fix: gh-86: allow flexible installation path for the git-version binary

Allow flexible installation path for the git-version binary in order to support self-hosted runners, where installation paths for tooling may vary
Use elevated privileges to download + make tool executable

Author: robinbaxon

action.yml

@@ -1,47 +1,51 @@
 name: Git Version
 author: "Codacy"
-description: 'Semver versioning based on the git history and commit messages of your repository.'
+description: "Semver versioning based on the git history and commit messages of your repository."
 branding:
-  icon: 'git-branch'
-  color: 'gray-dark'
+  icon: "git-branch"
+  color: "gray-dark"
 inputs:
   tool-version:
-    description: 'The version of the tool to be ran'
+    description: "The version of the tool to be ran"
     required: true
     default: latest
+  tool-installation-path:
+    description: "The path where the tool will be installed"
+    required: false
+    default: /usr/local/bin
   release-branch:
-    description: 'The name of the release branch'
+    description: "The name of the release branch"
     required: true
     default: master
   dev-branch:
-    description: 'The name of the dev branch'
+    description: "The name of the dev branch"
     required: true
     default: dev
   minor-identifier:
-    description: 'The string or regex to identify a minor release commit'
+    description: "The string or regex to identify a minor release commit"
     required: true
-    default: 'feature:'
+    default: "feature:"
   major-identifier:
-    description: 'The string or regex to identify a major release commit'
+    description: "The string or regex to identify a major release commit"
     required: true
-    default: 'breaking:'
+    default: "breaking:"
   skip-prerelease:
-    description: 'Skip prerelease part of the version. When true, release-branch and dev-branch are effectively ignored'
+    description: "Skip prerelease part of the version. When true, release-branch and dev-branch are effectively ignored"
     required: true
-    default: 'false'
+    default: "false"
   prefix:
-    description: 'The prefix to use in the version'
+    description: "The prefix to use in the version"
     required: false
   log-paths:
-    description: 'The paths to be used to calculate changes (comma-separated)'
+    description: "The paths to be used to calculate changes (comma-separated)"
     required: false
     default: ./
 outputs:
   version:
-    description: 'The value of the new pre-calculated tag'
+    description: "The value of the new pre-calculated tag"
     value: ${{ steps.version.outputs.version }}
   previous-version:
-    description: 'Contains the value of previous tag, before calculating a new one'
+    description: "Contains the value of previous tag, before calculating a new one"
     value: ${{ steps.previous-version.outputs.previous-version }}
 runs:
   using: "composite"
@@ -54,21 +58,21 @@ runs:
         else
           download_url="https://github.com/codacy/git-version/releases/download/${{ inputs.tool-version }}/git-version"
         fi
-        curl -Ls "$download_url" > /usr/local/bin/git-version
-        chmod +x /usr/local/bin/git-version
+        sudo wget "$download_url" -O "${{ inputs.tool-installation-path }}/git-version"
+        sudo chmod +x "${{ inputs.tool-installation-path }}/git-version"
     - id: previous-version
       shell: bash
       run: |
         set -eo pipefail
 
-        export PREVIOUS_VERSION=$(git-version \
+        export PREVIOUS_VERSION=$(${{ inputs.tool-installation-path }}/git-version \
             --previous-version \
             --release-branch "${{ inputs.release-branch }}" \
             --dev-branch "${{ inputs.dev-branch }}" \
             --minor-identifier="${{ inputs.minor-identifier }}" \
             --major-identifier="${{ inputs.major-identifier }}" \
-            ${{ inputs.skip-prerelease == 'true' && '--skip-prerelease' || '' }} \
-            --version-prefix "${{ inputs.prefix }}")
+            --version-prefix "${{ inputs.prefix }}" \
+            ${{ inputs.skip-prerelease == 'true' && '--skip-prerelease' || '' }})
 
         echo "previous-version=$PREVIOUS_VERSION" >> $GITHUB_OUTPUT
         echo "Previous Version: $PREVIOUS_VERSION"
@@ -77,14 +81,14 @@ runs:
       run: |
         set -eo pipefail
 
-        export VERSION=$(git-version \
+        export VERSION=$(${{ inputs.tool-installation-path }}/git-version \
             --release-branch "${{ inputs.release-branch }}" \
             --dev-branch "${{ inputs.dev-branch }}" \
             --minor-identifier="${{ inputs.minor-identifier }}" \
             --major-identifier="${{ inputs.major-identifier }}" \
-            --log-paths="${{ inputs.log-paths }}" \ 
-            ${{ inputs.skip-prerelease == 'true' && '--skip-prerelease' || '' }} \
-            --version-prefix "${{ inputs.prefix }}")
+            --log-paths="${{ inputs.log-paths }}" \
+            --version-prefix "${{ inputs.prefix }}" \
+            ${{ inputs.skip-prerelease == 'true' && '--skip-prerelease' || '' }})
 
         echo "version=$VERSION" >> $GITHUB_OUTPUT
         echo "New Version: $VERSION"