summaryrefslogtreecommitdiffstats
path: root/lib
diff options
context:
space:
mode:
authorP. J. McDermott <pjm@nac.net>2013-07-27 14:19:29 (EDT)
committer P. J. McDermott <pjm@nac.net>2013-07-27 14:19:29 (EDT)
commit7aa5ff9ac61a24f3b8fc7c47352d64a938df316f (patch)
tree3ccb75aeece3167a16d66ce3ed7a0706df409aa1 /lib
parent36e4873cc40db076e16f66e5e88cb812dd1b5b20 (diff)
lib/garbage.sh: New file.
Diffstat (limited to 'lib')
-rw-r--r--lib/garbage.sh65
-rw-r--r--lib/local.mk1
2 files changed, 66 insertions, 0 deletions
diff --git a/lib/garbage.sh b/lib/garbage.sh
new file mode 100644
index 0000000..2862ad9
--- /dev/null
+++ b/lib/garbage.sh
@@ -0,0 +1,65 @@
+# pro-archman
+# lib/garbage.sh
+# Functions for garbage collection
+#
+# Copyright (C) 2013 Patrick "P. J." McDermott
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+use dir
+
+collect_garbage()
+{
+ local cur_time=
+ local garbage=
+ local gar_time=
+ local dirs=
+ local file=
+
+ # NB: The %s format conversion specifier is not specified by POSIX, but
+ # it is supported by the GNU and BusyBox implementations of date.
+ cur_time=$(date '+%s')
+
+ for garbage in "${archive}/.db/garbage/"*; do
+ gar_time=${garbage##*/}
+ if [ ${cur_time} -lt ${gar_time} ]; then
+ break
+ fi
+ while read -r dirs file; do
+ rm -f "${archive}/${file}"
+ while [ ${dirs} -gt 0 ]; do
+ file="${file%/*}"
+ try_rmdir "${archive}/${file}"
+ dirs=$(($dirs - 1))
+ done
+ done <<-EOF
+ ${garbage}
+ EOF
+ rm -f "${garbage}"
+ done
+}
+
+mark_pool_garbage()
+{
+ local file="${1}"
+ local time=
+
+ # NB: The %s format conversion specifier is not specified by POSIX, but
+ # it is supported by the GNU and BusyBox implementations of date.
+ time=$(date '+%s')
+ time=$(($time + $conf_pool_gc_delay))
+
+ mkdir -p "${archive}/.db/garbage"
+ printf '2 %s\n' "${file}" >>"${archive}/.db/garbage/${time}"
+}
diff --git a/lib/local.mk b/lib/local.mk
index 6c8b59e..10e1afa 100644
--- a/lib/local.mk
+++ b/lib/local.mk
@@ -8,4 +8,5 @@ pkglib_srcs = \
lib/dir.sh \
lib/db.sh \
lib/index.sh \
+ lib/garbage.sh \
lib/cmd.sh