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HTTPSig: Add method to validate conn

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This commit is contained in:
Roger Braun 2017-12-11 10:37:40 +01:00
parent 5599c5920c
commit c3bcafc51b
2 changed files with 29 additions and 0 deletions
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6
lib/pleroma/web/http_signatures/http_signatures.ex
View file

@ -21,6 +21,12 @@ defmodule Pleroma.Web.HTTPSignatures do
verify = :public_key.verify(sigstring, :sha256, sig, public_key)
end
def validate_conn(conn, public_key) do
headers = Enum.into(conn.req_headers, %{})
signature = split_signature(headers["signature"])
validate(headers, signature, public_key)
end
def build_signing_string(headers, used_headers) do
used_headers
|> Enum.map(fn (header) -> "#{header}: #{headers[header]}" end)

23
test/web/http_sigs/http_sig_test.exs
View file

@ -63,4 +63,27 @@ defmodule Pleroma.Web.HTTPSignaturesTest do
expected = "date: Thu, 05 Jan 2014 21:31:40 GMT\ncontent-length: 18"
assert expected == HTTPSignatures.build_signing_string(@headers, ["date", "content-length"])
end
test "it validates a conn" do
public_key_pem = "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnGb42rPZIapY4Hfhxrgn\nxKVJczBkfDviCrrYaYjfGxawSw93dWTUlenCVTymJo8meBlFgIQ70ar4rUbzl6GX\nMYvRdku072d1WpglNHXkjKPkXQgngFDrh2sGKtNB/cEtJcAPRO8OiCgPFqRtMiNM\nc8VdPfPdZuHEIZsJ/aUM38EnqHi9YnVDQik2xxDe3wPghOhqjxUM6eLC9jrjI+7i\naIaEygUdyst9qVg8e2FGQlwAeS2Eh8ygCxn+bBlT5OyV59jSzbYfbhtF2qnWHtZy\nkL7KOOwhIfGs7O9SoR2ZVpTEQ4HthNzainIe/6iCR5HGrao/T8dygweXFYRv+k5A\nPQIDAQAB\n-----END PUBLIC KEY-----\n"
[public_key] = :public_key.pem_decode(public_key_pem)
public_key = public_key
|> :public_key.pem_entry_decode()
conn = %{
req_headers: [
{"host", "localtesting.pleroma.lol"},
{"connection", "close"},
{"content-length", "2316"},
{"user-agent", "http.rb/2.2.2 (Mastodon/2.1.0.rc3; +http://mastodon.example.org/)"},
{"date", "Sun, 10 Dec 2017 14:23:49 GMT"},
{"digest", "SHA-256=x/bHADMW8qRrq2NdPb5P9fl0lYpKXXpe5h5maCIL0nM="},
{"content-type", "application/activity+json"},
{"(request-target)", "post /users/demiurge/inbox"},
{"signature", "keyId=\"http://mastodon.example.org/users/admin#main-key\",algorithm=\"rsa-sha256\",headers=\"(request-target) user-agent host date digest content-type\",signature=\"i0FQvr51sj9BoWAKydySUAO1RDxZmNY6g7M62IA7VesbRSdFZZj9/fZapLp6YSuvxUF0h80ZcBEq9GzUDY3Chi9lx6yjpUAS2eKb+Am/hY3aswhnAfYd6FmIdEHzsMrpdKIRqO+rpQ2tR05LwiGEHJPGS0p528NvyVxrxMT5H5yZS5RnxY5X2HmTKEgKYYcvujdv7JWvsfH88xeRS7Jlq5aDZkmXvqoR4wFyfgnwJMPLel8P/BUbn8BcXglH/cunR0LUP7sflTxEz+Rv5qg+9yB8zgBsB4C0233WpcJxjeD6Dkq0EcoJObBR56F8dcb7NQtUDu7x6xxzcgSd7dHm5w==\""}]
}
assert HTTPSignatures.validate_conn(conn, public_key)
end
end