-
-
Notifications
You must be signed in to change notification settings - Fork 9.3k
/
update.sh
389 lines (338 loc) 路 11 KB
/
update.sh
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
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
192
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
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
#: * `update` [`--merge`]:
#: Fetch the newest version of Homebrew and all formulae from GitHub using
#: `git`(1).
#:
#: If `--merge` is specified then `git merge` is used to include updates
#: (rather than `git rebase`).
brew() {
"$HOMEBREW_BREW_FILE" "$@"
}
git() {
"$HOMEBREW_LIBRARY/ENV/scm/git" "$@"
}
git_init_if_necessary() {
if [[ -n "$HOMEBREW_OSX" ]]
then
OFFICIAL_REMOTE="https://github.com/Homebrew/brew.git"
else
OFFICIAL_REMOTE="https://github.com/Linuxbrew/brew.git"
fi
if [[ ! -d ".git" ]]
then
set -e
trap '{ rm -rf .git; exit 1; }' EXIT
git init
git config --bool core.autocrlf false
git config remote.origin.url "$OFFICIAL_REMOTE"
git config remote.origin.fetch "+refs/heads/*:refs/remotes/origin/*"
git fetch --force --depth=1 origin refs/heads/master:refs/remotes/origin/master
git reset --hard origin/master
SKIP_FETCH_HOMEBREW_REPOSITORY=1
set +e
trap - EXIT
fi
}
rename_taps_dir_if_necessary() {
local tap_dir
local tap_dir_basename
local user
local repo
for tap_dir in "$HOMEBREW_LIBRARY"/Taps/*
do
[[ -d "$tap_dir/.git" ]] || continue
tap_dir_basename="${tap_dir##*/}"
if [[ "$tap_dir_basename" = *"-"* ]]
then
# only replace the *last* dash: yes, tap filenames suck
user="$(echo "${tap_dir_basename%-*}" | tr "[:upper:]" "[:lower:]")"
repo="$(echo "${tap_dir_basename:${#user}+1}" | tr "[:upper:]" "[:lower:]")"
mkdir -p "$HOMEBREW_LIBRARY/Taps/$user"
mv "$tap_dir" "$HOMEBREW_LIBRARY/Taps/$user/homebrew-$repo"
if [[ ${#${tap_dir_basename//[^\-]}} -gt 1 ]]
then
echo "Homebrew changed the structure of Taps like <someuser>/<sometap>." >&2
echo "So you may need to rename $HOMEBREW_LIBRARY/Taps/$user/homebrew-$repo manually." >&2
fi
else
echo "Homebrew changed the structure of Taps like <someuser>/<sometap>. " >&2
echo "$tap_dir is an incorrect Tap path." >&2
echo "So you may need to rename it to $HOMEBREW_LIBRARY/Taps/<someuser>/homebrew-<sometap> manually." >&2
fi
done
}
repo_var() {
local repo_var
repo_var="$1"
if [[ "$repo_var" = "$HOMEBREW_REPOSITORY" ]]
then
repo_var=""
else
repo_var="${repo_var#"$HOMEBREW_LIBRARY/Taps"}"
repo_var="$(echo -n "$repo_var" | tr -C "A-Za-z0-9" "_" | tr "[:lower:]" "[:upper:]")"
fi
echo "$repo_var"
}
upstream_branch() {
local upstream_branch
upstream_branch="$(git symbolic-ref refs/remotes/origin/HEAD 2>/dev/null)"
upstream_branch="${upstream_branch#refs/remotes/origin/}"
[[ -z "$upstream_branch" ]] && upstream_branch="master"
echo "$upstream_branch"
}
read_current_revision() {
git rev-parse -q --verify HEAD
}
pop_stash() {
[[ -z "$STASHED" ]] && return
git stash pop "${QUIET_ARGS[@]}"
if [[ -n "$HOMEBREW_VERBOSE" ]]
then
echo "Restoring your stashed changes to $DIR:"
git status --short --untracked-files
fi
unset STASHED
}
pop_stash_message() {
[[ -z "$STASHED" ]] && return
echo "To restore the stashed changes to $DIR run:"
echo " 'cd $DIR && git stash pop'"
unset STASHED
}
reset_on_interrupt() {
if [[ "$INITIAL_BRANCH" != "$UPSTREAM_BRANCH" && -n "$INITIAL_BRANCH" ]]
then
git checkout "$INITIAL_BRANCH"
fi
if [[ -n "$INITIAL_REVISION" ]]
then
git rebase --abort &>/dev/null
git merge --abort &>/dev/null
git reset --hard "$INITIAL_REVISION" "${QUIET_ARGS[@]}"
fi
if [[ "$INITIAL_BRANCH" != "$UPSTREAM_BRANCH" && -n "$INITIAL_BRANCH" ]]
then
pop_stash
else
pop_stash_message
fi
exit 130
}
pull() {
local DIR
local TAP_VAR
DIR="$1"
cd "$DIR" || return
TAP_VAR=$(repo_var "$DIR")
unset STASHED
# The upstream repository's default branch may not be master;
# check refs/remotes/origin/HEAD to see what the default
# origin branch name is, and use that. If not set, fall back to "master".
INITIAL_BRANCH="$(git symbolic-ref --short HEAD 2>/dev/null)"
UPSTREAM_BRANCH="$(upstream_branch)"
# Used for testing purposes, e.g., for testing formula migration after
# renaming it in the currently checked-out branch. To test run
# "brew update --simulate-from-current-branch"
if [[ -n "$HOMEBREW_SIMULATE_FROM_CURRENT_BRANCH" ]]
then
INITIAL_REVISION="$(git rev-parse -q --verify "$UPSTREAM_BRANCH")"
CURRENT_REVISION="$(read_current_revision)"
export HOMEBREW_UPDATE_BEFORE"$TAP_VAR"="$INITIAL_REVISION"
export HOMEBREW_UPDATE_AFTER"$TAP_VAR"="$CURRENT_REVISION"
if [[ "$INITIAL_REVISION" != "$CURRENT_REVISION" ]]
then
HOMEBREW_UPDATED="1"
fi
if ! git merge-base --is-ancestor "$INITIAL_REVISION" "$CURRENT_REVISION"
then
odie "Your $DIR HEAD is not a descendant of $UPSTREAM_BRANCH!"
fi
return
fi
trap reset_on_interrupt SIGINT
if [[ -n "$(git status --untracked-files=all --porcelain 2>/dev/null)" ]]
then
if [[ -n "$HOMEBREW_VERBOSE" ]]
then
echo "Stashing uncommitted changes to $DIR."
git status --short --untracked-files=all
fi
git merge --abort &>/dev/null
git rebase --abort &>/dev/null
git -c "user.email=brew-update@localhost" \
-c "user.name=brew update" \
stash save --include-untracked "${QUIET_ARGS[@]}"
git reset --hard "${QUIET_ARGS[@]}"
STASHED="1"
fi
if [[ "$INITIAL_BRANCH" != "$UPSTREAM_BRANCH" && -n "$INITIAL_BRANCH" ]]
then
# Recreate and check out `#{upstream_branch}` if unable to fast-forward
# it to `origin/#{@upstream_branch}`. Otherwise, just check it out.
if git merge-base --is-ancestor "$UPSTREAM_BRANCH" "origin/$UPSTREAM_BRANCH" &>/dev/null
then
git checkout --force "$UPSTREAM_BRANCH" "${QUIET_ARGS[@]}"
else
git checkout --force -B "$UPSTREAM_BRANCH" "origin/$UPSTREAM_BRANCH" "${QUIET_ARGS[@]}"
fi
fi
INITIAL_REVISION="$(read_current_revision)"
export HOMEBREW_UPDATE_BEFORE"$TAP_VAR"="$INITIAL_REVISION"
# ensure we don't munge line endings on checkout
git config core.autocrlf false
if [[ -z "$HOMEBREW_MERGE" ]]
then
git rebase "${QUIET_ARGS[@]}" "origin/$UPSTREAM_BRANCH"
else
git merge --no-edit --ff "${QUIET_ARGS[@]}" "origin/$UPSTREAM_BRANCH" \
--strategy=recursive \
--strategy-option=ours \
--strategy-option=ignore-all-space
fi
CURRENT_REVISION="$(read_current_revision)"
export HOMEBREW_UPDATE_AFTER"$TAP_VAR"="$CURRENT_REVISION"
if [[ "$INITIAL_REVISION" != "$CURRENT_REVISION" ]]
then
HOMEBREW_UPDATED="1"
fi
trap '' SIGINT
if [[ -n "$HOMEBREW_DEVELOPER" ]] &&
[[ "$INITIAL_BRANCH" != "$UPSTREAM_BRANCH" && -n "$INITIAL_BRANCH" ]]
then
git checkout "${QUIET_ARGS[@]}" "$INITIAL_BRANCH"
pop_stash
else
pop_stash_message
fi
trap - SIGINT
}
homebrew-update() {
local option
local DIR
local UPSTREAM_BRANCH
for option in "$@"
do
case "$option" in
-\?|-h|--help|--usage) brew help update; exit $? ;;
--verbose) HOMEBREW_VERBOSE=1 ;;
--debug) HOMEBREW_DEBUG=1;;
--merge) HOMEBREW_MERGE=1 ;;
--simulate-from-current-branch) HOMEBREW_SIMULATE_FROM_CURRENT_BRANCH=1 ;;
--preinstall) HOMEBREW_UPDATE_PREINSTALL=1 ;;
--*) ;;
-*)
[[ "$option" = *v* ]] && HOMEBREW_VERBOSE=1;
[[ "$option" = *d* ]] && HOMEBREW_DEBUG=1;
;;
*)
odie <<-EOS
This command updates brew itself, and does not take formula names.
Use 'brew upgrade <formula>'.
EOS
;;
esac
done
if [[ -n "$HOMEBREW_DEBUG" ]]
then
set -x
fi
# check permissions
if [[ "$HOMEBREW_PREFIX" = "/usr/local" && ! -w /usr/local ]]
then
odie "/usr/local must be writable!"
fi
if [[ ! -w "$HOMEBREW_REPOSITORY" ]]
then
odie "$HOMEBREW_REPOSITORY must be writable!"
fi
if ! git --version >/dev/null 2>&1
then
# we cannot install brewed git if homebrew/core is unavailable.
[[ -d "$HOMEBREW_LIBRARY/Taps/homebrew/homebrew-core" ]] && brew install git
if ! git --version >/dev/null 2>&1
then
odie "Git must be installed and in your PATH!"
fi
fi
export GIT_TERMINAL_PROMPT="0"
export GIT_SSH_COMMAND="ssh -oBatchMode=yes"
if [[ -z "$HOMEBREW_VERBOSE" ]]
then
QUIET_ARGS=(-q)
else
QUIET_ARGS=()
fi
# ensure GIT_CONFIG is unset as we need to operate on .git/config
unset GIT_CONFIG
chdir "$HOMEBREW_REPOSITORY"
git_init_if_necessary
# rename Taps directories
# this procedure will be removed in the future if it seems unnecessary
rename_taps_dir_if_necessary
# kill all of subprocess on interrupt
trap '{ pkill -P $$; wait; exit 130; }' SIGINT
local update_failed_file="$HOMEBREW_REPOSITORY/.git/UPDATE_FAILED"
rm -f "$update_failed_file"
for DIR in "$HOMEBREW_REPOSITORY" "$HOMEBREW_LIBRARY"/Taps/*/*
do
[[ -d "$DIR/.git" ]] || continue
[[ -n "$SKIP_FETCH_HOMEBREW_REPOSITORY" && "$DIR" = "$HOMEBREW_REPOSITORY" ]] && continue
cd "$DIR" || continue
UPSTREAM_BRANCH="$(upstream_branch)"
# the refspec ensures that the default upstream branch gets updated
(
UPSTREAM_REPOSITORY_URL="$(git config remote.origin.url)"
if [[ "$UPSTREAM_REPOSITORY_URL" = "https://github.com/"* ]]
then
UPSTREAM_REPOSITORY="${UPSTREAM_REPOSITORY_URL#https://github.com/}"
UPSTREAM_REPOSITORY="${UPSTREAM_REPOSITORY%.git}"
UPSTREAM_BRANCH_LOCAL_SHA="$(git rev-parse "refs/remotes/origin/$UPSTREAM_BRANCH")"
# Only try to `git fetch` when the upstream branch is at a different SHA
# (so the API does not return 304: unmodified).
UPSTREAM_SHA_HTTP_CODE="$("$HOMEBREW_CURL" --silent '--max-time' 3 \
--output /dev/null --write-out "%{http_code}" \
--user-agent "$HOMEBREW_USER_AGENT_CURL" \
--header "Accept: application/vnd.github.v3.sha" \
--header "If-None-Match: \"$UPSTREAM_BRANCH_LOCAL_SHA\"" \
"https://api.github.com/repos/$UPSTREAM_REPOSITORY/commits/$UPSTREAM_BRANCH")"
[[ "$UPSTREAM_SHA_HTTP_CODE" = "304" ]] && exit
elif [[ -n "$HOMEBREW_UPDATE_PREINSTALL" ]]
then
# Don't try to do a `git fetch` that may take longer than expected.
exit
fi
if [[ -n "$HOMEBREW_UPDATE_PREINSTALL" ]]
then
git fetch --force "${QUIET_ARGS[@]}" origin \
"refs/heads/$UPSTREAM_BRANCH:refs/remotes/origin/$UPSTREAM_BRANCH" 2>/dev/null
else
if ! git fetch --force "${QUIET_ARGS[@]}" origin \
"refs/heads/$UPSTREAM_BRANCH:refs/remotes/origin/$UPSTREAM_BRANCH"
then
echo "Fetching $DIR failed!" >> "$update_failed_file"
fi
fi
) &
done
wait
trap - SIGINT
if [[ -f "$update_failed_file" ]]
then
onoe < "$update_failed_file"
rm -f "$update_failed_file"
export HOMEBREW_UPDATE_FAILED="1"
fi
for DIR in "$HOMEBREW_REPOSITORY" "$HOMEBREW_LIBRARY"/Taps/*/*
do
[[ -d "$DIR/.git" ]] || continue
pull "$DIR"
done
chdir "$HOMEBREW_REPOSITORY"
if [[ -n "$HOMEBREW_UPDATED" || -n "$HOMEBREW_UPDATE_FAILED" ]]
then
brew update-report "$@"
return $?
elif [[ -z "$HOMEBREW_UPDATE_PREINSTALL" ]]
then
echo "Already up-to-date."
fi
}