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| # Always ignore the sumfile because users won't have one either. | ||
| go.sum |
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| // Copyright (c) 2022 - for information on the respective copyright owner | ||
| // see the NOTICE file or the repository | ||
| // https://github.com/boschresearch/shellmock | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); you may not | ||
| // use this file except in compliance with the License. You may obtain a copy of | ||
| // the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT | ||
| // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the | ||
| // License for the specific language governing permissions and limitations under | ||
| // the License. | ||
|
|
||
| module main | ||
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|
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| go 1.22.1 | ||
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|
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| require ( | ||
| golang.org/x/exp v0.0.0-20240325151524-a685a6edb6d8 | ||
| mvdan.cc/sh/v3 v3.8.0 | ||
| ) |
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| // Copyright (c) 2022 - for information on the respective copyright owner | ||
| // see the NOTICE file or the repository | ||
| // https://github.com/boschresearch/shellmock | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); you may not | ||
| // use this file except in compliance with the License. You may obtain a copy of | ||
| // the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT | ||
| // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the | ||
| // License for the specific language governing permissions and limitations under | ||
| // the License. | ||
|
|
||
| package main | ||
|
|
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| import ( | ||
| "bufio" | ||
| "bytes" | ||
| "fmt" | ||
| "io" | ||
| "log" | ||
| "os" | ||
| "slices" | ||
|
|
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| "golang.org/x/exp/maps" | ||
| shell "mvdan.cc/sh/v3/syntax" | ||
| ) | ||
|
|
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| // Determine all commands executed by a script. | ||
| func findCommands(shellCode shell.Node) map[string]int { | ||
| result := map[string]int{} | ||
|
|
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| shell.Walk( | ||
| shellCode, func(node shell.Node) bool { | ||
| // Simple commands. | ||
| if expr, ok := node.(*shell.CallExpr); ok { | ||
| if len(expr.Args) == 0 || len(expr.Args[0].Parts) == 0 { | ||
| // Ignore empty commands and continue searching. | ||
| return true | ||
| } | ||
| // We do not detect cases where a command is an argument. We also do not detect | ||
| // cases where the command we seek is hidden in a command substitution or shell | ||
| // expansion. | ||
| if cmd, ok := expr.Args[0].Parts[0].(*shell.Lit); ok { | ||
| result[cmd.Value]++ | ||
| } | ||
| } | ||
| // Continue searching. | ||
| return true | ||
| }, | ||
| ) | ||
|
|
||
| return result | ||
| } | ||
|
|
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| func main() { | ||
| content, err := io.ReadAll(bufio.NewReader(os.Stdin)) | ||
| if err != nil { | ||
| log.Fatalf("failed to read from stdin: %s", err.Error()) | ||
| } | ||
| parsed, err := shell.NewParser().Parse(bytes.NewReader(content), "") | ||
| if err != nil { | ||
| log.Fatalf("failed to parse shell code: %s", err.Error()) | ||
| } | ||
| commands := findCommands(parsed) | ||
| keys := maps.Keys(commands) | ||
| slices.Sort(keys) | ||
| for _, cmd := range keys { | ||
| count := commands[cmd] | ||
| fmt.Printf("%s:%d\n", cmd, count) | ||
| } | ||
| } |
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| #!/bin/bash | ||
|
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| # Copyright (c) 2022 - for information on the respective copyright owner | ||
| # see the NOTICE file or the repository | ||
| # https://github.com/boschresearch/shellmock | ||
| # | ||
| # Licensed under the Apache License, Version 2.0 (the "License"); you may not | ||
| # use this file except in compliance with the License. You may obtain a copy of | ||
| # the License at | ||
| # | ||
| # http://www.apache.org/licenses/LICENSE-2.0 | ||
| # | ||
| # Unless required by applicable law or agreed to in writing, software | ||
| # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT | ||
| # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the | ||
| # License for the specific language governing permissions and limitations under | ||
| # the License. | ||
|
|
||
| # This file contains functionality needed for the command used to check which | ||
| # executables a script is executing. That makes it easier to determine which | ||
| # ones to mock. | ||
| __shellmock__commands() { | ||
| __shellmock_internal_pathcheck | ||
| __shellmock_internal_trapcheck | ||
|
|
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| local check_functions=0 | ||
| local usage_counts=0 | ||
| while [[ $# -gt 0 ]]; do | ||
| case $1 in | ||
| --check-functions | -f) | ||
| local check_functions=1 | ||
| ;; | ||
| --usage-counts | -c) | ||
| local usage_counts=1 | ||
| ;; | ||
| *) | ||
| echo >&2 "Unknown argument '$1'." | ||
| return 1 | ||
| ;; | ||
| esac | ||
| shift | ||
| done | ||
|
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| if ! command -v go &> /dev/null; then | ||
| echo >&2 "The 'commands' command requires a Go toolchain." \ | ||
| "Get it from here: https://go.dev/doc/install" | ||
| return 1 | ||
| fi | ||
|
|
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| if [[ -t 0 ]]; then | ||
| echo >&2 "Shell code is read from stdin but stdin is a terminal, aborting." | ||
| return 1 | ||
| fi | ||
| local code | ||
| code="$(cat -)" | ||
|
|
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| # Build the binary used to analyse the shell code. | ||
| local bin="${__SHELLMOCK_GO_MOD}/main" | ||
| if ! [[ -x ${bin} ]]; then | ||
| __shellmock_internal_init_command_search "${__SHELLMOCK_GO_MOD}" | ||
| (cd "${__SHELLMOCK_GO_MOD}" && go get && go build) 1>&2 | ||
| fi | ||
|
|
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| declare -A builtins | ||
| local tmp | ||
| while read -r tmp; do | ||
| builtins["${tmp}"]=1 | ||
| done < <(compgen -b) && wait $! || return 1 | ||
|
|
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| local cmd | ||
| while read -r tmp; do | ||
| cmd="${tmp%:*}" | ||
| # Only output if it is neither a currently defined function or a built-in. | ||
| if | ||
| [[ -z ${builtins["${cmd}"]-} ]] \ | ||
| && [[ ${check_functions} -eq 1 || | ||
| $(type -t "${cmd}" || :) != function ]] | ||
| then | ||
| # Adjust output format as requested. | ||
| if [[ ${usage_counts} -eq 1 ]]; then | ||
| echo "${tmp}" | ||
| else | ||
| echo "${cmd}" | ||
| fi | ||
| fi | ||
| done < <("${bin}" <<< "${code}") && wait $! || return 1 | ||
| } |
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