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joyent/node-triton#179 proposed UX tweaks to interactive `triton profile create` 

Reviewed by: Todd Whiteman <todd.whiteman@joyent.com>
Approved by: Todd Whiteman <todd.whiteman@joyent.com>
This commit is contained in:
Trent Mick 2017-02-20 15:46:08 -08:00
parent 98ba032b5d
commit 86c689e809
3 changed files with 189 additions and 92 deletions
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20
lib/common.js
View File

@ -5,7 +5,7 @@
*/
/*
* Copyright 2015 Joyent, Inc.
* Copyright 2017 Joyent, Inc.
*/
var assert = require('assert-plus');
@ -627,7 +627,7 @@ function promptEnter(prompt, cb) {
* string "cancelled".
*/
function promptField(field, cb) {
var wrap = wordwrap(Math.min(process.stdout.columns, 78));
var wrap = wordwrap(Math.min(process.stdout.columns, 80));
var validate = field.validate;
if (!validate && field.required) {
@ -673,7 +673,21 @@ function promptField(field, cb) {
}
if (field.desc) {
console.log(ansiStylize(wrap(field.desc), 'bold'));
// Wrap, if no newlines.
var wrapped = field.desc;
if (field.desc.indexOf('\n') === -1) {
wrapped = wrap(field.desc);
}
// Bold up to the first period, or all of it, if no period.
var periodIdx = wrapped.indexOf('.');
if (periodIdx !== -1) {
console.log(
ansiStylize(wrapped.slice(0, periodIdx + 1), 'bold') +
wrapped.slice(periodIdx + 1));
} else {
console.log(ansiStylize(wrap(field.desc), 'bold'));
}
}
attempt();
}

215
lib/do_profile/do_create.js
View File

@ -1,6 +1,14 @@
/*
* Copyright (c) 2015 Joyent Inc.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
/*
* Copyright 2017 Joyent, Inc.
*/
/*
* `triton profile create ...`
*/
@ -10,6 +18,7 @@ var fs = require('fs');
var sshpk = require('sshpk');
var vasync = require('vasync');
var auth = require('smartdc-auth');
var wordwrap = require('wordwrap');
var common = require('../common');
var errors = require('../errors');
@ -27,6 +36,7 @@ function _createProfile(opts, cb) {
var log = cli.log;
var data;
var wrap80 = wordwrap(Math.min(process.stdout.columns, 80));
vasync.pipeline({arg: {}, funcs: [
function getExistingProfiles(ctx, next) {
@ -57,9 +67,30 @@ function _createProfile(opts, cb) {
next();
}
},
function gatherDataStdin(_, next) {
if (opts.file !== '-') {
return next();
function determineInputType(ctx, next) {
/*
* Are we gathering profile data from stdin, a file, or
* interactively?
*/
if (opts.file === '-') {
ctx.inputType = 'stdin';
} else if (opts.file) {
ctx.inputType = 'file';
} else if (!process.stdin.isTTY) {
return next(new errors.UsageError('cannot interactively ' +
'create profile: stdin is not a TTY'));
} else if (!process.stdout.isTTY) {
return next(new errors.UsageError('cannot interactively ' +
'create profile: stdout is not a TTY'));
} else {
ctx.inputType = 'interactive';
}
next();
},
function gatherDataStdin(ctx, next) {
if (ctx.inputType !== 'stdin') {
next();
return;
}
var stdin = '';
process.stdin.resume();
@ -78,8 +109,9 @@ function _createProfile(opts, cb) {
});
},
function gatherDataFile(ctx, next) {
if (!opts.file || opts.file === '-') {
return next();
if (ctx.inputType !== 'file') {
next();
return;
}
ctx.filePath = opts.file;
var input = fs.readFileSync(opts.file);
@ -91,19 +123,47 @@ function _createProfile(opts, cb) {
}
next();
},
function gatherDataInteractive(ctx, next) {
if (opts.file) {
return next();
} else if (!process.stdin.isTTY) {
return next(new errors.UsageError('cannot interactively ' +
'create profile: stdin is not a TTY'));
} else if (!process.stdout.isTTY) {
return next(new errors.UsageError('cannot interactively ' +
'create profile: stdout is not a TTY'));
function interactiveGatherKeyChoices(ctx, next) {
if (ctx.inputType !== 'interactive') {
next();
return;
}
/*
* The description of the `keyId` field includes discovered SSH keys
* for this user.
*/
var kr = new auth.KeyRing();
var keyChoices = {};
ctx.keyChoices = [];
kr.list(function (err, pairs) {
if (err) {
next(err);
return;
}
Object.keys(pairs).forEach(function (keyId) {
var valid = pairs[keyId].filter(function (kp) {
return (kp.canSign());
});
if (valid.length < 1)
return;
ctx.keyChoices.push({
keyId: keyId,
keyPairs: pairs[keyId],
pubKey: valid[0].getPublicKey()
});
});
next();
});
},
function gatherDataInteractive(ctx, next) {
if (ctx.inputType !== 'interactive') {
next();
return;
}
var defaults = {};
if (ctx.copy) {
@ -113,9 +173,53 @@ function _createProfile(opts, cb) {
defaults.url = 'https://us-sw-1.api.joyent.com';
}
/*
* The description of the `keyId` field includes discovered SSH keys
* for this user.
*/
var keyIdDesc = 'The fingerprint of the SSH key you want to use ' +
'to authenticate with CloudAPI.\n' +
'Specify the fingerprint or the index of one of the found ' +
'keys in the list\n' +
'below. If the key you want to use is not listed, make sure ' +
'it is either saved\n' +
'in your SSH keys directory (~/.ssh) or loaded into your ' +
'SSH agent.\n';
if (ctx.keyChoices.length === 0) {
keyIdDesc += '\n(No SSH keys were found.)\n';
} else {
var n = 1;
ctx.keyChoices.forEach(function (keyChoice) {
keyIdDesc += format('\n%d. Fingerprint "%s" (%s-bit %s)\n',
n, keyChoice.keyId, keyChoice.pubKey.size,
keyChoice.pubKey.type.toUpperCase());
keyChoice.keyPairs.forEach(function (kp) {
var lockedStr = (kp.isLocked() ? ' (locked)' : '');
var comment = kp.comment || kp.getPublicKey().comment;
var detailsStr;
switch (kp.plugin) {
case 'agent':
detailsStr = comment;
break;
case 'homedir':
detailsStr = format('$HOME/.ssh/%s (comment "%s")',
kp.source, comment);
break;
default:
detailsStr = format('%s %s',
comment, (kp.source || ''));
break;
}
keyIdDesc += format(' - in %s%s: %s\n',
kp.plugin, lockedStr, detailsStr);
});
n++;
});
}
var fields = [ {
desc: 'A profile name. A short string to identify a ' +
'CloudAPI endpoint to the `triton` CLI.',
desc: 'A profile name. A short string to identify this ' +
'profile to the `triton` command.',
key: 'name',
default: defaults.name,
validate: function validateName(value, valCb) {
@ -137,8 +241,6 @@ function _createProfile(opts, cb) {
desc: 'The CloudAPI endpoint URL.',
default: defaults.url,
key: 'url'
// TODO: shortcut to allow 'ssh nightly1' to have this ssh
// in and find cloudapi for me
}, {
desc: 'Your account login name.',
key: 'account',
@ -155,10 +257,7 @@ function _createProfile(opts, cb) {
valCb();
}
}, {
desc: 'The fingerprint of the SSH key you want to use, or ' +
'its index in the list above. If the key you want to ' +
'use is not listed, make sure it is either saved in your ' +
'SSH keys directory or loaded into the SSH agent.',
desc: keyIdDesc,
key: 'keyId',
validate: function validateKeyId(value, valCb) {
// First try as a fingerprint.
@ -168,13 +267,16 @@ function _createProfile(opts, cb) {
} catch (fpErr) {
}
// Try as a list index
if (keyChoices[value] !== undefined) {
return valCb(null, keyChoices[value]);
// Try as a list index.
var idx = Number(value) - 1;
if (ctx.keyChoices[idx] !== undefined) {
var keyId = ctx.keyChoices[idx].keyId;
console.log('Using key %s: %s', value, keyId);
return valCb(null, keyId);
}
valCb(new Error(format(
'"%s" is neither a valid fingerprint, not an index ' +
'"%s" is neither a valid fingerprint, nor an index ' +
'from the list of available keys', value)));
}
} ];
@ -203,49 +305,12 @@ function _createProfile(opts, cb) {
inputs: fields,
func: function getField(field, nextField) {
if (field.key !== 'name')
console.log();
if (field.key === 'keyId') {
kr.list(function (err, pairs) {
if (err) {
nextField(err);
return;
}
var choice = 1;
console.log('Available SSH keys:');
Object.keys(pairs).forEach(function (keyId) {
var valid = pairs[keyId].filter(function (kp) {
return (kp.canSign());
});
if (valid.length < 1)
return;
var pub = valid[0].getPublicKey();
console.log(
' %d. %d-bit %s key with fingerprint %s',
choice, pub.size, pub.type.toUpperCase(),
keyId);
pairs[keyId].forEach(function (kp) {
var comment = kp.comment ||
kp.getPublicKey().comment;
console.log(' * [in %s] %s %s %s',
kp.plugin, comment,
(kp.source ? kp.source : ''),
(kp.isLocked() ? '[locked]' : ''));
});
console.log();
keyChoices[choice] = keyId;
++choice;
});
common.promptField(field, function (err2, value) {
data[field.key] = value;
nextField(err2);
});
});
} else {
common.promptField(field, function (err, value) {
data[field.key] = value;
nextField(err);
});
}
console.log('\n');
common.promptField(field, function (err, value) {
data[field.key] = value;
nextField(err);
});
}
}, function (err) {
console.log();
@ -290,6 +355,12 @@ function _createProfile(opts, cb) {
return;
}
console.log(common.ansiStylize('\n\n# Docker setup\n', 'bold'));
console.log(wrap80('This section will setup authentication to ' +
'Triton DataCenter\'s Docker endpoint using your account ' +
'and key information specified above. This is only required ' +
'if you intend to use `docker` with this profile.'));
profilecommon.profileDockerSetup({
cli: cli,
name: data.name,

46
lib/do_profile/profilecommon.js
View File

@ -1,6 +1,14 @@
/*
* Copyright 2016 Joyent Inc.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
/*
* Copyright 2017 Joyent, Inc.
*/
/*
* Shared stuff for `triton profile ...` handling.
*/
@ -155,21 +163,19 @@ function profileDockerSetup(opts, cb) {
vasync.pipeline({arg: {tritonapi: tritonapi}, funcs: [
function dockerKeyWarning(arg, next) {
console.log(wordwrap(
'\nWARNING: Docker uses TLS-based authentication with a ' +
'different security model from SSH keys. As a result, the ' +
'Docker client cannot currently support encrypted ' +
'(password protected) keys or SSH agents. If you ' +
'continue, the Triton CLI will attempt to format a copy ' +
'of your SSH *private* key as an unencrypted TLS cert ' +
'and place the copy in ~/.triton/docker for use by the ' +
'Docker client.'));
console.log(wordwrap('\nWARNING: Docker uses authentication via ' +
'client TLS certificates that do not support encrypted ' +
'(passphrase protected) keys or SSH agents. If you continue,' +
'this profile setup will attempt to write a copy of your ' +
'SSH private key formatted as an unencrypted TLS certificate ' +
'in "~/.triton/docker" for use by the Docker client.\n'));
common.promptYesNo({msg: 'Continue? [y/n] '}, function (answer) {
if (answer !== 'y') {
console.error('Skipping Docker setup (you can run '
+ '"triton profile docker-setup" later).');
next(true);
} else {
console.log();
next();
}
});
@ -408,14 +414,20 @@ function profileDockerSetup(opts, cb) {
},
function mentionSuccess(arg, next) {
console.log(
'Setup profile "%s" to use Docker%s. Try this:\n'
+ ' eval "$(triton env --docker%s)"\n'
+ ' docker%s info',
console.log([
'Successfully setup profile "%s" to use Docker%s.',
'',
'To setup environment variables to use the Docker client, run:',
' eval "$(triton env --docker %s)"',
' docker%s info',
'Or you can place the commands in your shell profile, e.g.:',
' triton env --docker %s >> ~/.profile'
].join('\n'),
profile.name,
(arg.dockerVersion ? format(' (v%s)', arg.dockerVersion) : ''),
(profile.name === cli.profileName ? '' : ' ' + profile.name),
(profile.insecure ? ' --tls' : ''));
profile.name,
(profile.insecure ? ' --tls' : ''),
profile.name);
next();
}