blob: a5fdf1aaba62db95d50e325c250c7292c7c67f49 [file] [log] [blame]
#!/bin/gawk
#
# Copyright (c) 2014-2015 Dmitry V. Levin <ldv@altlinux.org>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. The name of the author may not be used to endorse or promote products
# derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
BEGIN {
r_uint = "(0|[1-9][0-9]*)"
r_getuid = "getuid" suffix "\\(\\)[[:space:]]+= " r_uint
r_getxuid = "getxuid" suffix "\\(\\)[[:space:]]+= " r_uint " \\(euid " r_uint "\\)"
regexp = "^(" r_getuid "|" r_getxuid ")$"
expected = "getuid"
fail = 0
}
regexp == "" {
fail = 1
next
}
{
if (match($0, regexp, a)) {
if (expected == "getuid") {
if ("" != a[2])
uid = a[2]
else
uid = a[3]
expected = "setuid"
regexp = "^setuid" suffix "\\(" uid "\\)[[:space:]]+= 0$"
} else if (expected == "setuid") {
expected = "getresuid"
regexp = "^getresuid" suffix "\\(\\[" uid "\\], \\[" uid "\\], \\[" uid "\\]\\)[[:space:]]+= 0$"
} else if (expected == "getresuid") {
expected = "setreuid"
regexp = "^setreuid" suffix "\\(-1, -1\\)[[:space:]]+= 0$"
} else if (expected == "setreuid") {
expected = "setresuid"
regexp = "^setresuid" suffix "\\(" uid ", -1, -1\\)[[:space:]]+= 0$"
} else if (expected == "setresuid") {
expected = "fchown"
regexp = "^fchown" suffix "\\(1, -1, -1\\)[[:space:]]+= 0$"
} else if (expected == "fchown") {
expected = "1st getgroups"
regexp = "^getgroups" suffix "\\(0, NULL\\)[[:space:]]+= " r_uint "$"
} else if (expected == "1st getgroups") {
ngroups = a[1]
if (ngroups == "0")
list=""
else if (ngroups == "1")
list=r_uint
else
list=r_uint "(, " r_uint "){" (ngroups - 1) "}"
expected = "2nd getgroups"
regexp = "^getgroups" suffix "\\(" ngroups ", \\[" list "\\]\\)[[:space:]]+= " ngroups "$"
} else if (expected == "2nd getgroups") {
expected = "the last line"
regexp = "^\\+\\+\\+ exited with 0 \\+\\+\\+$"
} else if (expected == "the last line") {
expected = "nothing"
regexp = ""
}
}
}
END {
if (fail) {
print "Unexpected output after exit"
exit 1
}
if (regexp == "")
exit 0
print "error: " expected " doesn't match"
exit 1
}