From 4630d10b3151f689247c0e8e7488917ee6313c7f Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Fri, 17 May 2019 12:50:48 +0200
Subject: github-hosts-sync: import 1.0.0 from painload

---
 krebs/5pkgs/simple/github-hosts-sync/default.nix   |  4 +-
 .../5pkgs/simple/github-hosts-sync/src/hosts-sync  | 66 ++++++++++++++++++++++
 2 files changed, 68 insertions(+), 2 deletions(-)
 create mode 100755 krebs/5pkgs/simple/github-hosts-sync/src/hosts-sync

(limited to 'krebs')

diff --git a/krebs/5pkgs/simple/github-hosts-sync/default.nix b/krebs/5pkgs/simple/github-hosts-sync/default.nix
index cdfed468..8caa5e1e 100644
--- a/krebs/5pkgs/simple/github-hosts-sync/default.nix
+++ b/krebs/5pkgs/simple/github-hosts-sync/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   name = "github-hosts-sync";
 
-  src = pkgs.painload;
+  src = ./src;
 
   phases = [
     "unpackPhase"
@@ -29,7 +29,7 @@ stdenv.mkDerivation {
 
       sed \
         's,^main() {$,&\n  export PATH=${path} GIT_SSL_CAINFO=${ca-bundle},' \
-        < ./retiolum/scripts/github_hosts_sync/hosts-sync \
+        < hosts-sync \
         > $out/bin/github-hosts-sync
 
       chmod +x $out/bin/github-hosts-sync
diff --git a/krebs/5pkgs/simple/github-hosts-sync/src/hosts-sync b/krebs/5pkgs/simple/github-hosts-sync/src/hosts-sync
new file mode 100755
index 00000000..f36c700d
--- /dev/null
+++ b/krebs/5pkgs/simple/github-hosts-sync/src/hosts-sync
@@ -0,0 +1,66 @@
+#! /bin/sh
+# TODO do_work should retry until success
+set -euf
+
+port=${port-1028}
+local_painload=$HOME/painload
+remote_painload="https://github.com/krebscode/painload"
+local_hosts=$HOME/hosts
+remote_hosts="git@github.com:krebscode/hosts.git"
+
+main() {
+  ensure_local_painload
+  ensure_local_hosts
+  is_worker && do_work || become_server
+}
+
+ensure_local_painload() {
+  test -d "$local_painload" || git clone "$remote_painload" "$local_painload"
+}
+
+ensure_local_hosts() {
+  test -d "$local_hosts" || git clone "$remote_hosts" "$local_hosts"
+}
+
+become_server() {
+  exec socat "TCP-LISTEN:$port,reuseaddr,fork" "EXEC:$0"
+}
+
+is_worker() {
+  test "${SOCAT_SOCKPORT-}" = "$port"
+}
+
+do_work() {
+  # read request
+  req_line="$(read line && echo "$line")"
+  req_hdrs="$(sed -n '/^\r$/q;p')"
+
+  set -x
+
+  cd "$local_hosts"
+  git pull >&2
+
+  cd "$local_hosts"
+  find . -name .git -prune -o -type f -exec git rm \{\} \; >/dev/null
+
+  cd "$local_painload"
+  git pull >&2
+
+  find "$local_painload/retiolum/hosts" -type f -exec cp \{\} "$local_hosts" \;
+
+  cd "$local_hosts"
+  find . -name .git -prune -o -type f -exec git add \{\} \; >&2
+  if git status --porcelain | grep -q .; then
+    git config user.email "$LOGNAME@$(hostname)"
+    git config user.name "$LOGNAME"
+    git commit -m bump >&2
+    git push >&2
+  fi
+
+  echo "HTTP/1.1 200 OK"
+  echo
+  echo "https://github.com/krebscode/hosts/archive/master.tar.gz"
+  echo "https://github.com/krebscode/hosts/archive/master.zip"
+}
+
+main "$@"
-- 
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