Subject: Re: [PATCH] ci: avoid pounding on the poor ci-artifacts container

From: Đoàn Trần Công Danh <[email-masked]>
Date: Wed, 13 May 2020 19:44:06 +0700

On 2020-05-12 20:47:10+0000, Johannes Schindelin via GitGitGadget <[email-masked]> wrote:
> -      run: a=git-sdk-64-minimal && mkdir -p $a && curl -# https://wingit.blob.core.windows.net/ci-artifacts/$a.tar.xz | tar -C $a -xJf -
> +      run: |
> +        ## Add `json_pp` to the search path
> +        PATH=$PATH:/usr/bin/core_perl
> +
> +        ## Get artifact
> +        urlbase=https://dev.azure.com/git-for-windows/git/_apis/build/builds
> +        id=$(curl "$urlbase?definitions=22&statusFilter=completed&resultFilter=succeeded&\$top=1" |
> +          json_pp |
> +          sed -n 's/^         "id" : \([1-9][0-9]*\).*/\1/p')
> +        download_url="$(curl "$urlbase/$id/artifacts" |
> +          json_pp |
> +          sed -n '/^      {/{:1;N;/\n      }/b2;b1;:2;/"name" : "git-sdk-64-minimal"/{s/.*"downloadUrl" : "\([^\"]*\).*/\1/p}}')"

Hi Dscho,

I wonder if it's acceptable to introduce jq (already installed in
GitHub Actions and Travis) into our codebase (only in GitHub Actions).

If yes, I think this will be easier to follow than depending on static
number of space and sed branching.
---------------------8<-----------------
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index e2e1611aa2..482df46651 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -13,17 +13,12 @@ jobs:
     - name: download git-sdk-64-minimal
       shell: bash
       run: |
-        ## Add `json_pp` to the search path
-        PATH=$PATH:/usr/bin/core_perl
-
         ## Get artifact
         urlbase=https://dev.azure.com/git-for-windows/git/_apis/build/builds
         id=$(curl "$urlbase?definitions=22&statusFilter=completed&resultFilter=succeeded&\$top=1" |
-          json_pp |
-          sed -n 's/^         "id" : \([1-9][0-9]*\).*/\1/p')
+          jq -r ".value[] | .id")
         download_url="$(curl "$urlbase/$id/artifacts" |
-          json_pp |
-          sed -n '/^      {/{:1;N;/\n      }/b2;b1;:2;/"name" : "git-sdk-64-minimal"/{s/.*"downloadUrl" : "\([^\"]*\).*/\1/p}}')"
+          jq -r '.value[] | select(.name == "git-sdk-64-minimal").resource.downloadUrl')"
         curl --connect-timeout 10 --retry 5 --retry-delay 0 --retry-max-time 240 \
           -o artifacts.zip "$download_url"
 
@@ -104,17 +99,12 @@ jobs:
     - name: download git-sdk-64-minimal
       shell: bash
       run: |
-        ## Add `json_pp` to the search path
-        PATH=$PATH:/usr/bin/core_perl
-
         ## Get artifact
         urlbase=https://dev.azure.com/git-for-windows/git/_apis/build/builds
         id=$(curl "$urlbase?definitions=22&statusFilter=completed&resultFilter=succeeded&\$top=1" |
-          json_pp |
-          sed -n 's/^         "id" : \([1-9][0-9]*\).*/\1/p')
+          jq -r ".value[] | .id")
         download_url="$(curl "$urlbase/$id/artifacts" |
-          json_pp |
-          sed -n '/^      {/{:1;N;/\n      }/b2;b1;:2;/"name" : "git-sdk-64-minimal"/{s/.*"downloadUrl" : "\([^\"]*\).*/\1/p}}')"
+          jq -r '.value[] | select(.name == "git-sdk-64-minimal").resource.downloadUrl')"
         curl --connect-timeout 10 --retry 5 --retry-delay 0 --retry-max-time 240 \
           -o artifacts.zip "$download_url"
 
----------->8------------

-- 
Danh