Mercurial > sat_docs
comparison 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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163:a63f6d360326 | 164:29873a41aae1 |
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1 #!/usr/bin/env python2 | |
2 # this script add aliases to /etc/hosts | |
3 import sys, re | |
4 | |
5 if len(sys.argv) < 2 or len(sys.argv) > 3: | |
6 sys.exit(1) | |
7 | |
8 host = sys.argv[1] | |
9 alias = sys.argv[2] if len(sys.argv) == 3 else "localhost" | |
10 | |
11 if host == "localhost" or host == alias: | |
12 sys.exit(0) | |
13 | |
14 print "Adding host {} as an alias of {}".format(host, alias) | |
15 with open("/etc/hosts", "r+") as f: | |
16 buf = re.sub(r"\b{}\b".format(alias), "{}\t{}".format(alias, host), f.read(), 1) | |
17 f.seek(0) | |
18 f.write(buf) |