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Add readOnly setting to prevent file writes in localfilesystem storage

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This commit is contained in:
Nick O'Leary 2015-12-13 22:45:44 +00:00
parent 1054193298
commit 4eb5058e68
1 changed files with 23 additions and 2 deletions
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21
red/storage/localfilesystem.js
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@ -132,9 +132,11 @@ var localfilesystem = {
settings.userDir = process.env.NODE_RED_HOME;
} else {
settings.userDir = fspath.join(process.env.HOME || process.env.HOMEPATH || process.env.USERPROFILE || process.env.NODE_RED_HOME,".node-red");
if (!settings.readOnly) {
promises.push(promiseDir(settings.userDir));
}
}
}
if (settings.flowFile) {
flowsFile = settings.flowFile;
@ -178,7 +180,9 @@ var localfilesystem = {
globalSettingsFile = fspath.join(settings.userDir,".config.json");
if (!settings.readOnly) {
promises.push(promiseDir(libFlowsDir));
}
return when.all(promises);
},
@ -201,6 +205,10 @@ var localfilesystem = {
},
saveFlows: function(flows) {
if (settings.readOnly) {
return when.resolve();
}
if (fs.existsSync(flowsFullPath)) {
fs.renameSync(flowsFullPath,flowsFileBackup);
}
@ -238,6 +246,10 @@ var localfilesystem = {
},
saveCredentials: function(credentials) {
if (settings.readOnly) {
return when.resolve();
}
if (fs.existsSync(credentialsFile)) {
fs.renameSync(credentialsFile,credentialsFileBackup);
}
@ -268,6 +280,9 @@ var localfilesystem = {
return when.resolve({});
},
saveSettings: function(settings) {
if (settings.readOnly) {
return when.resolve();
}
return writeFile(globalSettingsFile,JSON.stringify(settings,null,1));
},
getSessions: function() {
@ -288,6 +303,9 @@ var localfilesystem = {
return when.resolve({});
},
saveSessions: function(sessions) {
if (settings.readOnly) {
return when.resolve();
}
return writeFile(sessionsFile,JSON.stringify(sessions));
},
@ -335,6 +353,9 @@ var localfilesystem = {
},
saveLibraryEntry: function(type,path,meta,body) {
if (settings.readOnly) {
return when.resolve();
}
var fn = fspath.join(libDir, type, path);
var headers = "";
for (var i in meta) {