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Allow providing custom --env variables to be used in the container #171

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Merged
euanh merged 1 commit into from
Feb 2, 2026
Merged

Allow providing custom --env variables to be used in the container #171

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8 changes: 8 additions & 0 deletions Sources/containertool/Extensions/RegistryClient+publish.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,7 @@ func publishContainerImage<Source: ImageSource, Destination: ImageDestination>(
os: String,
entrypoint: String?,
cmd: [String],
additionalEnv: [String],
resources: [String],
tag: String?,
verbose: Bool,
Expand Down Expand Up @@ -128,6 +129,13 @@ func publishContainerImage<Source: ImageSource, Destination: ImageDestination>(
inheritedConfiguration.Cmd = cmd
inheritedConfiguration.WorkingDir = "/"

if var env = inheritedConfiguration.Env {
env.append(contentsOf: additionalEnv)
inheritedConfiguration.Env = env
} else {
inheritedConfiguration.Env = additionalEnv
}

let configuration = ImageConfiguration(
created: timestamp,
architecture: architecture,
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4 changes: 4 additions & 0 deletions Sources/containertool/containertool.swift
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Expand Up @@ -68,6 +68,9 @@ enum AllowHTTP: String, ExpressibleByArgument, CaseIterable { case source, desti
@Option(help: "Entrypoint process")
var entrypoint: String?

@Option(parsing: .singleValue, help: "Additional environment variables to set in the container")
var env: [String] = []

@Option(parsing: .remaining, help: "Default arguments to pass to the entrypoint process")
var cmd: [String] = []
}
Expand Down Expand Up @@ -230,6 +233,7 @@ enum AllowHTTP: String, ExpressibleByArgument, CaseIterable { case source, desti
os: os,
entrypoint: imageConfigurationOptions.entrypoint,
cmd: imageConfigurationOptions.cmd,
additionalEnv: imageConfigurationOptions.env,
resources: imageBuildOptions.resources,
tag: repositoryOptions.tag,
verbose: verbose,
Expand Down