[Unit]
Description=%p (Apache Traffic Server)
Documentation=https://wikitech.wikimedia.org/wiki/Apache_Traffic_Server
After=network.service systemd-networkd.service network-online.target

[Service]
ExecStart=/usr/bin/traffic_manager --nosyslog
Restart=always
RestartSec=1
ExecReload=/usr/bin/traffic_server -C verify_config
ExecReload=/usr/bin/traffic_ctl config reload

# traffic_manager is terminated with SIGTERM and exits with the received signal
# number (15)
SuccessExitStatus=15

LimitNOFILE=500000
LimitMEMLOCK=90000

# PrivateTmp causes the following error:
# FATAL: unable to load remap.config
# traffic_server: using root directory '/usr'
#PrivateTmp=yes

#CapabilityBoundingSet=CAP_CHOWN CAP_DAC_OVERRIDE CAP_IPC_LOCK CAP_KILL CAP_NET_ADMIN CAP_NET_BIND_SERVICE CAP_SETGID CAP_SETUID
#SystemCallFilter=~acct modify_ldt add_key adjtimex clock_adjtime delete_module fanotify_init finit_module get_mempolicy init_module io_destroy io_getevents iopl ioperm io_se

ReadOnlyDirectories=/usr
ReadOnlyDirectories=/var/lib
#
#ReadOnlyDirectories=/etc
#ReadWriteDirectories=/etc/trafficserver/internal
#ReadWriteDirectories=/etc/trafficserver/snapshots