5dee1141d1
* client/executor: refactor client to remove interpolation * executor: POC libcontainer based executor * vendor: use hashicorp libcontainer fork * vendor: add libcontainer/nsenter dep * executor: updated executor interface to simplify operations * executor: implement logging pipe * logmon: new logmon plugin to manage task logs * driver/executor: use logmon for log management * executor: fix tests and windows build * executor: fix logging key names * executor: fix test failures * executor: add config field to toggle between using libcontainer and standard executors * logmon: use discover utility to discover nomad executable * executor: only call libcontainer-shim on main in linux * logmon: use seperate path configs for stdout/stderr fifos * executor: windows fixes * executor: created reusable pid stats collection utility that can be used in an executor * executor: update fifo.Open calls * executor: fix build * remove executor from docker driver * executor: Shutdown func to kill and cleanup executor and its children * executor: move linux specific universal executor funcs to seperate file * move logmon initialization to a task runner hook * client: doc fixes and renaming from code review * taskrunner: use shared config struct for logmon fifo fields * taskrunner: logmon only needs to be started once per task
55 lines
1.4 KiB
Go
55 lines
1.4 KiB
Go
package driver
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import (
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"io"
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"net"
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hclog "github.com/hashicorp/go-hclog"
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"github.com/hashicorp/go-plugin"
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)
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var HandshakeConfig = plugin.HandshakeConfig{
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ProtocolVersion: 1,
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MagicCookieKey: "NOMAD_PLUGIN_MAGIC_COOKIE",
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MagicCookieValue: "e4327c2e01eabfd75a8a67adb114fb34a757d57eee7728d857a8cec6e91a7255",
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}
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func GetPluginMap(w io.Writer, logLevel hclog.Level, fsIsolation bool) map[string]plugin.Plugin {
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e := new(ExecutorPlugin)
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e.logger = hclog.New(&hclog.LoggerOptions{
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Output: w,
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Level: logLevel,
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})
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e.fsIsolation = fsIsolation
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return map[string]plugin.Plugin{
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"executor": e,
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}
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}
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// ExecutorReattachConfig is the config that we serialize and de-serialize and
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// store in disk
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type PluginReattachConfig struct {
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Pid int
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AddrNet string
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AddrName string
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}
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// PluginConfig returns a config from an ExecutorReattachConfig
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func (c *PluginReattachConfig) PluginConfig() *plugin.ReattachConfig {
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var addr net.Addr
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switch c.AddrNet {
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case "unix", "unixgram", "unixpacket":
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addr, _ = net.ResolveUnixAddr(c.AddrNet, c.AddrName)
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case "tcp", "tcp4", "tcp6":
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addr, _ = net.ResolveTCPAddr(c.AddrNet, c.AddrName)
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}
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return &plugin.ReattachConfig{Pid: c.Pid, Addr: addr}
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}
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func NewPluginReattachConfig(c *plugin.ReattachConfig) *PluginReattachConfig {
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return &PluginReattachConfig{Pid: c.Pid, AddrNet: c.Addr.Network(), AddrName: c.Addr.String()}
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}
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