fix: Allow user supplied registry to be set in the template (#135)

.github/workflows/build-pr.yml

@@ -121,6 +121,8 @@ jobs:
           BB_BUILDKIT_CACHE_GHA: true
         run: |
           cd integration-tests/test-repo
+          bluebuild template -vv | tee Containerfile
+          grep -q 'ARG IMAGE_REGISTRY=ghcr.io/blue-build' Containerfile || exit 1
           if [ -n "$GH_TOKEN" ] && [ -n "$COSIGN_PRIVATE_KEY" ]; then
             bluebuild build --push -vv
           else

.github/workflows/build.yml

@@ -135,4 +135,6 @@ jobs:
           BB_BUILDKIT_CACHE_GHA: true
         run: |
           cd integration-tests/test-repo
+          bluebuild template -vv | tee Containerfile
+          grep -q 'ARG IMAGE_REGISTRY=ghcr.io/blue-build' Containerfile || exit 1
           bluebuild build --push -vv

src/commands/template.rs

@@ -1,9 +1,11 @@
-use std::path::PathBuf;
+use std::{env, path::PathBuf};
 
 use anyhow::Result;
 use blue_build_recipe::Recipe;
 use blue_build_template::{ContainerFileTemplate, Template};
-use blue_build_utils::constants::RECIPE_PATH;
+use blue_build_utils::constants::{
+    CI_PROJECT_NAME, CI_PROJECT_NAMESPACE, CI_REGISTRY, GITHUB_REPOSITORY_OWNER, RECIPE_PATH,
+};
 use clap::Args;
 use log::{debug, info, trace};
 use typed_builder::TypedBuilder;
@@ -23,6 +25,22 @@ pub struct TemplateCommand {
     #[arg(short, long)]
     #[builder(default, setter(into, strip_option))]
     output: Option<PathBuf>,
+
+    /// The registry domain the image will be published to.
+    ///
+    /// This is used for modules that need to know where
+    /// the image is being published (i.e. the signing module).
+    #[arg(long)]
+    #[builder(default, setter(into, strip_option))]
+    registry: Option<String>,
+
+    /// The registry namespace the image will be published to.
+    ///
+    /// This is used for modules that need to know where
+    /// the image is being published (i.e. the signing module).
+    #[arg(long)]
+    #[builder(default, setter(into, strip_option))]
+    registry_namespace: Option<String>,
 }
 
 impl BlueBuildCommand for TemplateCommand {
@@ -57,6 +75,7 @@ impl TemplateCommand {
             .build_id(Driver::get_build_id())
             .recipe(&recipe_de)
             .recipe_path(recipe_path.as_path())
+            .registry(self.get_registry())
             .build();
 
         let output_str = template.render()?;
@@ -73,6 +92,37 @@ impl TemplateCommand {
         info!("Finished templating Containerfile");
         Ok(())
     }
+
+    fn get_registry(&self) -> String {
+        match (
+            self.registry.as_ref(),
+            self.registry_namespace.as_ref(),
+            Self::get_github_repo_owner(),
+            Self::get_gitlab_registry_path(),
+        ) {
+            (Some(r), Some(rn), _, _) => format!("{r}/{rn}"),
+            (Some(r), None, _, _) => r.to_string(),
+            (None, None, Some(gh_repo_owner), None) => format!("ghcr.io/{gh_repo_owner}"),
+            (None, None, None, Some(gl_reg_path)) => gl_reg_path,
+            _ => "localhost".to_string(),
+        }
+    }
+
+    fn get_github_repo_owner() -> Option<String> {
+        Some(env::var(GITHUB_REPOSITORY_OWNER).ok()?.to_lowercase())
+    }
+
+    fn get_gitlab_registry_path() -> Option<String> {
+        Some(
+            format!(
+                "{}/{}/{}",
+                env::var(CI_REGISTRY).ok()?,
+                env::var(CI_PROJECT_NAMESPACE).ok()?,
+                env::var(CI_PROJECT_NAME).ok()?,
+            )
+            .to_lowercase(),
+        )
+    }
 }
 
 // ======================================================== //

template/src/lib.rs

@@ -2,8 +2,8 @@ use std::{borrow::Cow, env, fs, path::Path, process};
 
 use blue_build_recipe::Recipe;
 use blue_build_utils::constants::{
-    CI_PROJECT_NAME, CI_PROJECT_NAMESPACE, CI_REGISTRY, CI_SERVER_HOST, CI_SERVER_PROTOCOL,
-    COSIGN_PATH, GITHUB_REPOSITORY_OWNER, GITHUB_RESPOSITORY, GITHUB_SERVER_URL,
+    CI_PROJECT_NAME, CI_PROJECT_NAMESPACE, CI_SERVER_HOST, CI_SERVER_PROTOCOL, COSIGN_PATH,
+    GITHUB_RESPOSITORY, GITHUB_SERVER_URL,
 };
 use log::{debug, error, trace};
 use typed_builder::TypedBuilder;
@@ -24,6 +24,9 @@ pub struct ContainerFileTemplate<'a> {
 
     #[builder(setter(into))]
     os_version: Cow<'a, str>,
+
+    #[builder(setter(into))]
+    registry: Cow<'a, str>,
 }
 
 #[derive(Debug, Clone, Template, TypedBuilder)]
@@ -102,22 +105,6 @@ fn print_containerfile(containerfile: &str) -> String {
     file
 }
 
-fn get_github_repo_owner() -> Option<String> {
-    Some(env::var(GITHUB_REPOSITORY_OWNER).ok()?.to_lowercase())
-}
-
-fn get_gitlab_registry_path() -> Option<String> {
-    Some(
-        format!(
-            "{}/{}/{}",
-            env::var(CI_REGISTRY).ok()?,
-            env::var(CI_PROJECT_NAMESPACE).ok()?,
-            env::var(CI_PROJECT_NAME).ok()?,
-        )
-        .to_lowercase(),
-    )
-}
-
 fn get_repo_url() -> Option<String> {
     Some(
         match (

template/templates/Containerfile.j2

@@ -11,14 +11,7 @@ LABEL org.opencontainers.image.source="{{ repo }}"
 LABEL io.artifacthub.package.readme-url=https://raw.githubusercontent.com/blue-build/cli/main/README.md
 
 ARG RECIPE={{ recipe_path.display() }}
-
-{%- if let Some(repo_owner) = self::get_github_repo_owner() %}
-ARG IMAGE_REGISTRY=ghcr.io/{{ repo_owner }}
-{%- else if let Some(registry) = self::get_gitlab_registry_path() %}
 ARG IMAGE_REGISTRY={{ registry }}
-{%- else %}
-ARG IMAGE_REGISTRY=localhost
-{%- endif %}
 
 ARG CONFIG_DIRECTORY="/tmp/config"
 ARG IMAGE_NAME="{{ recipe.name }}"