docker: configure driver via environment variable

Docker supports configuring the storage driver via an environment
variable. Using this makes it much easier to alter with a drop-in.
This commit is contained in:
Michael Marineau 2014-12-10 22:12:13 -08:00
parent b29e64cc90
commit 656fa9c269
3 changed files with 6 additions and 4 deletions

View File

@ -5,14 +5,15 @@ After=docker.socket early-docker.target
Requires=docker.socket early-docker.target
[Service]
Environment="TMPDIR=/var/tmp/"
Environment=TMPDIR=/var/tmp
Environment=DOCKER_DRIVER=btrfs
ExecStartPre=/bin/mount --make-rprivate /
EnvironmentFile=-/run/docker_opts.env
LimitNOFILE=1048576
LimitNPROC=1048576
# Run docker but don't have docker automatically restart
# containers. This is a job for systemd and unit files.
ExecStart=/usr/bin/docker --daemon --storage-driver=btrfs --host=fd:// $DOCKER_OPTS
ExecStart=/usr/bin/docker --daemon --host=fd:// $DOCKER_OPTS
[Install]
WantedBy=multi-user.target

View File

@ -5,13 +5,14 @@ After=early-docker.socket
Requires=early-docker.socket
[Service]
Environment="TMPDIR=/var/tmp/"
Environment=TMPDIR=/var/tmp
Environment=DOCKER_DRIVER=btrfs
ExecStartPre=/bin/mount --make-rprivate /
LimitNOFILE=1048576
LimitNPROC=1048576
# Run docker but don't have docker automatically restart
# containers. This is a job for systemd and unit files.
ExecStart=/usr/bin/docker --daemon --storage-driver=btrfs --host=fd:// --bridge=none --iptables=false --ip-masq=false --graph=/var/lib/early-docker --pidfile=/var/run/early-docker.pid
ExecStart=/usr/bin/docker --daemon --host=fd:// --bridge=none --iptables=false --ip-masq=false --graph=/var/lib/early-docker --pidfile=/var/run/early-docker.pid
[Install]
WantedBy=early-docker.target