Limit concurrency to prevent address bind failures in CICD.

hashicorp · Jan 22, 2024 · 57de129 · 57de129
1 parent 0d44238
commit 57de129
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Showing 2 changed files with 8 additions and 3 deletions.
diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
@@ -69,7 +69,7 @@ jobs:
             go-mod-${{ matrix.GO_VERSION }}
       - name: "Unit tests"
         run: |
-          go test ./...
+          go test -parallel=1 ./...
 
   unit-tests-race:
     name: "Unit Tests Race"

diff --git a/testutil/addr.go b/testutil/addr.go
@@ -67,8 +67,13 @@ func TakeIP() (ip net.IP, returnFn func()) {
 			logf("took %s after %d attempts", ip, attempts)
 		}
 		return ip, func() {
-			ln.Close()
-			time.Sleep(50 * time.Millisecond) // let the kernel cool down
+			for i := 0; i < 10; i++ {
+				err := ln.Close()
+				time.Sleep(50 * time.Millisecond) // let the kernel cool down
+				if err == nil {
+					break
+				}
+			}
 			returnIP(ip)
 		}
 	}