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allow-multiple-insert-permission-grants #49

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hsh-michaelhoennig merged 15 commits from allow-multiple-insert-permission-grants into master 2024-04-29 11:43:49 +02:00
Conversation 0 Commits 15 Files Changed 45 +78 -57
3 changed files with 78 additions and 57 deletions
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98
src/main/java/net/hostsharing/hsadminng/rbac/rbacdef/InsertTriggerGenerator.java
View File

@ -1,9 +1,11 @@
package net.hostsharing.hsadminng.rbac.rbacdef;
import java.util.Optional;
import java.util.Set;
import java.util.function.BinaryOperator;
import java.util.stream.Stream;
import static java.util.stream.Collectors.joining;
import static net.hostsharing.hsadminng.rbac.rbacdef.PostgresTriggerReference.NEW;
import static net.hostsharing.hsadminng.rbac.rbacdef.RbacView.Permission.INSERT;
import static net.hostsharing.hsadminng.rbac.rbacdef.RbacView.RbacGrantDefinition.GrantType.PERM_TO_ROLE;
@ -25,7 +27,6 @@ public class InsertTriggerGenerator {
void generateTo(final StringWriter plPgSql) {
generateInsertGrants(plPgSql);
generateInsertPermissionChecks(plPgSql);
plPgSql.writeLn("--//");
}
private void generateInsertGrants(final StringWriter plPgSql) {
@ -53,35 +54,45 @@ public class InsertTriggerGenerator {
plPgSql.writeLn("""
-- granting INSERT permission to ${rawSubTable} ----------------------------
""",
with("rawSubTable", rbacDef.getRootEntityAlias().getRawTableName()));
with("rawSubTable", g.getSuperRoleDef().getEntityAlias().getRawTableName()));
plPgSql.writeLn("""
/*
Grants INSERT INTO ${rawSubTable} permissions to specified role of pre-existing ${rawSuperTable} rows.
*/
do language plpgsql $$
declare
preExistingRow ${rawSuperTable};
begin
call defineContext('create INSERT INTO ${rawSubTable} permissions for pre-exising ${rawSuperTable} rows');
FOR preExistingRow IN SELECT * FROM ${rawSuperTable}
${whenCondition}
LOOP
call grantPermissionToRole(
createPermission(preExistingRow.uuid, 'INSERT', '${rawSubTable}'),
hsBookingItemAGENT(preExistingRow));
END LOOP;
end;
$$;
""",
with("whenCondition", g.getSuperRoleDef().getEntityAlias().isCaseDependent()
// TODO.impl: .type needs to be dynamically generated
? "WHERE preExistingRow.type = '${value}'"
if (isGrantToADifferentTable(g)) {
plPgSql.writeLn(
"""
/*
Grants INSERT INTO ${rawSubTable} permissions to specified role of pre-existing ${rawSuperTable} rows.
*/
do language plpgsql $$
declare
preExistingRow ${rawSuperTable};
begin
call defineContext('create INSERT INTO ${rawSubTable} permissions for pre-exising ${rawSuperTable} rows');
FOR preExistingRow IN SELECT * FROM ${rawSuperTable}
${whenCondition}
LOOP
call grantPermissionToRole(
createPermission(preExistingRow.uuid, 'INSERT', '${rawSubTable}'),
hsBookingItemAGENT(preExistingRow));
END LOOP;
end;
$$;
""",
with("whenCondition", g.getSuperRoleDef().getEntityAlias().isCaseDependent()
// TODO.impl: .type needs to be dynamically generated
? "WHERE preExistingRow.type = '${value}'"
.replace("${value}", g.getSuperRoleDef().getEntityAlias().usingCase().value)
: "-- unconditional for all rows in that table"),
with("rawSuperTable", g.getSuperRoleDef().getEntityAlias().getRawTableName()),
with("rawSubTable", g.getPermDef().getEntityAlias().getRawTableName()));
: "-- unconditional for all rows in that table"),
with("rawSuperTable", g.getSuperRoleDef().getEntityAlias().getRawTableName()),
with("rawSubTable", g.getPermDef().getEntityAlias().getRawTableName()));
} else {
plPgSql.writeLn("""
-- Granting INSERT INTO hs_hosting_asset permissions to specified role of pre-existing hs_hosting_asset rows slipped,
-- because there cannot yet be any pre-existing rows in the same table yet.
""",
with("rawSuperTable", g.getSuperRoleDef().getEntityAlias().getRawTableName()),
with("rawSubTable", g.getPermDef().getEntityAlias().getRawTableName()));
}
plPgSql.writeLn("""
/**
@ -150,7 +161,6 @@ public class InsertTriggerGenerator {
plPgSql.writeLn("--//");
}
private void generateInsertPermissionChecks(final StringWriter plPgSql) {
plPgSql.writeLn("""
-- ============================================================================
@ -177,20 +187,30 @@ public class InsertTriggerGenerator {
when ( not (
""",
with("rawSubTable", rbacDef.getRootEntityAlias().getRawTableName()));
plPgSql.chopEmptyLines();
plPgSql.indented(2, () -> {
plPgSql.indented(3, () -> {
getInsertGrants().forEach(g -> {
final RbacView.EntityAlias superRoleEntityAlias = g.getSuperRoleDef().getEntityAlias();
final RbacView.EntityAlias permissionEntityAlias = g.getPermDef().entityAlias;
final var caseCondition = superRoleEntityAlias.isCaseDependent()
? "NEW.type = '" + superRoleEntityAlias.usingCase().value + "' and "
? ("NEW.type in (" + toStringList(g.getForCases()) + ") and ")
: "";
plPgSql.writeLn("${caseCondition}hasInsertPermission(NEW.${refColumn}, 'INSERT', '${rawSubTable}') or",
with("caseCondition", caseCondition),
with("refColumn", superRoleEntityAlias.dependsOnColumName()),
with("rawSubTable", rbacDef.getRootEntityAlias().getRawTableName()));
if ( g.getSuperRoleDef().isGlobalAdmin() ) {
plPgSql.writeLn(
"${caseCondition}isGlobalAdmin() or",
with("caseCondition", caseCondition));
} else {
plPgSql.writeLn(
"${caseCondition}hasInsertPermission(NEW.${refColumn}, '${rawSubTable}') or",
with("caseCondition", caseCondition),
with("refColumn", superRoleEntityAlias.dependsOnColumName()),
with("rawSubTable", rbacDef.getRootEntityAlias().getRawTableName()));
}
});
plPgSql.chopTail(" or\n");
});
plPgSql.writeLn();
plPgSql.writeLn("""
) )
@ -200,6 +220,14 @@ public class InsertTriggerGenerator {
with("rawSubTable", rbacDef.getRootEntityAlias().getRawTableName()));
}
private String toStringList(final Set<RbacView.CaseDef> cases) {
return cases.stream().map(c -> "'" + c.value + "'").collect(joining(", "));
}
private boolean isGrantToADifferentTable(final RbacView.RbacGrantDefinition g) {
return !rbacDef.getRootEntityAlias().getRawTableName().equals(g.getSuperRoleDef().getEntityAlias().getRawTableName());
}
private Stream<RbacView.RbacGrantDefinition> getInsertGrants() {
return rbacDef.getGrantDefs().stream()
.filter(g -> g.grantType() == PERM_TO_ROLE)

26
src/main/java/net/hostsharing/hsadminng/rbac/rbacdef/RbacView.java
View File

@ -560,11 +560,13 @@ public class RbacView {
register(this);
}
public RbacGrantDefinition(final RbacPermissionDefinition permDef, final RbacRoleDefinition roleDef) {
public RbacGrantDefinition(final RbacPermissionDefinition permDef, final RbacRoleDefinition roleDef,
final CaseDef forCase) {
this.userDef = null;
this.subRoleDef = null;
this.superRoleDef = roleDef;
this.permDef = permDef;
this.forCases = forCase != null ? hashSet(forCase) : null;
register(this);
}
@ -676,7 +678,8 @@ public class RbacView {
final String tableName;
final boolean toCreate;
private RbacPermissionDefinition(final EntityAlias entityAlias, final Permission permission, final String tableName, final boolean toCreate) {
private RbacPermissionDefinition(final EntityAlias entityAlias, final Permission permission, final String tableName,
final boolean toCreate) {
this.entityAlias = entityAlias;
this.permission = permission;
this.tableName = tableName;
@ -788,6 +791,10 @@ public class RbacView {
public String toString() {
return "role:" + entityAlias.aliasName + role;
}
public boolean isGlobalAdmin() {
return entityAlias.isGlobal() && role == Role.ADMIN;
}
}
public RbacUserReference findUserRef(final RbacUserReference.UserRole userRole) {
@ -842,19 +849,6 @@ public class RbacView {
.orElseGet(() -> new RbacPermissionDefinition(entityAlias, perm, tableName, true)); // TODO: true => toCreate
}
RbacPermissionDefinition findRbacPerm(final EntityAlias entityAlias, final Permission perm) {
return findRbacPerm(entityAlias, perm, null);
}
public RbacPermissionDefinition findRbacPerm(final String entityAliasName, final Permission perm, String tableName) {
return findRbacPerm(findEntityAlias(entityAliasName), perm, tableName);
}
public RbacPermissionDefinition findRbacPerm(final String entityAliasName, final Permission perm) {
return findRbacPerm(findEntityAlias(entityAliasName), perm);
}
private RbacGrantDefinition findOrCreateGrantDef(final RbacRoleDefinition roleDefinition, final RbacUserReference user) {
return grantDefs.stream()
.filter(g -> g.subRoleDef == roleDefinition && g.userDef == user)
@ -866,7 +860,7 @@ public class RbacView {
return grantDefs.stream()
.filter(g -> g.permDef == permDef && g.superRoleDef == roleDef)
.findFirst()
.orElseGet(() -> new RbacGrantDefinition(permDef, roleDef));
.orElseGet(() -> new RbacGrantDefinition(permDef, roleDef, processingCase));
}
private RbacGrantDefinition findOrCreateGrantDef(

11
src/main/resources/db/changelog/7-hs-hosting/701-hosting-asset/7013-hs-hosting-asset-rbac.sql
View File

@ -138,10 +138,8 @@ execute procedure new_hs_hosting_asset_grants_insert_to_hs_booking_item_tf();
-- granting INSERT permission to hs_hosting_asset ----------------------------
/*
Grants INSERT INTO hs_hosting_asset permissions to specified role of pre-existing hs_hosting_asset rows.
*/
-- Skipped, because there cannot yet be any pre-existing hs_hosting_asset rows.
-- Granting INSERT INTO hs_hosting_asset permissions to specified role of pre-existing hs_hosting_asset rows slipped,
-- because there cannot yet be any pre-existing rows in the same table yet.
/**
Grants hs_hosting_asset INSERT permission to specified role of new hs_hosting_asset rows.
@ -189,11 +187,12 @@ create trigger hs_hosting_asset_insert_permission_check_tg
for each row
when ( not (
hasInsertPermission(NEW.bookingItemUuid, 'hs_hosting_asset') or
NEW.type = 'MANAGED_WEBSPACE' and hasInsertPermission(NEW.parentAssetUuid, 'INSERT', 'hs_hosting_asset') ) )
NEW.type in ('MANAGED_WEBSPACE') and hasInsertPermission(NEW.parentAssetUuid, 'hs_hosting_asset')
) )
execute procedure hs_hosting_asset_insert_permission_missing_tf();
--//
-- ============================================================================
--changeset hs-hosting-asset-rbac-IDENTITY-VIEW:1 endDelimiter:--//
-- ----------------------------------------------------------------------------