int
main (int argc, char *argv[])
{
glfs_t *fs = NULL;
glfs_t *fs2 = NULL;
int ret = 0, i;
glfs_fd_t *fd = NULL;
char *filename = "/a1";
char *filename2 = "/a2";
struct stat sb = {0, };
struct glfs_callback_arg cbk;
char *logfile = NULL;
char *volname = NULL;
int cnt = 1;
int upcall_received = 0;
struct glfs_callback_inode_arg *in_arg = NULL;
struct glfs_object *root = NULL, *leaf = NULL;
unsigned char globjhdl[GFAPI_HANDLE_LENGTH];
unsigned char globjhdl2[GFAPI_HANDLE_LENGTH];
cbk.reason = 0;
fprintf (stderr, "Starting libgfapi_fini\n");
if (argc != 3) {
fprintf (stderr, "Invalid argument\n");
exit(1);
}
volname = argv[1];
logfile = argv[2];
fs = glfs_new (volname);
if (!fs) {
fprintf (stderr, "glfs_new: returned NULL\n");
return 1;
}
ret = glfs_set_volfile_server (fs, "tcp", "localhost", 24007);
LOG_ERR("glfs_set_volfile_server", ret);
ret = glfs_set_logging (fs, logfile, 7);
LOG_ERR("glfs_set_logging", ret);
ret = glfs_init (fs);
LOG_ERR("glfs_init", ret);
fs2 = glfs_new (volname);
if (!fs) {
fprintf (stderr, "glfs_new: returned NULL\n");
return 1;
}
ret = glfs_set_volfile_server (fs2, "tcp", "localhost", 24007);
LOG_ERR("glfs_set_volfile_server", ret);
ret = glfs_set_logging (fs2, logfile, 7);
LOG_ERR("glfs_set_logging", ret);
ret = glfs_init (fs2);
LOG_ERR("glfs_init", ret);
sleep (2);
root = glfs_h_lookupat (fs, NULL, "/", &sb, 0);
if (!root) {
ret = -1;
LOG_ERR ("glfs_h_lookupat root", ret);
}
leaf = glfs_h_lookupat (fs, root, filename, &sb, 0);
if (!leaf) {
ret = -1;
LOG_IF_NO_ERR ("glfs_h_lookupat leaf", ret);
}
root = glfs_h_lookupat (fs2, NULL, "/", &sb, 0);
if (!root) {
ret = -1;
LOG_ERR ("glfs_h_lookupat root", ret);
}
leaf = glfs_h_creat (fs2, root, filename, O_RDWR, 0644, &sb);
if (!leaf) {
ret = -1;
LOG_ERR ("glfs_h_lookupat leaf", ret);
}
fprintf (stderr, "glfs_h_create leaf - %p\n", leaf);
while (cnt++ < 5) {
ret = glfs_h_poll_upcall(fs, &cbk);
LOG_ERR ("glfs_h_poll_upcall", ret);
if (cbk.reason == GFAPI_INODE_INVALIDATE) {
fprintf (stderr, "Upcall received(%d)\n",
cbk.reason);
in_arg = (struct glfs_callback_inode_arg *)(cbk.event_arg);
ret = glfs_h_extract_handle (root,
globjhdl+GLAPI_UUID_LENGTH,
GFAPI_HANDLE_LENGTH);
LOG_ERR("glfs_h_extract_handle", (ret != 16));
ret = glfs_h_extract_handle (in_arg->object,
globjhdl2+GLAPI_UUID_LENGTH,
GFAPI_HANDLE_LENGTH);
LOG_ERR("glfs_h_extract_handle", (ret != 16));
if (memcmp (globjhdl+GLAPI_UUID_LENGTH,
globjhdl2+GLAPI_UUID_LENGTH, 16)) {
fprintf (stderr, "Error: gfid mismatch\n");
exit (1);
}
upcall_received = 1;
}
}
if (!upcall_received) {
fprintf (stderr, "Error: Upcall not received\n");
exit (1);
}
ret = glfs_fini(fs);
LOG_ERR("glfs_fini", ret);
fprintf (stderr, "End of libgfapi_fini\n");
exit(0);
}
int
main (int argc, char **argv)
{
glfs_t *fs;
int ret;
int meta_fd = (-1);
char *meta_buf = NULL;
int data_fd = (-1);
char *data_buf = NULL;
fs = glfs_new ("whocares");
if (!fs) {
fprintf (stderr, "glfs_new failed\n");
return EXIT_FAILURE;
}
if (getenv("RECON_DEBUG")) {
ret = glfs_set_logging (fs, "/dev/stderr", 7);
}
else {
ret = glfs_set_logging (fs, "/dev/null", 0);
}
if (ret != GFAPI_SUCCESS) {
fprintf (stderr, "glfs_set_logging failed (%d)\n", errno);
return EXIT_FAILURE;
}
ret = glfs_set_volfile (fs, argv[1]);
if (ret != GFAPI_SUCCESS) {
fprintf (stderr, "glfs_set_volfile failed (%d)\n", errno);
return EXIT_FAILURE;
}
ret = glfs_init (fs);
if (ret != GFAPI_SUCCESS) {
fprintf (stderr, "glfs_init failed (%d)\n", errno);
return EXIT_FAILURE;
}
meta_fd = open (argv[2], O_RDONLY);
if (meta_fd < 0) {
perror ("open");
return EXIT_FAILURE;
}
/* TBD: get proper length */
meta_buf = mmap (NULL, 1048576, PROT_READ, MAP_PRIVATE, meta_fd, 0);
if (meta_buf == MAP_FAILED) {
perror ("mmap");
return EXIT_FAILURE;
}
data_fd = open (argv[3], O_RDONLY);
if (data_fd < 0) {
perror ("open");
return EXIT_FAILURE;
}
/* TBD: get proper length */
data_buf = mmap (NULL, 1048576, PROT_READ, MAP_PRIVATE, data_fd, 0);
if (data_buf == MAP_FAILED) {
perror ("mmap");
return EXIT_FAILURE;
}
for (;;) {
if (!recon_execute(fs,&meta_buf,&data_buf)) {
break;
}
}
return EXIT_SUCCESS;
}
int
main (int argc, char *argv[])
{
int ret = -1;
int flags = O_RDWR|O_SYNC;
glfs_t *fs = NULL;
glfs_fd_t *fd1 = NULL;
char *volname = NULL;
char *logfile = NULL;
const char *filename = "file_tmp";
const char buff[WRITE_SIZE];
struct stat sb;
if (argc != 3) {
fprintf (stderr, "Invalid argument\n");
return 1;
}
volname = argv[1];
logfile = argv[2];
fs = glfs_new (volname);
if (!fs)
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_new", ret, out);
ret = glfs_set_volfile_server (fs, "tcp", "localhost", 24007);
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_set_volfile_server", ret, out);
ret = glfs_set_logging (fs, logfile, 7);
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_set_logging", ret, out);
ret = glfs_init (fs);
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_init", ret, out);
fd1 = glfs_creat(fs, filename, flags, 0644);
if (fd1 == NULL) {
ret = -1;
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_creat", ret, out);
}
ret = glfs_write (fd1, buff, WRITE_SIZE, flags);
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_write", ret, out);
ret = glfs_truncate (fs, filename, TRUNC_SIZE);
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_truncate", ret, out);
ret = glfs_fstat (fd1, &sb);
VALIDATE_AND_GOTO_LABEL_ON_ERROR ("glfs_fstat", ret, out);
if (sb.st_size != TRUNC_SIZE) {
fprintf (stderr, "wrong size %jd should be %jd\n",
(intmax_t)sb.st_size, (intmax_t)2048);
ret = -1;
}
out:
if (fd1 != NULL)
glfs_close(fd1);
if (fs) {
/*
* If this fails (as it does on Special Snowflake NetBSD for no
* good reason), it shouldn't affect the result of the test.
*/
(void) glfs_fini(fs);
}
return ret;
}
bool GlusterBackend::initialize(GlusterFSConnection _connectionInfo) {
this->connectionInfo= _connectionInfo;
//Create
fs = glfs_new(connectionInfo.volumeName.c_str());
if(fs==nullptr){
LOG(ERROR)<<"Error in creating GlusterFS instance.";
return false;
}
//Set volume server
/**
*
* NOTE: This API is special, multiple calls to this function with different
* volfile servers, port or transport-type would create a list of volfile
* servers which would be polled during `volfile_fetch_attempts()
*
* @transport: String specifying the transport used to connect to the
* management daemon. Specifying NULL will result in the usage
* of the default (tcp) transport type. Permitted values
* are those what you specify as transport-type in a volume
* specification file (e.g "tcp", "rdma" etc.)
*
* 0 : Success.
* -1 : Failure. @errno will be set with the type of failure.
**/
bool allFailed = true;
for(VolumeServer &volServer:_connectionInfo.volumeServers){
int ret = glfs_set_volfile_server ((glfs_t*)fs, volServer.transport.c_str(), volServer.serverIP.c_str(), volServer.port);
//int ret = glfs_set_volfile_server ((glfs_t*)fs, volServer.transport.c_str(), volServer.serverIP.c_str(), 23432);
//int ret = glfs_set_volfile_server ((glfs_t*)fs, volServer.transport.c_str(), volServer.serverIP.c_str(), );
if(ret !=0){
glfs_unset_volfile_server((glfs_t*)fs, volServer.transport.c_str(), volServer.serverIP.c_str(), volServer.port);
LOG(ERROR)<<"Error in connecting to VolumeServer:"<<volServer.serverIP
<<":"<<volServer.port<<"("<<volServer.transport<<")"<<" ErrorCode:"<<ret;
} else
allFailed = false;
}
if(allFailed){
LOG(ERROR)<<"Couldn't connect to any of Volume Servers. Gluster Initialization failed.";
glfs_fini((glfs_t*)fs);
return false;
}
//Set Logging info
if(glfs_set_logging ((glfs_t*)fs, "/dev/stderr", 5)!=0)
LOG(ERROR)<<"Failed to set logging for GlusterFS.";
int ret = glfs_init((glfs_t*)fs);
if(ret!=0){
LOG(ERROR)<<"Failed to initialize GlusterFS. ErrorCode:"<<ret;
glfs_fini((glfs_t*)fs);
return false;
}
LOG(INFO)<<"GlusterFS backend initialized for Volume:"<<this->connectionInfo.volumeName;
/*vector<BackendItem> tmp;
list(tmp);*/
return true;
}
int
main(int argc, char *argv[])
{
glfs_t *fs = NULL;
int ret = 0;
glfs_fd_t *fd = NULL;
char *filename = NULL;
char *logfile = NULL;
char *host = NULL;
if (argc != 5) {
return -1;
}
host = argv[2];
logfile = argv[3];
filename = argv[4];
/* setup signal handler for exiting */
signal(SIGTERM, stop_running);
fs = glfs_new(argv[1]);
if (!fs) {
return -1;
}
ret = glfs_set_volfile_server(fs, "tcp", host, 24007);
if (ret < 0) {
return -1;
}
ret = glfs_set_logging(fs, logfile, 7);
if (ret < 0) {
return -1;
}
ret = glfs_init(fs);
if (ret < 0) {
return -1;
}
fd = glfs_creat(fs, filename, O_RDWR, 0644);
if (!fd) {
return -1;
}
/* sleep until SIGTERM has been received */
while (keep_running) {
sleep(1);
}
ret = glfs_close(fd);
if (ret < 0) {
return -1;
}
ret = glfs_fini(fs);
if (ret < 0) {
return -1;
}
return 0;
}
int
main(int argc, char *argv[])
{
int ret = -1;
glfs_t *fs = NULL;
char *volname = NULL;
char *logfile = NULL;
char *hostname = NULL;
char *my_file = "file_";
char my_file_name[MAXPATHNAME];
uint32_t flags = O_RDWR | O_SYNC;
struct glfs_fd *fd = NULL;
int i = 0;
int pct = 0;
struct timespec timestamp = {0, 0}, st_timestamp, ed_timestamp;
struct timespec otimestamp = {0, 0}, ost_timestamp, oed_timestamp;
if (argc != 4) {
fprintf(stderr, "Invalid argument\n");
return 1;
}
hostname = argv[1];
volname = argv[2];
logfile = argv[3];
fs = glfs_new(volname);
VALIDATE_BOOL_AND_GOTO_LABEL_ON_ERROR("glfs_new", !!fs, ret, out);
ret = glfs_set_volfile_server(fs, "tcp", hostname, 24007);
VALIDATE_AND_GOTO_LABEL_ON_ERROR("glfs_set_volfile_server", ret, out);
ret = glfs_set_logging(fs, logfile, 7);
VALIDATE_AND_GOTO_LABEL_ON_ERROR("glfs_set_logging", ret, out);
ret = glfs_init(fs);
VALIDATE_AND_GOTO_LABEL_ON_ERROR("glfs_init", ret, out);
for (i = 0; i < MAX_FILES_CREATE; i++) {
sprintf(my_file_name, "%s%d", my_file, i);
fd = glfs_creat(fs, my_file_name, flags, 0644);
VALIDATE_BOOL_AND_GOTO_LABEL_ON_ERROR("glfs_creat", !!fd, ret, out);
glfs_close(fd);
}
/* measure performance using old readdir call and new xreaddirplus call and
* compare */
ret = clock_gettime(CLOCK_REALTIME, &ost_timestamp);
VALIDATE_AND_GOTO_LABEL_ON_ERROR("clock_gettime", ret, out);
ret = old_readdir(fs);
VALIDATE_AND_GOTO_LABEL_ON_ERROR("old_readdir", ret, out);
ret = clock_gettime(CLOCK_REALTIME, &oed_timestamp);
VALIDATE_AND_GOTO_LABEL_ON_ERROR("clock_gettime", ret, out);
assimilatetime(&otimestamp, ost_timestamp, oed_timestamp);
printf("\tOverall time using readdir:\n\t\tSecs:%ld\n\t\tnSecs:%ld\n",
otimestamp.tv_sec, otimestamp.tv_nsec);
ret = clock_gettime(CLOCK_REALTIME, &st_timestamp);
VALIDATE_AND_GOTO_LABEL_ON_ERROR("clock_gettime", ret, out);
ret = new_xreaddirplus(fs);
VALIDATE_AND_GOTO_LABEL_ON_ERROR("new_xreaddirplus", ret, out);
ret = clock_gettime(CLOCK_REALTIME, &ed_timestamp);
VALIDATE_AND_GOTO_LABEL_ON_ERROR("clock_gettime", ret, out);
assimilatetime(×tamp, st_timestamp, ed_timestamp);
printf("\tOverall time using xreaddirplus:\n\t\tSecs:%ld\n\t\tnSecs:%ld\n",
timestamp.tv_sec, timestamp.tv_nsec);
pct = comparetime(otimestamp, timestamp);
printf("There is improvement by %d%%\n", pct);
ret = 0;
out:
if (fs) {
ret = glfs_fini(fs);
if (ret)
fprintf(stderr, "glfs_fini(fs) returned %d\n", ret);
}
return ret;
}
int
main(int argc, char *argv[])
{
glfs_t *fs = NULL;
glfs_t *fs2 = NULL;
glfs_t *fs_tmp = NULL;
glfs_t *fs_tmp2 = NULL;
int ret = 0, i;
glfs_fd_t *fd = NULL;
glfs_fd_t *fd2 = NULL;
glfs_fd_t *fd_tmp = NULL;
glfs_fd_t *fd_tmp2 = NULL;
char readbuf[32];
char *filename = "file_tmp";
char *writebuf = NULL;
char *vol_id = NULL;
unsigned int cnt = 1;
struct glfs_upcall *cbk = NULL;
char *logfile = NULL;
char *volname = NULL;
char *hostname = NULL;
if (argc != 4) {
fprintf(stderr, "Invalid argument\n");
exit(1);
}
hostname = argv[1];
volname = argv[2];
logfile = argv[3];
fs = glfs_new(volname);
if (!fs) {
fprintf(stderr, "glfs_new: returned NULL\n");
return -1;
}
ret = glfs_set_volfile_server(fs, "tcp", hostname, 24007);
LOG_ERR("glfs_set_volfile_server", ret);
ret = glfs_set_logging(fs, logfile, 7);
LOG_ERR("glfs_set_logging", ret);
ret = glfs_init(fs);
LOG_ERR("glfs_init", ret);
/* This does not block, but enables caching of events. Real
* applications like NFS-Ganesha run this in a thread before activity
* on the fs (through this instance) happens. */
ret = glfs_h_poll_upcall(fs_tmp, &cbk);
LOG_ERR("glfs_h_poll_upcall", ret);
fs2 = glfs_new(volname);
if (!fs2) {
fprintf(stderr, "glfs_new fs2: returned NULL\n");
return 1;
}
ret = glfs_set_volfile_server(fs2, "tcp", hostname, 24007);
LOG_ERR("glfs_set_volfile_server-fs2", ret);
ret = glfs_set_logging(fs2, logfile, 7);
LOG_ERR("glfs_set_logging-fs2", ret);
ret = glfs_init(fs2);
LOG_ERR("glfs_init-fs2", ret);
fd = glfs_creat(fs, filename, O_RDWR | O_SYNC, 0644);
if (fd <= 0) {
ret = -1;
LOG_ERR("glfs_creat", ret);
}
fprintf(stderr, "glfs-create fd - %d\n", fd);
fd2 = glfs_open(fs2, filename, O_SYNC | O_RDWR | O_CREAT);
if (fd2 <= 0) {
ret = -1;
LOG_ERR("glfs_open-fs2", ret);
}
fprintf(stderr, "glfs-open fd2 - %d\n", fd2);
do {
if (cnt % 2) {
fd_tmp = fd;
fs_tmp = fs;
fd_tmp2 = fd2;
fs_tmp2 = fs2;
} else {
fd_tmp = fd2;
fs_tmp = fs2;
fd_tmp2 = fd;
fs_tmp2 = fs;
}
/* WRITE on fd_tmp */
writebuf = malloc(10);
if (writebuf) {
memcpy(writebuf, "abcd", 4);
ret = glfs_write(fd_tmp, writebuf, 4, 0);
if (ret <= 0) {
ret = -1;
LOG_ERR("glfs_write", ret);
} else {
fprintf(stderr, "glfs_write succeeded\n");
}
free(writebuf);
} else {
fprintf(stderr, "Could not allocate writebuf\n");
return -1;
}
/* READ on fd_tmp2 */
ret = glfs_lseek(fd_tmp2, 0, SEEK_SET);
LOG_ERR("glfs_lseek", ret);
memset(readbuf, 0, sizeof(readbuf));
ret = glfs_pread(fd_tmp2, readbuf, 4, 0, 0, NULL);
if (ret <= 0) {
ret = -1;
LOG_ERR("glfs_pread", ret);
} else {
fprintf(stderr, "glfs_read: %s\n", readbuf);
}
/* Open() fops seem to be not performed on server side until
* there are I/Os on that fd
*/
if (cnt > 2) {
struct glfs_upcall_inode *in_arg = NULL;
enum glfs_upcall_reason reason = 0;
struct glfs_object *object = NULL;
uint64_t flags = 0;
uint64_t expire = 0;
ret = glfs_h_poll_upcall(fs_tmp, &cbk);
LOG_ERR("glfs_h_poll_upcall", ret);
reason = glfs_upcall_get_reason(cbk);
/* Expect 'GLFS_INODE_INVALIDATE' upcall event. */
if (reason == GLFS_UPCALL_INODE_INVALIDATE) {
in_arg = glfs_upcall_get_event(cbk);
object = glfs_upcall_inode_get_object(in_arg);
flags = glfs_upcall_inode_get_flags(in_arg);
expire = glfs_upcall_inode_get_expire(in_arg);
fprintf(stderr,
" upcall event type - %d,"
" object(%p), flags(%d), "
" expire_time_attr(%d)\n",
reason, object, flags, expire);
} else {
fprintf(stderr, "Didn't receive upcall notify event");
ret = -1;
goto err;
}
glfs_free(cbk);
}
sleep(5);
} while (++cnt < 5);
err:
glfs_close(fd);
LOG_ERR("glfs_close", ret);
glfs_close(fd2);
LOG_ERR("glfs_close-fd2", ret);
out:
if (fs) {
ret = glfs_fini(fs);
fprintf(stderr, "glfs_fini(fs) returned %d \n", ret);
}
if (fs2) {
ret = glfs_fini(fs2);
fprintf(stderr, "glfs_fini(fs2) returned %d \n", ret);
}
if (ret)
exit(1);
exit(0);
}
int
main (int argc, char *argv[])
{
glfs_t *fs = NULL;
int ret = 0, i;
glfs_fd_t *fd = NULL;
char *filename = "/a1";
char *filename2 = "/a2";
struct stat sb = {0, };
struct callback_arg cbk;
char *logfile = NULL;
char *volname = NULL;
int cnt = 1;
struct callback_inode_arg *in_arg = NULL;
struct glfs_object *root = NULL, *leaf = NULL;
cbk.reason = 0;
fprintf (stderr, "Starting libgfapi_fini\n");
if (argc != 3) {
fprintf (stderr, "Invalid argument\n");
exit(1);
}
volname = argv[1];
logfile = argv[2];
fs = glfs_new (volname);
if (!fs) {
fprintf (stderr, "glfs_new: returned NULL\n");
return 1;
}
ret = glfs_set_volfile_server (fs, "tcp", "localhost", 24007);
LOG_ERR("glfs_set_volfile_server", ret);
ret = glfs_set_logging (fs, logfile, 7);
LOG_ERR("glfs_set_logging", ret);
ret = glfs_init (fs);
LOG_ERR("glfs_init", ret);
sleep (2);
root = glfs_h_lookupat (fs, NULL, "/", &sb, 0);
if (!root) {
ret = -1;
LOG_ERR ("glfs_h_lookupat root", ret);
}
leaf = glfs_h_lookupat (fs, root, filename, &sb, 0);
if (!leaf) {
ret = -1;
LOG_IF_NO_ERR ("glfs_h_lookupat leaf", ret);
}
leaf = glfs_h_creat (fs, root, filename, O_RDWR, 0644, &sb);
if (!leaf) {
ret = -1;
LOG_ERR ("glfs_h_lookupat leaf", ret);
}
fprintf (stderr, "glfs_h_create leaf - %p\n", leaf);
leaf = glfs_h_lookupat (fs, root, filename2, &sb, 0);
if (!leaf) {
ret = -1;
LOG_IF_NO_ERR ("glfs_h_lookupat leaf", ret);
}
ret = glfs_h_rename (fs, root, filename, root, filename2);
LOG_ERR("glfs_rename", ret);
while (cnt++ < 5) {
ret = glfs_h_poll_upcall(fs, &cbk);
LOG_ERR ("glfs_h_poll_upcall", ret);
/* There should not be any upcalls sent */
if (cbk.reason != GFAPI_CBK_EVENT_NULL) {
fprintf (stderr, "Error: Upcall received(%d)\n",
cbk.reason);
exit (1);
}
}
ret = glfs_fini(fs);
LOG_ERR("glfs_fini", ret);
fprintf (stderr, "End of libgfapi_fini\n");
exit(0);
}
int
main (int argc, char *argv[])
{
glfs_t *fs = NULL;
int ret = 0;
int i = 0;
glfs_fd_t *fd = NULL;
glfs_fd_t *fd1 = NULL;
char *topdir = "topdir", *filename = "file1";
char *buf = NULL;
char *logfile = NULL;
if (argc != 3) {
fprintf (stderr,
"Expect following args %s <Vol> <log file>\n"
, argv[0]);
return -1;
}
logfile = argv[2];
for (i = 0; i < TEST_CASE_LOOP; i++) {
fs = glfs_new (argv[1]);
if (!fs) {
fprintf (stderr, "glfs_new: returned NULL (%s)\n",
strerror (errno));
return -1;
}
ret = glfs_set_volfile_server (fs, "tcp", "localhost", 24007);
if (ret < 0) {
fprintf (stderr, "glfs_set_volfile_server failed ret:%d (%s)\n",
ret, strerror (errno));
return -1;
}
ret = glfs_set_logging (fs, logfile, 7);
if (ret < 0) {
fprintf (stderr, "glfs_set_logging failed with ret: %d (%s)\n",
ret, strerror (errno));
return -1;
}
ret = glfs_init (fs);
if (ret < 0) {
fprintf (stderr, "glfs_init failed with ret: %d (%s)\n",
ret, strerror (errno));
return -1;
}
ret = large_number_of_fops (fs);
if (ret < 0)
return -1;
ret = large_read_write (fs);
if (ret < 0)
return -1;
ret = volfile_change (argv[1]);
if (ret < 0)
return -1;
ret = large_number_of_fops (fs);
if (ret < 0)
return -1;
ret = large_read_write (fs);
if (ret < 0)
return -1;
ret = glfs_fini (fs);
if (ret < 0) {
fprintf (stderr, "glfs_fini failed with ret: %d (%s)\n",
ret, strerror (errno));
return -1;
}
}
return 0;
}
/*
* Open a volume using gfapi.
*/
int gfapi_device::d_open(const char *pathname, int flags, int mode)
{
int status;
POOL_MEM virtual_filename(PM_FNAME);
/*
* Parse the gluster URI.
*/
if (!m_gfapi_volume) {
m_gfapi_volume = bstrdup(dev_name);
if (!parse_gfapi_devicename(m_gfapi_volume,
&m_transport,
&m_servername,
&m_volumename,
&m_basedir,
&m_serverport)) {
Mmsg1(errmsg, _("Unable to parse device URI %s.\n"), dev_name);
Emsg0(M_FATAL, 0, errmsg);
goto bail_out;
}
}
/*
* See if we need to setup a Gluster context.
*/
if (!m_glfs) {
m_glfs = glfs_new(m_volumename);
if (!m_glfs) {
Mmsg1(errmsg, _("Unable to create new Gluster context for volumename %s.\n"), m_volumename);
Emsg0(M_FATAL, 0, errmsg);
goto bail_out;
}
status = glfs_set_volfile_server(m_glfs, (m_transport) ? m_transport : "tcp", m_servername, m_serverport);
if (status < 0) {
Mmsg3(errmsg, _("Unable to initialize Gluster management server for transport %s, servername %s, serverport %d\n"),
(m_transport) ? m_transport : "tcp", m_servername, m_serverport);
Emsg0(M_FATAL, 0, errmsg);
goto bail_out;
}
status = glfs_init(m_glfs);
if (status < 0) {
Mmsg1(errmsg, _("Unable to initialize Gluster for volumename %s.\n"), m_volumename);
Emsg0(M_FATAL, 0, errmsg);
goto bail_out;
}
}
/*
* See if we don't have a file open already.
*/
if (m_gfd) {
glfs_close(m_gfd);
m_gfd = NULL;
}
/*
* See if we store in an explicit directory.
*/
if (m_basedir) {
struct stat st;
/*
* Make sure the dir exists if one is defined.
*/
Mmsg(virtual_filename, "/%s", m_basedir);
if (glfs_stat(m_glfs, virtual_filename.c_str(), &st) != 0) {
switch (errno) {
case ENOENT:
if (!gfapi_makedir(m_glfs, virtual_filename.c_str())) {
Mmsg1(errmsg, _("Specified glusterfs direcory %s cannot be created.\n"), virtual_filename.c_str());
Emsg0(M_FATAL, 0, errmsg);
goto bail_out;
}
break;
default:
goto bail_out;
}
} else {
if (!S_ISDIR(st.st_mode)) {
Mmsg1(errmsg, _("Specified glusterfs direcory %s is not a directory.\n"), virtual_filename.c_str());
Emsg0(M_FATAL, 0, errmsg);
goto bail_out;
}
}
Mmsg(virtual_filename, "/%s/%s", m_basedir, getVolCatName());
} else {
Mmsg(virtual_filename, "%s", getVolCatName());
}
/*
* See if the O_CREAT flag is set as glfs_open doesn't support that flag and you have to call glfs_creat then.
*/
if (flags & O_CREAT) {
m_gfd = glfs_creat(m_glfs, virtual_filename.c_str(), flags, mode);
} else {
m_gfd = glfs_open(m_glfs, virtual_filename.c_str(), flags);
}
if (!m_gfd) {
goto bail_out;
}
return 0;
bail_out:
/*
* Cleanup the Gluster context.
*/
if (m_glfs) {
glfs_fini(m_glfs);
m_glfs = NULL;
}
return -1;
}
int
main (int argc, char *argv[])
{
int ret = 0;
glfs_t *fs = NULL;
struct glfs_object *root = NULL, *file_obj = NULL;
struct stat sb = {0, };
char readbuf[32], writebuf[32];
char *filename = "file.txt";
char *logfile = NULL;
char *volname = NULL;
char *hostname = NULL;
if (argc != 4) {
fprintf (stderr, "Invalid argument\n");
exit(1);
}
hostname = argv[1];
volname = argv[2];
logfile = argv[3];
fs = glfs_new (volname);
if (!fs) {
fprintf (stderr, "glfs_new: returned NULL\n");
ret = -1;
}
ret = glfs_set_volfile_server (fs, "tcp", hostname, 24007);
LOG_ERR("glfs_set_volfile_server", ret);
ret = glfs_set_logging (fs, logfile, 7);
LOG_ERR("glfs_set_logging", ret);
ret = glfs_init (fs);
LOG_ERR("glfs_init", ret);
root = glfs_h_lookupat (fs, NULL, "/", &sb, 0);
if (root == NULL) {
fprintf (stderr, "glfs_h_lookupat: error on lookup of / ,%s\n",
strerror (errno));
goto out;
}
file_obj = glfs_h_creat (fs, root, filename, O_CREAT, 0644, &sb);
if (file_obj == NULL) {
fprintf (stderr, "glfs_h_creat: error on create of %s: from (%p),%s\n",
filename, root, strerror (errno));
goto out;
}
/* test read/write based on anonymous fd */
memcpy (writebuf, "abcdefghijklmnopqrstuvwxyz012345", 32);
ret = glfs_h_anonymous_write (fs, file_obj, writebuf, 32, 0);
if (ret < 0)
LOG_ERR ("glfs_h_anonymous_write", ret);
ret = glfs_h_anonymous_read (fs, file_obj, readbuf, 32, 0);
if (ret < 0)
LOG_ERR ("glfs_h_anonymous_read", ret);
if (memcmp (readbuf, writebuf, 32)) {
fprintf (stderr, "Failed to read what I wrote: %s %s\n", readbuf,
writebuf);
ret = -1;
goto out;
}
ret = 0;
out:
if (file_obj)
glfs_h_close (file_obj);
if (fs) {
ret = glfs_fini(fs);
fprintf (stderr, "glfs_fini(fs) returned %d \n", ret);
}
if (ret)
exit(1);
exit(0);
}
int
main (int argc, char *argv[])
{
glfs_t *fs = NULL;
glfs_t *fs2 = NULL;
int ret = 0, i;
glfs_fd_t *fd = NULL;
char *filename = "/a1";
char *filename2 = "/a2";
struct stat sb = {0, };
char *logfile = NULL;
char *volname = NULL;
char *hostname = NULL;
int cnt = 1;
int upcall_received = 0;
struct glfs_upcall *cbk = NULL;
struct glfs_object *root = NULL, *leaf = NULL;
unsigned char globjhdl[GFAPI_HANDLE_LENGTH];
unsigned char globjhdl2[GFAPI_HANDLE_LENGTH];
fprintf (stderr, "Starting libgfapi_fini\n");
if (argc != 4) {
fprintf (stderr, "Invalid argument\n");
exit(1);
}
hostname = argv[1];
volname = argv[2];
logfile = argv[3];
fs = glfs_new (volname);
if (!fs) {
fprintf (stderr, "glfs_new: returned NULL\n");
return 1;
}
ret = glfs_set_volfile_server (fs, "tcp", hostname, 24007);
LOG_ERR("glfs_set_volfile_server", ret);
ret = glfs_set_logging (fs, logfile, 7);
LOG_ERR("glfs_set_logging", ret);
ret = glfs_init (fs);
LOG_ERR("glfs_init", ret);
/* This does not block, but enables caching of events. Real
* applications like NFS-Ganesha run this in a thread before activity
* on the fs (through this instance) happens. */
ret = glfs_h_poll_upcall(fs, &cbk);
LOG_ERR ("glfs_h_poll_upcall", ret);
fs2 = glfs_new (volname);
if (!fs) {
fprintf (stderr, "glfs_new: returned NULL\n");
return 1;
}
ret = glfs_set_volfile_server (fs2, "tcp", hostname, 24007);
LOG_ERR("glfs_set_volfile_server", ret);
ret = glfs_set_logging (fs2, logfile, 7);
LOG_ERR("glfs_set_logging", ret);
ret = glfs_init (fs2);
LOG_ERR("glfs_init", ret);
sleep (2);
root = glfs_h_lookupat (fs, NULL, "/", &sb, 0);
if (!root) {
ret = -1;
LOG_ERR ("glfs_h_lookupat root", ret);
}
leaf = glfs_h_lookupat (fs, root, filename, &sb, 0);
if (!leaf) {
ret = -1;
LOG_IF_NO_ERR ("glfs_h_lookupat leaf", ret);
}
root = glfs_h_lookupat (fs2, NULL, "/", &sb, 0);
if (!root) {
ret = -1;
LOG_ERR ("glfs_h_lookupat root", ret);
}
leaf = glfs_h_creat (fs2, root, filename, O_RDWR, 0644, &sb);
if (!leaf) {
ret = -1;
LOG_ERR ("glfs_h_lookupat leaf", ret);
}
fprintf (stderr, "glfs_h_create leaf - %p\n", leaf);
while (cnt++ < 5 && !upcall_received) {
enum glfs_upcall_reason reason = 0;
struct glfs_upcall_inode *in_arg = NULL;
ret = glfs_h_poll_upcall(fs, &cbk);
LOG_ERR ("glfs_h_poll_upcall", ret);
if (ret)
goto retry;
reason = glfs_upcall_get_reason (cbk);
fprintf (stderr, "Upcall received(%d)\n", reason);
if (reason == GLFS_UPCALL_INODE_INVALIDATE) {
struct glfs_object *object = NULL;
in_arg = glfs_upcall_get_event (cbk);
object = glfs_upcall_inode_get_object (in_arg);
ret = glfs_h_extract_handle (root,
globjhdl+GLAPI_UUID_LENGTH,
GFAPI_HANDLE_LENGTH);
LOG_ERR("glfs_h_extract_handle", (ret != 16));
ret = glfs_h_extract_handle (object,
globjhdl2+GLAPI_UUID_LENGTH,
GFAPI_HANDLE_LENGTH);
LOG_ERR("glfs_h_extract_handle", (ret != 16));
if (memcmp (globjhdl+GLAPI_UUID_LENGTH,
globjhdl2+GLAPI_UUID_LENGTH, 16)) {
fprintf (stderr, "Error: gfid mismatch\n");
exit (1);
}
upcall_received = 1;
}
retry:
if (!upcall_received)
sleep (1); /* glfs_h_poll_upcall() does not block */
if (!ret) {
glfs_free (cbk);
cbk = NULL;
}
}
if (!upcall_received) {
fprintf (stderr, "Error: Upcall not received\n");
exit (1);
}
ret = glfs_fini(fs);
LOG_ERR("glfs_fini", ret);
fprintf (stderr, "End of libgfapi_fini\n");
exit(0);
}
int
main (int argc, char *argv[])
{
glfs_t *fs = NULL;
glfs_t *fs2 = NULL;
glfs_t *fs_tmp = NULL;
glfs_t *fs_tmp2 = NULL;
int ret = 0, i;
glfs_fd_t *fd = NULL;
glfs_fd_t *fd2 = NULL;
glfs_fd_t *fd_tmp = NULL;
glfs_fd_t *fd_tmp2 = NULL;
char readbuf[32];
char *filename = "file_tmp";
char *writebuf = NULL;
char *vol_id = NULL;
unsigned int cnt = 1;
struct callback_arg cbk;
char *logfile = NULL;
char *volname = NULL;
cbk.object = NULL;
if (argc != 3) {
fprintf (stderr, "Invalid argument\n");
exit(1);
}
volname = argv[1];
logfile = argv[2];
fs = glfs_new (volname);
if (!fs) {
fprintf (stderr, "glfs_new: returned NULL\n");
return -1;
}
ret = glfs_set_volfile_server (fs, "tcp", "localhost", 24007);
LOG_ERR("glfs_set_volfile_server", ret);
ret = glfs_set_logging (fs, logfile, 7);
LOG_ERR("glfs_set_logging", ret);
ret = glfs_init (fs);
LOG_ERR("glfs_init", ret);
fs2 = glfs_new (volname);
if (!fs2) {
fprintf (stderr, "glfs_new fs2: returned NULL\n");
return 1;
}
ret = glfs_set_volfile_server (fs2, "tcp", "localhost", 24007);
LOG_ERR("glfs_set_volfile_server-fs2", ret);
ret = glfs_set_logging (fs2, logfile, 7);
LOG_ERR("glfs_set_logging-fs2", ret);
ret = glfs_init (fs2);
LOG_ERR("glfs_init-fs2", ret);
fd = glfs_creat(fs, filename, O_RDWR|O_SYNC, 0644);
if (fd <= 0) {
ret = -1;
LOG_ERR ("glfs_creat", ret);
}
fprintf (stderr, "glfs-create fd - %d\n", fd);
fd2 = glfs_open(fs2, filename, O_SYNC|O_RDWR|O_CREAT);
if (fd2 <= 0) {
ret = -1;
LOG_ERR ("glfs_open-fs2", ret);
}
fprintf (stderr, "glfs-open fd2 - %d\n", fd2);
do {
if (cnt%2) {
fd_tmp = fd;
fs_tmp = fs;
fd_tmp2 = fd2;
fs_tmp2 = fs2;
} else {
fd_tmp = fd2;
fs_tmp = fs2;
fd_tmp2 = fd;
fs_tmp2 = fs;
}
/* WRITE on fd_tmp */
writebuf = malloc(10);
if (writebuf) {
memcpy (writebuf, "abcd", 4);
ret = glfs_write (fd_tmp, writebuf, 4, 0);
if (ret <= 0) {
ret = -1;
LOG_ERR ("glfs_write", ret);
} else {
fprintf (stderr,
"glfs_write suceeded\n");
}
free(writebuf);
} else {
fprintf (stderr,
"Could not allocate writebuf\n");
return -1;
}
/* READ on fd_tmp2 */
ret = glfs_lseek (fd_tmp2, 0, SEEK_SET);
LOG_ERR ("glfs_lseek", ret);
ret = glfs_pread (fd_tmp2, readbuf, 4, 0, 0);
if (ret <= 0) {
ret = -1;
LOG_ERR ("glfs_pread", ret);
} else {
fprintf (stderr, "glfs_read: %s\n", readbuf);
}
/* Open() fops seem to be not performed on server side until
* there are I/Os on that fd
*/
if (cnt > 2) {
ret = glfs_h_poll_upcall(fs_tmp, &cbk);
LOG_ERR ("glfs_h_poll_upcall", ret);
if (cbk.object) {
fprintf (stderr, " upcall event type - %d,"
" flags - %d, expire_time_attr - %d\n" ,
cbk.reason, cbk.flags, cbk.expire_time_attr);
} else {
fprintf (stderr,
"Dint receive upcall notify event");
ret = -1;
goto err;
}
}
sleep(5);
} while (++cnt < 5);
err:
glfs_close(fd);
LOG_ERR ("glfs_close", ret);
glfs_close(fd2);
LOG_ERR ("glfs_close-fd2", ret);
out:
if (fs) {
ret = glfs_fini(fs);
fprintf (stderr, "glfs_fini(fs) returned %d \n", ret);
}
if (fs2) {
ret = glfs_fini(fs2);
fprintf (stderr, "glfs_fini(fs2) returned %d \n", ret);
}
if (ret)
exit(1);
exit(0);
}
int
main (int argc, char *argv[])
{
glfs_t *fs = NULL;
glfs_t *fs2 = NULL;
int ret = 0;
glfs_fd_t *fd = NULL;
glfs_fd_t *fd2 = NULL;
struct stat sb = {0, };
char readbuf[32];
char writebuf[32];
char *filename = "/filename2";
fs = glfs_new ("iops");
if (!fs) {
fprintf (stderr, "glfs_new: returned NULL\n");
return 1;
}
// ret = glfs_set_volfile (fs, "/tmp/posix.vol");
ret = glfs_set_volfile_server (fs, "socket", "localhost", 24007);
// ret = glfs_set_volfile_server (fs, "unix", "/tmp/gluster.sock", 0);
ret = glfs_set_logging (fs, "/dev/stderr", 7);
ret = glfs_init (fs);
fprintf (stderr, "glfs_init: returned %d\n", ret);
sleep (2);
fs2 = glfs_new ("iops");
if (!fs2) {
fprintf (stderr, "glfs_new: returned NULL\n");
return 1;
}
// ret = glfs_set_volfile (fs2, "/tmp/posix.vol");
ret = glfs_set_volfile_server (fs2, "socket", "localhost", 24007);
ret = glfs_set_logging (fs2, "/dev/stderr", 7);
ret = glfs_init (fs2);
fprintf (stderr, "glfs_init: returned %d\n", ret);
ret = glfs_lstat (fs, filename, &sb);
fprintf (stderr, "%s: (%d) %s\n", filename, ret, strerror (errno));
fd = glfs_creat (fs, filename, O_RDWR, 0644);
fprintf (stderr, "%s: (%p) %s\n", filename, fd, strerror (errno));
fd2 = glfs_open (fs2, filename, O_RDWR);
fprintf (stderr, "%s: (%p) %s\n", filename, fd, strerror (errno));
sprintf (writebuf, "hi there\n");
ret = glfs_write (fd, writebuf, 32, 0);
glfs_lseek (fd2, 0, SEEK_SET);
ret = glfs_read (fd2, readbuf, 32, 0);
printf ("read %d, %s", ret, readbuf);
glfs_close (fd);
glfs_close (fd2);
filename = "/filename3";
ret = glfs_mknod (fs, filename, S_IFIFO, 0);
fprintf (stderr, "%s: (%d) %s\n", filename, ret, strerror (errno));
ret = glfs_lstat (fs, filename, &sb);
fprintf (stderr, "%s: (%d) %s\n", filename, ret, strerror (errno));
ret = glfs_rename (fs, filename, "/filename4");
fprintf (stderr, "rename(%s): (%d) %s\n", filename, ret,
strerror (errno));
ret = glfs_unlink (fs, "/filename4");
fprintf (stderr, "unlink(%s): (%d) %s\n", "/filename4", ret,
strerror (errno));
filename = "/dirname2";
ret = glfs_mkdir (fs, filename, 0);
fprintf (stderr, "%s: (%d) %s\n", filename, ret, strerror (errno));
ret = glfs_lstat (fs, filename, &sb);
fprintf (stderr, "lstat(%s): (%d) %s\n", filename, ret, strerror (errno));
ret = glfs_rmdir (fs, filename);
fprintf (stderr, "rmdir(%s): (%d) %s\n", filename, ret, strerror (errno));
test_dirops (fs);
test_xattr (fs);
// done
glfs_fini (fs);
glfs_fini (fs2);
return ret;
}
