3 # This is generic shell library for all the scripts used by Girocco;
4 # most importantly, it introduces all the $cfg_* shell variables.
9 octet4
="$octet$octet$octet$octet"
10 octet19
="$octet4$octet4$octet4$octet4$octet$octet$octet"
11 octet20
="$octet4$octet4$octet4$octet4$octet4"
12 # tab (single \t between single quotes)
15 # set a sane umask that never excludes any user or group permissions
16 umask $
(printf '0%03o' $
(( $
(umask) & ~
0770 )) )
19 # Compare $1 to $2 each of which must match \d+(\.\d+)*
20 # An empty string ('') for $1 or $2 is treated like 0
25 # Note that `vcmp 1.8 1.8.0.0.0.0` correctly outputs 0.
29 [ -n "$_a" ] ||
[ -n "$_b" ]
31 if [ "${_a:-0}" -lt "${_b:-0}" ]; then
34 elif [ "${_a:-0}" -gt "${_b:-0}" ]; then
40 set -- "${_a2#.}" "${_b2#.}"
46 get_girocco_config_pm_var_list
() (
47 # Export all the variables from Girocco::Config to suitable var= lines
48 # prefixing them with 'cfg_'. E.g. $cfg_admin is admin's mail address now
49 # and also setting a 'defined_cfg_' prefix to 1 if they are not undef.
50 __girocco_conf
="$GIROCCO_CONF"
51 [ -n "$__girocco_conf" ] || __girocco_conf
="Girocco::Config"
52 [ -z "$basedir" ] || __girocco_extrainc
="-I$basedir"
53 [ -z "$orig_path" ] ||
{ PATH
="$orig_path" && export PATH
; }
54 perl
-I@basedir@
$__girocco_extrainc -M$__girocco_conf -le \
55 'foreach (sort {uc($a) cmp uc($b)} keys %Girocco::Config::) {
56 my $val = ${$Girocco::Config::{$_}}; defined($val) or $val="";
57 $val =~ s/([\\"\$\`])/\\$1/gos;
58 $val =~ s/(?:\r\n|\r|\n)$//os;
59 print "cfg_$_=\"$val\"";
60 print "defined_cfg_$_=",
61 (defined(${$Girocco::Config::{$_}})?"1":"");
65 # Returns full command path for "$1" if it's a valid command otherwise returns "$1"
67 if _fp
="$(command -v "$1" 2>/dev/null)"; then
74 get_girocco_config_var_list
() (
75 # Same as get_girocco_config_pm_var_list except that
76 # the following variables (all starting with var_) are added:
77 # var_group cfg_owning_group if defined otherwise `id -gn`
78 # var_git_ver The version number part from `git version`
79 # var_git_exec_path The result of $cfg_git_bin --exec-dir
80 # var_sh_bin Full path to the posix sh interpreter to use
81 # var_perl_bin Full path to the perl interpreter to use
82 # var_gzip_bin Full path to the gzip executable to use
83 # var_nc_openbsd_bin Full path to the netcat (nc) with -U support
84 # var_have_git_171 Set to 1 if git version >= 1.7.1 otherwise ''
85 # var_have_git_172 Set to 1 if git version >= 1.7.2 otherwise ''
86 # var_have_git_173 Set to 1 if git version >= 1.7.3 otherwise ''
87 # var_have_git_1710 Set to 1 if git version >= 1.7.10 otherwise ''
88 # var_have_git_185 Set to 1 if git version >= 1.8.5 otherwise ''
89 # var_have_git_210 Set to 1 if git version >= 2.1.0 otherwise ''
90 # var_have_git_260 Set to 1 if git version >= 2.6.0 otherwise ''
91 # var_have_git_2101 Set to 1 if git version >= 2.10.1 otherwise ''
92 # var_window_memory Value to use for repack --window-memory=
93 # var_big_file_threshold Value to use for core.bigFileThreshold
94 # var_redelta_threshold Recompute deltas if no more than this many objs
95 # var_upload_window If not "", pack.window to use for upload-pack
96 # var_log_window_size Value to use for git-svn --log-window-size=
97 # var_utf8_locale Value to use for a UTF-8 locale if available
98 # var_xargs_r A "-r" if xargs needs it to behave correctly
99 # var_du_exclude Option to exclude PATTERN from du if available
100 # var_du_follow Option to follow command line sym links if available
101 _cfg_vars
="$(get_girocco_config_pm_var_list)"
103 printf '%s\n' "$_cfg_vars"
104 printf 'var_group=%s\n' "${cfg_owning_group:-$(id -gn)}"
105 _gver
="$("$cfg_git_bin" version 2>/dev/null |
106 LC_ALL=C sed -ne 's/^[^0-9]*\([0-9][0-9]*\(\.[0-9][0-9]*\)*\).*$/\1/p')"
107 printf 'var_git_ver=%s\n' "$_gver"
108 printf 'var_git_exec_path="%s"\n' "$("$cfg_git_bin" --exec-path 2>/dev/null)"
109 printf 'var_sh_bin="%s"\n' "$(_fcp "${cfg_posix_sh_bin:-/bin/sh}")"
110 printf 'var_perl_bin="%s"\n' "$(_fcp "${cfg_perl_bin:-$(unset -f perl; command -v perl)}")"
111 printf 'var_gzip_bin="%s"\n' "$(_fcp "${cfg_gzip_bin:-$(unset -f gzip; command -v gzip)}")"
112 printf 'var_nc_openbsd_bin="%s"\n' "$(_fcp "${cfg_nc_openbsd_bin:-$(unset -f nc; command -v nc)}")"
113 printf 'var_have_git_171=%s\n' "$([ $(vcmp "$_gver" 1.7.1) -ge 0 ] && echo 1)"
114 printf 'var_have_git_172=%s\n' "$([ $(vcmp "$_gver" 1.7.2) -ge 0 ] && echo 1)"
115 printf 'var_have_git_173=%s\n' "$([ $(vcmp "$_gver" 1.7.3) -ge 0 ] && echo 1)"
116 printf 'var_have_git_1710=%s\n' "$([ $(vcmp "$_gver" 1.7.10) -ge 0 ] && echo 1)"
117 printf 'var_have_git_185=%s\n' "$([ $(vcmp "$_gver" 1.8.5) -ge 0 ] && echo 1)"
118 printf 'var_have_git_210=%s\n' "$([ $(vcmp "$_gver" 2.1.0) -ge 0 ] && echo 1)"
119 printf 'var_have_git_260=%s\n' "$([ $(vcmp "$_gver" 2.6.0) -ge 0 ] && echo 1)"
120 printf 'var_have_git_2101=%s\n' "$([ $(vcmp "$_gver" 2.10.1) -ge 0 ] && echo 1)"
121 __girocco_conf
="$GIROCCO_CONF"
122 [ -n "$__girocco_conf" ] || __girocco_conf
="Girocco::Config"
123 [ -z "$basedir" ] || __girocco_extrainc
="-I$basedir"
124 printf "var_window_memory=%s\n" \
125 "$(perl -I@basedir@ $__girocco_extrainc -M$__girocco_conf \
126 -MGirocco::Util -e 'print calc_windowmemory')"
127 printf "var_big_file_threshold=%s\n" \
128 "$(perl -I@basedir@ $__girocco_extrainc -M$__girocco_conf \
129 -MGirocco::Util -e 'print calc_bigfilethreshold')"
130 printf "var_redelta_threshold=%s\n" \
131 "$(perl -I@basedir@ $__girocco_extrainc -M$__girocco_conf \
132 -MGirocco::Util -e 'print calc_redeltathreshold')"
133 if [ -n "$cfg_upload_pack_window" ] && [ "$cfg_upload_pack_window" -ge 2 ] &&
134 [ "$cfg_upload_pack_window" -le 50 ]; then
135 printf "var_upload_window=%s\n" "$cfg_upload_pack_window"
137 printf "var_upload_window=%s\n" ""
139 printf 'var_log_window_size=%s\n' "${cfg_svn_log_window_size:-250}"
140 # We parse the output of `locale -a` and select a suitable UTF-8 locale.
141 _guess_locale
="$(locale -a | LC_ALL=C grep -viE '^(posix|c)(\..*)?$' |
142 LC_ALL=C grep -iE '\.utf-?8$' | LC_ALL=C sed -e 's/\.[Uu][Tt][Ff]-*8$//' |
143 LC_ALL=C sed -e '/en_US/ s/^/0 /; /en_US/ !s/^/1 /' | LC_ALL=C sort |
144 head -n 1 | LC_ALL=C cut -d ' ' -f 2)"
145 [ -z "$_guess_locale" ] ||
printf 'var_utf8_locale=%s.UTF-8\n' "$_guess_locale"
146 # On some broken platforms running xargs without -r and empty input runs the command
147 printf 'var_xargs_r=%s\n' "$(</dev/null command xargs printf %s -r)"
148 # The disk usage report produces better numbers if du has an exclude option
149 _x0
="$(basename "$0")"
151 for _duopt
in --exclude -I; do
152 if _test
="$(du $_duopt 's?lib.s*' $_duopt "$_x0" "$0" 2>/dev/null)" && [ -z "$_test" ]; then
153 printf 'var_du_exclude=%s\n' "$_duopt"
157 if _test
="$(du -H "$0" 2>/dev/null)" && [ -n "$_test" ]; then
158 printf 'var_du_follow=%s\n' "-H"
163 # If basedir has been replaced, and shlib_vars.sh exists, get the config
164 # definitions from it rather than running Perl.
165 if [ "@basedir@" = '@'basedir
'@' ] ||
! [ -r "@basedir@/shlib_vars.sh" ]; then
166 # Import all the variables from Girocco::Config to the local environment,
167 eval "$(get_girocco_config_var_list)"
169 # Import the variables from shlib_vars.sh which avoids needlessly
170 # running another copy of Perl
171 .
"@basedir@/shlib_vars.sh"
174 # git_add_config "some.var=value"
175 # every ' in value must be replaced with the 4-character sequence '\'' before
176 # calling this function or Git will barf. Will not be effective unless running
177 # Git version 1.7.3 or later.
179 GIT_CONFIG_PARAMETERS
="${GIT_CONFIG_PARAMETERS:+$GIT_CONFIG_PARAMETERS }'$1'"
180 export GIT_CONFIG_PARAMETERS
183 # Make sure we have a reproducible environment by using a controlled HOME dir
184 XDG_CONFIG_HOME
="$cfg_chroot/var/empty"
185 HOME
="$cfg_chroot/etc/girocco"
187 GIT_CONFIG_NOSYSTEM
=1
189 GIT_NO_REPLACE_OBJECTS
=1
190 GIT_TERMINAL_PROMPT
=0
193 GIT_ASKPASS
="$cfg_basedir/bin/git-askpass-password"
195 GIROCCO_SUPPRESS_AUTO_GC_UPDATE
=1
196 export XDG_CONFIG_HOME
199 export GIT_CONFIG_NOSYSTEM
200 export GIT_ATTR_NOSYSTEM
201 export GIT_NO_REPLACE_OBJECTS
202 export GIT_TERMINAL_PROMPT
207 export GIROCCO_SUPPRESS_AUTO_GC_UPDATE
209 unset GIT_HTTP_USER_AGENT
210 if [ -n "$defined_cfg_git_client_ua" ]; then
211 GIT_USER_AGENT
="$cfg_git_client_ua"
212 export GIT_USER_AGENT
213 GIT_HTTP_USER_AGENT
="$cfg_git_client_ua"
214 export GIT_HTTP_USER_AGENT
216 unset GIT_CONFIG_PARAMETERS
217 git_add_config
"core.ignoreCase=false"
218 git_add_config
"core.pager=cat"
219 if [ -n "$cfg_git_no_mmap" ]; then
220 # Just like compiling with NO_MMAP
221 git_add_config
"core.packedGitWindowSize=1m"
223 # Always use the 32-bit default (32m) even on 64-bit to avoid memory blowout
224 git_add_config
"core.packedGitWindowSize=32m"
226 [ -z "$var_big_file_threshold" ] ||
227 git_add_config
"core.bigFileThreshold=$var_big_file_threshold"
228 git_add_config
"gc.auto=0"
230 # Make sure any sendmail.pl config is always available
231 unset SENDMAIL_PL_HOST
232 unset SENDMAIL_PL_PORT
233 unset SENDMAIL_PL_NCBIN
234 unset SENDMAIL_PL_NCOPT
235 [ -z "$cfg_sendmail_pl_host" ] ||
{ SENDMAIL_PL_HOST
="$cfg_sendmail_pl_host" && export SENDMAIL_PL_HOST
; }
236 [ -z "$cfg_sendmail_pl_port" ] ||
{ SENDMAIL_PL_PORT
="$cfg_sendmail_pl_port" && export SENDMAIL_PL_PORT
; }
237 [ -z "$cfg_sendmail_pl_ncbin" ] ||
{ SENDMAIL_PL_NCBIN
="$cfg_sendmail_pl_ncbin" && export SENDMAIL_PL_NCBIN
; }
238 [ -z "$cfg_sendmail_pl_ncopt" ] ||
{ SENDMAIL_PL_NCOPT
="$cfg_sendmail_pl_ncopt" && export SENDMAIL_PL_NCOPT
; }
240 # Set PATH and PYTHON to the values set by Config.pm, if any
242 [ -z "$cfg_python" ] ||
{ PYTHON
="$cfg_python" && export PYTHON
; }
243 [ -z "$cfg_path" ] ||
{ orig_path
="$PATH" && PATH
="$cfg_path" && export PATH
; }
245 # Extra GIT variables that generally ought to be cleared, but whose clearing
246 # could potentially interfere with the correct operation of hook scripts so
247 # they are segregated into a separate function for use as appropriate
249 unset GIT_ALTERNATE_OBJECT_DIRECTORIES
254 unset GIT_OBJECT_DIRECTORY
258 # We cannot use a git() {} or nc_openbsd() {} function to redirect git
259 # and nc_openbsd to the desired executables because when using
260 # "ENV_VAR=xxx func" the various /bin/sh implementations behave in various
261 # different and unexpected ways:
262 # a) treat "ENV_VAR=xxx" like a separate, preceding "export ENV_VAR=xxx"
263 # b) treat "ENV_VAR=xxx" like a separate, prededing "ENV_VAR=xxx"
264 # c) treat "ENV_VAR=xxx" like a temporary setting only while running func
265 # None of these are good. We want a temporary "export ENV_VAR=xxx"
266 # setting only while running func which none of the /bin/sh's do.
268 # Instead we'd like to use an alias that provides the desired behavior without
269 # any of the bad (a), (b) or (c) effects.
271 # However, unfortunately, some of the crazy /bin/sh implementations do not
272 # recognize alias expansions when preceded by variable assignments!
274 # So we are left with git() {} and nc_openbsd() {} functions and in the
275 # case of git() {} we can compensate for (b) and (c) failing to export
276 # but not (a) and (b) persisting the values so the caller will simply
277 # have to beware and explicitly unset any variables that should not persist
278 # beyond the function call itself.
281 [ z
"${GIT_DIR+set}" != z
"set" ] ||
export GIT_DIR
282 [ z
"${GIT_SSL_NO_VERIFY+set}" != z
"set" ] ||
export GIT_SSL_NO_VERIFY
283 [ z
"${GIT_TRACE_PACKET+set}" != z
"set" ] ||
export GIT_TRACE_PACKET
284 [ z
"${GIT_USER_AGENT+set}" != z
"set" ] ||
export GIT_USER_AGENT
285 [ z
"${GIT_HTTP_USER_AGENT+set}" != z
"set" ] ||
export GIT_HTTP_USER_AGENT
286 exec "$cfg_git_bin" "$@"
289 # Since we do not yet require at least Git 1.8.5 this is a compatibility function
290 # that allows us to use git update-ref --stdin where supported and the slow shell
291 # script where not, but only the "delete" operation is currently supported.
292 git_updateref_stdin
() {
293 if [ -n "$var_have_git_185" ]; then
294 git update-ref
--stdin
296 while read -r _op _ref
; do
299 git update-ref
-d "$_ref"
302 echo "bad git_updateref_stdin op: $_op" >&2
310 # see comments for git() -- callers must explicitly export all variables
311 # intended for the commands these functions run before calling them
312 perl
() { command "${var_perl_bin:-perl}" "$@"; }
313 gzip() { command "${var_gzip_bin:-gzip}" "$@"; }
315 nc_openbsd
() { command "$var_nc_openbsd_bin" "$@"; }
317 list_packs
() { command "$cfg_basedir/bin/list_packs" "$@"; }
319 readlink
() { command "$cfg_basedir/bin/readlink" "$@"; }
321 strftime
() { command "$cfg_basedir/bin/strftime" "$@"; }
323 # Some platforms' broken xargs runs the command always at least once even if
324 # there's no input unless given a special option. Automatically supply the
325 # option on those platforms by providing an xargs function.
326 xargs() { command xargs $var_xargs_r "$@"; }
330 for _addr
in "$@"; do
331 [ -z "$_list" ] || _list
="$_list, "
338 _mailer
="${cfg_sendmail_bin:-/usr/sbin/sendmail}"
339 if [ -n "$cfg_sender" ]; then
340 "$_mailer" -i -f "$cfg_sender" "$@"
346 # First argument is an id WITHOUT surrounding '<' and '>' to use in a
347 # "References:" header. It may be "" to suppress the "References" header.
348 # Following arguments are just like mail function
351 if [ $# -ge 1 ]; then
356 if [ "$1" = "-s" ]; then
362 echo "From: \"$cfg_name\" ($cfg_title) <$cfg_admin>"
363 echo "To: $(_addrlist "$@
")"
364 [ -z "$_subject" ] ||
echo "Subject: $_subject"
365 echo "MIME-Version: 1.0"
366 echo "Content-Type: text/plain; charset=UTF-8"
367 echo "Content-Transfer-Encoding: 8bit"
368 [ -z "$_references" ] ||
echo "References: <$_references>"
369 [ -n "$cfg_suppress_x_girocco" ] ||
echo "X-Girocco: $cfg_gitweburl"
370 echo "Auto-Submitted: auto-generated"
376 # Usage: mail [-s <subject>] <addr> [<addr>...]
381 # bang CMD... will execute the command with well-defined failure mode;
382 # set bang_action to string of the failed action ('clone', 'update', ...);
383 # re-define the bang_trap() function to do custom cleanup before bailing out
388 if [ "${show_progress:-0}" != "0" ]; then
390 read -r bang_errcode
<<-EOT || :
392 exec 4>&3 3>&1 1>&4 4>&-
393 { "$@" 3>&- || echo $? >&3; } 2>&1 | tee -i -a "$bang_log"
397 if [ -z "$bang_errcode" ] ||
[ "$bang_errcode" = "0" ]; then
404 if "$@" >>"$bang_log" 2>&1; then
420 cat "$bang_log" >.banglog
422 echo "$bang_cmd failed with error code $bang_errcode" >>.banglog
423 if [ "${show_progress:-0}" != "0" ]; then
425 echo "$bang_cmd failed with error code $bang_errcode"
427 if [ -e .bangagain
]; then
428 git config
--remove-section girocco.bang
2>/dev
/null ||
:
431 bangcount
="$(git config --int girocco.bang.count 2>/dev/null)" ||
:
432 bangcount
=$
(( ${bangcount:-0} + 1 ))
433 git config
--int girocco.bang.count
$bangcount
434 if [ $bangcount -eq 1 ]; then
435 git config girocco.bang.firstfail
"$(TZ=UTC date "+%Y-
%m-
%d
%T UTC
")"
437 if [ $bangcount -ge $cfg_min_mirror_failure_message_count ] &&
438 [ "$(git config --bool girocco.bang.messagesent 2>/dev/null || :)" != "true" ] &&
439 ! check_interval
"girocco.bang.firstfail" $cfg_min_mirror_failure_message_interval; then
440 bangmailok
="$(git config --bool gitweb.statusupdates 2>/dev/null || echo true)"
442 [ "$bangmailok" = "false" ] ||
[ -z "$mail" ] || bangaddrs
="$mail"
443 [ -z "$cfg_admincc" ] ||
[ "$cfg_admincc" = "0" ] ||
[ -z "$cfg_admin" ] ||
444 if [ -z "$bangaddrs" ]; then bangaddrs
="$cfg_admin"; else bangaddrs
="$bangaddrs,$cfg_admin"; fi
446 [ $bangcount -le 1 ] || rsubj
=" repeatedly"
447 [ -z "$bangaddrs" ] ||
449 echo "$bang_cmd failed with error code $bang_errcode"
452 if [ $bangcount -gt 1 ]; then
453 echo "$bangcount consecutive update failures have occurred since $(config_get girocco.bang.firstfail)"
456 echo "you will not receive any more notifications until recovery"
457 echo "this status message may be disabled on the project admin page"
462 } | mailref
"update@$cfg_gitweburl/$proj.git" -s "[$cfg_name] $proj $bang_action failed$rsubj" "$bangaddrs"
463 git config
--bool girocco.bang.messagesent true
466 [ $bangcount -lt 15 ] ||
467 check_interval
"girocco.bang.firstfail" $
(( $cfg_min_mirror_interval * 3 / 2 )) ||
469 bang_trap
$bangthrottle
470 [ -n "$bang_errcode" ] && [ "$bang_errcode" != "0" ] || bang_errcode
=1
474 # bang_eval CMD... will evaluate the command with well-defined failure mode;
475 # Identical to bang CMD... except the command is eval'd instead of executed.
480 # Default bang settings:
483 bang_action
="lame_programmer"
485 bang_tmpdir
="${TMPDIR:-/tmp}"
486 bang_tmpdir
="${bang_tmpdir%/}"
487 bang_log
="$(mktemp "${bang_tmpdir:-/tmp}/repomgr-XXXXXX
")"
489 echo "bang_setup called with current directory not a git directory" >&2
492 trap 'rm -f "$bang_log"' EXIT
493 trap '[ -z "$bang_active" ] || { bang_errcode=130; bang_failed; }; exit 130' INT
494 trap '[ -z "$bang_active" ] || { bang_errcode=143; bang_failed; }; exit 143' TERM
497 # Remove banged status
499 rm -f .banged .bangagain .banglog
500 git config
--remove-section girocco.bang
2>/dev
/null ||
:
503 # Check to see if banged status
508 # Check to see if banged message was sent
509 was_banged_message_sent
() {
510 [ "$(git config --bool girocco.bang.messagesent 2>/dev/null || :)" = "true" ]
513 # Progress report - if show_progress is set, shows the given message.
515 [ "${show_progress:-0}" = "0" ] ||
echo "$*"
518 # Project config accessors; must be run in project directory
524 git config
"gitweb.$1";;
529 git config
"gitweb.$1" "$2" && chgrp
$var_group config
&& chmod g
+w config
533 git config
"$1" "$2" && chgrp
$var_group config
&& chmod g
+w config
536 config_get_date_seconds
() {
537 _dt
="$(config_get "$1")" ||
:
538 [ -n "$_dt" ] ||
return 1
539 _ds
="$(perl -I@basedir@ -MGirocco::Util -e "print parse_any_date
('$_dt')")"
540 [ -n "$_ds" ] ||
return 1
544 # Tool for checking whether given number of seconds has not passed yet
546 os
="$(config_get_date_seconds "$1")" ||
return 1
548 [ $ns -lt $
(($os+$2)) ]
551 # Check if we are running with effective root permissions
553 [ "$(id -u 2>/dev/null)" = "0" ]
556 # Check to see if the single argument is a Git directory
558 # Just like Git's test except we ignore GIT_OBJECT_DIRECTORY
559 # And we are slightly more picky (must be refs/.+ not refs/.*)
560 [ -d "$1/objects" ] && [ -x "$1/objects" ] ||
return 1
561 [ -d "$1/refs" ] && [ -x "$1/refs" ] ||
return 1
562 if [ -L "$1/HEAD" ]; then
563 _hr
="$(readlink "$1/HEAD
")"
564 case "$_hr" in "refs/"?
*) :;; *) return 1;; esac
566 [ -f "$1/HEAD" ] && [ -r "$1/HEAD" ] ||
return 1
567 read -r _hr
<"$1/HEAD" ||
return 1
570 [ "${_hr#*[!0-9a-f]}" = "$_hr" ] ||
return 1
575 _hr
="${_hr##ref:*[ $tab]}"
576 case "$_hr" in "refs/"?
*) return 0;; esac
581 # List all Git repositories, with given prefix if specified, one-per-line
582 # All project names starting with _ are always excluded from the result
585 LC_ALL
=C cut
-d : -f 1,3 "$cfg_chroot"/etc
/group | LC_ALL
=C
grep "^$1"
587 LC_ALL
=C cut
-d : -f 1,3 "$cfg_chroot"/etc
/group
588 fi |
while IFS
=: read name id
; do
589 [ $id -lt 65536 ] ||
case "$name" in _
*) :;; ?
*) echo "$name"; esac
593 # Return success if the given project name has at least one immediate child fork
594 # that has a non-zero length alternates file
595 has_forks_with_alternates
() {
597 [ -n "$_prj" ] ||
return 1
598 [ -d "$cfg_reporoot/$_prj" ] ||
return 1
599 is_git_dir
"$cfg_reporoot/$_prj.git" ||
return 1
601 get_repo_list
"$_prj/[^/:][^/:]*:" |
602 while read -r _prjname
&& [ -n "$_prjname" ]; do
603 ! [ -s "$cfg_reporoot/$_prjname.git/objects/info/alternates" ] ||
604 exit 1 # will only exit implicit subshell created by '|'
612 # returns empty string and error for empty string otherwise one of
613 # m => normal Git mirror
614 # s => mirror from svn source
615 # d => mirror from darcs source
616 # b => mirror from bzr source
617 # h => mirror from hg source
618 # w => mirror from mediawiki source
619 # f => mirror from other fast-import source
620 # note that if the string is non-empty and none of s, d, b or h match the
621 # return will always be type m regardless of whether it's a valid Git URL
622 get_url_mirror_type
() {
627 svn
://* | svn
+http
://* | svn
+https
://* | svn
+file://* | svn
+ssh://*)
636 hg
+http
://* | hg
+https
://* | hg
+file://* | hg
+ssh://* | hg
::*)
649 # returns false for empty string
650 # returns true if the passed in url is a mirror using git fast-import
651 is_gfi_mirror_url
() {
652 [ -n "$1" ] ||
return 1
653 case "$(get_url_mirror_type "$1" 2>/dev/null || :)" in
655 # darcs, bzr, hg and mediawiki mirrors use git fast-import
656 # and so do generic "f" fast-import mirrors
660 # Don't think git-svn currently uses git fast-import
661 # And Git mirrors certainly do not
665 # assume it does not use git fast-import
669 # returns false for empty string
670 # returns true if the passed in url is a mirror using git-svn
671 is_svn_mirror_url
() {
672 [ -n "$1" ] ||
return 1
673 [ "$(get_url_mirror_type "$1" 2>/dev/null || :)" = "s" ]
676 # returns mirror url for gitweb.baseurl of git directory
677 # (GIT_DIR) passed in as the argument (which defaults to "." if omitted)
678 # will fail if the directory does not have .nofetch and gitweb.baseurl
679 # comes back empty -- otherwise .nofetch directories succeed with a "" return
680 # automatically strips any leading "disabled " prefix before returning result
683 # always return empty for non-mirrors
684 ! [ -e "$_gitdir/.nofetch" ] ||
return 0
685 _url
="$(GIT_DIR="$_gitdir" config_get baseurl 2>/dev/null)" ||
:
687 [ -n "$_url" ] ||
return 1
688 printf '%s\n' "$_url"
692 # returns get_url_mirror_type for gitweb.baseurl of git directory
693 # (GIT_DIR) passed in as the argument (which defaults to "." if omitted)
694 # will fail if the directory does not have .nofetch and gitweb.baseurl
695 # comes back empty -- otherwise .nofetch directories succeed with a "" return
696 # automatically strips any leading "disabled " prefix before testing
698 _url
="$(get_mirror_url "$@
")" ||
return 1
699 [ -n "$_url" ] ||
return 0
700 get_url_mirror_type
"$_url"
703 # returns true if the passed in git dir (defaults to ".") is a mirror using git fast-import
705 _url
="$(get_mirror_url "$@
")" ||
return 1
706 is_gfi_mirror_url
"$_url"
709 # returns true if the passed in git dir (defaults to ".") is a mirror using git-svn
711 _url
="$(get_mirror_url "$@
")" ||
return 1
712 is_svn_mirror_url
"$_url"
715 # current directory must already be set to Git repository
716 # if girocco.headok is already true succeeds without doing anything
717 # if rev-parse --verify HEAD succeeds sets headok=true and succeeds
718 # otherwise tries to set HEAD to a symbolic ref to refs/heads/master
719 # then refs/heads/trunk and finally the first top-level head from
720 # refs/heads/* (i.e. only two slashes in the name) and finally any
721 # existing refs/heads. The first one to succeed wins and sets headok=true
722 # and then a successful exit. Otherwise headok is left unset with a failure exit
723 # We use the girocco.headok flag to make sure we only force a valid HEAD symref
724 # when the repository is being set up -- if the HEAD is later deleted (through
725 # a push or fetch --prune) that's no longer our responsibility to fix
726 check_and_set_head
() {
727 [ "$(git config --bool girocco.headok 2>/dev/null || :)" != "true" ] ||
return 0
728 if git rev-parse
--verify --quiet HEAD
>/dev
/null
; then
729 git config
--bool girocco.headok true
732 for _hr
in refs
/heads
/master refs
/heads
/trunk
; do
733 if git rev-parse
--verify --quiet "$_hr" >/dev
/null
; then
734 _update_head_symref
"$_hr"
738 git for-each-ref
--format="%(refname)" refs
/heads
2>/dev
/null |
739 while read -r _hr
; do
740 case "${_hr#refs/heads/}" in */*) :;; *)
741 _update_head_symref
"$_hr"
742 exit 1 # exit subshell created by "|"
745 _hr
="$(git for-each-ref --format="%(refname
)" refs/heads 2>/dev/null | head -n 1)" ||
:
746 if [ -n "$_hr" ]; then
747 _update_head_symref
"$_hr"
752 _update_head_symref
() {
753 git symbolic-ref HEAD
"$1"
754 git config
--bool girocco.headok true
755 ! [ -d htmlcache
] ||
{ >htmlcache
/changed
; } 2>/dev
/null ||
:
758 # current directory must already be set to Git repository
759 # if the directory needs to have gc run and .needsgc is not already set
760 # then .needsgc will be set triggering a "mini" gc at the next opportunity
761 # Girocco shouldn't generate any loose objects but we check for that anyway
762 check_and_set_needsgc
() {
763 ! [ -e .needsgc
] ||
return 0
765 { _packs
="$(list_packs --quiet --count --exclude-no-idx --exclude-keep objects/pack || :)" ||
:; } 2>/dev
/null
766 if [ "${_packs:-0}" -ge 20 ]; then
771 { _logfiles
="$(($(find -L reflogs -maxdepth 1 -type f -print | wc -l || :)+0))" ||
:; } 2>/dev
/null
772 if [ "${_logfiles:-0}" -ge 50 ]; then
776 # Truly git gc only checks the number of objects in the objects/17 directory
777 # We check for -ge 10 which should make the probability of having more than
778 # 5120 (20*256) loose objects present when there are less than 10 in
779 # objects/17 vanishingly small (20 is the threshold we use for pack files)
781 ! [ -d objects
/17 ] ||
782 { _objfiles
="$(($(find -L objects/17 -type f -name "$octet19*" -print | wc -l || :)+0))" ||
:; } 2>/dev
/null
783 if [ "${_objfiles:-0}" -ge 10 ]; then
789 # A well-known UTF-8 locale is required for some of the fast-import providers
790 # in order to avoid mangling characters. Ideally we could use "POSIX.UTF-8"
791 # but that is not reliably UTF-8 but rather usually US-ASCII.
792 # We parse the output of `locale -a` and select a suitable UTF-8 locale at
793 # install time and store that in $var_utf8_locale if one is found.
794 # If we cannot find one in the `locale -a` output then we just use a well-known
795 # UTF-8 locale and hope for the best. We set LC_ALL to our choice and export
796 # it. We only set this temporarily when running the fast-import providers.
798 LC_ALL
="${var_utf8_locale:-en_US.UTF-8}"
802 # hg-fast-export | git fast-import with error handling in current directory GIT_DIR
805 _python
="${PYTHON:-python}"
806 rm -f hg2git-marks.old hg2git-marks.new
807 if [ -f hg2git-marks
] && [ -s hg2git-marks
]; then
808 LC_ALL
=C
sed 's/^:\([^ ][^ ]*\) \([^ ][^ ]*\)$/\2 \1/' <hg2git-marks |
{
809 if [ -n "$var_have_git_185" ]; then
810 git cat-file
--batch-check=':%(rest) %(objectname)'
812 LC_ALL
=C
sed 's/^\([^ ][^ ]*\) \([^ ][^ ]*\)$/:\2 \1/'
814 } | LC_ALL
=C
sed '/ missing$/d' >hg2git-marks.old
815 if [ -n "$var_have_git_171" ] &&
816 git rev-parse
--quiet --verify refs
/notes
/hg
>/dev
/null
; then
817 if [ -z "$var_have_git_185" ] ||
818 ! LC_ALL
=C
cmp -s hg2git-marks hg2git-marks.old
; then
820 GIT_AUTHOR_NAME
="$_nm"
821 GIT_COMMITTER_NAME
="$_nm"
822 GIT_AUTHOR_EMAIL
="$_nm"
823 GIT_COMMITTER_EMAIL
="$_nm"
824 export GIT_AUTHOR_NAME
825 export GIT_COMMITTER_NAME
826 export GIT_AUTHOR_EMAIL
827 export GIT_COMMITTER_EMAIL
828 git notes
--ref=refs
/notes
/hg prune
829 unset GIT_AUTHOR_NAME
830 unset GIT_COMMITTER_NAME
831 unset GIT_AUTHOR_EMAIL
832 unset GIT_COMMITTER_EMAIL
841 { read -r _err1 ||
:; read -r _err2 ||
:; } <<-EOT
843 exec 4>&3 3>&1 1>&4 4>&-
846 _af="$(git config hg.authorsfile)" || :
847 _cmd='GIT_DIR="$(pwd)" "$_python" "$cfg_basedir/bin/hg-fast-export.py" \
848 --repo "$(pwd)/repo.hg" \
849 --marks "$(pwd)/hg2git-marks.old" \
850 --mapping "$(pwd)/hg2git-mapping" \
851 --heads "$(pwd)/hg2git-heads" \
852 --status "$(pwd)/hg2git-state" \
853 -U unknown --force --flatten --hg-hash'
854 [ -z "$_af" ] || _cmd="$_cmd"' --authors "$_af"'
855 eval "$_cmd" 3>&- || _e1=$?
861 --import-marks="$(pwd)/hg2git-marks.old" \
862 --export-marks="$(pwd)/hg2git-marks.new" \
863 --export-pack-edges="$(pwd)/gfi-packs" \
864 --force 3>&- || _e2=$?
870 [ "$_err1" = 0 ] && [ "$_err2" = 0 ] ||
return 1
871 mv -f hg2git-marks.new hg2git-marks
872 rm -f hg2git-marks.old
873 git for-each-ref
--format='%(refname) %(objectname)' refs
/heads |
874 LC_ALL
=C
sed -e 's,^refs/heads/,:,' >hg2git-heads