/**
* It then parses the JSON object and updates a central location for Chef Attributes.
*
* @param sshMachine
* @throws se.kth.karamel.common.exception.KaramelException
*/
@Override
public void collectResults(MachineInterface sshMachine) throws KaramelException {
String remoteFile = Settings.RECIPE_RESULT_REMOTE_PATH(getRecipeCanonicalName());
String localResultsFile =
Settings.RECIPE_RESULT_LOCAL_PATH(
getRecipeCanonicalName(),
getMachine().getGroup().getCluster().getName(),
getMachine().getPublicIp());
try {
sshMachine.downloadRemoteFile(remoteFile, localResultsFile, true);
} catch (IOException ex) {
logger.debug(
String.format(
"No return values for %s on %s",
getRecipeCanonicalName(), getMachine().getPublicIp()));
return;
}
JsonReader reader;
try {
reader = new JsonReader(new FileReader(localResultsFile));
} catch (FileNotFoundException ex) {
String msg =
String.format(
"Cannot find the results file for %s on %s",
getRecipeCanonicalName(), getMachine().getPublicIp());
throw new KaramelException(msg, ex);
}
JsonParser jsonParser = new JsonParser();
try {
JsonElement el = jsonParser.parse(reader);
DagParams.setGlobalParams(el);
} catch (JsonIOException | JsonSyntaxException ex) {
throw new KaramelException(
String.format(
"Invalid return value as Json object for %s on %s",
getRecipeCanonicalName(), getMachine().getPublicIp()),
ex);
}
}
