Merge pull request #7702 from influxdata/cjl-6527-cli-precision-case-sensitive

fix precision being case sensitive in cli

CHANGELOG.md

@@ -24,6 +24,7 @@ The stress tool `influx_stress` will be removed in a subsequent release. We reco
 - [#7650](https://github.com/influxdata/influxdb/issues/7650): Ensures that all user privileges associated with a database are removed when the database is dropped.
 - [#7659](https://github.com/influxdata/influxdb/issues/7659): Fix CLI import bug when using self-signed SSL certificates.
 - [#7698](https://github.com/influxdata/influxdb/pull/7698): CLI was caching db/rp for insert into statements.
+- [#6527](https://github.com/influxdata/influxdb/issues/6527): 0.12.2 Influx CLI client PRECISION returns "Unknown precision....
 
 - [#7396](https://github.com/influxdata/influxdb/issues/7396): CLI should use spaces for alignment, not tabs.
 

cmd/influx/cli/cli.go

@@ -394,11 +394,12 @@ func (c *CommandLine) use(cmd string) {
 
 // SetPrecision sets client precision
 func (c *CommandLine) SetPrecision(cmd string) {
-	// Remove the "precision" keyword if it exists
-	cmd = strings.TrimSpace(strings.Replace(cmd, "precision", "", -1))
 	// normalize cmd
 	cmd = strings.ToLower(cmd)
 
+	// Remove the "precision" keyword if it exists
+	cmd = strings.TrimSpace(strings.Replace(cmd, "precision", "", -1))
+
 	switch cmd {
 	case "h", "m", "s", "ms", "u", "ns":
 		c.ClientConfig.Precision = cmd