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cli.ts
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/**
* This file is part of the node-share-folder distribution.
* Copyright (c) Marcel Joachim Kloubert.
*
* node-share-folder is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, version 3.
*
* node-share-folder is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import * as _ from 'lodash';
import * as Enumerable from 'node-enumerable';
import * as FSExtra from 'fs-extra';
import * as IP from 'ip';
import * as Minimist from 'minimist';
import * as sf_client from './client';
import * as sf_helpers from './helpers';
import * as sf_host from './host';
import * as Table from 'table';
function showHelpScreen() {
sf_helpers.write_ln(`node-share-folder`);
sf_helpers.write_ln(`Syntax: [root directory] [options]`);
sf_helpers.write_ln();
sf_helpers.write_ln(`Examples: share-folder .`);
sf_helpers.write_ln(` share-folder --cert=/ca/file --key=/key/file`);
sf_helpers.write_ln(` share-folder /path/to/folder --ips="192.168.0.0/24" --ips="192.168.5.0/24"`);
sf_helpers.write_ln(` share-folder --can-write`);
sf_helpers.write_ln(` share-folder --user=mkloubert --password=P@ssword123!`);
sf_helpers.write_ln(` share-folder --list /path/on/remote`);
sf_helpers.write_ln(` share-folder --upload /path/on/remote < /path/to/local/file`);
sf_helpers.write_ln();
sf_helpers.write_ln(`Options:`);
sf_helpers.write_ln(` -?, --help Show this help screen.`);
sf_helpers.write_ln(` --ca The path to SSL CA for secure HTTP mode.`);
sf_helpers.write_ln(` --can-write Clients can do write operations or not. Default: (false)`);
sf_helpers.write_ln(` --cert The path to SSL CERT for secure HTTP mode.`);
sf_helpers.write_ln(` --delete Deletes a file or folder.`);
sf_helpers.write_ln(` --download Downloads a file and sends it to stdout.`);
sf_helpers.write_ln(` -h, --host The address of the host to connect to.`);
sf_helpers.write_ln(` --ips A list of one or more IPs (CIDR) to add to a whitelist of allowed remote clients.`);
sf_helpers.write_ln(` --key The path to SSL KEY for secure HTTP mode.`);
sf_helpers.write_ln(` --list List a remote directory.`);
sf_helpers.write_ln(` -p, --password The password for the authentification to use.`);
sf_helpers.write_ln(` --port The TCP port to use. Default: 55555`);
sf_helpers.write_ln(` --passphrase SSL passphrase.`);
sf_helpers.write_ln(` --reject-unauthorized Reject unauthorized SSL connections. Default: (false)`);
sf_helpers.write_ln(` --ssl Use secure connection when connecting to a host. Default: (false)`);
sf_helpers.write_ln(` -u, --user The username for the authentification to use.`);
sf_helpers.write_ln(` --upload Uploads the data from stdin to a remote host.`);
sf_helpers.write_ln();
}
let ca: string;
let canWrite = false;
let cert: string;
let del = false;
let download = false;
let host: string;
const IPS: string[] = [];
let key: string;
let list = false;
let passphrase: string;
let password: string;
let port: number;
let rejectUnauthorized;
let rootDir: string;
let showHelp = false;
let ssl = false;
let upload = false;
let user: string;
const CMD_ARGS = Minimist(process.argv.slice(2));
const UNKNOWN_ARGS = [];
for (const A in CMD_ARGS) {
const ARGS = sf_helpers.asArray(CMD_ARGS[A]);
switch (sf_helpers.normalizeString(A)) {
case '_':
rootDir = Enumerable.from(ARGS)
.lastOrDefault(a => !sf_helpers.isEmptyString(a), undefined);
break;
case '?':
case 'help':
showHelp = Enumerable.from(ARGS)
.any(a => sf_helpers.toBooleanSafe(a));
break;
case 'h':
case 'host':
host = Enumerable.from(ARGS)
.lastOrDefault(a => !sf_helpers.isEmptyString(a), undefined);
break;
case 'ips':
Enumerable.from(ARGS).select(a => {
return sf_helpers.toStringSafe(a);
}).where(a => {
return !sf_helpers.isEmptyString(a);
}).pushTo(IPS);
break;
case 'ca':
ca = Enumerable.from(ARGS)
.lastOrDefault(a => !sf_helpers.isEmptyString(a), undefined);
break;
case 'can-write':
canWrite = Enumerable.from(ARGS)
.any(a => sf_helpers.toBooleanSafe(a));
break;
case 'cert':
cert = Enumerable.from(ARGS)
.lastOrDefault(a => !sf_helpers.isEmptyString(a), undefined);
break;
case 'delete':
del = Enumerable.from(ARGS)
.any(a => sf_helpers.toBooleanSafe(a));
break;
case 'download':
download = Enumerable.from(ARGS)
.any(a => sf_helpers.toBooleanSafe(a));
break;
case 'key':
key = Enumerable.from(ARGS)
.lastOrDefault(a => !sf_helpers.isEmptyString(a), undefined);
break;
case 'list':
list = Enumerable.from(ARGS)
.any(a => sf_helpers.toBooleanSafe(a));
break;
case 'p':
case 'password':
password = sf_helpers.toStringSafe(
Enumerable.from(ARGS)
.lastOrDefault(a => !sf_helpers.isEmptyString(a), undefined)
);
break;
case 'port':
port = parseInt(
sf_helpers.toStringSafe(
Enumerable.from(ARGS)
.lastOrDefault(a => !sf_helpers.isEmptyString(a), undefined)
)
);
break;
case 'passphrase':
passphrase = sf_helpers.toStringSafe(
Enumerable.from(ARGS)
.lastOrDefault(a => !sf_helpers.isEmptyString(a), undefined)
);
break;
case 'reject-unauthorized':
rejectUnauthorized = Enumerable.from(ARGS)
.any(a => sf_helpers.toBooleanSafe(a));
break;
case 'ssl':
ssl = Enumerable.from(ARGS)
.any(a => sf_helpers.toBooleanSafe(a));
break;
case 'u':
case 'user':
user = sf_helpers.toStringSafe(
Enumerable.from(ARGS)
.lastOrDefault(a => !sf_helpers.isEmptyString(a), undefined)
);
break;
case 'upload':
upload = Enumerable.from(ARGS)
.any(a => sf_helpers.toBooleanSafe(a));
break;
default:
UNKNOWN_ARGS.push( A );
break;
}
}
if (UNKNOWN_ARGS.length > 0) {
sf_helpers.write_err_ln(
`Following options are unknown: ${ UNKNOWN_ARGS.join(', ') }`
);
sf_helpers.write_err_ln();
showHelpScreen();
process.exit(2);
}
if (showHelp) {
showHelpScreen();
process.exit(1);
}
if (sf_helpers.isEmptyString(rootDir)) {
rootDir = '.';
}
if (isNaN(port)) {
port = undefined;
}
if (sf_helpers.isEmptyString(ca)) {
ca = undefined;
}
if (sf_helpers.isEmptyString(cert)) {
cert = undefined;
}
if (sf_helpers.isEmptyString(key)) {
key = undefined;
}
if (sf_helpers.isEmptyString(passphrase)) {
passphrase = undefined;
}
if (sf_helpers.isEmptyString(user)) {
user = undefined;
} else {
user = sf_helpers.normalizeString(user);
}
if (sf_helpers.isEmptyString(password)) {
password = undefined;
} else {
password = sf_helpers.toStringSafe(password);
}
const IS_CLIENT_MODE = sf_helpers.toBooleanSafe(list) ||
sf_helpers.toBooleanSafe(upload) ||
sf_helpers.toBooleanSafe(download) ||
sf_helpers.toBooleanSafe(del);
(async () => {
if (IS_CLIENT_MODE) {
const CLIENT = new sf_client.ShareFolderClient({
host: host,
password: password,
port: port,
ssl: ssl,
user: user,
});
if (list) {
const DIR = sf_helpers.normalizePath(rootDir);
const ENTRIES = await CLIENT.list(DIR);
sf_helpers.write_err_ln(`Result of '${ DIR }':`);
if (ENTRIES.length > 0) {
const TABEL_DATA: any[] = [];
const TABLE_CFG: Table.TableUserConfig = {
columns: {
0: {
paddingLeft: 2,
alignment: 'left',
paddingRight: 2,
},
1: {
paddingLeft: 2,
alignment: 'center',
paddingRight: 2,
},
2: {
paddingLeft: 2,
alignment: 'right',
paddingRight: 2,
}
},
};
TABEL_DATA.push([
'Name', 'Type', 'Size'
]);
for (const E of ENTRIES) {
TABEL_DATA.push([
E.name, E.type, E.size
]);
}
sf_helpers.write(
Table.table(TABEL_DATA, TABLE_CFG)
);
} else {
sf_helpers.write_err_ln('The directory is empty.');
}
} else if (upload) {
const DATA_TO_UPLOAD = await FSExtra.readFile(0);
const FILE_PATH = sf_helpers.normalizePath(rootDir);
const FILE_STAT = await CLIENT.upload(FILE_PATH, DATA_TO_UPLOAD);
sf_helpers.write_err_ln(`File has been uploaded to '${ FILE_PATH }'.`);
} else if (download) {
const FILE_PATH = sf_helpers.normalizePath(rootDir);
process.stdout.write(
await CLIENT.download(FILE_PATH)
);
sf_helpers.write_err_ln(`File has been downloaded from '${ FILE_PATH }' .`);
} else if (del) {
const FILE_PATH = sf_helpers.normalizePath(rootDir);
const DELETED_ITEM = await CLIENT.remove(
FILE_PATH
);
sf_helpers.write_err_ln(`${sf_host.DirectoryEntryType.Directory === DELETED_ITEM.type ? 'Directory' : 'File'} '${ FILE_PATH }' has been removed.`);
}
} else {
const ALLOWED_IPS =
Enumerable.from(
sf_helpers.asArray(
this.options.allowed
).map(a => sf_helpers.normalizeString(a))
.filter(a => '' !== a)
.map(a => {
if (a.indexOf('/') < 0) {
if (IP.isV4Format(a)) {
a += "/32";
} else {
a += "/128";
}
}
return a;
})
).distinct()
.toArray();
let ssl: sf_host.ShareFolderHostSSLOptions;
if (!_.isNil(ca) || !_.isNil(cert) || !_.isNil(key)) {
ssl = {
ca: ca,
cert: cert,
key: key,
passphrase: passphrase,
rejectUnauthorized: sf_helpers.toBooleanSafe(rejectUnauthorized),
};
}
const HOST = new sf_host.ShareFolderHost({
accountValidator: (un, pwd) => {
return un === user &&
pwd === password;
},
canWrite: canWrite,
port: port,
requestValidator: (request) => {
if (ALLOWED_IPS.length < 1) {
return true;
}
if (IP.isLoopback(request.socket.remoteAddress)) {
return true;
}
return Enumerable.from( ALLOWED_IPS )
.any(aip => IP.cidrSubnet(aip)
.contains(request.socket.remoteAddress));
},
root: rootDir,
ssl: ssl,
});
await HOST.start();
sf_helpers.write_ln(
`Server now runs on port ${ HOST.port } ...`
);
}
})();