feat(platforms): add alpine support (#154)

.dockerignore

@@ -1,5 +1,6 @@
 .git/
 .github/
+.idea/
 prisma-client-go
 *.db
 *.sqlite
@@ -8,6 +9,5 @@ prisma-client-go
 schema.graphql
 **migrations**/
 **/prisma-*
-**/query-engine-*
 build/
 .graphqlconfig

binaries/platform/platform.go

@@ -25,6 +25,11 @@ func BinaryPlatformName() string {
 	}
 
 	distro := getLinuxDistro()
+
+	if distro == "alpine" {
+		return "linux-musl"
+	}
+
 	ssl := getOpenSSL()
 
 	name := fmt.Sprintf("%s-openssl-%s", distro, ssl)
@@ -59,11 +64,11 @@ func checkForExtension(platform string, path string) string {
 func getLinuxDistro() string {
 	out, _ := exec.Command("cat", "/etc/os-release").CombinedOutput()
 
-	if out == nil {
-		return "debian"
+	if out != nil {
+		return parseLinuxDistro(string(out))
 	}
 
-	return parseLinuxDistro(string(out))
+	return "debian"
 }
 
 func parseLinuxDistro(str string) string {
@@ -82,6 +87,10 @@ func parseLinuxDistro(str string) string {
 		idLike = idLikeMatches[1]
 	}
 
+	if id == "alpine" {
+		return "alpine"
+	}
+
 	if strings.Contains(idLike, "centos") ||
 		strings.Contains(idLike, "fedora") ||
 		strings.Contains(idLike, "rhel") ||

docker/integration.dockerfile

@@ -24,7 +24,6 @@ RUN cd test/integration/; go build -o /app/main .
 
 # start a new stage to test if the runtime fetching works
 FROM golang:1.13
-# TODO try scratch image. golang is used because it's available on both linux and windows
 
 WORKDIR /app