Added info about legal flow, trail and env name. Fixed skip of test t…

…hat need AWS variables

cmd/kosli/beginTrail.go

@@ -15,7 +15,10 @@ const beginTrailShortDesc = `Begin or update a Kosli flow trail.`
 const beginTrailLongDesc = beginTrailShortDesc + `
 
 You can optionally associate the trail to a git commit using ^--commit^ (requires access to a git repo). And you  
-can optionally redact some of the git commit data sent to Kosli using ^--redact-commit-info^`
+can optionally redact some of the git commit data sent to Kosli using ^--redact-commit-info^.
+
+A legal ^TRAIL-NAME^ must start with an alphanumeric and only contain alphanumeric characters, ^.^, ^-^, ^_^ and ^~^.
+`
 
 const beginTrailExample = `
 # begin/update a Kosli flow trail:

cmd/kosli/createEnvironment.go

@@ -37,6 +37,8 @@ it off again with the --exclude-scaling.
 Logical environments are used for grouping of physical environments. For instance **prod-aws** and **prod-s3** can
 be grouped into logical environment **prod**. Logical environments are view-only, you can not report snapshots
 to them.
+
+A legal ^ENVIRONMENT-NAME^ must start with an alphanumeric and only contain alphanumeric characters, ^.^, ^-^, ^_^ and ^~^.
 `
 
 const createEnvironmentExample = `

cmd/kosli/createFlow.go

@@ -16,7 +16,10 @@ import (
 const createFlowShortDesc = `Create or update a Kosli flow.`
 
 const createFlowLongDesc = createFlowShortDesc + `
-You can specify flow parameters in flags.`
+You can specify flow parameters in flags.
+
+A legal ^FLOW-NAME^ must start with an alphanumeric and only contain alphanumeric characters, ^.^, ^-^, ^_^ and ^~^.
+`
 
 const createFlowExample = `
 # create/update a Kosli flow (with empty template):

cmd/kosli/snapshotECS_test.go

@@ -72,8 +72,11 @@ func (suite *SnapshotECSTestSuite) TestSnapshotECSCmd() {
 			golden:    "Error: only one of --cluster, --clusters, --exclude-regex is allowed\n",
 		},
 		{
-			name:        "snapshot ECS works if no filtering flags are used",
-			cmd:         fmt.Sprintf(`snapshot ecs %s %s`, suite.envName, suite.defaultKosliArguments),
+			name: "snapshot ECS works if no filtering flags are used",
+			cmd:  fmt.Sprintf(`snapshot ecs %s %s`, suite.envName, suite.defaultKosliArguments),
+			additionalConfig: snapshotECSTestConfig{
+				requireAuthToBeSet: true,
+			},
 			goldenRegex: "\\[\\d+\\] containers were reported to environment snapshot-ecs-env\n",
 		},
 		{