···

       
21
       
 
       
  testScript = ''

     

       
22
       
 
       
    nameserver.start()

     

       
23
       
 
       
    nameserver.wait_for_unit("tinydns.service")

     

       
24
       
-
       
    nameserver.succeed("host bla.foo.bar 192.168.1.1 | grep '1\.2\.3\.4'")

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
25
       
 
       
  '';

     

       
26
       
 
       
})

     

···

       
21
       
 
       
  testScript = ''

     

       
22
       
 
       
    nameserver.start()

     

       
23
       
 
       
    nameserver.wait_for_unit("tinydns.service")

     

       
24
       
+
       


     

       
25
       
+
       
    # We query tinydns a few times to trigger the bug:

     

       
26
       
+
       
    #

     

       
27
       
+
       
    #   nameserver # [    6.105872] mmap: tinydns (842): VmData 331776 exceed data ulimit 300000. Update limits or use boot option ignore_rlimit_data.

     

       
28
       
+
       
    #

     

       
29
       
+
       
    # which was reported in https://github.com/NixOS/nixpkgs/issues/119066.

     

       
30
       
+
       
    # Without the patch <nixpkgs/pkgs/tools/networking/djbdns/softlimit.patch>

     

       
31
       
+
       
    # it fails on the 10th iteration.

     

       
32
       
+
       
    nameserver.succeed(

     

       
33
       
+
       
        """

     

       
34
       
+
       
          for i in {1..15}; do

     

       
35
       
+
       
            host bla.foo.bar 192.168.1.1 | grep '1\.2\.3\.4'

     

       
36
       
+
       
          done

     

       
37
       
+
       
        """

     

       
38
       
+
       
    )

     

       
39
       
 
       
  '';

     

       
40
       
 
       
})

     

···

       
19
       
 
       
    sha256 = "0j3baf92vkczr5fxww7rp1b7gmczxmmgrqc8w2dy7kgk09m85k9w";

     

       
20
       
 
       
  };

     

       
21
       
 
       


     

       
22
       
-
       
  patches = [ ./hier.patch ./fix-nix-usernamespace-build.patch ];

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
23
       
 
       


     

       
24
       
 
       
  postPatch = ''

     

       
25
       
 
       
    echo gcc -O2 -include ${glibc.dev}/include/errno.h > conf-cc

     

···

       
19
       
 
       
    sha256 = "0j3baf92vkczr5fxww7rp1b7gmczxmmgrqc8w2dy7kgk09m85k9w";

     

       
20
       
 
       
  };

     

       
21
       
 
       


     

       
22
       
+
       
  patches = [

     

       
23
       
+
       
    ./hier.patch

     

       
24
       
+
       
    ./fix-nix-usernamespace-build.patch

     

       
25
       
+
       


     

       
26
       
+
       
    # To fix https://github.com/NixOS/nixpkgs/issues/119066.

     

       
27
       
+
       
    # Note that the NixOS test <nixpkgs/nixos/tests/tinydns.nix> tests for this.

     

       
28
       
+
       
    ./softlimit.patch

     

       
29
       
+
       
  ];

     

       
30
       
 
       


     

       
31
       
 
       
  postPatch = ''

     

       
32
       
 
       
    echo gcc -O2 -include ${glibc.dev}/include/errno.h > conf-cc

     

···

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

       
0
       
 
       

     

···

       
1
       
+
       
diff -Naur a/tinydns-conf.c b/tinydns-conf.c

     

       
2
       
+
       
--- a/tinydns-conf.c	2001-02-11 21:11:45.000000000 +0000

     

       
3
       
+
       
+++ b/tinydns-conf.c	2021-11-08 17:23:06.181385437 +0000

     

       
4
       
+
       
@@ -46,7 +46,7 @@

     

       
5
       
+
       


     

       
6
       
+
       
   start("run");

     

       
7
       
+
       
   outs("#!/bin/sh\nexec 2>&1\nexec envuidgid "); outs(user);

     

       
8
       
+
       
-  outs(" envdir ./env softlimit -d300000 ");

     

       
9
       
+
       
+  outs(" envdir ./env softlimit -d4500000 ");

     

       
10
       
+
       
   outs(auto_home); outs("/bin/tinydns\n");

     

       
11
       
+
       
   finish();

     

       
12
       
+
       
   perm(0755);