121 lines
4.6 KiB
Go
121 lines
4.6 KiB
Go
// The influx command is a CLI client to InfluxDB.
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package main
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import (
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"flag"
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"fmt"
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"os"
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"github.com/influxdata/influxdb/client"
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"github.com/influxdata/influxdb/cmd/influx/cli"
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)
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// These variables are populated via the Go linker.
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var (
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version string
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)
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const (
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// defaultFormat is the default format of the results when issuing queries
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defaultFormat = "column"
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// defaultPrecision is the default timestamp format of the results when issuing queries
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defaultPrecision = "ns"
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// defaultPPS is the default points per second that the import will throttle at
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// by default it's 0, which means it will not throttle
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defaultPPS = 0
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)
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func init() {
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// If version is not set, make that clear.
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if version == "" {
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version = "unknown"
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}
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}
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func main() {
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c := cli.New(version)
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fs := flag.NewFlagSet("InfluxDB shell version "+version, flag.ExitOnError)
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fs.StringVar(&c.Host, "host", client.DefaultHost, "Influxdb host to connect to.")
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fs.IntVar(&c.Port, "port", client.DefaultPort, "Influxdb port to connect to.")
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fs.StringVar(&c.ClientConfig.UnixSocket, "socket", "", "Influxdb unix socket to connect to.")
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fs.StringVar(&c.ClientConfig.Username, "username", "", "Username to connect to the server.")
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fs.StringVar(&c.ClientConfig.Password, "password", "", `Password to connect to the server. Leaving blank will prompt for password (--password="").`)
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fs.StringVar(&c.Database, "database", c.Database, "Database to connect to the server.")
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fs.BoolVar(&c.Ssl, "ssl", false, "Use https for connecting to cluster.")
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fs.BoolVar(&c.ClientConfig.UnsafeSsl, "unsafeSsl", false, "Set this when connecting to the cluster using https and not use SSL verification.")
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fs.StringVar(&c.Format, "format", defaultFormat, "Format specifies the format of the server responses: json, csv, or column.")
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fs.StringVar(&c.ClientConfig.Precision, "precision", defaultPrecision, "Precision specifies the format of the timestamp: rfc3339,h,m,s,ms,u or ns.")
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fs.StringVar(&c.ClientConfig.WriteConsistency, "consistency", "all", "Set write consistency level: any, one, quorum, or all.")
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fs.BoolVar(&c.Pretty, "pretty", false, "Turns on pretty print for the json format.")
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fs.StringVar(&c.Execute, "execute", c.Execute, "Execute command and quit.")
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fs.BoolVar(&c.ShowVersion, "version", false, "Displays the InfluxDB version.")
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fs.BoolVar(&c.Import, "import", false, "Import a previous database.")
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fs.IntVar(&c.ImporterConfig.PPS, "pps", defaultPPS, "How many points per second the import will allow. By default it is zero and will not throttle importing.")
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fs.StringVar(&c.ImporterConfig.Path, "path", "", "path to the file to import")
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fs.BoolVar(&c.ImporterConfig.Compressed, "compressed", false, "set to true if the import file is compressed")
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// Define our own custom usage to print
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fs.Usage = func() {
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fmt.Println(`Usage of influx:
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-version
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Display the version and exit.
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-host 'host name'
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Host to connect to.
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-port 'port #'
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Port to connect to.
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-socket 'unix domain socket'
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Unix socket to connect to.
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-database 'database name'
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Database to connect to the server.
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-password 'password'
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Password to connect to the server. Leaving blank will prompt for password (--password '').
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-username 'username'
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Username to connect to the server.
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-ssl
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Use https for requests.
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-unsafeSsl
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Set this when connecting to the cluster using https and not use SSL verification.
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-execute 'command'
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Execute command and quit.
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-format 'json|csv|column'
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Format specifies the format of the server responses: json, csv, or column.
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-precision 'rfc3339|h|m|s|ms|u|ns'
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Precision specifies the format of the timestamp: rfc3339, h, m, s, ms, u or ns.
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-consistency 'any|one|quorum|all'
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Set write consistency level: any, one, quorum, or all
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-pretty
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Turns on pretty print for the json format.
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-import
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Import a previous database export from file
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-pps
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How many points per second the import will allow. By default it is zero and will not throttle importing.
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-path
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Path to file to import
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-compressed
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Set to true if the import file is compressed
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Examples:
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# Use influx in a non-interactive mode to query the database "metrics" and pretty print json:
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$ influx -database 'metrics' -execute 'select * from cpu' -format 'json' -pretty
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# Connect to a specific database on startup and set database context:
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$ influx -database 'metrics' -host 'localhost' -port '8086'
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`)
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}
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fs.Parse(os.Args[1:])
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if c.ShowVersion {
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c.Version()
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os.Exit(0)
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}
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if err := c.Run(); err != nil {
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fmt.Fprintf(os.Stderr, "%s\n", err)
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os.Exit(1)
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}
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}
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