chore: Retry labeling release PRs

Author: dazuma

.github/workflows/release-please.yml

@@ -27,47 +27,51 @@ jobs:
         with:
           github-token: ${{secrets.YOSHI_APPROVER_TOKEN}}
           script: |
-            const prs = await github.pulls.list({
-              owner: 'googleapis',
-              repo: 'google-api-ruby-client',
-              state: 'open',
-              sort: 'created',
-              direction: 'desc',
-              per_page: 10
-            });
-            var found = false;
-            prs.data.forEach(function(pr) {
-              if (found || pr.user.login != "yoshi-code-bot" || !pr.title.startsWith("Release ")) {
-                return;
-              }
-              core.info("AutoApprove: Found release PR " + pr.number);
-              if (process.env.ENABLE_AUTO_APPROVE) {
-                core.info("ENABLE_AUTO_APPROVE is set; labeling and approving");
-                github.pulls.createReview({
-                  owner: 'googleapis',
-                  repo: 'google-api-ruby-client',
-                  body: "AutoApprove: Rubber stamped release!",
-                  pull_number: pr.number,
-                  event: "APPROVE"
-                });
-                github.issues.addLabels({
-                  owner: 'googleapis',
-                  repo: 'google-api-ruby-client',
-                  issue_number: pr.number,
-                  labels: ["autorelease: pending", "automerge", "kokoro:force-run"]
-                });
-              } else {
-                core.info("ENABLE_AUTO_APPROVE is not set; labeling release only");
-                github.issues.addLabels({
-                  owner: 'googleapis',
-                  repo: 'google-api-ruby-client',
-                  issue_number: pr.number,
-                  labels: ["autorelease: pending", "kokoro:force-run"]
-                });
-              }
-              core.info("AutoApprove: complete!");
-              found = true;
-            });
+            let found = false;
+            for (let tries = 3; tries > 0; tries--) {
+              await new Promise(r => setTimeout(r, 2000));
+              const prs = await github.pulls.list({
+                owner: 'googleapis',
+                repo: 'google-api-ruby-client',
+                state: 'open',
+                sort: 'created',
+                direction: 'desc',
+                per_page: 10
+              });
+              prs.data.forEach(function(pr) {
+                if (found || pr.user.login != "yoshi-code-bot" || !pr.title.startsWith("Release ")) {
+                  return;
+                }
+                core.info("AutoApprove: Found release PR " + pr.number);
+                if (process.env.ENABLE_AUTO_APPROVE) {
+                  core.info("ENABLE_AUTO_APPROVE is set; labeling and approving");
+                  github.pulls.createReview({
+                    owner: 'googleapis',
+                    repo: 'google-api-ruby-client',
+                    body: "AutoApprove: Rubber stamped release!",
+                    pull_number: pr.number,
+                    event: "APPROVE"
+                  });
+                  github.issues.addLabels({
+                    owner: 'googleapis',
+                    repo: 'google-api-ruby-client',
+                    issue_number: pr.number,
+                    labels: ["autorelease: pending", "automerge", "kokoro:force-run"]
+                  });
+                } else {
+                  core.info("ENABLE_AUTO_APPROVE is not set; labeling release only");
+                  github.issues.addLabels({
+                    owner: 'googleapis',
+                    repo: 'google-api-ruby-client',
+                    issue_number: pr.number,
+                    labels: ["autorelease: pending", "kokoro:force-run"]
+                  });
+                }
+                core.info("AutoApprove: complete!");
+                found = true;
+                tries = 0;
+              });
+            }
             if (!found) {
-              core.setFailed("Unable to find release PR.");
+              core.setFailed("Unable to find release PR after 3 tries.");
             }