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-rw-r--r--krebs/5pkgs/simple/github-hosts-sync/default.nix4
-rwxr-xr-xkrebs/5pkgs/simple/github-hosts-sync/src/hosts-sync66
2 files changed, 68 insertions, 2 deletions
diff --git a/krebs/5pkgs/simple/github-hosts-sync/default.nix b/krebs/5pkgs/simple/github-hosts-sync/default.nix
index cdfed468c..8caa5e1ef 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 $out/bin/github-hosts-sync
diff --git a/krebs/5pkgs/simple/github-hosts-sync/src/hosts-sync b/krebs/5pkgs/simple/github-hosts-sync/src/hosts-sync
new file mode 100755
index 000000000..f36c700d8
--- /dev/null
+++ b/krebs/5pkgs/simple/github-hosts-sync/src/hosts-sync
@@ -0,0 +1,66 @@
+#! /bin/sh
+# TODO do_work should retry until success
+set -euf
+
+port=${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 "$@"