From 9149277c6ca47b9efc2a5567b4be542f822c83bb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Milan=20Felix=20=C5=A0ulc?= <rkfelix@gmail.com>
Date: Sun, 23 Nov 2025 12:52:46 +0100
Subject: [PATCH] WIP: extensions

---
 .claude/settings.local.json             |  9 ++++++
 17extra/Dockerfile                      | 40 +++++++++++++++++++++++++
 17extra/init-scripts/005-timescaledb.sh | 15 ++++++++++
 17extra/init-scripts/006-pg_cron.sh     | 15 ++++++++++
 17extra/init-scripts/007-pgvector.sh    | 15 ++++++++++
 17pig/Dockerfile                        | 22 ++++++++++++++
 17pig/init-scripts/001-extensions.sh    | 20 +++++++++++++
 Makefile                                | 13 ++++++++
 shared/init-scripts/002-intarray.sh     |  2 +-
 shared/init-scripts/003-unaccent.sh     |  2 +-
 10 files changed, 151 insertions(+), 2 deletions(-)
 create mode 100644 .claude/settings.local.json
 create mode 100644 17extra/Dockerfile
 create mode 100755 17extra/init-scripts/005-timescaledb.sh
 create mode 100755 17extra/init-scripts/006-pg_cron.sh
 create mode 100755 17extra/init-scripts/007-pgvector.sh
 create mode 100644 17pig/Dockerfile
 create mode 100755 17pig/init-scripts/001-extensions.sh

diff --git a/.claude/settings.local.json b/.claude/settings.local.json
new file mode 100644
index 0000000..d792ac9
--- /dev/null
+++ b/.claude/settings.local.json
@@ -0,0 +1,9 @@
+{
+  "permissions": {
+    "allow": [
+      "Bash(chmod:*)"
+    ],
+    "deny": [],
+    "ask": []
+  }
+}
diff --git a/17extra/Dockerfile b/17extra/Dockerfile
new file mode 100644
index 0000000..667b0e5
--- /dev/null
+++ b/17extra/Dockerfile
@@ -0,0 +1,40 @@
+FROM dockette/postgres:17
+
+# Install build dependencies and extension packages
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    build-essential \
+    git \
+    postgresql-server-dev-${POSTGRES_VERSION} \
+    curl \
+    ca-certificates \
+    && rm -rf /var/lib/apt/lists/*
+
+# Install pgvector
+RUN git clone --branch v0.7.2 https://github.com/pgvector/pgvector.git /tmp/pgvector \
+    && cd /tmp/pgvector \
+    && make \
+    && make install \
+    && rm -rf /tmp/pgvector
+
+# Install pg_cron
+RUN git clone --branch v1.7.1 https://github.com/citusdata/pg_cron.git /tmp/pg_cron \
+    && cd /tmp/pg_cron \
+    && make \
+    && make install \
+    && rm -rf /tmp/pg_cron
+
+# Install TimescaleDB
+RUN curl -s https://packagecloud.io/install/repositories/timescale/timescaledb/script.deb.sh | bash \
+    && apt-get update \
+    && apt-get install -y --no-install-recommends timescaledb-2-postgresql-${POSTGRES_VERSION} \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy extension init scripts
+COPY ./17extra/init-scripts/* /docker-entrypoint-initdb.d/
+RUN chmod +x /docker-entrypoint-initdb.d/*.sh
+
+# Clean up build dependencies (optional, keeps image smaller)
+RUN apt-get purge -y build-essential git \
+    && apt-get autoremove -y \
+    && apt-get clean
+
diff --git a/17extra/init-scripts/005-timescaledb.sh b/17extra/init-scripts/005-timescaledb.sh
new file mode 100755
index 0000000..e58847b
--- /dev/null
+++ b/17extra/init-scripts/005-timescaledb.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+
+set -e
+
+# Perform all actions as $POSTGRES_USER
+export PGUSER="$POSTGRES_USER"
+
+# Create extension in template1 and $POSTGRES_DB
+for DB in template1 "$POSTGRES_DB"; do
+	echo "Creating extension timescaledb into $DB"
+	"${psql[@]}" --dbname="$DB" <<-'EOSQL'
+		CREATE EXTENSION IF NOT EXISTS timescaledb;
+EOSQL
+done
+
diff --git a/17extra/init-scripts/006-pg_cron.sh b/17extra/init-scripts/006-pg_cron.sh
new file mode 100755
index 0000000..1c92d48
--- /dev/null
+++ b/17extra/init-scripts/006-pg_cron.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+
+set -e
+
+# Perform all actions as $POSTGRES_USER
+export PGUSER="$POSTGRES_USER"
+
+# Create extension in template1 and $POSTGRES_DB
+for DB in template1 "$POSTGRES_DB"; do
+	echo "Creating extension pg_cron into $DB"
+	"${psql[@]}" --dbname="$DB" <<-'EOSQL'
+		CREATE EXTENSION IF NOT EXISTS pg_cron;
+EOSQL
+done
+
diff --git a/17extra/init-scripts/007-pgvector.sh b/17extra/init-scripts/007-pgvector.sh
new file mode 100755
index 0000000..c327904
--- /dev/null
+++ b/17extra/init-scripts/007-pgvector.sh
@@ -0,0 +1,15 @@
+#!/bin/bash
+
+set -e
+
+# Perform all actions as $POSTGRES_USER
+export PGUSER="$POSTGRES_USER"
+
+# Create extension in template1 and $POSTGRES_DB
+for DB in template1 "$POSTGRES_DB"; do
+	echo "Creating extension vector into $DB"
+	"${psql[@]}" --dbname="$DB" <<-'EOSQL'
+		CREATE EXTENSION IF NOT EXISTS vector;
+EOSQL
+done
+
diff --git a/17pig/Dockerfile b/17pig/Dockerfile
new file mode 100644
index 0000000..7187c2b
--- /dev/null
+++ b/17pig/Dockerfile
@@ -0,0 +1,22 @@
+FROM postgres:17
+
+ENV POSTGRES_VERSION=17
+
+# Install pig extension package manager
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    ca-certificates \
+    curl \
+    && curl -fsSL https://repo.pigsty.io/pig | bash \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set up repositories and install extensions using pig
+RUN pig repo set && \
+    pig install -y -v ${POSTGRES_VERSION} timescaledb pg_cron pgvector
+
+# Preload required libraries (timescaledb and pg_cron require this)
+RUN echo "shared_preload_libraries = 'timescaledb,pg_cron'" >> /usr/share/postgresql/postgresql.conf.sample
+
+# Copy extension init scripts
+COPY ./17pig/init-scripts/* /docker-entrypoint-initdb.d/
+RUN chmod +x /docker-entrypoint-initdb.d/*.sh
+
diff --git a/17pig/init-scripts/001-extensions.sh b/17pig/init-scripts/001-extensions.sh
new file mode 100755
index 0000000..897c67e
--- /dev/null
+++ b/17pig/init-scripts/001-extensions.sh
@@ -0,0 +1,20 @@
+#!/bin/bash
+
+# Exit on subcommand errors
+set -Eeuo pipefail
+
+# Perform all actions as $POSTGRES_USER
+export PGUSER="$POSTGRES_USER"
+
+# Create extensions in template1 and $POSTGRES_DB
+for DB in template1 "$POSTGRES_DB"; do
+  echo "Creating extensions in $DB"
+  psql -d "$DB" <<-'EOSQL'
+    CREATE EXTENSION IF NOT EXISTS timescaledb;
+    CREATE EXTENSION IF NOT EXISTS vector;
+EOSQL
+done
+
+# pg_cron can only be installed in the postgres database
+echo "Creating extension pg_cron in postgres"
+psql -d postgres -c "CREATE EXTENSION IF NOT EXISTS pg_cron;"
diff --git a/Makefile b/Makefile
index 76741a4..b2f6e0d 100644
--- a/Makefile
+++ b/Makefile
@@ -7,6 +7,7 @@ build-15: _build-15
 build-16: _build-16
 build-17: _build-17
 build-17extra: _build-17extra
+build-17pig: _build-17pig
 build-18: _build-18
 
 _build-%: BUILD_VERSION=$*
@@ -15,3 +16,15 @@ _build-%:
 		-t dockette/postgres:${BUILD_VERSION} \
 		-f ${BUILD_VERSION}/Dockerfile \
 		.
+
+_build-17extra:
+	docker build \
+		-t dockette/postgres:17extra \
+		-f 17extra/Dockerfile \
+		.
+
+_build-17pig:
+	docker build \
+		-t dockette/postgres:17pig \
+		-f 17pig/Dockerfile \
+		.
diff --git a/shared/init-scripts/002-intarray.sh b/shared/init-scripts/002-intarray.sh
index e28b2a8..612aaae 100644
--- a/shared/init-scripts/002-intarray.sh
+++ b/shared/init-scripts/002-intarray.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -e
 
diff --git a/shared/init-scripts/003-unaccent.sh b/shared/init-scripts/003-unaccent.sh
index 2ae532e..ef62beb 100644
--- a/shared/init-scripts/003-unaccent.sh
+++ b/shared/init-scripts/003-unaccent.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -e