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Merge pull request #236757 from max-privatevoid/pam-kanidm

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nixos/pam: support Kanidm
This commit is contained in:
Martin Weinelt 2023-06-11 20:22:00 +02:00 committed by GitHub
commit fe2f291e17
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3 changed files with 60 additions and 1 deletions
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16
nixos/modules/security/pam.nix
View file

@ -484,6 +484,9 @@ let
optionalString cfg.mysqlAuth ''
account sufficient ${pkgs.pam_mysql}/lib/security/pam_mysql.so config_file=/etc/security/pam_mysql.conf
'' +
optionalString (config.services.kanidm.enablePam) ''
account sufficient ${pkgs.kanidm}/lib/pam_kanidm.so ignore_unknown_user
'' +
optionalString (config.services.sssd.enable && cfg.sssdStrictAccess==false) ''
account sufficient ${pkgs.sssd}/lib/security/pam_sss.so
'' +
@ -617,6 +620,9 @@ let
optionalString use_ldap ''
auth sufficient ${pam_ldap}/lib/security/pam_ldap.so use_first_pass
'' +
optionalString config.services.kanidm.enablePam ''
auth sufficient ${pkgs.kanidm}/lib/pam_kanidm.so ignore_unknown_user use_first_pass
'' +
optionalString config.services.sssd.enable ''
auth sufficient ${pkgs.sssd}/lib/security/pam_sss.so use_first_pass
'' +
@ -653,6 +659,9 @@ let
optionalString cfg.mysqlAuth ''
password sufficient ${pkgs.pam_mysql}/lib/security/pam_mysql.so config_file=/etc/security/pam_mysql.conf
'' +
optionalString config.services.kanidm.enablePam ''
password sufficient ${pkgs.kanidm}/lib/pam_kanidm.so
'' +
optionalString config.services.sssd.enable ''
password sufficient ${pkgs.sssd}/lib/security/pam_sss.so
'' +
@ -714,6 +723,9 @@ let
optionalString cfg.mysqlAuth ''
session optional ${pkgs.pam_mysql}/lib/security/pam_mysql.so config_file=/etc/security/pam_mysql.conf
'' +
optionalString config.services.kanidm.enablePam ''
session optional ${pkgs.kanidm}/lib/pam_kanidm.so
'' +
optionalString config.services.sssd.enable ''
session optional ${pkgs.sssd}/lib/security/pam_sss.so
'' +
@ -1298,6 +1310,7 @@ in
# Include the PAM modules in the system path mostly for the manpages.
[ pkgs.pam ]
++ optional config.users.ldap.enable pam_ldap
++ optional config.services.kanidm.enablePam pkgs.kanidm
++ optional config.services.sssd.enable pkgs.sssd
++ optionals config.security.pam.krb5.enable [pam_krb5 pam_ccreds]
++ optionals config.security.pam.enableOTPW [ pkgs.otpw ]
@ -1364,6 +1377,9 @@ in
optionalString use_ldap ''
mr ${pam_ldap}/lib/security/pam_ldap.so,
'' +
optionalString config.services.kanidm.enablePam ''
mr ${pkgs.kanidm}/lib/pam_kanidm.so,
'' +
optionalString config.services.sssd.enable ''
mr ${pkgs.sssd}/lib/security/pam_sss.so,
'' +

1
nixos/modules/services/security/kanidm.nix
View file

@ -320,6 +320,7 @@ in
ProtectHome = false;
RestrictAddressFamilies = [ "AF_UNIX" ];
TemporaryFileSystem = "/:ro";
Restart = "on-failure";
};
environment.RUST_LOG = "info";
};

44
nixos/tests/kanidm.nix
View file

@ -2,6 +2,10 @@ import ./make-test-python.nix ({ pkgs, ... }:
let
certs = import ./common/acme/server/snakeoil-certs.nix;
serverDomain = certs.domain;
testCredentials = {
password = "Password1_cZPEwpCWvrReripJmAZdmVIZd8HHoHcl";
};
in
{
name = "kanidm";
@ -73,17 +77,55 @@ import ./make-test-python.nix ({ pkgs, ... }:
with subtest("Test CLI login"):
client.succeed("kanidm login -D anonymous")
client.succeed("kanidm self whoami | grep anonymous@${serverDomain}")
client.succeed("kanidm logout")
with subtest("Recover idm_admin account"):
# Must stop the server for account recovery or else kanidmd fails with
# "unable to lock kanidm exclusive lock at /var/lib/kanidm/kanidm.db.klock".
server.succeed("systemctl stop kanidm")
server.succeed("su - kanidm -c 'kanidmd recover-account -c ${serverConfigFile} idm_admin 2>&1 | rg -o \'[A-Za-z0-9]{48}\' '")
idm_admin_password = server.succeed("su - kanidm -c 'kanidmd recover-account -c ${serverConfigFile} idm_admin 2>&1 | rg -o \'[A-Za-z0-9]{48}\' '").strip().removeprefix("'").removesuffix("'")
server.succeed("systemctl start kanidm")
with subtest("Test unixd connection"):
client.wait_for_unit("kanidm-unixd.service")
# TODO: client.wait_for_file("/run/kanidm-unixd/sock")
client.wait_until_succeeds("kanidm-unix status | grep working!")
with subtest("Test user creation"):
client.wait_for_unit("getty@tty1.service")
client.wait_until_succeeds("pgrep -f 'agetty.*tty1'")
client.wait_until_tty_matches("1", "login: ")
client.send_chars("root\n")
client.send_chars("kanidm login -D idm_admin\n")
client.wait_until_tty_matches("1", "Enter password: ")
client.send_chars(f"{idm_admin_password}\n")
client.wait_until_tty_matches("1", "Login Success for idm_admin")
client.succeed("kanidm person create testuser TestUser")
client.succeed("kanidm person posix set --shell \"$SHELL\" testuser")
client.send_chars("kanidm person posix set-password testuser\n")
client.wait_until_tty_matches("1", "Enter new")
client.send_chars("${testCredentials.password}\n")
client.wait_until_tty_matches("1", "Retype")
client.send_chars("${testCredentials.password}\n")
output = client.succeed("getent passwd testuser")
assert "TestUser" in output
client.succeed("kanidm group create shell")
client.succeed("kanidm group posix set shell")
client.succeed("kanidm group add-members shell testuser")
with subtest("Test user login"):
client.send_key("alt-f2")
client.wait_until_succeeds("[ $(fgconsole) = 2 ]")
client.wait_for_unit("getty@tty2.service")
client.wait_until_succeeds("pgrep -f 'agetty.*tty2'")
client.wait_until_tty_matches("2", "login: ")
client.send_chars("testuser\n")
client.wait_until_tty_matches("2", "login: testuser")
client.wait_until_succeeds("pgrep login")
client.wait_until_tty_matches("2", "Password: ")
client.send_chars("${testCredentials.password}\n")
client.wait_until_succeeds("systemctl is-active user@$(id -u testuser).service")
client.send_chars("touch done\n")
client.wait_for_file("/home/testuser@${serverDomain}/done")
'';
})