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Code Issues Releases Wiki Activity

[5031] HooksLibraries parser migrated to SimpleParser.

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This commit is contained in:
Tomek Mrugalski
2016-12-30 19:18:06 +01:00
parent 2f63ec8878
commit fb8aa84393
7 changed files with 122 additions and 137 deletions
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21
src/bin/dhcp4/json_config_parser.cc
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@@ -432,8 +432,7 @@ DhcpConfigParser* createGlobalDhcp4ConfigParser(const std::string& config_id,
parser = new DbAccessParser(config_id, DbAccessParser::LEASE_DB);
} else if (config_id.compare("hosts-database") == 0) {
parser = new DbAccessParser(config_id, DbAccessParser::HOSTS_DB);
} else if (config_id.compare("hooks-libraries") == 0) {
parser = new HooksLibrariesParser(config_id);
// hooks-libraries are now migrated to SimpleParser.
} else if (config_id.compare("echo-client-id") == 0) {
parser = new BooleanParser(config_id, globalContext()->boolean_values_);
} else if (config_id.compare("dhcp-ddns") == 0) {
@@ -541,7 +540,7 @@ configureDhcp4Server(Dhcpv4Srv&, isc::data::ConstElementPtr config_set) {
// Some of the parsers alter the state of the system in a way that can't
// easily be undone. (Or alter it in a way such that undoing the change has
// the same risk of failure as doing the change.)
ParserPtr hooks_parser;
HooksLibrariesParser hooks_parser;
// The subnet parsers implement data inheritance by directly
// accessing global storage. For this reason the global data
@@ -596,6 +595,12 @@ configureDhcp4Server(Dhcpv4Srv&, isc::data::ConstElementPtr config_set) {
continue;
}
if (config_pair.first == "hooks-libraries") {
hooks_parser.parse(config_pair.second);
hooks_parser.verifyLibraries();
continue;
}
ParserPtr parser(createGlobalDhcp4ConfigParser(config_pair.first,
config_pair.second));
LOG_DEBUG(dhcp4_logger, DBG_DHCP4_DETAIL, DHCP4_PARSER_CREATED)
@@ -609,12 +614,6 @@ configureDhcp4Server(Dhcpv4Srv&, isc::data::ConstElementPtr config_set) {
// parser and can be run here before any other parsers.
iface_parser = parser;
parser->build(config_pair.second);
} else if (config_pair.first == "hooks-libraries") {
// Executing commit will alter currently-loaded hooks
// libraries. Check if the supplied libraries are valid,
// but defer the commit until everything else has committed.
hooks_parser = parser;
parser->build(config_pair.second);
} else if (config_pair.first == "client-classes") {
client_classes_parser = parser;
} else {
@@ -708,9 +707,7 @@ configureDhcp4Server(Dhcpv4Srv&, isc::data::ConstElementPtr config_set) {
// This occurs last as if it succeeds, there is no easy way
// revert it. As a result, the failure to commit a subsequent
// change causes problems when trying to roll back.
if (hooks_parser) {
hooks_parser->commit();
}
hooks_parser.loadLibraries();
}
catch (const isc::Exception& ex) {
LOG_ERROR(dhcp4_logger, DHCP4_PARSER_COMMIT_FAIL).arg(ex.what());