WarpSQL: add PostGIS support to Bitnami Dockerfile and entrypoint

1. Update Dockerfile to install PostGIS dependencies and PostGIS extension
2. Modify timescaledb-bitnami-entrypoint.sh to include PostGIS in the shared preload libraries list

Author: jayanth-kumar-morem

bitnami/Dockerfile

@@ -80,6 +80,7 @@ RUN set -ex \
             make \
             cmake \
             wget \
+            postgis \
     && mkdir -p /build/ \
     && git clone https://github.com/timescale/timescaledb /build/timescaledb \
     \
@@ -125,8 +126,8 @@ RUN set -ex \
         /var/tmp/* \
     \
     # Update shared_preload_libraries
-    && sed -i "s/#shared_preload_libraries = ''/shared_preload_libraries = 'citus,timescaledb'/g" /opt/bitnami/postgresql/conf/postgresql.conf
-    
+    && sed -i "s/#shared_preload_libraries = ''/shared_preload_libraries = 'citus,timescaledb,postgis'/g" /opt/bitnami/postgresql/conf/postgresql.conf
+
 USER 1001
 
 ENTRYPOINT [ "/opt/bitnami/scripts/postgresql/timescaledb-bitnami-entrypoint.sh" ]

bitnami/Makefile

@@ -4,6 +4,7 @@ NAME=timescaledb
 ORG=timescaledev
 PG_VER=pg15
 CITUS_VERSION="11.2.0"
+POSTGIS_VERSION=3.1.4
 PG_VER_NUMBER=$(shell echo $(PG_VER) | cut -c3-)
 
 TS_VERSION=main
@@ -22,7 +23,7 @@ default: image
 .build_$(TS_VERSION)_$(PG_VER): Dockerfile
 	test -n "$(TS_VERSION)"  # TS_VERSION
 	test -n "$(PREV_TS_VERSION)"  # PREV_TS_VERSION
-	docker build -f ./Dockerfile --build-arg PG_VERSION=$(PG_VER_NUMBER) --build-arg TS_VERSION=$(TS_VERSION) --build-arg PREV_IMAGE=$(PREV_IMAGE) --build-arg CITUS_VERSION=$(CITUS_VERSION) $(TAG) ..
+	docker build -f ./Dockerfile --build-arg PG_VERSION=$(PG_VER_NUMBER) --build-arg TS_VERSION=$(TS_VERSION) --build-arg PREV_IMAGE=$(PREV_IMAGE) --build-arg CITUS_VERSION=$(CITUS_VERSION) --build-arg POSTGIS_VERSION=$(POSTGIS_VERSION) $(TAG) ..
 	touch .build_$(TS_VERSION)_$(PG_VER)-bitnami
 
 image: .build_$(TS_VERSION)_$(PG_VER)

bitnami/timescaledb-bitnami-entrypoint.sh

@@ -1,12 +1,12 @@
 #!/usr/bin/env bash
 
-# We have to use the Bitnami configuration variable to add TimescaleDB and Citus to
+# We have to use the Bitnami configuration variable to add TimescaleDB, Citus, and PostGIS to
 # the shared preload list, or else it gets overwritten.
 if [ -z "$POSTGRESQL_SHARED_PRELOAD_LIBRARIES" ]
 then
-    POSTGRESQL_SHARED_PRELOAD_LIBRARIES="citus,timescaledb"
+    POSTGRESQL_SHARED_PRELOAD_LIBRARIES="citus,timescaledb,postgis"
 else
-    POSTGRESQL_SHARED_PRELOAD_LIBRARIES="citus,timescaledb,$POSTGRESQL_SHARED_PRELOAD_LIBRARIES"
+    POSTGRESQL_SHARED_PRELOAD_LIBRARIES="citus,timescaledb,postgis,$POSTGRESQL_SHARED_PRELOAD_LIBRARIES"
 fi
 export POSTGRESQL_SHARED_PRELOAD_LIBRARIES