From 07ba67ce41a38767517ad1bb50bf4687553069fc Mon Sep 17 00:00:00 2001
From: trivialkettle <126059809+trivialkettle@users.noreply.github.com>
Date: Wed, 19 Jun 2024 14:45:08 +0200
Subject: [PATCH] Simplify postgres setup

If POSTGRES_USER, POSTGRES_PASSWORD and POSTGRES_DB are set, the
postgres container automatically creates the database and role with the
set name and password.
---
 ...irpstack_extensions.sh => 001-chirpstack_extensions.sh} | 2 +-
 configuration/postgresql/initdb/001-init-chirpstack.sh     | 7 -------
 docker-compose.yml                                         | 4 +++-
 3 files changed, 4 insertions(+), 9 deletions(-)
 rename configuration/postgresql/initdb/{002-chirpstack_extensions.sh => 001-chirpstack_extensions.sh} (50%)
 delete mode 100755 configuration/postgresql/initdb/001-init-chirpstack.sh

diff --git a/configuration/postgresql/initdb/002-chirpstack_extensions.sh b/configuration/postgresql/initdb/001-chirpstack_extensions.sh
similarity index 50%
rename from configuration/postgresql/initdb/002-chirpstack_extensions.sh
rename to configuration/postgresql/initdb/001-chirpstack_extensions.sh
index 67ef172e..4028a2db 100755
--- a/configuration/postgresql/initdb/002-chirpstack_extensions.sh
+++ b/configuration/postgresql/initdb/001-chirpstack_extensions.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 set -e
 
-psql -v ON_ERROR_STOP=1 --username "$POSTGRES_USER" --dbname="chirpstack" <<-EOSQL
+psql -v ON_ERROR_STOP=1 --username "$POSTGRES_USER" --dbname="$POSTGRES_DB" <<-EOSQL
     create extension pg_trgm;
     create extension hstore;
 EOSQL
diff --git a/configuration/postgresql/initdb/001-init-chirpstack.sh b/configuration/postgresql/initdb/001-init-chirpstack.sh
deleted file mode 100755
index 602f77f4..00000000
--- a/configuration/postgresql/initdb/001-init-chirpstack.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-#!/bin/bash
-set -e
-
-psql -v ON_ERROR_STOP=1 --username "$POSTGRES_USER" <<-EOSQL
-    create role chirpstack with login password 'chirpstack';
-    create database chirpstack with owner chirpstack;
-EOSQL
diff --git a/docker-compose.yml b/docker-compose.yml
index 49035a28..6cfc0472 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -60,7 +60,9 @@ services:
       - ./configuration/postgresql/initdb:/docker-entrypoint-initdb.d
       - postgresqldata:/var/lib/postgresql/data
     environment:
-      - POSTGRES_PASSWORD=root
+      - POSTGRES_USER=chirpstack
+      - POSTGRES_PASSWORD=chirpstack
+      - POSTGRES_DB=chirpstack
 
   redis:
     image: redis:7-alpine