Use drone templates.

Signed-off-by: Yilin Sun <imi415@imi.moe>

.drone.yml

@@ -1,29 +1,13 @@
 ---
-kind: pipeline
-type: vm
-name: System Image
-
-pool:
-  use: do-docker-20-04
-
-steps:
-- name: Submodules
-  commands:
-    - git submodule update --init --recursive
-
-- name: Dependencies
-  environment:
-    DEBIAN_FRONTEND: noninteractive
-  commands:
-  - apt-get update
-  - apt-get install -y sed make binutils build-essential diffutils gcc g++ bash patch gzip bzip2 perl tar cpio unzip rsync file bc findutils wget
-
-- name: Configure
-  commands:
-    - ./buildroot_make.sh lwgw_orangepi_pc_defconfig
-
-- name: Build
-  commands:
-    - ./buildroot_make.sh
-
+kind: template
+load: build-image.yaml
+data:
+  name: "RaspberryPi 2"
+  defconfig: "rpi2_defconfig"
 
+---
+kind: template
+load: build-image.yaml
+data:
+  name: "TLT113i-miniEVM"
+  defconfig: "tlt113_minievm_defconfig"

.drone/NOTE

@@ -0,0 +1 @@
+This directory is only used to store the files as a reference, the actual templates are stored on Drone server.

.drone/build-image.yaml

@@ -0,0 +1,27 @@
+kind: pipeline
+type: vm
+name: Build Image for {{ .input.name }}
+
+pool:
+  use: do-docker-20-04
+
+steps:
+- name: Submodules for {{ .input.name }}
+  commands:
+    - git submodule update --init --recursive
+
+- name: Install dependencies for {{ .input.name }}
+  environment:
+    DEBIAN_FRONTEND: noninteractive
+  commands:
+  - apt-get update
+  - apt-get install -y sed make binutils build-essential diffutils gcc g++ bash patch gzip bzip2 perl tar cpio unzip rsync file bc findutils wget
+
+- name: Configure for {{ .input.name }}
+  commands:
+    - ./buildroot_make.sh {{ .input.defconfig }}
+
+- name: Build image for {{ .input.name }}
+  commands:
+    - ./buildroot_make.sh -j4
+