More environment filtering tweaks

- only document HOMEBREW_* variables in the manpage (although still
  read from all the original environment variables).
- resort manpage environment variables in alphabetical order
- check the original path for trailing slashes
This commit is contained in:
Mike McQuaid 2017-05-13 11:42:01 +01:00
parent 459fef3b09
commit 8205e61e64
9 changed files with 60 additions and 89 deletions

View File

@ -100,7 +100,7 @@ module Homebrew
# See https://github.com/Homebrew/legacy-homebrew/pull/9986
def check_path_for_trailing_slashes
bad_paths = PATH.new(ENV["PATH"]).select { |p| p.end_with?("/") }
bad_paths = PATH.new(ENV["HOMEBREW_PATH"]).select { |p| p.end_with?("/") }
return if bad_paths.empty?
inject_file_list bad_paths, <<-EOS.undent

View File

@ -520,6 +520,9 @@ class S3DownloadStrategy < CurlDownloadStrategy
bucket = $1
key = $2
ENV["AWS_ACCESS_KEY_ID"] = ENV["HOMEBREW_AWS_ACCESS_KEY_ID"]
ENV["AWS_SECRET_ACCESS_KEY"] = ENV["HOMEBREW_AWS_SECRET_ACCESS_KEY"]
obj = AWS::S3.new.buckets[bucket].objects[key]
begin
s3url = obj.url_for(:get)

View File

@ -98,31 +98,6 @@ can take several different forms:
The formula file will be cached for later use.
## ENVIRONMENT
* `AWS_ACCESS_KEY_ID`, `AWS_SECRET_ACCESS_KEY`:
When using the `S3` download strategy, Homebrew will look in
these variables for access credentials (see
<https://docs.aws.amazon.com/cli/latest/userguide/cli-chap-getting-started.html#cli-environment>
to retrieve these access credentials from AWS). If they are not set,
the `S3` download strategy will download with a public
(unsigned) URL.
* `BROWSER`:
If set, and `HOMEBREW_BROWSER` is not, use `BROWSER` as the web browser
when opening project homepages.
* `EDITOR`:
If set, and `HOMEBREW_EDITOR` and `VISUAL` are not, use `EDITOR` as the text editor.
* `GIT`:
When using Git, Homebrew will use `GIT` if set,
a Homebrew-built Git if installed, or the system-provided binary.
Set this to force Homebrew to use a particular git binary.
* `HOMEBREW_BOTTLE_DOMAIN`:
If set, instructs Homebrew to use the given URL as a download mirror for bottles.
* `HOMEBREW_ARTIFACT_DOMAIN`:
If set, instructs Homebrew to use the given URL as a download mirror for bottles and binaries.
@ -131,6 +106,17 @@ can take several different forms:
*Default:* `60`.
* `HOMEBREW_AWS_ACCESS_KEY_ID`, `HOMEBREW_AWS_SECRET_ACCESS_KEY`:
When using the `S3` download strategy, Homebrew will look in
these variables for access credentials (see
<https://docs.aws.amazon.com/cli/latest/userguide/cli-chap-getting-started.html#cli-environment>
to retrieve these access credentials from AWS). If they are not set,
the `S3` download strategy will download with a public
(unsigned) URL.
* `HOMEBREW_BOTTLE_DOMAIN`:
If set, instructs Homebrew to use the given URL as a download mirror for bottles.
* `HOMEBREW_BROWSER`:
If set, uses this setting as the browser when opening project homepages,
instead of the OS default browser.
@ -178,6 +164,12 @@ can take several different forms:
If set, Homebrew will always use its vendored, relocatable Ruby 2.0 version
even if the system version of Ruby is >=2.0.
* `HOMEBREW_GIT`:
When using Git, Homebrew will use `GIT` if set,
a Homebrew-built Git if installed, or the system-provided binary.
Set this to force Homebrew to use a particular git binary.
* `HOMEBREW_GITHUB_API_TOKEN`:
A personal access token for the GitHub API, which you can create at
<https://github.com/settings/tokens>. If set, GitHub will allow you a
@ -243,9 +235,6 @@ can take several different forms:
* `HOMEBREW_VERBOSE`:
If set, Homebrew always assumes `--verbose` when running commands.
* `VISUAL`:
If set, and `HOMEBREW_EDITOR` is not, use `VISUAL` as the text editor.
## USING HOMEBREW BEHIND A PROXY
Homebrew uses several commands for downloading files (e.g. `curl`, `git`, `svn`).

View File

@ -86,7 +86,6 @@ fi
case "$(lowercase "$SCM_FILE")" in
git)
[[ -n "$HOMEBREW_GIT" ]] && safe_exec "$(which "$HOMEBREW_GIT")" "$@"
[[ -n "$GIT" ]] && safe_exec "$(which "$GIT")" "$@"
;;
svn)
[[ -n "$HOMEBREW_SVN" ]] && safe_exec "$(which "$HOMEBREW_SVN")" "$@"

View File

@ -7,7 +7,7 @@ describe Homebrew::Diagnostic::Checks do
end
specify "#check_path_for_trailing_slashes" do
ENV["PATH"] += File::PATH_SEPARATOR + "/foo/bar/"
ENV["HOMEBREW_PATH"] += File::PATH_SEPARATOR + "/foo/bar/"
expect(subject.check_path_for_trailing_slashes)
.to match("Some directories in your path end in a slash")
end

View File

@ -320,7 +320,7 @@ def which_all(cmd, path = ENV["PATH"])
end
def which_editor
editor = ENV.values_at("HOMEBREW_EDITOR", "VISUAL").compact.reject(&:empty?).first
editor = ENV.values_at("HOMEBREW_EDITOR", "HOMEBREW_VISUAL").compact.reject(&:empty?).first
if editor
editor_name, _, editor_args = editor.partition " "
editor_path = which(editor_name, ENV["HOMEBREW_PATH"])
@ -356,7 +356,7 @@ def exec_editor(*args)
end
def exec_browser(*args)
browser = ENV["HOMEBREW_BROWSER"] || ENV["BROWSER"]
browser = ENV["HOMEBREW_BROWSER"]
browser ||= OS::PATH_OPEN if defined?(OS::PATH_OPEN)
return unless browser
safe_exec(browser, *args)

View File

@ -44,7 +44,10 @@ fi
HOMEBREW_LIBRARY="$HOMEBREW_REPOSITORY/Library"
for VAR in EDITOR PATH BINTRAY_USER BINTRAY_KEY
# Whitelist and copy to HOMEBREW_* all variables previously mentioned in
# manpage or used elsewhere by Homebrew.
for VAR in AWS_ACCESS_KEY_ID AWS_SECRET_ACCESS_KEY BINTRAY_USER BINTRAY_KEY \
BROWSER EDITOR GIT PATH VISUAL
do
VAR_NEW="HOMEBREW_${VAR}"
[[ -n "${!VAR_NEW}" ]] && continue

View File

@ -910,31 +910,6 @@ can take several different forms:
The formula file will be cached for later use.
## ENVIRONMENT
* `AWS_ACCESS_KEY_ID`, `AWS_SECRET_ACCESS_KEY`:
When using the `S3` download strategy, Homebrew will look in
these variables for access credentials (see
<https://docs.aws.amazon.com/cli/latest/userguide/cli-chap-getting-started.html#cli-environment>
to retrieve these access credentials from AWS). If they are not set,
the `S3` download strategy will download with a public
(unsigned) URL.
* `BROWSER`:
If set, and `HOMEBREW_BROWSER` is not, use `BROWSER` as the web browser
when opening project homepages.
* `EDITOR`:
If set, and `HOMEBREW_EDITOR` and `VISUAL` are not, use `EDITOR` as the text editor.
* `GIT`:
When using Git, Homebrew will use `GIT` if set,
a Homebrew-built Git if installed, or the system-provided binary.
Set this to force Homebrew to use a particular git binary.
* `HOMEBREW_BOTTLE_DOMAIN`:
If set, instructs Homebrew to use the given URL as a download mirror for bottles.
* `HOMEBREW_ARTIFACT_DOMAIN`:
If set, instructs Homebrew to use the given URL as a download mirror for bottles and binaries.
@ -943,6 +918,17 @@ can take several different forms:
*Default:* `60`.
* `HOMEBREW_AWS_ACCESS_KEY_ID`, `HOMEBREW_AWS_SECRET_ACCESS_KEY`:
When using the `S3` download strategy, Homebrew will look in
these variables for access credentials (see
<https://docs.aws.amazon.com/cli/latest/userguide/cli-chap-getting-started.html#cli-environment>
to retrieve these access credentials from AWS). If they are not set,
the `S3` download strategy will download with a public
(unsigned) URL.
* `HOMEBREW_BOTTLE_DOMAIN`:
If set, instructs Homebrew to use the given URL as a download mirror for bottles.
* `HOMEBREW_BROWSER`:
If set, uses this setting as the browser when opening project homepages,
instead of the OS default browser.
@ -990,6 +976,12 @@ can take several different forms:
If set, Homebrew will always use its vendored, relocatable Ruby 2.0 version
even if the system version of Ruby is >=2.0.
* `HOMEBREW_GIT`:
When using Git, Homebrew will use `GIT` if set,
a Homebrew-built Git if installed, or the system-provided binary.
Set this to force Homebrew to use a particular git binary.
* `HOMEBREW_GITHUB_API_TOKEN`:
A personal access token for the GitHub API, which you can create at
<https://github.com/settings/tokens>. If set, GitHub will allow you a
@ -1055,9 +1047,6 @@ can take several different forms:
* `HOMEBREW_VERBOSE`:
If set, Homebrew always assumes `--verbose` when running commands.
* `VISUAL`:
If set, and `HOMEBREW_EDITOR` is not, use `VISUAL` as the text editor.
## USING HOMEBREW BEHIND A PROXY
Homebrew uses several commands for downloading files (e.g. `curl`, `git`, `svn`).

View File

@ -941,29 +941,6 @@ Homebrew can install formulae via URL, e\.g\. \fBhttps://raw\.github\.com/Homebr
.SH "ENVIRONMENT"
.
.TP
\fBAWS_ACCESS_KEY_ID\fR, \fBAWS_SECRET_ACCESS_KEY\fR
When using the \fBS3\fR download strategy, Homebrew will look in these variables for access credentials (see \fIhttps://docs\.aws\.amazon\.com/cli/latest/userguide/cli\-chap\-getting\-started\.html#cli\-environment\fR to retrieve these access credentials from AWS)\. If they are not set, the \fBS3\fR download strategy will download with a public (unsigned) URL\.
.
.TP
\fBBROWSER\fR
If set, and \fBHOMEBREW_BROWSER\fR is not, use \fBBROWSER\fR as the web browser when opening project homepages\.
.
.TP
\fBEDITOR\fR
If set, and \fBHOMEBREW_EDITOR\fR and \fBVISUAL\fR are not, use \fBEDITOR\fR as the text editor\.
.
.TP
\fBGIT\fR
When using Git, Homebrew will use \fBGIT\fR if set, a Homebrew\-built Git if installed, or the system\-provided binary\.
.
.IP
Set this to force Homebrew to use a particular git binary\.
.
.TP
\fBHOMEBREW_BOTTLE_DOMAIN\fR
If set, instructs Homebrew to use the given URL as a download mirror for bottles\.
.
.TP
\fBHOMEBREW_ARTIFACT_DOMAIN\fR
If set, instructs Homebrew to use the given URL as a download mirror for bottles and binaries\.
.
@ -975,6 +952,14 @@ If set, Homebrew will only check for autoupdates once per this seconds interval\
\fIDefault:\fR \fB60\fR\.
.
.TP
\fBHOMEBREW_AWS_ACCESS_KEY_ID\fR, \fBHOMEBREW_AWS_SECRET_ACCESS_KEY\fR
When using the \fBS3\fR download strategy, Homebrew will look in these variables for access credentials (see \fIhttps://docs\.aws\.amazon\.com/cli/latest/userguide/cli\-chap\-getting\-started\.html#cli\-environment\fR to retrieve these access credentials from AWS)\. If they are not set, the \fBS3\fR download strategy will download with a public (unsigned) URL\.
.
.TP
\fBHOMEBREW_BOTTLE_DOMAIN\fR
If set, instructs Homebrew to use the given URL as a download mirror for bottles\.
.
.TP
\fBHOMEBREW_BROWSER\fR
If set, uses this setting as the browser when opening project homepages, instead of the OS default browser\.
.
@ -1021,6 +1006,13 @@ If set, Homebrew will use this editor when editing a single formula, or several
If set, Homebrew will always use its vendored, relocatable Ruby 2\.0 version even if the system version of Ruby is >=2\.0\.
.
.TP
\fBHOMEBREW_GIT\fR
When using Git, Homebrew will use \fBGIT\fR if set, a Homebrew\-built Git if installed, or the system\-provided binary\.
.
.IP
Set this to force Homebrew to use a particular git binary\.
.
.TP
\fBHOMEBREW_GITHUB_API_TOKEN\fR
A personal access token for the GitHub API, which you can create at \fIhttps://github\.com/settings/tokens\fR\. If set, GitHub will allow you a greater number of API requests\. See \fIhttps://developer\.github\.com/v3/#rate\-limiting\fR for more information\. Homebrew uses the GitHub API for features such as \fBbrew search\fR\.
.
@ -1086,10 +1078,6 @@ This issue typically occurs when using FileVault or custom SSD configurations\.
\fBHOMEBREW_VERBOSE\fR
If set, Homebrew always assumes \fB\-\-verbose\fR when running commands\.
.
.TP
\fBVISUAL\fR
If set, and \fBHOMEBREW_EDITOR\fR is not, use \fBVISUAL\fR as the text editor\.
.
.SH "USING HOMEBREW BEHIND A PROXY"
Homebrew uses several commands for downloading files (e\.g\. \fBcurl\fR, \fBgit\fR, \fBsvn\fR)\. Many of these tools can download via a proxy\. It\'s common for these tools to read proxy parameters from environment variables\.
.