Class: Solano::Git

Inherits:
SCM
  • Object
show all
Extended by:
SolanoConstant
Includes:
SolanoConstant
Defined in:
lib/solano/scm/git.rb

Constant Summary

Constants inherited from SCM

SCM::SCMS

Instance Attribute Summary

Attributes inherited from SCM

#default_origin_url

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from SCM

configure, #get_snap_id, parse_scp_url, scp_url?, #support_data, #upload_file, valid_repo_url?, without_scheme

Constructor Details

#initialize ⇒ Git

Returns a new instance of Git.



7
8
9
 
# File 'lib/solano/scm/git.rb', line 7

def initialize
  super
end

Class Method Details

.git_changes?(options = {}) ⇒ Boolean

Returns:

  • (Boolean) 


294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
 
# File 'lib/solano/scm/git.rb', line 294

def git_changes?(options={})
  options[:exclude] ||= []
  options[:exclude] = [options[:exclude]] unless options[:exclude].is_a?(Array)
  cmd = "git status --porcelain -uno"
  p = IO.popen(cmd)
  changes = false
  while line = p.gets do
    line = line.strip
    status, name = line.split(/\s+/)
    next if options[:exclude].include?(name)
    if status !~ /^\?/ then
      changes = true
      break
    end
  end
  unless $?.success? then
    warn(Text::Warning::SCM_UNABLE_TO_DETECT)
    return false
  end
  return changes
end

.git_push(this_branch, additional_refs = [], remote_branch = nil) ⇒ Object 



325
326
327
328
329
330
331
332
333
334
 
# File 'lib/solano/scm/git.rb', line 325

def git_push(this_branch, additional_refs=[], remote_branch=nil)
  say Text::Process::SCM_PUSH
  remote_branch ||= this_branch
  refs = ["#{this_branch}:#{remote_branch}"]
  refs += additional_refs
  refspec = refs.map(&:shellescape).join(" ")
  cmd = "git push -f #{Config::REMOTE_NAME} #{refspec}"
  say "Running '#{cmd}'"
  system(cmd)
end

.git_set_remotes(git_repo_uri, remote_name = nil) ⇒ Object 



316
317
318
319
320
321
322
323
 
# File 'lib/solano/scm/git.rb', line 316

def git_set_remotes(git_repo_uri, remote_name=nil)
  remote_name ||= Config::REMOTE_NAME

  unless `git remote show -n #{remote_name}` =~ /#{git_repo_uri}/
    IO.popen("git remote rm #{remote_name}") {} # Discard output on *nix & windows
    `git remote add #{remote_name} #{git_repo_uri.shellescape}`
  end
end

.version_ok ⇒ Object 



336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
 
# File 'lib/solano/scm/git.rb', line 336

def version_ok
  version = nil
  begin
    version_string = `git --version`
    m =  version_string.match(Dependency::VERSION_REGEXP)
    version = m[0] unless m.nil?
  rescue Errno
  rescue Exception
  end
  if version.nil? || version.empty? then
    return false
  end
  version_parts = version.split(".")
  if version_parts[0].to_i < 1 ||
     (version_parts[0].to_i < 2 && version_parts[1].to_i == 1 && version_parts[1].to_i < 7) then
    warn(Text::Warning::GIT_VERSION % version)
  end
  true
end

Instance Method Details

#changes?(options = {}) ⇒ Boolean

Returns:

  • (Boolean) 


93
94
95
 
# File 'lib/solano/scm/git.rb', line 93

def changes?(options={})
  return Solano::Git.git_changes?(:exclude=>".gitignore")
end

#check_version(allowed_version) ⇒ Object 



281
282
283
 
# File 'lib/solano/scm/git.rb', line 281

def check_version(allowed_version)
  Gem::Version.new(allowed_version) <= Gem::Version.new(current_version)
end

#checkout(branch, options = {}) ⇒ Object

XXX DANGER: This method will edit the current workspace. It’s meant to be run to make a git mirror up-to-date.



74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
 
# File 'lib/solano/scm/git.rb', line 74

def checkout(branch, options={})
  if !!options[:update] then
    `git fetch origin`
    return false if !$?.success?
  end

  cmd = "git checkout "
  if !!options[:force] then
    cmd += "-f "
  end
  cmd += Shellwords.shellescape(branch)
  `#{cmd}`

  return false if !$?.success?

  `git reset --hard origin/#{branch}`
  return $?.success?
end

#commits ⇒ Object 



122
123
124
125
 
# File 'lib/solano/scm/git.rb', line 122

def commits
  commits = GitCommitLogParser.new(self.latest_commit).commits
  return commits
end

#create_patch(session_id, options = {}) ⇒ Object 



193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
 
# File 'lib/solano/scm/git.rb', line 193

def create_patch(session_id, options={})
  #oldest version of git that has been tested with diff patching
  if !check_version('1.7.12.4') then
      say Text::Warning::SAME_SNAPSHOT_COMMIT
      warn(Text::Warning::GIT_VERSION_FOR_PATCH)
      raise
  end
  api = options[:api]
  patch_base_sha = options[:commit]
  if "#{patch_base_sha}" == self.current_commit then
    say Text::Warning::SAME_SNAPSHOT_COMMIT
    return
  end
  upstream = self.origin_url
  reg = Regexp.new('([^\s]*)\s*' + upstream.to_s + '\s*\(fetch\)')
  if !upstream.nil? && (reg_match = reg.match(`git remote -v`)) then
    origin_name = reg_match[1]
  end
  origin_name ||= "origin"

  reg = Regexp.new("^\s*"+ origin_name.to_s + "/#{self.current_branch}")
  if reg.match(`git branch -r --contains HEAD`) then
    return
  end

  #check if snapshot commit is known locally
  `git branch -q --contains #{patch_base_sha}`
  if !$?.success? then
    #try and create a patch from upstream instread of repo snapshot

    say Text::Process::ATTEMPT_UPSTREAM_PATCH % upstream
    #should be the remote name
    patch_base_sha = `git rev-parse #{origin_name}`.to_s.strip
    if !$?.success? then
      say Text::Error::PATCH_CREATION_ERROR % patch_base_sha
      offer_snapshot_creation(session_id, :api=>api)
      return
    end
  end

  file_name = "solano-#{SecureRandom.hex(10)}.patch"
  file_path = File.join(Dir.tmpdir, file_name)
  cmd = "git diff-index -p --minimal --full-index --binary #{patch_base_sha}"
  say Text::Process::CREATING_PATCH % cmd
  out = `#{cmd} > #{file_path}`
  if !$?.success? then
    say Text::Error::FAILED_TO_CREATE_PATCH % cmd
    offer_snapshot_creation(session_id, :api=>api)
    return
  end

  file_size = File.size(file_path)
  if file_size != 0 then

    file_sha1 = Digest::SHA1.file(file_path).hexdigest.upcase

    #upload patch
    say Text::Process::REQUST_PATCH_URL
    res = api.request_patch_url({:session_id => session_id})
    if (auth_url = res['auth_url']) then
      say Text::Process::UPLOAD_PATCH % auth_url
      upload_file(auth_url, file_path)
    else
      raise Text::Error::NO_PATCH_URL
    end

    args = {  :session_id => session_id,
              :sha1 => file_sha1,
              :size => file_size,
              :base_commit => patch_base_sha,
              :git_version_used => current_version,
              :cli_version_used => Solano::VERSION,
            }

    api.upload_session_patch(args)
  else
    say Text::Warning::EMPTY_PATCH
    return
  end

ensure
  FileUtils.rm_rf(file_path) if file_path && File.exists?(file_path)
end

#create_snapshot(session_id, options = {}) ⇒ Object 



142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
 
# File 'lib/solano/scm/git.rb', line 142

def create_snapshot(session_id, options={})
  api = options[:api]
  res = api.request_snapshot_url({:session_id => session_id})
  auth_url = res['auth_url']

  say Text::Process::SNAPSHOT_URL % auth_url

  unique = SecureRandom.hex(10)
  snaphot_path = File.join(Dir.tmpdir,".solano-#{unique}-snapshot")
  file = File.join(Dir.tmpdir, "solano-#{unique}-snapshot.tar")

  if !options[:force] then
    #git default branch
    branch = options[:default_branch]
    branch ||= self.default_branch
    if branch.nil? then
      raise Text::Error::DEFAULT_BRANCH
    end
    if branch == (`git rev-parse --abbrev-ref HEAD`).strip && !/Your branch is up-to-date with/.match(`git status`).nil? then
      raise Text::Error::NEED_TO_FORCE % branch
    end
    say Text::Process::CREATING_REPO_SNAPSHOT_BRANCH % [root, branch]
    out = `git clone --mirror -b #{branch} #{root} #{snaphot_path}`
    if !$?.success? then
      raise Text::Error::FAILED_TO_CREATE_SNAPSHOT % out
    end
  else
    say Text::Process::CREATING_REPO_SNAPSHOT % root
    out = `git clone --mirror #{root} #{snaphot_path}`
    if !$?.success? then
      raise Text::Error::FAILED_TO_CREATE_SNAPSHOT % out
    end
  end
  out = `tar -C #{snaphot_path} -czpf #{file} .`
  upload_file(auth_url, file)
  Dir.chdir(snaphot_path){
    @snap_id = (`git rev-parse HEAD`).strip
  }

  desc = {"url" => auth_url.gsub(/\?.*/,''),
    "size" => File.stat(file).size,
    "sha1"=> Digest::SHA1.file(file).hexdigest.upcase,
    "commit_id"=> @snap_id,
    "session_id" => session_id,
  }
  api.update_snapshot({:repo_snapshot => desc})
ensure
  FileUtils.rm_rf(snaphot_path) if snaphot_path && File.exists?(snaphot_path)
  FileUtils.rm_f(file) if file && File.exists?(file)
end

#current_branch ⇒ Object 



64
65
66
 
# File 'lib/solano/scm/git.rb', line 64

def current_branch
  `git symbolic-ref HEAD`.gsub("\n", "").split("/")[2..-1].join("/")
end

#current_commit ⇒ Object 



118
119
120
 
# File 'lib/solano/scm/git.rb', line 118

def current_commit
  `git rev-parse --verify HEAD`.strip
end

#current_version ⇒ Object 



277
278
279
 
# File 'lib/solano/scm/git.rb', line 277

def current_version
  `git --version`.strip.match(Dependency::VERSION_REGEXP)[0] rescue nil
end

#default_branch ⇒ Object 



68
69
70
 
# File 'lib/solano/scm/git.rb', line 68

def default_branch
  `git remote show origin | grep HEAD | awk '{print $3}'`.gsub("\n", "")
end

#ignore_path ⇒ Object 



59
60
61
62
 
# File 'lib/solano/scm/git.rb', line 59

def ignore_path
  path = File.join(self.root, Config::GIT_IGNORE)
  return path
end

#mirror_path ⇒ Object 



33
34
35
 
# File 'lib/solano/scm/git.rb', line 33

def mirror_path
  return nil
end

#number_of_commits(id_from, id_to) ⇒ Object 



127
128
129
130
 
# File 'lib/solano/scm/git.rb', line 127

def number_of_commits(id_from, id_to)
  result = `git log --pretty='%H' #{id_from}..#{id_to}`
  result.split("\n").length
end

#offer_snapshot_creation(session_id, options = {}) ⇒ Object 



132
133
134
135
136
137
138
139
140
 
# File 'lib/solano/scm/git.rb', line 132

def offer_snapshot_creation(session_id, options={})
  say Text::Process::ASK_FOR_SNAPSHOT
  answer = STDIN.gets.chomp
  if /Y/.match(answer) then
    create_snapshot(session_id, options.merge({ :force=>true }))
  else
    raise Text::Error::ANSWER_NOT_Y
  end
end

#origin_url ⇒ Object 



41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
 
# File 'lib/solano/scm/git.rb', line 41

def origin_url
  return @default_origin_url if @default_origin_url

  result = `git config --get remote.origin.url`
  return nil unless $?.success?

  result = result.strip

  # no slashes before first colon
  # [user@]host.xz:path/to/repo.git/
  scp_pat = /^([A-Za-z0-9_]+@)?([A-Za-z0-9._-]+):\/?([^\/].*)/
  if m = scp_pat.match(result) then
    result = "ssh://#{m[1]}#{m[2]}/#{m[3]}"
  end

  return result
end

#push_latest(session_data, suite_details, options = {}) ⇒ Object 



97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
 
# File 'lib/solano/scm/git.rb', line 97

def push_latest(session_data, suite_details, options={})
  branch = options[:branch] || self.current_branch
  remote_branch = options[:remote_branch] || branch
  git_repo_uri = if options[:git_repo_uri] then
                   options[:git_repo_uri]
                 elsif options[:use_private_uri] then
                   suite_details["git_repo_private_uri"] || suite_details["git_repo_uri"]
                 else
                   suite_details["git_repo_uri"]
                 end
  this_ref = (session_data['commit_data'] || {})['git_ref']
  refs = this_ref ? ["HEAD:#{this_ref}"] : []

  if options[:git_repo_origin_uri] then
    Solano::Git.git_set_remotes(options[:git_repo_origin_uri], 'origin')
  end

  Solano::Git.git_set_remotes(git_repo_uri)
  return Solano::Git.git_push(branch, refs, remote_branch)
end

#repo? ⇒ Boolean

Returns:

  • (Boolean) 


15
16
17
18
19
20
21
22
 
# File 'lib/solano/scm/git.rb', line 15

def repo?
  if File.directory?('.git') then
    return true
  end
  ignore = `git status 2>&1`
  ok = $?.success?
  return ok
end

#repo_name ⇒ Object 



37
38
39
 
# File 'lib/solano/scm/git.rb', line 37

def repo_name
  return File.basename(self.root)
end

#root ⇒ Object 



24
25
26
27
28
29
30
31
 
# File 'lib/solano/scm/git.rb', line 24

def root
  root = `git rev-parse --show-toplevel 2>&1`
  if $?.exitstatus == 0 then
    root.chomp! if root
    return root
  end
  return Dir.pwd
end

#scm_name ⇒ Object 



11
12
13
 
# File 'lib/solano/scm/git.rb', line 11

def scm_name
  return 'git'
end