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069baf559e feat(terraform): add trivy (#5100)
* feat(terraform): add trivy

* fixup! feat(terraform): add trivy

---------

Co-authored-by: cos <cos>
2026-07-25 22:31:22 +09:00

93 lines
3.2 KiB
VimL

" Description: trivy for Terraform files
"
" See: https://www.terraform.io/
" https://github.com/aquasecurity/trivy
call ale#Set('terraform_trivy_options', '')
call ale#Set('terraform_trivy_executable', 'trivy')
function! ale_linters#terraform#trivy#Handle(buffer, lines) abort
let l:output = []
let l:json = ale#util#FuzzyJSONDecode(a:lines, {})
if empty(get(l:json, 'Results'))
return l:output
endif
let l:fname = expand('#' . a:buffer . ':t')
for l:result in get(l:json, 'Results', [])
for l:misconfig in get(l:result, 'Misconfigurations', [])
let l:severity = get(l:misconfig, 'Severity', 'MEDIUM')
if l:severity is# 'LOW'
let l:type = 'I'
elseif l:severity is# 'CRITICAL' || l:severity is# 'HIGH'
let l:type = 'E'
else
let l:type = 'W'
endif
let l:cause = get(l:misconfig, 'CauseMetadata', {})
let l:title = get(l:misconfig, 'Title', '')
let l:id = get(l:misconfig, 'ID', '')
let l:desc = get(l:misconfig, 'Description', '')
" Module findings store the location in the caller's file
" in CauseMetadata.Occurrences. Use those when available.
let l:occurrences = get(l:cause, 'Occurrences', [])
if !empty(l:occurrences)
for l:occurrence in l:occurrences
if get(l:occurrence, 'Filename', '') is# l:fname
let l:loc = get(l:occurrence, 'Location', {})
call add(l:output, {
\ 'lnum': get(l:loc, 'StartLine', 1),
\ 'end_lnum': get(l:loc, 'EndLine', get(l:loc, 'StartLine', 1)),
\ 'text': l:title . ' [' . l:id . ']',
\ 'detail': l:id . ': ' . l:title . "\n" . l:desc,
\ 'code': l:id,
\ 'type': l:type,
\})
endif
endfor
elseif get(l:result, 'Target', '') is# l:fname
call add(l:output, {
\ 'lnum': get(l:cause, 'StartLine', 1),
\ 'end_lnum': get(l:cause, 'EndLine', get(l:cause, 'StartLine', 1)),
\ 'text': l:title . ' [' . l:id . ']',
\ 'detail': l:id . ': ' . l:title . "\n" . l:desc,
\ 'code': l:id,
\ 'type': l:type,
\})
endif
endfor
endfor
return l:output
endfunction
" Construct command arguments to trivy with `terraform_trivy_options`.
function! ale_linters#terraform#trivy#GetCommand(buffer) abort
let l:cmd = '%e config --format json'
let l:opts = ale#Var(a:buffer, 'terraform_trivy_options')
if !empty(l:opts)
let l:cmd .= ' ' . l:opts
endif
let l:cmd .= ' .'
return l:cmd
endfunction
call ale#linter#Define('terraform', {
\ 'name': 'trivy',
\ 'executable': {b -> ale#Var(b, 'terraform_trivy_executable')},
\ 'cwd': '%s:h',
\ 'command': function('ale_linters#terraform#trivy#GetCommand'),
\ 'callback': 'ale_linters#terraform#trivy#Handle',
\})