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conf: update systemd conf to fix preview links

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The previous systemd hardening prevented the Go networking library from
resolving a hostname to an IP.

Adding the correct permission fixes the hostname resolution, which fixes
the retrieval of link previews by Mattermost's server.

Fix #340
This commit is contained in:
Pierre de La Morinerie 2022-04-12 08:30:58 +02:00
parent 09a1c3a519
commit 468a6a684d
1 changed files with 1 additions and 1 deletions
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2
conf/systemd.service
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@ -23,7 +23,7 @@ LimitNOFILE=49152
NoNewPrivileges=yes
PrivateTmp=yes
PrivateDevices=yes
RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6
RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6 AF_NETLINK
RestrictNamespaces=yes
RestrictRealtime=yes
DevicePolicy=closed