From 873a27c4909e468a67eac04035183972b40f5246 Mon Sep 17 00:00:00 2001
From: Khue Doan <mail@khuedoan.com>
Date: Fri, 14 Oct 2022 19:02:10 +0700
Subject: [PATCH] refactor(bootstrap)!: create a temporary git server for the
 seed repo

Instead of relying on GitHub
---
 Makefile                                |  1 +
 bootstrap/root/apply.sh                 | 36 ++++++++++++++++++++++---
 bootstrap/root/seed-repo/.gitignore     |  2 ++
 bootstrap/root/values-seed.yaml         |  2 --
 platform/gitea/files/config/config.yaml |  2 +-
 scripts/configure                       | 11 --------
 6 files changed, 36 insertions(+), 18 deletions(-)
 create mode 100644 bootstrap/root/seed-repo/.gitignore
 delete mode 100644 bootstrap/root/values-seed.yaml

diff --git a/Makefile b/Makefile
index ebf6b730..9df1d8a0 100644
--- a/Makefile
+++ b/Makefile
@@ -47,6 +47,7 @@ test:
 
 clean:
 	docker compose --project-directory ./metal/roles/pxe_server/files down
+	docker rm --force homelab-seed-repo
 
 dev:
 	make -C metal cluster env=dev
diff --git a/bootstrap/root/apply.sh b/bootstrap/root/apply.sh
index 2dd4465f..b5e5dbc0 100755
--- a/bootstrap/root/apply.sh
+++ b/bootstrap/root/apply.sh
@@ -1,13 +1,41 @@
 #!/bin/sh
 
-VALUES="values.yaml"
+set -eu
 
-kubectl get ingress gitea --namespace gitea \
-    || VALUES="values-seed.yaml"
+ADDITIONAL_VALUES=""
+
+# If the Gitea service does not exist, it means that this is the first installation, clone from a seed repo instead
+# ArgoCD will automatically switch to Gitea once the repository is clonable
+if ! kubectl get service gitea-http --namespace gitea; then
+    # Use Ansible to get a consistent output with ../metal
+    CONTROLLER_IP="$(\
+        ANSIBLE_LOAD_CALLBACK_PLUGINS=true \
+        ANSIBLE_STDOUT_CALLBACK=json \
+        ansible localhost -m ansible.builtin.setup -a 'filter=ansible_default_ipv4' \
+        | jq --raw-output '.plays[0].tasks[0].hosts.localhost.ansible_facts.ansible_default_ipv4.address' \
+    )"
+
+    # Create a temporary git server
+    SEED_REPO="${PWD}/seed-repo/homelab.git"
+    [ -d "${SEED_REPO}" ] || git clone --bare ../.. "${SEED_REPO}"
+    git -C "${SEED_REPO}" update-server-info
+    git -C "${SEED_REPO}" fetch --all
+	docker start homelab-seed-repo || docker run \
+		--volume "${PWD}/seed-repo:/usr/share/nginx/html:ro" \
+		--publish 8000:80 \
+		--rm \
+		--detach \
+		--name homelab-seed-repo \
+		nginx:latest
+
+    ADDITIONAL_VALUES="gitops.repo=http://${CONTROLLER_IP}:8000/homelab.git"
+fi
+
+echo "${ADDITIONAL_VALUES}"
 
 helm template \
     --include-crds \
     --namespace argocd \
-    --values "${VALUES}" \
+    --set "${ADDITIONAL_VALUES}" \
     argocd . \
     | kubectl apply -n argocd -f -
diff --git a/bootstrap/root/seed-repo/.gitignore b/bootstrap/root/seed-repo/.gitignore
new file mode 100644
index 00000000..d6b7ef32
--- /dev/null
+++ b/bootstrap/root/seed-repo/.gitignore
@@ -0,0 +1,2 @@
+*
+!.gitignore
diff --git a/bootstrap/root/values-seed.yaml b/bootstrap/root/values-seed.yaml
deleted file mode 100644
index ae729830..00000000
--- a/bootstrap/root/values-seed.yaml
+++ /dev/null
@@ -1,2 +0,0 @@
-gitops:
-  repo: https://github.com/khuedoan/homelab
diff --git a/platform/gitea/files/config/config.yaml b/platform/gitea/files/config/config.yaml
index b093dbff..295e0db1 100644
--- a/platform/gitea/files/config/config.yaml
+++ b/platform/gitea/files/config/config.yaml
@@ -16,7 +16,7 @@ repositories:
     owner: ops
     private: false
     migrate:
-      source: https://github.com/khuedoan/homelab
+      source: http://192.168.1.24:8000/homelab.git # TODO
       mirror: false
     # TODO create webhook (use a global one?)
     # webhooks:
diff --git a/scripts/configure b/scripts/configure
index 982aa7b9..db2d74e7 100755
--- a/scripts/configure
+++ b/scripts/configure
@@ -13,7 +13,6 @@ import sys
 
 from rich.prompt import Confirm, Prompt
 
-default_seed_repo = "https://github.com/khuedoan/homelab"
 default_domain = "khuedoan.com"
 default_timezone = "Asia/Ho_Chi_Minh"
 default_terraform_workspace = "khuedoan"
@@ -44,7 +43,6 @@ def main() -> None:
 
     editor = Prompt.ask("Select text editor", default='nvim')
     domain = Prompt.ask("Enter your domain", default=default_domain)
-    seed_repo = Prompt.ask("Enter seed repo", default=default_seed_repo)
     timezone = Prompt.ask("Enter time zone", default=default_timezone)
 
     find_and_replace(
@@ -60,15 +58,6 @@ def main() -> None:
         ]
     )
 
-    find_and_replace(
-        pattern=default_seed_repo,
-        replacement=seed_repo,
-        paths=[
-            "bootstrap",
-            "platform"
-        ]
-    )
-
     find_and_replace(
         pattern=default_timezone,
         replacement=timezone,