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Add readOnly setting to prevent file writes in localfilesystem storage

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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25
red/storage/localfilesystem.js
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@ -132,7 +132,9 @@ var localfilesystem = {
settings.userDir = process.env.NODE_RED_HOME; settings.userDir = process.env.NODE_RED_HOME;
} else { } else {
settings.userDir = fspath.join(process.env.HOME || process.env.HOMEPATH || process.env.USERPROFILE || process.env.NODE_RED_HOME,".node-red"); settings.userDir = fspath.join(process.env.HOME || process.env.HOMEPATH || process.env.USERPROFILE || process.env.NODE_RED_HOME,".node-red");
promises.push(promiseDir(settings.userDir)); if (!settings.readOnly) {
promises.push(promiseDir(settings.userDir));
}
} }
} }
@ -178,7 +180,9 @@ var localfilesystem = {
globalSettingsFile = fspath.join(settings.userDir,".config.json"); globalSettingsFile = fspath.join(settings.userDir,".config.json");
promises.push(promiseDir(libFlowsDir)); if (!settings.readOnly) {
promises.push(promiseDir(libFlowsDir));
}
return when.all(promises); return when.all(promises);
}, },
@ -201,6 +205,10 @@ var localfilesystem = {
}, },
saveFlows: function(flows) { saveFlows: function(flows) {
if (settings.readOnly) {
return when.resolve();
}
if (fs.existsSync(flowsFullPath)) { if (fs.existsSync(flowsFullPath)) {
fs.renameSync(flowsFullPath,flowsFileBackup); fs.renameSync(flowsFullPath,flowsFileBackup);
} }
@ -238,6 +246,10 @@ var localfilesystem = {
}, },
saveCredentials: function(credentials) { saveCredentials: function(credentials) {
if (settings.readOnly) {
return when.resolve();
}
if (fs.existsSync(credentialsFile)) { if (fs.existsSync(credentialsFile)) {
fs.renameSync(credentialsFile,credentialsFileBackup); fs.renameSync(credentialsFile,credentialsFileBackup);
} }
@ -268,6 +280,9 @@ var localfilesystem = {
return when.resolve({}); return when.resolve({});
}, },
saveSettings: function(settings) { saveSettings: function(settings) {
if (settings.readOnly) {
return when.resolve();
}
return writeFile(globalSettingsFile,JSON.stringify(settings,null,1)); return writeFile(globalSettingsFile,JSON.stringify(settings,null,1));
}, },
getSessions: function() { getSessions: function() {
@ -288,6 +303,9 @@ var localfilesystem = {
return when.resolve({}); return when.resolve({});
}, },
saveSessions: function(sessions) { saveSessions: function(sessions) {
if (settings.readOnly) {
return when.resolve();
}
return writeFile(sessionsFile,JSON.stringify(sessions)); return writeFile(sessionsFile,JSON.stringify(sessions));
}, },
@ -335,6 +353,9 @@ var localfilesystem = {
}, },
saveLibraryEntry: function(type,path,meta,body) { saveLibraryEntry: function(type,path,meta,body) {
if (settings.readOnly) {
return when.resolve();
}
var fn = fspath.join(libDir, type, path); var fn = fspath.join(libDir, type, path);
var headers = ""; var headers = "";
for (var i in meta) { for (var i in meta) {