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Commit 3c82e50a authored by Francis Dupont's avatar Francis Dupont Committed by Tomek Mrugalski
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[5014_phase2] Improved error handling

parent dd3c52d9
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Showing with 79 additions and 46 deletions
src/bin/dhcp6/dhcp6_parser.yy
View file @ 3c82e50a
......@@ -178,17 +178,20 @@ map2: LCURLY_BRACKET {
// Assignments rule
map_content: %empty // empty map
| STRING COLON value {
// map containing a single entry
ctx.stack_.back()->set($1, $3);
}
| map_content COMMA STRING COLON value {
// map consisting of a shorter map followed by
// comma and string:value
ctx.stack_.back()->set($3, $5);
}
| not_empty_map
;
not_empty_map: STRING COLON value {
// map containing a single entry
ctx.stack_.back()->set($1, $3);
}
| not_empty_map COMMA STRING COLON value {
// map consisting of a shorter map followed by
// comma and string:value
ctx.stack_.back()->set($3, $5);
}
;
list_generic: LSQUARE_BRACKET {
ElementPtr l(new ListElement());
ctx.stack_.push_back(l);
......@@ -205,16 +208,19 @@ list2: LSQUARE_BRACKET {
};
list_content: %empty // Empty list
| value {
// List consisting of a single element.
ctx.stack_.back()->add($1);
}
| list_content COMMA value {
// List ending with , and a value.
ctx.stack_.back()->add($3);
}
| not_empty_list
;
not_empty_list: value {
// List consisting of a single element.
ctx.stack_.back()->add($1);
}
| not_empty_list COMMA value {
// List ending with , and a value.
ctx.stack_.back()->add($3);
}
;
// ---- generic JSON parser ends here ----------------------------------
// ---- syntax checking parser starts here -----------------------------
......@@ -233,16 +239,16 @@ syntax_map: LCURLY_BRACKET {
// for it.
};
// This represents a single top level entry, e.g. Dhcp6 or DhcpDdns.
global_object: dhcp6_object
| logging_object
;
// This represents top-level entries: Dhcp6, Dhcp4, DhcpDdns, Logging
global_objects: global_object
| global_objects COMMA global_object
;
// This represents a single top level entry, e.g. Dhcp6 or DhcpDdns.
global_object: dhcp6_object
| logging_object
;
dhcp6_object: DHCP6 {
// This code is executed when we're about to start parsing
// the content of the map
......@@ -479,10 +485,13 @@ hooks_libraries: HOOKS_LIBRARIES {
};
hooks_libraries_list: %empty
| hooks_library
| hooks_libraries_list COMMA hooks_library
| not_empty_hooks_libraries_list
;
not_empty_hooks_libraries_list: hooks_library
| not_empty_hooks_libraries_list COMMA hooks_library
;
hooks_library: LCURLY_BRACKET {
ElementPtr m(new MapElement());
ctx.stack_.back()->add(m);
......@@ -543,10 +552,13 @@ subnet6_list: SUBNET6 {
// It can either be empty (no subnets defined), have one subnet
// or have multiple subnets separate by comma.
subnet6_list_content: %empty
| subnet6
| subnet6_list_content COMMA subnet6
| not_empty_subnet6_list
;
not_empty_subnet6_list: subnet6
| not_empty_subnet6_list COMMA subnet6
;
// --- Subnet definitions -------------------------------
// This defines a single subnet, i.e. a single map with
......@@ -636,10 +648,13 @@ option_data_list: OPTION_DATA {
// This defines the content of option-data. It may be empty,
// have one entry or multiple entries separated by comma.
option_data_list_content: %empty
| option_data_entry
| option_data_list_content COMMA option_data_entry
| not_empty_option_data_list
;
not_empty_option_data_list: option_data_entry
| not_empty_option_data_list COMMA option_data_entry
;
// This defines th content of a single entry { ... } within
// option-data list.
option_data_entry: LCURLY_BRACKET {
......@@ -652,12 +667,15 @@ option_data_entry: LCURLY_BRACKET {
// This defines parameters specified inside the map that itself
// is an entry in option-data list.
option_data_params: option_data_param
| option_data_params COMMA option_data_param
option_data_params: %empty
| not_empty_option_data_params
;
option_data_param: %empty
| option_data_name
not_empty_option_data_params: option_data_param
| not_empty_option_data_params COMMA option_data_param
;
option_data_param: option_data_name
| option_data_data
| option_data_code
| option_data_space
......@@ -709,10 +727,13 @@ pools_list: POOLS {
// Pools may be empty, contain a single pool entry or multiple entries
// separate by commas.
pools_list_content: %empty
| pool_list_entry
| pools_list_content COMMA pool_list_entry
| not_empty_pools_list
;
not_empty_pools_list: pool_list_entry
| not_empty_pools_list COMMA pool_list_entry
;
pool_list_entry: LCURLY_BRACKET {
ElementPtr m(new MapElement());
ctx.stack_.back()->add(m);
......@@ -753,10 +774,13 @@ pd_pools_list: PD_POOLS {
// Pools may be empty, contain a single pool entry or multiple entries
// separate by commas.
pd_pools_list_content: %empty
| pd_pool_entry
| pd_pools_list_content COMMA pd_pool_entry
| not_empty_pd_pools_list
;
not_empty_pd_pools_list: pd_pool_entry
| not_empty_pd_pools_list COMMA pd_pool_entry
;
pd_pool_entry: LCURLY_BRACKET {
ElementPtr m(new MapElement());
ctx.stack_.back()->add(m);
......@@ -807,10 +831,13 @@ reservations: RESERVATIONS {
};
reservations_list: %empty
| reservation
| reservations_list COMMA reservation
| not_empty_reservations_list
;
not_empty_reservations_list: reservation
| not_empty_reservations_list COMMA reservation
;
reservation: LCURLY_BRACKET {
ElementPtr m(new MapElement());
ctx.stack_.back()->add(m);
......@@ -819,13 +846,16 @@ reservation: LCURLY_BRACKET {
ctx.stack_.pop_back();
};
reservation_params: reservation_param
| reservation_params COMMA reservation_param
reservation_params: %empty
| not_empty_reservation_params
;
not_empty_reservation_params: reservation_param
| not_empty_reservation_params COMMA reservation_param
;
// @todo probably need to add mac-address as well here
reservation_param: %empty
| duid
reservation_param: duid
| reservation_client_classes
| ip_addresses
| prefixes
......@@ -913,12 +943,15 @@ client_class: LCURLY_BRACKET {
ctx.stack_.pop_back();
};
client_class_params: client_class_param
| client_class_params COMMA client_class_param
client_class_params: %empty
| not_empty_client_class_params
;
client_class_param: %empty
| client_class_name
not_empty_client_class_params: client_class_param
| not_empty_client_class_params COMMA client_class_param
;
client_class_param: client_class_name
| client_class_test
| option_data_list
;
......
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