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netstat: Stop needing LookupServer for parsing arguments

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Previously the netstat utility crashed when LookupServer wasn't running
because it tried to unveil nonexistent /tmp/portal/lookup socket. This
commit fixes that.
This commit is contained in:
Maciej 2022-05-26 19:28:45 +02:00 committed by Linus Groh
parent 238bed2f24
commit 7fba41321e
Notes: sideshowbarker 2024-07-17 10:37:47 +09:00 
Author: https://github.com/sppmacd
Commit: https://github.com/SerenityOS/serenity/commit/7fba41321e
Pull-request: https://github.com/SerenityOS/serenity/pull/14107
1 changed files with 7 additions and 6 deletions
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13
Userland/Utilities/netstat.cpp
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@ -24,12 +24,6 @@ constexpr int max_formatted_address_length = 21;
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
TRY(Core::System::pledge("stdio rpath unix"));
TRY(Core::System::unveil("/proc/net", "r"));
TRY(Core::System::unveil("/proc/all", "r"));
TRY(Core::System::unveil("/etc/passwd", "r"));
TRY(Core::System::unveil("/etc/services", "r"));
TRY(Core::System::unveil("/tmp/portal/lookup", "rw"));
TRY(Core::System::unveil(nullptr, nullptr));
bool flag_all = false;
bool flag_list = false;
@ -50,6 +44,13 @@ ErrorOr<int> serenity_main(Main::Arguments arguments)
args_parser.add_option(flag_wide, "Do not truncate IP addresses by printing out the whole symbolic host", "wide", 'W');
args_parser.parse(arguments);
TRY(Core::System::unveil("/proc/net", "r"));
TRY(Core::System::unveil("/proc/all", "r"));
TRY(Core::System::unveil("/etc/passwd", "r"));
TRY(Core::System::unveil("/etc/services", "r"));
TRY(Core::System::unveil("/tmp/portal/lookup", "rw"));
TRY(Core::System::unveil(nullptr, nullptr));
bool has_protocol_flag = (flag_tcp || flag_udp);
uid_t current_uid = getuid();