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** This file contains code used to clone a repository
*/
#include "config.h"
#include "clone.h"
#include <assert.h>
/*
** If there are public BLOBs that deltas from private BLOBs, then
** undeltify the public BLOBs so that the private BLOBs may be safely
** Delete all private content from a repository.
** deleted.
*/
void delete_private_content(void){
void fix_private_blob_dependencies(int showWarning){
Bag toUndelta;
Stmt q;
int rid;
/* Carefule: We are about to delete all BLOB entries that are private.
/* Careful: We are about to delete all BLOB entries that are private.
** So make sure that any no public BLOBs are deltas from a private BLOB.
** Otherwise after the deletion, we won't be able to recreate the public
** BLOBs.
*/
db_prepare(&q,
"SELECT "
" rid, (SELECT uuid FROM blob WHERE rid=delta.rid),"
" srcid, (SELECT uuid FROM blob WHERE rid=delta.srcid)"
" FROM delta"
" WHERE srcid in private AND rid NOT IN private"
);
bag_init(&toUndelta);
while( db_step(&q)==SQLITE_ROW ){
int rid = db_column_int(&q, 0);
const char *zId = db_column_text(&q, 1);
int srcid = db_column_int(&q, 2);
const char *zSrc = db_column_text(&q, 3);
if( showWarning ){
fossil_warning(
"public artifact %S (%d) is a delta from private artifact %S (%d)\n",
zId, rid, zSrc, srcid
);
fossil_warning(
"public artifact %S (%d) is a delta from private artifact %S (%d)",
zId, rid, zSrc, srcid
);
}
bag_insert(&toUndelta, rid);
}
db_finalize(&q);
while( (rid = bag_first(&toUndelta))>0 ){
content_undelta(rid);
bag_remove(&toUndelta, rid);
}
bag_clear(&toUndelta);
/* Now it is safe to remove all private content
*/
}
/*
** Delete all private content from a repository.
*/
void delete_private_content(void){
fix_private_blob_dependencies(1);
db_multi_exec(
"DELETE FROM blob WHERE rid IN private;"
"DELETE FROM delta wHERE rid IN private;"
"DELETE FROM private;"
);
}
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