mirror of
https://github.com/featurebasedb/featurebase.git
synced 2026-08-28 10:54:59 +00:00
102 lines
3.1 KiB
Go
102 lines
3.1 KiB
Go
// Copyright 2017 Pilosa Corp.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package cmd
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import (
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"io"
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"github.com/pilosa/pilosa/v2/ctl"
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"github.com/pilosa/pilosa/v2/server"
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"github.com/pilosa/pilosa/v2/tracing"
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"github.com/pilosa/pilosa/v2/tracing/opentracing"
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"github.com/pkg/errors"
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"github.com/spf13/cobra"
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jaegercfg "github.com/uber/jaeger-client-go/config"
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)
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// Server is global so that tests can control and verify it.
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var Server *server.Command
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var holder *server.Command
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// newHolderCmd creates a pilosa server for just long enough to open the
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// holder, then shuts it down again.
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func newHolderCmd(stdin io.Reader, stdout, stderr io.Writer) *cobra.Command {
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holder = server.NewCommand(stdin, stdout, stderr)
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serveCmd := &cobra.Command{
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Use: "holder",
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Short: "Load Pilosa.",
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Long: `pilosa holder starts (and immediately stops) Pilosa.
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It opens the data directory and loads it, then shuts down immediately.
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This is only useful for diagnostic use.
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`,
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RunE: func(cmd *cobra.Command, args []string) error {
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// Start & run the server.
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if err := holder.UpAndDown(); err != nil {
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return errors.Wrap(err, "running server")
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}
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return nil
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},
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}
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// Attach flags to the command.
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ctl.BuildServerFlags(serveCmd, holder)
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return serveCmd
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}
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// newServeCmd creates a pilosa server and runs it with command line flags.
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func newServeCmd(stdin io.Reader, stdout, stderr io.Writer) *cobra.Command {
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Server = server.NewCommand(stdin, stdout, stderr)
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serveCmd := &cobra.Command{
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Use: "server",
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Short: "Run Pilosa.",
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Long: `pilosa server runs Pilosa.
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It will load existing data from the configured
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directory and start listening for client connections
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on the configured port.`,
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RunE: func(cmd *cobra.Command, args []string) error {
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// Start & run the server.
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if err := Server.Start(); err != nil {
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return errors.Wrap(err, "running server")
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}
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if Server.Config.Tracing.SamplerType != "off" {
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// Initialize tracing in the command since it is global.
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var cfg jaegercfg.Configuration
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cfg.ServiceName = "pilosa"
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cfg.Sampler = &jaegercfg.SamplerConfig{
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Type: Server.Config.Tracing.SamplerType,
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Param: Server.Config.Tracing.SamplerParam,
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}
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cfg.Reporter = &jaegercfg.ReporterConfig{
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LocalAgentHostPort: Server.Config.Tracing.AgentHostPort,
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}
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tracer, closer, err := cfg.NewTracer()
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if err != nil {
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return errors.Wrap(err, "initializing jaeger tracer")
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}
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defer closer.Close()
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tracing.GlobalTracer = opentracing.NewTracer(tracer)
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}
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return errors.Wrap(Server.Wait(), "waiting on Server")
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},
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}
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// Attach flags to the command.
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ctl.BuildServerFlags(serveCmd, Server)
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return serveCmd
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}
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