int csync_commit(CSYNC *ctx) {
int rc = 0;
if (ctx == NULL) {
return -1;
}
ctx->status_code = CSYNC_STATUS_OK;
if (ctx->statedb.db != NULL
&& csync_statedb_close(ctx) < 0) {
CSYNC_LOG(CSYNC_LOG_PRIORITY_DEBUG, "ERR: closing of statedb failed.");
rc = -1;
}
ctx->statedb.db = NULL;
_csync_clean_ctx(ctx);
ctx->remote.read_from_db = 0;
ctx->read_remote_from_db = true;
ctx->db_is_empty = false;
/* Create new trees */
c_rbtree_create(&ctx->local.tree, _key_cmp, _data_cmp);
c_rbtree_create(&ctx->remote.tree, _key_cmp, _data_cmp);
ctx->status = CSYNC_STATUS_INIT;
SAFE_FREE(ctx->error_string);
rc = 0;
return rc;
}
int csync_init(CSYNC *ctx) {
int rc;
char *config = NULL;
if (ctx == NULL) {
errno = EBADF;
return -1;
}
ctx->status_code = CSYNC_STATUS_OK;
/* Do not initialize twice */
if (ctx->status & CSYNC_STATUS_INIT) {
return 1;
}
/* check for uri */
if (csync_fnmatch("owncloud://*", ctx->remote.uri, 0) == 0 && csync_fnmatch("ownclouds://*", ctx->remote.uri, 0) == 0) {
ctx->status_code = CSYNC_STATUS_NO_MODULE;
rc = -1;
goto out;
}
ctx->local.type = LOCAL_REPLICA;
if ( !ctx->options.local_only_mode) {
owncloud_init(csync_get_auth_callback(ctx), csync_get_userdata(ctx));
ctx->remote.type = REMOTE_REPLICA;
} else {
ctx->remote.type = LOCAL_REPLICA;
}
if (ctx->options.timeout)
csync_vio_set_property(ctx, "timeout", &ctx->options.timeout);
if (c_rbtree_create(&ctx->local.tree, _key_cmp, _data_cmp) < 0) {
ctx->status_code = CSYNC_STATUS_TREE_ERROR;
rc = -1;
goto out;
}
if (c_rbtree_create(&ctx->remote.tree, _key_cmp, _data_cmp) < 0) {
ctx->status_code = CSYNC_STATUS_TREE_ERROR;
rc = -1;
goto out;
}
ctx->status = CSYNC_STATUS_INIT;
csync_set_module_property(ctx, "csync_context", ctx);
/* initialize random generator */
srand(time(NULL));
rc = 0;
out:
SAFE_FREE(config);
return rc;
}
int csync_init(CSYNC *ctx) {
int rc;
if (ctx == NULL) {
errno = EBADF;
return -1;
}
ctx->status_code = CSYNC_STATUS_OK;
/* Do not initialize twice */
if (ctx->status & CSYNC_STATUS_INIT) {
return 1;
}
/* check for uri */
if (csync_fnmatch("owncloud://*", ctx->remote.uri, 0) == 0 && csync_fnmatch("ownclouds://*", ctx->remote.uri, 0) == 0) {
ctx->status_code = CSYNC_STATUS_NO_MODULE;
rc = -1;
goto out;
}
ctx->local.type = LOCAL_REPLICA;
#ifdef USE_NEON
owncloud_init(ctx);
#endif
ctx->remote.type = REMOTE_REPLICA;
if (c_rbtree_create(&ctx->local.tree, _key_cmp, _data_cmp) < 0) {
ctx->status_code = CSYNC_STATUS_TREE_ERROR;
rc = -1;
goto out;
}
if (c_rbtree_create(&ctx->remote.tree, _key_cmp, _data_cmp) < 0) {
ctx->status_code = CSYNC_STATUS_TREE_ERROR;
rc = -1;
goto out;
}
ctx->remote.root_perms = 0;
ctx->status = CSYNC_STATUS_INIT;
/* initialize random generator */
srand(time(NULL));
rc = 0;
out:
return rc;
}
int csync_commit(CSYNC *ctx) {
int rc = 0;
if (ctx == NULL) {
return -1;
}
ctx->status_code = CSYNC_STATUS_OK;
if (ctx->statedb.db != NULL
&& csync_statedb_close(ctx) < 0) {
CSYNC_LOG(CSYNC_LOG_PRIORITY_DEBUG, "ERR: closing of statedb failed.");
rc = -1;
}
ctx->statedb.db = NULL;
rc = csync_vio_commit(ctx);
if (rc < 0) {
CSYNC_LOG(CSYNC_LOG_PRIORITY_DEBUG, "commit failed: %s",
ctx->error_string ? ctx->error_string : "");
goto out;
}
_csync_clean_ctx(ctx);
ctx->remote.read_from_db = 0;
ctx->read_from_db_disabled = 0;
/* Create new trees */
rc = c_rbtree_create(&ctx->local.tree, _key_cmp, _data_cmp);
if (rc < 0) {
ctx->status_code = CSYNC_STATUS_TREE_ERROR;
goto out;
}
rc = c_rbtree_create(&ctx->remote.tree, _key_cmp, _data_cmp);
if (rc < 0) {
ctx->status_code = CSYNC_STATUS_TREE_ERROR;
goto out;
}
ctx->status = CSYNC_STATUS_INIT;
SAFE_FREE(ctx->error_string);
rc = 0;
out:
return rc;
}
static void check_c_rbtree_insert_delete(void **state)
{
c_rbtree_t *tree = NULL;
c_rbnode_t *node = NULL;
test_t *testdata = NULL;
int rc;
(void) state; /* unused */
rc = c_rbtree_create(&tree, key_cmp, data_cmp);
assert_int_equal(rc, 0);
testdata = malloc(sizeof(test_t));
testdata->key = 42;
rc = c_rbtree_insert(tree, (void *) testdata);
assert_int_equal(rc, 0);
node = c_rbtree_head(tree);
assert_non_null(node);
testdata = c_rbtree_node_data(node);
SAFE_FREE(testdata);
rc = c_rbtree_node_delete(node);
assert_int_equal(rc, 0);
c_rbtree_free(tree);
}
static void check_c_rbtree_create_null(void **state)
{
c_rbtree_t *tree = NULL;
int rc;
(void) state; /* unused */
rc = c_rbtree_create(NULL, key_cmp, data_cmp);
assert_int_equal(rc, -1);
rc = c_rbtree_create(&tree, NULL, data_cmp);
assert_int_equal(rc, -1);
rc = c_rbtree_create(&tree, key_cmp, NULL);
assert_int_equal(rc, -1);
}
static void setup(void **state) {
c_rbtree_t *tree = NULL;
int rc;
rc = c_rbtree_create(&tree, key_cmp, data_cmp);
assert_int_equal(rc, 0);
*state = tree;
}
void csync_init(CSYNC *ctx) {
assert(ctx);
/* Do not initialize twice */
assert(!(ctx->status & CSYNC_STATUS_INIT));
ctx->status_code = CSYNC_STATUS_OK;
ctx->local.type = LOCAL_REPLICA;
ctx->remote.type = REMOTE_REPLICA;
c_rbtree_create(&ctx->local.tree, _key_cmp, _data_cmp);
c_rbtree_create(&ctx->remote.tree, _key_cmp, _data_cmp);
ctx->remote.root_perms = 0;
ctx->status = CSYNC_STATUS_INIT;
/* initialize random generator */
srand(time(NULL));
}
static void check_c_rbtree_create_free(void **state)
{
c_rbtree_t *tree = NULL;
int rc;
(void) state; /* unused */
rc = c_rbtree_create(&tree, key_cmp, data_cmp);
assert_int_equal(rc, 0);
assert_int_equal(tree->size, 0);
rc = c_rbtree_free(tree);
assert_int_equal(rc, 0);
}
static void setup_complete_tree(void **state) {
c_rbtree_t *tree = NULL;
int i = 0;
int rc;
rc = c_rbtree_create(&tree, key_cmp, data_cmp);
assert_int_equal(rc, 0);
for (i = 0; i < 100; i++) {
test_t *testdata = NULL;
testdata = c_malloc(sizeof(test_t));
assert_non_null(testdata);
testdata->key = i;
rc = c_rbtree_insert(tree, (void *) testdata);
assert_int_equal(rc, 0);
}
*state = tree;
}
static void propfind_results_recursive(void *userdata,
const ne_uri *uri,
const ne_prop_result_set *set)
{
struct resource *newres = 0;
const char *clength, *modtime, *file_id = NULL;
const char *resourcetype = NULL;
const char *md5sum = NULL;
const ne_status *status = NULL;
char *path = ne_path_unescape( uri->path );
char *parentPath;
char *propfindRootUri = (char*) userdata;
propfind_recursive_element_t *element = NULL;
propfind_recursive_element_t *pElement = NULL;
int depth = 0;
(void) status;
(void) propfindRootUri;
if (!propfind_recursive_cache) {
c_rbtree_create(&propfind_recursive_cache, _key_cmp, _data_cmp);
}
/* Fill the resource structure with the data about the file */
newres = c_malloc(sizeof(struct resource));
ZERO_STRUCTP(newres);
newres->uri = path; /* no need to strdup because ne_path_unescape already allocates */
newres->name = c_basename( path );
modtime = ne_propset_value( set, &ls_props[0] );
clength = ne_propset_value( set, &ls_props[1] );
resourcetype = ne_propset_value( set, &ls_props[2] );
md5sum = ne_propset_value( set, &ls_props[3] );
file_id = ne_propset_value( set, &ls_props[4] );
newres->type = resr_normal;
if( resourcetype && strncmp( resourcetype, "<DAV:collection>", 16 ) == 0) {
newres->type = resr_collection;
propfind_recursive_cache_folder_count++;
} else {
/* DEBUG_WEBDAV("propfind_results_recursive %s [%d]", newres->uri, newres->type); */
propfind_recursive_cache_file_count++;
}
if (modtime) {
newres->modtime = oc_httpdate_parse(modtime);
}
/* DEBUG_WEBDAV("Parsing Modtime: %s -> %llu", modtime, (unsigned long long) newres->modtime ); */
newres->size = 0;
if (clength) {
newres->size = atoll(clength);
/* DEBUG_WEBDAV("Parsed File size for %s from %s: %lld", newres->name, clength, (long long)newres->size ); */
}
if( md5sum ) {
newres->md5 = csync_normalize_etag(md5sum);
}
csync_vio_set_file_id(newres->file_id, file_id);
/*
DEBUG_WEBDAV("propfind_results_recursive %s [%s] %s", newres->uri, newres->type == resr_collection ? "collection" : "file", newres->md5);
*/
/* Create new item in rb tree */
if (newres->type == resr_collection) {
DEBUG_WEBDAV("propfind_results_recursive %s is a folder", newres->uri);
/* Check if in rb tree */
element = c_rbtree_node_data(c_rbtree_find(propfind_recursive_cache,uri->path));
/* If not, create a new item and insert it */
if (!element) {
element = c_malloc(sizeof(propfind_recursive_element_t));
element->self = resource_dup(newres);
element->children = NULL;
element->parent = NULL;
c_rbtree_insert(propfind_recursive_cache, element);
/* DEBUG_WEBDAV("results_recursive Added collection %s", newres->uri); */
}
}
/* Check for parent in tree. If exists: Insert it into the children elements there */
parentPath = ne_path_parent(uri->path);
if (parentPath) {
propfind_recursive_element_t *parentElement = NULL;
parentElement = c_rbtree_node_data(c_rbtree_find(propfind_recursive_cache,parentPath));
free(parentPath);
if (parentElement) {
newres->next = parentElement->children;
parentElement->children = newres;
/* If the current result is a collection we also need to set its parent */
if (element)
element->parent = parentElement;
pElement = element;
while (pElement) {
depth++;
pElement = pElement->parent;
}
if (depth > propfind_recursive_cache_depth) {
DEBUG_WEBDAV("propfind_results_recursive %s new maximum tree depth %d", newres->uri, depth);
propfind_recursive_cache_depth = depth;
}
/* DEBUG_WEBDAV("results_recursive Added child %s to collection %s", newres->uri, element->self->uri); */
} else {
/* DEBUG_WEBDAV("results_recursive No parent %s found for child %s", parentPath, newres->uri); */
resource_free(newres);
newres = NULL;
}
}
}
static void propfind_results_recursive_callback(void *userdata,
const ne_uri *uri,
const ne_prop_result_set *set)
{
struct resource *newres = 0;
const ne_status *status = NULL;
char *path = ne_path_unescape( uri->path );
char *parentPath;
propfind_recursive_element_t *element = NULL;
propfind_recursive_element_t *pElement = NULL;
int depth = 0;
csync_owncloud_ctx_t *ctx = (csync_owncloud_ctx_t*) userdata;
(void) status;
if (!ctx->propfind_recursive_cache) {
c_rbtree_create(&ctx->propfind_recursive_cache, _key_cmp, _data_cmp);
}
/* Fill the resource structure with the data about the file */
newres = c_malloc(sizeof(struct resource));
newres->uri = path; /* no need to strdup because ne_path_unescape already allocates */
newres->name = c_basename( path );
fill_webdav_properties_into_resource(newres, set);
if( newres->type == resr_collection) {
ctx->propfind_recursive_cache_folder_count++;
} else {
ctx->propfind_recursive_cache_file_count++;
}
/* Create new item in rb tree */
if (newres->type == resr_collection) {
DEBUG_WEBDAV("propfind_results_recursive %s is a folder", newres->uri);
/* Check if in rb tree */
element = c_rbtree_node_data(c_rbtree_find(ctx->propfind_recursive_cache,uri->path));
/* If not, create a new item and insert it */
if (!element) {
element = c_malloc(sizeof(propfind_recursive_element_t));
element->self = resource_dup(newres);
element->self->next = 0;
element->children = NULL;
element->parent = NULL;
c_rbtree_insert(ctx->propfind_recursive_cache, element);
/* DEBUG_WEBDAV("results_recursive Added collection %s", newres->uri); */
}
}
/* Check for parent in tree. If exists: Insert it into the children elements there */
parentPath = ne_path_parent(uri->path);
if (parentPath) {
propfind_recursive_element_t *parentElement = NULL;
parentElement = c_rbtree_node_data(c_rbtree_find(ctx->propfind_recursive_cache,parentPath));
free(parentPath);
if (parentElement) {
newres->next = parentElement->children;
parentElement->children = newres;
/* If the current result is a collection we also need to set its parent */
if (element)
element->parent = parentElement;
pElement = element;
while (pElement) {
depth++;
pElement = pElement->parent;
}
if (depth > ctx->propfind_recursive_cache_depth) {
DEBUG_WEBDAV("propfind_results_recursive %s new maximum tree depth %d", newres->uri, depth);
ctx->propfind_recursive_cache_depth = depth;
}
/* DEBUG_WEBDAV("results_recursive Added child %s to collection %s", newres->uri, element->self->uri); */
return;
}
}
resource_free(newres);
newres = NULL;
}
int csync_init(CSYNC *ctx) {
int rc;
time_t timediff = -1;
char *log = NULL;
char *exclude = NULL;
char *lock = NULL;
char *config = NULL;
#ifndef _WIN32
char errbuf[256] = {0};
#endif
if (ctx == NULL) {
errno = EBADF;
return -1;
}
ctx->error_code = CSYNC_ERR_NONE;
/* Do not initialize twice */
if (ctx->status & CSYNC_STATUS_INIT) {
return 1;
}
/* load log file */
if (csync_log_init() < 0) {
ctx->error_code = CSYNC_ERR_LOG;
fprintf(stderr, "csync_init: logger init failed\n");
return -1;
}
/* create dir if it doesn't exist */
if (! c_isdir(ctx->options.config_dir)) {
c_mkdirs(ctx->options.config_dir, 0700);
}
if (asprintf(&log, "%s/%s", ctx->options.config_dir, CSYNC_LOG_FILE) < 0) {
ctx->error_code = CSYNC_ERR_UNSPEC;
rc = -1;
goto out;
}
/* load log if it exists */
if (c_isfile(log)) {
csync_log_load(log);
} else {
#ifndef _WIN32
if (c_copy(SYSCONFDIR "/csync/" CSYNC_LOG_FILE, log, 0644) == 0) {
csync_log_load(log);
}
#endif
}
/* create lock file */
if (asprintf(&lock, "%s/%s", ctx->options.config_dir, CSYNC_LOCK_FILE) < 0) {
ctx->error_code = CSYNC_ERR_UNSPEC;
rc = -1;
goto out;
}
#ifndef _WIN32
if (csync_lock(lock) < 0) {
ctx->error_code = CSYNC_ERR_LOCK;
rc = -1;
goto out;
}
#endif
/* load config file */
if (asprintf(&config, "%s/%s", ctx->options.config_dir, CSYNC_CONF_FILE) < 0) {
rc = -1;
goto out;
}
if (csync_config_load(ctx, config) < 0) {
CSYNC_LOG(CSYNC_LOG_PRIORITY_WARN, "Could not load config file %s, using defaults.", config);
}
#ifndef _WIN32
/* load global exclude list */
if (asprintf(&exclude, "%s/csync/%s", SYSCONFDIR, CSYNC_EXCLUDE_FILE) < 0) {
ctx->error_code = CSYNC_ERR_UNSPEC;
rc = -1;
goto out;
}
if (csync_exclude_load(ctx, exclude) < 0) {
strerror_r(errno, errbuf, sizeof(errbuf));
CSYNC_LOG(CSYNC_LOG_PRIORITY_INFO, "Could not load %s - %s", exclude,
errbuf);
}
SAFE_FREE(exclude);
/* load exclude list */
if (asprintf(&exclude, "%s/%s", ctx->options.config_dir, CSYNC_EXCLUDE_FILE) < 0) {
ctx->error_code = CSYNC_ERR_UNSPEC;
rc = -1;
goto out;
}
if (csync_exclude_load(ctx, exclude) < 0) {
strerror_r(errno, errbuf, sizeof(errbuf));
CSYNC_LOG(CSYNC_LOG_PRIORITY_INFO, "Could not load %s - %s", exclude,
errbuf);
}
#endif
/* create/load statedb */
if (! csync_is_statedb_disabled(ctx)) {
uint64_t h = csync_create_statedb_hash(ctx);
if (asprintf(&ctx->statedb.file, "%s/csync_statedb_%llu.db",
ctx->options.config_dir, (long long unsigned int) h) < 0) {
ctx->error_code = CSYNC_ERR_UNSPEC;
rc = -1;
goto out;
}
CSYNC_LOG(CSYNC_LOG_PRIORITY_DEBUG, "Remote replica: %s", ctx->remote.uri);
CSYNC_LOG(CSYNC_LOG_PRIORITY_DEBUG, "Statedb: %s", ctx->statedb.file);
if (csync_statedb_load(ctx, ctx->statedb.file) < 0) {
ctx->error_code = CSYNC_ERR_STATEDB_LOAD;
rc = -1;
goto out;
}
}
ctx->local.type = LOCAL_REPLICA;
/* check for uri */
if ( !ctx->options.local_only_mode && csync_fnmatch("*://*", ctx->remote.uri, 0) == 0) {
size_t len;
len = strstr(ctx->remote.uri, "://") - ctx->remote.uri;
/* get protocol */
if (len > 0) {
char *module = NULL;
/* module name */
module = c_strndup(ctx->remote.uri, len);
if (module == NULL) {
ctx->error_code = CSYNC_ERR_MODULE;
rc = -1;
goto out;
}
/* load module */
retry_vio_init:
rc = csync_vio_init(ctx, module, NULL);
if (rc < 0) {
len = strlen(module);
if (len > 0 && module[len-1] == 's') {
module[len-1] = '\0';
goto retry_vio_init;
}
/* Now vio init finally failed which means a module could not be found. */
ctx->error_code = CSYNC_ERR_MODULE;
CSYNC_LOG(CSYNC_LOG_PRIORITY_FATAL,
"The csync module %s could not be loaded.", module);
SAFE_FREE(module);
goto out;
}
SAFE_FREE(module);
ctx->remote.type = REMOTE_REPLCIA;
}
} else {
ctx->remote.type = LOCAL_REPLICA;
}
if(!ctx->options.local_only_mode) {
if(ctx->module.capabilities.time_sync_required) {
timediff = csync_timediff(ctx);
if (timediff > ctx->options.max_time_difference) {
CSYNC_LOG(CSYNC_LOG_PRIORITY_FATAL,
"Clock skew detected. The time difference is greater than %d seconds!",
ctx->options.max_time_difference);
ctx->error_code = CSYNC_ERR_TIMESKEW;
rc = -1;
goto out;
} else if (timediff < 0) {
/* error code was set in csync_timediff() */
CSYNC_LOG(CSYNC_LOG_PRIORITY_FATAL, "Synchronisation is not possible!");
/* do not override error code set by timediff */
if(ctx->error_code == CSYNC_ERR_NONE) {
ctx->error_code = CSYNC_ERR_TIMESKEW;
}
rc = -1;
goto out;
}
} else {
CSYNC_LOG(CSYNC_LOG_PRIORITY_TRACE, "Module does not need time synchronization.");
}
if(ctx->module.capabilities.unix_extensions == -1) { /* detect */
if (csync_unix_extensions(ctx) < 0) {
CSYNC_LOG(CSYNC_LOG_PRIORITY_FATAL, "Could not detect filesystem type.");
ctx->error_code = CSYNC_ERR_FILESYSTEM;
rc = -1;
goto out;
}
} else {
/* The module specifies the value for the unix_extensions. */
ctx->options.unix_extensions = ctx->module.capabilities.unix_extensions;
}
}
if (c_rbtree_create(&ctx->local.tree, _key_cmp, _data_cmp) < 0) {
ctx->error_code = CSYNC_ERR_TREE;
rc = -1;
goto out;
}
if (c_rbtree_create(&ctx->remote.tree, _key_cmp, _data_cmp) < 0) {
ctx->error_code = CSYNC_ERR_TREE;
rc = -1;
goto out;
}
ctx->status = CSYNC_STATUS_INIT;
/* initialize random generator */
srand(time(NULL));
rc = 0;
out:
SAFE_FREE(log);
SAFE_FREE(lock);
SAFE_FREE(exclude);
SAFE_FREE(config);
return rc;
}
int csync_commit(CSYNC *ctx) {
int rc = 0;
if (ctx == NULL) {
return -1;
}
ctx->status_code = CSYNC_STATUS_OK;
rc = _merge_and_write_statedb(ctx);
if (rc < 0) {
CSYNC_LOG(CSYNC_LOG_PRIORITY_DEBUG, "Merge and Write database failed!");
if (ctx->status_code == CSYNC_STATUS_OK) {
ctx->status_code = CSYNC_STATUS_STATEDB_WRITE_ERROR;
}
rc = 1; /* Set to soft error. */
/* The other steps happen anyway, what else can we do? */
}
rc = csync_vio_commit(ctx);
if (rc < 0) {
CSYNC_LOG(CSYNC_LOG_PRIORITY_DEBUG, "commit failed: %s",
ctx->error_string ? ctx->error_string : "");
goto out;
}
/* destroy the rbtrees */
rc = c_rbtree_size(ctx->local.tree);
if (rc > 0) {
c_rbtree_destroy(ctx->local.tree, _tree_destructor);
}
rc = c_rbtree_size(ctx->remote.tree);
if (rc > 0) {
c_rbtree_destroy(ctx->remote.tree, _tree_destructor);
}
/* free memory */
c_rbtree_free(ctx->local.tree);
c_list_free(ctx->local.list);
c_rbtree_free(ctx->remote.tree);
c_list_free(ctx->remote.list);
ctx->local.list = 0;
ctx->remote.list = 0;
/* create/load statedb */
rc = csync_is_statedb_disabled(ctx);
if (rc == 0) {
if (ctx->statedb.file == NULL) {
rc = asprintf(&ctx->statedb.file, "%s/.csync_journal.db",
ctx->local.uri);
if (rc < 0) {
ctx->status_code = CSYNC_STATUS_MEMORY_ERROR;
CSYNC_LOG(CSYNC_LOG_PRIORITY_DEBUG, "Failed to assemble statedb file name.");
goto out;
}
}
CSYNC_LOG(CSYNC_LOG_PRIORITY_DEBUG, "Journal: %s", ctx->statedb.file);
rc = csync_statedb_load(ctx, ctx->statedb.file, &ctx->statedb.db);
if (rc < 0) {
ctx->status_code = CSYNC_STATUS_STATEDB_LOAD_ERROR;
goto out;
}
}
/* Create new trees */
rc = c_rbtree_create(&ctx->local.tree, _key_cmp, _data_cmp);
if (rc < 0) {
ctx->status_code = CSYNC_STATUS_TREE_ERROR;
goto out;
}
rc = c_rbtree_create(&ctx->remote.tree, _key_cmp, _data_cmp);
if (rc < 0) {
ctx->status_code = CSYNC_STATUS_TREE_ERROR;
goto out;
}
/* reset the progress */
ctx->progress.file_count = 0;
ctx->progress.current_file_no = 0;
ctx->progress.byte_sum = 0;
ctx->progress.byte_current = 0;
ctx->status = CSYNC_STATUS_INIT;
SAFE_FREE(ctx->error_string);
rc = 0;
out:
return rc;
}
int csync_init(CSYNC *ctx) {
int rc;
time_t timediff = -1;
char *exclude = NULL;
char *lock = NULL;
char *config = NULL;
char errbuf[256] = {0};
if (ctx == NULL) {
errno = EBADF;
return -1;
}
ctx->status_code = CSYNC_STATUS_OK;
/* Do not initialize twice */
if (ctx->status & CSYNC_STATUS_INIT) {
return 1;
}
/* create dir if it doesn't exist */
if (! c_isdir(ctx->options.config_dir)) {
c_mkdirs(ctx->options.config_dir, 0700);
}
/* create lock file */
if (asprintf(&lock, "%s/%s", ctx->options.config_dir, CSYNC_LOCK_FILE) < 0) {
rc = -1;
ctx->status_code = CSYNC_STATUS_MEMORY_ERROR;
goto out;
}
#ifndef _WIN32
if (csync_lock(lock) < 0) {
rc = -1;
ctx->status_code = CSYNC_STATUS_NO_LOCK;
goto out;
}
#endif
/* load config file */
if (asprintf(&config, "%s/%s", ctx->options.config_dir, CSYNC_CONF_FILE) < 0) {
ctx->status_code = CSYNC_STATUS_MEMORY_ERROR;
rc = -1;
goto out;
}
rc = csync_config_parse_file(ctx, config);
if (rc < 0) {
CSYNC_LOG(CSYNC_LOG_PRIORITY_WARN, "Could not load config file %s, using defaults.", config);
}
#ifndef _WIN32
/* load global exclude list */
if (asprintf(&exclude, "%s/csync/%s", SYSCONFDIR, CSYNC_EXCLUDE_FILE) < 0) {
rc = -1;
ctx->status_code = CSYNC_STATUS_MEMORY_ERROR;
goto out;
}
if (csync_exclude_load(ctx, exclude) < 0) {
strerror_r(errno, errbuf, sizeof(errbuf));
CSYNC_LOG(CSYNC_LOG_PRIORITY_WARN, "Could not load %s - %s", exclude,
errbuf);
}
SAFE_FREE(exclude);
#endif
/* load exclude list */
if (asprintf(&exclude, "%s/%s", ctx->options.config_dir,
CSYNC_EXCLUDE_FILE) < 0) {
ctx->status_code = CSYNC_STATUS_MEMORY_ERROR;
rc = -1;
goto out;
}
if (csync_exclude_load(ctx, exclude) < 0) {
strerror_r(errno, errbuf, sizeof(errbuf));
CSYNC_LOG(CSYNC_LOG_PRIORITY_INFO, "Could not load %s - %s", exclude,
errbuf);
}
/* create/load statedb */
if (! csync_is_statedb_disabled(ctx)) {
rc = asprintf(&ctx->statedb.file, "%s/.csync_journal.db",
ctx->local.uri);
if (rc < 0) {
ctx->status_code = CSYNC_STATUS_MEMORY_ERROR;
goto out;
}
CSYNC_LOG(CSYNC_LOG_PRIORITY_DEBUG, "Journal: %s", ctx->statedb.file);
rc = csync_statedb_load(ctx, ctx->statedb.file, &ctx->statedb.db);
if (rc < 0) {
ctx->status_code = CSYNC_STATUS_STATEDB_LOAD_ERROR;
goto out;
}
}
ctx->local.type = LOCAL_REPLICA;
/* check for uri */
if ( !ctx->options.local_only_mode && csync_fnmatch("*://*", ctx->remote.uri, 0) == 0) {
size_t len;
len = strstr(ctx->remote.uri, "://") - ctx->remote.uri;
/* get protocol */
if (len > 0) {
char *module = NULL;
/* module name */
module = c_strndup(ctx->remote.uri, len);
if (module == NULL) {
rc = -1;
ctx->status_code = CSYNC_STATUS_MEMORY_ERROR;
goto out;
}
/* load module */
retry_vio_init:
rc = csync_vio_init(ctx, module, NULL);
if (rc < 0) {
len = strlen(module);
if (module[len-1] == 's') {
module[len-1] = '\0';
goto retry_vio_init;
}
SAFE_FREE(module);
ctx->status_code = CSYNC_STATUS_NO_MODULE;
goto out;
}
SAFE_FREE(module);
ctx->remote.type = REMOTE_REPLICA;
}
} else {
ctx->remote.type = LOCAL_REPLICA;
}
if( !ctx->options.local_only_mode ) {
timediff = csync_timediff(ctx);
if (timediff > ctx->options.max_time_difference) {
CSYNC_LOG(CSYNC_LOG_PRIORITY_FATAL,
"Clock skew detected. The time difference is greater than %d seconds!",
ctx->options.max_time_difference);
ctx->status_code = CSYNC_STATUS_TIMESKEW;
rc = -1;
goto out;
} else if (timediff < 0) {
CSYNC_LOG(CSYNC_LOG_PRIORITY_FATAL, "Synchronisation is not possible!");
ctx->status_code = CSYNC_STATUS_TIMESKEW;
rc = -1;
goto out;
}
if (csync_unix_extensions(ctx) < 0) {
CSYNC_LOG(CSYNC_LOG_PRIORITY_FATAL, "Could not detect filesystem type.");
ctx->status_code = CSYNC_STATUS_FILESYSTEM_UNKNOWN;
rc = -1;
goto out;
}
}
/* Install progress callbacks in the module. */
if (ctx->callbacks.file_progress_cb != NULL) {
int prc;
prc = csync_vio_set_property(ctx, "file_progress_callback", &ctx->callbacks.file_progress_cb);
if (prc == -1) {
/* The module does not support the callbacks */
CSYNC_LOG(CSYNC_LOG_PRIORITY_DEBUG, "Could not install file progress callback!");
ctx->callbacks.file_progress_cb = NULL;
}
}
if (ctx->callbacks.overall_progress_cb != NULL) {
int prc;
prc = csync_vio_set_property(ctx, "overall_progress_callback", &ctx->callbacks.overall_progress_cb);
if (prc == -1) {
/* The module does not support the callbacks */
CSYNC_LOG(CSYNC_LOG_PRIORITY_DEBUG, "Could not install overall progress callback!");
ctx->callbacks.overall_progress_cb = NULL;
}
}
if (c_rbtree_create(&ctx->local.tree, _key_cmp, _data_cmp) < 0) {
ctx->status_code = CSYNC_STATUS_TREE_ERROR;
rc = -1;
goto out;
}
if (c_rbtree_create(&ctx->remote.tree, _key_cmp, _data_cmp) < 0) {
ctx->status_code = CSYNC_STATUS_TREE_ERROR;
rc = -1;
goto out;
}
ctx->status = CSYNC_STATUS_INIT;
/* initialize random generator */
srand(time(NULL));
rc = 0;
out:
SAFE_FREE(lock);
SAFE_FREE(exclude);
SAFE_FREE(config);
return rc;
}
