37 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			37 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| "use strict";
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| 
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| const execa = require("execa");
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| 
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| const db2util = "/QOpenSys/pkgs/bin/db2util";
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| const sql = "select NEXT_HOP, LOCAL_BINDING_INTERFACE from QSYS2.NETSTAT_ROUTE_INFO where ROUTE_TYPE='DFTROUTE' and NEXT_HOP!='*DIRECT' and CONNECTION_TYPE=?";
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| 
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| const parse = stdout => {
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|   let result;
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|   try {
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|     const resultObj = JSON.parse(stdout);
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|     const gateway = resultObj.records[0].NEXT_HOP;
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|     const iface = resultObj.records[0].LOCAL_BINDING_INTERFACE;
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|     result = {gateway, iface};
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|   } catch {}
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|   if (!result) {
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|     throw new Error("Unable to determine default gateway");
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|   }
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|   return result;
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| };
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| 
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| const promise = async family => {
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|   const {stdout} = await execa(db2util, [sql, "-p", family, "-o", "json"]);
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|   return parse(stdout);
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| };
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| 
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| const sync = family => {
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|   const {stdout} = execa.sync(db2util, [sql, "-p", family, "-o", "json"]);
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|   return parse(stdout);
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| };
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| 
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| module.exports.v4 = () => promise("IPV4");
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| module.exports.v6 = () => promise("IPV6");
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| 
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| module.exports.v4.sync = () => sync("IPV4");
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| module.exports.v6.sync = () => sync("IPV6");
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