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authorChocobozzz <me@florianbigard.com>2021-06-03 17:33:44 +0200
committerChocobozzz <me@florianbigard.com>2021-06-03 18:03:36 +0200
commit10363c74c1d869f0e0c7bc4d0367b1f34d1bb6a4 (patch)
tree008f8dad8032684f46105a261b27b2d6f05b36eb /server/helpers/signup.ts
parent5e08989ede1a340b9edb94465a11b1e04bf24094 (diff)
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Move middleware utils in middlewares
helpers modules should not import models
Diffstat (limited to 'server/helpers/signup.ts')
-rw-r--r--server/helpers/signup.ts62
1 files changed, 0 insertions, 62 deletions
diff --git a/server/helpers/signup.ts b/server/helpers/signup.ts
deleted file mode 100644
index 8fa81e601..000000000
--- a/server/helpers/signup.ts
+++ /dev/null
@@ -1,62 +0,0 @@
1import { UserModel } from '../models/user/user'
2import * as ipaddr from 'ipaddr.js'
3import { CONFIG } from '../initializers/config'
4
5const isCidr = require('is-cidr')
6
7async function isSignupAllowed (): Promise<{ allowed: boolean, errorMessage?: string }> {
8 if (CONFIG.SIGNUP.ENABLED === false) {
9 return { allowed: false }
10 }
11
12 // No limit and signup is enabled
13 if (CONFIG.SIGNUP.LIMIT === -1) {
14 return { allowed: true }
15 }
16
17 const totalUsers = await UserModel.countTotal()
18
19 return { allowed: totalUsers < CONFIG.SIGNUP.LIMIT }
20}
21
22function isSignupAllowedForCurrentIP (ip: string) {
23 if (!ip) return false
24
25 const addr = ipaddr.parse(ip)
26 const excludeList = [ 'blacklist' ]
27 let matched = ''
28
29 // if there is a valid, non-empty whitelist, we exclude all unknown adresses too
30 if (CONFIG.SIGNUP.FILTERS.CIDR.WHITELIST.filter(cidr => isCidr(cidr)).length > 0) {
31 excludeList.push('unknown')
32 }
33
34 if (addr.kind() === 'ipv4') {
35 const addrV4 = ipaddr.IPv4.parse(ip)
36 const rangeList = {
37 whitelist: CONFIG.SIGNUP.FILTERS.CIDR.WHITELIST.filter(cidr => isCidr.v4(cidr))
38 .map(cidr => ipaddr.IPv4.parseCIDR(cidr)),
39 blacklist: CONFIG.SIGNUP.FILTERS.CIDR.BLACKLIST.filter(cidr => isCidr.v4(cidr))
40 .map(cidr => ipaddr.IPv4.parseCIDR(cidr))
41 }
42 matched = ipaddr.subnetMatch(addrV4, rangeList, 'unknown')
43 } else if (addr.kind() === 'ipv6') {
44 const addrV6 = ipaddr.IPv6.parse(ip)
45 const rangeList = {
46 whitelist: CONFIG.SIGNUP.FILTERS.CIDR.WHITELIST.filter(cidr => isCidr.v6(cidr))
47 .map(cidr => ipaddr.IPv6.parseCIDR(cidr)),
48 blacklist: CONFIG.SIGNUP.FILTERS.CIDR.BLACKLIST.filter(cidr => isCidr.v6(cidr))
49 .map(cidr => ipaddr.IPv6.parseCIDR(cidr))
50 }
51 matched = ipaddr.subnetMatch(addrV6, rangeList, 'unknown')
52 }
53
54 return !excludeList.includes(matched)
55}
56
57// ---------------------------------------------------------------------------
58
59export {
60 isSignupAllowed,
61 isSignupAllowedForCurrentIP
62}