Merge branch 'philipcunningham-make-php-support-available-in-glas-523657' into 'main'

Draft: Add PHP language support to gitlab-advanced-sast

See merge request components/sast!21

templates/sast.yml

@@ -21,6 +21,9 @@ spec:
       type: boolean
     include_experimental:
       default: 'false'
+    ff_glas_enable_php_support:
+      default: true
+      type: boolean
 ---
 .sast-analyzer:
   stage: $[[ inputs.stage ]]
@@ -48,6 +51,77 @@ spec:
   rules:
     - when: never
 
+.gitlab-advanced-sast-exist-rules:
+  exists:
+    - '**/*.py'
+    - '**/*.go'
+    - '**/*.java'
+    - '**/*.jsp'
+    - '**/*.js'
+    - '**/*.jsx'
+    - '**/*.ts'
+    - '**/*.tsx'
+    - '**/*.cjs'
+    - '**/*.mjs'
+    - '**/*.cs'
+    - '**/*.rb'
+    - '**/*.php'
+
+.semgrep-with-advanced-sast-exist-rules:
+  exists:
+    - '**/*.c'
+    - '**/*.cc'
+    - '**/*.cpp'
+    - '**/*.c++'
+    - '**/*.cp'
+    - '**/*.cxx'
+    - '**/*.h'
+    - '**/*.hpp'
+    - '**/*.scala'
+    - '**/*.sc'
+    - '**/*.php'
+    - '**/*.swift'
+    - '**/*.m'
+    - '**/*.kt'
+    - '**/*.properties'
+    - '**/application*.yml'
+    - '**/bootstrap*.yml'
+    - '**/application*.yaml'
+    - '**/bootstrap*.yaml'
+
+.semgrep-exist-rules:
+  exists:
+    - '**/*.py'
+    - '**/*.js'
+    - '**/*.jsx'
+    - '**/*.ts'
+    - '**/*.tsx'
+    - '**/*.c'
+    - '**/*.cc'
+    - '**/*.cpp'
+    - '**/*.c++'
+    - '**/*.cp'
+    - '**/*.cxx'
+    - '**/*.h'
+    - '**/*.hpp'
+    - '**/*.go'
+    - '**/*.java'
+    - '**/*.cs'
+    - '**/*.scala'
+    - '**/*.sc'
+    - '**/*.php'
+    - '**/*.swift'
+    - '**/*.m'
+    - '**/*.rb'
+    - '**/*.kt'
+    - '**/*.cjs'
+    - '**/*.mjs'
+    - '**/*.properties'
+    - '**/application*.yml'
+    - '**/bootstrap*.yml'
+    - '**/application*.yaml'
+    - '**/bootstrap*.yaml'
+
 gitlab-advanced-sast:
   extends: .sast-analyzer
   image:
@@ -68,19 +142,7 @@ gitlab-advanced-sast:
       when: never
     - if: $CI_COMMIT_BRANCH &&
           $GITLAB_FEATURES =~ /\bsast_advanced\b/
-      exists:
-        - '**/*.py'
-        - '**/*.go'
-        - '**/*.java'
-        - '**/*.jsp'
-        - '**/*.js'
-        - '**/*.jsx'
-        - '**/*.ts'
-        - '**/*.tsx'
-        - '**/*.cjs'
-        - '**/*.mjs'
-        - '**/*.cs'
-        - '**/*.rb'
+      exists: !reference [.gitlab-advanced-sast-exist-rules, exists]
 
 brakeman-sast:
   extends: .deprecated-16.8
@@ -138,72 +200,34 @@ semgrep-sast:
   rules:
     - if: '"$[[ inputs.excluded_analyzers ]]" =~ /semgrep/'
       when: never
-    # In case gitlab-advanced-sast also runs, exclude files already scanned by gitlab-advanced-sast
+    # When advanced SAST runs with PHP support enabled
     - if: '$CI_COMMIT_BRANCH &&
           $GITLAB_FEATURES =~ /\bsast_advanced\b/ &&
           "$[[ inputs.excluded_analyzers ]]" !~ /gitlab-advanced-sast/ &&
-          "$[[ inputs.run_advanced_sast ]]" == "true"'
+          "$[[ inputs.run_advanced_sast ]]" == "true" &&
+          "$[[ inputs.ff_glas_enable_php_support ]]" == "true"'
+      variables:
+        SAST_EXCLUDED_PATHS: "$DEFAULT_SAST_EXCLUDED_PATHS, **/*.py, **/*.go, **/*.java, **/*.js, **/*.jsx, **/*.ts, **/*.tsx, **/*.cjs, **/*.mjs, **/*.cs, **/*.rb, **/*.php"
+      exists: !reference [.semgrep-with-advanced-sast-exist-rules, exists]
+    # When advanced SAST runs but PHP support is disabled
+    - if: '$CI_COMMIT_BRANCH &&
+          $GITLAB_FEATURES =~ /\bsast_advanced\b/ &&
+          "$[[ inputs.excluded_analyzers ]]" !~ /gitlab-advanced-sast/ &&
+          "$[[ inputs.run_advanced_sast ]]" == "true" &&
+          "$[[ inputs.ff_glas_enable_php_support ]]" != "true"'
       variables:
         SAST_EXCLUDED_PATHS: "$DEFAULT_SAST_EXCLUDED_PATHS, **/*.py, **/*.go, **/*.java, **/*.js, **/*.jsx, **/*.ts, **/*.tsx, **/*.cjs, **/*.mjs, **/*.cs, **/*.rb"
-      exists:
-        - '**/*.c'
-        - '**/*.cc'
-        - '**/*.cpp'
-        - '**/*.c++'
-        - '**/*.cp'
-        - '**/*.cxx'
-        - '**/*.h'
-        - '**/*.hpp'
-        - '**/*.scala'
-        - '**/*.sc'
-        - '**/*.php'
-        - '**/*.swift'
-        - '**/*.m'
-        - '**/*.kt'
-        - '**/*.properties'
-        - '**/application*.yml'
-        - '**/bootstrap*.yml'
-        - '**/application*.yaml'
-        - '**/bootstrap*.yaml'
-    ## In case gitlab-advanced-sast already covers all the files that semgrep-sast would have scanned
+      exists: !reference [.semgrep-with-advanced-sast-exist-rules, exists]
+    # Fallback when advanced SAST covers everything
     - if: '$CI_COMMIT_BRANCH &&
           $GITLAB_FEATURES =~ /\bsast_advanced\b/ &&
           "$[[ inputs.excluded_analyzers ]]" !~ /gitlab-advanced-sast/ &&
           "$[[ inputs.run_advanced_sast ]]" == "true"'
       when: never
+    # Default case - run for all supported files
     - if: $CI_COMMIT_BRANCH
-      exists:
-        - '**/*.py'
-        - '**/*.js'
-        - '**/*.jsx'
-        - '**/*.ts'
-        - '**/*.tsx'
-        - '**/*.c'
-        - '**/*.cc'
-        - '**/*.cpp'
-        - '**/*.c++'
-        - '**/*.cp'
-        - '**/*.cxx'
-        - '**/*.h'
-        - '**/*.hpp'
-        - '**/*.go'
-        - '**/*.java'
-        - '**/*.cs'
-        - '**/*.scala'
-        - '**/*.sc'
-        - '**/*.php'
-        - '**/*.swift'
-        - '**/*.m'
-        - '**/*.rb'
-        - '**/*.kt'
-        - '**/*.cjs'
-        - '**/*.mjs'
-        - '**/*.properties'
-        - '**/application*.yml'
-        - '**/bootstrap*.yml'
-        - '**/application*.yaml'
-        - '**/bootstrap*.yaml'
-        
+      exists: !reference [.semgrep-exist-rules, exists]
+
 sobelow-sast:
   extends: .sast-analyzer
   image: