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# This test runs PowerDNS authoritative server with the
# generic MySQL backend (gmysql) to connect to a
# MariaDB server using UNIX sockets authentication.
import ./make-test-python.nix ({ pkgs, lib, ... }: {
name = "powerdns";
nodes.server = { ... }: {
services.powerdns.enable = true;
services.powerdns.extraConfig = ''
launch=gmysql
gmysql-user=pdns
zone-cache-refresh-interval=0
'';
services.mysql = {
enable = true;
package = pkgs.mariadb;
ensureDatabases = [ "powerdns" ];
ensureUsers = lib.singleton
{ name = "pdns";
ensurePermissions = { "powerdns.*" = "ALL PRIVILEGES"; };
};
};
environment.systemPackages = with pkgs;
[ dnsutils powerdns mariadb ];
};
testScript = ''
import re
with subtest("PowerDNS database exists"):
server.wait_for_unit("mysql")
server.succeed("echo 'SHOW DATABASES;' | sudo -u pdns mysql -u pdns >&2")
with subtest("Loading the MySQL schema works"):
server.succeed(
"sudo -u pdns mysql -u pdns -D powerdns <"
"${pkgs.powerdns}/share/doc/pdns/schema.mysql.sql"
)
with subtest("PowerDNS server starts"):
server.wait_for_unit("pdns")
server.succeed("dig version.bind txt chaos @127.0.0.1 >&2")
with subtest("Adding an example zone works"):
# Extract configuration file needed by pdnsutil
unit = server.succeed("systemctl cat pdns")
match = re.search("(--config-dir=[^ ]+)", unit)
assert(match is not None)
conf = match.group(1)
pdnsutil = "sudo -u pdns pdnsutil " + conf
server.succeed(f"{pdnsutil} create-zone example.com ns1.example.com")
server.succeed(f"{pdnsutil} add-record example.com ns1 A 192.168.1.2")
with subtest("Querying the example zone works"):
reply = server.succeed("dig +noall +answer ns1.example.com @127.0.0.1")
assert (
"192.168.1.2" in reply
), f""""
The reply does not contain the expected IP address:
Expected:
ns1.example.com. 3600 IN A 192.168.1.2
Reply:
{reply}"""
'';
})
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