Configurable GnuPG command for git-credential-netrc

index 51b76138a..0ffa40719 100644
@@ -1,5 +1,5 @@
 test:
-	./test.pl
+	./t-git-credential-netrc.sh
 
 testverbose:
-	./test.pl -d -v
+	./t-git-credential-netrc.sh -d -v

new file mode 100755
index 000000000..fa21ca240
@@ -0,0 +1,31 @@
+#!/bin/sh
+(
+	cd ../../../t
+	test_description='git-credential-netrc'
+	. ./test-lib.sh
+
+	if ! test_have_prereq PERL; then
+		skip_all='skipping perl interface tests, perl not available'
+		test_done
+	fi
+
+	perl -MTest::More -e 0 2>/dev/null || {
+		skip_all="Perl Test::More unavailable, skipping test"
+		test_done
+	}
+
+	# set up test repository
+
+	test_expect_success \
+    'set up test repository' \
+    ':'
+
+	# The external test will outputs its own plan
+	test_external_has_tap=1
+
+	test_external \
+    'git-credential-netrc' \
+    perl "$TEST_DIRECTORY"/../contrib/credential/netrc/test.pl
+
+	test_done
+)

128 lines not on this page · raw message

index 1571a7b26..67cd689e8 100755
@@ -2,11 +2,16 @@
 
 use strict;
 use warnings;
+use autodie;
+use utf8;
+use open ':encoding(UTF-8)';
+use feature qw(unicode_strings unicode_eval);
 
 use Getopt::Long;
 use File::Basename;
+use Git;
 
-my $VERSION = "0.1";
+my $VERSION = "0.2";
 
 my %options = (
 	       help => 0,

@@ -14,6 +19,7 @@ my %options = (
 	       verbose => 0,
 	       insecure => 0,
 	       file => [],
+	       gpg => '',
 
 	       # identical token maps, e.g. host -> host, will be inserted later
 	       tmap => {

@@ -54,6 +60,7 @@ GetOptions(\%options,
            "insecure|k",
            "verbose|v",
            "file|f=s@",
+           'gpg|g:s',
           );
 
 if ($options{help}) {

@@ -62,27 +69,31 @@ if ($options{help}) {
 
 	print <<EOHIPPUS;
 
-$0 [-f AUTHFILE1] [-f AUTHFILEN] [-d] [-v] [-k] get
+$0 [(-f <authfile>)…] [-g <program>] [-d] [-v] [-k] get
 
 Version $VERSION by tzz\@lifelogs.com.  License: BSD.
 
 Options:
 
-  -f|--file AUTHFILE : specify netrc-style files.  Files with the .gpg extension
-                       will be decrypted by GPG before parsing.  Multiple -f
-                       arguments are OK.  They are processed in order, and the
-                       first matching entry found is returned via the credential
-                       helper protocol (see below).
+  -f|--file <authfile>: specify netrc-style files.  Files with the .gpg extension
+                        will be decrypted by GPG before parsing.  Multiple -f
+                        arguments are OK.  They are processed in order, and the
+                        first matching entry found is returned via the credential
+                        helper protocol (see below).
 
-                       When no -f option is given, .authinfo.gpg, .netrc.gpg,
-		       .authinfo, and .netrc files in your home directory are used
-		       in this order.
+                        When no -f option is given, .authinfo.gpg, .netrc.gpg,
+                        .authinfo, and .netrc files in your home directory are used
+                        in this order.
 
-  -k|--insecure      : ignore bad file ownership or permissions
+  -g|--gpg <program>  : specify the program for GPG. By default, this is the value
+                        of gpg.program in the git repository or global option or
+                        gpg.
 
-  -d|--debug         : turn on debugging (developer info)
+  -k|--insecure       : ignore bad file ownership or permissions
 
-  -v|--verbose       : be more verbose (show files and information found)
+  -d|--debug          : turn on debugging (developer info)
+
+  -v|--verbose        : be more verbose (show files and information found)
 
 To enable this credential helper:
 

@@ -91,15 +102,15 @@ To enable this credential helper:
 (Note that Git will prepend "git-credential-" to the helper name and look for it
 in the path.)
 
-...and if you want lots of debugging info:
+…and if you want lots of debugging info:
 
   git config credential.helper '$shortname -f AUTHFILE -d'
 
-...or to see the files opened and data found:
+…or to see the files opened and data found:
 
   git config credential.helper '$shortname -f AUTHFILE -v'
 
-Only "get" mode is supported by this credential helper.  It opens every AUTHFILE
+Only "get" mode is supported by this credential helper.  It opens every <authfile>
 and looks for the first entry that matches the requested search criteria:
 
  'port|protocol':

@@ -120,7 +131,7 @@ host=github.com
 protocol=https
 username=tzz
 
-this credential helper will look for the first entry in every AUTHFILE that
+this credential helper will look for the first entry in every <authfile> that
 matches
 
 machine github.com port https login tzz

@@ -129,7 +140,7 @@ OR
 
 machine github.com protocol https login tzz
 
-OR... etc. acceptable tokens as listed above.  Any unknown tokens are
+OR… etc. acceptable tokens as listed above.  Any unknown tokens are
 simply ignored.
 
 Then, the helper will print out whatever tokens it got from the entry, including

@@ -137,7 +148,7 @@ Then, the helper will print out whatever tokens it got from the entry, including
 back to "protocol".  Any redundant entry tokens (part of the original query) are
 skipped.
 
-Again, note that only the first matching entry from all the AUTHFILEs, processed
+Again, note that only the first matching entry from all the <authfile>s, processed
 in the sequence given on the command line, is used.
 
 Netrc/authinfo tokens can be quoted as 'STRING' or "STRING".

@@ -152,7 +163,7 @@ EOHIPPUS
 my $mode = shift @ARGV;
 
 # Credentials must get a parameter, so die if it's missing.
-die "Syntax: $0 [-f AUTHFILE1] [-f AUTHFILEN] [-d] get" unless defined $mode;
+die "Syntax: $0 [(-f <authfile>)…] [-d] get" unless defined $mode;
 
 # Only support 'get' mode; with any other unsupported ones we just exit.
 exit 0 unless $mode eq 'get';

@@ -172,6 +183,8 @@ unless (scalar @$files) {
 	$files = $options{file} = [ map { glob $_ } @candidates ];
 }
 
+load_config(\%options);
+
 my $query = read_credential_data_from_stdin();
 
 FILE:

@@ -233,11 +246,11 @@ sub load_netrc {
 
 	my $io;
 	if ($gpgmode) {
-		my @cmd = (qw(gpg --decrypt), $file);
+		my @cmd = ($options{'gpg'}, qw(--decrypt), $file);
 		log_verbose("Using GPG to open $file: [@cmd]");
 		open $io, "-|", @cmd;
 	} else {
-		log_verbose("Opening $file...");
+		log_verbose("Opening ${file}…");
 		open $io, '<', $file;
 	}
 

@@ -410,6 +423,18 @@ sub print_credential_data {
 		printf "%s=%s\n", $git_token, $entry->{$git_token};
 	}
 }
+sub load_config {
+	# load settings from git config
+	my $options = shift;
+	if ($options->{'gpg'} eq '') {
+		local $_ = Git->repository()->config('gpg.program');
+		# default to gpg for non-0 exit code
+		$options->{'gpg'} = defined
+		                 ? $_
+		                 : 'gpg';
+	}
+	log_verbose("using $options{'gpg'} for GPG operations");
+}
 sub log_verbose {
 	return unless $options{verbose};
 	printf STDERR @_;

index fa21ca240..58191a62f 100755
@@ -18,7 +18,7 @@
 
 	test_expect_success \
     'set up test repository' \
-    ':'
+    'git config --add gpg.program test.git-config-gpg'
 
 	# The external test will outputs its own plan
 	test_external_has_tap=1

new file mode 100755
index 000000000..d8f1285d4
@@ -0,0 +1,2 @@
+#!/bin/sh
+echo machine command-option-gpg login username password password

new file mode 100755
index 000000000..65cf594c2
@@ -0,0 +1,2 @@
+#!/bin/sh
+echo machine git-config-gpg login username password password

new file mode 100644
index 000000000..e69de29bb

index 7211b4857..3ec8934ac 100755
@@ -88,6 +88,19 @@ ok(scalar keys %$cred == 2, "Got 2 'host:port kills host' keys");
 is($cred->{password}, 'bobwillknow', "Got correct 'host:port kills host' password");
 is($cred->{username}, 'bob', "Got correct 'host:port kills host' username");
 
+diag 'Testing netrc file decryption by git config gpg.program setting\n';
+$cred = run_credential( ['-f', $netrcGpg, 'get']
+                      , { host => 'git-config-gpg' }
+                      );
+
+ok(scalar keys %$cred == 2, 'Got keys decrypted by git config option');
+
+diag 'Testing netrc file decryption by gpg option\n';
+$cred = run_credential( ['-f', $netrcGpg, '-g', 'test.command-option-gpg', 'get']
+                      , { host => 'command-option-gpg' }
+                      );
+
+ok(scalar keys %$cred == 2, 'Got keys decrypted by command option');
 
 sub run_credential
 {

index 51b76138a..0ffa40719 100644
@@ -1,5 +1,5 @@
 test:
-	./test.pl
+	./t-git-credential-netrc.sh
 
 testverbose:
-	./test.pl -d -v
+	./t-git-credential-netrc.sh -d -v

new file mode 100755
index 000000000..efb81efed
@@ -0,0 +1,31 @@
+#!/bin/sh
+(
+	cd ../../../t
+	test_description='git-credential-netrc'
+	. ./test-lib.sh
+
+	if ! test_have_prereq PERL; then
+		skip_all='skipping perl interface tests, perl not available'
+		test_done
+	fi
+
+	perl -MTest::More -e 0 2>/dev/null || {
+		skip_all="Perl Test::More unavailable, skipping test"
+		test_done
+	}
+
+	# set up test repository
+
+	test_expect_success \
+    'set up test repository' \
+    :
+
+	# The external test will outputs its own plan
+	test_external_has_tap=1
+
+	test_external \
+    'git-credential-netrc' \
+    perl "$TEST_DIRECTORY"/../contrib/credential/netrc/test.pl
+
+	test_done
+)

127 lines not on this page · raw message

index 1571a7b26..0b9a94102 100755
@@ -2,11 +2,13 @@
 
 use strict;
 use warnings;
+use autodie;
 
 use Getopt::Long;
 use File::Basename;
+use Git;
 
-my $VERSION = "0.1";
+my $VERSION = "0.2";
 
 my %options = (
 	       help => 0,

@@ -54,6 +56,7 @@ GetOptions(\%options,
            "insecure|k",
            "verbose|v",
            "file|f=s@",
+           'gpg|g:s',
           );
 
 if ($options{help}) {

@@ -62,27 +65,31 @@ if ($options{help}) {
 
 	print <<EOHIPPUS;
 
-$0 [-f AUTHFILE1] [-f AUTHFILEN] [-d] [-v] [-k] get
+$0 [(-f <authfile>)...] [-g <program>] [-d] [-v] [-k] get
 
 Version $VERSION by tzz\@lifelogs.com.  License: BSD.
 
 Options:
 
-  -f|--file AUTHFILE : specify netrc-style files.  Files with the .gpg extension
-                       will be decrypted by GPG before parsing.  Multiple -f
-                       arguments are OK.  They are processed in order, and the
-                       first matching entry found is returned via the credential
-                       helper protocol (see below).
+  -f|--file <authfile>: specify netrc-style files.  Files with the .gpg
+                        extension will be decrypted by GPG before parsing.
+                        Multiple -f arguments are OK.  They are processed in
+                        order, and the first matching entry found is returned
+                        via the credential helper protocol (see below).
 
-                       When no -f option is given, .authinfo.gpg, .netrc.gpg,
-		       .authinfo, and .netrc files in your home directory are used
-		       in this order.
+                        When no -f option is given, .authinfo.gpg, .netrc.gpg,
+                        .authinfo, and .netrc files in your home directory are
+                        used in this order.
 
-  -k|--insecure      : ignore bad file ownership or permissions
+  -g|--gpg <program>  : specify the program for GPG. By default, this is the
+                        value of gpg.program in the git repository or global
+                        option or gpg.
 
-  -d|--debug         : turn on debugging (developer info)
+  -k|--insecure       : ignore bad file ownership or permissions
 
-  -v|--verbose       : be more verbose (show files and information found)
+  -d|--debug          : turn on debugging (developer info)
+
+  -v|--verbose        : be more verbose (show files and information found)
 
 To enable this credential helper:
 

@@ -99,8 +106,9 @@ in the path.)
 
   git config credential.helper '$shortname -f AUTHFILE -v'
 
-Only "get" mode is supported by this credential helper.  It opens every AUTHFILE
-and looks for the first entry that matches the requested search criteria:
+Only "get" mode is supported by this credential helper.  It opens every
+<authfile> and looks for the first entry that matches the requested search
+criteria:
 
  'port|protocol':
    The protocol that will be used (e.g., https). (protocol=X)

@@ -120,7 +128,7 @@ host=github.com
 protocol=https
 username=tzz
 
-this credential helper will look for the first entry in every AUTHFILE that
+this credential helper will look for the first entry in every <authfile> that
 matches
 
 machine github.com port https login tzz

@@ -137,8 +145,8 @@ Then, the helper will print out whatever tokens it got from the entry, including
 back to "protocol".  Any redundant entry tokens (part of the original query) are
 skipped.
 
-Again, note that only the first matching entry from all the AUTHFILEs, processed
-in the sequence given on the command line, is used.
+Again, note that only the first matching entry from all the <authfile>s,
+processed in the sequence given on the command line, is used.
 
 Netrc/authinfo tokens can be quoted as 'STRING' or "STRING".
 

@@ -152,7 +160,7 @@ EOHIPPUS
 my $mode = shift @ARGV;
 
 # Credentials must get a parameter, so die if it's missing.
-die "Syntax: $0 [-f AUTHFILE1] [-f AUTHFILEN] [-d] get" unless defined $mode;
+die "Syntax: $0 [(-f <authfile>)...] [-d] get" unless defined $mode;
 
 # Only support 'get' mode; with any other unsupported ones we just exit.
 exit 0 unless $mode eq 'get';

@@ -172,6 +180,8 @@ unless (scalar @$files) {
 	$files = $options{file} = [ map { glob $_ } @candidates ];
 }
 
+load_config(\%options);
+
 my $query = read_credential_data_from_stdin();
 
 FILE:

@@ -233,7 +243,7 @@ sub load_netrc {
 
 	my $io;
 	if ($gpgmode) {
-		my @cmd = (qw(gpg --decrypt), $file);
+		my @cmd = ($options{'gpg'}, qw(--decrypt), $file);
 		log_verbose("Using GPG to open $file: [@cmd]");
 		open $io, "-|", @cmd;
 	} else {

@@ -410,6 +420,14 @@ sub print_credential_data {
 		printf "%s=%s\n", $git_token, $entry->{$git_token};
 	}
 }
+sub load_config {
+	# load settings from git config
+	my $options = shift;
+	# set from command argument, gpg.program option, or default to gpg
+	$options->{'gpg'} //= Git->repository()->config('gpg.program')
+	                  // 'gpg';
+	log_verbose("using $options{'gpg'} for GPG operations");
+}
 sub log_verbose {
 	return unless $options{verbose};
 	printf STDERR @_;

index efb81efed..58191a62f 100755
@@ -18,7 +18,7 @@
 
 	test_expect_success \
     'set up test repository' \
-    :
+    'git config --add gpg.program test.git-config-gpg'
 
 	# The external test will outputs its own plan
 	test_external_has_tap=1

new file mode 100755
index 000000000..d8f1285d4
@@ -0,0 +1,2 @@
+#!/bin/sh
+echo machine command-option-gpg login username password password

new file mode 100755
index 000000000..65cf594c2
@@ -0,0 +1,2 @@
+#!/bin/sh
+echo machine git-config-gpg login username password password

new file mode 100644
index 000000000..e69de29bb

index ea95a2c8a..1e1001030 100755
@@ -9,15 +9,18 @@ use File::Spec::Functions qw(:DEFAULT rel2abs);
 use IPC::Open2;
 
 BEGIN {
-	# t-git-credential-netrc.sh kicks off our testing, so we have to go from there.
+	# t-git-credential-netrc.sh kicks off our testing, so we have to go
+	# from there.
 	Test::More->builder->current_test(1);
 	Test::More->builder->no_ending(1);
 }
 
 my @global_credential_args = @ARGV;
 my $scriptDir = dirname rel2abs $0;
-my $netrc = catfile $scriptDir, 'test.netrc';
-my $gcNetrc = catfile $scriptDir, 'git-credential-netrc';
+my ($netrc, $netrcGpg, $gcNetrc) = map { catfile $scriptDir, $_; }
+                                       qw(test.netrc
+                                          test.netrc.gpg
+                                          git-credential-netrc);
 local $ENV{PATH} = join ':'
                       , $scriptDir
                       , $ENV{PATH}

@@ -87,6 +90,19 @@ ok(scalar keys %$cred == 2, "Got 2 'host:port kills host' keys");
 is($cred->{password}, 'bobwillknow', "Got correct 'host:port kills host' password");
 is($cred->{username}, 'bob', "Got correct 'host:port kills host' username");
 
+diag 'Testing netrc file decryption by git config gpg.program setting\n';
+$cred = run_credential( ['-f', $netrcGpg, 'get']
+                      , { host => 'git-config-gpg' }
+                      );
+
+ok(scalar keys %$cred == 2, 'Got keys decrypted by git config option');
+
+diag 'Testing netrc file decryption by gpg option\n';
+$cred = run_credential( ['-f', $netrcGpg, '-g', 'test.command-option-gpg', 'get']
+                      , { host => 'command-option-gpg' }
+                      );
+
+ok(scalar keys %$cred == 2, 'Got keys decrypted by command option');
 
 sub run_credential
 {