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nixos-container: hostPort -> forwardPort and forwardPort is now a list of (protocol,hostPort,containerPort).

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This commit is contained in:
Ian-Woo Kim 2016-12-03 20:57:24 -08:00 committed by Robin Gloster
parent 0bfc631de2
commit 4f0b663c2e
1 changed files with 32 additions and 13 deletions
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45
nixos/modules/virtualisation/containers.nix
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@ -90,13 +90,13 @@ let
extraFlags+=" --network-bridge=$HOST_BRIDGE"
fi
if [ -n "$HOST_PORT" ]; then
OIFS=$IFS
IFS=","
OIFS=$IFS
IFS=","
for i in $HOST_PORT
do
do
extraFlags+=" --port=$i"
done
IFS=$OIFS
done
IFS=$OIFS
fi
fi
@ -325,12 +325,29 @@ let
'';
};
hostPort = mkOption {
type = types.listOf types.str;
default = null;
example = [ "8080" ];
forwardPorts = mkOption {
type = types.listOf (types.submodule {
options = {
protocol = mkOption {
type = types.str;
default = "tcp";
description = "The protocol specifier for port forwarding between host and container";
};
hostPort = mkOption {
type = types.int;
description = "Source port of the external interface on host";
};
containerPort = mkOption {
type = types.nullOr types.int;
default = null;
description = "Target port of container";
};
};
});
default = [];
example = [ { protocol = "tcp"; hostPort = 8080; containerPort = 80; } ];
description = ''
List of forwarded ports from the host to the container.
List of forwarded ports from host to container. Each forwarded port is specified by protocol, hostPort and containerPort. By default, protocol is tcp and hostPort and containerPort are assumed to be the same if containerPort is not explicitly given.
'';
};
@ -662,7 +679,9 @@ in
# Generate a configuration file in /etc/containers for each
# container so that container@.target can get the container
# configuration.
environment.etc = mapAttrs' (name: cfg: nameValuePair "containers/${name}.conf"
environment.etc =
let mkPortStr = p: p.protocol + ":" + (toString p.hostPort) + ":" + (if p.containerPort == null then toString p.hostPort else toString p.containerPort);
in mapAttrs' (name: cfg: nameValuePair "containers/${name}.conf"
{ text =
''
SYSTEM_PATH=${cfg.path}
@ -671,8 +690,8 @@ in
${optionalString (cfg.hostBridge != null) ''
HOST_BRIDGE=${cfg.hostBridge}
''}
${optionalString (length cfg.hostPort > 0) ''
HOST_PORT=${concatStringsSep "," cfg.hostPort}
${optionalString (length cfg.forwardPorts > 0) ''
HOST_PORT=${concatStringsSep "," (map mkPortStr cfg.forwardPorts)}
''}
${optionalString (cfg.hostAddress != null) ''
HOST_ADDRESS=${cfg.hostAddress}