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Add Flow.getSetting for resolving env-var properties

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This lays the groundwork for subflow-specific settings
This commit is contained in:
Nick O'Leary
2019-01-16 22:38:04 +00:00
parent 81f4e0de56
commit 6286b34d00
6 changed files with 38 additions and 15 deletions
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30
packages/node_modules/@node-red/runtime/lib/nodes/flows/util.js vendored
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@@ -41,22 +41,28 @@ function diffNodes(oldNode,newNode) {
var EnvVarPropertyRE_old = /^\$\((\S+)\)$/;
var EnvVarPropertyRE = /^\${(\S+)}$/;
function mapEnvVarProperties(obj,prop) {
if (Buffer.isBuffer(obj[prop])) {
function mapEnvVarProperties(obj,prop,flow) {
var v = obj[prop];
if (Buffer.isBuffer(v)) {
return;
} else if (Array.isArray(obj[prop])) {
for (var i=0;i<obj[prop].length;i++) {
mapEnvVarProperties(obj[prop],i);
} else if (Array.isArray(v)) {
for (var i=0;i<v.length;i++) {
mapEnvVarProperties(v,i,flow);
}
} else if (typeof obj[prop] === 'string') {
if (obj[prop][0] === "$" && (EnvVarPropertyRE_old.test(obj[prop]) || EnvVarPropertyRE.test(obj[prop])) ) {
var envVar = obj[prop].substring(2,obj[prop].length-1);
obj[prop] = process.env.hasOwnProperty(envVar)?process.env[envVar]:obj[prop];
if (obj[prop][0] === "$" && (EnvVarPropertyRE_old.test(v) || EnvVarPropertyRE.test(v)) ) {
var envVar = v.substring(2,v.length-1);
if (!flow) {
obj[prop] = process.env.hasOwnProperty(envVar)?process.env[envVar]:v;
} else {
var r = flow.getSetting(envVar);
obj[prop] = r!==undefined?r:obj[prop];
}
}
} else {
for (var p in obj[prop]) {
if (obj[prop].hasOwnProperty(p)) {
mapEnvVarProperties(obj[prop],p);
for (var p in v) {
if (v.hasOwnProperty(p)) {
mapEnvVarProperties(v,p,flow);
}
}
}
@@ -463,7 +469,7 @@ module.exports = {
delete conf.credentials;
for (var p in conf) {
if (conf.hasOwnProperty(p)) {
mapEnvVarProperties(conf,p);
mapEnvVarProperties(conf,p,flow);
}
}
try {