From 2b2f2dc54856b679e8fd42b053f7361241c0f836 Mon Sep 17 00:00:00 2001 From: Karen Arutyunov Date: Mon, 30 Mar 2020 23:07:26 +0300 Subject: Invent alternative package rebuild timeout --- mod/buildfile | 2 +- mod/mod-build-task.cxx | 62 ++++++++++++++++++++++++++++++++++++++++++-------- mod/module.cli | 34 +++++++++++++++++++++++++++ mod/types-parsers.cxx | 36 +++++++++++++++++++++++++++++ mod/types-parsers.hxx | 9 ++++++++ 5 files changed, 133 insertions(+), 10 deletions(-) (limited to 'mod') diff --git a/mod/buildfile b/mod/buildfile index ca46bc4..191d966 100644 --- a/mod/buildfile +++ b/mod/buildfile @@ -50,7 +50,7 @@ if $cli.configured cli.options += --std c++11 -I $src_root --include-with-brackets \ --include-prefix mod --guard-prefix MOD --generate-specifier \ --cxx-prologue "#include " \ ---cli-namespace brep::cli --generate-file-scanner --option-length 38 \ +--cli-namespace brep::cli --generate-file-scanner --option-length 41 \ --generate-modifier --generate-description --option-prefix "" # Include the generated cli files into the distribution and don't remove diff --git a/mod/mod-build-task.cxx b/mod/mod-build-task.cxx index 17bc15e..edddb89 100644 --- a/mod/mod-build-task.cxx +++ b/mod/mod-build-task.cxx @@ -59,6 +59,14 @@ init (scanner& s) if (options_->build_config_specified ()) { + // Verify that build-alt-rebuild-{start,stop} are both either specified or + // not. + // + if (options_->build_alt_rebuild_start_specified () != + options_->build_alt_rebuild_stop_specified ()) + fail << "build-alt-rebuild-start and build-alt-rebuild-stop " + << "configuration options must both be either specified or not"; + database_module::init (*options_, options_->build_db_retry ()); // Check that the database 'build' schema matches the current one. It's @@ -254,12 +262,48 @@ handle (request& rq, response& rs) uint64_t forced_result_expiration_ns ( expiration_ns (options_->build_forced_rebuild_timeout ())); - timestamp normal_rebuild_expiration ( - expiration (options_->build_normal_rebuild_timeout ())); - timestamp forced_rebuild_expiration ( expiration (options_->build_forced_rebuild_timeout ())); + timestamp normal_rebuild_expiration; + + if (options_->build_alt_rebuild_start_specified ()) + { + const duration& start (options_->build_alt_rebuild_start ()); + const duration& stop (options_->build_alt_rebuild_stop ()); + + duration dt (daytime (now)); + + // Note that if the stop time is less than the start time then the + // interval extends through the midnight. + // + bool alt_timeout (start <= stop + ? dt >= start && dt < stop + : dt >= start || dt < stop); + + // If we out of the alternative rebuild timeout interval, then fall back + // to using the normal rebuild timeout. + // + if (alt_timeout) + { + if (!options_->build_alt_rebuild_timeout_specified ()) + { + duration interval_len (start <= stop + ? stop - start + : (24h - start) + stop); + + normal_rebuild_expiration = now - interval_len; + } + else + normal_rebuild_expiration = + expiration (options_->build_alt_rebuild_timeout ()); + } + } + + if (normal_rebuild_expiration == timestamp_nonexistent) + normal_rebuild_expiration = + expiration (options_->build_normal_rebuild_timeout ()); + // Return the challenge (nonce) if brep is configured to authenticate bbot // agents. Return nullopt otherwise. // @@ -301,7 +345,7 @@ handle (request& rq, response& rs) if (!os.wait () || nonce.size () != 64) fail << "unable to generate nonce"; - uint64_t t (chrono::duration_cast ( + uint64_t t (chrono::duration_cast ( now.time_since_epoch ()).count ()); sha256 cs (nonce.data (), nonce.size ()); @@ -397,11 +441,11 @@ handle (request& rq, response& rs) canonical_version (toolchain_version), true /* revision */) && - (bld_query::state == "built" || - ((bld_query::force == "forcing" && - bld_query::timestamp > forced_result_expiration_ns) || - (bld_query::force != "forcing" && // Unforced or forced. - bld_query::timestamp > normal_result_expiration_ns)))); + (bld_query::state == "built" || + (bld_query::force == "forcing" && + bld_query::timestamp > forced_result_expiration_ns) || + (bld_query::force != "forcing" && // Unforced or forced. + bld_query::timestamp > normal_result_expiration_ns))); prep_bld_query bld_prep_query ( conn->prepare_query ("mod-build-task-build-query", bq)); diff --git a/mod/module.cli b/mod/module.cli index fa1d2cc..b59158a 100644 --- a/mod/module.cli +++ b/mod/module.cli @@ -199,6 +199,40 @@ namespace brep "Time to wait before considering a package for a normal rebuild. Must be specified in seconds. Default is 24 hours." } + + size_t build-alt-rebuild-timeout + { + "", + "Alternative package rebuild timeout to use instead of the normal + rebuild timeout (see \cb{build-normal-rebuild-timeout} for details) + during the time interval specified with the + \cb{build-alt-rebuild-start} and \cb{build-alt-rebuild-stop} options. + Must be specified in seconds. Default is the time interval length." + } + + duration build-alt-rebuild-start + { + ":", + "The start time of the alternative package rebuild timeout (see + \cb{build-alt-rebuild-timeout} for details). Must be specified as + a time of day in the local timezone. The \cb{build-alt-rebuild-start} + and \cb{build-alt-rebuild-stop} options must be either both specified + or absent. If unspecified, then no alternative rebuild timeout will + be used." + } + + duration build-alt-rebuild-stop + { + ":", + "The end time of the alternative package rebuild timeout (see + \cb{build-alt-rebuild-timeout} for details). Must be specified as + a time of day in the local timezone. If it is less than the + \cb{build-alt-rebuild-start} option value, then the time interval + extends through midnight. The \cb{build-alt-rebuild-start} and + \cb{build-alt-rebuild-stop} options must be either both specified or + absent. If unspecified, then no alternative rebuild timeout will be + used." + } }; class build_db diff --git a/mod/types-parsers.cxx b/mod/types-parsers.cxx index ceaab29..dc21e97 100644 --- a/mod/types-parsers.cxx +++ b/mod/types-parsers.cxx @@ -3,6 +3,8 @@ #include +#include // from_string() + #include using namespace std; @@ -50,6 +52,40 @@ namespace brep parse_path (x, s); } + // Parse time of day. + // + void parser:: + parse (duration& x, bool& xs, scanner& s) + { + xs = true; + + const char* o (s.next ()); + + if (!s.more ()) + throw missing_value (o); + + const char* v (s.next ()); + + // To avoid the manual time of day parsing and validation, let's parse + // it as the first Epoch day time and convert the result (timestamp) to + // the time elapsed since Epoch (duration). + // + try + { + string t ("1970-01-01 "); + t += v; + + x = butl::from_string (t.c_str (), + "%Y-%m-%d %H:%M", + false /* local */).time_since_epoch (); + return; + } + catch (const invalid_argument&) {} + catch (const system_error&) {} + + throw invalid_value (o, v); + } + // Parse repository_location. // void parser:: diff --git a/mod/types-parsers.hxx b/mod/types-parsers.hxx index 091c868..6b851eb 100644 --- a/mod/types-parsers.hxx +++ b/mod/types-parsers.hxx @@ -39,6 +39,15 @@ namespace brep parse (dir_path&, bool&, scanner&); }; + // Parse time of day specified in the `hh:mm` form. + // + template <> + struct parser + { + static void + parse (duration&, bool&, scanner&); + }; + template <> struct parser { -- cgit v1.1