From d884a791b9523ebda4e780e9457842565c116ab5 Mon Sep 17 00:00:00 2001 From: Stefan Klinger Date: Sun, 25 Feb 2018 18:36:05 +0100 Subject: hooks: Complain if hook parameters are overwritten. Fixed 2 space leaks. Signed-off-by: Stefan Klinger Signed-off-by: Allan McRae --- lib/libalpm/hook.c | 16 ++++++++++++++++ test/pacman/tests/TESTS | 4 ++++ test/pacman/tests/hook-description-reused.py | 23 +++++++++++++++++++++++ test/pacman/tests/hook-exec-reused.py | 22 ++++++++++++++++++++++ test/pacman/tests/hook-type-reused.py | 22 ++++++++++++++++++++++ test/pacman/tests/hook-when-reused.py | 22 ++++++++++++++++++++++ 6 files changed, 109 insertions(+) create mode 100644 test/pacman/tests/hook-description-reused.py create mode 100644 test/pacman/tests/hook-exec-reused.py create mode 100644 test/pacman/tests/hook-type-reused.py create mode 100644 test/pacman/tests/hook-when-reused.py diff --git a/lib/libalpm/hook.c b/lib/libalpm/hook.c index 4ec2a906..865c11d8 100644 --- a/lib/libalpm/hook.c +++ b/lib/libalpm/hook.c @@ -267,6 +267,7 @@ static int _alpm_hook_parse_cb(const char *file, int line, struct _alpm_hook_t *hook = ctx->hook; #define error(...) _alpm_log(handle, ALPM_LOG_ERROR, __VA_ARGS__); return 1; +#define warning(...) _alpm_log(handle, ALPM_LOG_WARNING, __VA_ARGS__); if(!section && !key) { error(_("error while reading hook %s: %s\n"), file, strerror(errno)); @@ -296,6 +297,9 @@ static int _alpm_hook_parse_cb(const char *file, int line, error(_("hook %s line %d: invalid value %s\n"), file, line, value); } } else if(strcmp(key, "Type") == 0) { + if(t->type != 0) { + warning(_("hook %s line %d: overwriting previous definition of %s\n"), file, line, "Type"); + } if(strcmp(value, "Package") == 0) { t->type = ALPM_HOOK_TYPE_PACKAGE; } else if(strcmp(value, "File") == 0) { @@ -312,6 +316,9 @@ static int _alpm_hook_parse_cb(const char *file, int line, } } else if(strcmp(section, "Action") == 0) { if(strcmp(key, "When") == 0) { + if(hook->when != 0) { + warning(_("hook %s line %d: overwriting previous definition of %s\n"), file, line, "When"); + } if(strcmp(value, "PreTransaction") == 0) { hook->when = ALPM_HOOK_PRE_TRANSACTION; } else if(strcmp(value, "PostTransaction") == 0) { @@ -320,6 +327,10 @@ static int _alpm_hook_parse_cb(const char *file, int line, error(_("hook %s line %d: invalid value %s\n"), file, line, value); } } else if(strcmp(key, "Description") == 0) { + if(hook->desc != NULL) { + warning(_("hook %s line %d: overwriting previous definition of %s\n"), file, line, "Description"); + FREE(hook->desc); + } STRDUP(hook->desc, value, return 1); } else if(strcmp(key, "Depends") == 0) { char *val; @@ -330,6 +341,10 @@ static int _alpm_hook_parse_cb(const char *file, int line, } else if(strcmp(key, "NeedsTargets") == 0) { hook->needs_targets = 1; } else if(strcmp(key, "Exec") == 0) { + if(hook->cmd != NULL) { + warning(_("hook %s line %d: overwriting previous definition of %s\n"), file, line, "Exec"); + _alpm_wordsplit_free(hook->cmd); + } if((hook->cmd = _alpm_wordsplit(value)) == NULL) { if(errno == EINVAL) { error(_("hook %s line %d: invalid value %s\n"), file, line, value); @@ -344,6 +359,7 @@ static int _alpm_hook_parse_cb(const char *file, int line, } #undef error +#undef warning return 0; } diff --git a/test/pacman/tests/TESTS b/test/pacman/tests/TESTS index 309eb17e..a9b4288c 100644 --- a/test/pacman/tests/TESTS +++ b/test/pacman/tests/TESTS @@ -55,6 +55,8 @@ TESTS += test/pacman/tests/fileconflict030.py TESTS += test/pacman/tests/fileconflict031.py TESTS += test/pacman/tests/fileconflict032.py TESTS += test/pacman/tests/hook-abortonfail.py +TESTS += test/pacman/tests/hook-description-reused.py +TESTS += test/pacman/tests/hook-exec-reused.py TESTS += test/pacman/tests/hook-exec-with-arguments.py TESTS += test/pacman/tests/hook-file-change-packages.py TESTS += test/pacman/tests/hook-file-remove-trigger-match.py @@ -65,7 +67,9 @@ TESTS += test/pacman/tests/hook-pkg-postinstall-trigger-match.py TESTS += test/pacman/tests/hook-pkg-remove-trigger-match.py TESTS += test/pacman/tests/hook-pkg-upgrade-trigger-match.py TESTS += test/pacman/tests/hook-target-list.py +TESTS += test/pacman/tests/hook-type-reused.py TESTS += test/pacman/tests/hook-upgrade-trigger-no-match.py +TESTS += test/pacman/tests/hook-when-reused.py TESTS += test/pacman/tests/ignore001.py TESTS += test/pacman/tests/ignore002.py TESTS += test/pacman/tests/ignore003.py diff --git a/test/pacman/tests/hook-description-reused.py b/test/pacman/tests/hook-description-reused.py new file mode 100644 index 00000000..87637e80 --- /dev/null +++ b/test/pacman/tests/hook-description-reused.py @@ -0,0 +1,23 @@ +self.description = "Hook using multiple 'Description's" + +self.add_hook("hook", + """ + [Trigger] + Type = Package + Operation = Install + Target = foo + + [Action] + Description = lala + Description = foobar + When = PreTransaction + Exec = /bin/date + """); + +sp = pmpkg("foo") +self.addpkg2db("sync", sp) + +self.args = "-S foo" + +self.addrule("PACMAN_RETCODE=0") +self.addrule("PACMAN_OUTPUT=warning.*overwriting previous definition of Description") diff --git a/test/pacman/tests/hook-exec-reused.py b/test/pacman/tests/hook-exec-reused.py new file mode 100644 index 00000000..38423177 --- /dev/null +++ b/test/pacman/tests/hook-exec-reused.py @@ -0,0 +1,22 @@ +self.description = "Hook using multiple 'Exec's" + +self.add_hook("hook", + """ + [Trigger] + Type = Package + Operation = Install + Target = foo + + [Action] + When = PostTransaction + Exec = /bin/date + Exec = /bin/date + """); + +sp = pmpkg("foo") +self.addpkg2db("sync", sp) + +self.args = "-S foo" + +self.addrule("PACMAN_RETCODE=0") +self.addrule("PACMAN_OUTPUT=warning.*overwriting previous definition of Exec") diff --git a/test/pacman/tests/hook-type-reused.py b/test/pacman/tests/hook-type-reused.py new file mode 100644 index 00000000..472c8caf --- /dev/null +++ b/test/pacman/tests/hook-type-reused.py @@ -0,0 +1,22 @@ +self.description = "Hook using multiple 'Type's" + +self.add_hook("hook", + """ + [Trigger] + Type = Package + Type = File + Operation = Install + Target = foo + + [Action] + When = PostTransaction + Exec = /bin/date + """); + +sp = pmpkg("foo") +self.addpkg2db("sync", sp) + +self.args = "-S foo" + +self.addrule("PACMAN_RETCODE=0") +self.addrule("PACMAN_OUTPUT=warning.*overwriting previous definition of Type") diff --git a/test/pacman/tests/hook-when-reused.py b/test/pacman/tests/hook-when-reused.py new file mode 100644 index 00000000..85a93db8 --- /dev/null +++ b/test/pacman/tests/hook-when-reused.py @@ -0,0 +1,22 @@ +self.description = "Hook using multiple 'When's" + +self.add_hook("hook", + """ + [Trigger] + Type = Package + Operation = Install + Target = foo + + [Action] + When = PreTransaction + Exec = /bin/date + When = PostTransaction + """); + +sp = pmpkg("foo") +self.addpkg2db("sync", sp) + +self.args = "-S foo" + +self.addrule("PACMAN_RETCODE=0") +self.addrule("PACMAN_OUTPUT=warning.*overwriting previous definition of When") -- cgit v1.2.3-54-g00ecf