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Keep DWARF info by setting XCADDY_DEBUG=1 (#62)

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* feat: add --debug option to build a debug output

* chore: renaming

* chore: update README

* fix: typo

* feat: introduce env XCADDY_DEBUG

* fix: remove unnecessary change
This commit is contained in:
Ggicci 2021-07-04 07:57:17 +08:00 • committed by GitHub
parent 652d45d08e
commit 8c5d3f1cf6
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3 changed files with 17 additions and 7 deletions
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3
README.md
View file

@ -107,7 +107,7 @@ $ xcaddy run
$ xcaddy run --config caddy.json $ xcaddy run --config caddy.json
``` ```
The race detector can be enabled by setting `XCADDY_RACE_DETECTOR=1`. The race detector can be enabled by setting `XCADDY_RACE_DETECTOR=1`. The DWARF debug info can be enabled by setting `XCADDY_DEBUG=1`.
## Library usage ## Library usage
@ -135,6 +135,7 @@ Because the subcommands and flags are constrained to benefit rapid plugin protot
- `CADDY_VERSION` sets the version of Caddy to build. - `CADDY_VERSION` sets the version of Caddy to build.
- `XCADDY_RACE_DETECTOR=1` enables the Go race detector in the build. - `XCADDY_RACE_DETECTOR=1` enables the Go race detector in the build.
- `XCADDY_DEBUG=1` enables the DWARF debug information in the build.
- `XCADDY_SETCAP=1` will run `sudo setcap cap_net_bind_service=+ep` on the temporary binary before running it when in dev mode. - `XCADDY_SETCAP=1` will run `sudo setcap cap_net_bind_service=+ep` on the temporary binary before running it when in dev mode.
- `XCADDY_SKIP_BUILD=1` causes xcaddy to not compile the program, it is used in conjunction with build tools such as [GoReleaser](https://goreleaser.com). Implies `XCADDY_SKIP_CLEANUP=1`. - `XCADDY_SKIP_BUILD=1` causes xcaddy to not compile the program, it is used in conjunction with build tools such as [GoReleaser](https://goreleaser.com). Implies `XCADDY_SKIP_CLEANUP=1`.
- `XCADDY_SKIP_CLEANUP=1` causes xcaddy to leave build artifacts on disk after exiting. - `XCADDY_SKIP_CLEANUP=1` causes xcaddy to leave build artifacts on disk after exiting.

10
builder.go
View file

@ -43,6 +43,7 @@ type Builder struct {
RaceDetector bool `json:"race_detector,omitempty"` RaceDetector bool `json:"race_detector,omitempty"`
SkipCleanup bool `json:"skip_cleanup,omitempty"` SkipCleanup bool `json:"skip_cleanup,omitempty"`
SkipBuild bool `json:"skip_build,omitempty"` SkipBuild bool `json:"skip_build,omitempty"`
Debug bool `json:"debug,omitempty"`
} }
// Build builds Caddy at the configured version with the // Build builds Caddy at the configured version with the
@ -108,9 +109,14 @@ func (b Builder) Build(ctx context.Context, outputFile string) error {
// compile // compile
cmd := buildEnv.newCommand("go", "build", cmd := buildEnv.newCommand("go", "build",
"-o", absOutputFile, "-o", absOutputFile,
"-ldflags", "-w -s", // trim debug symbols
"-trimpath",
) )
if !b.Debug {
cmd.Args = append(cmd.Args,
"-ldflags", "-w -s", // trim debug symbols
"-trimpath",
)
}
if b.RaceDetector { if b.RaceDetector {
cmd.Args = append(cmd.Args, "-race") cmd.Args = append(cmd.Args, "-race")
} }

11
cmd/xcaddy/main.go
View file

@ -30,10 +30,11 @@ import (
) )
var ( var (
caddyVersion = os.Getenv("CADDY_VERSION") caddyVersion = os.Getenv("CADDY_VERSION")
raceDetector = os.Getenv("XCADDY_RACE_DETECTOR") == "1" raceDetector = os.Getenv("XCADDY_RACE_DETECTOR") == "1"
skipBuild = os.Getenv("XCADDY_SKIP_BUILD") == "1" skipBuild = os.Getenv("XCADDY_SKIP_BUILD") == "1"
skipCleanup = os.Getenv("XCADDY_SKIP_CLEANUP") == "1" skipCleanup = os.Getenv("XCADDY_SKIP_CLEANUP") == "1"
buildDebugOutput = os.Getenv("XCADDY_DEBUG") == "1"
) )
func main() { func main() {
@ -122,6 +123,7 @@ func runBuild(ctx context.Context, args []string) error {
RaceDetector: raceDetector, RaceDetector: raceDetector,
SkipBuild: skipBuild, SkipBuild: skipBuild,
SkipCleanup: skipCleanup, SkipCleanup: skipCleanup,
Debug: buildDebugOutput,
} }
err := builder.Build(ctx, output) err := builder.Build(ctx, output)
if err != nil { if err != nil {
@ -228,6 +230,7 @@ func runDev(ctx context.Context, args []string) error {
RaceDetector: raceDetector, RaceDetector: raceDetector,
SkipBuild: skipBuild, SkipBuild: skipBuild,
SkipCleanup: skipCleanup, SkipCleanup: skipCleanup,
Debug: buildDebugOutput,
} }
err = builder.Build(ctx, binOutput) err = builder.Build(ctx, binOutput)
if err != nil { if err != nil {