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Merge pull request #227 from hashicorp/fix-win-build
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fix windows build: move additional notes to new files
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fairclothjm committed Dec 7, 2022
2 parents 06d4d53 + 9d19a83 commit 7dc9726
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Showing 3 changed files with 104 additions and 54 deletions.
54 changes: 0 additions & 54 deletions client.go
Expand Up @@ -6,9 +6,6 @@ import (
"crypto/subtle"
"crypto/tls"
"crypto/x509"
"debug/elf"
"debug/macho"
"debug/pe"
"encoding/base64"
"errors"
"fmt"
Expand All @@ -18,14 +15,11 @@ import (
"net"
"os"
"os/exec"
"os/user"
"path/filepath"
"runtime"
"strconv"
"strings"
"sync"
"sync/atomic"
"syscall"
"time"

"github.com/hashicorp/go-hclog"
Expand Down Expand Up @@ -497,54 +491,6 @@ var peTypes = map[uint16]string{
0xaa64: "arm64",
}

// additionalNotesAboutCommand tries to get additional information about a command that might help diagnose
// why it won't run correctly. It runs as a best effort only.
func additionalNotesAboutCommand(path string) string {
notes := ""
stat, err := os.Stat(path)
if err != nil {
return notes
}

notes += "\nAdditional notes about plugin:\n"
notes += fmt.Sprintf(" Path: %s\n", path)
notes += fmt.Sprintf(" Mode: %s\n", stat.Mode())
statT, ok := stat.Sys().(*syscall.Stat_t)
if ok {
currentUsername := "?"
if u, err := user.LookupId(strconv.FormatUint(uint64(os.Getuid()), 10)); err == nil {
currentUsername = u.Username
}
currentGroup := "?"
if g, err := user.LookupGroupId(strconv.FormatUint(uint64(os.Getgid()), 10)); err == nil {
currentGroup = g.Name
}
username := "?"
if u, err := user.LookupId(strconv.FormatUint(uint64(statT.Uid), 10)); err == nil {
username = u.Username
}
group := "?"
if g, err := user.LookupGroupId(strconv.FormatUint(uint64(statT.Gid), 10)); err == nil {
group = g.Name
}
notes += fmt.Sprintf(" Owner: %d [%s] (current: %d [%s])\n", statT.Uid, username, os.Getuid(), currentUsername)
notes += fmt.Sprintf(" Group: %d [%s] (current: %d [%s])\n", statT.Gid, group, os.Getgid(), currentGroup)
}

if elfFile, err := elf.Open(path); err == nil {
notes += fmt.Sprintf(" ELF architecture: %s (current architecture: %s)\n", elfFile.Machine, runtime.GOARCH)
} else if machoFile, err := macho.Open(path); err == nil {
notes += fmt.Sprintf(" MachO architecture: %s (current architecture: %s)\n", machoFile.Cpu, runtime.GOARCH)
} else if peFile, err := pe.Open(path); err == nil {
machine, ok := peTypes[peFile.Machine]
if !ok {
machine = "unknown"
}
notes += fmt.Sprintf(" PE architecture: %s (current architecture: %s)\n", machine, runtime.GOARCH)
}
return notes
}

// Start the underlying subprocess, communicating with it to negotiate
// a port for RPC connections, and returning the address to connect via RPC.
//
Expand Down
64 changes: 64 additions & 0 deletions notes_unix.go
@@ -0,0 +1,64 @@
//go:build !windows
// +build !windows

package plugin

import (
"debug/elf"
"debug/macho"
"debug/pe"
"fmt"
"os"
"os/user"
"runtime"
"strconv"
"syscall"
)

// additionalNotesAboutCommand tries to get additional information about a command that might help diagnose
// why it won't run correctly. It runs as a best effort only.
func additionalNotesAboutCommand(path string) string {
notes := ""
stat, err := os.Stat(path)
if err != nil {
return notes
}

notes += "\nAdditional notes about plugin:\n"
notes += fmt.Sprintf(" Path: %s\n", path)
notes += fmt.Sprintf(" Mode: %s\n", stat.Mode())
statT, ok := stat.Sys().(*syscall.Stat_t)
if ok {
currentUsername := "?"
if u, err := user.LookupId(strconv.FormatUint(uint64(os.Getuid()), 10)); err == nil {
currentUsername = u.Username
}
currentGroup := "?"
if g, err := user.LookupGroupId(strconv.FormatUint(uint64(os.Getgid()), 10)); err == nil {
currentGroup = g.Name
}
username := "?"
if u, err := user.LookupId(strconv.FormatUint(uint64(statT.Uid), 10)); err == nil {
username = u.Username
}
group := "?"
if g, err := user.LookupGroupId(strconv.FormatUint(uint64(statT.Gid), 10)); err == nil {
group = g.Name
}
notes += fmt.Sprintf(" Owner: %d [%s] (current: %d [%s])\n", statT.Uid, username, os.Getuid(), currentUsername)
notes += fmt.Sprintf(" Group: %d [%s] (current: %d [%s])\n", statT.Gid, group, os.Getgid(), currentGroup)
}

if elfFile, err := elf.Open(path); err == nil {
notes += fmt.Sprintf(" ELF architecture: %s (current architecture: %s)\n", elfFile.Machine, runtime.GOARCH)
} else if machoFile, err := macho.Open(path); err == nil {
notes += fmt.Sprintf(" MachO architecture: %s (current architecture: %s)\n", machoFile.Cpu, runtime.GOARCH)
} else if peFile, err := pe.Open(path); err == nil {
machine, ok := peTypes[peFile.Machine]
if !ok {
machine = "unknown"
}
notes += fmt.Sprintf(" PE architecture: %s (current architecture: %s)\n", machine, runtime.GOARCH)
}
return notes
}
40 changes: 40 additions & 0 deletions notes_windows.go
@@ -0,0 +1,40 @@
//go:build windows
// +build windows

package plugin

import (
"debug/elf"
"debug/macho"
"debug/pe"
"fmt"
"os"
"runtime"
)

// additionalNotesAboutCommand tries to get additional information about a command that might help diagnose
// why it won't run correctly. It runs as a best effort only.
func additionalNotesAboutCommand(path string) string {
notes := ""
stat, err := os.Stat(path)
if err != nil {
return notes
}

notes += "\nAdditional notes about plugin:\n"
notes += fmt.Sprintf(" Path: %s\n", path)
notes += fmt.Sprintf(" Mode: %s\n", stat.Mode())

if elfFile, err := elf.Open(path); err == nil {
notes += fmt.Sprintf(" ELF architecture: %s (current architecture: %s)\n", elfFile.Machine, runtime.GOARCH)
} else if machoFile, err := macho.Open(path); err == nil {
notes += fmt.Sprintf(" MachO architecture: %s (current architecture: %s)\n", machoFile.Cpu, runtime.GOARCH)
} else if peFile, err := pe.Open(path); err == nil {
machine, ok := peTypes[peFile.Machine]
if !ok {
machine = "unknown"
}
notes += fmt.Sprintf(" PE architecture: %s (current architecture: %s)\n", machine, runtime.GOARCH)
}
return notes
}

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