example server: add proxy and wildcard support
This commit is contained in:
AJ ONeal
parent
4d400a9828
commit
ada2b9ccfe
13
config.js
13
config.js
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@ -5,5 +5,16 @@ module.exports = {
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email: "jon.doe@example.com",
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configDir: path.join(__dirname, "acme"),
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srv: "/srv/www/",
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api: "/srv/api/"
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api: "/srv/api/",
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proxy: {
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"example.com": "http://localhost:4080",
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"*.example.com": "http://localhost:4080"
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},
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// DNS-01 challenges only
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challenges: {
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"*.example.com": require("acme-dns-01-YOUR_DNS_HOST").create({
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token: "xxxx"
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})
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}
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};
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@ -4,16 +4,16 @@
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"lockfileVersion": 1,
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"requires": true,
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"dependencies": {
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"@coolaj86/urequest": {
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"version": "1.3.7",
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"resolved": "https://registry.npmjs.org/@coolaj86/urequest/-/urequest-1.3.7.tgz",
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"integrity": "sha512-PPrVYra9aWvZjSCKl/x1pJ9ZpXda1652oJrPBYy5rQumJJMkmTBN3ux+sK2xAUwVvv2wnewDlaQaHLxLwSHnIA=="
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},
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"@root/mkdirp": {
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"version": "1.0.0",
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"resolved": "https://registry.npmjs.org/@root/mkdirp/-/mkdirp-1.0.0.tgz",
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"integrity": "sha512-hxGAYUx5029VggfG+U9naAhQkoMSXtOeXtbql97m3Hi6/sQSRL/4khKZPyOF6w11glyCOU38WCNLu9nUcSjOfA=="
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},
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"@root/request": {
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"version": "1.3.11",
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"resolved": "https://registry.npmjs.org/@root/request/-/request-1.3.11.tgz",
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"integrity": "sha512-3a4Eeghcjsfe6zh7EJ+ni1l8OK9Fz2wL1OjP4UCa0YdvtH39kdXB9RGWuzyNv7dZi0+Ffkc83KfH0WbPMiuJFw=="
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},
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"accepts": {
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"version": "1.3.5",
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"resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.5.tgz",
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@ -38,12 +38,12 @@
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"integrity": "sha512-Aa4bUpq6ftX1VODiShOetOY5U0tsXY5EV7+fQwme3Q8Y9rjYBArBXHgFCAVKtK1AF+Ev8pIuF6Z42hzMFa73/w=="
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},
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"acme-v2": {
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"version": "1.7.7",
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"resolved": "https://registry.npmjs.org/acme-v2/-/acme-v2-1.7.7.tgz",
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"integrity": "sha512-Pg0EQ45h8N2e4K2goYedutCgWxAmtcruwDHr6hgPBgAWEORVb5SQEdXjtEhCrn+APtr7MyFPryyzXpYpDD5ecA==",
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"version": "1.8.2",
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"resolved": "https://registry.npmjs.org/acme-v2/-/acme-v2-1.8.2.tgz",
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"integrity": "sha512-uYGA+DuTnA44EsGXE413XnbTotGHCzkucXjMk23QRwGnaGlnr0lNBoYjByyeIVLSzj0W6Y9FqA9h+15+H+ltMw==",
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"requires": {
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"@coolaj86/urequest": "^1.3.6",
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"rsa-compat": "^2.0.6"
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"@root/request": "^1.3.11",
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"rsa-compat": "^2.0.8"
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}
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},
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"array-flatten": {
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@ -175,6 +175,12 @@
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"integrity": "sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc=",
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"dev": true
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},
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"eventemitter3": {
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"version": "3.1.2",
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"resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-3.1.2.tgz",
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"integrity": "sha512-tvtQIeLVHjDkJYnzf2dgVMxfuSGJeM/7UCG17TT4EumTfNtF+0nebF/4zWOIkCreAbtNqhGEboB6BWrwqNaw4Q==",
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"dev": true
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},
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"express": {
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"version": "4.16.4",
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"resolved": "https://registry.npmjs.org/express/-/express-4.16.4.tgz",
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@ -237,6 +243,32 @@
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"unpipe": "~1.0.0"
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}
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},
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"follow-redirects": {
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"version": "1.7.0",
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"resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.7.0.tgz",
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"integrity": "sha512-m/pZQy4Gj287eNy94nivy5wchN3Kp+Q5WgUPNy5lJSZ3sgkVKSYV/ZChMAQVIgx1SqfZ2zBZtPA2YlXIWxxJOQ==",
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"dev": true,
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"requires": {
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"debug": "^3.2.6"
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},
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"dependencies": {
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"debug": {
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"version": "3.2.6",
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"resolved": "https://registry.npmjs.org/debug/-/debug-3.2.6.tgz",
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"integrity": "sha512-mel+jf7nrtEl5Pn1Qx46zARXKDpBbvzezse7p7LqINmdoIk8PYP5SySaxEmYv6TZ0JyEKA1hsCId6DIhgITtWQ==",
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"dev": true,
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"requires": {
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"ms": "^2.1.1"
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}
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},
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"ms": {
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"version": "2.1.2",
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"resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
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"integrity": "sha512-sGkPx+VjMtmA6MX27oA4FBFELFCZZ4S4XqeGOXCv68tT+jb3vk/RyaKWP0PTKyWtmLSM0b+adUTEvbs1PEaH2w==",
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"dev": true
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}
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}
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},
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"forwarded": {
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"version": "0.1.2",
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"resolved": "https://registry.npmjs.org/forwarded/-/forwarded-0.1.2.tgz",
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@ -250,13 +282,13 @@
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"dev": true
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},
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"greenlock": {
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"version": "2.7.24",
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"resolved": "https://registry.npmjs.org/greenlock/-/greenlock-2.7.24.tgz",
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"integrity": "sha512-GQb2LMF6IiEzhp01F6eIN7HlPVlUWpWsBZZn7DOIo9upFAWhFpn2w1PStjGb17VmTkg+lgxzcajqcy6AJhCHUQ==",
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"version": "2.8.2",
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"resolved": "https://registry.npmjs.org/greenlock/-/greenlock-2.8.2.tgz",
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"integrity": "sha512-pCAYjgVova1ZoUHhuCfIw/3Rs5tE6DK1YF2LI7Cyh15QFBZJNU7pngMvDfeFft3It4WqnHezNgyDWAeV2pWFaw==",
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"requires": {
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"acme": "^1.3.0",
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"acme-dns-01-cli": "^3.0.0",
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"acme-v2": "^1.7.7",
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"acme-v2": "^1.8.1",
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"cert-info": "^1.5.1",
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"greenlock-store-fs": "^3.0.2",
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"keypairs": "^1.2.14",
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@ -287,6 +319,17 @@
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"statuses": ">= 1.4.0 < 2"
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}
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},
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"http-proxy": {
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"version": "1.17.0",
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"resolved": "https://registry.npmjs.org/http-proxy/-/http-proxy-1.17.0.tgz",
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"integrity": "sha512-Taqn+3nNvYRfJ3bGvKfBSRwy1v6eePlm3oc/aWVxZp57DQr5Eq3xhKJi7Z4hZpS8PC3H4qI+Yly5EmFacGuA/g==",
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"dev": true,
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"requires": {
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"eventemitter3": "^3.0.0",
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"follow-redirects": "^1.0.0",
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"requires-port": "^1.0.0"
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}
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},
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"iconv-lite": {
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"version": "0.4.23",
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"resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.23.tgz",
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@ -467,6 +510,12 @@
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"escape-html": "^1.0.3"
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}
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},
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"requires-port": {
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"version": "1.0.0",
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"resolved": "https://registry.npmjs.org/requires-port/-/requires-port-1.0.0.tgz",
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"integrity": "sha1-kl0mAdOaxIXgkc8NpcbmlNw9yv8=",
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"dev": true
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},
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"rsa-compat": {
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"version": "2.0.8",
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"resolved": "https://registry.npmjs.org/rsa-compat/-/rsa-compat-2.0.8.tgz",
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@ -8,7 +8,7 @@
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"example": "examples"
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},
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"dependencies": {
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"greenlock": "^2.7.24",
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"greenlock": "^2.8.2",
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"redirect-https": "^1.1.5"
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},
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"files": [
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@ -18,6 +18,7 @@
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"spdy": "^3.4.7"
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},
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"devDependencies": {
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"http-proxy": "^1.17.0",
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"express": "^4.16.3",
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"express-basic-auth": "^1.2.0",
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"finalhandler": "^1.1.1",
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124
server.js
124
server.js
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@ -58,6 +58,31 @@ if (require.main === module) {
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});
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}
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function matchConfig(thing, domain) {
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if (!thing) {
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return false;
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}
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if (thing[domain]) {
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return domain;
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}
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var keys = Object.keys(thing);
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var result = null;
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keys.some(function(k) {
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if ("*" !== k[0]) {
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return;
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}
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// "foo.whatever.com".endsWith("*.whatever.com".slice(1))
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if (domain.endsWith(k.slice(1).toLowerCase())) {
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result = k;
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return true;
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}
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});
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return result;
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}
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function myApproveDomains(opts) {
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console.info("SNI:", opts.domain);
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// In this example the filesystem is our "database".
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@ -67,6 +92,52 @@ function myApproveDomains(opts) {
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var domains = [];
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var original = opts.domain;
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var bare = original.replace(/^(www|api)\./, "");
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var challenger = matchConfig(config.challenges, original);
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if (challenger) {
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opts.challenges = {
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"dns-01": config.challenges[challenger]
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};
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domains.push(challenger);
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return approveThem();
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}
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if (matchConfig(config.proxy, original)) {
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console.log("debug: found proxy for", original);
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domains.push(original);
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return approveThem();
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}
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function approveThem() {
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console.info("Approved domains:", domains);
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opts.domains = domains;
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//opts.email = email;
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opts.agreeTos = true;
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// pick the shortest (bare) or latest (www. instead of api.) to be the subject
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opts.subject = opts.domains.sort(function(a, b) {
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var len = a.length - b.length;
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if (0 !== len) {
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return len;
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}
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if (a < b) {
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return 1;
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} else {
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return -1;
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}
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})[0];
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if (!opts.challenges) {
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opts.challenges = {};
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}
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opts.challenges["http-01"] = require("le-challenge-fs");
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//opts.challenges['dns-01'] = require('le-challenge-dns');
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// explicitly set account id and certificate.id
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opts.account = { id: opts.email };
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opts.certificate = { id: opts.subject };
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return Promise.resolve(opts);
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}
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// The goal here is to support both bare and www domains
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//
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// dns:example.com + fs:www.example.com => both
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@ -77,7 +148,6 @@ function myApproveDomains(opts) {
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//
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// dns:example.com + fs:example.com => example.com
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// dns:www.example.com + fs:www.example.com => www.example.com
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//
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return checkWwws(bare)
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.then(function(hostname) {
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// hostname is either example.com or www.example.com
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@ -116,34 +186,7 @@ function myApproveDomains(opts) {
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return Promise.reject(new Error("no bare, www., or api. domain matching '" + opts.domain + "'"));
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}
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console.info("Approved domains:", domains);
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opts.domains = domains;
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//opts.email = email;
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opts.agreeTos = true;
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// pick the shortest (bare) or latest (www. instead of api.) to be the subject
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opts.subject = opts.domains.sort(function(a, b) {
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var len = a.length - b.length;
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if (0 !== len) {
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return len;
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}
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if (a < b) {
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return 1;
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} else {
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return -1;
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}
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})[0];
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if (!opts.challenges) {
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opts.challenges = {};
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}
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opts.challenges["http-01"] = require("le-challenge-fs");
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//opts.challenges['dns-01'] = require('le-challenge-dns');
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// explicitly set account id and certificate.id
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opts.account = { id: opts.email };
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opts.certificate = { id: opts.subject };
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return Promise.resolve(opts);
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return approveThem();
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});
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}
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exports.myApproveDomains = myApproveDomains;
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@ -213,12 +256,35 @@ function checkWwws(_hostname) {
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}
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exports.checkWwws = checkWwws;
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var httpProxy = require("http-proxy");
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var proxy = httpProxy.createProxyServer({
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xfwd: true
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});
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proxy.on("error", function(req, res) {
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res.statusCode = 500;
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res.end("500: Server Error");
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});
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function myVhostApp(req, res) {
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req.on("error", function(err) {
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console.error("HTTPS Request Network Connection Error:");
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console.error(err);
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});
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// this is protected by greenlock-express from domain fronting attacks
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var host = req.headers.host;
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// ex: example.com
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// ex: example.com:4080
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console.log("debug: host is", host);
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var domain = matchConfig(config.proxy, host);
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if (domain) {
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console.log("debug: forwarding to", config.proxy[domain]);
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proxy.web(req, res, { target: config.proxy[domain] });
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return;
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}
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// SECURITY greenlock pre-sanitizes hostnames to prevent unauthorized fs access so you don't have to
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// (also: only domains approved above will get here)
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console.info("");
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