Drone: llvm apt installation

Author: sdarwin

.drone.jsonnet

@@ -37,7 +37,9 @@ local linux_pipeline(name, image, environment, packages = "", sources = [], arch
             commands:
             [
                 'set -e',
-                'wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | apt-key add -',
+                'uname -a',
+                'echo $DRONE_STAGE_MACHINE',
+                'curl -sSL --retry 5 https://apt.llvm.org/llvm-snapshot.gpg.key | sudo gpg --dearmor -o /etc/apt/trusted.gpg.d/llvm-snapshot.gpg',
             ] +
             (if sources != [] then [ ('apt-add-repository "' + source + '"') for source in sources ] else []) +
             (if packages != "" then [ 'apt-get update', 'apt-get -y install ' + packages ] else []) +
@@ -94,6 +96,7 @@ local windows_pipeline(name, image, environment, arch = "amd64") =
             environment: environment,
             commands:
             [
+                'echo $env:DRONE_STAGE_MACHINE',
                 'cmd /C .drone\\\\drone.bat ' + library,
             ]
         }