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add iptables option to the daemon #309

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add iptables option to the daemon #309

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e4b449e
add iptables option to the daemon
sherry-ummen Nov 25, 2020
90215b8
change to BoolTFlag
sherry-ummen Nov 25, 2020
34ddf9a
change to IPTablesOff
sherry-ummen Nov 25, 2020
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6 changes: 6 additions & 0 deletions cmd/drone-docker/main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -103,6 +103,11 @@ func main() {
Usage: "docker daemon executes in debug mode",
EnvVar: "PLUGIN_DEBUG,DOCKER_LAUNCH_DEBUG",
},
cli.BoolTFlag{
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@bradrydzewski bradrydzewski Mar 3, 2021

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I think this should be Bool instead of BoolT. The BoolT parameter defaults to true if unset, however, in this case I think we want to disable to false and only disable IP tables if the user explicitly sets this value to true

Name: "daemon.iptables",
Usage: "docker daemon enable addition of iptables rules",
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@bradrydzewski bradrydzewski Mar 3, 2021

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also consider changing the description to make it clear that this flag disables iptable rules, instead of enabling

EnvVar: "PLUGIN_IPTABLES_OFF",
},
cli.BoolFlag{
Name: "daemon.off",
Usage: "don't start the docker daemon",
Expand Down Expand Up @@ -285,6 +290,7 @@ func run(c *cli.Context) error {
Disabled: c.Bool("daemon.off"),
IPv6: c.Bool("daemon.ipv6"),
Debug: c.Bool("daemon.debug"),
IPTablesOff: c.Bool("daemon.iptables"),
Bip: c.String("daemon.bip"),
DNS: c.StringSlice("daemon.dns"),
DNSSearch: c.StringSlice("daemon.dns-search"),
Expand Down
4 changes: 4 additions & 0 deletions docker.go
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Expand Up @@ -20,6 +20,7 @@ type (
StoragePath string // Docker daemon storage path
Disabled bool // DOcker daemon is disabled (already running)
Debug bool // Docker daemon started in debug mode
IPTablesOff bool // docker daemon enable/disable addition of iptables rules
Bip string // Docker daemon network bridge IP address
DNS []string // Docker daemon dns server
DNSSearch []string // Docker daemon dns search domain
Expand Down Expand Up @@ -370,6 +371,9 @@ func commandDaemon(daemon Daemon) *exec.Cmd {
if daemon.Experimental {
args = append(args, "--experimental")
}
if daemon.IPTablesOff {
args = append(args, "--iptables=false")
}
return exec.Command(dockerdExe, args...)
}

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