/*
* makuosan.h
* Copyright (C) 2008 KLab Inc.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#define PROTOCOL_VERSION 6
#define _GNU_SOURCE
#define _FILE_OFFSET_BITS 64
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <limits.h>
#include <string.h>
#include <fcntl.h>
#include <time.h>
#include <utime.h>
#include <errno.h>
#include <signal.h>
#include <dirent.h>
#include <getopt.h>
#include <pwd.h>
#include <grp.h>
#include <libgen.h>
#include <fnmatch.h>
#include <stdarg.h>
#include <syslog.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/un.h>
#include <sys/time.h>
#include <sys/utsname.h>
#include <arpa/inet.h>
#include <netinet/in.h>
#include <netdb.h>
#include <openssl/md5.h>
#include <openssl/blowfish.h>
/*----- limit -----*/
#define MAX_COMM 8
#define MAKUO_PARALLEL_MAX 8
#define MAKUO_BUFFER_SIZE 1024
#define MAKUO_HOSTNAME_MAX 255
#define MAKUO_STATE_MAX 255
#define MAKUO_OPCODE_MAX 255
#define MAKUO_HOSTSTATE_SIZE (MAKUO_PARALLEL_MAX * MAX_COMM * 2)
/*----- default -----*/
#define MAKUO_LOCAL_ADDR "127.0.0.1"
#define MAKUO_MCAST_ADDR "224.0.0.108"
#define MAKUO_MCAST_PORT 5000
/*----- timeout -----*/
#define MAKUO_SEND_TIMEOUT 500 /* åééé(ms) */
#define MAKUO_SEND_RETRYCNT 120 /* åéåæ° */
#define MAKUO_PONG_TIMEOUT 300000 /* ã¡ã³ãããé¤å¤ããã¾ã§ã®æé(ms) */
#define MAKUO_PONG_INTERVAL 45000 /* PONGéä¿¡éé(ms) */
#define MAKUO_RECV_GCWAIT 180000 /* æ¶ãæãããªãã¸ã§ã¯ããéæ¾ããå¾ã¡æé(ms) */
/*----- operation -----*/
#define MAKUO_OP_PING 0
#define MAKUO_OP_EXIT 1
#define MAKUO_OP_SEND 2
#define MAKUO_OP_MD5 3
#define MAKUO_OP_DSYNC 4
#define MAKUO_OP_DEL 5
/*----- flags -----*/
#define MAKUO_FLAG_ACK 1
#define MAKUO_FLAG_CRYPT 2
#define MAKUO_FLAG_DRYRUN 4
#define MAKUO_FLAG_RECURS 8
#define MAKUO_FLAG_SYNC 16
/*----- const -----*/
#define MFSEND 0
#define MFRECV 1
/*----- sendstatus -----*/
#define MAKUO_SENDSTATE_STAT 0 /* æ´æ°ç¢ºèªå¾ */
#define MAKUO_SENDSTATE_OPEN 1 /* ãªã¼ãã³å¾ */
#define MAKUO_SENDSTATE_DATA 2 /* ãã¼ã¿éä¿¡ */
#define MAKUO_SENDSTATE_MARK 3 /* åé確èªå¾ */
#define MAKUO_SENDSTATE_CLOSE 4 /* ã¯ãã¼ãºå¾ */
#define MAKUO_SENDSTATE_LAST 5 /* éä¿¡å®äº */
#define MAKUO_SENDSTATE_ERROR 6 /* ã¨ã©ã¼çºç */
#define MAKUO_SENDSTATE_BREAK 7 /* éä¿¡ä¸æ */
#define MAKUO_SENDSTATE_WAIT 8 /* éä¿¡å¾æ© */
/*----- recvstatus -----*/
#define MAKUO_RECVSTATE_NONE 0
#define MAKUO_RECVSTATE_UPDATE 1
#define MAKUO_RECVSTATE_SKIP 2
#define MAKUO_RECVSTATE_OPEN 3
#define MAKUO_RECVSTATE_MARK 4
#define MAKUO_RECVSTATE_CLOSE 5
#define MAKUO_RECVSTATE_IGNORE 6
#define MAKUO_RECVSTATE_READONLY 7
#define MAKUO_RECVSTATE_BREAK 8
#define MAKUO_RECVSTATE_LAST 9
#define MAKUO_RECVSTATE_MD5OK 10
#define MAKUO_RECVSTATE_MD5NG 11
#define MAKUO_RECVSTATE_DELETEOK 12
#define MAKUO_RECVSTATE_DELETENG 13
#define MAKUO_RECVSTATE_OPENERROR 90
#define MAKUO_RECVSTATE_READERROR 91
#define MAKUO_RECVSTATE_WRITEERROR 92
#define MAKUO_RECVSTATE_CLOSEERROR 93
/*----- mexec mode -----*/
#define MAKUO_MEXEC_SEND 0
#define MAKUO_MEXEC_DRY 1
#define MAKUO_MEXEC_MD5 2
/*----- struct -----*/
typedef struct
{
uint8_t vproto;
uint8_t opcode;
uint8_t nstate;
uint8_t ostate;
uint16_t szdata;
uint16_t flags;
uint32_t reqid;
uint32_t seqno;
uint32_t maddr;
uint16_t mport;
uint32_t error;
uint8_t hash[16];
}__attribute__((packed)) mhead;
typedef struct
{
uint32_t mode;
uint16_t uid;
uint16_t gid;
uint32_t sizel;
uint32_t sizeh;
uint32_t mtime;
uint32_t ctime;
uint16_t fnlen;
uint16_t lnlen;
}__attribute__((packed)) mstat;
typedef struct
{
uint8_t hash[16];
uint16_t fnlen;
uint8_t filename[0];
}__attribute__((packed)) mhash;
typedef struct
{
uint16_t hostnamelen;
uint16_t versionlen;
uint8_t data[0];
}__attribute__((packed)) mping;
typedef struct
{
mhead head;
uint8_t data[MAKUO_BUFFER_SIZE];
uint8_t *p;
}__attribute__((packed)) mdata;
typedef struct excludeitem
{
char *pattern;
struct excludeitem *prev;
struct excludeitem *next;
} excludeitem;
typedef struct
{
int cpid;
int fd[2];
int size[2];
int argc[2];
int check[2];
int loglevel;
int working;
int authchk;
char cmdline[2][MAKUO_BUFFER_SIZE];
char parse[2][8][MAKUO_BUFFER_SIZE];
char readbuff[2][MAKUO_BUFFER_SIZE];
struct sockaddr_in addr;
socklen_t addrlen;
excludeitem *exclude;
} mcomm;
typedef struct mmark
{
uint32_t l;
uint32_t h;
struct mmark *prev;
struct mmark *next;
} mmark;
typedef struct mfile
{
int fd;
char fn[PATH_MAX];
char tn[PATH_MAX];
char ln[PATH_MAX];
uint16_t len;
uint32_t mod;
uint32_t sendto;
uint32_t dryrun;
uint32_t recurs;
uint32_t retrycnt;
uint32_t sendwait;
uint32_t lickflag;
uint32_t initstate;
uint32_t recvcount;
uint32_t markcount;
uint32_t seqnonow;
uint32_t seqnomax;
int pid;
int pipe;
mdata mdata;
mcomm *comm;
mmark *mark;
struct stat fs;
struct sockaddr_in addr;
struct timeval lastsend;
struct timeval lastrecv;
struct mfile *prev;
struct mfile *next;
struct mfile *link;
excludeitem *exclude;
char cmdline[MAKUO_BUFFER_SIZE];
MD5_CTX md5;
} mfile;
typedef struct
{
uint8_t state[MAKUO_HOSTSTATE_SIZE];
mfile *mflist[MAKUO_HOSTSTATE_SIZE];
char hostname[MAKUO_HOSTNAME_MAX];
char version[32];
struct in_addr ad;
struct timeval lastrecv;
void *prev;
void *next;
} mhost;
typedef struct
{
int chroot;
int dontrecv;
int dontsend;
int dontfork;
int loglevel;
int mcsocket;
int lisocket;
int cryptena;
int comm_ena;
int commpass;
int ownmatch;
int parallel;
int sendready;
struct sockaddr_in maddr;
struct sockaddr_in laddr;
struct sockaddr_un uaddr;
char base_dir[PATH_MAX];
char real_dir[PATH_MAX];
uid_t uid;
gid_t gid;
gid_t *gids;
char group_name[64];
char user_name[64];
char grnames[32][64];
char password[2][16];
mcomm comm[MAX_COMM];
} mopt;
extern mfile *mftop[2];
extern mfile *mfreeobj;
extern mhost *members;
extern mopt moption;
extern char *optarg;
extern int optind;
extern int opterr;
extern int optopt;
extern int optreset;
extern int loop_flag;
extern char *tzname[2];
extern int daylight;
extern char TZ[256];
extern struct timeval curtime;
extern struct timeval lastpong;
extern BF_KEY EncKey;
/*----- report -----*/
char *strsstate(uint8_t n);
char *strrstate(uint8_t n);
char *strmstate(mdata *data);
char *stropcode(mdata *data);
char *strackreq(mdata *data);
void mprintf(int l, const char *func, mfile *m);
void lprintf(int l, char *fmt, ...);
void cprintf(int l, mcomm *c, char *fmt, ...);
void fdprintf(int s, char *fmt, ...);
/*----- packet data access -----*/
int data_safeget(mdata *data, void *buff, size_t size);
int data_safeget16(mdata *data, uint16_t *buff);
int data_safeget32(mdata *data, uint32_t *buff);
int data_safeset(mdata *data, void *buff, size_t size);
int data_safeset16(mdata *data, uint16_t val);
int data_safeset32(mdata *data, uint32_t val);
/*----- file object operation -----*/
void mfdel(mfile *m);
mfile *mfadd(int n);
mfile *mfins(int n);
mfile *mkreq(mdata *data, struct sockaddr_in *addr, uint8_t state);
mfile *mkack(mdata *data, struct sockaddr_in *addr, uint8_t state);
/*----- exclude functions -----*/
excludeitem *exclude_add(excludeitem *exclude, char *pattern); /* add list */
excludeitem *exclude_del(excludeitem *e); /* del list */
excludeitem *mfnmatch(char *str, excludeitem *exclude); /* is match */
int isexclude(char *fn, excludeitem *exclude, int dir); /* */
/*----- filesystem operation -----*/
int linkcmp(mfile *m);
int statcmp(struct stat *s1, struct stat *s2);
int mremove(char *base, char *name);
int mcreatedir(char *base, char *name, mode_t mode);
int mcreatefile(char *base, char *name, mode_t mode);
int mcreatelink(char *base, char *name, char *link);
int atomic_read(int fd, void *buff, int size, int nb);
void set_filestat(char *path, uid_t uid, gid_t gid, mode_t mode);
/*----- uid/gid -----*/
int set_guid(uid_t uid, gid_t gid, gid_t *gids);
int set_gids(char *groups);
/*----- member operation -----*/
void member_del(mhost *h);
mhost *member_get(struct in_addr *addr);
mhost *member_add(struct in_addr *addr, mdata *recvdata);
void member_del_message(int err, mhost *t, char *mess);
/*----- mark operation -----*/
mmark *delmark(mmark *mm);
uint32_t seq_getmark(mfile *m);
void seq_setmark(mfile *m, uint32_t lseq, uint32_t useq);
void seq_addmark(mfile *m, uint32_t lseq, uint32_t useq);
int seq_delmark(mfile *m, uint32_t seq);
/*----- status operation -----*/
int ack_clear(mfile *m, int state);
int ack_check(mfile *m, int state);
void clr_hoststate(mfile *m);
uint8_t *get_hoststate(mhost *t, mfile *m);
uint8_t *set_hoststate(mhost *t, mfile *m, uint8_t state);
/*----- send/receive -----*/
void mrecv_clean();
void msend_clean();
int mrecv();
void msend(mfile *m);
/*----- time -----*/
int mtimeget(struct timeval *tv);
int mtimeout(struct timeval *tf, uint32_t msec);
/*----- other -----*/
uint32_t getrid();
int space_escape(char *str);
int workend(mcomm *c);