Merge remote-tracking branch 'ni/master'

4 files changed, 151 insertions, 63 deletions

diff --git a/krebs/5pkgs/simple/irc-announce/default.nix b/krebs/5pkgs/simple/irc-announce/default.nix
index 5797b366..7b2af030 100644
--- a/krebs/5pkgs/simple/irc-announce/default.nix
+++ b/krebs/5pkgs/simple/irc-announce/default.nix
@@ -1,18 +1,8 @@
 { pkgs, lib, ... }:
 
-with lib;
-
 pkgs.writeDashBin "irc-announce" ''
   set -euf
 
-  export PATH=${makeSearchPath "bin" (with pkgs; [
-    coreutils
-    gawk
-    gnused
-    netcat
-    nettools
-  ])}
-
   IRC_SERVER=$1
   IRC_PORT=$2
   IRC_NICK=$3_$$
@@ -20,57 +10,15 @@ pkgs.writeDashBin "irc-announce" ''
   IRC_TLS=$5
   message=$6
 
-  export IRC_CHANNEL # for privmsg_cat
-
-  # echo2 and cat2 are used output to both, stdout and stderr
-  # This is used to see what we send to the irc server. (debug output)
-  echo2() { echo "$*"; echo "$*" >&2; }
-  cat2() {
-    awk '{
-      print $0
-      print $0 > "/dev/stderr"
-    }'
-  }
-
-  # privmsg_cat transforms stdin to a privmsg
-  privmsg_cat() { awk '{ print "PRIVMSG "ENVIRON["IRC_CHANNEL"]" :"$0 }'; }
-
-  tls_flag() { if [ "$IRC_TLS" -eq 1 ]; then echo "-c"; fi }
-
-  # ircin is used to feed the output of netcat back to the "irc client"
-  # so we can implement expect-like behavior with sed^_^
-  # XXX mkselfdestructingtmpfifo would be nice instead of this cruft
-  tmpdir=$(mktemp --tmpdir -d irc-announce_XXXXXXXX)
-  cd "$tmpdir"
-  mkfifo ircin
-  trap "
-    rm ircin
-    cd '$OLDPWD'
-    rmdir '$tmpdir'
-    trap - EXIT INT QUIT
-  " EXIT INT QUIT
-
-  {
-    echo2 "USER $LOGNAME 0 * :$LOGNAME@$(hostname)"
-    echo2 "NICK $IRC_NICK"
-
-    awk 'match($0, /PING(.*)/, m) {print "PONG", m[1]; exit}'
-
-    # wait for MODE message
-    sed -n '/^:[^ ]* MODE /q'
-
-    echo2 "JOIN $IRC_CHANNEL"
-
-    printf '%s' "$message" \
-      | privmsg_cat \
-      | cat2
-
-    echo2 "PART $IRC_CHANNEL"
-
-    # wait for PART confirmation
-    sed -n '/:'"$IRC_NICK"'![^ ]* PART /q'
-
-    echo2 'QUIT :Gone to have lunch'
-  } < ircin \
-    | nc $(tls_flag) "$IRC_SERVER" "$IRC_PORT" | tee -a ircin
+  if test "$IRC_TLS" != 1; then
+    unset IRC_TLS
+  fi
+
+  printf %s "$message" |
+  ${pkgs.ircaids}/bin/ircsink \
+      --nick="$IRC_NICK" \
+      --port="$IRC_PORT" \
+      --server="$IRC_SERVER" \
+      --target="$IRC_CHANNEL" \
+      ''${IRC_TLS:+--secure}
 ''
diff --git a/krebs/5pkgs/simple/ircaids.nix b/krebs/5pkgs/simple/ircaids.nix
new file mode 100644
index 00000000..566346cc
--- /dev/null
+++ b/krebs/5pkgs/simple/ircaids.nix
@@ -0,0 +1,32 @@
+{ lib, pkgs, stdenv }:
+
+stdenv.mkDerivation rec {
+  pname = "ircaids";
+  version = "1.0.0";
+
+  src = pkgs.fetchgit {
+    url = "https://cgit.krebsco.de/ircaids";
+    rev = "refs/tags/${version}";
+    sha256 = "13z9pc9vq2xq2qpavwmh7fvzvvjkc495ssxsh8cs044qflvj54b2";
+  };
+
+  buildPhase = null;
+
+  installPhase = ''
+    mkdir -p $out/bin
+
+    cp $src/bin/ircsink $out/bin/ircsink
+    sed -i '
+      s;^#! /bin/sh;#! ${pkgs.dash}/bin/dash;
+      s;^#!.*;&\nexport PATH=${lib.makeBinPath [
+        pkgs.coreutils
+        pkgs.gawk
+        pkgs.gnused
+        pkgs.netcat
+        pkgs.nettools
+        pkgs.openssl
+        pkgs.utillinux
+      ]};
+    ' $out/bin/ircsink
+  '';
+}
diff --git a/tv/2configs/elm-packages-proxy.nix b/tv/2configs/elm-packages-proxy.nix
index 097d706c..1df8c7b7 100644
--- a/tv/2configs/elm-packages-proxy.nix
+++ b/tv/2configs/elm-packages-proxy.nix
@@ -60,6 +60,11 @@ in {
 
       proxy_pass $new_uri;
     '';
+
+    locations."/search.json".extraConfig = ''
+      proxy_pass http://127.0.0.1:${toString config.krebs.htgen.elm-packages-proxy.port};
+      proxy_pass_header Server;
+    '';
   };
 
   krebs.htgen.elm-packages-proxy = {
@@ -192,6 +197,36 @@ in {
 
           exit
         ;;
+        'DELETE /packages/'*)
+
+          author=$req_x_author
+          pname=$req_x_package
+          user=$req_x_user
+          version=$req_x_version
+
+          zipball=${cfg.packageDir}/$author/$pname/$version/zipball
+          elmjson=$HOME/cache/$author%2F$pname%2F$version%2Felm.json
+          endpointjson=$HOME/cache/$author%2F$pname%2F$version%2Fendpoint.json
+
+          if test -e "$zipball"; then
+            zipball_owner=$(attr -q -g X-User "$zipball" || :)
+            if test "$zipball_owner" = "$req_x_user"; then
+              echo "user $user is deleting package $author/$pname@$version" >&2
+              rm -f "$elmjson"
+              rm -f "$endpointjson"
+              rm "$zipball"
+              string_response 200 OK \
+                  "package deleted: $author/$pname@$version" \
+                  text/plain
+              exit
+            else
+              string_response 403 Forbidden \
+                  "package already exists: $author/$pname@$version" \
+                  text/plain
+              exit
+            fi
+          fi
+        ;;
         'GET /all-packages'|'POST /all-packages')
 
           response=$(mktemp -t htgen.$$.elm-packages-proxy.all-packages.XXXXXXXX)
@@ -248,6 +283,76 @@ in {
           file_response 200 OK "$response" 'application/json; charset=UTF-8'
           exit
         ;;
+        'GET /search.json')
+
+          searchjson=$HOME/cache/search.json
+          mkdir -p "$HOME/cache"
+
+          # update cached search.json
+          (
+            last_modified=$(
+              if test -f "$searchjson"; then
+                date -Rr "$searchjson"
+              else
+                date -R -d @0
+              fi
+            )
+            tempsearchjson=$(mktemp "$searchjson.XXXXXXXX")
+            trap 'rm "$tempsearchjson" >&2' EXIT
+            curl -fsS --compressed https://package.elm-lang.org/search.json \
+                -H "If-Modified-Since: $last_modified" \
+                -o "$tempsearchjson"
+            if test -s "$tempsearchjson"; then
+              mv "$tempsearchjson" "$searchjson"
+              trap - EXIT
+            fi
+          )
+
+          response=$(mktemp -t htgen.$$.elm-packages-proxy.search.XXXXXXXX)
+          trap 'rm "$response" >&2' EXIT
+
+          {
+            printf '{"upstream":'; cat "$searchjson"
+            printf ',"private":'; (cd ${cfg.packageDir}; find -mindepth 3 -maxdepth 3) |
+              jq -Rs '
+                split("\n") |
+                map(
+                  select(.!="") |
+                  match("^\\./(?<author>[^/]+)/(?<pname>[^/]+)/(?<version>[^/]+)$").captures |
+                  map({key:.name,value:.string}) |
+                  from_entries
+                ) |
+                map({
+                  key: "\(.author)/\(.pname)",
+                  value: .version,
+                }) |
+                from_entries
+              '
+            printf '}'
+          } |
+          jq -c '
+            reduce .upstream[] as $upstreamItem ({ private, output: [] };
+              .private[$upstreamItem.name] as $privateItem |
+              if $privateItem then
+                .output += [$upstreamItem * { version: $privateItem.version }] |
+                .private |= del(.[$upstreamItem.name])
+              else
+                .output += [$upstreamItem]
+              end
+            ) |
+
+            .output + (.private | to_entries | sort_by(.key) | map({
+              name: .key,
+              version: .value,
+              summary: "dummy summary",
+              license: "dummy license",
+            }))
+          ' \
+          > $response
+
+          file_response 200 OK "$response" 'application/json; charset=UTF-8'
+          exit
+        ;;
       esac
     ''}'';
   };
diff --git a/tv/2configs/gitrepos.nix b/tv/2configs/gitrepos.nix
index 1586f3b3..2b8457e4 100644
--- a/tv/2configs/gitrepos.nix
+++ b/tv/2configs/gitrepos.nix
@@ -83,6 +83,9 @@ let {
     htgen = {
       cgit.desc = "toy HTTP server";
     };
+    ircaids = {
+      cgit.desc = "Assortment of aids for working with Internet relay chat";
+    };
     krops = {
       cgit.desc = "deployment tools";
     };