From 54276162f162f6c9648766e6d18ff875ec1d2a8e Mon Sep 17 00:00:00 2001
From: Toby Hede <toby@cipherstash.com>
Date: Tue, 11 Mar 2025 14:32:20 +1100
Subject: [PATCH] feat: Add cs_eql_version function and generate eql version
 from release tag

---
 .github/workflows/release-eql.yml          | 2 +-
 .gitignore                                 | 2 ++
 sql/{000-ore.sql => 001-ore.sql}           | 0
 sql/{001-ore-cllw.sql => 002-ore-cllw.sql} | 0
 sql/{002-ste-vec.sql => 003-ste-vec.sql}   | 0
 tasks/000-version-template.sql             | 9 +++++++++
 tasks/build.sh                             | 7 +++++++
 tasks/test.sh                              | 1 +
 tests/version.sql                          | 8 ++++++++
 9 files changed, 28 insertions(+), 1 deletion(-)
 rename sql/{000-ore.sql => 001-ore.sql} (100%)
 rename sql/{001-ore-cllw.sql => 002-ore-cllw.sql} (100%)
 rename sql/{002-ste-vec.sql => 003-ste-vec.sql} (100%)
 create mode 100644 tasks/000-version-template.sql
 create mode 100644 tests/version.sql

diff --git a/.github/workflows/release-eql.yml b/.github/workflows/release-eql.yml
index 70882a94..f51a2833 100644
--- a/.github/workflows/release-eql.yml
+++ b/.github/workflows/release-eql.yml
@@ -37,7 +37,7 @@ jobs:
 
       - name: Build EQL release
         run: |
-          mise run build
+          mise run build --version ${{github.event.release.tag_name}}
 
       - name: Upload EQL artifacts
         uses: actions/upload-artifact@v4
diff --git a/.gitignore b/.gitignore
index 00e99a38..dfcfe631 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,7 @@
 # Based on https://raw.githubusercontent.com/github/gitignore/main/Node.gitignore
 
+sql/000-version.sql
+
 # Logs
 
 logs
diff --git a/sql/000-ore.sql b/sql/001-ore.sql
similarity index 100%
rename from sql/000-ore.sql
rename to sql/001-ore.sql
diff --git a/sql/001-ore-cllw.sql b/sql/002-ore-cllw.sql
similarity index 100%
rename from sql/001-ore-cllw.sql
rename to sql/002-ore-cllw.sql
diff --git a/sql/002-ste-vec.sql b/sql/003-ste-vec.sql
similarity index 100%
rename from sql/002-ste-vec.sql
rename to sql/003-ste-vec.sql
diff --git a/tasks/000-version-template.sql b/tasks/000-version-template.sql
new file mode 100644
index 00000000..dba8e9eb
--- /dev/null
+++ b/tasks/000-version-template.sql
@@ -0,0 +1,9 @@
+DROP FUNCTION IF EXISTS cs_eql_version();
+
+CREATE FUNCTION cs_eql_version()
+  RETURNS text
+  IMMUTABLE STRICT PARALLEL SAFE
+AS $$
+  SELECT '$RELEASE_VERSION';
+$$ LANGUAGE SQL;
+
diff --git a/tasks/build.sh b/tasks/build.sh
index 09adaed5..bb4ad314 100755
--- a/tasks/build.sh
+++ b/tasks/build.sh
@@ -3,6 +3,7 @@
 #MISE alias="b"
 #MISE sources=["sql/*.sql"]
 #MISE outputs=["release/cipherstash-encrypt.sql","release/cipherstash-encrypt-uninstall.sql"]
+#USAGE flag "--version <version>" help="Specify release version of EQL" default="DEV"
 
 #!/bin/bash
 
@@ -13,6 +14,12 @@ mkdir -p release
 rm -f release/cipherstash-encrypt-uninstall.sql
 rm -f release/cipherstash-encrypt.sql
 
+rm -f sql/000-version.sql
+
+RELEASE_VERSION=${usage_version}
+sed "s/\$RELEASE_VERSION/$RELEASE_VERSION/g" tasks/000-version-template.sql > sql/000-version.sql
+
+
 # Collect all the drops
 # In reverse order (tac) so that we drop the constraints before the tables
 grep -h -E '^(DROP)' sql/0*-*.sql | tac > release/cipherstash-encrypt-tmp-drop-install.sql
diff --git a/tasks/test.sh b/tasks/test.sh
index 175b1cb3..8b6606d8 100755
--- a/tasks/test.sh
+++ b/tasks/test.sh
@@ -37,6 +37,7 @@ mise run build
 mise run reset --postgres ${POSTGRES_VERSION}
 
 # tests
+run_test tests/version.sql
 run_test tests/core.sql
 run_test tests/core-functions.sql
 run_test tests/config.sql
diff --git a/tests/version.sql b/tests/version.sql
new file mode 100644
index 00000000..5330ad10
--- /dev/null
+++ b/tests/version.sql
@@ -0,0 +1,8 @@
+\set ON_ERROR_STOP on
+
+DO $$
+  BEGIN
+    ASSERT (SELECT true WHERE cs_eql_version() = 'DEV');
+
+  END;
+$$ LANGUAGE plpgsql;