If the user did not use the --pass option to provide a key password,
get the key password from the EVMCTL_KEY_PASSWORD environment variable.
Signed-off-by: Stefan Berger <stefanb@xxxxxxxxxxxxx>
---
README | 4 ++++
src/evmctl.c | 6 ++++++
2 files changed, 10 insertions(+)
diff --git a/README b/README
index 87cd3b5..1cc027f 100644
--- a/README
+++ b/README
@@ -70,6 +70,10 @@ OPTIONS
-v increase verbosity level
-h, --help display this help and exit
+Environment variables:
+
+EVMCTL_KEY_PASSWORD : Private key password to use; do not use --pass option
+
INTRODUCTION
------------
diff --git a/src/evmctl.c b/src/evmctl.c
index a8065bb..58f8e66 100644
--- a/src/evmctl.c
+++ b/src/evmctl.c
@@ -2530,6 +2530,9 @@ static void usage(void)
" --ignore-violations ignore ToMToU measurement violations\n"
" -v increase verbosity level\n"
" -h, --help display this help and exit\n"
+ "\n"
+ "Environment variables:\n\n"
+ "EVMCTL_KEY_PASSWORD : Private key password to use; do not use --pass option\n"
"\n");
}
@@ -2813,6 +2816,9 @@ int main(int argc, char *argv[])
}
}
+ if (!imaevm_params.keypass)
+ imaevm_params.keypass = getenv("EVMCTL_KEY_PASSWORD");
+
if (argv[optind] == NULL)
usage();
else
--
2.31.1
