Merge pull request #3282 from hashicorp/kevin/lambda-static-environment

feat(aws-lambda): `static_environment`

.changelog/3282.txt

@@ -0,0 +1,3 @@
+```release-note:improvement
+plugin/lambda: Add `static_environment` to deploy plugin
+```

builtin/aws/lambda/platform.go

@@ -298,6 +298,11 @@ func (p *Platform) Deploy(
  storage = DefaultStorageSize
  }
 
+ envVars := make(map[string]*string)
+ for k, v := range p.config.StaticEnvVars {
+ envVars[k] = aws.String(v)
+ }
+
  step.Done()
 
  step = sg.Add("Reading Lambda function: %s", src.App)
@@ -333,6 +338,25 @@ func (p *Platform) Deploy(
  reset = true
  }
 
+ // if the lambda has no env vars, Environment will be nil
+ if curFunc.Configuration.Environment != nil {
+ // compare config to AWS
+ if !reflect.DeepEqual(envVars, curFunc.Configuration.Environment.Variables) {
+ update.Environment = &lambda.Environment{
+ Variables: envVars,
+ }
+ reset = true
+ }
+ } else {
+ // only update if we have any envVars to set
+ if len(envVars) > 0 {
+ update.Environment = &lambda.Environment{
+ Variables: envVars,
+ }
+ reset = true
+ }
+ }
+
  if reset {
  step.Update("Detected a configuration change. Updating Lambda function...")
 
@@ -419,6 +443,9 @@ func (p *Platform) Deploy(
  },
  ImageConfig: &lambda.ImageConfig{},
  Architectures: aws.StringSlice([]string{architecture}),
+ Environment: &lambda.Environment{
+ Variables: envVars,
+ },
  })
 
  if err != nil {
@@ -902,6 +929,17 @@ deploy {
  docs.Default("512"),
  )
 
+ doc.SetField(
+ "static_environment",
+ "environment variables to expose to the lambda function",
+ docs.Summary(
+ "environment variables that are meant to configure the application in a static",
+ "way. This might be to control an image that has multiple modes of operation,",
+ "selected via environment variable. Most configuration should use the waypoint",
+ "config commands.",
+ ),
+ )
+
  return doc, nil
 }
 
@@ -933,6 +971,12 @@ type Config struct {
  // Must be a value between 512 and 10240.
  // Defaults to 512 MB.
  StorageMB int `hcl:"storagemb,optional"`
+
+ // Environment variables that are meant to configure the application in a static
+ // way. This might be control an image that has multiple modes of operation,
+ // selected via environment variable. Most configuration should use the waypoint
+ // config commands.
+ StaticEnvVars map[string]string `hcl:"static_environment,optional"`
 }
 
 var (

builtin/aws/lambda/plugin.proto

@@ -22,4 +22,8 @@ message Deployment {
 
  // The version identifier AWS uses for this version (basically a serial increasing number)
  string version = 7;
+
+ // The storage size (in MB) of the Lambda function's `/tmp` directory. 
+ // Must be a value between 512 and 10240.
+ int64 storage = 8;
 }

website/content/partials/components/platform-aws-lambda.mdx

@@ -56,6 +56,15 @@ The amount of memory, in megabytes, to assign the function.
 - **Optional**
 - Default: 265
 
+#### static_environment
+
+Environment variables to expose to the lambda function.
+
+Environment variables that are meant to configure the application in a static way. This might be to control an image that has multiple modes of operation, selected via environment variable. Most configuration should use the waypoint config commands.
+
+- Type: **map of string to string**
+- **Optional**
+
 #### storagemb
 
 The storage size (in MB) of the Lambda function's `/tmp` directory. Must be a value between 512 and 10240.