initial work on node-triton for PUBAPI-1420

This commit is contained in:
Josh Wilsdon 2017-08-29 20:48:52 -07:00
parent 057a784dc3
commit de9505d569

View File

@ -5,7 +5,7 @@
*/
/*
* Copyright 2016 Joyent, Inc.
* Copyright 2017 Joyent, Inc.
*
* `triton instance create ...`
*/
@ -20,6 +20,59 @@ var distractions = require('../distractions');
var errors = require('../errors');
var mat = require('../metadataandtags');
function parseVolume(volume) {
var components;
var VALID_MODES = ['ro', 'rw'];
var VALID_VOLUME_NAME_REGEXP = /^[a-zA-Z0-9][a-zA-Z0-9_\.\-]+$/;
if (typeof(volume) !== 'string') {
return new errors.UsageError('unparseable volume specified');
}
components = volume.split(':');
if (components.length !== 2 && components.length !== 3) {
return new errors.UsageError('invalid volume specified, must be in ' +
'the form "<volume name>:<mount path>[:<mode>]", got: "' + volume +
'"');
}
// first component should be a volume name. We only check here that it
// syntactically looks like a volume name, we'll leave the upstream to
// determine if it's not actually a volume.
if (!VALID_VOLUME_NAME_REGEXP.test(components[0])) {
return new errors.UsageError('invalid volume name, got: "' + volume +
'"');
}
// second component should be an absolute path
// NOTE: if we ever move past node 0.10, we could use path.isAbsolute(path)
if (components[1].length === 0 || (components[1])[0] !== '/') {
return new errors.UsageError('invalid volume mountpoint, must be ' +
'absolute path, got: "' + volume + '"');
}
if (components[1].indexOf('\0') !== -1) {
return new errors.UsageError('invalid volume mountpoint, contains ' +
'invalid characters, got: "' + volume + '"');
}
if (components[1].search(/[^\/]/) === -1) {
return new errors.UsageError('invalid volume mountpoint, must contain ' +
'at least one non-/ character, got: "' + volume + '"');
}
// third component is optional mode: 'ro' or 'rw'
if (components.length === 3 && VALID_MODES.indexOf(components[2]) === -1) {
return new errors.UsageError('invalid volume mode, got: "' + volume +
'"');
}
return {
mode: components[2] || 'rw',
mountpoint: components[1],
name: components[0]
};
return undefined;
}
function do_create(subcmd, opts, args, cb) {
if (opts.help) {
@ -132,6 +185,37 @@ function do_create(subcmd, opts, args, cb) {
next();
},
/*
* Make sure if volumes were passed, they're in the correct form.
*/
function parseVolumes(ctx, next) {
var idx;
var validationErr;
var volume;
var volumes = [];
if (!opts.volume) {
next();
return;
}
for (idx = 0; idx < opts.volume.length; idx++) {
volume = parseVolume(opts.volume[idx]);
if (volume instanceof Error) {
validationErr = volume;
next(validationErr);
return;
}
volumes.push(volume);
}
if (volumes.length > 0) {
ctx.volumes = volumes;
}
next();
},
/*
* Determine `ctx.locality` according to what CloudAPI supports
* based on `ctx.affinities` parsed earlier.
@ -279,7 +363,8 @@ function do_create(subcmd, opts, args, cb) {
image: ctx.img.id,
'package': ctx.pkg && ctx.pkg.id,
networks: ctx.nets && ctx.nets.map(
function (net) { return net.id; })
function (net) { return net.id; }),
volumes: ctx.volumes && ctx.volumes
};
if (ctx.locality) {
createOpts.locality = ctx.locality;
@ -495,6 +580,12 @@ do_create.options = [
names: ['json', 'j'],
type: 'bool',
help: 'JSON stream output.'
},
{
names: ['volume', 'v'],
type: 'arrayOfString',
help: 'Mount a volume into the container (non-KVM only) ' +
'<volume-name:/mount/point>[:access-mode]'
}
];