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add option support for overwriting settiings.js

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This commit is contained in:
Hiroyasu Nishiyama
2020-02-16 23:07:05 +09:00
parent 4f9395e881
commit c0d007ffa9
1 changed files with 54 additions and 2 deletions
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56
packages/node_modules/node-red/red.js vendored
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@@ -39,7 +39,8 @@ var knownOpts = {
"title": String, "title": String,
"userDir": [path], "userDir": [path],
"verbose": Boolean, "verbose": Boolean,
"safe": Boolean "safe": Boolean,
"define": [String, Array]
}; };
var shortHands = { var shortHands = {
"?":["--help"], "?":["--help"],
@@ -49,7 +50,8 @@ var shortHands = {
// doesn't get treated as --title // doesn't get treated as --title
"t":["--help"], "t":["--help"],
"u":["--userDir"], "u":["--userDir"],
"v":["--verbose"] "v":["--verbose"],
"D":["--define"]
}; };
nopt.invalidHandler = function(k,v,t) { nopt.invalidHandler = function(k,v,t) {
// TODO: console.log(k,v,t); // TODO: console.log(k,v,t);
@@ -57,6 +59,28 @@ nopt.invalidHandler = function(k,v,t) {
var parsedArgs = nopt(knownOpts,shortHands,process.argv,2) var parsedArgs = nopt(knownOpts,shortHands,process.argv,2)
/**
* Set property of specified object.
* @param {Object} obj - target object
* @param {string} path - "." separated property path
* @param {Object} val - value to be set
*/
function setProperty(obj, path, val) {
var paths = path.split(".");
if (paths.length > 0) {
var o = obj;
for (var i = 0; i < paths.length -1; i++) {
var path = paths[i];
if (!o.hasOwnProperty(path)) {
o[path] = {};
}
o = o[path];
}
var key = paths[paths.length-1];
o[key] = val;
}
}
if (parsedArgs.help) { if (parsedArgs.help) {
console.log("Node-RED v"+RED.version()); console.log("Node-RED v"+RED.version());
console.log("Usage: node-red [-v] [-?] [--settings settings.js] [--userDir DIR]"); console.log("Usage: node-red [-v] [-?] [--settings settings.js] [--userDir DIR]");
@@ -69,6 +93,7 @@ if (parsedArgs.help) {
console.log(" -u, --userDir DIR use specified user directory"); console.log(" -u, --userDir DIR use specified user directory");
console.log(" -v, --verbose enable verbose output"); console.log(" -v, --verbose enable verbose output");
console.log(" --safe enable safe mode"); console.log(" --safe enable safe mode");
console.log(" -D, --define X=Y overwrite value in settings file");
console.log(" -?, --help show this help"); console.log(" -?, --help show this help");
console.log(""); console.log("");
console.log("Documentation can be found at http://nodered.org"); console.log("Documentation can be found at http://nodered.org");
@@ -130,6 +155,33 @@ try {
process.exit(); process.exit();
} }
if (parsedArgs.define) {
var defs = parsedArgs.define;
defs.forEach(function (def) {
try {
var match = /^(([^=]+)=(.+)|@(.*))$/.exec(def);
if (match) {
if (!match[4]) {
var val = JSON.parse(match[3]);
setProperty(settings, match[2], val);
}
else {
var obj = fs.readJsonSync(match[4]);
Object.entries(obj).forEach(([key, val]) => {
settings[key] = val;
});
}
}
else {
throw new Error("Unexpected option: "+def);
}
}
catch (e) {
console.log(e);
}
});
}
if (parsedArgs.verbose) { if (parsedArgs.verbose) {
settings.verbose = true; settings.verbose = true;
} }