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// file : mod/mod-ci-github-service-data.hxx -*- C++ -*-
// license : MIT; see accompanying LICENSE file
#ifndef MOD_MOD_CI_GITHUB_SERVICE_DATA_HXX
#define MOD_MOD_CI_GITHUB_SERVICE_DATA_HXX
#include <libbrep/types.hxx>
#include <libbrep/utility.hxx>
#include <mod/mod-ci-github-gh.hxx>
namespace brep
{
// Service data associated with the tenant (corresponds to GH check suite).
//
// It is always a top-level JSON object and the first member is always the
// schema version.
// Unsynchronized state means we were unable to (conclusively) notify
// GitHub about the last state transition (e.g., due to a transient
// network error). The "conclusively" part means that the notification may
// or may not have gone through. Note: node_id can be absent for the same
// reason.
//
struct check_run
{
string build_id; // Full build id.
string name; // Potentially shortened build id.
optional<string> node_id; // GitHub id.
build_state state;
bool state_synced;
optional<result_status> status; // Only if state is built & synced.
// Note: never serialized (only used to pass information to the GraphQL
// functions).
//
optional<string> details_url;
string
state_string () const
{
string r (to_string (state));
if (!state_synced)
r += "(unsynchronized)";
return r;
}
};
// We have two kinds of service data that correspond to the following two
// typical scenarios (until/unless we add support for merge queues):
//
// 1. Branch push (via check_suite) plus zero or more local PRs (via
// pull_request) that share the same head commit id.
//
// 2. One or more remote PRs (via pull_request) that share the same head
// commit id (from a repository in another organization).
//
// Plus, for PRs, the service data may be in the pre-check phase while we
// are in the process of requesting the test merge commit and making sure it
// can be created and is not behind base. We do all this before we actually
// create the CI tenant.
//
// Note that the above two cases are typical but not the only possible
// scenarios. Specifically, it is possible to have a mixture of all three
// kinds (branch push, local PR, and remote PR) since the same head commit
// id can be present in both local and remote branches. There is no way to
// handle this case perfectly and we do the best we can (see
// build_unloaded_pre_check() for details).
//
struct service_data
{
// The data schema version. Note: must be first member in the object.
//
uint64_t version = 1;
// Kind and phase.
//
enum kind_type {local, remote /*, queue */} kind;
bool pre_check;
bool re_request; // Re-requested (rebuild).
// Check suite settings.
//
bool warning_success; // See gh_to_conclusion().
// Check suite-global data.
//
gh_installation_access_token installation_access;
uint64_t installation_id;
string repository_node_id; // GitHub-internal opaque repository id.
string repository_clone_url;
// The following two are only used for pull requests.
//
// @@ TODO/LATER: maybe put them in a struct, if more members?
//
optional<string> pr_node_id;
optional<uint32_t> pr_number;
// The commit ID the branch push or pull request (and its check runs) are
// building. This will be the head commit for the branch push as well as
// local pull requests and the test merge commit for remote pull requests.
//
string check_sha;
// The commit ID the branch push or pull request (and its check runs) are
// reporting to. Note that in the case of a pull request this will be the
// head commit (`pull_request.head.sha`) as opposed to the test merge
// commit.
//
string report_sha;
vector<check_run> check_runs;
// Flag indicating that all the elements in check_runs are built and this
// check suite is completed.
//
bool completed;
// The GitHub ID of the synthetic conclusion check run or absent if it
// hasn't been created yet.
//
optional<string> conclusion_node_id;
// Return the check run with the specified build ID or nullptr if not
// found.
//
check_run*
find_check_run (const string& build_id);
// Construct from JSON.
//
// Throw invalid_argument if the schema version is not supported.
//
// Throw invalid_argument (invalid_json_input) in case of malformed JSON
// or any invalid values.
//
explicit
service_data (const string& json);
// The check_suite constructor.
//
// Note that check_sha and report_sha are both the SHA of the
// check_suite's head commit.
//
service_data (bool warning_success,
string iat_token,
timestamp iat_expires_at,
uint64_t installation_id,
string repository_node_id,
string repository_clone_url,
kind_type kind,
bool pre_check,
bool re_request,
string check_sha,
string report_sha);
// The pull_request constructor.
//
service_data (bool warning_success,
string iat_token,
timestamp iat_expires_at,
uint64_t installation_id,
string repository_node_id,
string repository_clone_url,
kind_type kind,
bool pre_check,
bool re_request,
string check_sha,
string report_sha,
string pr_node_id,
uint32_t pr_number);
service_data () = default;
// Serialize to JSON.
//
// Throw invalid_argument if any values are invalid.
//
// May also throw invalid_json_output but that would be a programming
// error.
//
string
json () const;
};
ostream&
operator<< (ostream&, const check_run&);
}
#endif // MOD_MOD_CI_GITHUB_SERVICE_DATA_HXX
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