Compare commits

...

2 commits

Author SHA1 Message Date
atagen
e44c71c128 switch to homegrown pinning
All checks were successful
Nix Build / nix build (push) Successful in 6s
2026-05-20 15:26:40 +10:00
atagen
2d564db596 nu 2026-05-20 15:26:31 +10:00
28 changed files with 432 additions and 742 deletions

View file

View file

@ -1,4 +0,0 @@
(executable
(public_name meat)
(name main)
(libraries meat))

View file

@ -1,21 +0,0 @@
open Meat
let () =
match Sys.getenv_opt "MEATS" with
| Some _ ->
if Array.length Sys.argv >= 2 then
match String.lowercase_ascii (Array.get Sys.argv 1) with
| "yum" -> yum ()
| "cook" -> cook ()
| "poke" -> poke ()
| "gut" -> gut ()
| "trade" -> trade ()
| "look" -> look ()
| "fresh" -> fresh ()
| "hunt" -> hunt ()
| "ritual" -> ritual ()
| _ -> help ()
else help ()
| None ->
meat_print "NO PATH TO RUNESTONE FOUND!";
help ()

View file

@ -1,26 +0,0 @@
(lang dune 3.16)
(name meat)
(generate_opam_files true)
(source
(github username/reponame))
(authors "Author Name <author@example.com>")
(maintainers "Maintainer Name <maintainer@example.com>")
(license LICENSE)
(documentation https://url/to/documentation)
(package
(name meat)
(synopsis "A short synopsis")
(description "A longer description")
(depends ocaml dune)
(tags
("add topics" "to describe" your project)))
; See the complete stanza docs at https://dune.readthedocs.io/en/stable/reference/dune-project/index.html

26
flake.lock generated
View file

@ -5,11 +5,11 @@
"nixpkgs": "nixpkgs_2"
},
"locked": {
"lastModified": 1773478949,
"narHash": "sha256-8rMpSs2OWGaDlDFO5FS6Pf9WutHBXxM2omPr6hfKydI=",
"lastModified": 1779030999,
"narHash": "sha256-PLR0pNxIN3JPs/rSVnXTIPXzkPLaGAdt/wjPq7+k1PE=",
"owner": "feel-co",
"repo": "ndg",
"rev": "c3bc1541668e6f6632a7005c7e4963c0a5dedc7b",
"rev": "b363612b524436520c85100192ec2bdab9a675c0",
"type": "github"
},
"original": {
@ -35,11 +35,11 @@
},
"nixpkgs": {
"locked": {
"lastModified": 1774078191,
"narHash": "sha256-nyxxxW1/2ouu9dU0I02ul5pHrmUrE1JVFhfFlmYe3Lw=",
"lastModified": 1778869304,
"narHash": "sha256-30sZNZoA1cqF5JNO9fVX+wgiQYjB7HJqqJ4ztCDeBZE=",
"owner": "nixos",
"repo": "nixpkgs",
"rev": "09061f748ee21f68a089cd5d91ec1859cd93d0be",
"rev": "d233902339c02a9c334e7e593de68855ad26c4cb",
"type": "github"
},
"original": {
@ -51,11 +51,11 @@
},
"nixpkgs_2": {
"locked": {
"lastModified": 1773282481,
"narHash": "sha256-oFe06TmOy8UUT1f7xMHqDpSYq2Fy1mkIsXZUvdnyfeY=",
"rev": "fe416aaedd397cacb33a610b33d60ff2b431b127",
"lastModified": 1775036866,
"narHash": "sha256-ByAX1LkhCwZ94+KnFAmnJSMAvui7kgCxjHgUHsWAbfI=",
"rev": "6201e203d09599479a3b3450ed24fa81537ebc4e",
"type": "tarball",
"url": "https://releases.nixos.org/nixos/unstable/nixos-26.05pre962285.fe416aaedd39/nixexprs.tar.xz?lastModified=1773282481&rev=fe416aaedd397cacb33a610b33d60ff2b431b127"
"url": "https://releases.nixos.org/nixos/unstable/nixos-26.05pre972949.6201e203d095/nixexprs.tar.xz?lastModified=1775036866&rev=6201e203d09599479a3b3450ed24fa81537ebc4e"
},
"original": {
"type": "tarball",
@ -64,11 +64,11 @@
},
"nixpkgs_3": {
"locked": {
"lastModified": 1774078191,
"narHash": "sha256-nyxxxW1/2ouu9dU0I02ul5pHrmUrE1JVFhfFlmYe3Lw=",
"lastModified": 1778869304,
"narHash": "sha256-30sZNZoA1cqF5JNO9fVX+wgiQYjB7HJqqJ4ztCDeBZE=",
"owner": "nixos",
"repo": "nixpkgs",
"rev": "09061f748ee21f68a089cd5d91ec1859cd93d0be",
"rev": "d233902339c02a9c334e7e593de68855ad26c4cb",
"type": "github"
},
"original": {

View file

@ -10,67 +10,26 @@
with inputs;
let
version = builtins.toString self.lastModified;
collectPkgs = builtins.attrValues;
forEachSystem =
function:
nixpkgs.lib.genAttrs (import nix-systems) (
system: function nixpkgs.legacyPackages.${system} system
);
deps = forEachSystem (
pkgs: _: {
build = collectPkgs {
inherit (pkgs.ocamlPackages)
dune_3
ocaml
yojson
ssl
;
inherit (pkgs.openssl) dev;
};
dev = collectPkgs {
inherit (pkgs.ocamlPackages)
utop
ocaml-lsp
ocamlformat
ocamlformat-rpc-lib
;
};
}
);
in
{
devShells = forEachSystem (
pkgs: sys: {
pkgs: _: {
default = pkgs.mkShell {
packages = pkgs.lib.mapAttrsToList (_: v: v) deps.${sys};
shellHook =
let
justFile = ''
default:
@just --list
@build:
nix build .#debug --offline
@release:
nix build --offline
@test:
printf "\\n\\n\\t************ running nix+dune tests ************\\n\\n\\n"
nix flake check --offline
'';
in
''
printf '${justFile}' > justfile
'';
packages = [
pkgs.nushell
];
};
}
);
packages = forEachSystem (
pkgs: sys: {
pkgs: _: {
default = pkgs.callPackage ./nix/default.nix {
buildInputs = deps.${sys}.build;
inherit version;
};
docs = pkgs.callPackage unf.lib.pak-chooie {
@ -88,11 +47,18 @@
{
pkgs,
lib,
config,
...
}:
let
cfg = config.programs.meat;
in
{
imports = [ ./nix/module.nix ];
programs.meat.package = self.packages.${pkgs.stdenv.hostPlatform.system}.default;
programs.meat.package = self.packages.${pkgs.stdenv.hostPlatform.system}.default.override {
differ = cfg.differ;
monitor = cfg.monitor;
};
};
};

View file

View file

@ -1,9 +0,0 @@
let run () =
print_string Common.header;
Common.meat_print "PREPARING DELICIOUS MEATS..";
let build_target =
Unix.getenv "MEATS" ^ "#nixosConfigurations." ^ Unix.gethostname ()
^ ".config.system.build.toplevel"
in
Common.do_cmd @@ "nix build --no-link" ^ build_target |> ignore;
print_string Common.footer

View file

@ -1,17 +0,0 @@
let run () =
print_string Common.header;
Common.meat_print "HUNTING FRESH MEATS..";
let argv_len = Array.length Sys.argv in
let root = Sys.getenv "MEATS" in
if argv_len >= 3 then
let open Array in
let flakes = sub Sys.argv 2 (argv_len - 2) in
flakes
|> iter (fun f ->
if Common.all_low f = "meat" then Common.meat_print "PROCESSING REAL MEAT.."
else Common.meat_print ("PROCESSING FRESH MEAT " ^ Common.all_caps f ^ "..");
Common.do_cmd ~args:false @@ "nix flake update " ^ f ^ " --flake " ^ root
|> ignore)
else Common.do_cmd @@ "nix flake update --flake " ^ root |> ignore;
print_string Common.footer;
print_newline ()

View file

@ -1,5 +0,0 @@
let run () =
print_string Common.header;
Common.meat_print "CLEANING MEAT STORES..";
Common.do_cmd "nh clean all" |> ignore;
print_string Common.footer

View file

@ -1 +0,0 @@
let run () = print_string (Common.header ^ Common.help_text ^ Common.footer ^ "\n")

View file

@ -1,61 +0,0 @@
let es_host = "nixos-search-7-1733963800.us-east-1.bonsaisearch.net"
let es_query term =
Printf.sprintf
{|{"from":0,"size":20,"sort":[{"_score":"desc","package_attr_name":"desc","package_pversion":"desc"}],"collapse":{"field":"package_attr_name"},"query":{"bool":{"must":[{"term":{"type":"package"}},{"multi_match":{"type":"cross_fields","query":"%s","fields":["package_attr_name^9","package_pname^6","package_description^1.3","package_longDescription^1"]}}]}}}|}
term
let truncate n s = if String.length s > n then String.sub s 0 n ^ ".." else s
let run () =
print_string Common.header;
let argv_len = Array.length Sys.argv in
if argv_len < 3 then (
Common.meat_print "WHAT MEAT ARE YOU HUNTING?";
print_string Common.footer)
else
let query =
Array.sub Sys.argv 2 (argv_len - 2)
|> Array.to_list |> String.concat " "
in
Common.meat_print ("HUNTING FOR " ^ Common.all_caps query ^ "..");
let body = es_query query in
let path = "/nixos-*-unstable-*/_search" in
(try
let resp = Http.https_post ~host:es_host ~path ~body in
let json = Json.parse_json resp in
let hits =
match Option.bind (Json.jfield "hits" json) (fun h -> Json.jfield "hits" h) with
| Some (`List items) -> items
| _ -> []
in
if hits = [] then
Common.meat_print "NO MEATS FOUND!"
else
List.iter
(fun hit ->
let src =
match Json.jfield "_source" hit with Some s -> s | None -> `Null
in
let name =
match Option.bind (Json.jfield "package_attr_name" src) Json.jstring with
| Some s -> s
| None -> "?"
in
let version =
match Option.bind (Json.jfield "package_pversion" src) Json.jstring with
| Some s -> s
| None -> ""
in
let desc =
match Option.bind (Json.jfield "package_description" src) Json.jstring with
| Some s -> truncate 60 s
| None -> ""
in
let ver_str = if version <> "" then " (" ^ version ^ ")" else "" in
Printf.printf " \tnixpkgs#%s%s\n" name ver_str;
if desc <> "" then Printf.printf " \t %s\n" desc)
hits
with e ->
Common.meat_print ("HUNT FAILED: " ^ Printexc.to_string e));
print_string Common.footer

View file

@ -1,114 +0,0 @@
let run () =
print_string Common.header;
Common.meat_print "LOOKING FOR FRESHER MEATS..";
let lockfile = Http.read_file (Unix.getenv "MEATS" ^ "/flake.lock") in
let json = Json.parse_json lockfile in
let nodes =
match Json.jfield "nodes" json with Some n -> n | None -> failwith "no nodes"
in
let root_node =
match Json.jfield "root" nodes with Some n -> n | None -> failwith "no root"
in
let root_inputs =
match Json.jfield "inputs" root_node with
| Some n -> n
| None -> failwith "no root inputs"
in
let input_pairs =
match Json.jassoc root_inputs with
| Some p -> p
| None -> failwith "root inputs not object"
in
let any_stale = ref false in
List.iter
(fun (name, node_ref) ->
let node_name =
match Json.jstring node_ref with Some s -> s | None -> name
in
let node =
match Json.jfield node_name nodes with
| Some n -> n
| None -> failwith ("no node: " ^ node_name)
in
let locked =
match Json.jfield "locked" node with
| Some n -> n
| None -> failwith "no locked"
in
let original =
match Json.jfield "original" node with
| Some n -> n
| None -> failwith "no original"
in
let locked_rev =
match Option.bind (Json.jfield "rev" locked) Json.jstring with
| Some s -> s
| None -> failwith "no rev"
in
let locked_type =
match Option.bind (Json.jfield "type" locked) Json.jstring with
| Some s -> s
| None -> failwith "no type"
in
let original_ref = Option.bind (Json.jfield "ref" original) Json.jstring in
let host, path =
match locked_type with
| "github" ->
let owner =
match Option.bind (Json.jfield "owner" locked) Json.jstring with
| Some s -> s
| None -> failwith "no owner"
in
let repo =
match Option.bind (Json.jfield "repo" locked) Json.jstring with
| Some s -> s
| None -> failwith "no repo"
in
( "github.com",
"/" ^ owner ^ "/" ^ repo
^ ".git/info/refs?service=git-upload-pack" )
| "git" ->
let url =
match Option.bind (Json.jfield "url" original) Json.jstring with
| Some s -> s
| None -> failwith "no url"
in
let prefix = "https://" in
let plen = String.length prefix in
if String.length url > plen && String.sub url 0 plen = prefix then
let after =
String.sub url plen (String.length url - plen)
in
let slash =
match String.index_opt after '/' with
| Some i -> i
| None -> failwith "no path in url"
in
let h = String.sub after 0 slash in
let p =
String.sub after slash (String.length after - slash)
in
(h, p ^ "/info/refs?service=git-upload-pack")
else failwith ("unsupported url: " ^ url)
| t -> failwith ("unsupported type: " ^ t)
in
try
let body = Http.https_get ~host ~path in
let refs = Http.parse_pktline body in
let target_ref =
match original_ref with
| Some r -> "refs/heads/" ^ r
| None -> "HEAD"
in
let latest_rev =
match List.assoc_opt target_ref refs with
| Some rev -> rev
| None -> failwith ("ref not found: " ^ target_ref)
in
if latest_rev <> locked_rev then (
any_stale := true;
Common.meat_print (Common.all_caps name ^ " HAS FRESHER MEAT!"))
with _ -> Common.meat_print ("COULD NOT REACH " ^ Common.all_caps name ^ ".."))
input_pairs;
if not !any_stale then Common.meat_print "ALL MEATS ARE FRESH!";
print_string Common.footer

View file

@ -1,9 +0,0 @@
let run () =
print_string Common.header;
Common.meat_print "PREPARING SUSPICIOUS MEATS..";
let build_target =
Unix.getenv "MEATS" ^ "#nixosConfigurations." ^ Unix.gethostname ()
^ ".config.system.build.toplevel"
in
Common.do_cmd @@ "nix build --no-link " ^ build_target ^ " --show-trace" |> ignore;
print_string Common.footer

View file

@ -1,39 +0,0 @@
let run () =
print_string Common.header;
Common.meat_print "PREPARING RITUAL GROUND..";
let ( >>= ) = Result.bind in
let ( >|= ) = Fun.flip Result.map in
let tmpdir = Filename.temp_dir "meat-chew" "" in
let meats = Unix.getenv "MEATS" in
let hostname = Unix.gethostname () in
let nix_conf_target =
meats ^ "/entry.nix -A nixosConfigurations." ^ hostname
^ {|'.config.environment.etc."nix/nix.conf"'|}
in
let build_target =
meats ^ "/entry.nix -A nixosConfigurations." ^ hostname
^ ".config.system.build.toplevel"
in
( Common.do_cmd ~args:false
@@ "nix-build --log-format internal-json -v --out-link " ^ tmpdir
^ "/nix.conf " ^ nix_conf_target ^ " |& nom --json"
>>= fun () ->
Common.meat_print "CONSUMING MEATS..";
Common.do_cmd ~args:false
@@ "NIX_USER_CONF_FILES=" ^ tmpdir
^ "/nix.conf nix-build --log-format internal-json -v --out-link " ^ tmpdir
^ "/build " ^ build_target ^ " |& nom --json"
>>= fun () ->
Common.do_cmd ~args:false @@ "dix /nix/var/nix/profiles/system " ^ tmpdir
^ "/build"
>>= fun () ->
Common.do_cmd ~args:false
@@ "sudo sh -c 'nix-env --set -p /nix/var/nix/profiles/system " ^ tmpdir
^ "/build && " ^ tmpdir ^ "/build/bin/switch-to-configuration switch'"
>|= fun () ->
Unix.unlink @@ tmpdir ^ "/nix-conf";
Unix.unlink @@ tmpdir ^ "/build" )
|> ( function
| Error _ -> print_string "FAILED TO CONSUME MEATS."
| _ -> () );
print_string Common.footer

View file

@ -1,8 +0,0 @@
let run () =
print_string Common.header;
Common.meat_print "TRADING FOREIGN MEATS..";
Common.do_remote () |> function
| Error _ -> print_string "FAILED TO TRADE MEATS."
| _ ->
();
print_string Common.footer

View file

@ -1,7 +0,0 @@
let run () =
print_string Common.header;
Common.meat_print "CONSUMING DELICIOUS MEATS..";
( Common.do_build () |> function
| Error _ -> print_string "FAILED TO CONSUME MEATS."
| _ -> () );
print_string Common.footer

View file

@ -1,61 +0,0 @@
let header = "\n ----- MEAT ----------------------------------------\n"
let footer = "\n ---------------------------------------------------\n"
let help_text =
{|
YUM - CONSUME DELICIOUS MEATS
COOK - ONLY PREPARE MEATS
POKE - TASTE SUSPICIOUS MEATS
GUT - CLEAN MEAT STORES
FRESH - HUNT FRESH MEATS
LOOK - LOOK FOR FRESHER MEATS
HUNT - HUNT FOR MEATS IN NIXPKGS
RITUAL - PERFORM RITUAL THEN CONSUME
TRADE - SEND MEATS FAR AWAY
..-A - ..ALL MEATS|}
open Sys
let pass_args () =
let len = Array.length argv and sconcat acc el = acc ^ " " ^ el in
match len with
| 3 -> argv.(2)
| n when n > 3 ->
print_int (n - 1);
Array.fold_left sconcat " " (Array.sub argv 2 (n - 2))
| _ -> ""
let do_cmd ?(args = true) cmd =
match command (if args then cmd ^ " " ^ pass_args () else cmd) with
| 0 -> Ok ()
| e -> Error e
let meat_print text = print_endline ("\n \t" ^ text ^ "\n")
let do_build () =
let ( >>= ) = Result.bind in
let ( >|= ) = Fun.flip Result.map in
let tmpdir = Filename.temp_dir "meat-build" "" in
let build_target =
Unix.getenv "MEATS" ^ "/entry.nix -A nixosConfigurations."
^ Unix.gethostname () ^ ".config.system.build.toplevel"
in
do_cmd @@ "nix-build --log-format internal-json -v --out-link " ^ tmpdir
^ "/build " ^ build_target ^ " |& nom --json"
>>= fun () ->
do_cmd @@ "dix /nix/var/nix/profiles/system " ^ tmpdir ^ "/build"
>>= fun () ->
do_cmd @@ "sudo sh -c 'nix-env --set -p /nix/var/nix/profiles/system " ^ tmpdir
^ "/build && " ^ tmpdir ^ "/build/bin/switch-to-configuration switch'"
>|= fun () -> Unix.unlink @@ tmpdir ^ "/build"
let do_remote () =
meat_print "tbd";
Ok ()
let all_flag () =
if Array.length argv >= 3 then
match Array.get argv 2 with "-a" | "--all" -> true | _ -> false
else false
let all_caps s = s |> String.map (fun c -> Char.uppercase_ascii c)
let all_low s = s |> String.map (fun c -> Char.lowercase_ascii c)

View file

@ -1,4 +0,0 @@
(include_subdirs qualified)
(library
(name meat)
(libraries unix ssl yojson))

View file

@ -1,232 +0,0 @@
let read_file path =
let ic = open_in path in
let n = in_channel_length ic in
let s = really_input_string ic n in
close_in ic;
s
let contains_sub haystack needle =
let hl = String.length haystack and nl = String.length needle in
if nl > hl then false
else
let rec check i =
if i + nl > hl then false
else if String.sub haystack i nl = needle then true
else check (i + 1)
in
check 0
let decode_chunked body =
let len = String.length body in
let buf = Buffer.create (len / 2) in
let i = ref 0 in
(try
while !i < len do
let line_end =
let rec find j =
if j >= len then raise Exit else if body.[j] = '\r' then j
else find (j + 1)
in
find !i
in
let size_str = String.sub body !i (line_end - !i) in
let size_str =
match String.index_opt size_str ';' with
| Some idx -> String.sub size_str 0 idx
| None -> size_str
in
let size = int_of_string ("0x" ^ String.trim size_str) in
if size = 0 then raise Exit;
i := line_end + 2;
if !i + size <= len then
Buffer.add_string buf (String.sub body !i size);
i := !i + size + 2
done
with Exit -> ());
Buffer.contents buf
let b64_encode src =
let tbl = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/" in
let len = String.length src in
let buf = Buffer.create (len * 4 / 3 + 4) in
let i = ref 0 in
while !i + 2 < len do
let a = Char.code src.[!i] and b = Char.code src.[!i+1] and c = Char.code src.[!i+2] in
Buffer.add_char buf tbl.[(a lsr 2) land 0x3f];
Buffer.add_char buf tbl.[((a lsl 4) lor (b lsr 4)) land 0x3f];
Buffer.add_char buf tbl.[((b lsl 2) lor (c lsr 6)) land 0x3f];
Buffer.add_char buf tbl.[c land 0x3f];
i := !i + 3
done;
(match len - !i with
| 2 ->
let a = Char.code src.[!i] and b = Char.code src.[!i+1] in
Buffer.add_char buf tbl.[(a lsr 2) land 0x3f];
Buffer.add_char buf tbl.[((a lsl 4) lor (b lsr 4)) land 0x3f];
Buffer.add_char buf tbl.[(b lsl 2) land 0x3f];
Buffer.add_char buf '='
| 1 ->
let a = Char.code src.[!i] in
Buffer.add_char buf tbl.[(a lsr 2) land 0x3f];
Buffer.add_char buf tbl.[(a lsl 4) land 0x3f];
Buffer.add_string buf "=="
| _ -> ());
Buffer.contents buf
let ssl_inited = ref false
let https_request ~meth ~host ~path ?(headers=[]) ?(body="") () =
if not !ssl_inited then (
Ssl.init ();
ssl_inited := true);
let he = Unix.gethostbyname host in
let addr = he.h_addr_list.(0) in
let sockaddr = Unix.ADDR_INET (addr, 443) in
let ctx = Ssl.create_context Ssl.TLSv1_2 Ssl.Client_context in
let sock = Unix.socket Unix.PF_INET Unix.SOCK_STREAM 0 in
Unix.connect sock sockaddr;
let ssl = Ssl.embed_socket sock ctx in
Ssl.set_client_SNI_hostname ssl host;
Ssl.connect ssl;
let extra_headers =
List.fold_left (fun acc (k, v) -> acc ^ k ^ ": " ^ v ^ "\r\n") "" headers
in
let content_len = if body <> "" then
Printf.sprintf "Content-Length: %d\r\n" (String.length body)
else "" in
let req =
Printf.sprintf "%s %s HTTP/1.1\r\nHost: %s\r\nUser-Agent: meat/1.0\r\nConnection: close\r\n%s%s\r\n%s"
meth path host extra_headers content_len body
in
ignore (Ssl.write ssl (Bytes.of_string req) 0 (String.length req));
let buf = Buffer.create 8192 in
let chunk = Bytes.create 4096 in
(try
while true do
let n = Ssl.read ssl chunk 0 4096 in
if n = 0 then raise Exit;
Buffer.add_subbytes buf chunk 0 n
done
with _ -> ());
(try Ssl.shutdown_connection ssl with _ -> ());
Unix.close sock;
let response = Buffer.contents buf in
let rlen = String.length response in
let header_end =
let rec find pos =
if pos + 3 >= rlen then rlen
else if
response.[pos] = '\r'
&& response.[pos + 1] = '\n'
&& response.[pos + 2] = '\r'
&& response.[pos + 3] = '\n'
then pos
else find (pos + 1)
in
find 0
in
let resp_headers = String.sub response 0 header_end in
let body_start = min (header_end + 4) rlen in
let resp_body = String.sub response body_start (rlen - body_start) in
if
contains_sub
(String.lowercase_ascii resp_headers)
"transfer-encoding: chunked"
then decode_chunked resp_body
else resp_body
let https_get ~host ~path =
https_request ~meth:"GET" ~host ~path
~headers:[("User-Agent", "git/2.0")] ()
let https_post ~host ~path ~body =
https_request ~meth:"POST" ~host ~path
~headers:[
("Content-Type", "application/json");
("Accept", "application/json");
("Authorization", "Basic " ^ b64_encode "aWVSALXpZv:X8gPHnzL52wFEekuxsfQ9cSh");
] ~body ()
let parse_pktline body =
let len = String.length body in
let i = ref 0 in
let refs = ref [] in
let hex_val c =
match c with
| '0' .. '9' -> Char.code c - Char.code '0'
| 'a' .. 'f' -> Char.code c - Char.code 'a' + 10
| 'A' .. 'F' -> Char.code c - Char.code 'A' + 10
| _ -> 0
in
let read_pkt_len () =
if !i + 4 > len then 0
else
let a = hex_val body.[!i]
and b = hex_val body.[!i + 1]
and c = hex_val body.[!i + 2]
and d = hex_val body.[!i + 3] in
i := !i + 4;
(a * 4096) + (b * 256) + (c * 16) + d
in
let plen = read_pkt_len () in
if plen > 4 then i := !i + (plen - 4);
ignore (read_pkt_len ());
let continue = ref true in
while !continue do
let plen = read_pkt_len () in
if plen = 0 then continue := false
else
let payload_len = plen - 4 in
if !i + payload_len <= len && payload_len >= 41 then (
let payload = String.sub body !i payload_len in
i := !i + payload_len;
let sha = String.sub payload 0 40 in
let rest = String.sub payload 41 (String.length payload - 41) in
let refname =
let s =
match String.index_opt rest '\000' with
| Some idx -> String.sub rest 0 idx
| None -> rest
in
match String.index_opt s '\n' with
| Some idx -> String.sub s 0 idx
| None -> s
in
refs := (refname, sha) :: !refs)
else i := !i + max 0 payload_len
done;
List.rev !refs
let derelativise base = List.map (fun a -> base ^ "/" ^ a)
let filter_dirs fullpath dirs =
dirs |> derelativise fullpath
|> List.filter (fun d -> (Unix.stat d).st_kind = Unix.S_DIR)
let readdir d = try Sys.readdir d with Sys_error _ -> [||]
let walk entry =
let open List in
let rec loop dir : string list =
let contents = readdir dir |> Array.to_list in
let is_flake = mem "flake.nix" contents in
if dir = entry then
let subdirs = contents |> filter_dirs dir in
flatten (map loop subdirs)
else if is_flake then
let subdirs = contents |> filter_dirs dir in
let children = flatten (map loop subdirs) in
[ dir ] @ children
else []
in
loop entry
let countdepth s =
s |> String.fold_left (fun acc el -> acc + if el = '/' then 1 else 0) 0
let compdepth a b =
let ad = countdepth a and bd = countdepth b in
let dif = ad - bd in
match dif with 0 -> 0 | _ -> dif / abs dif
let fmt_dir d = String.split_on_char '/' d |> List.rev |> List.hd |> Common.all_caps

View file

@ -1,8 +0,0 @@
let parse_json src = Yojson.Basic.from_string src
let jfield key = function
| `Assoc pairs -> List.assoc_opt key pairs
| _ -> None
let jstring = function `String s -> Some s | _ -> None
let jassoc = function `Assoc pairs -> Some pairs | _ -> None

View file

@ -1,11 +0,0 @@
let yum = Commands.Yum.run
let cook = Commands.Cook.run
let poke = Commands.Poke.run
let gut = Commands.Gut.run
let trade = Commands.Trade.run
let look = Commands.Look.run
let fresh = Commands.Fresh.run
let hunt = Commands.Hunt.run
let ritual = Commands.Ritual.run
let help = Commands.Help.run
let meat_print = Common.meat_print

372
meat.nu Normal file
View file

@ -0,0 +1,372 @@
#!/usr/bin/env nu
const HEADER = "
----- MEAT ----------------------------------------
"
const FOOTER = "
---------------------------------------------------
"
const HELP_TEXT = "
YUM - CONSUME DELICIOUS MEATS
COOK - ONLY PREPARE MEATS
POKE - TASTE SUSPICIOUS MEATS
GUT - CLEAN MEAT STORES
FRESH - HUNT FRESH MEATS
LOOK - LOOK FOR FRESHER MEATS
HUNT - HUNT FOR MEATS IN NIXPKGS
RITUAL - PERFORM RITUAL THEN CONSUME
TRADE - SEND MEATS FAR AWAY
..-A - ..ALL MEATS"
def meat-print [text: string] {
print $"\n \t($text)\n"
}
def with-frame [body: closure] {
print -n $HEADER
do $body
print -n $FOOTER
}
def hn []: nothing -> string {
^hostname | str trim
}
def system-attr []: nothing -> string {
$"nixosConfigurations.(hn).config.system.build.toplevel"
}
def nix-conf-attr []: nothing -> string {
$"nixosConfigurations.(hn).config.environment.etc.\"nix/nix.conf\""
}
def nix-build-nom [out: string, source: string, attr: string, extras: list<string> = []] {
if ($env.MONITOR? | is-empty) {
^nix-build --out-link $out $source -A $attr ...$extras
} else {
^nix-build --log-format internal-json --out-link $out $source -A $attr ...$extras out+err>| ^$env.MONITOR --json
}
}
def differ-step [build: string] {
if ($env.DIFFER? | is-empty) {
meat-print " (no DIFFER set; skipping diff)"
} else {
^$env.DIFFER /nix/var/nix/profiles/system $build
}
}
def activate [build_path: string] {
^sudo $nu.current-exe -c $"nix-env --set -p /nix/var/nix/profiles/system ($build_path); ($build_path)/bin/switch-to-configuration switch"
}
def do-build [extras: list<string> = []] {
let tmpdir = ^mktemp -d -t "meat-build.XXXXXX" | str trim
let build = $"($tmpdir)/build"
nix-build-nom $build $"($env.MEATS)/entry.nix" (system-attr) $extras
differ-step $build
activate $build
try { rm $build }
}
def cmd-help [] {
print -n $"($HEADER)($HELP_TEXT)($FOOTER)\n"
}
def cmd-yum [...args: string] {
with-frame {
meat-print "CONSUMING DELICIOUS MEATS.."
try { do-build $args } catch { print "FAILED TO CONSUME MEATS." }
}
}
def cmd-cook [...args: string] {
with-frame {
meat-print "PREPARING DELICIOUS MEATS.."
try { ^nix-build --no-out-link $"($env.MEATS)/entry.nix" -A (system-attr) ...$args }
}
}
def cmd-poke [...args: string] {
with-frame {
meat-print "PREPARING SUSPICIOUS MEATS.."
try { ^nix-build --no-out-link --show-trace $"($env.MEATS)/entry.nix" -A (system-attr) ...$args }
}
}
def cmd-gut [...args: string] {
with-frame {
meat-print "CLEANING MEAT STORES.."
try { ^nh clean all ...$args }
}
}
def cmd-trade [] {
with-frame {
meat-print "TRADING FOREIGN MEATS.."
meat-print "tbd"
}
}
def pins-path [] { $"($env.MEATS)/pins/pins.toml" }
def lock-path [] { $"($env.MEATS)/pins/pins.lock.json" }
def load-pins [] {
let p = pins-path
if not ($p | path exists) { error make { msg: $"no pins file at ($p)" } }
open --raw $p | from toml
}
def load-lock [] {
let p = lock-path
if ($p | path exists) { open --raw $p | from json } else { {} }
}
# Sort keys alphabetically and write atomically.
def write-lock [lock: record] {
let p = lock-path
let sorted = $lock | columns | sort | reduce -f {} { |k, acc| $acc | insert $k ($lock | get $k) }
let tmp = $"($p).tmp"
$sorted | to json --indent 2 | save -f $tmp
^mv $tmp $p
}
# scheme:rest → expansion via {path} template, or pass-through.
def expand-shorturl [url: string, shorturls: record] {
let parts = $url | split row ":" -n 2
if (($parts | length) < 2) { return $url }
let scheme = $parts | get 0
if not ($scheme in ($shorturls | columns)) { return $url }
($shorturls | get $scheme) | str replace --regex '\{path\}' ($parts | get 1)
}
# Decompose to {git_url, ref?} for cheap ls-remote queries (used by `look`).
def parse-git-target [url: string] {
if ($url | str starts-with "github:") {
let body = $url | str substring 7..
let path_query = $body | split row "?" -n 2
let segs = ($path_query | get 0) | split row "/"
let owner = $segs | get 0
let repo = $segs | get 1
let ref = if (($segs | length) > 2) { $segs | skip 2 | str join "/" } else { null }
return { git_url: $"https://github.com/($owner)/($repo).git", ref: $ref }
}
if ($url | str starts-with "git+") {
let stripped = $url | str substring 4..
let parts = $stripped | split row "?" -n 2
let base = $parts | get 0
let ref = if (($parts | length) > 1) {
($parts | get 1) | split row "&" | each { |kv|
let kvp = $kv | split row "=" -n 2
{ k: ($kvp | get 0), v: ($kvp | get 1?) }
} | where k == "ref" | get -o 0 | get -o v
} else { null }
return { git_url: $base, ref: $ref }
}
error make { msg: $"unsupported url scheme for ls-remote: ($url)" }
}
# Cheap "is upstream ahead?" check via git ls-remote. Returns the rev string.
def ls-remote-head [url: string] {
let tgt = parse-git-target $url
let target_ref = if ($tgt.ref? | is-not-empty) { $"refs/heads/($tgt.ref)" } else { "HEAD" }
let r = ^git ls-remote $tgt.git_url $target_ref | complete
if $r.exit_code != 0 { error make { msg: $"ls-remote failed: ($r.stderr)" } }
let first = $r.stdout | str trim | lines | get -o 0
if ($first | is-empty) { error make { msg: "no refs returned" } }
$first | split row "\t" | get 0
}
# Real prefetch — caches in /nix/store and returns the full locked attrset.
# Output JSON: { hash: SRI, locked: {...}, original: {...}, storePath: PATH }
# --refresh bypasses the ref→rev cache (otherwise stale within tarball-ttl).
def prefetch-pin [url: string] {
let r = ^nix flake prefetch --refresh --json $url | complete
if $r.exit_code != 0 { error make { msg: $"prefetch failed for ($url): ($r.stderr)" } }
let j = $r.stdout | from json
$j.locked | insert narHash $j.hash
}
def cmd-fresh [...names: string] {
with-frame {
meat-print "HUNTING FRESH MEATS.."
let pins = load-pins
let shorturls = $pins.shorturls? | default {}
let inputs = $pins.inputs
mut lock = load-lock
let targets = if ($names | is-empty) { $inputs | columns } else { $names }
for name in $targets {
if not ($name in ($inputs | columns)) {
meat-print $"NO MEAT CALLED ($name | str upcase).."
continue
}
meat-print $"PROCESSING ($name | str upcase).."
try {
let pin = $inputs | get $name
let expanded = expand-shorturl $pin.url $shorturls
let entry = prefetch-pin $expanded
let old_rev = ($lock | get -o $name) | default {} | get -o rev
let new_rev = $entry.rev
if $old_rev == $new_rev {
meat-print $" ($name | str upcase) STILL FRESH"
continue
}
$lock = $lock | upsert $name $entry
write-lock $lock
let from = if ($old_rev | is-empty) { "NEW" } else { $old_rev | str substring 0..8 }
meat-print $" ($name | str upcase): ($from) -> ($new_rev | str substring 0..8)"
} catch { |e|
meat-print $" NO FIND ($name | str upcase): ($e.msg)"
}
}
}
print ""
}
def cmd-look [] {
with-frame {
meat-print "LOOK FOR NEW MEATS.."
let pins = load-pins
let shorturls = $pins.shorturls? | default {}
let inputs = $pins.inputs
let lock = load-lock
let stale = $inputs | transpose name pin | each { |row|
try {
let expanded = expand-shorturl $row.pin.url $shorturls
let new_rev = ls-remote-head $expanded
let old_rev = ($lock | get -o $row.name) | default {} | get -o rev
if $old_rev != $new_rev {
let from = if ($old_rev | is-empty) { "NEW" } else { $old_rev | str substring 0..8 }
meat-print $" ($row.name | str upcase): ($from) -> ($new_rev | str substring 0..8)"
$row.name
} else { null }
} catch {
meat-print $" NO FIND ($row.name | str upcase).."
null
}
} | compact
if ($stale | is-empty) {
meat-print "NO MEAT FRESHER"
}
}
}
def truncate-desc [s: string, n: int]: nothing -> string {
if (($s | str length) > $n) {
($s | str substring 0..$n) + ".."
} else {
$s
}
}
def cmd-hunt [...query: string] {
with-frame {
if ($query | is-empty) {
meat-print "WHAT MEAT YOU SEEK?"
return
}
let q = $query | str join " "
meat-print $"HUNTING FOR ($q | str upcase).."
let body = {
from: 0,
size: 20,
sort: [{ _score: "desc", package_attr_name: "desc", package_pversion: "desc" }],
collapse: { field: "package_attr_name" },
query: {
bool: {
must: [
{ term: { type: "package" } },
{ multi_match: {
type: "cross_fields",
query: $q,
fields: ["package_attr_name^9", "package_pname^6", "package_description^1.3", "package_longDescription^1"]
} }
]
}
}
}
try {
let resp = (
http post
--user "aWVSALXpZv"
--password "X8gPHnzL52wFEekuxsfQ9cSh"
--content-type "application/json"
"https://nixos-search-7-1733963800.us-east-1.bonsaisearch.net/nixos-*-unstable-*/_search"
$body
)
let hits = $resp.hits?.hits? | default []
if ($hits | is-empty) {
meat-print "NO MEATS FOUND!"
} else {
for hit in $hits {
let src = $hit._source
let name = $src.package_attr_name? | default "?"
let ver = $src.package_pversion? | default ""
let desc = $src.package_description? | default ""
let ver_str = if ($ver | is-empty) { "" } else { $" \(($ver)\)" }
print $" \tnixpkgs#($name)($ver_str)"
if not ($desc | is-empty) {
print $" \t (truncate-desc $desc 60)"
}
}
}
} catch { |e|
meat-print $"HUNT FAILED: ($e.msg)"
}
}
}
def cmd-ritual [] {
with-frame {
meat-print "PREPARING RITUAL GROUND.."
let tmpdir = ^mktemp -d -t "meat-chew.XXXXXX" | str trim
let meats = $env.MEATS
let nix_conf = $"($tmpdir)/nix.conf"
let build = $"($tmpdir)/build"
try {
nix-build-nom $nix_conf $"($meats)/entry.nix" (nix-conf-attr)
meat-print "CONSUMING MEATS.."
with-env { NIX_USER_CONF_FILES: $nix_conf } {
nix-build-nom $build $"($meats)/entry.nix" (system-attr)
}
^$env.DIFFER /nix/var/nix/profiles/system $build
activate $build
try { rm $nix_conf }
try { rm $build }
} catch {
print "FAILED TO CONSUME MEATS."
}
}
}
def cmd-shelter [new_closure: string] {
activate $new_closure
}
def main [...args: string] {
if ($env.MEATS? | is-empty) {
meat-print "NO PATH TO RUNESTONE FOUND!"
cmd-help
return
}
let sub = $args | get 0? | default "" | str downcase
let rest = $args | skip 1
match $sub {
"yum" => { cmd-yum ...$rest }
"cook" => { cmd-cook ...$rest }
"poke" => { cmd-poke ...$rest }
"gut" => { cmd-gut ...$rest }
"trade" => { cmd-trade }
"look" => { cmd-look }
"fresh" => { cmd-fresh ...$rest }
"hunt" => { cmd-hunt ...$rest }
"ritual" => { cmd-ritual }
"shelter" => { cmd-shelter $rest }
_ => { cmd-help }
}
}

View file

@ -1,31 +0,0 @@
# This file is generated by dune, edit dune-project instead
opam-version: "2.0"
synopsis: "A short synopsis"
description: "A longer description"
maintainer: ["Maintainer Name <maintainer@example.com>"]
authors: ["Author Name <author@example.com>"]
license: "LICENSE"
tags: ["add topics" "to describe" "your" "project"]
homepage: "https://github.com/username/reponame"
doc: "https://url/to/documentation"
bug-reports: "https://github.com/username/reponame/issues"
depends: [
"ocaml"
"dune" {>= "3.16"}
"odoc" {with-doc}
]
build: [
["dune" "subst"] {dev}
[
"dune"
"build"
"-p"
name
"-j"
jobs
"@install"
"@runtest" {with-test}
"@doc" {with-doc}
]
]
dev-repo: "git+https://github.com/username/reponame.git"

View file

@ -1,17 +1,32 @@
{
ocamlPackages,
buildInputs,
git,
pkgs,
lib,
stdenvNoCC,
nushell,
makeBinaryWrapper,
version,
differ ? pkgs.dix,
monitor ? pkgs.nix-output-monitor,
...
}:
ocamlPackages.buildDunePackage {
stdenvNoCC.mkDerivation {
pname = "meat";
version = "0.1-delicious-${version}";
minimalOCamlVersion = "5.2";
version = "0.2-succulent-${version}";
src = ./..;
nativeBuildInputs = [ git ];
buildInputs = buildInputs;
nativeBuildInputs = [ makeBinaryWrapper ];
dontBuild = true;
installPhase = ''
runHook preInstall
install -Dm644 meat.nu $out/share/meat/meat.nu
mkdir -p $out/bin
makeBinaryWrapper ${nushell}/bin/nu $out/bin/meat \
--add-flags "$out/share/meat/meat.nu" \
--set DIFFER ${lib.getExe differ} \
--set MONITOR ${lib.getExe monitor}
runHook postInstall
'';
}

View file

@ -19,14 +19,21 @@ in
type = types.package;
description = "your ideal meat";
};
differ = mkOption {
type = types.package;
description = "diffing tool to use";
default = pkgs.dix;
};
monitor = mkOption {
type = types.package;
description = "nix monitoring tool to use";
default = pkgs.nix-output-monitor;
};
};
config = lib.mkIf cfg.enable {
environment.sessionVariables.MEATS = cfg.flake;
environment.systemPackages = [
cfg.package
pkgs.nh # for now..
pkgs.nix-output-monitor
pkgs.dix
];
};
}

View file

@ -1,2 +0,0 @@
(test
(name test_meat))

View file