feat(env): add env DOCKER_BASE_IMAGE_TAG to set baseImageTag

fix #386
eclass · Aug 17, 2021 · 8843469 · 8843469
1 parent 9281340
commit 8843469
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Showing 3 changed files with 7 additions and 6 deletions.
diff --git a/README.md b/README.md
@@ -54,10 +54,11 @@ The plugin can be configured in the [**semantic-release** configuration file](ht
 
 Environment variables are variables. Depends of `registries` option.
 
-| Variable          | Description                   |
-| ----------------- | ----------------------------- |
-| `DOCKER_USER`     | username for docker registry. |
-| `DOCKER_PASSWORD` | password for docker registry. |
+| Variable                | Description                   |
+| ----------------------- | ----------------------------- |
+| `DOCKER_USER`           | username for docker registry. |
+| `DOCKER_PASSWORD`       | password for docker registry. |
+| `DOCKER_BASE_IMAGE_TAG` | Name of the previously constructed docker image tag. Optional. Default `"latest"`. |
 
 ### Examples
 

diff --git a/src/prepare.js b/src/prepare.js
@@ -22,7 +22,7 @@ module.exports = async (pluginConfig, ctx) => {
     if (pluginConfig.additionalTags && pluginConfig.additionalTags.length > 0) {
       tags.push(...pluginConfig.additionalTags)
     }
-    const baseImageTag = pluginConfig.baseImageTag || 'latest'
+    const baseImageTag = ctx.env.DOCKER_BASE_IMAGE_TAG || pluginConfig.baseImageTag || 'latest'
     for (const tag of tags) {
       ctx.logger.log(
         `Tagging docker image ${pluginConfig.baseImageName}:${baseImageTag} to ${pluginConfig.baseImageName}:${tag}`

diff --git a/src/publish.js b/src/publish.js
@@ -47,7 +47,7 @@ const pushImage = response => {
 module.exports = async (pluginConfig, ctx) => {
   try {
     const docker = new Dockerode()
-    const baseImageTag = pluginConfig.baseImageTag || 'latest'
+    const baseImageTag = ctx.env.DOCKER_BASE_IMAGE_TAG || pluginConfig.baseImageTag || 'latest'
     const tags = [baseImageTag, ctx.nextRelease.version]
     if (pluginConfig.additionalTags && pluginConfig.additionalTags.length > 0) {
       tags.push(...pluginConfig.additionalTags)