fix: provide a node-based implementation to retrieve url secrets

Fixes #43

templates/gitlab-ci-semrel.yml

@@ -363,6 +363,16 @@ stages:
         else
           log_warn "Failed getting secret \\e[33;1m${name}\\e[0m:\\n$(sed 's/^/... /g' "${errors}")"
         fi
+      elif command -v node > /dev/null
+      then
+        if node -e "const fs=require('fs');function dlFile(url,file,maxRedir=5){return new Promise((resolve,reject)=>{let redirCount=0;const req=require(url.split(':')[0]).get(url,res=>{res.statusCode>=300&&res.statusCode<400&&res.headers.location&&redirCount<maxRedir?(redirCount++,console.log('Follow redirect ('+redirCount+'): '+res.headers.location),dlFile(res.headers.location,file,maxRedir).then(resolve).catch(reject)):200===res.statusCode?(res.pipe(fs.createWriteStream(file)).on('finish',()=>resolve()),res.on('error',reject)):reject(new Error('HTTP error: '+res.statusCode))});req.on('error',reject)})}dlFile('$url','$decoded').then(()=>{console.log('Download complete'),process.exit(0)}).catch(e=>{console.error('Error:',e),process.exit(1)});" 2> "${errors}"
+        then
+          # shellcheck disable=SC2086
+          export ${name}="$(cat ${decoded})"
+          log_info "Successfully dl'd secret \\e[33;1m${name}\\e[0m"
+        else
+          log_warn "Failed getting secret \\e[33;1m${name}\\e[0m:\\n$(sed 's/^/... /g' "${errors}")"
+        fi
       else
         log_warn "Couldn't get secret \\e[33;1m${name}\\e[0m: no http client found"
       fi
@@ -387,7 +397,7 @@ stages:
       curl -sfL "$1" -o "$2"
     elif command -v node &> /dev/null
     then
-      node -e "const fs=require('fs'),https=require('https');function dlFile(url,file,maxRedir=5){return new Promise((resolve,reject)=>{let redirCount=0;const req=https.get(url,res=>{res.statusCode>=300&&res.statusCode<400&&res.headers.location&&redirCount<maxRedir?(redirCount++,console.log('Follow redirect ('+redirCount+'): '+res.headers.location),dlFile(res.headers.location,file,maxRedir).then(resolve).catch(reject)):200===res.statusCode?(res.pipe(fs.createWriteStream(file)).on('finish',()=>resolve()),res.on('error',reject)):reject(new Error('HTTP error: '+res.statusCode))});req.on('error',reject)})}dlFile('$1','$2').then(()=>{console.log('Download complete'),process.exit(0)}).catch(e=>{console.error('Error:',e),process.exit(1)});"
+      node -e "const fs=require('fs');function dlFile(url,file,maxRedir=5){return new Promise((resolve,reject)=>{let redirCount=0;const req=require(url.split(':')[0]).get(url,res=>{res.statusCode>=300&&res.statusCode<400&&res.headers.location&&redirCount<maxRedir?(redirCount++,console.log('Follow redirect ('+redirCount+'): '+res.headers.location),dlFile(res.headers.location,file,maxRedir).then(resolve).catch(reject)):200===res.statusCode?(res.pipe(fs.createWriteStream(file)).on('finish',()=>resolve()),res.on('error',reject)):reject(new Error('HTTP error: '+res.statusCode))});req.on('error',reject)})}dlFile('$1','$2').then(()=>{console.log('Download complete'),process.exit(0)}).catch(e=>{console.error('Error:',e),process.exit(1)});"
     else
       fail "wget, curl or node required"
     fi