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Fix pt-sift to fetch and eval programs correctly. Lists these programs in the sys reqs pod section.

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This commit is contained in:
Daniel Nichter
2011-08-31 11:28:01 -06:00
parent 25d47f2644
commit 3a111182eb
1 changed files with 31 additions and 5 deletions
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36
bin/pt-sift
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@@ -51,19 +51,43 @@ main() {
fi
# If the programs we need don't exist, try to get them.
for prog in pt-align pt-diskstats pt-pmp pt-mext; do
# Aspersa tools:
for prog in align; do
if which $prog >/dev/null 2>&1 ; then
eval "PR_$prog"="$(which $prog)"
elif [ -f $prog -a -x $prog ]; then
eval "PR_$prog"="./$prog"
elif [ -f "${BASEDIR}/$prog" -a -x "${BASEDIR}/$prog" ]; then
eval "PR_$prog"="${BASEDIR}/$prog"
else
echo "Fetching $prog"
curl http://percona.com/get/$prog > "$prog" && chmod +x "$prog"
elif which "curl" >/dev/null 2>&1; then
echo "Fetching $prog" >&2
curl http://aspersa.googlecode.com/svn/trunk/$prog > "$prog" && chmod +x "$prog"
eval "PR_$prog"="./$prog"
else
echo "Cannot find or fetch required program: $prog" >&2
exit 1
fi
done
# Percona Toolkit tools:
for prog in pt-diskstats pt-pmp pt-mext; do
# A var can't be named "PR_pt-pmp" so we chop of "pt-" to get
# the program's basename, resulting in "PR_pmp".
prog_base=${prog#"pt-"}
if which "$prog" >/dev/null 2>&1 ; then
eval "PR_$prog_base"="$(which "$prog")"
elif [ -f "$prog" -a -x "$prog" ]; then
eval "PR_$prog_base"="./$prog"
elif [ -f "${BASEDIR}/$prog" -a -x "${BASEDIR}/$prog" ]; then
eval "PR_$prog_base"="${BASEDIR}/$prog"
elif which "curl" >/dev/null 2>&1; then
echo "Fetching $prog" >&2
curl "http://percona.com/get/$prog" > "$prog" && chmod +x "$prog"
eval "PR_$prog_base"="./$prog"
else
echo "Cannot find or fetch required program: $prog" >&2
exit 1
fi
done
# We need to generate a list of timestamps, and ask the user to choose one if
# there is no PREFIX yet. NOTE: we rely on the "-df" files here.
@@ -565,7 +589,9 @@ This tool does not use any environment variables.
=head1 SYSTEM REQUIREMENTS
This tool requires Bash v3 or newer.
This tool requires Bash v3 and the following programs: pt-diskstats, pt-pmp,
pt-mext, and align (from Aspersa). If these programs are not in your PATH,
they will be fetched from the Internet if curl is available.
=head1 BUGS