在 couchdb docker 映像中安装 soca gem 时出错

Question

我正在尝试运行以下 Docker 文件，但是当它尝试安装 gem"soca"时，它总是失败并显示以下错误

错误：

Building native extensions.  This could take a while...
ERROR:  Error installing soca:
ERROR: Failed to build gem native extension.
/usr/bin/ruby2.1 extconf.rb
checking for re.h... no
creating Makefile
make "DESTDIR=" clean
make "DESTDIR="
compiling parser.c
In file included from /usr/include/ruby-2.1.0/ruby.h:33:0,
from parser.h:4,
from parser.rl:1:
parser.rl: In function 'JSON_parse_object':
/usr/include/ruby-2.1.0/ruby/ruby.h:437:18: error: expected '(' before '!' token
#define RTEST(v) !(((VALUE)(v) & ~Qnil) == 0)
^
parser.rl:165:20: note: in expansion of macro 'RTEST'
VALUE klass = rb_funcall(mJSON, i_deep_const_get, 1, klassname);
^
/usr/include/ruby-2.1.0/ruby/ruby.h:437:18: warning: value computed is not used [-Wunused-value]
#define RTEST(v) !(((VALUE)(v) & ~Qnil) == 0)
^
parser.rl:165:20: note: in expansion of macro 'RTEST'
VALUE klass = rb_funcall(mJSON, i_deep_const_get, 1, klassname);
^
parser.rl:165:68: error: expected ';' before '{' token
VALUE klass = rb_funcall(mJSON, i_deep_const_get, 1, klassname);
^
Makefile:224: recipe for target 'parser.o' failed
make: *** [parser.o] Error 1
make failed, exit code 2
Gem files will remain installed in /var/lib/gems/2.1.0/gems/json-1.4.6 for inspection.
Results logged to /var/lib/gems/2.1.0/extensions/x86_64-linux/2.1.0/json-1.4.6/gem_make.out

这是我正在运行的码头工人文件 它使用couchdb图像和 然后安装希望运行红宝石所需的一切

FROM couchdb:1
# custom setup RUN apt-get update RUN apt-get --assume-yes install ruby RUN apt-get --assume-yes install ruby-dev RUN apt-get
--assume-yes install rubygems RUN apt-get --assume-yes install build-essential bison openssl libreadline6 libreadline6-dev curl git-core zlib1g zlib1g-dev libssl-dev libyaml-dev libxml2-dev autoconf libc6-dev ncurses-dev automake libtool RUN gem install soca
-v 0.3.0
COPY local.ini /usr/local/etc/couchdb/
EXPOSE 5984

Answer 1

看起来使用本机扩展的 Ruby gem 存在问题，看起来问题特别出在 JSON gem 上：https://rubygems.org/gems/json/versions/1.4.6

这可能与您拥有的 Ruby 版本有关。

您可以尝试自行安装 gem 以查看错误是什么：

gem install json -v 1.4.6

这就是我能够获得更多信息错误消息并能够找出缺少哪些本机库的方式。