITIAL 128
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#define KORE_BUF_INCREMENT KORE_BUF_INITIAL
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struct kore_buf {
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u_int8_t *data;
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u_int32_t length;
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u_int32_t offset;
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};
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struct buf_vec {
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u_int8_t *data;
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u_int32_t length;
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};
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extern pid_t kore_pid;
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extern int kore_debug;
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extern int server_port;
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extern char *server_ip;
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extern char *chroot_path;
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extern char *runas_user;
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extern char *kore_module_onload;
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extern char *kore_pidfile;
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extern char *config_file;
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extern char kore_version_string[];
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extern char *kore_ssl_cipher_list;
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extern u_int64_t spdy_idle_time;
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extern u_int32_t meminuse;
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extern u_int16_t cpu_count;
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extern u_int8_t worker_count;
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extern u_int32_t worker_max_connections;
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extern u_int32_t worker_active_connections;
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extern struct listener server;
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extern struct kore_worker *worker;
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extern struct kore_domain_h domains;
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extern struct kore_domain *primary_dom;
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extern struct passwd *pw;
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void kore_signal(int);
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void kore_worker_wait(int);
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void kore_worker_init(void);
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void kore_worker_shutdown(void);
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void kore_worker_dispatch_signal(int);
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void kore_worker_connection_add(struct connection *);
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void kore_worker_connection_move(struct connection *);
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void kore_worker_connection_remove(struct connection *);
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void kore_platform_event_init(void);
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void kore_platform_event_wait(void);
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void kore_platform_proctitle(char *);
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void kore_platform_enable_accept(void);
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void kore_platform_disable_accept(void);
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void kore_platform_event_schedule(int, int, int, void *);
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void kore_platform_worker_setcpu(struct kore_worker *);
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void kore_platform_init(void);
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void kore_accesslog_init(void);
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int kore_accesslog_wait(void);
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void kore_worker_spawn(u_int16_t, u_int16_t);
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void kore_accesslog_worker_init(void);
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void kore_worker_entry(struct kore_worker *);
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int kore_ssl_sni_cb(SSL *, int *, void *);
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int kore_ssl_npn_cb(SSL *, const u_char **, unsigned int *, void *);
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int kore_connection_nonblock(int);
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int kore_connection_handle(struct connection *);
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void kore_connection_remove(struct connection *);
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void kore_connection_disconnect(struct connection *);
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void kore_connection_start_idletimer(struct connection *);
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void kore_connection_stop_idletimer(struct connection *);
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void kore_connection_check_idletimer(u_int64_t, struct connection *);
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int kore_connection_accept(struct listener *, struct connection **);
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u_int64_t kore_time_ms(void);
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void kore_log_init(void);
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void *kore_malloc(size_t);
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void kore_parse_config(void);
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void *kore_calloc(size_t, size_t);
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void *kore_realloc(void *, size_t);
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void kore_mem_free(void *);
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void kore_mem_init(void);
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time_t kore_date_to_time(char *);
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char *kore_time_to_date(time_t);
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char *kore_strdup(const char *);
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void kore_log(int, const char *, ...);
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void kore_strlcpy(char *, const char *, size_t);
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void kore_server_disconnect(struct connection *);
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int kore_split_string(char *, char *, char **, size_t);
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long long kore_strtonum(const char *, long long, long long, int *);
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int kore_base64_encode(u_int8_t *, u_int32_t, char **);
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int kore_base64_decode(char *, u_int8_t **, u_int32_t *);
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void kore_domain_init(void);
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int kore_domain_new(char *);
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void kore_module_load(char *);
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void kore_module_reload(void);
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int kore_module_loaded(void);
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void kore_domain_closelogs(void);
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void kore_domain_sslstart(struct kore_domain *);
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int kore_module_handler_new(char *, char *, char *, int);
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struct kore_domain *kore_domain_lookup(const char *);
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struct kore_module_handle *kore_module_handler_find(char *, char *);
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void fatal(const char *, ...);
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void kore_debug_internal(char *, int, const char *, ...);
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u_int16_t net_read16(u_int8_t *);
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u_int32_t net_read32(u_int8_t *);
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void net_write16(u_int8_t *, u_int16_t);
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void net_write32(u_int8_t *, u_int32_t);
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int net_recv(struct connection *);
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int net_send(struct connection *);
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int net_send_flush(struct connection *);
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int net_recv_flush(struct connection *);
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void net_recv_queue(struct connection *, size_t, int,
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struct netbuf **, int (*cb)(struct netbuf *));
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int net_recv_expand(struct connection *c, struct netbuf *, size_t,
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int (*cb)(struct netbuf *));
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void net_send_queue(struct connection *, u_int8_t *, size_t, int,
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struct netbuf **, int (*cb)(struct netbuf *));
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void kore_buf_free(struct kore_buf *);
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struct kore_buf *kore_buf_create(u_int32_t);
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void kore_buf_append(struct kore_buf *, u_int8_t *, u_int32_t);
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u_int8_t *kore_buf_release(struct kore_buf *, u_int32_t *);
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void kore_buf_appendf(struct kore_buf *, const char *, ...);
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void kore_buf_appendv(struct kore_buf *, struct buf_vec *, u_int16_t);
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void kore_buf_appendb(struct kore_buf *, struct kore_buf *);
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struct spdy_header_block *spdy_header_block_create(int);
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struct spdy_stream *spdy_stream_lookup(struct connection *, u_int32_t);
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int spdy_frame_data_done(struct netbuf *);
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int spdy_stream_get_header(struct spdy_header_block *,
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char *, char **);
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int spdy_frame_recv(struct netbuf *);
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void spdy_session_teardown(struct connection *c, u_int8_t);
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void spdy_frame_send(struct connection *, u_int16_t,
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u_int8_t, u_int32_t, struct spdy_stream *, u_int32_t);
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void spdy_header_block_add(struct spdy_header_block *,
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char *, char *);
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u_int8_t *spdy_header_block_release(struct connection *,
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struct spdy_header_block *, u_int32_t *);
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#endif /* !__H_KORE_H */
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