[Ubuntu] rework erlang installation (workaround hashes) (#7234)

images/linux/scripts/SoftwareReport/SoftwareReport.Generator.ps1

@@ -40,7 +40,7 @@ $languageAndRuntime.AddToolVersionsListInline("Clang", $(Get-ClangToolVersions -
 $languageAndRuntime.AddToolVersionsListInline("Clang-format", $(Get-ClangToolVersions -ToolName "clang-format"), "^\d+")
 $languageAndRuntime.AddToolVersionsListInline("Clang-tidy", $(Get-ClangTidyVersions), "^\d+")
 $languageAndRuntime.AddToolVersion("Dash", $(Get-DashVersion))
-if (Test-IsUbuntu20) {
+if ((Test-IsUbuntu18) -or (Test-IsUbuntu20)) {
     $languageAndRuntime.AddToolVersion("Erlang", $(Get-ErlangVersion))
     $languageAndRuntime.AddToolVersion("Erlang rebar3", $(Get-ErlangRebar3Version))
 }

images/linux/scripts/installers/erlang.sh

@@ -6,6 +6,7 @@
 
 # Source the helpers for use with the script
 source $HELPER_SCRIPTS/install.sh
+source $HELPER_SCRIPTS/os.sh
 
 source_list=/etc/apt/sources.list.d/eslerlang.list
 source_key=/usr/share/keyrings/eslerlang.gpg
@@ -14,7 +15,24 @@ source_key=/usr/share/keyrings/eslerlang.gpg
 wget -q -O - https://packages.erlang-solutions.com/ubuntu/erlang_solutions.asc | gpg --dearmor > $source_key
 echo "deb [signed-by=$source_key]  https://packages.erlang-solutions.com/ubuntu $(lsb_release -cs) contrib" > $source_list
 apt-get update
-apt-get install -y --no-install-recommends esl-erlang
+
+
+apt-get install --no-install-recommends esl-erlang || true
+
+# Downoloading and installing a deb file manually, ignore deptree errors
+if isUbuntu18; then
+    esl_url="https://packages.erlang-solutions.com/ubuntu/pool/esl-erlang_25.2.3-1~ubuntu~bionic_amd64.deb"
+    download_with_retries $esl_url  "/tmp"
+    dpkg -i /tmp/esl-erlang_25.2.3-1~ubuntu~bionic_amd64.deb || true
+else
+    esl_url="https://packages.erlang-solutions.com/ubuntu/pool/esl-erlang_25.2.3-2~ubuntu~focal_amd64.deb"
+    download_with_retries $esl_url  "/tmp"
+    dpkg -i /tmp/esl-erlang_25.2.3-2~ubuntu~focal_amd64.deb || true
+fi
+
+# Restore a proper deptree which brings esl-erlang back in the loop
+# but eleminate unwanted X.org dependencies
+apt --no-install-recommends --fix-broken install
 
 # Install rebar3
 rebar3_url="https://github.com/erlang/rebar3/releases/latest/download/rebar3"

images/linux/scripts/tests/Tools.Tests.ps1

@@ -132,7 +132,7 @@ Describe "Cmake" {
     }
 }
 
-Describe "erlang" -Skip:((Test-IsUbuntu22) -or (Test-IsUbuntu18)) {
+Describe "erlang" -Skip:(Test-IsUbuntu22) {
     $testCases = @("erl -version", "erlc -v", "rebar3 -v") | ForEach-Object { @{ErlangCommand = $_} }
 
     It "erlang <ErlangCommand>" -TestCases $testCases {

images/linux/ubuntu1804.json

@@ -206,6 +206,7 @@
                 "{{template_dir}}/scripts/installers/codeql-bundle.sh",
                 "{{template_dir}}/scripts/installers/containers.sh",
                 "{{template_dir}}/scripts/installers/dotnetcore-sdk.sh",
+                "{{template_dir}}/scripts/installers/erlang.sh",
                 "{{template_dir}}/scripts/installers/firefox.sh",
                 "{{template_dir}}/scripts/installers/microsoft-edge.sh",
                 "{{template_dir}}/scripts/installers/gcc.sh",