Master gh 580 b dbip download workflow (#641)

* added dbip_download github workflow

* change to run every day on midnight for QA

* necesary changes to be able build dbip_country.rs on master

* -p for generating ip_country/src

* todo in dbip_download.yaml

* condition for new branch generated-source

* fixing condition for generated-source branch

Author: czarte

.github/workflows/dbip_download.yml

@@ -44,9 +44,14 @@ jobs:
         run: |
           git config user.name "github-actions[bot]"
           git config user.email "github-actions[bot]@users.noreply.github.com"
-          git checkout -B generated-source
-          git rm -rf .
-          mkdir -p ip_country/src
+          if [[ "$(git ls-remote --heads 2>/dev/null | grep generated-sources)" == "" ]]
+          then
+               git checkout -B generated-source
+               git rm -rf .
+               mkdir -p ip_country/src
+          else
+               git checkout generated-source
+          fi
           mv "${TEMP_DIR}"/dbip_country.rs ip_country/src/dbip_country.rs
           git add ip_country/src/dbip_country.rs
           git commit -m "Update generated dbip_country ${YEAR_MONTH} Rust source file"