[tor-commits] [tor/master] Improve comments in .gitlab-ci.yml

[nickm@xxxxxxxxxxxxxx]

commit aeafb7f44f07136101c06ea2986b295ef9915c9c
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date:   Wed Aug 12 20:20:58 2020 -0400

    Improve comments in .gitlab-ci.yml
---
 .gitlab-ci.yml | 27 ++++++++++++++++++++++++++-
 1 file changed, 26 insertions(+), 1 deletion(-)

diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index c77e78764d..176c71f8f0 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -58,12 +58,18 @@ variables:
   <<: *artifacts-template
   variables:
     DEBIAN_FRONTEND: "noninteractive"
+  # TODO: Using "cache" in this way speeds up our downloads.  It would be
+  # even better, though, to start with a pre-upgraded debian image.
+  #
+  # TODO: Will we have to do this differently once we have more than one
+  # debian version that we're using?
   cache:
     key: apt
     paths:
       - apt-cache
   before_script:
     - *apt-template
+    # Install patches unconditionally.
     - apt-get install
         automake
         build-essential
@@ -77,20 +83,28 @@ variables:
         pkg-config
         python3
         zlib1g-dev
+    # Install patches that we only need for some use cases.
     - if [ "$ASCIIDOC" = yes ]; then apt-get install asciidoc xmlto; fi
     - if [ "$DOXYGEN" = yes ]; then apt-get install doxygen; fi
     - if [ "$STEM" = yes ]; then apt-get install timelimit; fi
     - if [ "$CC" = clang ]; then apt-get install clang; fi
+    # TODO: This next line should not be debian-only.
     - if [ "$STEM" = yes ]; then git clone --depth 1 https://git.torproject.org/stem.git ; export STEM_PATH="$(pwd)/stem"; fi
+    # TODO: This next line should not be debian-only.
     - if [ "$CHUTNEY" = yes ]; then git clone --depth 1 https://git.torproject.org/chutney.git ;  export CHUTNEY_PATH="$(pwd)/chutney"; fi
 
+# Minmal check on debian: just make, make check.
+#
 debian-minimal:
   image: debian:stable
   <<: *debian-template
   script:
     - ./scripts/ci/ci-driver.sh
 
-
+#####
+# Run "make check" with a hardened clang on debian stable.  This takes
+# care of a hardening check, and a compile-with-clang check.
+#
 # TODO: This will be faster once we merge #40098 and #40099.
 debian-hardened:
   image: debian:testing
@@ -101,6 +115,8 @@ debian-hardened:
   script:
     - ./scripts/ci/ci-driver.sh
 
+#####
+# Distcheck on debian stable
 debian-distcheck:
   image: debian:stable
   <<: *debian-template
@@ -110,6 +126,8 @@ debian-distcheck:
   script:
     - ./scripts/ci/ci-driver.sh
 
+#####
+# Documentation tests on debian stable: doxygen and asciidoc.
 debian-docs:
   image: debian:stable
   <<: *debian-template
@@ -121,6 +139,13 @@ debian-docs:
   script:
     - ./scripts/ci/ci-driver.sh
 
+#####
+# Integration tests on debian stable: chutney and stem.
+#
+# TODO: It would be cool if this target didn't have to re-build tor, and
+#       could instead re-use Tor from debian-minimal.  That can be done
+#       with the 'artifacts' mechanism, in theory, but it would be good to
+#       avoid having to have a system with hundreds of artifacts.
 debian-integration:
   image: debian:stable
   <<: *debian-template



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