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Update query command to output JSON (#29)
Fixes #21
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,136 @@ | ||
| // Copyright (c) 2023 Cloudnatively Services Pvt Ltd | ||
| // | ||
| // This program is free software: you can redistribute it and/or modify | ||
| // it under the terms of the GNU Affero General Public License as published by | ||
| // the Free Software Foundation, either version 3 of the License, or | ||
| // (at your option) any later version. | ||
| // | ||
| // This program is distributed in the hope that it will be useful | ||
| // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| // GNU Affero General Public License for more details. | ||
| // | ||
| // You should have received a copy of the GNU Affero General Public License | ||
| // along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
|
|
||
| package cmd | ||
|
|
||
| import ( | ||
| "bytes" | ||
| "fmt" | ||
| "io" | ||
| "os" | ||
| "pb/pkg/model" | ||
| "strconv" | ||
|
|
||
| tea "github.com/charmbracelet/bubbletea" | ||
| "github.com/spf13/cobra" | ||
| ) | ||
|
|
||
| var ( | ||
| durationFlag = "duration" | ||
| durationFlagShort = "d" | ||
| defaultDuration = "10" | ||
|
|
||
| startFlag = "from" | ||
| startFlagShort = "f" | ||
| defaultStart = "1m" | ||
|
|
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| endFlag = "to" | ||
| endFlagShort = "t" | ||
| defaultEnd = "now" | ||
| ) | ||
|
|
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| var queryInteractive = &cobra.Command{ | ||
| Use: "i [stream-name] --duration 10", | ||
| Example: " pb query frontend --duration 10", | ||
| Short: "Interactive query table view", | ||
| Long: "\n command is used to open a prompt to query a stream.", | ||
| Args: cobra.ExactArgs(1), | ||
| PreRunE: PreRunDefaultProfile, | ||
| RunE: func(command *cobra.Command, args []string) error { | ||
| stream := args[0] | ||
| duration, _ := command.Flags().GetString(durationFlag) | ||
|
|
||
| if duration == "" { | ||
| duration = defaultDuration | ||
| } | ||
| durationInt, err := strconv.Atoi(duration) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| p := tea.NewProgram(model.NewQueryModel(DefaultProfile, stream, uint(durationInt)), tea.WithAltScreen()) | ||
| if _, err := p.Run(); err != nil { | ||
| fmt.Printf("there's been an error: %v", err) | ||
| os.Exit(1) | ||
| } | ||
|
|
||
| return nil | ||
| }, | ||
| } | ||
|
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| var queryJSON = &cobra.Command{ | ||
| Use: "query [query] --from=10m --to=now", | ||
| Example: " pb query \"select * from frontend\" --from=10m --to=now", | ||
| Short: "Run SQL query", | ||
| Long: "\nquery command is used to run query. Output format is json string", | ||
| Args: cobra.ExactArgs(1), | ||
| PreRunE: PreRunDefaultProfile, | ||
| RunE: func(command *cobra.Command, args []string) error { | ||
| query := args[0] | ||
| start, _ := command.Flags().GetString(startFlag) | ||
| end, _ := command.Flags().GetString(endFlag) | ||
|
|
||
| if start == "" { | ||
| start = defaultStart | ||
| } | ||
| if end == "" { | ||
| end = defaultEnd | ||
| } | ||
|
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| client := DefaultClient() | ||
| return fetchData(&client, query, start, end) | ||
| }, | ||
| } | ||
|
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| var QueryInteractiveCmd = func() *cobra.Command { | ||
| queryInteractive.Flags().StringP(durationFlag, durationFlagShort, defaultDuration, "specify the duration in minutes for which queries should be executed. Defaults to 10 minutes") | ||
| return queryInteractive | ||
| }() | ||
|
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||
| var QueryCmd = func() *cobra.Command { | ||
| queryJSON.Flags().StringP(startFlag, startFlagShort, defaultStart, "Specify start datetime of query. Supports RFC3999 time format and durations (ex. 10m, 1hr ..) ") | ||
| queryJSON.Flags().StringP(endFlag, endFlagShort, defaultEnd, "Specify end datetime of query. Supports RFC3999 time format and literal - now ") | ||
| queryJSON.AddCommand(queryInteractive) | ||
| return queryJSON | ||
| }() | ||
|
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| func fetchData(client *HTTPClient, query string, startTime string, endTime string) (err error) { | ||
| queryTemplate := `{ | ||
| "query": "%s", | ||
| "startTime": "%s", | ||
| "endTime": "%s" | ||
| } | ||
| ` | ||
|
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| finalQuery := fmt.Sprintf(queryTemplate, query, startTime, endTime) | ||
|
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| req, err := client.NewRequest("POST", "query", bytes.NewBuffer([]byte(finalQuery))) | ||
| if err != nil { | ||
| return | ||
| } | ||
| resp, err := client.client.Do(req) | ||
| if err != nil { | ||
| return | ||
| } | ||
| defer resp.Body.Close() | ||
|
|
||
| if resp.StatusCode != 200 { | ||
| body, _ := io.ReadAll(resp.Body) | ||
| fmt.Println(string(body)) | ||
| } else { | ||
| io.Copy(os.Stdout, resp.Body) | ||
| } | ||
| return | ||
| } |
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