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/*
Copyright (C) 2014- The University of Notre Dame
This software is distributed under the GNU General Public License.
See the file COPYING for details.
*/
#include "dag.h"
#include "dag_file.h"
#include "xxmalloc.h"
#include "list.h"
#include "macros.h"
#include <stdlib.h>
struct dag_file * dag_file_create( const char *filename )
{
struct dag_file *f = xxcalloc(1, sizeof(*f));
f->filename = xxstrdup(filename);
f->needed_by = list_create();
f->created_by = 0;
f->actual_size = 0;
f->estimated_size = GIGABYTE;
f->reference_count = 0;
f->state = DAG_FILE_STATE_UNKNOWN;
f->type = DAG_FILE_TYPE_INTERMEDIATE;
f->source = NULL;
f->cache_name = NULL;
f->source_type = DAG_FILE_SOURCE_LOCAL;
return f;
}
/* Return JX object containing name, remote name, and size. */
struct jx * dag_file_to_jx( struct dag_file *f, struct dag_node *n)
{
struct jx *file = jx_object(0);
jx_insert(file, jx_string("dag_name"), jx_string(f->filename));
const char *remote_name = dag_node_get_remote_name(n, f->filename);
if(remote_name){
jx_insert(file, jx_string("task_name"), jx_string(remote_name));
}
jx_insert(file, jx_string("size"), jx_integer(dag_file_size(f)));
return file;
}
/* Converts enum to string value for decoding file state */
const char *dag_file_state_name(dag_file_state_t state)
{
switch (state) {
case DAG_FILE_STATE_UNKNOWN:
return "waiting";
case DAG_FILE_STATE_EXPECT:
return "running";
case DAG_FILE_STATE_EXISTS:
return "receive";
case DAG_FILE_STATE_COMPLETE:
return "complete";
case DAG_FILE_STATE_DELETE:
return "delete";
case DAG_FILE_STATE_DOWN:
return "download";
case DAG_FILE_STATE_UP:
return "upload";
default:
return "unknown";
}
}
/* Returns whether the file is created in the DAG or not */
int dag_file_is_source( const struct dag_file *f )
{
if(f->created_by)
return 0;
else
return 1;
}
/* Returns whether the file is used in any rule */
int dag_file_is_sink( const struct dag_file *f )
{
if(list_size(f->needed_by) > 0)
return 0;
else
return 1;
}
/* Reports if a file is expeced to exist, does not guarantee existence
* if files are altered outside of Makeflow */
int dag_file_should_exist( const struct dag_file *f )
{
if(f->state == DAG_FILE_STATE_EXISTS
|| f->state == DAG_FILE_STATE_COMPLETE
|| dag_file_is_source(f))
return 1;
else
return 0;
}
/* Reports if a file is in the process of being created, downloaded,
* or uploaded. As in file in transition */
int dag_file_in_trans( const struct dag_file *f )
{
if(f->state == DAG_FILE_STATE_EXPECT
|| f->state == DAG_FILE_STATE_DOWN
|| f->state == DAG_FILE_STATE_UP)
return 1;
else
return 0;
}
/* If the file exists, return actual size, else return estimated
* size. In the default case that size is 1GB */
uint64_t dag_file_size( const struct dag_file *f )
{
if(dag_file_should_exist(f))
return f->actual_size;
return f->estimated_size;
}
/* Returns the sum of results for dag_file_size for each file
* in list. */
uint64_t dag_file_list_size(struct list *s)
{
struct dag_file *f;
uint64_t size = 0;
list_first_item(s);
while((f = list_next_item(s)))
size += dag_file_size(f);
return size;
}
/* Returns the sum of results for dag_file_size for each file
* in set. */
uint64_t dag_file_set_size(struct set *s)
{
struct dag_file *f;
uint64_t size = 0;
set_first_element(s);
while((f = set_next_element(s)))
size += dag_file_size(f);
return size;
}
int dag_file_coexist_files(struct set *s, struct dag_file *f)
{
struct dag_node *n;
list_first_item(f->needed_by);
while((n = list_next_item(f->needed_by))){
if(set_lookup(s, n))
return 1;
}
return 0;
}
void dag_file_mount_clean(struct dag_file *df) {
if(!df) return;
if(df->source) {
free(df->source);
df->source = NULL;
}
if(df->cache_name) {
free(df->cache_name);
df->cache_name = NULL;
}
}
/* vim: set noexpandtab tabstop=4: */
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