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-rw-r--r--mod/mod-ci-github.cxx26
1 files changed, 20 insertions, 6 deletions
diff --git a/mod/mod-ci-github.cxx b/mod/mod-ci-github.cxx
index 54450a4..20c9dc3 100644
--- a/mod/mod-ci-github.cxx
+++ b/mod/mod-ci-github.cxx
@@ -441,6 +441,10 @@ namespace brep
l3 ([&]{trace << "check_suite event { " << cs << " }";});
+ // While we don't need the installation access token in this request,
+ // let's obtain it to flush out any permission issues early. Also, it is
+ // valid for an hour so we will most likely make use of it.
+ //
optional<string> jwt (generate_jwt (trace, error));
if (!jwt)
throw server_error ();
@@ -449,7 +453,6 @@ namespace brep
obtain_installation_access_token (cs.installation.id,
move (*jwt),
error));
-
if (!iat)
throw server_error ();
@@ -459,9 +462,14 @@ namespace brep
// node_id (e.g., replay attack). See the UUID header above.
//
- // @@ TODO Cancel CIs of PRs with this branch as base?
+ // While it would have been nice to cancel CIs of PRs with this branch as
+ // base not to waste resources, there are complications: Firsty, we can
+ // only do this for remote PRs (since local PRs may share the result with
+ // branch push). Secondly, we try to do our best even if the branch
+ // protection rule for head behind is not enabled. In this case, it would
+ // be good to complete the CI. So maybe/later.
- // Service ID. Uniquely identifies the CI request.
+ // Service id that uniquely identifies the CI request.
//
string sid (cs.repository.node_id + ":" + cs.check_suite.head_sha);
@@ -475,18 +483,24 @@ namespace brep
// If this check suite is being re-run, replace the existing CI request if
// it exists; otherwise create a new one, doing nothing if a request
- // already exists (which would've been created by handle_pull_request()).
+ // already exists (which could've been created by handle_pull_request()).
+ //
+ // Note that GitHub UI does not allow re-running the entire check suite
+ // until all the check runs are completed.
//
duplicate_tenant_mode dtm (sd.re_request ? duplicate_tenant_mode::replace
: duplicate_tenant_mode::ignore);
// Create an unloaded CI request.
//
+ // Note that we use the create() API instead of start() since duplicate
+ // management is no available in start().
+ //
auto pr (create (error,
warn,
verb_ ? &trace : nullptr,
*build_db_,
- tenant_service (move (sid), "ci-github", sd.json ()),
+ tenant_service (sid, "ci-github", sd.json ()),
chrono::seconds (30) /* interval */,
chrono::seconds (0) /* delay */,
dtm));
@@ -501,7 +515,7 @@ namespace brep
pr.second == duplicate_tenant_result::created)
{
error << "check suite " << cs.check_suite.node_id
- << ": re-requested but tenant_service with ID " << sid
+ << ": re-requested but tenant_service with id " << sid
<< " did not exist";
}