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roles_route.c
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roles_route.c
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#include "unistd.h"
#include "postgres.h"
/* These are always necessary for a bgworker */
#include "miscadmin.h"
/* these headers are used by this particular worker's code */
#include "access/xact.h"
#include "executor/spi.h"
#include "fmgr.h"
#include "lib/stringinfo.h"
#include "pgstat.h"
#include "utils/builtins.h"
#include "utils/snapmgr.h"
#include "utils/memutils.h"
#include "tcop/utility.h"
#include "catalog/pg_database.h"
#include "catalog/pg_authid.h"
#include "catalog/pg_tablespace.h"
#include "catalog/indexing.h"
#include "utils/fmgroids.h"
#include "access/htup_details.h"
#include "storage/lmgr.h"
#include "mb/pg_wchar.h"
#include "utils/syscache.h"
#include <event2/http.h>
#include <event2/util.h>
#include <event2/keyvalq_struct.h>
#include "routes.h"
#include "jsonbuf.h"
#include "util.h"
#include "content_types.h"
void
jsonbuf_add_role_info(struct jsonbuf *jp, Oid oid, Form_pg_authid dbform);
void
jsonbuf_add_roles(struct jsonbuf *jp);
void
jsonbuf_add_roles(struct jsonbuf *jp)
{
Relation relation;
SysScanDesc scan;
HeapTuple tuple;
Oid oid;
jsonbuf_member_start_array(jp, "roles");
relation = heap_open(AuthIdRelationId, AccessShareLock);
scan = systable_beginscan(relation, InvalidOid, false,
NULL, 0, NULL);
while (HeapTupleIsValid(tuple = systable_getnext(scan)))
{
Form_pg_authid form = (Form_pg_authid) GETSTRUCT(tuple);
oid = HeapTupleGetOid(tuple);
jsonbuf_element_start_object(jp);
jsonbuf_add_role_info(jp, oid, form);
jsonbuf_end_object(jp);
}
systable_endscan(scan);
heap_close(relation, AccessShareLock);
jsonbuf_end_array(jp);
}
void
roles_route_GET(struct restgres_request *req)
{
struct jsonbuf *jp = req->jsonbuf;
add_json_content_type_header(req->reply_headers);
jsonbuf_start_document(jp);
jsonbuf_add_roles(jp);
jsonbuf_end_document(jp);
}