[BUG] Add the validation for zip file or unsupported format indicating reason for failure

[kpunwatk]

Is there an existing issue for this?

• I have searched the existing issues

Konveyor version

latest

Priority

Major

Current Behavior

Ran an analysis using zip file ex:

$ ./kantra analyze --input=/home/user/sample.daytrader7-master.zip --output=~/output_dir

panic: runtime error: index out of range [0] with length 0 goroutine 1 [running]: github.com/konveyor-ecosystem/kantra/cmd.(*analyzeCommand).RunProviders(0xc00024e780, {0xec4f88, 0xc000035e50}, {0xc0003d3890, 0x10}, {0xc0003d38e0, 0x10}, {0xc0001e1a60, 0x0, 0x0}, ...) /workspace/cmd/analyze.go:799 +0x7b7 github.com/konveyor-ecosystem/kantra/cmd.NewAnalyzeCmd.func2(0xc00029e600, {0xc000296d80?, 0x4?, 0xd61a61?}) /workspace/cmd/analyze.go:171 +0x6e5 github.com/spf13/cobra.(*Command).execute(0xc00029e600, {0xc000296d20, 0x3, 0x3}) /go/pkg/mod/github.com/spf13/[email protected]/command.go:983 +0xabc github.com/spf13/cobra.(*Command).ExecuteC(0x146d580) /go/pkg/mod/github.com/spf13/[email protected]/command.go:1115 +0x3ff github.com/spf13/cobra.(*Command).Execute(...) /go/pkg/mod/github.com/spf13/[email protected]/command.go:1039 github.com/spf13/cobra.(*Command).ExecuteContext(...) /go/pkg/mod/github.com/spf13/[email protected]/command.go:1032 github.com/konveyor-ecosystem/kantra/cmd.Execute() /workspace/cmd/root.go:66 +0x10c main.main() /workspace/main.go:8 +0xf

Expected Behavior

At the end of analysis reason for failure or error.log in the ouptput dir ad output directory remains empty

How Reproducible

Always (Default)

Steps To Reproduce

No response

Environment

- OS:

Anything else?

Jira link too https://issues.redhat.com/browse/MTA-2822

[konveyor-ci-bot]

This issue is currently awaiting triage.
If contributors determine this is a relevant issue, they will accept it by applying the triage/accepted label and provide further guidance.
The triage/accepted label can be added by org members.