From bf9a53fc534ccf88f65db6a26879eae6e9cd3df1 Mon Sep 17 00:00:00 2001
From: Talha Cross <47772477+soc1c@users.noreply.github.com>
Date: Tue, 18 Jun 2019 16:53:06 +0200
Subject: [PATCH] ci: only build releases on tags (#72)

* ci: run on tags

* ci: create minimal non-working yaml

* ci: mvp it

* ci: restore yaml

* ci: split out release job

* ci: filter tags

* ci: fix regex

* ci: filter tags

* ci: fix regex
---
 .circleci/config.yml | 74 +++++++++++++++++++++++++++++++-------------
 1 file changed, 53 insertions(+), 21 deletions(-)

diff --git a/.circleci/config.yml b/.circleci/config.yml
index 9d08d427c..79fe377e7 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -1,6 +1,41 @@
 version: 2
 jobs:
   build-linux-go-1.12:
+    working_directory: ~/go-ethereum
+    docker:
+      - image: circleci/golang:1.12
+    steps:
+      - checkout
+      - restore_cache:
+          keys:
+            - go-mod-v4-{{ checksum "go.sum" }}
+      - run:
+          name: Compile Binaries
+          command: make build
+      - save_cache:
+          key: go-mod-v4-{{ checksum "go.sum" }}
+          paths:
+            - "/go/pkg/mod"
+  tests-linux-go-1.12:
+    working_directory: ~/go-ethereum
+    docker:
+      - image: circleci/golang:1.12
+    steps:
+      - checkout
+      - restore_cache:
+          keys:
+            - go-mod-v4-{{ checksum "go.sum" }}
+      - run:
+          name: Initialize Ethereum Testsuite
+          command: git submodule update --init --recursive
+      - run:
+          name: Run All Tests
+          command: make test
+      - save_cache:
+          key: go-mod-v4-{{ checksum "go.sum" }}
+          paths:
+            - "/go/pkg/mod"
+  release-linux-go-1.12:
     working_directory: ~/go-ethereum
     docker:
       - image: circleci/golang:1.12
@@ -38,29 +73,26 @@ jobs:
           key: go-mod-v4-{{ checksum "go.sum" }}
           paths:
             - "/go/pkg/mod"
-  tests-linux-go-1.12:
-    working_directory: ~/go-ethereum
-    docker:
-      - image: circleci/golang:1.12
-    steps:
-      - checkout
-      - restore_cache:
-          keys:
-            - go-mod-v4-{{ checksum "go.sum" }}
-      - run:
-          name: Initialize Ethereum Testsuite
-          command: git submodule update --init --recursive
-      - run:
-          name: Run All Tests
-          command: make test
-      - save_cache:
-          key: go-mod-v4-{{ checksum "go.sum" }}
-          paths:
-            - "/go/pkg/mod"
 
 workflows:
   version: 2
   release:
     jobs:
-      - tests-linux-go-1.12
-      - build-linux-go-1.12
+      - build-linux-go-1.12:
+          filters:
+            tags:
+              only: /.*/
+      - tests-linux-go-1.12:
+          requires:
+            - build-linux-go-1.12
+          filters:
+            tags:
+              only: /.*/
+      - release-linux-go-1.12:
+          requires:
+            - tests-linux-go-1.12
+          filters:
+            tags:
+              only: /^v.*/
+            branches:
+              ignore: /.*/