Files
steampipe/pkg/query/queryexecute/execute.go
2024-09-27 18:14:28 +05:30

124 lines
4.2 KiB
Go

package queryexecute
import (
"context"
"fmt"
"github.com/turbot/pipe-fittings/constants"
"time"
"github.com/spf13/viper"
"github.com/turbot/pipe-fittings/utils"
"github.com/turbot/steampipe/pkg/cmdconfig"
"github.com/turbot/steampipe/pkg/connection_sync"
"github.com/turbot/steampipe/pkg/contexthelpers"
"github.com/turbot/steampipe/pkg/db/db_common"
"github.com/turbot/steampipe/pkg/display"
"github.com/turbot/steampipe/pkg/error_helpers"
"github.com/turbot/steampipe/pkg/interactive"
"github.com/turbot/steampipe/pkg/query"
"github.com/turbot/steampipe/pkg/steampipeconfig/modconfig"
)
func RunInteractiveSession(ctx context.Context, initData *query.InitData) error {
utils.LogTime("execute.RunInteractiveSession start")
defer utils.LogTime("execute.RunInteractiveSession end")
// the db executor sends result data over resultsStreamer
result := interactive.RunInteractivePrompt(ctx, initData)
// print the data as it comes
for r := range result.Streamer.Results {
display.ShowOutput(ctx, r)
// signal to the resultStreamer that we are done with this chunk of the stream
result.Streamer.AllResultsRead()
}
return result.PromptErr
}
func RunBatchSession(ctx context.Context, initData *query.InitData) (int, error) {
// start cancel handler to intercept interrupts and cancel the context
// NOTE: use the initData Cancel function to ensure any initialisation is cancelled if needed
contexthelpers.StartCancelHandler(initData.Cancel)
// wait for init
<-initData.Loaded
if err := initData.Result.Error; err != nil {
return 0, err
}
// display any initialisation messages/warnings
initData.Result.DisplayMessages()
// if there is a custom search path, wait until the first connection of each plugin has loaded
if customSearchPath := initData.Client.GetCustomSearchPath(); customSearchPath != nil {
if err := connection_sync.WaitForSearchPathSchemas(ctx, initData.Client, customSearchPath); err != nil {
return 0, err
}
}
failures := 0
if len(initData.Queries) > 0 {
// if we have resolved any queries, run them
failures = executeQueries(ctx, initData)
}
// return the number of query failures and the number of rows that returned errors
return failures, nil
}
func executeQueries(ctx context.Context, initData *query.InitData) int {
utils.LogTime("queryexecute.executeQueries start")
defer utils.LogTime("queryexecute.executeQueries end")
// failures return the number of queries that failed and also the number of rows that
// returned errors
failures := 0
t := time.Now()
var err error
for i, q := range initData.Queries {
// if executeQuery fails it returns err, else it returns the number of rows that returned errors while execution
if err, failures = executeQuery(ctx, initData.Client, q); err != nil {
failures++
error_helpers.ShowWarning(fmt.Sprintf("query %d of %d failed: %v", i+1, len(initData.Queries), error_helpers.DecodePgError(err)))
// if timing flag is enabled, show the time taken for the query to fail
if cmdconfig.Viper().GetString(constants.ArgTiming) != constants.ArgOff {
display.DisplayErrorTiming(t)
}
}
// TODO move into display layer
// Only show the blank line between queries, not after the last one
if (i < len(initData.Queries)-1) && showBlankLineBetweenResults() {
fmt.Println()
}
}
return failures
}
func executeQuery(ctx context.Context, client db_common.Client, resolvedQuery *modconfig.ResolvedQuery) (error, int) {
utils.LogTime("query.execute.executeQuery start")
defer utils.LogTime("query.execute.executeQuery end")
// the db executor sends result data over resultsStreamer
resultsStreamer, err := db_common.ExecuteQuery(ctx, client, resolvedQuery.ExecuteSQL, resolvedQuery.Args...)
if err != nil {
return err, 0
}
rowErrors := 0 // get the number of rows that returned an error
// print the data as it comes
for r := range resultsStreamer.Results {
rowErrors = display.ShowOutput(ctx, r)
// signal to the resultStreamer that we are done with this result
resultsStreamer.AllResultsRead()
}
return nil, rowErrors
}
// if we are displaying csv with no header, do not include lines between the query results
func showBlankLineBetweenResults() bool {
return !(viper.GetString(constants.ArgOutput) == "csv" && !viper.GetBool(constants.ArgHeader))
}