DRAFT: Add support for syncing file modes

See: SamKirkland/FTP-Deploy-Action#209

src/cli.ts

@@ -14,6 +14,7 @@ const argv = yargs.options({
     "state-name": { type: "string", default: ".ftp-deploy-sync-state.json" },
     "dry-run": { type: "boolean", default: false, description: "Prints which modifications will be made with current config options, but doesn't actually make any changes" },
     "dangerous-clean-slate": { type: "boolean", default: false, description: "Deletes ALL contents of server-dir, even items in excluded with 'exclude' argument" },
+    "sync-posix-modes: { type: "boolean", default: false, description: "Sync POSIX file modes to server for new files. (Note: Only supported on POSIX compatible FTP servers.)"}
     "exclude": { type: "array", default: excludeDefaults, description: "An array of glob patterns, these files will not be included in the publish/delete process" },
     "log-level": { choices: ["minimal", "standard", "verbose"], default: "standard", description: "How much information should print. minimal=only important info, standard=important info and basic file changes, verbose=print everything the script is doing" },
     "security": { choices: ["strict", "loose"], default: "loose", description: "" }

src/syncProvider.ts

@@ -1,6 +1,8 @@
+import { stat } from "fs";
+
 import prettyBytes from "pretty-bytes";
 import type * as ftp from "basic-ftp";
-import { DiffResult, ErrorCode, IFilePath } from "./types";
+import { DiffResult, ErrorCode, IFilePath, Record } from "./types";
 import { ILogger, pluralize, retryRequest, ITimings } from "./utilities";
 
 export async function ensureDir(client: ftp.Client, logger: ILogger, timings: ITimings, folder: string): Promise<void> {
@@ -29,14 +31,15 @@ interface ISyncProvider {
 }
 
 export class FTPSyncProvider implements ISyncProvider {
-    constructor(client: ftp.Client, logger: ILogger, timings: ITimings, localPath: string, serverPath: string, stateName: string, dryRun: boolean) {
+    constructor(client: ftp.Client, logger: ILogger, timings: ITimings, localPath: string, serverPath: string, stateName: string, dryRun: boolean, syncPosixModes: boolean) {
         this.client = client;
         this.logger = logger;
         this.timings = timings;
         this.localPath = localPath;
         this.serverPath = serverPath;
         this.stateName = stateName;
         this.dryRun = dryRun;
+        this.syncPosixModes = syncPosixModes;
     }
 
     private client: ftp.Client;
@@ -45,6 +48,7 @@ export class FTPSyncProvider implements ISyncProvider {
     private localPath: string;
     private serverPath: string;
     private dryRun: boolean;
+    private syncPosixModes: boolean;
     private stateName: string;
 
 
@@ -146,6 +150,14 @@ export class FTPSyncProvider implements ISyncProvider {
         this.logger.verbose(`  file ${typePast}`);
     }
 
+    async syncMode(file: Record) {
+        if (this.syncPosixModes) {
+            // https://www.martin-brennan.com/nodejs-file-permissions-fstat/
+            let mode: string = "0" + (stat(this.localPath + file.name).mode & parseInt('777', 8)).toString(8);
+            await this.client.ftp.send("SITE CHMOD " + mode + " " + file.name);
+        }
+    }
+
     async syncLocalToServer(diffs: DiffResult) {
         const totalCount = diffs.delete.length + diffs.upload.length + diffs.replace.length;
 
@@ -157,11 +169,13 @@ export class FTPSyncProvider implements ISyncProvider {
         // create new folders
         for (const file of diffs.upload.filter(item => item.type === "folder")) {
             await this.createFolder(file.name);
+            this.syncMode(file);
         }
 
         // upload new files
         for (const file of diffs.upload.filter(item => item.type === "file").filter(item => item.name !== this.stateName)) {
             await this.uploadFile(file.name, "upload");
+            this.syncMode(file);
         }
 
         // replace new files

src/types.ts

@@ -73,6 +73,7 @@ export interface IFtpDeployArgumentsWithDefaults {
     "server-dir": string;
     "state-name": string;
     "dry-run": boolean;
+    "sync-posix-modes": boolean;
     "dangerous-clean-slate": boolean;
     exclude: string[];
     "log-level": "minimal" | "standard" | "verbose";
@@ -203,4 +204,4 @@ export enum ErrorCode {
     CannotConnectRefusedByServer = 10061,
     DirectoryNotEmpty = 10066,
     TooManyUsers = 10068,
-};
+};