func TestPostgresHealthCheckReporting(t *testing.T) {
cxn := database.GetPGConnection(conf.DBURI())
healthChecks, _ := healthcheck.ReadHealthCheckYAMLFromFile("healthcheck/healthchecksAll.yml")
results, _ := healthChecks.PreformHealthChecks(cxn)
var elements []report.Element
for _, val := range results {
elements = append(elements, val)
}
metadata := map[string]interface{}{
"name": healthChecks.Name,
"schema": "public",
"table": "healthchecks",
"timestamp": time.Now().Format(time.ANSIC),
}
rs := report.Set{Elements: elements, Metadata: metadata}
prr := report.NewPongo2ReportRunnerFromString(healthcheck.TemplateHealthcheckPostgres)
pgr := report.PGHandler{Cxn: cxn}
reader, err := prr.ReportReader(rs)
err = pgr.HandleReport(reader)
if err != nil {
t.Fatalf("error writing report to PG database\n%s", err)
}
}
func healthcheckRunner(config *config.Config, healthcheckPath string, reportPath string, emailListPath string, hcSchema string, hcTable string) {
healthChecks, err := healthcheck.ReadHealthCheckYAMLFromFile(healthcheckPath)
if err != nil {
log.Fatal("Failed to read healthchecks: ", err)
}
cxn := database.GetPGConnection(config.DBURI())
results, HCerrs := healthChecks.PreformHealthChecks(cxn)
numErrors := 0
fatal := false
for _, hcerr := range HCerrs {
if strings.Contains(strings.ToUpper(hcerr.Err), "FATAL") {
fatal = true
}
if strings.Contains(strings.ToUpper(hcerr.Err), "ERROR") {
numErrors = numErrors + 1
}
}
var elements []report.Element
for _, val := range results {
elements = append(elements, val)
}
// Make Templated report
metadata := map[string]interface{}{
"name": healthChecks.Name,
"db_name": config.PgDatabase,
"footer": healthcheck.FooterHealthcheck,
"timestamp": time.Now().Format(time.ANSIC),
"status": healthcheck.StatusHealthchecks(numErrors, fatal),
"schema": hcSchema,
"table": hcTable,
}
rs := report.Set{Elements: elements, Metadata: metadata}
// Write report to file
if reportPath != "" {
prr := report.NewPongo2ReportRunnerFromString(healthcheck.TemplateHealthcheckHTML)
reader, _ := prr.ReportReader(rs)
fhr := report.FileHandler{Filename: reportPath}
err = fhr.HandleReport(reader)
if err != nil {
log.Error("error writing report to PG database: ", err)
}
}
// Email report
if emailListPath != "" {
prr := report.NewPongo2ReportRunnerFromString(healthcheck.TemplateHealthcheckHTML)
df, err := report.ReadDistributionFormatYAMLFromFile(emailListPath)
if err != nil {
log.Fatal("Failed to read distribution format: ", err)
}
for _, level := range report.LogLevelArray {
subjectStr := healthcheck.SubjectHealthcheck(healthChecks.Name, config.PgDatabase, config.PgHost, level, numErrors, fatal)
logFilteredSet := report.FilterReportSet(rs, level)
reader, _ := prr.ReportReader(logFilteredSet)
recipients := df.GetEmails(level)
if recipients != nil && len(recipients) != 0 && len(logFilteredSet.Elements) != 0 {
log.Infof("Send %s to: %v", subjectStr, recipients)
ehr := report.EmailHandler{
SMTPHost: config.SMTPHost,
SMTPPort: config.SMTPPort,
SenderEmail: config.SMTPEmail,
SenderName: config.SMTPName,
Subject: subjectStr,
Recipients: recipients,
HTML: true,
}
err = ehr.HandleReport(reader)
if err != nil {
log.Error("Failed to email report: ", err)
}
}
}
}
if hcSchema != "" && hcTable != "" {
prr := report.NewPongo2ReportRunnerFromString(healthcheck.TemplateHealthcheckPostgres)
pgr := report.PGHandler{Cxn: cxn}
reader, err := prr.ReportReader(rs)
err = pgr.HandleReport(reader)
if err != nil {
log.Errorf("Failed to save healthchecks to PG database\n%s", err)
}
}
// Bad Exit
if HCerrs != nil {
log.Fatal("Healthchecks Failed:\n", spew.Sdump(HCerrs))
}
}