From 964a8aca24913d498a2677686e88d96b118ad536 Mon Sep 17 00:00:00 2001
From: Nick Mathewson <nickm@torproject.org>
Date: Thu, 9 Nov 2023 15:29:02 -0500
Subject: Tweak CI script for mermaid.

My goal here is to only run MMDC when building main and about to
deploy it for the specs.
---
 .gitlab-ci.yml | 34 ++++++++++++++++++++++++++--------
 1 file changed, 26 insertions(+), 8 deletions(-)

(limited to '.gitlab-ci.yml')

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 6a00b5d..06942af 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,19 +1,29 @@
 ---
 variables:
   SITE_URL: spec.torproject.org
-  MMDC: mmdc -p bin/ci-puppeteer-config.json
-# ^ re MMDC:
-# https://github.com/mermaid-js/mermaid-cli/blob/HEAD/docs/linux-sandbox-issue.md
-#
-# bin/ is the wrong place for that file
-# but I don't want to rename all of bin/ to maint/ right now.
 
 build:
   image: rust:bookworm
+  rules:
+    # We install mermaid-cli only when we are building for the
+    # actual website, since it is pretty expensive.  If we switch to
+    # faster install tool, we should revisit that.
+    - if: '$CI_PROJECT_ROOT_NAMESPACE == "tpo" && $CI_COMMIT_BRANCH == $CI_DEFAULT_BRANCH'
+      variables:
+         MMDC: mmdc -p bin/ci-puppeteer-config.json
+         # ^ See note
+    # But we _do_ want to build unconditionally.
+    - when: always
   script:
+    - env
     - apt-get update && apt-get install -y git python3 python3-yaml
     - ./bin/via-cargo-install-in-ci mdbook
-    - ./bin/mermaid-cli-in-ci
+    - |
+      if test "$MMDC" != "" ; then
+         ./bin/mermaid-cli-in-ci
+      else
+         ./bin/via-cargo-install-in-ci mdbook-mermaid
+      fi
     - ./bin/check_index
     - ./bin/build_html
     - mv html public
@@ -24,8 +34,16 @@ build:
     paths:
       - cache
 
+# Note re MMDC above:
+# https://github.com/mermaid-js/mermaid-cli/blob/HEAD/docs/linux-sandbox-issue.md
+#
+# bin/ is the wrong place for that file
+# but I don't want to rename all of bin/ to maint/ right now.
+
 link-check:
   image: rust:bookworm
+  rules:
+    - when: always
   script:
     - apt-get update && apt-get install -y git python3 python3-yaml linklint
     - ./bin/via-cargo-install-in-ci mdbook
@@ -50,4 +68,4 @@ include:
 # request.
 pages:
   rules:
-    - if: '$CI_PROJECT_ROOT_NAMESPACE != "tpo" && $CI_PIPELINE_SOURCE == "merge_request"'
+    - if: '$CI_PROJECT_ROOT_NAMESPACE != "tpo" && $CI_PIPELINE_SOURCE == "merge_request_event"'
-- 
cgit v1.2.3-54-g00ecf