5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define __EXTENSIONS__

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <stdio.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <stdarg.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <stdlib.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <string.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <strings.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <sys/types.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <wait.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <sys/stat.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <fcntl.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <unistd.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <signal.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <locale.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <libgen.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <sys/param.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <openssl/bio.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <errno.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <assert.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <time.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <fnmatch.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <zone.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <libinst.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <pkglib.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <pkgerr.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include <keystore.h>

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include "pkgadm.h"

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#include "pkgadm_msgs.h"

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define SECONDS(x) ((unsigned int)(x))

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define MINUTES(x) ((unsigned int)(seconds(x)*60))

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define WAITER_INITIAL SECONDS(1)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define WAITER_MAX SECONDS(60)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define WAITER_NEXT(x) ((x)*2)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandtypedef unsigned int WAITER_T;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define LOCK_OBJECT_MAXLEN 512-1

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define LOCK_KEY_MAXLEN 37

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define LOCK_DIRECTORY "/tmp"

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define LOCK_FILENAME \

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland "/tmp/.ai.pkg.zone.lock-afdb66cf-1dd1-11b2-a049-000d560ddc3e"

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define LOCK_FILEMODE \

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (S_ISGID|S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define LOCK_SLEEP_INTERVAL SECONDS(2)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandtypedef unsigned long RECORDNUM_T;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define RECORDNUM_NONE 0xFFFFFFFF

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstruct _adminLock

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland{

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland RECORDNUM_T lockRecordNum;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland unsigned long lockCount;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland unsigned long lockExclusive;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland pid_t lockPid;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland zoneid_t lockZoneId;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char lockKey[LOCK_KEY_MAXLEN+1];

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char lockObject[LOCK_OBJECT_MAXLEN+1];

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland};

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandtypedef struct _adminLock ADMINLOCK_T;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define LOCK_SIZE sizeof (ADMINLOCK_T)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandunion _lockRecord

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland{

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char _lrLockData[LOCK_SIZE];

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland ADMINLOCK_T _lrLock;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland};

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandtypedef union _lockRecord LOCK_T;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandtypedef unsigned long FINDLOCK_T;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define FINDLOCK_FOUND ((FINDLOCK_T)0)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define FINDLOCK_ERROR ((FINDLOCK_T)-1)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define FINDLOCK_NOTFOUND ((FINDLOCK_T)-2)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define FINDLOCK_KEYMISMATCH ((FINDLOCK_T)-3)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define FINDLOCK_LOCKED ((FINDLOCK_T)-4)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define FINDLOCK_NOTLOCKED ((FINDLOCK_T)-5)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland#define FINDLOCK_LOCKACQUIRED ((FINDLOCK_T)-6)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic FINDLOCK_T lock_acquire(LOCK_T *a_lock, int *a_fd, char *a_root,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char *a_key, char *a_object, int a_quiet,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int a_wait, long a_timeout, int a_exclusive,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char *a_altRoot, pid_t a_pid, zoneid_t a_zid);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic int lock_release(int a_fd, char *a_key, char *a_object,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int a_quiet);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic int lock_status(int a_fd, char *a_key, char *a_object,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int a_quiet);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic int _lockMatch(char *a_s1Lock, char *a_s2Lock);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic FINDLOCK_T _findLock(LOCK_T *a_theLock, RECORDNUM_T *r_recordNum,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int a_fd, char *a_object, char *a_key);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic int _decrementLockCount(int a_fd, LOCK_T *a_theLock);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic int _addLock(char *r_key, int a_fd, char *a_object,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int a_exclusive, pid_t a_pid, zoneid_t a_zid);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic int _incrementLockCount(int a_fd, LOCK_T *a_theLock);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic FINDLOCK_T _lock_acquire(LOCK_T *a_lock, int a_fd, char *a_key,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char *a_object, int a_quiet, int a_exclusive,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland pid_t a_pid, zoneid_t a_zid);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic char *_getUniqueId(void);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic int _openLockFile(char *a_root);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic void sighup_handler(int a_signo);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic void sigint_handler(int a_signo);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic boolean_t _validateLock(int a_fd, LOCK_T *a_theLock, int a_quiet);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic int signal_received = 0;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandadmin_lock(int argc, char **argv)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland{

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland FINDLOCK_T tResult;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland LOCK_T theLock;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char *RFlag = "/"; /* altRoot */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char *endptr;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char *kFlag = ""; /* key */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char *oFlag = ""; /* object */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char *p;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char c;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int aFlag = 0; /* acquire lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int eFlag = 0; /* exclusive lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int exclusive = 1; /* exclusive vs shared lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int fd;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int qFlag = 0; /* quiet */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int rFlag = 0; /* release lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int result;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int sFlag = 0; /* shared lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int tFlag = 0; /* test comparison */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int wFlag = 0; /* wait */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland long WFlag = 0; /* wait timeout */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland pid_t pFlag = 0; /* process # */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland struct sigaction nact;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland struct sigaction oact;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland void (*funcSighup)();

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland void (*funcSigint)();

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland zoneid_t zFlag = -1; /* zone i.d. */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland while ((c = getopt(argc, argv, ":aek:o:p:qrR:stwW:z:")) != EOF) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland switch (c) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case 'a': /* acquire lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland aFlag++;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case 'e': /* exclusive lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland eFlag++;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case 'k': /* lock-key */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland kFlag = optarg;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (strlen(optarg) > LOCK_KEY_MAXLEN) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_kARG_TOOLONG,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland strlen(optarg), LOCK_KEY_MAXLEN);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case 'o': /* object */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland oFlag = optarg;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (strlen(optarg) > LOCK_OBJECT_MAXLEN) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_oARG_TOOLONG,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland strlen(optarg), LOCK_OBJECT_MAXLEN);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case 'p': /* process i.d. */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland errno = 0;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland endptr = 0;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland pFlag = strtol(optarg, &endptr, 10);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if ((endptr != (char *)NULL) && (*endptr != '\0')) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR, MSG_LOCK_pFLAG_BADINT,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland optarg, *endptr);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if ((pFlag == 0) && (errno != 0)) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_pFLAG_ERROR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland optarg, strerror(errno));

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case 'q': /* quiet */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland qFlag++;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case 'r': /* release lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland rFlag++;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case 'R': /* alternative root */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* if root directory is not absolute path, error */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (*optarg != '/') {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_RARG_NOT_ABSOLUTE, optarg);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* if root directory does not exist, create it */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (access(optarg, F_OK) != 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* create top level root directory */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (mkdirp(optarg, 0755) != 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_ALTROOT_CANTCREATE,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland optarg, strerror(errno));

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* if $ALTROOT/tmp directory does not exist create it */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland p = pkgstrPrintf("%s/tmp", optarg);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (access(p, F_OK) != 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* create $ALTROOT/tmp directory */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (mkdirp(p, 0777) != 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_ALTROOT_CANTCREATE,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland p, strerror(errno));

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* if $ALTROOT/tmp directory cannot be created, exit */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (access(p, F_OK) != 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR, MSG_LOCK_ALTROOT_NONEXIST,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland optarg, strerror(errno));

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) free(p);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland RFlag = optarg;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case 's': /* shared */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland sFlag++;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case 't': /* test comparison */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland tFlag++;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case 'w': /* wait */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland wFlag++;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case 'W': /* wait with timeout */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland errno = 0;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland endptr = 0;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland WFlag = strtol(optarg, &endptr, 10);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if ((endptr != (char *)NULL) && (*endptr != '\0')) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR, MSG_LOCK_WFLAG_BADINT,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland optarg, *endptr);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if ((WFlag == 0) && (errno != 0)) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_WFLAG_ERROR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland optarg, strerror(errno));

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland wFlag++;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case 'z': /* zone i.d. */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland errno = 0;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland endptr = 0;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland zFlag = strtol(optarg, &endptr, 10);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if ((endptr != (char *)NULL) && (*endptr != '\0')) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR, MSG_LOCK_zFLAG_BADINT,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland optarg, *endptr);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if ((zFlag == 0) && (errno != 0)) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_zFLAG_ERROR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland optarg, strerror(errno));

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case ':':

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR, MSG_MISSING_OPERAND, optopt);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* LINTED fallthrough on case statement */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case '?':

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland default:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR, MSG_USAGE);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* if -t option is specified, override all other options */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (tFlag) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int rs;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int rx;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int a;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* only 2 or 3 args are valid */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a = argc-optind;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if ((a < 2) || (a > 3)) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) fprintf(stderr, MSG_T_OPTION_ARGS, argc-optind);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* if 3rd argument given, it is return value to check */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (a == 3) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland rs = atoi(argv[optind+2]);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland rx = _lockMatch(argv[optind+0], argv[optind+1]);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* if 3rd argument not given, code to check is code returned */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (a == 2) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland rs = rx;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* report results */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (a == 2) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) fprintf(stderr, MSG_T_RESULT_TWO,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland rx, argv[optind+0], argv[optind+1]);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (rx);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (rx != rs) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) fprintf(stderr, MSG_T_RESULT_THREE,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland rs, rx, argv[optind+0], argv[optind+1]);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* always successful */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (rx == rs ? 0 : 1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* must be no non-option arguments left */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if ((argc-optind) > 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR, MSG_USAGE);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* -a and -r cannot be used together */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (aFlag && rFlag) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR, MSG_LOCK_ar_TOGETHER);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* -e and -s cannot be used together */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (eFlag && sFlag) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR, MSG_LOCK_es_TOGETHER);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* -e can only be used if -a is used */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (!aFlag && eFlag) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR, MSG_LOCK_e_without_a);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* -s can only be used if -a is used */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (!aFlag && sFlag) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR, MSG_LOCK_s_without_a);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* hold SIGINT/SIGHUP interrupts */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) sighold(SIGHUP);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) sighold(SIGINT);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* connect sigint_handler() to SIGINT */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland nact.sa_handler = sigint_handler;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland nact.sa_flags = SA_RESTART;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) sigemptyset(&nact.sa_mask);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (sigaction(SIGINT, &nact, &oact) < 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland funcSigint = SIG_DFL;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland } else {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland funcSigint = oact.sa_handler;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* connect sighupt_handler() to SIGHUP */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland nact.sa_handler = sighup_handler;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland nact.sa_flags = SA_RESTART;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) sigemptyset(&nact.sa_mask);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (sigaction(SIGHUP, &nact, &oact) < 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland funcSighup = SIG_DFL;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland } else {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland funcSighup = oact.sa_handler;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* release hold on signals */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) sigrelse(SIGHUP);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) sigrelse(SIGINT);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* open the lock file */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland fd = _openLockFile(RFlag);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (fd < 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (aFlag) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* set "exclusive" mode based on -e/-s flag used */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (sFlag) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland exclusive = 0;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland } else if (eFlag) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland exclusive = 1;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* acquire lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland tResult = lock_acquire(&theLock, &fd, RFlag, kFlag, oFlag,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland qFlag, wFlag, WFlag, exclusive, RFlag, pFlag, zFlag);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland switch (tResult) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_LOCKACQUIRED:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) fprintf(stdout, "%s\n",

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland theLock._lrLock.lockKey);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = 0;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_LOCKED:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) fprintf(stdout, "%s\n",

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland theLock._lrLock.lockObject);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = 1;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland default:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = 1;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland } else if (rFlag) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* release lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = lock_release(fd, kFlag, oFlag, qFlag);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland } else {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* lock status */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = lock_status(fd, kFlag, oFlag, qFlag);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* close the lock file */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) close(fd);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* return results of operation */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (result);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland}

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic FINDLOCK_T

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandlock_acquire(LOCK_T *a_theLock, int *a_fd, char *a_root, char *a_key,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char *a_object, int a_quiet, int a_wait, long a_timeout,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int a_exclusive, char *a_altRoot, pid_t a_pid, zoneid_t a_zid)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland{

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int notified = 0;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland FINDLOCK_T result;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland time_t timeout;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int closeOnExit = 0;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* reset the lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland bzero(a_theLock, sizeof (LOCK_T));

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* open file if not open */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if ((*a_fd) < 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (*a_fd) = _openLockFile(a_altRoot);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if ((*a_fd) < 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (FINDLOCK_ERROR);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland closeOnExit++;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* compute time after which acquire times out */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland timeout = time((time_t *)NULL) + a_timeout;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland for (;;) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland time_t curtime;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* attempt to aquire the lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = _lock_acquire(a_theLock, *a_fd, a_key, a_object,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_quiet, a_exclusive, a_pid, a_zid);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* return result if any result other than object is locked */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland switch (result) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_LOCKACQUIRED:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* close lock file if opened in this function */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (closeOnExit) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) close(*a_fd);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *a_fd = -1;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (FINDLOCK_LOCKACQUIRED);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_FOUND:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_NOTFOUND:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_KEYMISMATCH:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_NOTLOCKED:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_ERROR:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland default:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* close lock file if opened in this function */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (closeOnExit) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) close(*a_fd);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *a_fd = -1;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (result);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_LOCKED:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland ;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* FALLTHROUGH */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if ((a_wait == 0) || (signal_received != 0)) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(a_quiet ? LOG_MSG_DEBUG : LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_ACQUIRE_BUSY_FIRST,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_exclusive ? MSG_LOCK_EXC : MSG_LOCK_SHR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_object, a_key,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_theLock->_lrLock.lockObject,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_theLock->_lrLock.lockExclusive ?

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_EXC : MSG_LOCK_SHR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_theLock->_lrLock.lockExclusive !=

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_exclusive ? "" :

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_ACQUIRE_BUSY_ADDITIONAL);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* close lock file if opened in this function */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (closeOnExit) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) close(*a_fd);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *a_fd = -1;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (FINDLOCK_LOCKED);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* waiting for lock - if timeout specified see if time left */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (a_timeout > 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland curtime = time((time_t *)NULL);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (curtime > timeout) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(a_quiet ? LOG_MSG_DEBUG : LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_ACQUIRE_TIMEDOUT,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_exclusive ?

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_EXC : MSG_LOCK_SHR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_object, a_key);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* close lock file if opened in this function */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (closeOnExit) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) close(*a_fd);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *a_fd = -1;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (FINDLOCK_ERROR);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* notify once */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (notified++ == 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(a_quiet ? LOG_MSG_DEBUG : LOG_MSG_WRN,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_ACQUIRE_WAITING,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_object);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* close lock file */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) close(*a_fd);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* wait (sleep) */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) sleep(LOCK_SLEEP_INTERVAL);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* open the lock file and try again */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *a_fd = _openLockFile(a_root);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (*a_fd < 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR, MSG_LOCK_ACQUIRE_REOPEN_FAILED,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_object);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* close lock file if opened in this function */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (closeOnExit) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) close(*a_fd);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *a_fd = -1;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (FINDLOCK_ERROR);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland}

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic int

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandlock_release(int a_fd, char *a_key, char *a_object, int a_quiet)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland{

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland RECORDNUM_T recordNum;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland LOCK_T theLock;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland FINDLOCK_T result;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* entry debugging info */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LOCK_RELEASE_ENTRY,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_key, a_object, a_quiet);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* find the lock to be released */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = _findLock(&theLock, &recordNum, a_fd, a_object, a_key);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LOCK_RELEASE_FINDRESULT,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result, recordNum);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* determine how to release the lock if found */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland switch (result) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_NOTLOCKED:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(a_quiet ? LOG_MSG_DEBUG : LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_RELEASE_NOTLOCKED,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_object, a_key);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (result);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_LOCKED:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(a_quiet ? LOG_MSG_DEBUG : LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_RELEASE_LOCKED,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_object, a_key);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (result);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_NOTFOUND:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(a_quiet ? LOG_MSG_DEBUG : LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_RELEASE_NOTFOUND,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_object, a_key);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (result);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_KEYMISMATCH:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(a_quiet ? LOG_MSG_DEBUG : LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_RELEASE_KEYMISMATCH,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_object);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (result);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_ERROR:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(a_quiet ? LOG_MSG_DEBUG : LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_RELEASE_ERROR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_object, a_key);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland perror(LOCK_FILENAME);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (result);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_FOUND:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LOCK_RELEASE_FOUND,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_object, a_key);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) _decrementLockCount(a_fd, &theLock);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland default:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = FINDLOCK_ERROR;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (result);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland}

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic int

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandlock_status(int a_fd, char *a_key, char *a_object, int a_quiet)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland{

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland ADMINLOCK_T *pll;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland LOCK_T theLock;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland RECORDNUM_T recordNum = 0;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char *pld;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int found = 0;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland long pls;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* entry debugging info */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LOCK_STATUS_ENTRY,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_key, a_object);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* localize references to lock object */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland pld = &theLock._lrLockData[0];

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland pll = &theLock._lrLock;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland pls = sizeof (theLock._lrLockData);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland bzero(pld, pls);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* read and process each lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland for (; pread(a_fd, pld, pls, pls*recordNum) == pls; recordNum++) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* debug info on this lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LOCK_STATUS_READRECORD,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland recordNum, pll->lockCount,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland pll->lockObject, pll->lockKey, pll->lockPid,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland pll->lockZoneId);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* ignore if key specified and key does not match */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if ((*a_key != '\0') &&

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (strcmp(pll->lockKey, a_key) != 0)) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland continue;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* ignore if object specified and object does not match */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if ((*a_object != '\0') &&

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (strcmp(pll->lockObject, a_object) != 0)) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland continue;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland found++;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* process next lock if quiet operation */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (a_quiet != 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland continue;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* output header if first lock object */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (found == 1) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) fprintf(stdout,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland "%2s %2s %3s %8s %3s %9s %37s %s\n",

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland "i#", "l#", "cnt", "pid", "zid", "lock-type",

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland "---------------lock-key-------------",

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland "lock-object");

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* output status line for this lock object */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) fprintf(stdout,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland "%2ld %2ld %3ld %8ld %3d %9s %37s %s\n",

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland recordNum, pll->lockRecordNum, pll->lockCount,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland pll->lockPid, pll->lockZoneId,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland pll->lockExclusive ? MSG_LOCK_EXC : MSG_LOCK_SHR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland pll->lockKey,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland *pll->lockObject == '\0' ? "*" : pll->lockObject);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* return == 0 if found, != 0 if not found */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (found == 0 ? 1 : 0);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland}

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic FINDLOCK_T

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland_lock_acquire(LOCK_T *a_theLock, int a_fd, char *a_key,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char *a_object, int a_quiet, int a_exclusive, pid_t a_pid,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland zoneid_t a_zid)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland{

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland RECORDNUM_T recordNum;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland FINDLOCK_T result;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char key[LOCK_KEY_MAXLEN+1] = {'\0'};

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* entry debugging info */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LOCK_ACQUIRE_ENTRY,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_key, a_object, a_quiet, a_exclusive);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* is the specified object already locked? */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland for (;;) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = _findLock(a_theLock, &recordNum, a_fd, a_object,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_key);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (result != FINDLOCK_LOCKED) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (_validateLock(a_fd, a_theLock, a_quiet) == B_TRUE) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* debug info on result of find of lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LOCK_ACQUIRE_FINDRESULT,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_exclusive ? MSG_LOCK_EXC : MSG_LOCK_SHR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result, recordNum);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* determine how to acquire the lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland switch (result) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_NOTLOCKED:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(a_quiet ? LOG_MSG_DEBUG : LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_ACQUIRE_NOTLOCKED,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_exclusive ? MSG_LOCK_EXC : MSG_LOCK_SHR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_object, a_key);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_LOCKED:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* return error if current lock exclusive */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (a_theLock->_lrLock.lockExclusive) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* return error if requesting exclusive lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (a_exclusive) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* shared requesting shared - add to shared lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_ACQUIRE_LOCKED_SHARED,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_object, a_key);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* increment shared lock count */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (_incrementLockCount(a_fd, a_theLock) == 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = FINDLOCK_LOCKACQUIRED;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland } else {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = FINDLOCK_ERROR;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_NOTFOUND:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_ACQUIRE_NOTFOUND,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_exclusive ? MSG_LOCK_EXC : MSG_LOCK_SHR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_object);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (_addLock(key, a_fd, a_object, a_exclusive,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_pid, a_zid) == 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) strncpy(a_theLock->_lrLock.lockKey, key,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland sizeof (a_theLock->_lrLock.lockKey));

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = FINDLOCK_LOCKACQUIRED;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland } else {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = FINDLOCK_ERROR;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_KEYMISMATCH:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(a_quiet ? LOG_MSG_DEBUG : LOG_MSG_ERR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_ACQUIRE_KEYMISMATCH,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_exclusive ? MSG_LOCK_EXC : MSG_LOCK_SHR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_object);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_ERROR:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR, MSG_LOCK_ACQUIRE_ERROR,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_object, a_key, strerror(errno));

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland case FINDLOCK_FOUND:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* return locked if object currently locked */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (a_exclusive != a_theLock->_lrLock.lockExclusive) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = FINDLOCK_LOCKED;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LOCK_ACQUIRE_FOUND_INC,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_object, a_key,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_exclusive ? MSG_LOCK_EXC : MSG_LOCK_SHR);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* increment shared lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (_incrementLockCount(a_fd, a_theLock) == 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = FINDLOCK_LOCKACQUIRED;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland } else {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = FINDLOCK_ERROR;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland default:

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = FINDLOCK_ERROR;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (result);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland}

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic int

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland_openLockFile(char *a_root)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland{

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland WAITER_T waiter;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char lockpath[MAXPATHLEN];

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int fd;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int result;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* entry debugging info */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LOCK_OPENFILE_ENTRY,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_root, LOCK_FILENAME);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* generate path to lock directory */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) snprintf(lockpath, sizeof (lockpath), "%s/%s",

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland a_root, LOCK_DIRECTORY);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (access(lockpath, F_OK) != 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_ERR, MSG_LOCK_ROOTDIR_INVALID,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland lockpath, strerror(errno));

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (-1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* generate path to lock file */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) snprintf(lockpath, sizeof (lockpath),

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland "%s/%s", a_root, LOCK_FILENAME);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* wait for open to succeed up to limits */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland for (waiter = WAITER_INITIAL;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland waiter < WAITER_MAX;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland waiter = WAITER_NEXT(waiter)) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* LINTED O_CREAT without O_EXCL specified in call to open() */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland fd = open(lockpath, O_CREAT|O_RDWR, LOCK_FILEMODE);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* break out of loop if file opened */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (fd >= 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* failed - exit loop if due to access (permissions) failure */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (errno == EACCES) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* file is busy - wait and try again */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (waiter == WAITER_INITIAL) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LOCK_OPENFILE_SLEEPING,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland strerror(errno), waiter);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) sleep(waiter);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* if open filed generate error message and return error */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (fd < 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LOCK_OPENFILE_FAILURE,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland strerror(errno));

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland perror(lockpath);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (-1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland for (waiter = WAITER_INITIAL;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland waiter < WAITER_MAX;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland waiter = WAITER_NEXT(waiter)) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* acquire exclusive section lock on entire file */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland result = lockf(fd, F_LOCK, 0xFFFFF);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* break out of loop if entire file locked */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (result == 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* file is busy - wait and try again */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (waiter == WAITER_INITIAL) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LOCK_OPENFILE_SLEEP2,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland strerror(errno), waiter);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) sleep(waiter);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* if section lock failed generate error message and return error */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (result < 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LOCK_OPENFILE_FAIL2,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland strerror(errno));

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland perror(lockpath);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland (void) close(fd);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (-1);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* file opened and locked - return success */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LOCK_OPENFILE_SUCCESS, fd);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland return (fd);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland}

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterlandstatic int

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland_lockMatch(char *a_s1Lock, char *a_s2Lock)

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland{

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland boolean_t s1Sfx = B_FALSE;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland boolean_t s2Sfx = B_FALSE;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char *final1Lock = (char *)NULL;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char *final2Lock = (char *)NULL;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char s1Buf[MAXPATHLEN] = {'\0'};

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char s1Prefix[MAXPATHLEN] = {'\0'};

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char s2Buf[MAXPATHLEN] = {'\0'};

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland char s2Prefix[MAXPATHLEN] = {'\0'};

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int result = 0;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int s1Cnt;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland int s2Cnt;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* entry assertions */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland assert(a_s1Lock != (char *)NULL);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland assert(a_s2Lock != (char *)NULL);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* entry debugging info */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LCKMCH_ENTRY, a_s1Lock, a_s2Lock);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* process each node in the first lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland for (s1Cnt = 0; ; s1Cnt++) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* get next first lock node */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland pkgstrGetToken_r((char *)NULL, a_s1Lock, s1Cnt, "/",

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland s1Buf, sizeof (s1Buf));

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LCKMCH_FSTNODE, s1Cnt, s1Buf);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* exit if no more nodes left */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (s1Buf[0] == '\0') {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* discover "." prefix for this node */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland pkgstrGetToken_r((char *)NULL, s1Buf, 0, ".", s1Prefix,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland sizeof (s1Prefix));

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland s1Sfx = (strlen(s1Prefix) == strlen(s1Buf) ? B_FALSE : B_TRUE);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* search each second lock node; look for the first node lock */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland for (s2Cnt = 0; ; s2Cnt++) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* get next second lock node */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland pkgstrGetToken_r((char *)NULL, a_s2Lock, s2Cnt, "/",

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland s2Buf, sizeof (s2Buf));

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LCKMCH_SCNDNODE, s2Cnt,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland s2Buf);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* exit if no nodes left */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (s2Buf[0] == '\0') {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* discover "." prefix for this node */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland pkgstrGetToken_r((char *)NULL, s2Buf, 0, ".", s2Prefix,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland sizeof (s2Prefix));

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland s2Sfx = (strlen(s2Prefix) ==

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland strlen(s2Buf) ? B_FALSE : B_TRUE);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /*

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LCKMCH_NODES, s1Buf,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland s1Prefix, s1Sfx, s2Buf, s2Prefix, s2Sfx);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if ((s1Sfx == B_FALSE) || (s2Sfx == B_FALSE)) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* one doesnt have a prefix direct comparison */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland if (strcmp(s1Buf, s2Buf) == 0) {

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland MSG_LCKMCH_DIRMCH,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland s1Buf, s2Buf);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland break;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* nodes do not directly match, continue */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland log_msg(LOG_MSG_DEBUG, MSG_LCKMCH_DIRNOMCH,

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland s1Buf, s2Buf);

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland continue;

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland }

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland /* both have prefix, compare prefixes */

5c51f1241dbbdf2656d0e10011981411ed0c9673Moriah Waterland