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Diffstat (limited to 'filters')
-rw-r--r--filters/simple-authentication.lua19
1 files changed, 6 insertions, 13 deletions
diff --git a/filters/simple-authentication.lua b/filters/simple-authentication.lua
index bf35632..77d1fd0 100644
--- a/filters/simple-authentication.lua
+++ b/filters/simple-authentication.lua
@@ -23,17 +23,11 @@ local protected_repos = {
qt = { jason = true, bob = true }
}
--- Please note that, in production, you'll want to replace this simple lookup
--- table with either a table of salted and hashed passwords (using something
--- smart like scrypt), or replace this table lookup with an external support,
--- such as consulting your system's pam / shadow system, or an external
--- database, or an external validating web service. For testing, or for
--- extremely low-security usage, you may be able, however, to get away with
--- compromising on hardcoding the passwords in cleartext, as we have done here.
+-- A list of users and hashes, generated with `mkpasswd -m sha-512 -R 300000`.
local users = {
- jason = "secretpassword",
- laurent = "s3cr3t",
- bob = "ilikelua"
+ jason = "$6$rounds=300000$YYJct3n/o.ruYK$HhpSeuCuW1fJkpvMZOZzVizeLsBKcGA/aF2UPuV5v60JyH2MVSG6P511UMTj2F3H75.IT2HIlnvXzNb60FcZH1",
+ laurent = "$6$rounds=300000$dP0KNHwYb3JKigT$pN/LG7rWxQ4HniFtx5wKyJXBJUKP7R01zTNZ0qSK/aivw8ywGAOdfYiIQFqFhZFtVGvr11/7an.nesvm8iJUi.",
+ bob = "$6$rounds=300000$jCLCCt6LUpTz$PI1vvd1yaVYcCzqH8QAJFcJ60b6W/6sjcOsU7mAkNo7IE8FRGW1vkjF8I/T5jt/auv5ODLb1L4S2s.CAyZyUC"
}
-- Set this to a path this script can write to for storing a persistent
@@ -48,7 +42,7 @@ local secret_filename = "/var/cache/cgit/auth-secret"
-- Sets HTTP cookie headers based on post and sets up redirection.
function authenticate_post()
- local password = users[post["username"]]
+ local hash = users[post["username"]]
local redirect = validate_value("redirect", post["redirect"])
if redirect == nil then
@@ -58,8 +52,7 @@ function authenticate_post()
redirect_to(redirect)
- -- Lua hashes strings, so these comparisons are time invariant.
- if password == nil or password ~= post["password"] then
+ if hash == nil or hash ~= unistd.crypt(post["password"], hash) then
set_cookie("cgitauth", "")
else
-- One week expiration time