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fix: login with uppercase and mixed case role names

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PostgREST failed when querying role settings where current
role name contained uppercase letters. This commit resolves
it by quoting the CURRENT_USER.

Signed-off-by: Taimoor Zaeem <taimoorzaeem@gmail.com>
This commit is contained in:
Taimoor Zaeem
2026-04-27 19:53:52 +00:00
committed by Wolfgang Walther
parent d9eabb2742
commit 9baf17aed0
9 changed files with 25 additions and 21 deletions
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CHANGELOG.md
+4
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@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file. From versio
## Unreleased
### Fixed
- Fix login with uppercase and mixed case role names by @taimoorzaeem in #4678
## [14.10] - 2026-04-16
### Added
nix/tools/withTools.nix
+1 -1
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@@ -25,7 +25,7 @@ let
"ARG_OPTIONAL_SINGLE([fixtures], [f], [SQL file to load fixtures from])"
"ARG_POSITIONAL_SINGLE([command], [Command to run])"
"ARG_LEFTOVERS([command arguments])"
"ARG_USE_ENV([PGUSER], [postgrest_test_authenticator], [Authenticator PG role])"
"ARG_USE_ENV([PGUSER], [Postgrest_Test_Authenticator], [Authenticator PG role])" # user is written in mixed case to implicitly test that it is being properly quoted in schema cache queries
"ARG_USE_ENV([PGDATABASE], [postgres], [PG database name])"
"ARG_USE_ENV([PGRST_DB_SCHEMAS], [test], [Schema to expose])"
"ARG_USE_ENV([PGTZ], [utc], [Timezone to use])"
src/PostgREST/Config/Database.hs
+3 -3
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@@ -101,7 +101,7 @@ queryDbSettings preConfFunc prepared =
SELECT setdatabase as database,
unnest(setconfig) as setting
FROM pg_catalog.pg_db_role_setting
WHERE setrole = CURRENT_USER::regrole::oid
WHERE setrole = quote_ident(CURRENT_USER)::regrole::oid
AND setdatabase IN (0, (SELECT oid FROM pg_catalog.pg_database WHERE datname = CURRENT_CATALOG))
),
kv_settings AS (
@@ -142,7 +142,7 @@ queryRoleSettings pgVer prepared =
select r.rolname, unnest(r.rolconfig) as setting
from pg_auth_members m
join pg_roles r on r.oid = m.roleid
where member = current_user::regrole::oid
where member = quote_ident(current_user)::regrole::oid
),
kv_settings AS (
SELECT
@@ -167,7 +167,7 @@ queryRoleSettings pgVer prepared =
|]
hasParameterPrivilege
| pgVer >= pgVersion150 = "or has_parameter_privilege(current_user::regrole::oid, ps.name, 'set')"
| pgVer >= pgVersion150 = "or has_parameter_privilege(quote_ident(current_user)::regrole::oid, ps.name, 'set')"
| otherwise = ""
processRows :: [(Text, Maybe Text, [(Text, Text)])] -> (RoleSettings, RoleIsolationLvl)
test/io/fixtures/big_schema.sql
+1 -1
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@@ -11399,7 +11399,7 @@ $$;
DROP ROLE IF EXISTS postgrest_test_anonymous;
CREATE ROLE postgrest_test_anonymous;
GRANT postgrest_test_anonymous TO :PGUSER;
GRANT postgrest_test_anonymous TO :"PGUSER";
GRANT USAGE ON SCHEMA apflora TO postgrest_test_anonymous;
GRANT USAGE ON SCHEMA fuzzysearch TO postgrest_test_anonymous;
test/io/fixtures/load.sql
+11 -11
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@@ -4,7 +4,7 @@ set check_function_bodies = false; -- to allow conditionals based on the pg vers
set search_path to public;
CREATE ROLE postgrest_test_anonymous;
ALTER ROLE :PGUSER SET pgrst.db_anon_role = 'postgrest_test_anonymous';
ALTER ROLE :"PGUSER" SET pgrst.db_anon_role = 'postgrest_test_anonymous';
CREATE ROLE postgrest_test_author;
@@ -21,14 +21,14 @@ alter role postgrest_test_w_superuser_settings set log_min_messages = 'fatal';
DO $do$BEGIN
IF (SELECT current_setting('server_version_num')::INT >= 150000) THEN
ALTER ROLE postgrest_test_w_superuser_settings SET log_min_duration_sample = 12345;
GRANT SET ON PARAMETER log_min_duration_sample to postgrest_test_authenticator;
GRANT SET ON PARAMETER log_min_duration_sample to "Postgrest_Test_Authenticator";
END IF;
END$do$;
GRANT
postgrest_test_anonymous, postgrest_test_author,
postgrest_test_serializable, postgrest_test_repeatable_read,
postgrest_test_w_superuser_settings TO :PGUSER;
postgrest_test_w_superuser_settings TO :"PGUSER";
CREATE SCHEMA v1;
GRANT USAGE ON SCHEMA v1 TO postgrest_test_anonymous;
@@ -57,7 +57,7 @@ $$ language sql;
create function change_max_rows_config(val int, notify bool default false) returns void as $_$
begin
execute format($$
alter role postgrest_test_authenticator set pgrst.db_max_rows = %L;
alter role "Postgrest_Test_Authenticator" set pgrst.db_max_rows = %L;
$$, val);
if notify then
perform pg_notify('pgrst', 'reload config');
@@ -66,13 +66,13 @@ end $_$ volatile security definer language plpgsql ;
create function reset_max_rows_config() returns void as $_$
begin
alter role postgrest_test_authenticator reset pgrst.db_max_rows;
alter role "Postgrest_Test_Authenticator" reset pgrst.db_max_rows;
end $_$ volatile security definer language plpgsql ;
create function change_db_schema_and_full_reload(schemas text) returns void as $_$
begin
execute format($$
alter role postgrest_test_authenticator set pgrst.db_schemas = %L;
alter role "Postgrest_Test_Authenticator" set pgrst.db_schemas = %L;
$$, schemas);
perform pg_notify('pgrst', 'reload config');
perform pg_notify('pgrst', 'reload schema');
@@ -80,14 +80,14 @@ end $_$ volatile security definer language plpgsql ;
create function v1.reset_db_schema_config() returns void as $_$
begin
alter role postgrest_test_authenticator reset pgrst.db_schemas;
alter role "Postgrest_Test_Authenticator" reset pgrst.db_schemas;
perform pg_notify('pgrst', 'reload config');
perform pg_notify('pgrst', 'reload schema');
end $_$ volatile security definer language plpgsql ;
create function invalid_role_claim_key_reload() returns void as $_$
begin
alter role postgrest_test_authenticator set pgrst.jwt_role_claim_key = 'test';
alter role "Postgrest_Test_Authenticator" set pgrst.jwt_role_claim_key = 'test';
perform pg_notify('pgrst', 'reload config');
end $_$ volatile security definer language plpgsql ;
@@ -100,7 +100,7 @@ $_$ language sql;
create function reset_invalid_role_claim_key() returns void as $_$
begin
alter role postgrest_test_authenticator reset pgrst.jwt_role_claim_key;
alter role "Postgrest_Test_Authenticator" reset pgrst.jwt_role_claim_key;
perform pg_notify('pgrst', 'reload config');
end $_$ volatile security definer language plpgsql ;
@@ -235,12 +235,12 @@ $$ language sql;
create function change_db_schemas_config() returns void as $_$
begin
alter role postgrest_test_authenticator set pgrst.db_schemas = 'test';
alter role "Postgrest_Test_Authenticator" set pgrst.db_schemas = 'test';
end $_$ volatile security definer language plpgsql;
create function reset_db_schemas_config() returns void as $_$
begin
alter role postgrest_test_authenticator reset pgrst.db_schemas;
alter role "Postgrest_Test_Authenticator" reset pgrst.db_schemas;
end $_$ volatile security definer language plpgsql ;
create function test.get_current_schema() returns text as $$
test/io/fixtures/replica.sql
+1 -1
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@@ -13,7 +13,7 @@ create table replica.items as select x as id from generate_series(1, 10) x;
DROP ROLE IF EXISTS postgrest_test_anonymous;
CREATE ROLE postgrest_test_anonymous;
GRANT postgrest_test_anonymous TO :PGUSER;
GRANT postgrest_test_anonymous TO :"PGUSER";
GRANT USAGE ON SCHEMA replica TO postgrest_test_anonymous;
test/load/fixtures.sql
+2 -2
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@@ -1,7 +1,7 @@
CREATE ROLE postgrest_test_anonymous;
CREATE ROLE postgrest_test_author;
GRANT postgrest_test_anonymous TO :PGUSER;
GRANT postgrest_test_author TO :PGUSER;
GRANT postgrest_test_anonymous TO :"PGUSER";
GRANT postgrest_test_author TO :"PGUSER";
CREATE SCHEMA test;
-- PUT+PATCH target needs one record and column to modify
test/observability/fixtures/roles.sql
+1 -1
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@@ -2,4 +2,4 @@ DROP ROLE IF EXISTS postgrest_test_anonymous, postgrest_test_author;
CREATE ROLE postgrest_test_anonymous;
CREATE ROLE postgrest_test_author;
GRANT postgrest_test_anonymous, postgrest_test_author TO :PGUSER;
GRANT postgrest_test_anonymous, postgrest_test_author TO :"PGUSER";
test/spec/fixtures/roles.sql
Vendored
+1 -1
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@@ -4,4 +4,4 @@ CREATE ROLE postgrest_test_default_role;
CREATE ROLE postgrest_test_author;
CREATE ROLE postgrest_test_superuser WITH SUPERUSER;
GRANT postgrest_test_anonymous, postgrest_test_default_role, postgrest_test_author, postgrest_test_superuser TO :PGUSER;
GRANT postgrest_test_anonymous, postgrest_test_default_role, postgrest_test_author, postgrest_test_superuser TO :"PGUSER";