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Validate file arguments with FileArgumentValidator

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This commit is contained in:
chubtub 2024-02-23 02:02:19 -05:00
parent d7823b6b0b
commit 3fbc0e743c
3 changed files with 43 additions and 16 deletions
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8
tools/tcg_rim_tool/src/main/java/hirs/swid/Main.java
View File

@ -55,22 +55,14 @@ public class Main {
String rimel = commander.getRimEventLog();
String certificateFile = commander.getPublicCertificate();
String trustStore = commander.getTruststoreFile();
if (!verifyFile.isEmpty()) {
validator.setRim(verifyFile);
if (!rimel.isEmpty()) {
validator.setRimEventLog(rimel);
}
if (!trustStore.isEmpty()) {
validator.setTrustStoreFile(trustStore);
}
if (!certificateFile.isEmpty()) {
System.out.println("A single cert cannot be used for verification. " +
"The signing cert will be searched for in the trust store.");
}
validator.validateSwidtagFile(verifyFile);
} else {
exitWithErrorCode("A RIM file was not found for validation.");
}
} else {
gateway = new SwidTagGateway();
if (commander.isVerbose()) {

14
tools/tcg_rim_tool/src/main/java/hirs/swid/utils/Commander.java
View File

@ -19,12 +19,12 @@ public class Commander {
@Parameter(names = {"-c", "--create \"base\""}, order = 0,
description = "The type of RIM to create. A base RIM will be created by default.")
private String createType = "";
@Parameter(names = {"-v", "--verify <path>"}, order = 3,
@Parameter(names = {"-v", "--verify <path>"}, validateWith = FileArgumentValidator.class,
description = "Specify a RIM file to verify.")
private String verifyFile = "";
@Parameter(names = {"-V", "--version"}, description = "Output the current version.")
private boolean version = false;
@Parameter(names = {"-a", "--attributes <path>"}, order = 1,
@Parameter(names = {"-a", "--attributes <path>"}, validateWith = FileArgumentValidator.class,
description = "The configuration file holding attributes "
+ "to populate the base RIM with.")
private String attributesFile = "";
@ -34,14 +34,16 @@ public class Commander {
private String outFile = "";
@Parameter(names = {"--verbose"}, description = "Control output verbosity.")
private boolean verbose = false;
@Parameter(names = {"-t", "--truststore <path>"}, order = 4,
@Parameter(names = {"-t", "--truststore <path>"}, validateWith = FileArgumentValidator.class,
description = "The truststore to sign the base RIM created "
+ "or to validate the signed base RIM.")
private String truststoreFile = "";
@Parameter(names = {"-k", "--privateKeyFile <path>"}, order = 5,
@Parameter(names = {"-k", "--privateKeyFile <path>"},
validateWith = FileArgumentValidator.class,
description = "The private key used to sign the base RIM created by this tool.")
private String privateKeyFile = "";
@Parameter(names = {"-p", "--publicCertificate <path>"}, order = 6,
@Parameter(names = {"-p", "--publicCertificate <path>"},
validateWith = FileArgumentValidator.class,
description = "The public key certificate to embed in the base RIM created by "
+ "this tool.")
private String publicCertificate = "";
@ -51,7 +53,7 @@ public class Commander {
@Parameter(names = {"-d", "--default-key"}, order = 8,
description = "Use default signing credentials.")
private boolean defaultKey = false;
@Parameter(names = {"-l", "--rimel <path>"}, order = 9,
@Parameter(names = {"-l", "--rimel <path>"}, validateWith = FileArgumentValidator.class,
description = "The TCG eventlog file to use as a support RIM.")
private String rimEventLog = "";
@Parameter(names = {"--timestamp"}, order = 10, variableArity = true,

33
tools/tcg_rim_tool/src/main/java/hirs/swid/utils/FileArgumentValidator.java Normal file
View File

@ -0,0 +1,33 @@
package hirs.swid.utils;
import com.beust.jcommander.IParameterValidator;
import com.beust.jcommander.ParameterException;
import java.io.File;
import lombok.extern.log4j.Log4j2;
/**
* This class validates arguments that take a String path to a file.
* The file path is checked for null, and if the file is found it is checked
* for validity, emptiness, and read permissions.
*/
@Log4j2
public class FileArgumentValidator implements IParameterValidator {
public void validate(String name, String value) throws ParameterException {
try {
File file = new File(value);
if (!file.isFile()) {
throw new ParameterException("Invalid file path: " + value +
". Please verify file path.");
}
if (file.length() == 0) {
throw new ParameterException("File " + value + " is empty.");
}
} catch (NullPointerException e) {
throw new ParameterException("File path cannot be null: " + e.getMessage());
} catch (SecurityException e) {
throw new ParameterException("Read access denied for " + value +
", please verify permissions.");
}
}
}