only use /scratch if it exists

vito · vito · commit 579cc81e6fa0 · 2021-01-04T16:21:20.000-05:00
turns out we use this in the GitHub Actions too, which don't have
/scratch

Signed-off-by: Alex Suraci &lt;suraci.alex@gmail.com&gt;
diff --git a/cmd/task/main.go b/cmd/task/main.go
@@ -29,9 +29,12 @@ func main() {
 		}
 	}
 
-	buildkitd, err := task.SpawnBuildkitd(req, &task.BuildkitdOpts{
-		RootDir: "/scratch/buildkitd",
-	})
+	var opts task.BuildkitdOpts
+	if _, err := os.Stat("/scratch"); err == nil {
+		opts.RootDir = "/scratch/buildkitd"
+	}
+
+	buildkitd, err := task.SpawnBuildkitd(req, &opts)
 	failIf("start buildkitd", err)
 
 	res, err := task.Build(buildkitd, wd, req)

Original file line number	Diff line number	Diff line change
`@@ -29,9 +29,12 @@ func main() {`
`29`	`29`	`}`
`30`	`30`	`}`
`31`	`31`
`32`		`- buildkitd, err := task.SpawnBuildkitd(req, &task.BuildkitdOpts{`
`33`		`- RootDir: "/scratch/buildkitd",`
`34`		`- })`
	`32`	`+ var opts task.BuildkitdOpts`
	`33`	`+ if _, err := os.Stat("/scratch"); err == nil {`
	`34`	`+ opts.RootDir = "/scratch/buildkitd"`
	`35`	`+ }`
	`36`	`+`
	`37`	`+ buildkitd, err := task.SpawnBuildkitd(req, &opts)`
`35`	`38`	`failIf("start buildkitd", err)`
`36`	`39`
`37`	`40`	`res, err := task.Build(buildkitd, wd, req)`