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fence-agents/SOURCES/bz2102024-fence_ibm_vpc-add...

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From bccac64a5135815ada30d385ab573409f1176905 Mon Sep 17 00:00:00 2001
From: Oyvind Albrigtsen <oalbrigt@redhat.com>
Date: Thu, 7 Jul 2022 14:18:21 +0200
Subject: [PATCH 1/3] build: make xml-check: ignore detected paths in *_file
parameters not matching saved metadata
---
make/agentpycheck.mk | 2 +-
83 files changed, 1 insertion(+), 108 deletions(-)
diff --git a/make/agentpycheck.mk b/make/agentpycheck.mk
index f686c4c89..4044dbad3 100644
--- a/make/agentpycheck.mk
+++ b/make/agentpycheck.mk
@@ -1,5 +1,5 @@
DATADIR:=$(abs_top_srcdir)/tests/data/metadata
-AWK_VAL='BEGIN {store=-1} /name=".*_path"/ {store=2} {if (store!=0) {print}; store--}'
+AWK_VAL='BEGIN {store=-1} /name=".*_path"/ || /name=".*_file"/ {store=2} {if (store!=0) {print}; store--}'
TEST_TARGET=$(filter-out $(TEST_TARGET_SKIP),$(TARGET))
From 1b7f3cc431ca53962506e6d96e7a4938c4388416 Mon Sep 17 00:00:00 2001
From: Oyvind Albrigtsen <oalbrigt@redhat.com>
Date: Fri, 1 Jul 2022 13:29:16 +0200
Subject: [PATCH 2/3] build: add FENCETMPDIR for state files
---
Makefile.am | 3 ++-
configure.ac | 30 ++++++++++++++++++++++++++++++
m4/PKG_CHECK_VAR.m4 | 24 ++++++++++++++++++++++++
make/fencebuild.mk | 1 +
systemd/Makefile.am | 24 ++++++++++++++++++++++++
systemd/fence-agents.conf.in | 1 +
7 files changed, 97 insertions(+), 2 deletions(-)
create mode 100644 m4/PKG_CHECK_VAR.m4
create mode 100644 systemd/Makefile.am
create mode 100644 systemd/fence-agents.conf.in
diff --git a/Makefile.am b/Makefile.am
index c1091b93a..1d115e5aa 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -23,7 +23,7 @@ TARFILES = $(PACKAGE_NAME)-$(VERSION).tar.bz2 \
ACLOCAL_AMFLAGS = -I m4
-SUBDIRS = lib agents doc
+SUBDIRS = lib agents doc systemd
.PHONY: $(SUBDIRS)
@@ -34,6 +34,7 @@ doc: agents
install-exec-local:
$(INSTALL) -d $(DESTDIR)/$(LOGDIR)
$(INSTALL) -d $(DESTDIR)/$(CLUSTERVARRUN)
+ $(INSTALL) -d -m 1755 $(DESTDIR)$(FENCETMPDIR)
uninstall-local:
rmdir $(DESTDIR)/$(LOGDIR) || :;
diff --git a/configure.ac b/configure.ac
index 1bad8e3b0..d7afb8dbe 100644
--- a/configure.ac
+++ b/configure.ac
@@ -135,10 +135,38 @@ AC_ARG_WITH([agents],
[ AGENTS_LIST="$withval" ],
[ AGENTS_LIST="all" ])
+FENCETMPDIR=${localstatedir}/run/fence-agents
+AC_ARG_WITH(fencetmpdir,
+ [ --with-fencetmpdir=DIR directory for fence agents state files [${FENCETMPDIR}]],
+ [ FENCETMPDIR="$withval" ])
+
+# Expand $prefix
+eval FENCETMPDIR="`eval echo ${FENCETMPDIR}`"
+AC_DEFINE_UNQUOTED(FENCETMPDIR,"$FENCETMPDIR", Where Fence agents keep state files)
+AC_SUBST(FENCETMPDIR)
+
+
if test "x$AGENTS_LIST" = x; then
AC_ERROR([No agents selected])
fi
+# PKG_CHECK_MODULES will fail if systemd is not found by default, so make sure
+# we set the proper vars and deal with it
+PKG_CHECK_MODULES([systemd], [systemd], [HAS_SYSTEMD=yes], [HAS_SYSTEMD=no])
+if test "x$HAS_SYSTEMD" == "xyes"; then
+ PKG_CHECK_VAR([SYSTEMD_TMPFILES_DIR], [systemd], [tmpfilesdir])
+ if test "x$SYSTEMD_TMPFILES_DIR" == "x"; then
+ AC_MSG_ERROR([Unable to detect systemd tmpfiles directory automatically])
+ fi
+
+ # sanitize systed vars when using non standard prefix
+ if test "$prefix" != "/usr"; then
+ SYSTEMD_TMPFILES_DIR="$prefix/$SYSTEMD_TMPFILES_DIR"
+ AC_SUBST([SYSTEMD_TMPFILES_DIR])
+ fi
+fi
+AM_CONDITIONAL(HAVE_SYSTEMD, [test "x$HAS_SYSTEMD" == xyes ])
+
FENCE_KDUMP=0
if echo "$AGENTS_LIST" | grep -q -E "all|kdump"; then
case "$host_os" in
@@ -552,6 +580,8 @@ AM_EXTRA_RECURSIVE_TARGETS([xml-check xml-upload])
AC_CONFIG_FILES([Makefile
agents/Makefile
lib/Makefile
+ systemd/Makefile
+ systemd/fence-agents.conf
doc/Makefile])
AC_OUTPUT
diff --git a/m4/PKG_CHECK_VAR.m4 b/m4/PKG_CHECK_VAR.m4
new file mode 100644
index 000000000..2221a69eb
--- /dev/null
+++ b/m4/PKG_CHECK_VAR.m4
@@ -0,0 +1,24 @@
+dnl PKG_CHECK_VAR(VARIABLE, MODULE, CONFIG-VARIABLE,
+dnl [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
+dnl -------------------------------------------
+dnl Since: 0.28
+dnl
+dnl Retrieves the value of the pkg-config variable for the given module.
+dnl
+dnl Origin (declared license: GPLv2+ with less restrictive exception):
+dnl https://cgit.freedesktop.org/pkg-config/tree/pkg.m4.in?h=pkg-config-0.29.1#n261
+dnl (AS_VAR_COPY replaced with backward-compatible equivalent and guard
+dnl to prefer system-wide variant by Jan Pokorny <jpokorny@redhat.com>)
+
+m4_ifndef([PKG_CHECK_VAR],[
+AC_DEFUN([PKG_CHECK_VAR],
+[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
+AC_ARG_VAR([$1], [value of $3 for $2, overriding pkg-config])dnl
+
+_PKG_CONFIG([$1], [variable="][$3]["], [$2])
+dnl AS_VAR_COPY([$1], [pkg_cv_][$1])
+$1=AS_VAR_GET([pkg_cv_][$1])
+
+AS_VAR_IF([$1], [""], [$5], [$4])dnl
+])dnl PKG_CHECK_VAR
+])dnl m4_ifndef
diff --git a/make/fencebuild.mk b/make/fencebuild.mk
index 762db62c4..9a3c6d6dd 100644
--- a/make/fencebuild.mk
+++ b/make/fencebuild.mk
@@ -8,6 +8,7 @@ define gen_agent_from_py
-e 's#@''LOGDIR@#${LOGDIR}#g' \
-e 's#@''SBINDIR@#${sbindir}#g' \
-e 's#@''LIBEXECDIR@#${libexecdir}#g' \
+ -e 's#@''FENCETMPDIR@#${FENCETMPDIR}#g' \
-e 's#@''IPMITOOL_PATH@#${IPMITOOL_PATH}#g' \
-e 's#@''OPENSTACK_PATH@#${OPENSTACK_PATH}#g' \
-e 's#@''AMTTOOL_PATH@#${AMTTOOL_PATH}#g' \
diff --git a/systemd/Makefile.am b/systemd/Makefile.am
new file mode 100644
index 000000000..aa3a01679
--- /dev/null
+++ b/systemd/Makefile.am
@@ -0,0 +1,24 @@
+#
+# Copyright (C) 2017 Oyvind Albrigtsen
+#
+# 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 2
+# 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, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+#
+
+MAINTAINERCLEANFILES = Makefile.in
+
+if HAVE_SYSTEMD
+tmpfilesdir = $(SYSTEMD_TMPFILES_DIR)
+tmpfiles_DATA = fence-agents.conf
+endif
diff --git a/systemd/fence-agents.conf.in b/systemd/fence-agents.conf.in
new file mode 100644
index 000000000..4181287da
--- /dev/null
+++ b/systemd/fence-agents.conf.in
@@ -0,0 +1 @@
+d @FENCETMPDIR@ 1755 root root
From d5a12d9c30b66eb8720e037c4dce5fe0f3ad7dbb Mon Sep 17 00:00:00 2001
From: Oyvind Albrigtsen <oalbrigt@redhat.com>
Date: Thu, 30 Jun 2022 13:20:37 +0200
Subject: [PATCH 3/3] fence_ibm_vpc: add token cache support
---
agents/ibm_vpc/fence_ibm_vpc.py | 126 ++++++++++++++++++++----
tests/data/metadata/fence_ibm_vpc.xml | 4 +
3 files changed, 110 insertions(+), 22 deletions(-)
diff --git a/agents/ibm_vpc/fence_ibm_vpc.py b/agents/ibm_vpc/fence_ibm_vpc.py
index 3da3ce056..847010584 100755
--- a/agents/ibm_vpc/fence_ibm_vpc.py
+++ b/agents/ibm_vpc/fence_ibm_vpc.py
@@ -4,9 +4,10 @@
import pycurl, io, json
import logging
import atexit
+import hashlib
sys.path.append("@FENCEAGENTSLIBDIR@")
from fencing import *
-from fencing import fail, run_delay, EC_LOGIN_DENIED, EC_STATUS
+from fencing import fail, run_delay, EC_LOGIN_DENIED, EC_STATUS, EC_GENERIC_ERROR
state = {
"running": "on",
@@ -22,7 +23,7 @@ def get_list(conn, options):
try:
command = "instances?version=2021-05-25&generation=2&limit={}".format(options["--limit"])
- res = send_command(conn, command)
+ res = send_command(conn, options, command)
except Exception as e:
logging.debug("Failed: Unable to get list: {}".format(e))
return outlets
@@ -38,7 +39,7 @@ def get_list(conn, options):
def get_power_status(conn, options):
try:
command = "instances/{}?version=2021-05-25&generation=2".format(options["--plug"])
- res = send_command(conn, command)
+ res = send_command(conn, options, command)
result = state[res["status"]]
if options["--verbose-level"] > 1:
logging.debug("Result:\n{}".format(json.dumps(res, indent=2)))
@@ -57,27 +58,71 @@ def set_power_status(conn, options):
try:
command = "instances/{}/actions?version=2021-05-25&generation=2".format(options["--plug"])
- send_command(conn, command, "POST", action, 201)
+ send_command(conn, options, command, "POST", action, 201)
except Exception as e:
logging.debug("Failed: Unable to set power to {} for {}".format(options["--action"], e))
fail(EC_STATUS)
def get_bearer_token(conn, options):
+ import os, errno
+
+ try:
+ # FIPS requires usedforsecurity=False and might not be
+ # available on all distros: https://bugs.python.org/issue9216
+ hash = hashlib.sha256(options["--apikey"].encode("utf-8"), usedforsecurity=False).hexdigest()
+ except (AttributeError, TypeError):
+ hash = hashlib.sha256(options["--apikey"].encode("utf-8")).hexdigest()
+ file_path = options["--token-file"].replace("[hash]", hash)
token = None
+
+ if not os.path.isdir(os.path.dirname(file_path)):
+ os.makedirs(os.path.dirname(file_path))
+
+ # For security, remove file with potentially elevated mode
try:
- conn.setopt(pycurl.HTTPHEADER, [
- "Content-Type: application/x-www-form-urlencoded",
- "User-Agent: curl",
- ])
- token = send_command(conn, "https://iam.cloud.ibm.com/identity/token", "POST", "grant_type=urn:ibm:params:oauth:grant-type:apikey&apikey={}".format(options["--apikey"]))["access_token"]
- except Exception:
- logging.error("Failed: Unable to authenticate")
- fail(EC_LOGIN_DENIED)
+ os.remove(file_path)
+ except OSError:
+ pass
+
+ try:
+ oldumask = os.umask(0)
+ file_handle = os.open(file_path, os.O_CREAT | os.O_EXCL | os.O_WRONLY, 0o600)
+ except OSError as e:
+ if e.errno == errno.EEXIST: # Failed as the file already exists.
+ logging.error("Failed: File already exists: {}".format(e))
+ sys.exit(EC_GENERIC_ERROR)
+ else: # Something unexpected went wrong
+ logging.error("Failed: Unable to open file: {}".format(e))
+ sys.exit(EC_GENERIC_ERROR)
+ else: # No exception, so the file must have been created successfully.
+ with os.fdopen(file_handle, 'w') as file_obj:
+ try:
+ conn.setopt(pycurl.HTTPHEADER, [
+ "Content-Type: application/x-www-form-urlencoded",
+ "User-Agent: curl",
+ ])
+ token = send_command(conn, options, "https://iam.cloud.ibm.com/identity/token", "POST", "grant_type=urn:ibm:params:oauth:grant-type:apikey&apikey={}".format(options["--apikey"]))["access_token"]
+ except Exception as e:
+ logging.error("Failed: Unable to authenticate: {}".format(e))
+ fail(EC_LOGIN_DENIED)
+ file_obj.write(token)
+ finally:
+ os.umask(oldumask)
return token
+def set_bearer_token(conn, bearer_token):
+ conn.setopt(pycurl.HTTPHEADER, [
+ "Content-Type: application/json",
+ "Authorization: Bearer {}".format(bearer_token),
+ "User-Agent: curl",
+ ])
+
+ return conn
+
def connect(opt):
conn = pycurl.Curl()
+ bearer_token = ""
## setup correct URL
conn.base_url = "https://" + opt["--region"] + ".iaas.cloud.ibm.com/v1/"
@@ -91,21 +136,28 @@ def connect(opt):
conn.setopt(pycurl.PROXY, "{}".format(opt["--proxy"]))
# get bearer token
- bearer_token = get_bearer_token(conn, opt)
+ try:
+ try:
+ # FIPS requires usedforsecurity=False and might not be
+ # available on all distros: https://bugs.python.org/issue9216
+ hash = hashlib.sha256(opt["--apikey"].encode("utf-8"), usedforsecurity=False).hexdigest()
+ except (AttributeError, TypeError):
+ hash = hashlib.sha256(opt["--apikey"].encode("utf-8")).hexdigest()
+ f = open(opt["--token-file"].replace("[hash]", hash))
+ bearer_token = f.read()
+ f.close()
+ except IOError:
+ bearer_token = get_bearer_token(conn, opt)
# set auth token for later requests
- conn.setopt(pycurl.HTTPHEADER, [
- "Content-Type: application/json",
- "Authorization: Bearer {}".format(bearer_token),
- "User-Agent: curl",
- ])
+ conn = set_bearer_token(conn, bearer_token)
return conn
def disconnect(conn):
conn.close()
-def send_command(conn, command, method="GET", action=None, expected_rc=200):
+def send_command(conn, options, command, method="GET", action=None, expected_rc=200):
if not command.startswith("https"):
url = conn.base_url + command
else:
@@ -130,6 +182,26 @@ def send_command(conn, command, method="GET", action=None, expected_rc=200):
raise(e)
rc = conn.getinfo(pycurl.HTTP_CODE)
+
+ # auth if token has expired
+ if rc in [400, 401, 415]:
+ tokenconn = pycurl.Curl()
+ token = get_bearer_token(tokenconn, options)
+ tokenconn.close()
+ conn = set_bearer_token(conn, token)
+
+ # flush web_buffer
+ web_buffer.close()
+ web_buffer = io.BytesIO()
+ conn.setopt(pycurl.WRITEFUNCTION, web_buffer.write)
+
+ try:
+ conn.perform()
+ except Exception as e:
+ raise(e)
+
+ rc = conn.getinfo(pycurl.HTTP_CODE)
+
result = web_buffer.getvalue().decode("UTF-8")
web_buffer.close()
@@ -173,7 +245,7 @@ def define_new_opts():
all_opt["proxy"] = {
"getopt" : ":",
"longopt" : "proxy",
- "help" : "--proxy=[http://<URL>:<PORT>] Proxy: 'http://<URL>:<PORT>'",
+ "help" : "--proxy=[http://<URL>:<PORT>] Proxy: 'http://<URL>:<PORT>'",
"required" : "0",
"default": "",
"shortdesc" : "Network proxy",
@@ -188,14 +260,26 @@ def define_new_opts():
"shortdesc" : "Number of nodes returned by API",
"order" : 0
}
+ all_opt["token_file"] = {
+ "getopt" : ":",
+ "longopt" : "token-file",
+ "help" : "--token-file=[path] Path to the token cache file\n"
+ "\t\t\t\t (Default: @FENCETMPDIR@/fence_ibm_vpc/[hash].token)\n"
+ "\t\t\t\t [hash] will be replaced by a hashed value",
+ "required" : "0",
+ "default": "@FENCETMPDIR@/fence_ibm_vpc/[hash].token",
+ "shortdesc" : "Path to the token cache file",
+ "order" : 0
+ }
def main():
device_opt = [
"apikey",
"region",
- "limit",
"proxy",
+ "limit",
+ "token_file",
"port",
"no_password",
]
diff --git a/tests/data/metadata/fence_ibm_vpc.xml b/tests/data/metadata/fence_ibm_vpc.xml
index acf4925fc..c35bc4619 100644
--- a/tests/data/metadata/fence_ibm_vpc.xml
+++ b/tests/data/metadata/fence_ibm_vpc.xml
@@ -23,6 +23,10 @@
<content type="string" />
<shortdesc lang="en">Region</shortdesc>
</parameter>
+ <parameter name="token_file" unique="0" required="0">
+ <getopt mixed="--token-file=[path]" />
+ <shortdesc lang="en">Path to the token cache file</shortdesc>
+ </parameter>
<parameter name="action" unique="0" required="1">
<getopt mixed="-o, --action=[action]" />
<content type="string" default="reboot" />
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