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author | LinuxWizard42 <computerwizard@linuxmail.org> | 2022-10-12 22:54:37 +0300 |
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committer | LinuxWizard42 <computerwizard@linuxmail.org> | 2022-10-12 22:54:37 +0300 |
commit | 703e03aba33f234712206769f57717ba7d92d23d (patch) | |
tree | 0041f04ccb75bd5379c764e9fe42249fffe75fc3 /node_modules/sshpk/lib/identity.js | |
parent | ab6e257e6e9d9a483d7e86f220d8b209a2cd7753 (diff) | |
download | FlashRunner-703e03aba33f234712206769f57717ba7d92d23d.tar.gz FlashRunner-703e03aba33f234712206769f57717ba7d92d23d.tar.zst |
Added export_allowed file to make repository visible in cgit
Diffstat (limited to 'node_modules/sshpk/lib/identity.js')
-rw-r--r-- | node_modules/sshpk/lib/identity.js | 373 |
1 files changed, 373 insertions, 0 deletions
diff --git a/node_modules/sshpk/lib/identity.js b/node_modules/sshpk/lib/identity.js new file mode 100644 index 0000000..7d75b66 --- /dev/null +++ b/node_modules/sshpk/lib/identity.js @@ -0,0 +1,373 @@ +// Copyright 2017 Joyent, Inc. + +module.exports = Identity; + +var assert = require('assert-plus'); +var algs = require('./algs'); +var crypto = require('crypto'); +var Fingerprint = require('./fingerprint'); +var Signature = require('./signature'); +var errs = require('./errors'); +var util = require('util'); +var utils = require('./utils'); +var asn1 = require('asn1'); +var Buffer = require('safer-buffer').Buffer; + +/*JSSTYLED*/ +var DNS_NAME_RE = /^([*]|[a-z0-9][a-z0-9\-]{0,62})(?:\.([*]|[a-z0-9][a-z0-9\-]{0,62}))*$/i; + +var oids = {}; +oids.cn = '2.5.4.3'; +oids.o = '2.5.4.10'; +oids.ou = '2.5.4.11'; +oids.l = '2.5.4.7'; +oids.s = '2.5.4.8'; +oids.c = '2.5.4.6'; +oids.sn = '2.5.4.4'; +oids.postalCode = '2.5.4.17'; +oids.serialNumber = '2.5.4.5'; +oids.street = '2.5.4.9'; +oids.x500UniqueIdentifier = '2.5.4.45'; +oids.role = '2.5.4.72'; +oids.telephoneNumber = '2.5.4.20'; +oids.description = '2.5.4.13'; +oids.dc = '0.9.2342.19200300.100.1.25'; +oids.uid = '0.9.2342.19200300.100.1.1'; +oids.mail = '0.9.2342.19200300.100.1.3'; +oids.title = '2.5.4.12'; +oids.gn = '2.5.4.42'; +oids.initials = '2.5.4.43'; +oids.pseudonym = '2.5.4.65'; +oids.emailAddress = '1.2.840.113549.1.9.1'; + +var unoids = {}; +Object.keys(oids).forEach(function (k) { + unoids[oids[k]] = k; +}); + +function Identity(opts) { + var self = this; + assert.object(opts, 'options'); + assert.arrayOfObject(opts.components, 'options.components'); + this.components = opts.components; + this.componentLookup = {}; + this.components.forEach(function (c) { + if (c.name && !c.oid) + c.oid = oids[c.name]; + if (c.oid && !c.name) + c.name = unoids[c.oid]; + if (self.componentLookup[c.name] === undefined) + self.componentLookup[c.name] = []; + self.componentLookup[c.name].push(c); + }); + if (this.componentLookup.cn && this.componentLookup.cn.length > 0) { + this.cn = this.componentLookup.cn[0].value; + } + assert.optionalString(opts.type, 'options.type'); + if (opts.type === undefined) { + if (this.components.length === 1 && + this.componentLookup.cn && + this.componentLookup.cn.length === 1 && + this.componentLookup.cn[0].value.match(DNS_NAME_RE)) { + this.type = 'host'; + this.hostname = this.componentLookup.cn[0].value; + + } else if (this.componentLookup.dc && + this.components.length === this.componentLookup.dc.length) { + this.type = 'host'; + this.hostname = this.componentLookup.dc.map( + function (c) { + return (c.value); + }).join('.'); + + } else if (this.componentLookup.uid && + this.components.length === + this.componentLookup.uid.length) { + this.type = 'user'; + this.uid = this.componentLookup.uid[0].value; + + } else if (this.componentLookup.cn && + this.componentLookup.cn.length === 1 && + this.componentLookup.cn[0].value.match(DNS_NAME_RE)) { + this.type = 'host'; + this.hostname = this.componentLookup.cn[0].value; + + } else if (this.componentLookup.uid && + this.componentLookup.uid.length === 1) { + this.type = 'user'; + this.uid = this.componentLookup.uid[0].value; + + } else if (this.componentLookup.mail && + this.componentLookup.mail.length === 1) { + this.type = 'email'; + this.email = this.componentLookup.mail[0].value; + + } else if (this.componentLookup.cn && + this.componentLookup.cn.length === 1) { + this.type = 'user'; + this.uid = this.componentLookup.cn[0].value; + + } else { + this.type = 'unknown'; + } + } else { + this.type = opts.type; + if (this.type === 'host') + this.hostname = opts.hostname; + else if (this.type === 'user') + this.uid = opts.uid; + else if (this.type === 'email') + this.email = opts.email; + else + throw (new Error('Unknown type ' + this.type)); + } +} + +Identity.prototype.toString = function () { + return (this.components.map(function (c) { + var n = c.name.toUpperCase(); + /*JSSTYLED*/ + n = n.replace(/=/g, '\\='); + var v = c.value; + /*JSSTYLED*/ + v = v.replace(/,/g, '\\,'); + return (n + '=' + v); + }).join(', ')); +}; + +Identity.prototype.get = function (name, asArray) { + assert.string(name, 'name'); + var arr = this.componentLookup[name]; + if (arr === undefined || arr.length === 0) + return (undefined); + if (!asArray && arr.length > 1) + throw (new Error('Multiple values for attribute ' + name)); + if (!asArray) + return (arr[0].value); + return (arr.map(function (c) { + return (c.value); + })); +}; + +Identity.prototype.toArray = function (idx) { + return (this.components.map(function (c) { + return ({ + name: c.name, + value: c.value + }); + })); +}; + +/* + * These are from X.680 -- PrintableString allowed chars are in section 37.4 + * table 8. Spec for IA5Strings is "1,6 + SPACE + DEL" where 1 refers to + * ISO IR #001 (standard ASCII control characters) and 6 refers to ISO IR #006 + * (the basic ASCII character set). + */ +/* JSSTYLED */ +var NOT_PRINTABLE = /[^a-zA-Z0-9 '(),+.\/:=?-]/; +/* JSSTYLED */ +var NOT_IA5 = /[^\x00-\x7f]/; + +Identity.prototype.toAsn1 = function (der, tag) { + der.startSequence(tag); + this.components.forEach(function (c) { + der.startSequence(asn1.Ber.Constructor | asn1.Ber.Set); + der.startSequence(); + der.writeOID(c.oid); + /* + * If we fit in a PrintableString, use that. Otherwise use an + * IA5String or UTF8String. + * + * If this identity was parsed from a DN, use the ASN.1 types + * from the original representation (otherwise this might not + * be a full match for the original in some validators). + */ + if (c.asn1type === asn1.Ber.Utf8String || + c.value.match(NOT_IA5)) { + var v = Buffer.from(c.value, 'utf8'); + der.writeBuffer(v, asn1.Ber.Utf8String); + + } else if (c.asn1type === asn1.Ber.IA5String || + c.value.match(NOT_PRINTABLE)) { + der.writeString(c.value, asn1.Ber.IA5String); + + } else { + var type = asn1.Ber.PrintableString; + if (c.asn1type !== undefined) + type = c.asn1type; + der.writeString(c.value, type); + } + der.endSequence(); + der.endSequence(); + }); + der.endSequence(); +}; + +function globMatch(a, b) { + if (a === '**' || b === '**') + return (true); + var aParts = a.split('.'); + var bParts = b.split('.'); + if (aParts.length !== bParts.length) + return (false); + for (var i = 0; i < aParts.length; ++i) { + if (aParts[i] === '*' || bParts[i] === '*') + continue; + if (aParts[i] !== bParts[i]) + return (false); + } + return (true); +} + +Identity.prototype.equals = function (other) { + if (!Identity.isIdentity(other, [1, 0])) + return (false); + if (other.components.length !== this.components.length) + return (false); + for (var i = 0; i < this.components.length; ++i) { + if (this.components[i].oid !== other.components[i].oid) + return (false); + if (!globMatch(this.components[i].value, + other.components[i].value)) { + return (false); + } + } + return (true); +}; + +Identity.forHost = function (hostname) { + assert.string(hostname, 'hostname'); + return (new Identity({ + type: 'host', + hostname: hostname, + components: [ { name: 'cn', value: hostname } ] + })); +}; + +Identity.forUser = function (uid) { + assert.string(uid, 'uid'); + return (new Identity({ + type: 'user', + uid: uid, + components: [ { name: 'uid', value: uid } ] + })); +}; + +Identity.forEmail = function (email) { + assert.string(email, 'email'); + return (new Identity({ + type: 'email', + email: email, + components: [ { name: 'mail', value: email } ] + })); +}; + +Identity.parseDN = function (dn) { + assert.string(dn, 'dn'); + var parts = ['']; + var idx = 0; + var rem = dn; + while (rem.length > 0) { + var m; + /*JSSTYLED*/ + if ((m = /^,/.exec(rem)) !== null) { + parts[++idx] = ''; + rem = rem.slice(m[0].length); + /*JSSTYLED*/ + } else if ((m = /^\\,/.exec(rem)) !== null) { + parts[idx] += ','; + rem = rem.slice(m[0].length); + /*JSSTYLED*/ + } else if ((m = /^\\./.exec(rem)) !== null) { + parts[idx] += m[0]; + rem = rem.slice(m[0].length); + /*JSSTYLED*/ + } else if ((m = /^[^\\,]+/.exec(rem)) !== null) { + parts[idx] += m[0]; + rem = rem.slice(m[0].length); + } else { + throw (new Error('Failed to parse DN')); + } + } + var cmps = parts.map(function (c) { + c = c.trim(); + var eqPos = c.indexOf('='); + while (eqPos > 0 && c.charAt(eqPos - 1) === '\\') + eqPos = c.indexOf('=', eqPos + 1); + if (eqPos === -1) { + throw (new Error('Failed to parse DN')); + } + /*JSSTYLED*/ + var name = c.slice(0, eqPos).toLowerCase().replace(/\\=/g, '='); + var value = c.slice(eqPos + 1); + return ({ name: name, value: value }); + }); + return (new Identity({ components: cmps })); +}; + +Identity.fromArray = function (components) { + assert.arrayOfObject(components, 'components'); + components.forEach(function (cmp) { + assert.object(cmp, 'component'); + assert.string(cmp.name, 'component.name'); + if (!Buffer.isBuffer(cmp.value) && + !(typeof (cmp.value) === 'string')) { + throw (new Error('Invalid component value')); + } + }); + return (new Identity({ components: components })); +}; + +Identity.parseAsn1 = function (der, top) { + var components = []; + der.readSequence(top); + var end = der.offset + der.length; + while (der.offset < end) { + der.readSequence(asn1.Ber.Constructor | asn1.Ber.Set); + var after = der.offset + der.length; + der.readSequence(); + var oid = der.readOID(); + var type = der.peek(); + var value; + switch (type) { + case asn1.Ber.PrintableString: + case asn1.Ber.IA5String: + case asn1.Ber.OctetString: + case asn1.Ber.T61String: + value = der.readString(type); + break; + case asn1.Ber.Utf8String: + value = der.readString(type, true); + value = value.toString('utf8'); + break; + case asn1.Ber.CharacterString: + case asn1.Ber.BMPString: + value = der.readString(type, true); + value = value.toString('utf16le'); + break; + default: + throw (new Error('Unknown asn1 type ' + type)); + } + components.push({ oid: oid, asn1type: type, value: value }); + der._offset = after; + } + der._offset = end; + return (new Identity({ + components: components + })); +}; + +Identity.isIdentity = function (obj, ver) { + return (utils.isCompatible(obj, Identity, ver)); +}; + +/* + * API versions for Identity: + * [1,0] -- initial ver + */ +Identity.prototype._sshpkApiVersion = [1, 0]; + +Identity._oldVersionDetect = function (obj) { + return ([1, 0]); +}; |