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Fix inconsistencies in log flags and env var

- Fix priority to match the commented behavior.
- Ignore bogus LOG_LEVEL values.
This commit is contained in:
Asher 2020-04-28 16:39:01 -05:00
parent 4cfd7c50ad
commit a2b69c8f3f
No known key found for this signature in database
GPG Key ID: D63C1EF81242354A
2 changed files with 67 additions and 38 deletions

View File

@ -213,7 +213,7 @@ export const parse = (argv: string[]): Args => {
;(args[key] as OptionalString) = new OptionalString(value)
break
default: {
if (!Object.values(option.type).find((v) => v === value)) {
if (!Object.values(option.type).includes(value)) {
throw new Error(`--${key} valid values: [${Object.values(option.type).join(", ")}]`)
}
;(args[key] as string) = value
@ -230,20 +230,26 @@ export const parse = (argv: string[]): Args => {
logger.debug("parsed command line", field("args", args))
// Ensure the environment variable and the flag are synced up. The flag takes
// priority over the environment variable.
if (args.log === LogLevel.Trace || process.env.LOG_LEVEL === LogLevel.Trace || args.verbose) {
args.log = process.env.LOG_LEVEL = LogLevel.Trace
args.verbose = true
} else if (!args.log && process.env.LOG_LEVEL) {
// --verbose takes priority over --log and --log takes priority over the
// environment variable.
if (args.verbose) {
args.log = LogLevel.Trace
} else if (
!args.log &&
process.env.LOG_LEVEL &&
Object.values(LogLevel).includes(process.env.LOG_LEVEL as LogLevel)
) {
args.log = process.env.LOG_LEVEL as LogLevel
} else if (args.log) {
process.env.LOG_LEVEL = args.log
}
// Sync --log, --verbose, the environment variable, and logger level.
if (args.log) {
process.env.LOG_LEVEL = args.log
}
switch (args.log) {
case LogLevel.Trace:
logger.level = Level.Trace
args.verbose = true
break
case LogLevel.Debug:
logger.level = Level.Debug

View File

@ -1,3 +1,4 @@
import { logger, Level } from "@coder/logger"
import * as assert from "assert"
import * as path from "path"
import { parse } from "../src/node/cli"
@ -8,12 +9,15 @@ describe("cli", () => {
delete process.env.LOG_LEVEL
})
// The parser will always fill these out.
const defaults = {
_: [],
"extensions-dir": path.join(xdgLocalDir, "extensions"),
"user-data-dir": xdgLocalDir,
}
it("should set defaults", () => {
assert.deepEqual(parse([]), {
_: [],
"extensions-dir": path.join(xdgLocalDir, "extensions"),
"user-data-dir": xdgLocalDir,
})
assert.deepEqual(parse([]), defaults)
})
it("should parse all available options", () => {
@ -82,36 +86,64 @@ describe("cli", () => {
it("should work with short options", () => {
assert.deepEqual(parse(["-vvv", "-v"]), {
_: [],
"extensions-dir": path.join(xdgLocalDir, "extensions"),
"user-data-dir": xdgLocalDir,
...defaults,
log: "trace",
verbose: true,
version: true,
})
assert.equal(process.env.LOG_LEVEL, "trace")
assert.equal(logger.level, Level.Trace)
})
it("should use log level env var", () => {
process.env.LOG_LEVEL = "debug"
assert.deepEqual(parse([]), {
_: [],
"extensions-dir": path.join(xdgLocalDir, "extensions"),
"user-data-dir": xdgLocalDir,
...defaults,
log: "debug",
})
assert.equal(process.env.LOG_LEVEL, "debug")
assert.equal(logger.level, Level.Debug)
process.env.LOG_LEVEL = "trace"
assert.deepEqual(parse([]), {
...defaults,
log: "trace",
verbose: true,
})
assert.equal(process.env.LOG_LEVEL, "trace")
assert.equal(logger.level, Level.Trace)
})
it("should prefer --log to env var", () => {
it("should prefer --log to env var and --verbose to --log", () => {
process.env.LOG_LEVEL = "debug"
assert.deepEqual(parse(["--log", "info"]), {
_: [],
"extensions-dir": path.join(xdgLocalDir, "extensions"),
"user-data-dir": xdgLocalDir,
...defaults,
log: "info",
})
assert.equal(process.env.LOG_LEVEL, "info")
assert.equal(logger.level, Level.Info)
process.env.LOG_LEVEL = "trace"
assert.deepEqual(parse(["--log", "info"]), {
...defaults,
log: "info",
})
assert.equal(process.env.LOG_LEVEL, "info")
assert.equal(logger.level, Level.Info)
process.env.LOG_LEVEL = "warn"
assert.deepEqual(parse(["--log", "info", "--verbose"]), {
...defaults,
log: "trace",
verbose: true,
})
assert.equal(process.env.LOG_LEVEL, "trace")
assert.equal(logger.level, Level.Trace)
})
it("should ignore invalid log level env var", () => {
process.env.LOG_LEVEL = "bogus"
assert.deepEqual(parse([]), defaults)
})
it("should error if value isn't provided", () => {
@ -134,9 +166,7 @@ describe("cli", () => {
it("should not error if the value is optional", () => {
assert.deepEqual(parse(["--cert"]), {
_: [],
"extensions-dir": path.join(xdgLocalDir, "extensions"),
"user-data-dir": xdgLocalDir,
...defaults,
cert: {
value: undefined,
},
@ -147,9 +177,7 @@ describe("cli", () => {
assert.throws(() => parse(["--socket", "--socket-path-value"]), /--socket requires a value/)
// If you actually had a path like this you would do this instead:
assert.deepEqual(parse(["--socket", "./--socket-path-value"]), {
_: [],
"extensions-dir": path.join(xdgLocalDir, "extensions"),
"user-data-dir": xdgLocalDir,
...defaults,
socket: path.resolve("--socket-path-value"),
})
assert.throws(() => parse(["--cert", "--socket-path-value"]), /Unknown option --socket-path-value/)
@ -157,24 +185,19 @@ describe("cli", () => {
it("should allow positional arguments before options", () => {
assert.deepEqual(parse(["foo", "test", "--auth", "none"]), {
...defaults,
_: ["foo", "test"],
"extensions-dir": path.join(xdgLocalDir, "extensions"),
"user-data-dir": xdgLocalDir,
auth: "none",
})
})
it("should support repeatable flags", () => {
assert.deepEqual(parse(["--proxy-domain", "*.coder.com"]), {
_: [],
"extensions-dir": path.join(xdgLocalDir, "extensions"),
"user-data-dir": xdgLocalDir,
...defaults,
"proxy-domain": ["*.coder.com"],
})
assert.deepEqual(parse(["--proxy-domain", "*.coder.com", "--proxy-domain", "test.com"]), {
_: [],
"extensions-dir": path.join(xdgLocalDir, "extensions"),
"user-data-dir": xdgLocalDir,
...defaults,
"proxy-domain": ["*.coder.com", "test.com"],
})
})