Mercurial > sat_docs
view docker_legacy/base/scripts/add_host @ 164:29873a41aae1
docker: new docker files are now in sat main repos, this one is legacy
author | Goffi <goffi@goffi.org> |
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date | Fri, 01 Jan 2021 18:33:52 +0100 |
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#!/usr/bin/env python2 # this script add aliases to /etc/hosts import sys, re if len(sys.argv) < 2 or len(sys.argv) > 3: sys.exit(1) host = sys.argv[1] alias = sys.argv[2] if len(sys.argv) == 3 else "localhost" if host == "localhost" or host == alias: sys.exit(0) print "Adding host {} as an alias of {}".format(host, alias) with open("/etc/hosts", "r+") as f: buf = re.sub(r"\b{}\b".format(alias), "{}\t{}".format(alias, host), f.read(), 1) f.seek(0) f.write(buf)